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sashwin.h
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C/C++ Source or Header
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2002-08-31
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8KB
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244 lines
/////////////////////////////////////////////////////////////////////////////
// Name: sashwin.h
// Purpose: wxSashWindow implementation. A sash window has an optional
// sash on each edge, allowing it to be dragged. An event
// is generated when the sash is released.
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id: sashwin.h,v 1.10 2002/08/31 11:29:12 GD Exp $
// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_SASHWIN_H_G_
#define _WX_SASHWIN_H_G_
#if defined(__GNUG__) && !defined(__APPLE__)
#pragma interface "sashwin.h"
#endif
#if wxUSE_SASH
#include "wx/defs.h"
#include "wx/window.h"
#include "wx/string.h"
#define wxSASH_DRAG_NONE 0
#define wxSASH_DRAG_DRAGGING 1
#define wxSASH_DRAG_LEFT_DOWN 2
enum wxSashEdgePosition {
wxSASH_TOP = 0,
wxSASH_RIGHT,
wxSASH_BOTTOM,
wxSASH_LEFT,
wxSASH_NONE = 100
};
/*
* wxSashEdge represents one of the four edges of a window.
*/
class WXDLLEXPORT wxSashEdge
{
public:
wxSashEdge() { m_show = FALSE; m_border = FALSE; m_margin = 0; }
bool m_show; // Is the sash showing?
bool m_border; // Do we draw a border?
int m_margin; // The margin size
};
/*
* wxSashWindow flags
*/
#define wxSW_NOBORDER 0x0000
//#define wxSW_3D 0x0010
#define wxSW_BORDER 0x0020
#define wxSW_3DSASH 0x0040
#define wxSW_3DBORDER 0x0080
#define wxSW_3D (wxSW_3DSASH | wxSW_3DBORDER)
/*
* wxSashWindow allows any of its edges to have a sash which can be dragged
* to resize the window. The actual content window will be created as a child
* of wxSashWindow.
*/
class WXDLLEXPORT wxSashWindow: public wxWindow
{
DECLARE_DYNAMIC_CLASS(wxSashWindow)
public:
////////////////////////////////////////////////////////////////////////////
// Public API
// Default constructor
wxSashWindow()
{
Init();
}
// Normal constructor
wxSashWindow(wxWindow *parent, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = wxSW_3D|wxCLIP_CHILDREN, const wxString& name = "sashWindow")
{
Init();
Create(parent, id, pos, size, style, name);
}
~wxSashWindow();
bool Create(wxWindow *parent, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = wxSW_3D|wxCLIP_CHILDREN, const wxString& name = "sashWindow");
// Set whether there's a sash in this position
void SetSashVisible(wxSashEdgePosition edge, bool sash);
// Get whether there's a sash in this position
inline bool GetSashVisible(wxSashEdgePosition edge) const { return m_sashes[edge].m_show; }
// Set whether there's a border in this position
inline void SetSashBorder(wxSashEdgePosition edge, bool border) { m_sashes[edge].m_border = border; }
// Get whether there's a border in this position
inline bool HasBorder(wxSashEdgePosition edge) const { return m_sashes[edge].m_border; }
// Get border size
inline int GetEdgeMargin(wxSashEdgePosition edge) const { return m_sashes[edge].m_margin; }
// Sets the default sash border size
inline void SetDefaultBorderSize(int width) { m_borderSize = width; }
// Gets the default sash border size
inline int GetDefaultBorderSize() const { return m_borderSize; }
// Sets the addition border size between child and sash window
inline void SetExtraBorderSize(int width) { m_extraBorderSize = width; }
// Gets the addition border size between child and sash window
