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listctrl.cpp
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2002-08-28
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/////////////////////////////////////////////////////////////////////////////
// Name: generic/listctrl.cpp
// Purpose: generic implementation of wxListCtrl
// Author: Robert Roebling
// Vadim Zeitlin (virtual list control support)
// Id: $Id: listctrl.cpp,v 1.268 2002/08/28 09:31:29 JS Exp $
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
/*
TODO
1. we need to implement searching/sorting for virtual controls somehow
?2. when changing selection the lines are refreshed twice
*/
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "listctrl.h"
#pragma implementation "listctrlbase.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_LISTCTRL
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/dynarray.h"
#include "wx/dcscreen.h"
#include "wx/textctrl.h"
#endif
// Include wx/listctrl.h (with wxListView declaration)
// only when wxGenericListCtrl is the only
// implementation, and therefore wxListView needs
// to be derived from the 'generic' version.
#if defined(__WIN32__) && !defined(__WXUNIVERSAL__)
#include "wx/generic/listctrl.h"
#else
#include "wx/listctrl.h"
#endif
#if defined(__WXGTK__)
#include <gtk/gtk.h>
#include "wx/gtk/win_gtk.h"
#endif
// ----------------------------------------------------------------------------
// events
// ----------------------------------------------------------------------------
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_RIGHT_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_DRAGGING)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_END_DRAG)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_FOCUSED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// the height of the header window (FIXME: should depend on its font!)
static const int HEADER_HEIGHT = 23;
// the scrollbar units
static const int SCROLL_UNIT_X = 15;
static const int SCROLL_UNIT_Y = 15;
// the spacing between the lines (in report mode)
static const int LINE_SPACING = 0;
// extra margins around the text label
static const int EXTRA_WIDTH = 3;
static const int EXTRA_HEIGHT = 4;
// offset for the header window
static const int HEADER_OFFSET_X = 1;
static const int HEADER_OFFSET_Y = 1;
// when autosizing the columns, add some slack
static const int AUTOSIZE_COL_MARGIN = 10;
// default and minimal widths for the header columns
static const int WIDTH_COL_DEFAULT = 80;
static const int WIDTH_COL_MIN = 10;
// the space between the image and the text in the report mode
static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
// ============================================================================
// private classes
// ============================================================================
// ----------------------------------------------------------------------------
// wxSelectionStore
// ----------------------------------------------------------------------------
int CMPFUNC_CONV wxSizeTCmpFn(size_t n1, size_t n2) { return n1 - n2; }
WX_DEFINE_SORTED_EXPORTED_ARRAY_LONG(size_t, wxIndexArray);
// this class is used to store the selected items in the virtual list control
// (but it is not tied to list control and so can be used with other controls
// such as wxListBox in wxUniv)
//
// the idea is to make it really smart later (i.e. store the selections as an
// array of ranes + individual items) but, as I don't have time to do it now
// (this would require writing code to merge/break ranges and much more) keep
// it simple but define a clean interface to it which allows it to be made
// smarter later
class WXDLLEXPORT wxSelectionStore
{
public:
wxSelectionStore() : m_itemsSel(wxSizeTCmpFn) { Init(); }
// set the total number of items we handle
void SetItemCount(size_t count) { m_count = count; }
// special case of SetItemCount(0)
void Clear() { m_itemsSel.Clear(); m_count = 0; m_defaultState = FALSE; }
// must be called when a new item is inserted/added
void OnItemAdd(size_t item) { wxFAIL_MSG( _T("TODO") ); }
// must be called when an item is deleted
void OnItemDelete(size_t item);
// select one item, use SelectRange() insted if possible!
//
// returns true if the items selection really changed
bool SelectItem(size_t item, bool select = TRUE);
// select the range of items
//
// return true and fill the itemsChanged array with the indices of items
// which have changed state if "few" of them did, otherwise return false
// (meaning that too many items changed state to bother counting them
// individually)
bool SelectRange(size_t itemFrom, size_t itemTo,
bool select = TRUE,
wxArrayInt *itemsChanged = NULL);
// return true if the given item is selected
bool IsSelected(size_t item) const;
// return the total number of selected items
size_t GetSelectedCount() const
{
return m_defaultState ? m_count - m_itemsSel.GetCount()
: m_itemsSel.GetCount();
}
private:
// (re)init
void Init() { m_defaultState = FALSE; }
// the total number of items we handle
size_t m_count;
// the default state: normally, FALSE (i.e. off) but maybe set to TRUE if
// there are more selected items than non selected ones - this allows to
// handle selection of all items efficiently
bool m_defaultState;
// the array of items whose selection state is different from default
wxIndexArray m_itemsSel;
DECLARE_NO_COPY_CLASS(wxSelectionStore)
};
//-----------------------------------------------------------------------------
// wxListItemData (internal)
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxListItemData
{
public:
wxListItemData(wxListMainWindow *owner);
~wxListItemData();
void SetItem( const wxListItem &info );
void SetImage( int image ) { m_image = image; }
void SetData( long data ) { m_data = data; }
void SetPosition( int x, int y );
void SetSize( int width, int height );
bool HasText() const { return !m_text.empty(); }
const wxString& GetText() const { return m_text; }
void SetText(const wxString& text) { m_text = text; }
// we can't use empty string for measuring the string width/height, so
// always return something
wxString GetTextForMeasuring() const
{
wxString s = GetText();
if ( s.empty() )
s = _T('H');
return s;
}
bool IsHit( int x, int y ) const;
int GetX() const;
int GetY() const;
int GetWidth() const;
int GetHeight() const;
int GetImage() const { return m_image; }
bool HasImage() const { return GetImage() != -1; }
void GetItem( wxListItem &info ) const;
void SetAttr(wxListItemAttr *attr) { m_attr = attr; }
wxListItemAttr *GetAttr() const { return m_attr; }
public:
// the item image or -1
int m_image;
// user data associated with the item
long m_data;
// the item coordinates are not used in report mode, instead this pointer
// is NULL and the owner window is used to retrieve the item position and
// size
wxRect *m_rect;
// the list ctrl we are in
wxListMainWindow *m_owner;
// custom attributes or NULL
wxListItemAttr *m_attr;
protected:
// common part of all ctors
void Init();
wxString m_text;
};
//-----------------------------------------------------------------------------
// wxListHeaderData (internal)
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxListHeaderData : public wxObject
{
public:
wxListHeaderData();
wxListHeaderData( const wxListItem &info );
void SetItem( const wxListItem &item );
void SetPosition( int x, int y );
void SetWidth( int w );
void SetFormat( int format );
void SetHeight( int h );
bool HasImage() const;
bool HasText() const { return !m_text.empty(); }
const wxString& GetText() const { return m_text; }
void SetText(const wxString& text) { m_text = text; }
void GetItem( wxListItem &item );
bool IsHit( int x, int y ) const;
int GetImage() const;
int GetWidth() const;
int GetFormat() const;
protected:
long m_mask;
int m_image;
wxString m_text;
int m_format;
int m_width;
int m_xpos,
m_ypos;
int m_height;
private:
void Init();
};
//-----------------------------------------------------------------------------
// wxListLineData (internal)
//-----------------------------------------------------------------------------
WX_DECLARE_LIST(wxListItemData, wxListItemDataList);
#include "wx/listimpl.cpp"
WX_DEFINE_LIST(wxListItemDataList);
class WXDLLEXPORT wxListLineData
{
public:
// the list of subitems: only may have more than one item in report mode
wxListItemDataList m_items;
// this is not used in report view
struct GeometryInfo
{
// total item rect
wxRect m_rectAll;
// label only
wxRect m_rectLabel;
// icon only
wxRect m_rectIcon;
// the part to be highlighted
wxRect m_rectHighlight;
} *m_gi;
// is this item selected? [NB: not used in virtual mode]
bool m_highlighted;
// back pointer to the list ctrl
wxListMainWindow *m_owner;
public:
wxListLineData(wxListMainWindow *owner);
~wxListLineData() { delete m_gi; }
// are we in report mode?
inline bool InReportView() const;
// are we in virtual report mode?
inline bool IsVirtual() const;
// these 2 methods shouldn't be called for report view controls, in that
// case we determine our position/size ourselves
// calculate the size of the line
void CalculateSize( wxDC *dc, int spacing );
// remember the position this line appears at
void SetPosition( int x, int y, int window_width, int spacing );
// wxListCtrl API
void SetImage( int image ) { SetImage(0, image); }
int GetImage() const { return GetImage(0); }
bool HasImage() const { return GetImage() != -1; }
bool HasText() const { return !GetText(0).empty(); }
void SetItem( int index, const wxListItem &info );
void GetItem( int index, wxListItem &info );
wxString GetText(int index) const;
void SetText( int index, const wxString s );
wxListItemAttr *GetAttr() const;
void SetAttr(wxListItemAttr *attr);
// return true if the highlighting really changed
bool Highlight( bool on );
void ReverseHighlight();
bool IsHighlighted() const
{
wxASSERT_MSG( !IsVirtual(), _T("unexpected call to IsHighlighted") );
return m_highlighted;
}
// draw the line on the given DC in icon/list mode
void Draw( wxDC *dc );
// the same in report mode
void DrawInReportMode( wxDC *dc,
const wxRect& rect,
const wxRect& rectHL,
bool highlighted );
private:
// set the line to contain num items (only can be > 1 in report mode)
void InitItems( int num );
// get the mode (i.e. style) of the list control
inline int GetMode() const;
// prepare the DC for drawing with these item's attributes, return true if
// we need to draw the items background to highlight it, false otherwise
bool SetAttributes(wxDC *dc,
const wxListItemAttr *attr,
bool highlight);
// these are only used by GetImage/SetImage above, we don't support images
// with subitems at the public API level yet
void SetImage( int index, int image );
int GetImage( int index ) const;
};
WX_DECLARE_EXPORTED_OBJARRAY(wxListLineData, wxListLineDataArray);
#include "wx/arrimpl.cpp"
WX_DEFINE_OBJARRAY(wxListLineDataArray);
//-----------------------------------------------------------------------------
// wxListHeaderWindow (internal)
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxListHeaderWindow : public wxWindow
{
protected:
wxListMainWindow *m_owner;
wxCursor *m_currentCursor;
wxCursor *m_resizeCursor;
bool m_isDragging;
// column being resized or -1
int m_column;
// divider line position in logical (unscrolled) coords
int m_currentX;
// minimal position beyond which the divider line can't be dragged in
// logical coords
int m_minX;
public:
wxListHeaderWindow();
wxListHeaderWindow( wxWindow *win,
wxWindowID id,
wxListMainWindow *owner,
const wxPoint &pos = wxDefaultPosition,
const wxSize &size = wxDefaultSize,
long style = 0,
const wxString &name = "wxlistctrlcolumntitles" );
virtual ~wxListHeaderWindow();
void DoDrawRect( wxDC *dc, int x, int y, int w, int h );
void DrawCurrent();
void AdjustDC(wxDC& dc);
void OnPaint( wxPaintEvent &event );
void OnMouse( wxMouseEvent &event );
void OnSetFocus( wxFocusEvent &event );
// needs refresh
bool m_dirty;
private:
// common part of all ctors
void Init();
void SendListEvent(wxEventType type, wxPoint pos);
DECLARE_DYNAMIC_CLASS(wxListHeaderWindow)
DECLARE_EVENT_TABLE()
};
//-----------------------------------------------------------------------------
// wxListRenameTimer (internal)
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxListRenameTimer: public wxTimer
{
private:
wxListMainWindow *m_owner;
public:
wxListRenameTimer( wxListMainWindow *owner );
void Notify();
};
//-----------------------------------------------------------------------------
// wxListTextCtrl (internal)
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxListTextCtrl: public wxTextCtrl
{
public:
wxListTextCtrl(wxListMainWindow *owner, size_t itemEdit);
protected:
void OnChar( wxKeyEvent &event );
void OnKeyUp( wxKeyEvent &event );
void OnKillFocus( wxFocusEvent &event );
bool AcceptChanges();
void Finish();
private:
wxListMainWindow *m_owner;
wxString m_startValue;
size_t m_itemEdited;
bool m_finished;
DECLARE_EVENT_TABLE()
};
//-----------------------------------------------------------------------------
// wxListMainWindow (internal)
//-----------------------------------------------------------------------------
WX_DECLARE_LIST(wxListHeaderData, wxListHeaderDataList);
#include "wx/listimpl.cpp"
WX_DEFINE_LIST(wxListHeaderDataList);
class WXDLLEXPORT wxListMainWindow : public wxScrolledWindow
{
public:
wxListMainWindow();
wxListMainWindow( wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxString &name = _T("listctrlmainwindow") );
virtual ~wxListMainWindow();
bool HasFlag(int flag) const { return m_parent->HasFlag(flag); }
// return true if this is a virtual list control
bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); }
// return true if the control is in report mode
bool InReportView() const { return HasFlag(wxLC_REPORT); }
// return true if we are in single selection mode, false if multi sel
bool IsSingleSel() const { return HasFlag(wxLC_SINGLE_SEL); }
// do we have a header window?
bool HasHeader() const
{ return HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER); }
void HighlightAll( bool on );
// all these functions only do something if the line is currently visible
// change the line "selected" state, return TRUE if it really changed
bool HighlightLine( size_t line, bool highlight = TRUE);
// as HighlightLine() but do it for the range of lines: this is incredibly
// more efficient for virtual list controls!
