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- ///////////////////////////////////////////////////////////////////////////////
- // Name: notebook.cpp
- // Purpose: implementation of wxNotebook
- // Author: Julian Smart
- // Modified by:
- // Created: 17/09/98
- // RCS-ID: $Id: notebook.cpp,v 1.16 2002/08/08 08:54:49 JS Exp $
- // Copyright: (c) Julian Smart
- // Licence: wxWindows licence
- ///////////////////////////////////////////////////////////////////////////////
-
- // ============================================================================
- // declarations
- // ============================================================================
-
- // ----------------------------------------------------------------------------
- // headers
- // ----------------------------------------------------------------------------
- #ifdef __GNUG__
- #pragma implementation "notebook.h"
- #endif
-
- // For compilers that support precompilation, includes "wx.h".
- #include "wx/wxprec.h"
-
- #ifdef __BORLANDC__
- #pragma hdrstop
- #endif
-
- #include "wx/string.h"
- #include "wx/log.h"
- #include "wx/settings.h"
- #include "wx/generic/imaglist.h"
- #include "wx/notebook.h"
- #include "wx/dcclient.h"
-
- // ----------------------------------------------------------------------------
- // macros
- // ----------------------------------------------------------------------------
-
- // check that the page index is valid
- #define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount()))
-
- // ----------------------------------------------------------------------------
- // event table
- // ----------------------------------------------------------------------------
-
- DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
- DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
-
- BEGIN_EVENT_TABLE(wxNotebook, wxControl)
- EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange)
- EVT_SIZE(wxNotebook::OnSize)
- EVT_PAINT(wxNotebook::OnPaint)
- EVT_MOUSE_EVENTS(wxNotebook::OnMouseEvent)
- EVT_SET_FOCUS(wxNotebook::OnSetFocus)
- EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
- // EVT_IDLE(wxNotebook::OnIdle)
- END_EVENT_TABLE()
-
- IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
- IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
-
- // ============================================================================
- // implementation
- // ============================================================================
-
- // ----------------------------------------------------------------------------
- // wxNotebook construction
- // ----------------------------------------------------------------------------
-
- // common part of all ctors
- void wxNotebook::Init()
- {
- m_tabView = (wxNotebookTabView*) NULL;
- m_nSelection = -1;
- }
-
- // default for dynamic class
- wxNotebook::wxNotebook()
- {
- Init();
- }
-
- // the same arguments as for wxControl
- wxNotebook::wxNotebook(wxWindow *parent,
- wxWindowID id,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- const wxString& name)
- {
- Init();
-
- Create(parent, id, pos, size, style, name);
- }
-
- // Create() function
- bool wxNotebook::Create(wxWindow *parent,
- wxWindowID id,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- const wxString& name)
- {
- // base init
- SetName(name);
-
- m_windowId = id == -1 ? NewControlId() : id;
-
- // It's like a normal window...