inline int GetExtraBorderSize() const { return m_extraBorderSize; }
virtual void SetMinimumSizeX(int min) { m_minimumPaneSizeX = min; }
virtual void SetMinimumSizeY(int min) { m_minimumPaneSizeY = min; }
virtual int GetMinimumSizeX() const { return m_minimumPaneSizeX; }
virtual int GetMinimumSizeY() const { return m_minimumPaneSizeY; }
virtual void SetMaximumSizeX(int max) { m_maximumPaneSizeX = max; }
virtual void SetMaximumSizeY(int max) { m_maximumPaneSizeY = max; }
virtual int GetMaximumSizeX() const { return m_maximumPaneSizeX; }
virtual int GetMaximumSizeY() const { return m_maximumPaneSizeY; }
////////////////////////////////////////////////////////////////////////////
// Implementation
// Paints the border and sash
void OnPaint(wxPaintEvent& event);
// Handles mouse events
void OnMouseEvent(wxMouseEvent& ev);
// Adjusts the panes
void OnSize(wxSizeEvent& event);
// Draws borders
void DrawBorders(wxDC& dc);
// Draws the sashes
void DrawSash(wxSashEdgePosition edge, wxDC& dc);
// Draws the sashes
void DrawSashes(wxDC& dc);
// Draws the sash tracker (for whilst moving the sash)
void DrawSashTracker(wxSashEdgePosition edge, int x, int y);
// Tests for x, y over sash
wxSashEdgePosition SashHitTest(int x, int y, int tolerance = 2);
// Resizes subwindows
void SizeWindows();
// Initialize colours
void InitColours();
private:
void Init();
wxSashEdge m_sashes[4];
int m_dragMode;
wxSashEdgePosition m_draggingEdge;
int m_oldX;
int m_oldY;
int m_borderSize;
int m_extraBorderSize;
int m_firstX;
int m_firstY;
int m_minimumPaneSizeX;
int m_minimumPaneSizeY;
int m_maximumPaneSizeX;
int m_maximumPaneSizeY;
wxCursor* m_sashCursorWE;
wxCursor* m_sashCursorNS;
wxColour m_lightShadowColour;
wxColour m_mediumShadowColour;
wxColour m_darkShadowColour;
wxColour m_hilightColour;
wxColour m_faceColour;
bool m_mouseCaptured;
DECLARE_EVENT_TABLE()
};
BEGIN_DECLARE_EVENT_TYPES()
DECLARE_EVENT_TYPE(wxEVT_SASH_DRAGGED, wxEVT_FIRST + 1200)
END_DECLARE_EVENT_TYPES()
// #define wxEVT_SASH_DRAGGED (wxEVT_FIRST + 1200)
enum wxSashDragStatus
{
wxSASH_STATUS_OK,
wxSASH_STATUS_OUT_OF_RANGE
};
class WXDLLEXPORT wxSashEvent: public wxCommandEvent
{
DECLARE_DYNAMIC_CLASS(wxSashEvent)
public:
inline wxSashEvent(int id = 0, wxSashEdgePosition edge = wxSASH_NONE) {
m_eventType = (wxEventType) wxEVT_SASH_DRAGGED; m_id = id; m_edge = edge; }
inline void SetEdge(wxSashEdgePosition edge) { m_edge = edge; }
inline wxSashEdgePosition GetEdge() const { return m_edge; }
//// The rectangle formed by the drag operation
inline void SetDragRect(const wxRect& rect) { m_dragRect = rect; }
inline wxRect GetDragRect() const { return m_dragRect; }
//// Whether the drag caused the rectangle to be reversed (e.g.
//// dragging the top below the bottom)
inline void SetDragStatus(wxSashDragStatus status) { m_dragStatus = status; }
inline wxSashDragStatus GetDragStatus() const { return m_dragStatus; }
private:
wxSashEdgePosition m_edge;
wxRect m_dragRect;
wxSashDragStatus m_dragStatus;
};
typedef void (wxEvtHandler::*wxSashEventFunction)(wxSashEvent&);
#define EVT_SASH_DRAGGED(id, fn) \
DECLARE_EVENT_TABLE_ENTRY( wxEVT_SASH_DRAGGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxSashEventFunction) & fn, NULL ),
#define EVT_SASH_DRAGGED_RANGE(id1, id2, fn) \
DECLARE_EVENT_TABLE_ENTRY( wxEVT_SASH_DRAGGED, id1, id2, (wxObjectEventFunction) (wxEventFunction) (wxSashEventFunction) & fn, NULL ),
#endif // wxUSE_SASH
#endif
// _WX_SASHWIN_H_G_