//
// NB: unlike HighlightLine() this one does refresh the lines on screen
void HighlightLines( size_t lineFrom, size_t lineTo, bool on = TRUE );
// toggle the line state and refresh it
void ReverseHighlight( size_t line )
{ HighlightLine(line, !IsHighlighted(line)); RefreshLine(line); }
// return true if the line is highlighted
bool IsHighlighted(size_t line) const;
// refresh one or several lines at once
void RefreshLine( size_t line );
void RefreshLines( size_t lineFrom, size_t lineTo );
// refresh all selected items
void RefreshSelected();
// refresh all lines below the given one: the difference with
// RefreshLines() is that the index here might not be a valid one (happens
// when the last line is deleted)
void RefreshAfter( size_t lineFrom );
// the methods which are forwarded to wxListLineData itself in list/icon
// modes but are here because the lines don't store their positions in the
// report mode
// get the bound rect for the entire line
wxRect GetLineRect(size_t line) const;
// get the bound rect of the label
wxRect GetLineLabelRect(size_t line) const;
// get the bound rect of the items icon (only may be called if we do have
// an icon!)
wxRect GetLineIconRect(size_t line) const;
// get the rect to be highlighted when the item has focus
wxRect GetLineHighlightRect(size_t line) const;
// get the size of the total line rect
wxSize GetLineSize(size_t line) const
{ return GetLineRect(line).GetSize(); }
// return the hit code for the corresponding position (in this line)
long HitTestLine(size_t line, int x, int y) const;
// bring the selected item into view, scrolling to it if necessary
void MoveToItem(size_t item);
// bring the current item into view
void MoveToFocus() { MoveToItem(m_current); }
// start editing the label of the given item
void EditLabel( long item );
// suspend/resume redrawing the control
void Freeze();
void Thaw();
void SetFocus();
void OnRenameTimer();
bool OnRenameAccept(size_t itemEdit, const wxString& value);
void OnMouse( wxMouseEvent &event );
// called to switch the selection from the current item to newCurrent,
void OnArrowChar( size_t newCurrent, const wxKeyEvent& event );
void OnChar( wxKeyEvent &event );
void OnKeyDown( wxKeyEvent &event );
void OnSetFocus( wxFocusEvent &event );
void OnKillFocus( wxFocusEvent &event );
void OnScroll(wxScrollWinEvent& event) ;
void OnPaint( wxPaintEvent &event );
void DrawImage( int index, wxDC *dc, int x, int y );
void GetImageSize( int index, int &width, int &height ) const;
int GetTextLength( const wxString &s ) const;
void SetImageList( wxImageListType *imageList, int which );
void SetItemSpacing( int spacing, bool isSmall = FALSE );
int GetItemSpacing( bool isSmall = FALSE );
void SetColumn( int col, wxListItem &item );
void SetColumnWidth( int col, int width );
void GetColumn( int col, wxListItem &item ) const;
int GetColumnWidth( int col ) const;
int GetColumnCount() const { return m_columns.GetCount(); }
// returns the sum of the heights of all columns
int GetHeaderWidth() const;
int GetCountPerPage() const;
void SetItem( wxListItem &item );
void GetItem( wxListItem &item ) const;
void SetItemState( long item, long state, long stateMask );
int GetItemState( long item, long stateMask ) const;
void GetItemRect( long index, wxRect &rect ) const;
bool GetItemPosition( long item, wxPoint& pos ) const;
int GetSelectedItemCount() const;
wxString GetItemText(long item) const
{
wxListItem info;
info.m_itemId = item;
GetItem( info );
return info.m_text;
}
void SetItemText(long item, const wxString& value)
{
wxListItem info;
info.m_mask = wxLIST_MASK_TEXT;
info.m_itemId = item;
info.m_text = value;
SetItem( info );
}
// set the scrollbars and update the positions of the items
void RecalculatePositions(bool noRefresh = FALSE);
// refresh the window and the header
void RefreshAll();
long GetNextItem( long item, int geometry, int state ) const;
void DeleteItem( long index );
void DeleteAllItems();
void DeleteColumn( int col );
void DeleteEverything();
void EnsureVisible( long index );
long FindItem( long start, const wxString& str, bool partial = FALSE );
long FindItem( long start, long data);
long HitTest( int x, int y, int &flags );
void InsertItem( wxListItem &item );
void InsertColumn( long col, wxListItem &item );
void SortItems( wxListCtrlCompare fn, long data );
size_t GetItemCount() const;
bool IsEmpty() const { return GetItemCount() == 0; }
void SetItemCount(long count);
// change the current (== focused) item, send a notification event
void ChangeCurrent(size_t current);
void ResetCurrent() { ChangeCurrent((size_t)-1); }
bool HasCurrent() const { return m_current != (size_t)-1; }
// send out a wxListEvent
void SendNotify( size_t line,
wxEventType command,
wxPoint point = wxDefaultPosition );
// override base class virtual to reset m_lineHeight when the font changes
virtual bool SetFont(const wxFont& font)
{
if ( !wxScrolledWindow::SetFont(font) )
return FALSE;
m_lineHeight = 0;
return TRUE;
}
// these are for wxListLineData usage only
// get the backpointer to the list ctrl
wxGenericListCtrl *GetListCtrl() const
{
return wxStaticCast(GetParent(), wxGenericListCtrl);
}
// get the height of all lines (assuming they all do have the same height)
wxCoord GetLineHeight() const;
// get the y position of the given line (only for report view)
wxCoord GetLineY(size_t line) const;
// get the brush to use for the item highlighting
wxBrush *GetHighlightBrush() const
{
return m_hasFocus ? m_highlightBrush : m_highlightUnfocusedBrush;
}
//protected:
// the array of all line objects for a non virtual list control (for the
// virtual list control we only ever use m_lines[0])
wxListLineDataArray m_lines;
// the list of column objects
wxListHeaderDataList m_columns;
// currently focused item or -1
size_t m_current;
// the number of lines per page
int m_linesPerPage;
// this flag is set when something which should result in the window
// redrawing happens (i.e. an item was added or deleted, or its appearance
// changed) and OnPaint() doesn't redraw the window while it is set which
// allows to minimize the number of repaintings when a lot of items are
// being added. The real repainting occurs only after the next OnIdle()
// call
bool m_dirty;
wxColour *m_highlightColour;
int m_xScroll,
m_yScroll;
wxImageListType *m_small_image_list;
wxImageListType *m_normal_image_list;
int m_small_spacing;
int m_normal_spacing;
bool m_hasFocus;
bool m_lastOnSame;
wxTimer *m_renameTimer;
bool m_isCreated;
int m_dragCount;
wxPoint m_dragStart;
// for double click logic
size_t m_lineLastClicked,
m_lineBeforeLastClicked;
protected:
// the total count of items in a virtual list control
size_t m_countVirt;
// the object maintaining the items selection state, only used in virtual
// controls
wxSelectionStore m_selStore;
// common part of all ctors
void Init();
// intiialize m_[xy]Scroll
void InitScrolling();
// get the line data for the given index
wxListLineData *GetLine(size_t n) const
{
wxASSERT_MSG( n != (size_t)-1, _T("invalid line index") );
if ( IsVirtual() )
{
wxConstCast(this, wxListMainWindow)->CacheLineData(n);
n = 0;
}
return &m_lines[n];
}
// get a dummy line which can be used for geometry calculations and such:
// you must use GetLine() if you want to really draw the line
wxListLineData *GetDummyLine() const;
// cache the line data of the n-th line in m_lines[0]
void CacheLineData(size_t line);
// get the range of visible lines
void GetVisibleLinesRange(size_t *from, size_t *to);
// force us to recalculate the range of visible lines
void ResetVisibleLinesRange() { m_lineFrom = (size_t)-1; }
// get the colour to be used for drawing the rules
wxColour GetRuleColour() const
{
#ifdef __WXMAC__
return *wxWHITE;
#else
return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
#endif
}
private:
// initialize the current item if needed
void UpdateCurrent();
// delete all items but don't refresh: called from dtor
void DoDeleteAllItems();
// the height of one line using the current font
wxCoord m_lineHeight;
// the total header width or 0 if not calculated yet
wxCoord m_headerWidth;
// the first and last lines being shown on screen right now (inclusive),
// both may be -1 if they must be calculated so never access them directly:
// use GetVisibleLinesRange() above instead
size_t m_lineFrom,
m_lineTo;
// the brushes to use for item highlighting when we do/don't have focus
wxBrush *m_highlightBrush,
*m_highlightUnfocusedBrush;
// if this is > 0, the control is frozen and doesn't redraw itself
size_t m_freezeCount;
DECLARE_DYNAMIC_CLASS(wxListMainWindow)
DECLARE_EVENT_TABLE()
};
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// wxSelectionStore
// ----------------------------------------------------------------------------
bool wxSelectionStore::IsSelected(size_t item) const
{
bool isSel = m_itemsSel.Index(item) != wxNOT_FOUND;
// if the default state is to be selected, being in m_itemsSel means that
// the item is not selected, so we have to inverse the logic
return m_defaultState ? !isSel : isSel;
}
bool wxSelectionStore::SelectItem(size_t item, bool select)
{
// search for the item ourselves as like this we get the index where to
// insert it later if needed, so we do only one search in the array instead
// of two (adding item to a sorted array requires a search)
size_t index = m_itemsSel.IndexForInsert(item);
bool isSel = index < m_itemsSel.GetCount() && m_itemsSel[index] == item;
if ( select != m_defaultState )
{
if ( !isSel )
{
m_itemsSel.AddAt(item, index);
return TRUE;
}
}
else // reset to default state
{
if ( isSel )
{
m_itemsSel.RemoveAt(index);
return TRUE;
}
}
return FALSE;
}
bool wxSelectionStore::SelectRange(size_t itemFrom, size_t itemTo,
bool select,
wxArrayInt *itemsChanged)
{
// 100 is hardcoded but it shouldn't matter much: the important thing is
// that we don't refresh everything when really few (e.g. 1 or 2) items
// change state
static const size_t MANY_ITEMS = 100;
wxASSERT_MSG( itemFrom <= itemTo, _T("should be in order") );
// are we going to have more [un]selected items than the other ones?
if ( itemTo - itemFrom > m_count/2 )
{
if ( select != m_defaultState )
{
// the default state now becomes the same as 'select'
m_defaultState = select;
// so all the old selections (which had state select) shouldn't be
// selected any more, but all the other ones should
wxIndexArray selOld = m_itemsSel;
m_itemsSel.Empty();
// TODO: it should be possible to optimize the searches a bit
// knowing the possible range
size_t item;
for ( item = 0; item < itemFrom; item++ )
{
if ( selOld.Index(item) == wxNOT_FOUND )
m_itemsSel.Add(item);
}
for ( item = itemTo + 1; item < m_count; item++ )
{
if ( selOld.Index(item) == wxNOT_FOUND )
m_itemsSel.Add(item);
}
// many items (> half) changed state
itemsChanged = NULL;
}
else // select == m_defaultState
{
// get the inclusive range of items between itemFrom and itemTo
size_t count = m_itemsSel.GetCount(),
start = m_itemsSel.IndexForInsert(itemFrom),
end = m_itemsSel.IndexForInsert(itemTo);
if ( start == count || m_itemsSel[start] < itemFrom )
{
start++;
}
if ( end == count || m_itemsSel[end] > itemTo )
{
end--;
}
if ( start <= end )
{
// delete all of them (from end to avoid changing indices)
for ( int i = end; i >= (int)start; i-- )
{
if ( itemsChanged )
{
if ( itemsChanged->GetCount() > MANY_ITEMS )
{
// stop counting (see comment below)
itemsChanged = NULL;
}
else
{
itemsChanged->Add(m_itemsSel[i]);
}
}
m_itemsSel.RemoveAt(i);
}
}
}
}
else // "few" items change state
{
if ( itemsChanged )
{
itemsChanged->Empty();
}
// just add the items to the selection
for ( size_t item = itemFrom; item <= itemTo; item++ )
{
if ( SelectItem(item, select) && itemsChanged )
{
itemsChanged->Add(item);
if ( itemsChanged->GetCount() > MANY_ITEMS )
{
// stop counting them, we'll just eat gobs of memory
// for nothing at all - faster to refresh everything in
// this case
itemsChanged = NULL;
}
}
}
}
// we set it to NULL if there are many items changing state
return itemsChanged != NULL;
}
void wxSelectionStore::OnItemDelete(size_t item)
{
size_t count = m_itemsSel.GetCount(),
i = m_itemsSel.IndexForInsert(item);
if ( i < count && m_itemsSel[i] == item )
{
// this item itself was in m_itemsSel, remove it from there
m_itemsSel.RemoveAt(i);
count--;
}
// and adjust the index of all which follow it
while ( i < count )
{
// all following elements must be greater than the one we deleted
wxASSERT_MSG( m_itemsSel[i] > item, _T("logic error") );
m_itemsSel[i++]--;
}
}
//-----------------------------------------------------------------------------
// wxListItemData
//-----------------------------------------------------------------------------
wxListItemData::~wxListItemData()
{
// in the virtual list control the attributes are managed by the main
// program, so don't delete them
if ( !m_owner->IsVirtual() )
{
delete m_attr;
}
delete m_rect;
}
void wxListItemData::Init()
{
m_image = -1;
m_data = 0;
m_attr = NULL;
}
wxListItemData::wxListItemData(wxListMainWindow *owner)
{
Init();
m_owner = owner;
if ( owner->InReportView() )
{
m_rect = NULL;
}
else
{
m_rect = new wxRect;
}
}
void wxListItemData::SetItem( const wxListItem &info )
{
if ( info.m_mask & wxLIST_MASK_TEXT )
SetText(info.m_text);
if ( info.m_mask & wxLIST_MASK_IMAGE )
m_image = info.m_image;
if ( info.m_mask & wxLIST_MASK_DATA )
m_data = info.m_data;
if ( info.HasAttributes() )
{
if ( m_attr )
*m_attr = *info.GetAttributes();
else
m_attr = new wxListItemAttr(*info.GetAttributes());
}
if ( m_rect )
{
m_rect->x =
m_rect->y =
m_rect->height = 0;
m_rect->width = info.m_width;
}
}
void wxListItemData::SetPosition( int x, int y )
{
wxCHECK_RET( m_rect, _T("unexpected SetPosition() call") );
m_rect->x = x;
m_rect->y = y;
}
void wxListItemData::SetSize( int width, int height )
{
wxCHECK_RET( m_rect, _T("unexpected SetSize() call") );
if ( width != -1 )
m_rect->width = width;
if ( height != -1 )
m_rect->height = height;
}
bool wxListItemData::IsHit( int x, int y ) const
{
wxCHECK_MSG( m_rect, FALSE, _T("can't be called in this mode") );
return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Inside(x, y);
}
int wxListItemData::GetX() const
{
wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
return m_rect->x;
}
int wxListItemData::GetY() const
{
wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
return m_rect->y;
}
int wxListItemData::GetWidth() const
{
wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
return m_rect->width;
}
int wxListItemData::GetHeight() const
{
wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") );
return m_rect->height;
}
void wxListItemData::GetItem( wxListItem &info ) const
{
info.m_text = m_text;
info.m_image = m_image;
info.m_data = m_data;
if ( m_attr )
{
if ( m_attr->HasTextColour() )
info.SetTextColour(m_attr->GetTextColour());
if ( m_attr->HasBackgroundColour() )
info.SetBackgroundColour(m_attr->GetBackgroundColour());
if ( m_attr->HasFont() )
info.SetFont(m_attr->GetFont());
}
}
//-----------------------------------------------------------------------------
// wxListHeaderData
//-----------------------------------------------------------------------------
void wxListHeaderData::Init()
{
m_mask = 0;
m_image = -1;
m_format = 0;
m_width = 0;
m_xpos = 0;
m_ypos = 0;
m_height = 0;
}
wxListHeaderData::wxListHeaderData()
{
Init();
}
wxListHeaderData::wxListHeaderData( const wxListItem &item )
{
Init();
SetItem( item );
}
void wxListHeaderData::SetItem( const wxListItem &item )
{
m_mask = item.m_mask;
if ( m_mask & wxLIST_MASK_TEXT )
m_text = item.m_text;
if ( m_mask & wxLIST_MASK_IMAGE )
m_image = item.m_image;
if ( m_mask & wxLIST_MASK_FORMAT )
m_format = item.m_format;
if ( m_mask & wxLIST_MASK_WIDTH )
SetWidth(item.m_width);
}
void wxListHeaderData::SetPosition( int x, int y )
{
m_xpos = x;
m_ypos = y;
}
void wxListHeaderData::SetHeight( int h )
{
m_height = h;
}
void wxListHeaderData::SetWidth( int w )
{
m_width = w;
if (m_width < 0)
m_width = WIDTH_COL_DEFAULT;
else if (m_width < WIDTH_COL_MIN)
m_width = WIDTH_COL_MIN;
}
void wxListHeaderData::SetFormat( int format )
{
m_format = format;
}
bool wxListHeaderData::HasImage() const
{
return m_image != -1;
}
bool wxListHeaderData::IsHit( int x, int y ) const
{
return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
}
void wxListHeaderData::GetItem( wxListItem& item )
{
item.m_mask = m_mask;
item.m_text = m_text;
item.m_image = m_image;
item.m_format = m_format;
item.m_width = m_width;
}
int wxListHeaderData::GetImage() const
{
return m_image;
}
int wxListHeaderData::GetWidth() const
{
return m_width;
}
int wxListHeaderData::GetFormat() const
{
return m_format;
}
//-----------------------------------------------------------------------------
// wxListLineData
//-----------------------------------------------------------------------------