- if (!wxWindow::Create(parent, id, pos, size, style|wxNO_BORDER, name))
- return FALSE;
-
- SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
-
- SetTabView(new wxNotebookTabView(this));
-
- return TRUE;
- }
-
- // dtor
- wxNotebook::~wxNotebook()
- {
- delete m_tabView;
- }
-
- // ----------------------------------------------------------------------------
- // wxNotebook accessors
- // ----------------------------------------------------------------------------
- int wxNotebook::GetRowCount() const
- {
- // TODO
- return 0;
- }
-
- int wxNotebook::SetSelection(int nPage)
- {
- if (nPage == -1)
- return 0;
-
- wxASSERT( IS_VALID_PAGE(nPage) );
-
- #if defined (__WIN16__)
- m_tabView->SetTabSelection(nPage);
- #else
- wxNotebookPage* pPage = GetPage(nPage);
-
- m_tabView->SetTabSelection((int) (long) pPage);
- #endif
- // TODO
- return 0;
- }
-
- #if 0
- void wxNotebook::AdvanceSelection(bool bForward)
- {
- int nSel = GetSelection();
- int nMax = GetPageCount() - 1;
- if ( bForward )
- SetSelection(nSel == nMax ? 0 : nSel + 1);
- else
- SetSelection(nSel == 0 ? nMax : nSel - 1);
- }
- #endif
-
- bool wxNotebook::SetPageText(int nPage, const wxString& strText)
- {
- wxASSERT( IS_VALID_PAGE(nPage) );
- #if defined (__WIN16__)
- m_tabView->SetTabText(nPage, strText);
- Refresh();
- return TRUE;
- #else
- wxNotebookPage* page = GetPage(nPage);
- if (page)
- {
- m_tabView->SetTabText((int) (long) page, strText);
- Refresh();
- return TRUE;
- }
- #endif
- return FALSE;
- }
-
- wxString wxNotebook::GetPageText(int nPage) const
- {
- wxASSERT( IS_VALID_PAGE(nPage) );
-
- #if defined (__WIN16__)
- return m_tabView->GetTabText(nPage);
- #else
- wxNotebookPage* page = ((wxNotebook*)this)->GetPage(nPage);
- if (page)
- return m_tabView->GetTabText((int) (long) page);
- else
- return wxEmptyString;
- #endif
- }
-
- int wxNotebook::GetPageImage(int nPage) const
- {
- wxASSERT( IS_VALID_PAGE(nPage) );
-
- // TODO
- return 0;
- }
-
- bool wxNotebook::SetPageImage(int nPage, int nImage)
- {
- wxASSERT( IS_VALID_PAGE(nPage) );
-
- // TODO
- return FALSE;
- }
-
- // set the size (the same for all pages)
- void wxNotebook::SetPageSize(const wxSize& size)
- {
- // TODO
- }
-
- // set the padding between tabs (in pixels)
- void wxNotebook::SetPadding(const wxSize& padding)
- {
- // TODO
- }
-
- // set the size of the tabs for wxNB_FIXEDWIDTH controls
- void wxNotebook::SetTabSize(const wxSize& sz)
- {
- // TODO
- }
-
- // ----------------------------------------------------------------------------
- // wxNotebook operations
- // ----------------------------------------------------------------------------
-
- // remove one page from the notebook and delete it
- bool wxNotebook::DeletePage(int nPage)
- {
- wxCHECK( IS_VALID_PAGE(nPage), FALSE );
-
- if (m_nSelection != -1)
- {
- m_pages[m_nSelection]->Show(FALSE);
- m_pages[m_nSelection]->Lower();
- }
-
- wxNotebookPage* pPage = GetPage(nPage);
- #if defined (__WIN16__)
- m_tabView->RemoveTab(nPage);
- #else
- m_tabView->RemoveTab((int) (long) pPage);
- #endif
-
- m_pages.Remove(pPage);
- delete pPage;
-
- if (m_pages.GetCount() == 0)
- {
- m_nSelection = -1;
- m_tabView->SetTabSelection(-1, FALSE);
- }
- else if (m_nSelection > -1)
- {
- m_nSelection = -1;
- #if defined (__WIN16__)
- m_tabView->SetTabSelection(0, FALSE);
- #else
- m_tabView->SetTabSelection((int) (long) GetPage(0), FALSE);
- #endif
- if (m_nSelection != 0)
- ChangePage(-1, 0);
- }
-
- RefreshLayout(FALSE);
-
- return TRUE;
- }
-
- bool wxNotebook::DeletePage(wxNotebookPage* page)
- {
- int pagePos = FindPagePosition(page);
- if (pagePos > -1)
- return DeletePage(pagePos);
- else
- return FALSE;
- }
-
- // remove one page from the notebook
- bool wxNotebook::RemovePage(int nPage)
- {
- wxCHECK( IS_VALID_PAGE(nPage), FALSE );
-
- m_pages[nPage]->Show(FALSE);
- // m_pages[nPage]->Lower();
-
- wxNotebookPage* pPage = GetPage(nPage);
- #if defined (__WIN16__)
- m_tabView->RemoveTab(nPage);
- #else
- m_tabView->RemoveTab((int) (long) pPage);
- #endif
-
- m_pages.Remove(pPage);
-
- if (m_pages.GetCount() == 0)
- {
- m_nSelection = -1;
- m_tabView->SetTabSelection(-1, TRUE);
- }
- else if (m_nSelection > -1)
- {
- // Only change the selection if the page we
- // deleted was the selection.