inline int wxListLineData::GetMode() const
{
return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
}
inline bool wxListLineData::InReportView() const
{
return m_owner->HasFlag(wxLC_REPORT);
}
inline bool wxListLineData::IsVirtual() const
{
return m_owner->IsVirtual();
}
wxListLineData::wxListLineData( wxListMainWindow *owner )
{
m_owner = owner;
m_items.DeleteContents( TRUE );
if ( InReportView() )
{
m_gi = NULL;
}
else // !report
{
m_gi = new GeometryInfo;
}
m_highlighted = FALSE;
InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
}
void wxListLineData::CalculateSize( wxDC *dc, int spacing )
{
wxListItemDataList::Node *node = m_items.GetFirst();
wxCHECK_RET( node, _T("no subitems at all??") );
wxListItemData *item = node->GetData();
switch ( GetMode() )
{
case wxLC_ICON:
case wxLC_SMALL_ICON:
{
m_gi->m_rectAll.width = spacing;
wxString s = item->GetText();
wxCoord lw, lh;
if ( s.empty() )
{
lh =
m_gi->m_rectLabel.width =
m_gi->m_rectLabel.height = 0;
}
else // has label
{
dc->GetTextExtent( s, &lw, &lh );
if (lh < SCROLL_UNIT_Y)
lh = SCROLL_UNIT_Y;
lw += EXTRA_WIDTH;
lh += EXTRA_HEIGHT;
m_gi->m_rectAll.height = spacing + lh;
if (lw > spacing)
m_gi->m_rectAll.width = lw;
m_gi->m_rectLabel.width = lw;
m_gi->m_rectLabel.height = lh;
}
if (item->HasImage())
{
int w, h;
m_owner->GetImageSize( item->GetImage(), w, h );
m_gi->m_rectIcon.width = w + 8;
m_gi->m_rectIcon.height = h + 8;
if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width )
m_gi->m_rectAll.width = m_gi->m_rectIcon.width;
if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 )
m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4;
}
if ( item->HasText() )
{
m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
}
else // no text, highlight the icon
{
m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
}
}
break;
case wxLC_LIST:
{
wxString s = item->GetTextForMeasuring();
wxCoord lw,lh;
dc->GetTextExtent( s, &lw, &lh );
if (lh < SCROLL_UNIT_Y)
lh = SCROLL_UNIT_Y;
lw += EXTRA_WIDTH;
lh += EXTRA_HEIGHT;
m_gi->m_rectLabel.width = lw;
m_gi->m_rectLabel.height = lh;
m_gi->m_rectAll.width = lw;
m_gi->m_rectAll.height = lh;
if (item->HasImage())
{
int w, h;
m_owner->GetImageSize( item->GetImage(), w, h );
m_gi->m_rectIcon.width = w;
m_gi->m_rectIcon.height = h;
m_gi->m_rectAll.width += 4 + w;
if (h > m_gi->m_rectAll.height)
m_gi->m_rectAll.height = h;
}
m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
}
break;
case wxLC_REPORT:
wxFAIL_MSG( _T("unexpected call to SetSize") );
break;
default:
wxFAIL_MSG( _T("unknown mode") );
}
}
void wxListLineData::SetPosition( int x, int y,
int window_width,
int spacing )
{
wxListItemDataList::Node *node = m_items.GetFirst();
wxCHECK_RET( node, _T("no subitems at all??") );
wxListItemData *item = node->GetData();
switch ( GetMode() )
{
case wxLC_ICON:
case wxLC_SMALL_ICON:
m_gi->m_rectAll.x = x;
m_gi->m_rectAll.y = y;
if ( item->HasImage() )
{
m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 +
(m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2;
m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4;
}
if ( item->HasText() )
{
if (m_gi->m_rectAll.width > spacing)
m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2;
else
m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2 + (spacing/2) - (m_gi->m_rectLabel.width/2);
m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
}
else // no text, highlight the icon
{
m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
}
break;
case wxLC_LIST:
m_gi->m_rectAll.x = x;
m_gi->m_rectAll.y = y;
m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
if (item->HasImage())
{
m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2;
m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2;
m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 6 + m_gi->m_rectIcon.width;
}
else
{
m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2;
}
break;
case wxLC_REPORT:
wxFAIL_MSG( _T("unexpected call to SetPosition") );
break;
default:
wxFAIL_MSG( _T("unknown mode") );
}
}
void wxListLineData::InitItems( int num )
{
for (int i = 0; i < num; i++)
m_items.Append( new wxListItemData(m_owner) );
}
void wxListLineData::SetItem( int index, const wxListItem &info )
{
wxListItemDataList::Node *node = m_items.Item( index );
wxCHECK_RET( node, _T("invalid column index in SetItem") );
wxListItemData *item = node->GetData();
item->SetItem( info );
}
void wxListLineData::GetItem( int index, wxListItem &info )
{
wxListItemDataList::Node *node = m_items.Item( index );
if (node)
{
wxListItemData *item = node->GetData();
item->GetItem( info );
}
}
wxString wxListLineData::GetText(int index) const
{
wxString s;
wxListItemDataList::Node *node = m_items.Item( index );
if (node)
{
wxListItemData *item = node->GetData();
s = item->GetText();
}
return s;
}
void wxListLineData::SetText( int index, const wxString s )
{
wxListItemDataList::Node *node = m_items.Item( index );
if (node)
{
wxListItemData *item = node->GetData();
item->SetText( s );
}
}
void wxListLineData::SetImage( int index, int image )
{
wxListItemDataList::Node *node = m_items.Item( index );
wxCHECK_RET( node, _T("invalid column index in SetImage()") );
wxListItemData *item = node->GetData();
item->SetImage(image);
}
int wxListLineData::GetImage( int index ) const
{
wxListItemDataList::Node *node = m_items.Item( index );
wxCHECK_MSG( node, -1, _T("invalid column index in GetImage()") );
wxListItemData *item = node->GetData();
return item->GetImage();
}
wxListItemAttr *wxListLineData::GetAttr() const
{
wxListItemDataList::Node *node = m_items.GetFirst();
wxCHECK_MSG( node, NULL, _T("invalid column index in GetAttr()") );
wxListItemData *item = node->GetData();
return item->GetAttr();
}
void wxListLineData::SetAttr(wxListItemAttr *attr)
{
wxListItemDataList::Node *node = m_items.GetFirst();
wxCHECK_RET( node, _T("invalid column index in SetAttr()") );
wxListItemData *item = node->GetData();
item->SetAttr(attr);
}
bool wxListLineData::SetAttributes(wxDC *dc,
const wxListItemAttr *attr,
bool highlighted)
{
wxWindow *listctrl = m_owner->GetParent();
// fg colour
// don't use foreground colour for drawing highlighted items - this might
// make them completely invisible (and there is no way to do bit
// arithmetics on wxColour, unfortunately)
wxColour colText;
if ( highlighted )
{
colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
}
else
{
if ( attr && attr->HasTextColour() )
{
colText = attr->GetTextColour();
}
else
{
colText = listctrl->GetForegroundColour();
}
}
dc->SetTextForeground(colText);
// font
wxFont font;
if ( attr && attr->HasFont() )
{
font = attr->GetFont();
}
else
{
font = listctrl->GetFont();
}
dc->SetFont(font);
// bg colour
bool hasBgCol = attr && attr->HasBackgroundColour();
if ( highlighted || hasBgCol )
{
if ( highlighted )
{
dc->SetBrush( *m_owner->GetHighlightBrush() );
}
else
{
dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
}
dc->SetPen( *wxTRANSPARENT_PEN );
return TRUE;
}
return FALSE;
}
void wxListLineData::Draw( wxDC *dc )
{
wxListItemDataList::Node *node = m_items.GetFirst();
wxCHECK_RET( node, _T("no subitems at all??") );
bool highlighted = IsHighlighted();
wxListItemAttr *attr = GetAttr();
if ( SetAttributes(dc, attr, highlighted) )
{
dc->DrawRectangle( m_gi->m_rectHighlight );
}
wxListItemData *item = node->GetData();
if (item->HasImage())
{
wxRect rectIcon = m_gi->m_rectIcon;
m_owner->DrawImage( item->GetImage(), dc,
rectIcon.x, rectIcon.y );
}
if (item->HasText())
{
wxRect rectLabel = m_gi->m_rectLabel;
wxDCClipper clipper(*dc, rectLabel);
dc->DrawText( item->GetText(), rectLabel.x, rectLabel.y );
}
}
void wxListLineData::DrawInReportMode( wxDC *dc,
const wxRect& rect,
const wxRect& rectHL,
bool highlighted )
{
// TODO: later we should support setting different attributes for
// different columns - to do it, just add "col" argument to
// GetAttr() and move these lines into the loop below
wxListItemAttr *attr = GetAttr();
if ( SetAttributes(dc, attr, highlighted) )
{
dc->DrawRectangle( rectHL );
}
wxCoord x = rect.x + HEADER_OFFSET_X,
y = rect.y + (LINE_SPACING + EXTRA_HEIGHT) / 2;
size_t col = 0;
for ( wxListItemDataList::Node *node = m_items.GetFirst();
node;
node = node->GetNext(), col++ )
{
wxListItemData *item = node->GetData();
int width = m_owner->GetColumnWidth(col);
int xOld = x;
x += width;
if ( item->HasImage() )
{
int ix, iy;
m_owner->DrawImage( item->GetImage(), dc, xOld, y );
m_owner->GetImageSize( item->GetImage(), ix, iy );
ix += IMAGE_MARGIN_IN_REPORT_MODE;
xOld += ix;
width -= ix;
}
wxDCClipper clipper(*dc, xOld, y, width, rect.height);
if ( item->HasText() )
{
dc->DrawText( item->GetText(), xOld, y );
}
}
}
bool wxListLineData::Highlight( bool on )
{
wxCHECK_MSG( !m_owner->IsVirtual(), FALSE, _T("unexpected call to Highlight") );
if ( on == m_highlighted )
return FALSE;
m_highlighted = on;
return TRUE;
}
void wxListLineData::ReverseHighlight( void )
{
Highlight(!IsHighlighted());
}
//-----------------------------------------------------------------------------
// wxListHeaderWindow
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxListHeaderWindow,wxWindow)
BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow)
EVT_PAINT (wxListHeaderWindow::OnPaint)
EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse)
EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
END_EVENT_TABLE()
void wxListHeaderWindow::Init()
{
m_currentCursor = (wxCursor *) NULL;
m_isDragging = FALSE;
m_dirty = FALSE;
}
wxListHeaderWindow::wxListHeaderWindow()
{
Init();
m_owner = (wxListMainWindow *) NULL;
m_resizeCursor = (wxCursor *) NULL;
}
wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
wxWindowID id,
wxListMainWindow *owner,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString &name )
: wxWindow( win, id, pos, size, style, name )
{
Init();
m_owner = owner;
m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ) );
}
wxListHeaderWindow::~wxListHeaderWindow()
{
delete m_resizeCursor;
}
void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
{
#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
GtkStateType state = m_parent->IsEnabled() ? GTK_STATE_NORMAL
: GTK_STATE_INSENSITIVE;
x = dc->XLOG2DEV( x );
gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window,
state, GTK_SHADOW_OUT,
(GdkRectangle*) NULL, m_wxwindow,
(char *)"button", // const_cast
x-1, y-1, w+2, h+2);
#elif defined( __WXMAC__ )
const int m_corner = 1;
dc->SetBrush( *wxTRANSPARENT_BRUSH );
dc->SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ) , 1 , wxSOLID ) );
dc->DrawLine( x+w-m_corner+1, y, x+w, y+h ); // right (outer)
dc->DrawRectangle( x, y+h, w+1, 1 ); // bottom (outer)
wxPen pen( wxColour( 0x88 , 0x88 , 0x88 ), 1, wxSOLID );
dc->SetPen( pen );
dc->DrawLine( x+w-m_corner, y, x+w-1, y+h ); // right (inner)
dc->DrawRectangle( x+1, y+h-1, w-2, 1 ); // bottom (inner)
dc->SetPen( *wxWHITE_PEN );
dc->DrawRectangle( x, y, w-m_corner+1, 1 ); // top (outer)
dc->DrawRectangle( x, y, 1, h ); // left (outer)
dc->DrawLine( x, y+h-1, x+1, y+h-1 );
dc->DrawLine( x+w-1, y, x+w-1, y+1 );
#else // !GTK, !Mac
const int m_corner = 1;
dc->SetBrush( *wxTRANSPARENT_BRUSH );
dc->SetPen( *wxBLACK_PEN );
dc->DrawLine( x+w-m_corner+1, y, x+w, y+h ); // right (outer)
dc->DrawRectangle( x, y+h, w+1, 1 ); // bottom (outer)
wxPen pen( wxSystemSettings::GetColour( wxSYS_COLOUR_BTNSHADOW ), 1, wxSOLID );
dc->SetPen( pen );
dc->DrawLine( x+w-m_corner, y, x+w-1, y+h ); // right (inner)
dc->DrawRectangle( x+1, y+h-1, w-2, 1 ); // bottom (inner)
dc->SetPen( *wxWHITE_PEN );
dc->DrawRectangle( x, y, w-m_corner+1, 1 ); // top (outer)
dc->DrawRectangle( x, y, 1, h ); // left (outer)
dc->DrawLine( x, y+h-1, x+1, y+h-1 );
dc->DrawLine( x+w-1, y, x+w-1, y+1 );
#endif
}
// shift the DC origin to match the position of the main window horz
// scrollbar: this allows us to always use logical coords
void wxListHeaderWindow::AdjustDC(wxDC& dc)
{
int xpix;
m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
int x;
m_owner->GetViewStart( &x, NULL );
// account for the horz scrollbar offset
dc.SetDeviceOrigin( -x * xpix, 0 );
}
void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
#if defined(__WXGTK__)
wxClientDC dc( this );
#else
wxPaintDC dc( this );
#endif
PrepareDC( dc );
AdjustDC( dc );
dc.BeginDrawing();
dc.SetFont( GetFont() );
// width and height of the entire header window
int w, h;
GetClientSize( &w, &h );
m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
dc.SetBackgroundMode(wxTRANSPARENT);
// do *not* use the listctrl colour for headers - one day we will have a
// function to set it separately
//dc.SetTextForeground( *wxBLACK );
dc.SetTextForeground(wxSystemSettings::
GetSystemColour( wxSYS_COLOUR_WINDOWTEXT ));
int x = HEADER_OFFSET_X;
int numColumns = m_owner->GetColumnCount();
wxListItem item;
for ( int i = 0; i < numColumns && x < w; i++ )
{
m_owner->GetColumn( i, item );
int wCol = item.m_width;
// the width of the rect to draw: make it smaller to fit entirely
// inside the column rect
int cw = wCol - 2;
dc.SetPen( *wxWHITE_PEN );
DoDrawRect( &dc, x, HEADER_OFFSET_Y, cw, h-2 );
// if we have an image, draw it on the right of the label
int image = item.m_image;
if ( image != -1 )
{
wxImageListType *imageList = m_owner->m_small_image_list;
if ( imageList )
{
int ix, iy;
imageList->GetSize(image, ix, iy);
imageList->Draw
(
image,
dc,
x + cw - ix - 1,
HEADER_OFFSET_Y + (h - 4 - iy)/2,
wxIMAGELIST_DRAW_TRANSPARENT
);
cw -= ix + 2;
}
//else: ignore the column image
}
// draw the text clipping it so that it doesn't overwrite the column
// boundary
wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h - 4 );
dc.DrawText( item.GetText(),
x + EXTRA_WIDTH, HEADER_OFFSET_Y + EXTRA_HEIGHT );
x += wCol;
}
dc.EndDrawing();
}
void wxListHeaderWindow::DrawCurrent()
{
int x1 = m_currentX;
int y1 = 0;
m_owner->ClientToScreen( &x1, &y1 );
int x2 = m_currentX;
int y2 = 0;
m_owner->GetClientSize( NULL, &y2 );
m_owner->ClientToScreen( &x2, &y2 );
wxScreenDC dc;
dc.SetLogicalFunction( wxINVERT );
dc.SetPen( wxPen( *wxBLACK, 2, wxSOLID ) );
dc.SetBrush( *wxTRANSPARENT_BRUSH );
AdjustDC(dc);
dc.DrawLine( x1, y1, x2, y2 );
dc.SetLogicalFunction( wxCOPY );
dc.SetPen( wxNullPen );
dc.SetBrush( wxNullBrush );
}
void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
{
// we want to work with logical coords
int x;
m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
int y = event.GetY();
if (m_isDragging)
{
SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING,
event.GetPosition());
// we don't draw the line beyond our window, but we allow dragging it
// there
int w = 0;
GetClientSize( &w, NULL );
m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
w -= 6;
// erase the line if it was drawn
if ( m_currentX < w )
DrawCurrent();
if (event.ButtonUp())
{
ReleaseMouse();
m_isDragging = FALSE;
m_dirty = TRUE;
m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG,
event.GetPosition());
}
else
{
if (x > m_minX + 7)
m_currentX = x;
else
m_currentX = m_minX + 7;
// draw in the new location
if ( m_currentX < w )
DrawCurrent();
}
}
else // not dragging
{
m_minX = 0;
bool hit_border = FALSE;
// end of the current column
int xpos = 0;
// find the column where this event occured
int col,
countCol = m_owner->GetColumnCount();
for (col = 0; col < countCol; col++)
{
xpos += m_owner->GetColumnWidth( col );
m_column = col;
if ( (abs(x-xpos) < 3) && (y < 22) )
{
// near the column border
hit_border = TRUE;
break;
}
if ( x < xpos )
{
// inside the column
break;
}
m_minX = xpos;
}
if ( col == countCol )
m_column = -1;
if (event.LeftDown() || event.RightUp())
{
if (hit_border && event.LeftDown())
{
m_isDragging = TRUE;
m_currentX = x;
DrawCurrent();
CaptureMouse();
SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
event.GetPosition());
}
else // click on a column
{
SendListEvent( event.LeftDown()
? wxEVT_COMMAND_LIST_COL_CLICK
: wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
event.GetPosition());
}
}
else if (event.Moving())
{
bool setCursor;
if (hit_border)
{
setCursor = m_currentCursor == wxSTANDARD_CURSOR;
m_currentCursor = m_resizeCursor;
}
else
{
setCursor = m_currentCursor != wxSTANDARD_CURSOR;
m_currentCursor = wxSTANDARD_CURSOR;
}
if ( setCursor )
SetCursor(*m_currentCursor);
}
}
}
void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
{
m_owner->SetFocus();
}
void wxListHeaderWindow::SendListEvent(wxEventType type, wxPoint pos)
{
wxWindow *parent = GetParent();
wxListEvent le( type, parent->GetId() );
le.SetEventObject( parent );
le.m_pointDrag = pos;
// the position should be relative to the parent window, not
// this one for compatibility with MSW and common sense: the
// user code doesn't know anything at all about this header
// window, so why should it get positions relative to it?
le.m_pointDrag.y -= GetSize().y;
le.m_col = m_column;
parent->GetEventHandler()->ProcessEvent( le );
}
//-----------------------------------------------------------------------------
// wxListRenameTimer (internal)
//-----------------------------------------------------------------------------
wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner )
{
m_owner = owner;
}
void wxListRenameTimer::Notify()
{
m_owner->OnRenameTimer();
}
//-----------------------------------------------------------------------------
// wxListTextCtrl (internal)
//-----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(wxListTextCtrl,wxTextCtrl)
EVT_CHAR (wxListTextCtrl::OnChar)
EVT_KEY_UP (wxListTextCtrl::OnKeyUp)
EVT_KILL_FOCUS (wxListTextCtrl::OnKillFocus)
END_EVENT_TABLE()
wxListTextCtrl::wxListTextCtrl(wxListMainWindow *owner, size_t itemEdit)
: m_startValue(owner->GetItemText(itemEdit)),
m_itemEdited(itemEdit)
{
m_owner = owner;
m_finished = FALSE;
wxRect rectLabel = owner->GetLineLabelRect(itemEdit);
m_owner->CalcScrolledPosition(rectLabel.x, rectLabel.y,
&rectLabel.x, &rectLabel.y);
(void)Create(owner, wxID_ANY, m_startValue,
wxPoint(rectLabel.x-4,rectLabel.y-4),
wxSize(rectLabel.width+11,rectLabel.height+8));
}
void wxListTextCtrl::Finish()
{
if ( !m_finished )
{
wxPendingDelete.Append(this);
m_finished = TRUE;
m_owner->SetFocus();
}
}
bool wxListTextCtrl::AcceptChanges()
{
const wxString value = GetValue();
if ( value == m_startValue )
{
// nothing changed, always accept
return TRUE;
}
if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
{
// vetoed by the user
return FALSE;
}
// accepted, do rename the item
m_owner->SetItemText(m_itemEdited, value);
return TRUE;
}
void wxListTextCtrl::OnChar( wxKeyEvent &event )
{
switch ( event.m_keyCode )
{
case WXK_RETURN:
if ( !AcceptChanges() )
{
// vetoed by the user code
break;
}
//else: fall through
case WXK_ESCAPE:
Finish();
break;
default:
event.Skip();
}
}
void wxListTextCtrl::OnKeyUp( wxKeyEvent &event )
{
if (m_finished)
{
event.Skip();
return;
}
// auto-grow the textctrl:
wxSize parentSize = m_owner->GetSize();
wxPoint myPos = GetPosition();
wxSize mySize = GetSize();
int sx, sy;
GetTextExtent(GetValue() + _T("MM"), &sx, &sy);
if (myPos.x + sx > parentSize.x)
sx = parentSize.x - myPos.x;
if (mySize.x > sx)
sx = mySize.x;
SetSize(sx, -1);
event.Skip();
}
void wxListTextCtrl::OnKillFocus( wxFocusEvent &event )
{
if ( !m_finished )
{
(void)AcceptChanges();
Finish();
}
event.Skip();
}
//-----------------------------------------------------------------------------
// wxListMainWindow
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxListMainWindow,wxScrolledWindow)
BEGIN_EVENT_TABLE(wxListMainWindow,wxScrolledWindow)
EVT_PAINT (wxListMainWindow::OnPaint)
EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
EVT_CHAR (wxListMainWindow::OnChar)
EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
EVT_SET_FOCUS (wxListMainWindow::OnSetFocus)
EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus)
EVT_SCROLLWIN (wxListMainWindow::OnScroll)
END_EVENT_TABLE()
void wxListMainWindow::Init()
{
m_columns.DeleteContents( TRUE );
m_dirty = TRUE;
m_countVirt = 0;
m_lineFrom =
m_lineTo = (size_t)-1;
m_linesPerPage = 0;
m_headerWidth =
m_lineHeight = 0;
m_small_image_list = (wxImageListType *) NULL;
m_normal_image_list = (wxImageListType *) NULL;
m_small_spacing = 30;
m_normal_spacing = 40;
m_hasFocus = FALSE;
m_dragCount = 0;
m_isCreated = FALSE;
m_lastOnSame = FALSE;
m_renameTimer = new wxListRenameTimer( this );
m_current =
m_lineLastClicked =
m_lineBeforeLastClicked = (size_t)-1;
m_freezeCount = 0;
}
void wxListMainWindow::InitScrolling()
{
if ( HasFlag(wxLC_REPORT) )
{
m_xScroll = SCROLL_UNIT_X;
m_yScroll = SCROLL_UNIT_Y;
}
else
{
m_xScroll = SCROLL_UNIT_Y;
m_yScroll = 0;
}
}
wxListMainWindow::wxListMainWindow()
{
Init();
m_highlightBrush =
m_highlightUnfocusedBrush = (wxBrush *) NULL;
m_xScroll =
m_yScroll = 0;
}
wxListMainWindow::wxListMainWindow( wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString &name )
: wxScrolledWindow( parent, id, pos, size,
style | wxHSCROLL | wxVSCROLL, name )
{
Init();
m_highlightBrush = new wxBrush
(
wxSystemSettings::GetColour
(
wxSYS_COLOUR_HIGHLIGHT
),
wxSOLID
);
m_highlightUnfocusedBrush = new wxBrush
(
wxSystemSettings::GetColour
(
wxSYS_COLOUR_BTNSHADOW
),
wxSOLID
);
wxSize sz = size;
sz.y = 25;
InitScrolling();
SetScrollbars( m_xScroll, m_yScroll, 0, 0, 0, 0 );
SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
}
wxListMainWindow::~wxListMainWindow()
{
DoDeleteAllItems();
delete m_highlightBrush;
delete m_highlightUnfocusedBrush;
delete m_renameTimer;
}
void wxListMainWindow::CacheLineData(size_t line)
{
wxGenericListCtrl *listctrl = GetListCtrl();
wxListLineData *ld = GetDummyLine();
size_t countCol = GetColumnCount();
for ( size_t col = 0; col < countCol; col++ )
{
ld->SetText(col, listctrl->OnGetItemText(line, col));
}
ld->SetImage(listctrl->OnGetItemImage(line));
ld->SetAttr(listctrl->OnGetItemAttr(line));
}
wxListLineData *wxListMainWindow::GetDummyLine() const
{
wxASSERT_MSG( !IsEmpty(), _T("invalid line index") );
wxASSERT_MSG( IsVirtual(), _T("GetDummyLine() shouldn't be called") );
wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
// we need to recreate the dummy line if the number of columns in the
// control changed as it would have the incorrect number of fields
// otherwise
if ( !m_lines.IsEmpty() &&
m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() )
{
self->m_lines.Clear();
}
if ( m_lines.IsEmpty() )
{
wxListLineData *line = new wxListLineData(self);
self->m_lines.Add(line);
// don't waste extra memory -- there never going to be anything
// else/more in this array
self->m_lines.Shrink();
}
return &m_lines[0];
}
// ----------------------------------------------------------------------------
// line geometry (report mode only)
// ----------------------------------------------------------------------------
wxCoord wxListMainWindow::GetLineHeight() const
{
wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
// we cache the line height as calling GetTextExtent() is slow
if ( !m_lineHeight )
{
wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
wxClientDC dc( self );
dc.SetFont( GetFont() );
wxCoord y;
dc.GetTextExtent(_T("H"), NULL, &y);
if ( y < SCROLL_UNIT_Y )
y = SCROLL_UNIT_Y;
y += EXTRA_HEIGHT;
self->m_lineHeight = y + LINE_SPACING;
}
return m_lineHeight;
}
wxCoord wxListMainWindow::GetLineY(size_t line) const
{
wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
return LINE_SPACING + line*GetLineHeight();
}
wxRect wxListMainWindow::GetLineRect(size_t line) const
{
if ( !InReportView() )
return GetLine(line)->m_gi->m_rectAll;
wxRect rect;
rect.x = HEADER_OFFSET_X;
rect.y = GetLineY(line);
rect.width = GetHeaderWidth();
rect.height = GetLineHeight();
return rect;
}
wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
{
if ( !InReportView() )
return GetLine(line)->m_gi->m_rectLabel;
wxRect rect;
rect.x = HEADER_OFFSET_X;
rect.y = GetLineY(line);
rect.width = GetColumnWidth(0);
rect.height = GetLineHeight();
return rect;
}
wxRect wxListMainWindow::GetLineIconRect(size_t line) const
{
if ( !InReportView() )
return GetLine(line)->m_gi->m_rectIcon;
wxListLineData *ld = GetLine(line);
wxASSERT_MSG( ld->HasImage(), _T("should have an image") );
wxRect rect;
rect.x = HEADER_OFFSET_X;
rect.y = GetLineY(line);
GetImageSize(ld->GetImage(), rect.width, rect.height);
return rect;
}
wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
{
return InReportView() ? GetLineRect(line)
: GetLine(line)->m_gi->m_rectHighlight;
}
long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
{
wxASSERT_MSG( line < GetItemCount(), _T("invalid line in HitTestLine") );
wxListLineData *ld = GetLine(line);
if ( ld->HasImage() && GetLineIconRect(line).Inside(x, y) )
return wxLIST_HITTEST_ONITEMICON;
// VS: Testing for "ld->HasText() || InReportView()" instead of
// "ld->HasText()" is needed to make empty lines in report view
// possible
if ( ld->HasText() || InReportView() )
{
wxRect rect = InReportView() ? GetLineRect(line)
: GetLineLabelRect(line);
if ( rect.Inside(x, y) )
return wxLIST_HITTEST_ONITEMLABEL;
}
return 0;
}
// ----------------------------------------------------------------------------
// highlight (selection) handling
// ----------------------------------------------------------------------------
bool wxListMainWindow::IsHighlighted(size_t line) const
{
if ( IsVirtual() )
{
return m_selStore.IsSelected(line);
}
else // !virtual
{
wxListLineData *ld = GetLine(line);
wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHighlighted") );
return ld->IsHighlighted();
}
}
void wxListMainWindow::HighlightLines( size_t lineFrom,
size_t lineTo,
bool highlight )
{
if ( IsVirtual() )
{
wxArrayInt linesChanged;
if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
&linesChanged) )
{
// meny items changed state, refresh everything
RefreshLines(lineFrom, lineTo);
}
else // only a few items changed state, refresh only them
{
size_t count = linesChanged.GetCount();
for ( size_t n = 0; n < count; n++ )
{
RefreshLine(linesChanged[n]);
}
}
}
else // iterate over all items in non report view
{
for ( size_t line = lineFrom; line <= lineTo; line++ )
{
if ( HighlightLine(line, highlight) )
{
RefreshLine(line);
}
}
}
}
bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
{
bool changed;
if ( IsVirtual() )
{
changed = m_selStore.SelectItem(line, highlight);
}
else // !virtual
{
wxListLineData *ld = GetLine(line);
wxCHECK_MSG( ld, FALSE, _T("invalid index in HighlightLine") );
changed = ld->Highlight(highlight);
}
if ( changed )
{
SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
: wxEVT_COMMAND_LIST_ITEM_DESELECTED );
}
return changed;
}
void wxListMainWindow::RefreshLine( size_t line )
{
if ( HasFlag(wxLC_REPORT) )
{
size_t visibleFrom, visibleTo;
GetVisibleLinesRange(&visibleFrom, &visibleTo);
if ( line < visibleFrom || line > visibleTo )
return;
}
wxRect rect = GetLineRect(line);
CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
RefreshRect( rect );
}
void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo )
{
// we suppose that they are ordered by caller
wxASSERT_MSG( lineFrom <= lineTo, _T("indices in disorder") );
wxASSERT_MSG( lineTo < GetItemCount(), _T("invalid line range") );
if ( HasFlag(wxLC_REPORT) )
{
size_t visibleFrom, visibleTo;
GetVisibleLinesRange(&visibleFrom, &visibleTo);
if ( lineFrom < visibleFrom )
lineFrom = visibleFrom;
if ( lineTo > visibleTo )
lineTo = visibleTo;
wxRect rect;
rect.x = 0;
rect.y = GetLineY(lineFrom);
rect.width = GetClientSize().x;
rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
RefreshRect( rect );
}
else // !report
{
// TODO: this should be optimized...