- if (nPage == m_nSelection)
- {
- m_nSelection = -1;
- // Select the first tab. Generates a ChangePage.
- m_tabView->SetTabSelection((int) (long) GetPage(0), TRUE);
- }
- else
- {
- // We must adjust which tab we think is selected.
- // If greater than the page we deleted, it must be moved down
- // a notch.
- if (m_nSelection > nPage)
- m_nSelection -- ;
- }
- }
-
- RefreshLayout(FALSE);
-
- return TRUE;
- }
-
- bool wxNotebook::RemovePage(wxNotebookPage* page)
- {
- int pagePos = FindPagePosition(page);
- if (pagePos > -1)
- return RemovePage(pagePos);
- else
- return FALSE;
- }
-
- // Find the position of the wxNotebookPage, -1 if not found.
- int wxNotebook::FindPagePosition(wxNotebookPage* page) const
- {
- int nPageCount = GetPageCount();
- int nPage;
- for ( nPage = 0; nPage < nPageCount; nPage++ )
- if (m_pages[nPage] == page)
- return nPage;
- return -1;
- }
-
- // remove all pages
- bool wxNotebook::DeleteAllPages()
- {
- m_tabView->ClearTabs(TRUE);
-
- int nPageCount = GetPageCount();
- int nPage;
- for ( nPage = 0; nPage < nPageCount; nPage++ )
- delete m_pages[nPage];
-
- m_pages.Clear();
-
- return TRUE;
- }
-
- // same as AddPage() but does it at given position
- bool wxNotebook::InsertPage(int nPage,
- wxNotebookPage *pPage,
- const wxString& strText,
- bool bSelect,
- int imageId)
- {
- wxASSERT( pPage != NULL );
- wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE );
-
- // For 16 bit integers (tabs limited to 32768)
- #if defined (__WIN16__)
- m_tabView->AddTab(nPage, strText);
- #else
- m_tabView->AddTab((int) (long) pPage, strText);
- #endif
- if (!bSelect)
- pPage->Show(FALSE);
-
- // save the pointer to the page
- m_pages.Insert(pPage, nPage);
-
- if (bSelect)
- {
- // This will cause ChangePage to be called, via OnSelPage
- #if defined (__WIN16__)
- m_tabView->SetTabSelection(nPage, TRUE);
- #else
- m_tabView->SetTabSelection((int) (long) pPage, TRUE);
- #endif
- }
-
- // some page must be selected: either this one or the first one if there is
- // still no selection
- if ( m_nSelection == -1 )
- ChangePage(-1, 0);
-
- RefreshLayout(FALSE);
-
- return TRUE;
- }
-
- // ----------------------------------------------------------------------------
- // wxNotebook callbacks
- // ----------------------------------------------------------------------------
-
- // @@@ OnSize() is used for setting the font when it's called for the first
- // time because doing it in ::Create() doesn't work (for unknown reasons)
- void wxNotebook::OnSize(wxSizeEvent& event)
- {
- static bool s_bFirstTime = TRUE;
- if ( s_bFirstTime ) {
- // TODO: any first-time-size processing.
- s_bFirstTime = FALSE;
- }
-
- RefreshLayout();
-
- // Processing continues to next OnSize
- event.Skip();
- }
-
- // This was supposed to cure the non-display of the notebook
- // until the user resizes the window.
- // What's going on?