for ( size_t line = lineFrom; line <= lineTo; line++ )
{
RefreshLine(line);
}
}
}
void wxListMainWindow::RefreshAfter( size_t lineFrom )
{
if ( HasFlag(wxLC_REPORT) )
{
size_t visibleFrom, visibleTo;
GetVisibleLinesRange(&visibleFrom, &visibleTo);
if ( lineFrom < visibleFrom )
lineFrom = visibleFrom;
else if ( lineFrom > visibleTo )
return;
wxRect rect;
rect.x = 0;
rect.y = GetLineY(lineFrom);
CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
wxSize size = GetClientSize();
rect.width = size.x;
// refresh till the bottom of the window
rect.height = size.y - rect.y;
RefreshRect( rect );
}
else // !report
{
// TODO: how to do it more efficiently?
m_dirty = TRUE;
}
}
void wxListMainWindow::RefreshSelected()
{
if ( IsEmpty() )
return;
size_t from, to;
if ( InReportView() )
{
GetVisibleLinesRange(&from, &to);
}
else // !virtual
{
from = 0;
to = GetItemCount() - 1;
}
if ( HasCurrent() && m_current >= from && m_current <= to )
{
RefreshLine(m_current);
}
for ( size_t line = from; line <= to; line++ )
{
// NB: the test works as expected even if m_current == -1
if ( line != m_current && IsHighlighted(line) )
{
RefreshLine(line);
}
}
}
void wxListMainWindow::Freeze()
{
m_freezeCount++;
}
void wxListMainWindow::Thaw()
{
wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen list control?") );
if ( !--m_freezeCount )
{
Refresh();
}
}
void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
// Note: a wxPaintDC must be constructed even if no drawing is
// done (a Windows requirement).
wxPaintDC dc( this );
if ( IsEmpty() || m_freezeCount )
{
// nothing to draw or not the moment to draw it
return;
}
if ( m_dirty )
{
// delay the repainting until we calculate all the items positions
return;
}
PrepareDC( dc );
int dev_x, dev_y;
CalcScrolledPosition( 0, 0, &dev_x, &dev_y );
dc.BeginDrawing();
dc.SetFont( GetFont() );
if ( HasFlag(wxLC_REPORT) )
{
int lineHeight = GetLineHeight();
size_t visibleFrom, visibleTo;
GetVisibleLinesRange(&visibleFrom, &visibleTo);
wxRect rectLine;
wxCoord xOrig, yOrig;
CalcUnscrolledPosition(0, 0, &xOrig, &yOrig);
// tell the caller cache to cache the data
if ( IsVirtual() )
{
wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
GetParent()->GetId());
evCache.SetEventObject( GetParent() );
evCache.m_oldItemIndex = visibleFrom;
evCache.m_itemIndex = visibleTo;
GetParent()->GetEventHandler()->ProcessEvent( evCache );
}
for ( size_t line = visibleFrom; line <= visibleTo; line++ )
{
rectLine = GetLineRect(line);
if ( !IsExposed(rectLine.x - xOrig, rectLine.y - yOrig,
rectLine.width, rectLine.height) )
{
// don't redraw unaffected lines to avoid flicker
continue;
}
GetLine(line)->DrawInReportMode( &dc,
rectLine,
GetLineHighlightRect(line),
IsHighlighted(line) );
}
if ( HasFlag(wxLC_HRULES) )
{
wxPen pen(GetRuleColour(), 1, wxSOLID);
wxSize clientSize = GetClientSize();
for ( size_t i = visibleFrom; i <= visibleTo; i++ )
{
dc.SetPen(pen);
dc.SetBrush( *wxTRANSPARENT_BRUSH );
dc.DrawLine(0 - dev_x, i*lineHeight,
clientSize.x - dev_x, i*lineHeight);
}
// Draw last horizontal rule
if ( visibleTo > visibleFrom )
{
dc.SetPen(pen);
dc.SetBrush( *wxTRANSPARENT_BRUSH );
dc.DrawLine(0 - dev_x, m_lineTo*lineHeight,
clientSize.x - dev_x , m_lineTo*lineHeight );
}
}
// Draw vertical rules if required
if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
{
wxPen pen(GetRuleColour(), 1, wxSOLID);
int col = 0;
wxRect firstItemRect;
wxRect lastItemRect;
GetItemRect(0, firstItemRect);
GetItemRect(GetItemCount() - 1, lastItemRect);
int x = firstItemRect.GetX();
dc.SetPen(pen);
dc.SetBrush(* wxTRANSPARENT_BRUSH);
for (col = 0; col < GetColumnCount(); col++)
{
int colWidth = GetColumnWidth(col);
x += colWidth;
dc.DrawLine(x - dev_x, firstItemRect.GetY() - 1 - dev_y,
x - dev_x, lastItemRect.GetBottom() + 1 - dev_y);
}
}
}
else // !report
{
size_t count = GetItemCount();
for ( size_t i = 0; i < count; i++ )
{
GetLine(i)->Draw( &dc );
}
}
if ( HasCurrent() )
{
// don't draw rect outline under Max if we already have the background
// color but under other platforms only draw it if we do: it is a bit
// silly to draw "focus rect" if we don't have focus!
#ifdef __WXMAC__
if ( !m_hasFocus )
#else // !__WXMAC__
if ( m_hasFocus )
#endif // __WXMAC__/!__WXMAC__
{
dc.SetPen( *wxBLACK_PEN );
dc.SetBrush( *wxTRANSPARENT_BRUSH );
dc.DrawRectangle( GetLineHighlightRect(m_current) );
}
}
dc.EndDrawing();
}
void wxListMainWindow::HighlightAll( bool on )
{
if ( IsSingleSel() )
{
wxASSERT_MSG( !on, _T("can't do this in a single sel control") );
// we just have one item to turn off
if ( HasCurrent() && IsHighlighted(m_current) )
{
HighlightLine(m_current, FALSE);
RefreshLine(m_current);
}
}
else // multi sel
{
HighlightLines(0, GetItemCount() - 1, on);
}
}
void wxListMainWindow::SendNotify( size_t line,
wxEventType command,
wxPoint point )
{
wxListEvent le( command, GetParent()->GetId() );
le.SetEventObject( GetParent() );
le.m_itemIndex = line;
// set only for events which have position
if ( point != wxDefaultPosition )
le.m_pointDrag = point;
// don't try to get the line info for virtual list controls: the main
// program has it anyhow and if we did it would result in accessing all
// the lines, even those which are not visible now and this is precisely
// what we're trying to avoid
if ( !IsVirtual() && (command != wxEVT_COMMAND_LIST_DELETE_ITEM) )
{
if ( line != (size_t)-1 )
{
GetLine(line)->GetItem( 0, le.m_item );
}
//else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event
}
//else: there may be no more such item
GetParent()->GetEventHandler()->ProcessEvent( le );
}
void wxListMainWindow::ChangeCurrent(size_t current)
{
m_current = current;
SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED);
}
void wxListMainWindow::EditLabel( long item )
{
wxCHECK_RET( (item >= 0) && ((size_t)item < GetItemCount()),
wxT("wrong index in wxGenericListCtrl::EditLabel()") );
size_t itemEdit = (size_t)item;
wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() );
le.SetEventObject( GetParent() );
le.m_itemIndex = item;
wxListLineData *data = GetLine(itemEdit);
wxCHECK_RET( data, _T("invalid index in EditLabel()") );
data->GetItem( 0, le.m_item );
if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() )
{
// vetoed by user code
return;
}
// We have to call this here because the label in question might just have
// been added and no screen update taken place.
if ( m_dirty )
wxSafeYield();
wxListTextCtrl *text = new wxListTextCtrl(this, itemEdit);
text->SetFocus();
}
void wxListMainWindow::OnRenameTimer()
{
wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") );
EditLabel( m_current );
}
bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value)
{
wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() );
le.SetEventObject( GetParent() );
le.m_itemIndex = itemEdit;
wxListLineData *data = GetLine(itemEdit);
wxCHECK_MSG( data, FALSE, _T("invalid index in OnRenameAccept()") );
data->GetItem( 0, le.m_item );
le.m_item.m_text = value;
return !GetParent()->GetEventHandler()->ProcessEvent( le ) ||
le.IsAllowed();
}
void wxListMainWindow::OnMouse( wxMouseEvent &event )
{
event.SetEventObject( GetParent() );
if ( GetParent()->GetEventHandler()->ProcessEvent( event) )
return;
if ( !HasCurrent() || IsEmpty() )
return;
if (m_dirty)
return;
if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() ||
event.ButtonDClick()) )
return;
int x = event.GetX();
int y = event.GetY();
CalcUnscrolledPosition( x, y, &x, &y );
// where did we hit it (if we did)?
long hitResult = 0;
size_t count = GetItemCount(),
current;
if ( HasFlag(wxLC_REPORT) )
{
current = y / GetLineHeight();
if ( current < count )
hitResult = HitTestLine(current, x, y);
}
else // !report
{
// TODO: optimize it too! this is less simple than for report view but
// enumerating all items is still not a way to do it!!
for ( current = 0; current < count; current++ )
{
hitResult = HitTestLine(current, x, y);
if ( hitResult )
break;
}
}
if (event.Dragging())
{
if (m_dragCount == 0)
{
// we have to report the raw, physical coords as we want to be
// able to call HitTest(event.m_pointDrag) from the user code to
// get the item being dragged
m_dragStart = event.GetPosition();
}
m_dragCount++;
if (m_dragCount != 3)
return;
int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG
: wxEVT_COMMAND_LIST_BEGIN_DRAG;
wxListEvent le( command, GetParent()->GetId() );
le.SetEventObject( GetParent() );
le.m_pointDrag = m_dragStart;
GetParent()->GetEventHandler()->ProcessEvent( le );
return;
}
else
{
m_dragCount = 0;
}
if ( !hitResult )
{
// outside of any item
return;
}
bool forceClick = FALSE;
if (event.ButtonDClick())
{
m_renameTimer->Stop();
m_lastOnSame = FALSE;
#ifdef __WXGTK__
// FIXME: wxGTK generates bad sequence of events prior to doubleclick
// ("down, up, down, double, up" while other ports
// do "down, up, double, up"). We have to have this hack
// in place till somebody fixes wxGTK...
if ( current == m_lineBeforeLastClicked )
#else
if ( current == m_lineLastClicked )
#endif
{
SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
return;
}
else
{
// the first click was on another item, so don't interpret this as
// a double click, but as a simple click instead
forceClick = TRUE;
}
}
if (event.LeftUp() && m_lastOnSame)
{
if ((current == m_current) &&
(hitResult == wxLIST_HITTEST_ONITEMLABEL) &&
HasFlag(wxLC_EDIT_LABELS) )
{
m_renameTimer->Start( 100, TRUE );
}
m_lastOnSame = FALSE;
}
else if (event.RightDown())
{
SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK,
event.GetPosition() );
}
else if (event.MiddleDown())
{
SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK );
}
else if ( event.LeftDown() || forceClick )
{
m_lineBeforeLastClicked = m_lineLastClicked;
m_lineLastClicked = current;
size_t oldCurrent = m_current;
if ( IsSingleSel() || !(event.ControlDown() || event.ShiftDown()) )
{
HighlightAll( FALSE );
ChangeCurrent(current);
ReverseHighlight(m_current);
}
else // multi sel & either ctrl or shift is down
{
if (event.ControlDown())
{
ChangeCurrent(current);
ReverseHighlight(m_current);
}
else if (event.ShiftDown())
{
ChangeCurrent(current);
size_t lineFrom = oldCurrent,
lineTo = current;
if ( lineTo < lineFrom )
{
lineTo = lineFrom;
lineFrom = m_current;
}
HighlightLines(lineFrom, lineTo);
}
else // !ctrl, !shift
{
// test in the enclosing if should make it impossible
wxFAIL_MSG( _T("how did we get here?") );
}
}
if (m_current != oldCurrent)
{
RefreshLine( oldCurrent );
}
// forceClick is only set if the previous click was on another item
m_lastOnSame = !forceClick && (m_current == oldCurrent);
}
}
void wxListMainWindow::MoveToItem(size_t item)
{
if ( item == (size_t)-1 )
return;
wxRect rect = GetLineRect(item);
int client_w, client_h;
GetClientSize( &client_w, &client_h );
int view_x = m_xScroll*GetScrollPos( wxHORIZONTAL );
int view_y = m_yScroll*GetScrollPos( wxVERTICAL );
if ( HasFlag(wxLC_REPORT) )
{
// the next we need the range of lines shown it might be different, so
// recalculate it
ResetVisibleLinesRange();
if (rect.y < view_y )
Scroll( -1, rect.y/m_yScroll );
if (rect.y+rect.height+5 > view_y+client_h)
Scroll( -1, (rect.y+rect.height-client_h+SCROLL_UNIT_Y)/m_yScroll );
}
else // !report
{
if (rect.x-view_x < 5)
Scroll( (rect.x-5)/m_xScroll, -1 );
if (rect.x+rect.width-5 > view_x+client_w)
Scroll( (rect.x+rect.width-client_w+SCROLL_UNIT_X)/m_xScroll, -1 );
}
}
// ----------------------------------------------------------------------------
// keyboard handling
// ----------------------------------------------------------------------------
void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event)
{
wxCHECK_RET( newCurrent < (size_t)GetItemCount(),
_T("invalid item index in OnArrowChar()") );
size_t oldCurrent = m_current;
// in single selection we just ignore Shift as we can't select several
// items anyhow
if ( event.ShiftDown() && !IsSingleSel() )
{
ChangeCurrent(newCurrent);
// select all the items between the old and the new one
if ( oldCurrent > newCurrent )
{
newCurrent = oldCurrent;
oldCurrent = m_current;
}
HighlightLines(oldCurrent, newCurrent);
}
else // !shift
{
// all previously selected items are unselected unless ctrl is held
if ( !event.ControlDown() )
HighlightAll(FALSE);
ChangeCurrent(newCurrent);
// refresh the old focus to remove it
RefreshLine( oldCurrent );
if ( !event.ControlDown() )
{
HighlightLine( m_current, TRUE );
}
}
RefreshLine( m_current );
MoveToFocus();
}
void wxListMainWindow::OnKeyDown( wxKeyEvent &event )
{
wxWindow *parent = GetParent();
/* we propagate the key event up */
wxKeyEvent ke( wxEVT_KEY_DOWN );
ke.m_shiftDown = event.m_shiftDown;
ke.m_controlDown = event.m_controlDown;
ke.m_altDown = event.m_altDown;
ke.m_metaDown = event.m_metaDown;
ke.m_keyCode = event.m_keyCode;
ke.m_x = event.m_x;
ke.m_y = event.m_y;
ke.SetEventObject( parent );
if (parent->GetEventHandler()->ProcessEvent( ke )) return;
event.Skip();
}
void wxListMainWindow::OnChar( wxKeyEvent &event )
{
wxWindow *parent = GetParent();
/* we send a list_key event up */
if ( HasCurrent() )
{
wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, GetParent()->GetId() );
le.m_itemIndex = m_current;
GetLine(m_current)->GetItem( 0, le.m_item );
le.m_code = (int)event.KeyCode();
le.SetEventObject( parent );
parent->GetEventHandler()->ProcessEvent( le );
}
/* we propagate the char event up */
wxKeyEvent ke( wxEVT_CHAR );
ke.m_shiftDown = event.m_shiftDown;
ke.m_controlDown = event.m_controlDown;
ke.m_altDown = event.m_altDown;
ke.m_metaDown = event.m_metaDown;
ke.m_keyCode = event.m_keyCode;
ke.m_x = event.m_x;
ke.m_y = event.m_y;
ke.SetEventObject( parent );
if (parent->GetEventHandler()->ProcessEvent( ke )) return;
if (event.KeyCode() == WXK_TAB)
{
wxNavigationKeyEvent nevent;
nevent.SetWindowChange( event.ControlDown() );
nevent.SetDirection( !event.ShiftDown() );
nevent.SetEventObject( GetParent()->GetParent() );
nevent.SetCurrentFocus( m_parent );
if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
return;
}
/* no item -> nothing to do */
if (!HasCurrent())
{
event.Skip();
return;
}
switch (event.KeyCode())
{
case WXK_UP:
if ( m_current > 0 )
OnArrowChar( m_current - 1, event );
break;
case WXK_DOWN:
if ( m_current < (size_t)GetItemCount() - 1 )
OnArrowChar( m_current + 1, event );
break;
case WXK_END:
if (!IsEmpty())
OnArrowChar( GetItemCount() - 1, event );
break;
case WXK_HOME:
if (!IsEmpty())
OnArrowChar( 0, event );
break;
case WXK_PRIOR:
{
int steps = 0;
if ( HasFlag(wxLC_REPORT) )
{
steps = m_linesPerPage - 1;
}
else
{
steps = m_current % m_linesPerPage;
}
int index = m_current - steps;
if (index < 0)
index = 0;
OnArrowChar( index, event );
}
break;
case WXK_NEXT:
{
int steps = 0;
if ( HasFlag(wxLC_REPORT) )
{
steps = m_linesPerPage - 1;
}
else
{
steps = m_linesPerPage - (m_current % m_linesPerPage) - 1;
}
size_t index = m_current + steps;
size_t count = GetItemCount();
if ( index >= count )
index = count - 1;
OnArrowChar( index, event );
}
break;
case WXK_LEFT:
if ( !HasFlag(wxLC_REPORT) )
{
int index = m_current - m_linesPerPage;
if (index < 0)
index = 0;
OnArrowChar( index, event );
}
break;
case WXK_RIGHT:
if ( !HasFlag(wxLC_REPORT) )
{
size_t index = m_current + m_linesPerPage;
size_t count = GetItemCount();
if ( index >= count )
index = count - 1;
OnArrowChar( index, event );
}
break;
case WXK_SPACE:
if ( IsSingleSel() )
{
SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
if ( IsHighlighted(m_current) )
{
// don't unselect the item in single selection mode
break;
}
//else: select it in ReverseHighlight() below if unselected
}
ReverseHighlight(m_current);
break;
case WXK_RETURN:
case WXK_EXECUTE:
SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
break;
default:
event.Skip();
}
}
// ----------------------------------------------------------------------------
// focus handling
// ----------------------------------------------------------------------------
void wxListMainWindow::SetFocus()
{
// VS: wxListMainWindow derives from wxPanel (via wxScrolledWindow) and wxPanel
// overrides SetFocus in such way that it does never change focus from
// panel's child to the panel itself. Unfortunately, we must be able to change
// focus to the panel from wxListTextCtrl because the text control should
// disappear when the user clicks outside it.
wxWindow *oldFocus = FindFocus();
if ( oldFocus && oldFocus->GetParent() == this )
{
wxWindow::SetFocus();
}
else
{
wxScrolledWindow::SetFocus();
}
}
void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
{
// wxGTK sends us EVT_SET_FOCUS events even if we had never got
// EVT_KILL_FOCUS before which means that we finish by redrawing the items
// which are already drawn correctly resulting in horrible flicker - avoid
// it
if ( !m_hasFocus )
{
m_hasFocus = TRUE;
RefreshSelected();
}
if ( !GetParent() )
return;
wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() );
event.SetEventObject( GetParent() );
GetParent()->GetEventHandler()->ProcessEvent( event );
}
void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
{
m_hasFocus = FALSE;
RefreshSelected();
}
void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
{
if ( HasFlag(wxLC_ICON) && (m_normal_image_list))
{
m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
}
else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list))
{
m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
}
else if ( HasFlag(wxLC_LIST) && (m_small_image_list))
{
m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
}
else if ( HasFlag(wxLC_REPORT) && (m_small_image_list))
{
m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT );
}
}
void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
{
if ( HasFlag(wxLC_ICON) && m_normal_image_list )
{
m_normal_image_list->GetSize( index, width, height );
}
else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list )
{
m_small_image_list->GetSize( index, width, height );
}
else if ( HasFlag(wxLC_LIST) && m_small_image_list )
{
m_small_image_list->GetSize( index, width, height );
}
else if ( HasFlag(wxLC_REPORT) && m_small_image_list )
{
m_small_image_list->GetSize( index, width, height );
}
else
{
width =
height = 0;
}
}
int wxListMainWindow::GetTextLength( const wxString &s ) const
{
wxClientDC dc( wxConstCast(this, wxListMainWindow) );
dc.SetFont( GetFont() );
wxCoord lw;
dc.GetTextExtent( s, &lw, NULL );
return lw + AUTOSIZE_COL_MARGIN;
}
void wxListMainWindow::SetImageList( wxImageListType *imageList, int which )
{
m_dirty = TRUE;
// calc the spacing from the icon size
int width = 0,
height = 0;
if ((imageList) && (imageList->GetImageCount()) )
{
imageList->GetSize(0, width, height);
}
if (which == wxIMAGE_LIST_NORMAL)
{
m_normal_image_list = imageList;
m_normal_spacing = width + 8;
}
if (which == wxIMAGE_LIST_SMALL)
{
m_small_image_list = imageList;
m_small_spacing = width + 14;
}
}
void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall )
{
m_dirty = TRUE;
if (isSmall)
{
m_small_spacing = spacing;
}
else
{
m_normal_spacing = spacing;
}
}
int wxListMainWindow::GetItemSpacing( bool isSmall )
{
return isSmall ? m_small_spacing : m_normal_spacing;
}
// ----------------------------------------------------------------------------
// columns
// ----------------------------------------------------------------------------
void wxListMainWindow::SetColumn( int col, wxListItem &item )
{
wxListHeaderDataList::Node *node = m_columns.Item( col );
wxCHECK_RET( node, _T("invalid column index in SetColumn") );
if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER )
item.m_width = GetTextLength( item.m_text );
wxListHeaderData *column = node->GetData();
column->SetItem( item );
wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
if ( headerWin )
headerWin->m_dirty = TRUE;
m_dirty = TRUE;
// invalidate it as it has to be recalculated
m_headerWidth = 0;
}
void wxListMainWindow::SetColumnWidth( int col, int width )
{
wxCHECK_RET( col >= 0 && col < GetColumnCount(),
_T("invalid column index") );
wxCHECK_RET( HasFlag(wxLC_REPORT),
_T("SetColumnWidth() can only be called in report mode.") );
m_dirty = TRUE;
wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
if ( headerWin )
headerWin->m_dirty = TRUE;
wxListHeaderDataList::Node *node = m_columns.Item( col );
wxCHECK_RET( node, _T("no column?") );
wxListHeaderData *column = node->GetData();
size_t count = GetItemCount();
if (width == wxLIST_AUTOSIZE_USEHEADER)
{
width = GetTextLength(column->GetText());
}
else if ( width == wxLIST_AUTOSIZE )
{
if ( IsVirtual() )
{
// TODO: determine the max width somehow...
width = WIDTH_COL_DEFAULT;
}
else // !virtual
{
wxClientDC dc(this);
dc.SetFont( GetFont() );
int max = AUTOSIZE_COL_MARGIN;
for ( size_t i = 0; i < count; i++ )
{
wxListLineData *line = GetLine(i);
wxListItemDataList::Node *n = line->m_items.Item( col );
wxCHECK_RET( n, _T("no subitem?") );
wxListItemData *item = n->GetData();
int current = 0;
if (item->HasImage())
{
int ix, iy;
GetImageSize( item->GetImage(), ix, iy );
current += ix + 5;
}
if (item->HasText())
{
wxCoord w;
dc.GetTextExtent( item->GetText(), &w, NULL );
current += w;
}
if (current > max)
max = current;
}
width = max + AUTOSIZE_COL_MARGIN;
}
}
column->SetWidth( width );
// invalidate it as it has to be recalculated
m_headerWidth = 0;
}
int wxListMainWindow::GetHeaderWidth() const
{
if ( !m_headerWidth )
{
wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
size_t count = GetColumnCount();
for ( size_t col = 0; col < count; col++ )
{
self->m_headerWidth += GetColumnWidth(col);
}
}
return m_headerWidth;
}
void wxListMainWindow::GetColumn( int col, wxListItem &item ) const
{
wxListHeaderDataList::Node *node = m_columns.Item( col );
wxCHECK_RET( node, _T("invalid column index in GetColumn") );
wxListHeaderData *column = node->GetData();
column->GetItem( item );
}
int wxListMainWindow::GetColumnWidth( int col ) const
{
wxListHeaderDataList::Node *node = m_columns.Item( col );
wxCHECK_MSG( node, 0, _T("invalid column index") );
wxListHeaderData *column = node->GetData();
return column->GetWidth();
}
// ----------------------------------------------------------------------------
// item state
// ----------------------------------------------------------------------------
void wxListMainWindow::SetItem( wxListItem &item )
{
long id = item.m_itemId;
wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
_T("invalid item index in SetItem") );
if ( !IsVirtual() )
{
wxListLineData *line = GetLine((size_t)id);
line->SetItem( item.m_col, item );
}
if ( InReportView() )
{
// just refresh the line to show the new value of the text/image
RefreshLine((size_t)id);
}
else // !report
{
// refresh everything (resulting in horrible flicker - FIXME!)
m_dirty = TRUE;
}
}
void wxListMainWindow::SetItemState( long litem, long state, long stateMask )
{
wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(),
_T("invalid list ctrl item index in SetItem") );
size_t oldCurrent = m_current;
size_t item = (size_t)litem; // safe because of the check above
// do we need to change the focus?
if ( stateMask & wxLIST_STATE_FOCUSED )
{
if ( state & wxLIST_STATE_FOCUSED )
{
// don't do anything if this item is already focused
if ( item != m_current )
{
ChangeCurrent(item);
if ( oldCurrent != (size_t)-1 )
{
if ( IsSingleSel() )
{
HighlightLine(oldCurrent, FALSE);
}
RefreshLine(oldCurrent);
}
RefreshLine( m_current );
}
}
else // unfocus
{
// don't do anything if this item is not focused
if ( item == m_current )
{
ResetCurrent();
if ( IsSingleSel() )
{
// we must unselect the old current item as well or we
// might end up with more than one selected item in a
// single selection control
HighlightLine(oldCurrent, FALSE);
}
RefreshLine( oldCurrent );
}
}
}
// do we need to change the selection state?
if ( stateMask & wxLIST_STATE_SELECTED )
{
bool on = (state & wxLIST_STATE_SELECTED) != 0;
if ( IsSingleSel() )
{
if ( on )
{
// selecting the item also makes it the focused one in the
// single sel mode
if ( m_current != item )
{
ChangeCurrent(item);
if ( oldCurrent != (size_t)-1 )
{
HighlightLine( oldCurrent, FALSE );
RefreshLine( oldCurrent );
}
}
}
else // off
{
// only the current item may be selected anyhow
if ( item != m_current )
return;
}
}
if ( HighlightLine(item, on) )
{
RefreshLine(item);
}
}
}
int wxListMainWindow::GetItemState( long item, long stateMask ) const
{
wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0,
_T("invalid list ctrl item index in GetItemState()") );
int ret = wxLIST_STATE_DONTCARE;
if ( stateMask & wxLIST_STATE_FOCUSED )
{
if ( (size_t)item == m_current )
ret |= wxLIST_STATE_FOCUSED;
}
if ( stateMask & wxLIST_STATE_SELECTED )
{
if ( IsHighlighted(item) )
ret |= wxLIST_STATE_SELECTED;
}
return ret;
}
void wxListMainWindow::GetItem( wxListItem &item ) const
{
wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(),
_T("invalid item index in GetItem") );
wxListLineData *line = GetLine((size_t)item.m_itemId);
line->GetItem( item.m_col, item );
}
// ----------------------------------------------------------------------------
// item count
// ----------------------------------------------------------------------------
size_t wxListMainWindow::GetItemCount() const
{
return IsVirtual() ? m_countVirt : m_lines.GetCount();
}
void wxListMainWindow::SetItemCount(long count)
{
m_selStore.SetItemCount(count);
m_countVirt = count;
ResetVisibleLinesRange();
// scrollbars must be reset
m_dirty = TRUE;
}
int wxListMainWindow::GetSelectedItemCount() const
{
// deal with the quick case first
if ( IsSingleSel() )
{
return HasCurrent() ? IsHighlighted(m_current) : FALSE;
}
// virtual controls remmebers all its selections itself
if ( IsVirtual() )
return m_selStore.GetSelectedCount();
// TODO: we probably should maintain the number of items selected even for
// non virtual controls as enumerating all lines is really slow...
size_t countSel = 0;
size_t count = GetItemCount();
for ( size_t line = 0; line < count; line++ )
{
if ( GetLine(line)->IsHighlighted() )
countSel++;
}
return countSel;
}
// ----------------------------------------------------------------------------
// item position/size
// ----------------------------------------------------------------------------
void wxListMainWindow::GetItemRect( long index, wxRect &rect ) const
{
wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
_T("invalid index in GetItemRect") );
rect = GetLineRect((size_t)index);
CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
}
bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const
{
wxRect rect;
GetItemRect(item, rect);
pos.x = rect.x;
pos.y = rect.y;
return TRUE;
}
// ----------------------------------------------------------------------------
// geometry calculation
// ----------------------------------------------------------------------------
void wxListMainWindow::RecalculatePositions(bool noRefresh)
{
wxClientDC dc( this );
dc.SetFont( GetFont() );
int iconSpacing;
if ( HasFlag(wxLC_ICON) )
iconSpacing = m_normal_spacing;
else if ( HasFlag(wxLC_SMALL_ICON) )
iconSpacing = m_small_spacing;
else
iconSpacing = 0;
// Note that we do not call GetClientSize() here but
// GetSize() and substract the border size for sunken
// borders manually. This is technically incorrect,
// but we need to know the client area's size WITHOUT
// scrollbars here. Since we don't know if there are
// any scrollbars, we use GetSize() instead. Another
// solution would be to call SetScrollbars() here to
// remove the scrollbars and call GetClientSize() then,
// but this might result in flicker and - worse - will
// reset the scrollbars to 0 which is not good at all
// if you resize a dialog/window, but don't want to
// reset the window scrolling. RR.