- void wxNotebook::OnIdle(wxIdleEvent& event)
- {
- static bool s_bFirstTime = TRUE;
- if ( s_bFirstTime ) {
- /*
- wxSize sz(GetSize());
- sz.x ++;
- SetSize(sz);
- sz.x --;
- SetSize(sz);
- */
-
- /*
- wxSize sz(GetSize());
- wxSizeEvent sizeEvent(sz, GetId());
- sizeEvent.SetEventObject(this);
- GetEventHandler()->ProcessEvent(sizeEvent);
- Refresh();
- */
- s_bFirstTime = FALSE;
- }
- event.Skip();
- }
-
- // Implementation: calculate the layout of the view rect
- // and resize the children if required
- bool wxNotebook::RefreshLayout(bool force)
- {
- if (m_tabView)
- {
- wxRect oldRect = m_tabView->GetViewRect();
-
- int cw, ch;
- GetClientSize(& cw, & ch);
-
- int tabHeight = m_tabView->GetTotalTabHeight();
- wxRect rect;
- rect.x = 4;
- rect.y = tabHeight + 4;
- rect.width = cw - 8;
- rect.height = ch - 4 - rect.y ;
-
- m_tabView->SetViewRect(rect);
-
- m_tabView->LayoutTabs();
-
- // Need to do it a 2nd time to get the tab height with
- // the new view width, since changing the view width changes the
- // tab layout.
- tabHeight = m_tabView->GetTotalTabHeight();
- rect.x = 4;
- rect.y = tabHeight + 4;
- rect.width = cw - 8;
- rect.height = ch - 4 - rect.y ;
-
- m_tabView->SetViewRect(rect);
-
- m_tabView->LayoutTabs();
-
- if (!force && (rect == oldRect))
- return FALSE;
-
- // fit the notebook page to the tab control's display area
-
- unsigned int nCount = m_pages.Count();
- for ( unsigned int nPage = 0; nPage < nCount; nPage++ ) {
- wxNotebookPage *pPage = m_pages[nPage];
- if (pPage->IsShown())
- {
- wxRect clientRect = GetAvailableClientSize();
- pPage->SetSize(clientRect.x, clientRect.y, clientRect.width, clientRect.height);
- if ( pPage->GetAutoLayout() )
- pPage->Layout();
- }
- }
- Refresh();
- }
- return TRUE;
- }
-
- void wxNotebook::OnSelChange(wxNotebookEvent& event)
- {
- // is it our tab control?
- if ( event.GetEventObject() == this )
- {
- if (event.GetSelection() != m_nSelection)
- ChangePage(event.GetOldSelection(), event.GetSelection());
- }
-
- // we want to give others a chance to process this message as well
- event.Skip();
- }
-
- void wxNotebook::OnSetFocus(wxFocusEvent& event)
- {
- // set focus to the currently selected page if any
- if ( m_nSelection != -1 )
- m_pages[m_nSelection]->SetFocus();
-
- event.Skip();
- }
-
- void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
- {
- if ( event.IsWindowChange() ) {
- // change pages
- AdvanceSelection(event.GetDirection());
- }
- else {
- // pass to the parent
- if ( GetParent() ) {
- event.SetCurrentFocus(this);
- GetParent()->ProcessEvent(event);
- }
- }
- }
-
- // ----------------------------------------------------------------------------
- // wxNotebook base class virtuals
- // ----------------------------------------------------------------------------
-
- // override these 2 functions to do nothing: everything is done in OnSize
-
- void wxNotebook::SetConstraintSizes(bool /* recurse */)
- {
- // don't set the sizes of the pages - their correct size is not yet known
- wxControl::SetConstraintSizes(FALSE);
- }
-
- bool wxNotebook::DoPhase(int /* nPhase */)
- {
- return TRUE;
- }
-
- void wxNotebook::Command(wxCommandEvent& WXUNUSED(event))
- {
- wxFAIL_MSG("wxNotebook::Command not implemented");
- }
-
- // ----------------------------------------------------------------------------
- // wxNotebook helper functions
- // ----------------------------------------------------------------------------
-
- // hide the currently active panel and show the new one
- void wxNotebook::ChangePage(int nOldSel, int nSel)
- {
- // cout << "ChangePage: " << nOldSel << ", " << nSel << "\n";
- wxASSERT( nOldSel != nSel ); // impossible
-
- if ( nOldSel != -1 ) {
- m_pages[nOldSel]->Show(FALSE);
- m_pages[nOldSel]->Lower();
- }
-
- wxNotebookPage *pPage = m_pages[nSel];
-
- wxRect clientRect = GetAvailableClientSize();
- pPage->SetSize(clientRect.x, clientRect.y, clientRect.width, clientRect.height);
-
- Refresh();
-
- pPage->Show(TRUE);
- pPage->Raise();
- pPage->SetFocus();
-
- m_nSelection = nSel;
- }
-
- void wxNotebook::OnMouseEvent(wxMouseEvent& event)
- {
- if (m_tabView)
- m_tabView->OnEvent(event);
- }
-
- void wxNotebook::OnPaint(wxPaintEvent& WXUNUSED(event) )
- {
- wxPaintDC dc(this);
- if (m_tabView)
- m_tabView->Draw(dc);
- }
-
- wxRect wxNotebook::GetAvailableClientSize()
- {
- int cw, ch;
- GetClientSize(& cw, & ch);
-
- int tabHeight = m_tabView->GetTotalTabHeight();
-
- // TODO: these margins should be configurable.
- wxRect rect;
- rect.x = 6;
- rect.y = tabHeight + 6;
- rect.width = cw - 12;
- rect.height = ch - 4 - rect.y ;
-
- return rect;
- }
-
- /*
- * wxNotebookTabView
- */
-
- IMPLEMENT_CLASS(wxNotebookTabView, wxTabView)
-
- wxNotebookTabView::wxNotebookTabView(wxNotebook *notebook, long style): wxTabView(style)
- {
- m_notebook = notebook;
-
- m_notebook->SetTabView(this);
-
- SetWindow(m_notebook);
- }
-
- wxNotebookTabView::~wxNotebookTabView(void)
- {
- }
-
- // Called when a tab is activated
- void wxNotebookTabView::OnTabActivate(int activateId, int deactivateId)
- {
- if (!m_notebook)
- return;
-
- wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_notebook->GetId());
-
- #if defined (__WIN16__)
- int activatePos = activateId;
- int deactivatePos = deactivateId;
- #else
- // Translate from wxTabView's ids (which aren't position-dependent)
- // to wxNotebook's (which are).
- wxNotebookPage* pActive = (wxNotebookPage*) activateId;
- wxNotebookPage* pDeactive = (wxNotebookPage*) deactivateId;
-
- int activatePos = m_notebook->FindPagePosition(pActive);
- int deactivatePos = m_notebook->FindPagePosition(pDeactive);
-
- #endif
- event.SetEventObject(m_notebook);
- event.SetSelection(activatePos);
- event.SetOldSelection(deactivatePos);
- m_notebook->GetEventHandler()->ProcessEvent(event);
- }
-
- // Allows Vetoing
- bool wxNotebookTabView::OnTabPreActivate(int activateId, int deactivateId)
- {
- bool retval = TRUE;
-
- if (m_notebook)
- {
- wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_notebook->GetId());
-
- #if defined (__WIN16__)
- int activatePos = activateId;
- int deactivatePos = deactivateId;
- #else
- // Translate from wxTabView's ids (which aren't position-dependent)
- // to wxNotebook's (which are).
- wxNotebookPage* pActive = (wxNotebookPage*) activateId;
- wxNotebookPage* pDeactive = (wxNotebookPage*) deactivateId;
-
- int activatePos = m_notebook->FindPagePosition(pActive);
- int deactivatePos = m_notebook->FindPagePosition(pDeactive);
-
- #endif
- event.SetEventObject(m_notebook);
- event.SetSelection(activatePos);
- event.SetOldSelection(deactivatePos);
- if (m_notebook->GetEventHandler()->ProcessEvent(event))
- {
- retval = event.IsAllowed();
- }
- }
- return retval;
- }
-
-