// Furthermore, we actually do NOT subtract the border
// width as 2 pixels is just the extra space which we
// need around the actual content in the window. Other-
// wise the text would e.g. touch the upper border. RR.
int clientWidth,
clientHeight;
GetSize( &clientWidth, &clientHeight );
if ( HasFlag(wxLC_REPORT) )
{
// all lines have the same height
int lineHeight = GetLineHeight();
// scroll one line per step
m_yScroll = lineHeight;
size_t lineCount = GetItemCount();
int entireHeight = lineCount*lineHeight + LINE_SPACING;
m_linesPerPage = clientHeight / lineHeight;
ResetVisibleLinesRange();
SetScrollbars( m_xScroll, m_yScroll,
GetHeaderWidth() / m_xScroll,
(entireHeight + m_yScroll - 1)/m_yScroll,
GetScrollPos(wxHORIZONTAL),
GetScrollPos(wxVERTICAL),
TRUE );
}
else // !report
{
// at first we try without any scrollbar. if the items don't
// fit into the window, we recalculate after subtracting an
// approximated 15 pt for the horizontal scrollbar
int entireWidth = 0;
for (int tries = 0; tries < 2; tries++)
{
// We start with 4 for the border around all items
entireWidth = 4;
if (tries == 1)
{
// Now we have decided that the items do not fit into the
// client area. Unfortunately, wxWindows sometimes thinks
// that it does fit and therefore NO horizontal scrollbar
// is inserted. This looks ugly, so we fudge here and make
// the calculated width bigger than was actually has been
// calculated. This ensures that wxScrolledWindows puts
// a scrollbar at the bottom of its client area.
entireWidth += SCROLL_UNIT_X;
}
// Start at 2,2 so the text does not touch the border
int x = 2;
int y = 2;
int maxWidth = 0;
m_linesPerPage = 0;
int currentlyVisibleLines = 0;
size_t count = GetItemCount();
for (size_t i = 0; i < count; i++)
{
currentlyVisibleLines++;
wxListLineData *line = GetLine(i);
line->CalculateSize( &dc, iconSpacing );
line->SetPosition( x, y, clientWidth, iconSpacing ); // Why clientWidth? (FIXME)
wxSize sizeLine = GetLineSize(i);
if ( maxWidth < sizeLine.x )
maxWidth = sizeLine.x;
y += sizeLine.y;
if (currentlyVisibleLines > m_linesPerPage)
m_linesPerPage = currentlyVisibleLines;
// Assume that the size of the next one is the same... (FIXME)
if ( y + sizeLine.y >= clientHeight )
{
currentlyVisibleLines = 0;
y = 2;
x += maxWidth+6;
entireWidth += maxWidth+6;
maxWidth = 0;
}
// We have reached the last item.
if ( i == count - 1 )
entireWidth += maxWidth;
if ( (tries == 0) && (entireWidth+SCROLL_UNIT_X > clientWidth) )
{
clientHeight -= 15; // We guess the scrollbar height. (FIXME)
m_linesPerPage = 0;
currentlyVisibleLines = 0;
break;
}
if ( i == count - 1 )
tries = 1; // Everything fits, no second try required.
}
}
int scroll_pos = GetScrollPos( wxHORIZONTAL );
SetScrollbars( m_xScroll, m_yScroll, (entireWidth+SCROLL_UNIT_X) / m_xScroll, 0, scroll_pos, 0, TRUE );
}
if ( !noRefresh )
{
// FIXME: why should we call it from here?
UpdateCurrent();
RefreshAll();
}
}
void wxListMainWindow::RefreshAll()
{
m_dirty = FALSE;
Refresh();
wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
if ( headerWin && headerWin->m_dirty )
{
headerWin->m_dirty = FALSE;
headerWin->Refresh();
}
}
void wxListMainWindow::UpdateCurrent()
{
if ( !HasCurrent() && !IsEmpty() )
{
ChangeCurrent(0);
}
}
long wxListMainWindow::GetNextItem( long item,
int WXUNUSED(geometry),
int state ) const
{
long ret = item,
max = GetItemCount();
wxCHECK_MSG( (ret == -1) || (ret < max), -1,
_T("invalid listctrl index in GetNextItem()") );
// notice that we start with the next item (or the first one if item == -1)
// and this is intentional to allow writing a simple loop to iterate over
// all selected items
ret++;
if ( ret == max )
{
// this is not an error because the index was ok initially, just no
// such item
return -1;
}
if ( !state )
{
// any will do
return (size_t)ret;
}
size_t count = GetItemCount();
for ( size_t line = (size_t)ret; line < count; line++ )
{
if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
return line;
if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
return line;
}
return -1;
}
// ----------------------------------------------------------------------------
// deleting stuff
// ----------------------------------------------------------------------------
void wxListMainWindow::DeleteItem( long lindex )
{
size_t count = GetItemCount();
wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
_T("invalid item index in DeleteItem") );
size_t index = (size_t)lindex;
// we don't need to adjust the index for the previous items
if ( HasCurrent() && m_current >= index )
{
// if the current item is being deleted, we want the next one to
// become selected - unless there is no next one - so don't adjust
// m_current in this case
if ( m_current != index || m_current == count - 1 )
{
m_current--;
}
}
if ( InReportView() )
{
ResetVisibleLinesRange();
}
if ( IsVirtual() )
{
m_countVirt--;
m_selStore.OnItemDelete(index);
}
else
{
m_lines.RemoveAt( index );
}
// we need to refresh the (vert) scrollbar as the number of items changed
m_dirty = TRUE;
SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM );
RefreshAfter(index);
}
void wxListMainWindow::DeleteColumn( int col )
{
wxListHeaderDataList::Node *node = m_columns.Item( col );
wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") );
m_dirty = TRUE;
m_columns.DeleteNode( node );
// invalidate it as it has to be recalculated
m_headerWidth = 0;
}
void wxListMainWindow::DoDeleteAllItems()
{
if ( IsEmpty() )
{
// nothing to do - in particular, don't send the event
return;
}
ResetCurrent();
// to make the deletion of all items faster, we don't send the
// notifications for each item deletion in this case but only one event
// for all of them: this is compatible with wxMSW and documented in
// DeleteAllItems() description
wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() );
event.SetEventObject( GetParent() );
GetParent()->GetEventHandler()->ProcessEvent( event );
if ( IsVirtual() )
{
m_countVirt = 0;
m_selStore.Clear();
}
if ( InReportView() )
{
ResetVisibleLinesRange();
}
m_lines.Clear();
}
void wxListMainWindow::DeleteAllItems()
{
DoDeleteAllItems();
RecalculatePositions();
}
void wxListMainWindow::DeleteEverything()
{
m_columns.Clear();
DeleteAllItems();
}
// ----------------------------------------------------------------------------
// scanning for an item
// ----------------------------------------------------------------------------
void wxListMainWindow::EnsureVisible( long index )
{
wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
_T("invalid index in EnsureVisible") );
// We have to call this here because the label in question might just have
// been added and its position is not known yet
if ( m_dirty )
{
RecalculatePositions(TRUE /* no refresh */);
}
MoveToItem((size_t)index);
}
long wxListMainWindow::FindItem(long start, const wxString& str, bool WXUNUSED(partial) )
{
long pos = start;
wxString tmp = str;
if (pos < 0)
pos = 0;
size_t count = GetItemCount();
for ( size_t i = (size_t)pos; i < count; i++ )
{
wxListLineData *line = GetLine(i);
if ( line->GetText(0) == tmp )
return i;
}
return wxNOT_FOUND;
}
long wxListMainWindow::FindItem(long start, long data)
{
long pos = start;
if (pos < 0)
pos = 0;
size_t count = GetItemCount();
for (size_t i = (size_t)pos; i < count; i++)
{
wxListLineData *line = GetLine(i);
wxListItem item;
line->GetItem( 0, item );
if (item.m_data == data)
return i;
}
return wxNOT_FOUND;
}
long wxListMainWindow::HitTest( int x, int y, int &flags )
{
CalcUnscrolledPosition( x, y, &x, &y );
size_t count = GetItemCount();
if ( HasFlag(wxLC_REPORT) )
{
size_t current = y / GetLineHeight();
if ( current < count )
{
flags = HitTestLine(current, x, y);
if ( flags )
return current;
}
}
else // !report
{
// TODO: optimize it too! this is less simple than for report view but
// enumerating all items is still not a way to do it!!
for ( size_t current = 0; current < count; current++ )
{
flags = HitTestLine(current, x, y);
if ( flags )
return current;
}
}
return wxNOT_FOUND;
}
// ----------------------------------------------------------------------------
// adding stuff
// ----------------------------------------------------------------------------
void wxListMainWindow::InsertItem( wxListItem &item )
{
wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual control") );
size_t count = GetItemCount();
wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId <= count,
_T("invalid item index") );
size_t id = item.m_itemId;
m_dirty = TRUE;
int mode = 0;
if ( HasFlag(wxLC_REPORT) )
mode = wxLC_REPORT;
else if ( HasFlag(wxLC_LIST) )
mode = wxLC_LIST;
else if ( HasFlag(wxLC_ICON) )
mode = wxLC_ICON;
else if ( HasFlag(wxLC_SMALL_ICON) )
mode = wxLC_ICON; // no typo
else
{
wxFAIL_MSG( _T("unknown mode") );
}
wxListLineData *line = new wxListLineData(this);
line->SetItem( 0, item );
m_lines.Insert( line, id );
m_dirty = TRUE;
RefreshLines(id, GetItemCount() - 1);
}
void wxListMainWindow::InsertColumn( long col, wxListItem &item )
{
m_dirty = TRUE;
if ( HasFlag(wxLC_REPORT) )
{
if (item.m_width == wxLIST_AUTOSIZE_USEHEADER)
item.m_width = GetTextLength( item.m_text );
wxListHeaderData *column = new wxListHeaderData( item );
if ((col >= 0) && (col < (int)m_columns.GetCount()))
{
wxListHeaderDataList::Node *node = m_columns.Item( col );
m_columns.Insert( node, column );
}
else
{
m_columns.Append( column );
}
// invalidate it as it has to be recalculated
m_headerWidth = 0;
}
}
// ----------------------------------------------------------------------------
// sorting
// ----------------------------------------------------------------------------
wxListCtrlCompare list_ctrl_compare_func_2;
long list_ctrl_compare_data;
int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 )
{
wxListLineData *line1 = *arg1;
wxListLineData *line2 = *arg2;
wxListItem item;
line1->GetItem( 0, item );
long data1 = item.m_data;
line2->GetItem( 0, item );
long data2 = item.m_data;
return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data );
}
void wxListMainWindow::SortItems( wxListCtrlCompare fn, long data )
{
list_ctrl_compare_func_2 = fn;
list_ctrl_compare_data = data;
m_lines.Sort( list_ctrl_compare_func_1 );
m_dirty = TRUE;
}
// ----------------------------------------------------------------------------
// scrolling
// ----------------------------------------------------------------------------
void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
{
// update our idea of which lines are shown when we redraw the window the
// next time
ResetVisibleLinesRange();
// FIXME
#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
wxScrolledWindow::OnScroll(event);
#else
HandleOnScroll( event );
#endif
if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() )
{
wxGenericListCtrl* lc = GetListCtrl();
wxCHECK_RET( lc, _T("no listctrl window?") );
lc->m_headerWin->Refresh();
lc->m_headerWin->Update();
}
}
int wxListMainWindow::GetCountPerPage() const
{
if ( !m_linesPerPage )
{
wxConstCast(this, wxListMainWindow)->
m_linesPerPage = GetClientSize().y / GetLineHeight();
}
return m_linesPerPage;
}
void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
{
wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("this is for report mode only") );
if ( m_lineFrom == (size_t)-1 )
{
size_t count = GetItemCount();
if ( count )
{
m_lineFrom = GetScrollPos(wxVERTICAL);
// this may happen if SetScrollbars() hadn't been called yet
if ( m_lineFrom >= count )
m_lineFrom = count - 1;
// we redraw one extra line but this is needed to make the redrawing
// logic work when there is a fractional number of lines on screen
m_lineTo = m_lineFrom + m_linesPerPage;
if ( m_lineTo >= count )
m_lineTo = count - 1;
}
else // empty control
{
m_lineFrom = 0;
m_lineTo = (size_t)-1;
}
}
wxASSERT_MSG( IsEmpty() ||
(m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
_T("GetVisibleLinesRange() returns incorrect result") );
if ( from )
*from = m_lineFrom;
if ( to )
*to = m_lineTo;
}
// -------------------------------------------------------------------------------------
// wxListItem
// -------------------------------------------------------------------------------------
#if !defined(__WIN32__)
IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
#endif
// -------------------------------------------------------------------------------------
// wxGenericListCtrl
// -------------------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl)
#if !defined(__WIN32__)
IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
#endif
BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl)
EVT_SIZE(wxGenericListCtrl::OnSize)
EVT_IDLE(wxGenericListCtrl::OnIdle)
END_EVENT_TABLE()
#if !defined(__WXMSW__) || defined(__WIN16__) || defined(__WXUNIVERSAL__)
/*
* wxListCtrl has to be a real class or we have problems with
* the run-time information.
*/
IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxGenericListCtrl)
#endif
wxGenericListCtrl::wxGenericListCtrl()
{
m_imageListNormal = (wxImageListType *) NULL;
m_imageListSmall = (wxImageListType *) NULL;
m_imageListState = (wxImageListType *) NULL;
m_ownsImageListNormal =
m_ownsImageListSmall =
m_ownsImageListState = FALSE;
m_mainWin = (wxListMainWindow*) NULL;
m_headerWin = (wxListHeaderWindow*) NULL;
}
wxGenericListCtrl::~wxGenericListCtrl()
{
if (m_ownsImageListNormal)
delete m_imageListNormal;
if (m_ownsImageListSmall)
delete m_imageListSmall;
if (m_ownsImageListState)
delete m_imageListState;
}
void wxGenericListCtrl::CreateHeaderWindow()
{
m_headerWin = new wxListHeaderWindow
(
this, -1, m_mainWin,
wxPoint(0, 0),
wxSize(GetClientSize().x, HEADER_HEIGHT),
wxTAB_TRAVERSAL
);
}
bool wxGenericListCtrl::Create(wxWindow *parent,
wxWindowID id,
const wxPoint &pos,
const wxSize &size,
long style,
const wxValidator &validator,
const wxString &name)
{
m_imageListNormal =
m_imageListSmall =
m_imageListState = (wxImageListType *) NULL;
m_ownsImageListNormal =
m_ownsImageListSmall =
m_ownsImageListState = FALSE;
m_mainWin = (wxListMainWindow*) NULL;
m_headerWin = (wxListHeaderWindow*) NULL;
if ( !(style & wxLC_MASK_TYPE) )
{
style = style | wxLC_LIST;
}
if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
return FALSE;
// don't create the inner window with the border
style &= ~wxSUNKEN_BORDER;
m_mainWin = new wxListMainWindow( this, -1, wxPoint(0,0), size, style );
if ( HasFlag(wxLC_REPORT) )
{
CreateHeaderWindow();
if ( HasFlag(wxLC_NO_HEADER) )
{
// VZ: why do we create it at all then?
m_headerWin->Show( FALSE );
}
}
return TRUE;
}
void wxGenericListCtrl::SetSingleStyle( long style, bool add )
{
wxASSERT_MSG( !(style & wxLC_VIRTUAL),
_T("wxLC_VIRTUAL can't be [un]set") );
long flag = GetWindowStyle();
if (add)
{
if (style & wxLC_MASK_TYPE)
flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
if (style & wxLC_MASK_ALIGN)
flag &= ~wxLC_MASK_ALIGN;
if (style & wxLC_MASK_SORT)
flag &= ~wxLC_MASK_SORT;
}
if (add)
{
flag |= style;
}
else
{
flag &= ~style;
}
SetWindowStyleFlag( flag );
}
void wxGenericListCtrl::SetWindowStyleFlag( long flag )
{
if (m_mainWin)
{
m_mainWin->DeleteEverything();
// has the header visibility changed?
bool hasHeader = HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER),
willHaveHeader = (flag & wxLC_REPORT) && !(flag & wxLC_NO_HEADER);
if ( hasHeader != willHaveHeader )
{
// toggle it
if ( hasHeader )
{
if ( m_headerWin )
{
// don't delete, just hide, as we can reuse it later
m_headerWin->Show(FALSE);
}
//else: nothing to do
}
else // must show header
{
if (!m_headerWin)
{
CreateHeaderWindow();
}
else // already have it, just show
{
m_headerWin->Show( TRUE );
}
}
ResizeReportView(willHaveHeader);
}
}
wxWindow::SetWindowStyleFlag( flag );
}
bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const
{
m_mainWin->GetColumn( col, item );
return TRUE;
}
bool wxGenericListCtrl::SetColumn( int col, wxListItem& item )
{
m_mainWin->SetColumn( col, item );
return TRUE;
}
int wxGenericListCtrl::GetColumnWidth( int col ) const
{
return m_mainWin->GetColumnWidth( col );
}
bool wxGenericListCtrl::SetColumnWidth( int col, int width )
{
m_mainWin->SetColumnWidth( col, width );
return TRUE;
}
int wxGenericListCtrl::GetCountPerPage() const
{
return m_mainWin->GetCountPerPage(); // different from Windows ?
}
bool wxGenericListCtrl::GetItem( wxListItem &info ) const
{
m_mainWin->GetItem( info );
return TRUE;
}
bool wxGenericListCtrl::SetItem( wxListItem &info )
{
m_mainWin->SetItem( info );
return TRUE;
}
long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId )
{
wxListItem info;
info.m_text = label;
info.m_mask = wxLIST_MASK_TEXT;
info.m_itemId = index;
info.m_col = col;
if ( imageId > -1 )
{
info.m_image = imageId;
info.m_mask |= wxLIST_MASK_IMAGE;
};
m_mainWin->SetItem(info);
return TRUE;
}
int wxGenericListCtrl::GetItemState( long item, long stateMask ) const
{
return m_mainWin->GetItemState( item, stateMask );
}
bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask )
{
m_mainWin->SetItemState( item, state, stateMask );
return TRUE;
}
bool wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) )
{
wxListItem info;
info.m_image = image;
info.m_mask = wxLIST_MASK_IMAGE;
info.m_itemId = item;
m_mainWin->SetItem( info );
return TRUE;
}
wxString wxGenericListCtrl::GetItemText( long item ) const
{
return m_mainWin->GetItemText(item);
}
void wxGenericListCtrl::SetItemText( long item, const wxString& str )
{
m_mainWin->SetItemText(item, str);
}
long wxGenericListCtrl::GetItemData( long item ) const
{
wxListItem info;
info.m_itemId = item;
m_mainWin->GetItem( info );
return info.m_data;
}
bool wxGenericListCtrl::SetItemData( long item, long data )
{
wxListItem info;
info.m_mask = wxLIST_MASK_DATA;
info.m_itemId = item;
info.m_data = data;
m_mainWin->SetItem( info );
return TRUE;
}
bool wxGenericListCtrl::GetItemRect( long item, wxRect &rect, int WXUNUSED(code) ) const
{
m_mainWin->GetItemRect( item, rect );
return TRUE;
}
bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const
{
m_mainWin->GetItemPosition( item, pos );
return TRUE;
}
bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) )
{
return 0;
}
int wxGenericListCtrl::GetItemCount() const
{
return m_mainWin->GetItemCount();
}
int wxGenericListCtrl::GetColumnCount() const
{
return m_mainWin->GetColumnCount();
}
void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall )
{
m_mainWin->SetItemSpacing( spacing, isSmall );
}
int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const
{
return m_mainWin->GetItemSpacing( isSmall );
}
void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col )
{
wxListItem info;
info.m_itemId = item;
info.SetTextColour( col );
m_mainWin->SetItem( info );
}
wxColour wxGenericListCtrl::GetItemTextColour( long item ) const
{
wxListItem info;
info.m_itemId = item;
m_mainWin->GetItem( info );
return info.GetTextColour();
}
void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col )
{
wxListItem info;
info.m_itemId = item;
info.SetBackgroundColour( col );
m_mainWin->SetItem( info );
}
wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const
{
wxListItem info;
info.m_itemId = item;
m_mainWin->GetItem( info );
return info.GetBackgroundColour();
}
int wxGenericListCtrl::GetSelectedItemCount() const
{
return m_mainWin->GetSelectedItemCount();
}
wxColour wxGenericListCtrl::GetTextColour() const
{
return GetForegroundColour();
}
void wxGenericListCtrl::SetTextColour(const wxColour& col)
{
SetForegroundColour(col);
}
long wxGenericListCtrl::GetTopItem() const
{
return 0;
}
long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const
{
return m_mainWin->GetNextItem( item, geom, state );
}
wxImageListType *wxGenericListCtrl::GetImageList(int which) const
{
if (which == wxIMAGE_LIST_NORMAL)
{
return m_imageListNormal;
}
else if (which == wxIMAGE_LIST_SMALL)
{
return m_imageListSmall;
}
else if (which == wxIMAGE_LIST_STATE)
{
return m_imageListState;
}
return (wxImageListType *) NULL;
}
void wxGenericListCtrl::SetImageList( wxImageListType *imageList, int which )
{
if ( which == wxIMAGE_LIST_NORMAL )
{
if (m_ownsImageListNormal) delete m_imageListNormal;
m_imageListNormal = imageList;
m_ownsImageListNormal = FALSE;
}
else if ( which == wxIMAGE_LIST_SMALL )
{
if (m_ownsImageListSmall) delete m_imageListSmall;
m_imageListSmall = imageList;
m_ownsImageListSmall = FALSE;
}
else if ( which == wxIMAGE_LIST_STATE )
{
if (m_ownsImageListState) delete m_imageListState;
m_imageListState = imageList;
m_ownsImageListState = FALSE;
}
m_mainWin->SetImageList( imageList, which );
}
void wxGenericListCtrl::AssignImageList(wxImageListType *imageList, int which)
{
SetImageList(imageList, which);
if ( which == wxIMAGE_LIST_NORMAL )
m_ownsImageListNormal = TRUE;
else if ( which == wxIMAGE_LIST_SMALL )
m_ownsImageListSmall = TRUE;
else if ( which == wxIMAGE_LIST_STATE )
m_ownsImageListState = TRUE;
}
bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) )
{
return 0;
}
bool wxGenericListCtrl::DeleteItem( long item )
{
m_mainWin->DeleteItem( item );
return TRUE;
}
bool wxGenericListCtrl::DeleteAllItems()
{
m_mainWin->DeleteAllItems();
return TRUE;
}
bool wxGenericListCtrl::DeleteAllColumns()
{
size_t count = m_mainWin->m_columns.GetCount();
for ( size_t n = 0; n < count; n++ )
DeleteColumn(0);
return TRUE;
}
void wxGenericListCtrl::ClearAll()
{
m_mainWin->DeleteEverything();
}
bool wxGenericListCtrl::DeleteColumn( int col )
{
m_mainWin->DeleteColumn( col );
// if we don't have the header any longer, we need to relayout the window
if ( !GetColumnCount() )
{
ResizeReportView(FALSE /* no header */);
}
return TRUE;
}
void wxGenericListCtrl::Edit( long item )
{
m_mainWin->EditLabel( item );
}
bool wxGenericListCtrl::EnsureVisible( long item )
{
m_mainWin->EnsureVisible( item );
return TRUE;
}
long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial )
{
return m_mainWin->FindItem( start, str, partial );
}
long wxGenericListCtrl::FindItem( long start, long data )
{
return m_mainWin->FindItem( start, data );
}
long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& WXUNUSED(pt),
int WXUNUSED(direction))
{
return 0;
}
long wxGenericListCtrl::HitTest( const wxPoint &point, int &flags )
{
return m_mainWin->HitTest( (int)point.x, (int)point.y, flags );
}
long wxGenericListCtrl::InsertItem( wxListItem& info )
{
m_mainWin->InsertItem( info );
return info.m_itemId;
}
long wxGenericListCtrl::InsertItem( long index, const wxString &label )
{
wxListItem info;
info.m_text = label;
info.m_mask = wxLIST_MASK_TEXT;
info.m_itemId = index;
return InsertItem( info );
}
long wxGenericListCtrl::InsertItem( long index, int imageIndex )
{
wxListItem info;
info.m_mask = wxLIST_MASK_IMAGE;
info.m_image = imageIndex;
info.m_itemId = index;
return InsertItem( info );
}
long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex )
{
wxListItem info;
info.m_text = label;
info.m_image = imageIndex;
info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE;
info.m_itemId = index;
return InsertItem( info );
}
long wxGenericListCtrl::InsertColumn( long col, wxListItem &item )
{
wxCHECK_MSG( m_headerWin, -1, _T("can't add column in non report mode") );
m_mainWin->InsertColumn( col, item );
// if we hadn't had header before and have it now we need to relayout the
// window
if ( GetColumnCount() == 1 )
{
ResizeReportView(TRUE /* have header */);
}
m_headerWin->Refresh();
return 0;
}
long wxGenericListCtrl::InsertColumn( long col, const wxString &heading,
int format, int width )
{
wxListItem item;
item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
item.m_text = heading;
if (width >= -2)
{
item.m_mask |= wxLIST_MASK_WIDTH;
item.m_width = width;
}
item.m_format = format;
return InsertColumn( col, item );
}
bool wxGenericListCtrl::ScrollList( int WXUNUSED(dx), int WXUNUSED(dy) )
{
return 0;
}
// Sort items.
// fn is a function which takes 3 long arguments: item1, item2, data.
// item1 is the long data associated with a first item (NOT the index).
// item2 is the long data associated with a second item (NOT the index).
// data is the same value as passed to SortItems.
// The return value is a negative number if the first item should precede the second
// item, a positive number of the second item should precede the first,
// or zero if the two items are equivalent.
// data is arbitrary data to be passed to the sort function.
bool wxGenericListCtrl::SortItems( wxListCtrlCompare fn, long data )
{
m_mainWin->SortItems( fn, data );
return TRUE;
}
// ----------------------------------------------------------------------------
// event handlers
// ----------------------------------------------------------------------------
void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
{
if ( !m_mainWin )
return;
ResizeReportView(m_mainWin->HasHeader());
m_mainWin->RecalculatePositions();
}
void wxGenericListCtrl::ResizeReportView(bool showHeader)
{
int cw, ch;
GetClientSize( &cw, &ch );
if ( showHeader )
{
m_headerWin->SetSize( 0, 0, cw, HEADER_HEIGHT );
m_mainWin->SetSize( 0, HEADER_HEIGHT + 1, cw, ch - HEADER_HEIGHT - 1 );
}
else // no header window
{
m_mainWin->SetSize( 0, 0, cw, ch );
}
}
void wxGenericListCtrl::OnIdle( wxIdleEvent & event )
{
event.Skip();
// do it only if needed
if ( !m_mainWin->m_dirty )
return;
m_mainWin->RecalculatePositions();
}
// ----------------------------------------------------------------------------
// font/colours
// ----------------------------------------------------------------------------
bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour )
{
if (m_mainWin)
{
m_mainWin->SetBackgroundColour( colour );
m_mainWin->m_dirty = TRUE;
}
return TRUE;
}
bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour )
{
if ( !wxWindow::SetForegroundColour( colour ) )
return FALSE;
if (m_mainWin)
{
m_mainWin->SetForegroundColour( colour );
m_mainWin->m_dirty = TRUE;
}
if (m_headerWin)
{
m_headerWin->SetForegroundColour( colour );
}
return TRUE;
}
bool wxGenericListCtrl::SetFont( const wxFont &font )
{
if ( !wxWindow::SetFont( font ) )
return FALSE;
if (m_mainWin)
{
m_mainWin->SetFont( font );
m_mainWin->m_dirty = TRUE;
}
if (m_headerWin)
{
m_headerWin->SetFont( font );
}
return TRUE;
}
// ----------------------------------------------------------------------------
// methods forwarded to m_mainWin
// ----------------------------------------------------------------------------
#if wxUSE_DRAG_AND_DROP
void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget )
{
m_mainWin->SetDropTarget( dropTarget );
}
wxDropTarget *wxGenericListCtrl::GetDropTarget() const
{
return m_mainWin->GetDropTarget();
}
#endif // wxUSE_DRAG_AND_DROP
bool wxGenericListCtrl::SetCursor( const wxCursor &cursor )
{
return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : FALSE;
}
wxColour wxGenericListCtrl::GetBackgroundColour() const
{
return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour();
}
wxColour wxGenericListCtrl::GetForegroundColour() const
{
return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour();
}
bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y )
{
#if wxUSE_MENUS
return m_mainWin->PopupMenu( menu, x, y );
#else
return FALSE;
#endif // wxUSE_MENUS
}
void wxGenericListCtrl::SetFocus()
{
/* The test in window.cpp fails as we are a composite
window, so it checks against "this", but not m_mainWin. */
if ( FindFocus() != this )
m_mainWin->SetFocus();
}
// ----------------------------------------------------------------------------
// virtual list control support
// ----------------------------------------------------------------------------
wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
{
// this is a pure virtual function, in fact - which is not really pure
// because the controls which are not virtual don't need to implement it
wxFAIL_MSG( _T("wxGenericListCtrl::OnGetItemText not supposed to be called") );
return wxEmptyString;
}
int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
{
// same as above
wxFAIL_MSG( _T("wxGenericListCtrl::OnGetItemImage not supposed to be called") );
return -1;
}
wxListItemAttr *wxGenericListCtrl::OnGetItemAttr(long item) const
{
wxASSERT_MSG( item >= 0 && item < GetItemCount(),
_T("invalid item index in OnGetItemAttr()") );
// no attributes by default
return NULL;
}
void wxGenericListCtrl::SetItemCount(long count)
{
wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
m_mainWin->SetItemCount(count);
}
void wxGenericListCtrl::RefreshItem(long item)
{
m_mainWin->RefreshLine(item);
}
void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
{
m_mainWin->RefreshLines(itemFrom, itemTo);
}
void wxGenericListCtrl::Freeze()
{
m_mainWin->Freeze();
}
void wxGenericListCtrl::Thaw()
{
m_mainWin->Thaw();
}
#endif // wxUSE_LISTCTRL