X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77380b5cbae9f748f53a05a2733c8f624e2ad40c..57bf907d8e45ced18486d74c04f41c06034b7e65:/samples/mdi/mdi.cpp diff --git a/samples/mdi/mdi.cpp b/samples/mdi/mdi.cpp index 24f0741ccb..047adfa6eb 100644 --- a/samples/mdi/mdi.cpp +++ b/samples/mdi/mdi.cpp @@ -2,10 +2,11 @@ // Name: mdi.cpp // Purpose: MDI sample // Author: Julian Smart -// Modified by: +// Modified by: 2008-10-31 Vadim Zeitlin: big clean up // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart +// Copyright: (c) 1997 Julian Smart +// (c) 2008 Vadim Zeitlin // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// @@ -32,7 +33,8 @@ #include "wx/toolbar.h" #if !defined(__WXMSW__) - #include "mondrian.xpm" + #include "../sample.xpm" + #include "chart.xpm" #endif #include "bitmaps/new.xpm" @@ -44,52 +46,50 @@ #include "bitmaps/print.xpm" #include "bitmaps/help.xpm" +// replace this 0 with 1 to build the sample using the generic MDI classes (you +// may also need to add src/generic/mdig.cpp to the build) +#if 0 + #include "wx/generic/mdig.h" + #define wxMDIParentFrame wxGenericMDIParentFrame + #define wxMDIChildFrame wxGenericMDIChildFrame + #define wxMDIClientWindow wxGenericMDIClientWindow +#endif #include "mdi.h" IMPLEMENT_APP(MyApp) -// --------------------------------------------------------------------------- -// global variables -// --------------------------------------------------------------------------- - -MyFrame *frame = (MyFrame *) NULL; -wxList my_children; - -// For drawing lines in a canvas -static long xpos = -1; -static long ypos = -1; - -static int gs_nFrames = 0; - // --------------------------------------------------------------------------- // event tables // --------------------------------------------------------------------------- BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame) - EVT_MENU(MDI_ABOUT, MyFrame::OnAbout) - EVT_MENU(MDI_NEW_WINDOW, MyFrame::OnNewWindow) - EVT_MENU(MDI_QUIT, MyFrame::OnQuit) + EVT_MENU(wxID_ABOUT, MyFrame::OnAbout) + EVT_MENU(wxID_NEW, MyFrame::OnNewWindow) + EVT_MENU(wxID_EXIT, MyFrame::OnQuit) EVT_CLOSE(MyFrame::OnClose) - EVT_ICONIZE(MyFrame::OnIconize) - EVT_SIZE(MyFrame::OnSize) END_EVENT_TABLE() -// Note that MDI_NEW_WINDOW and MDI_ABOUT commands get passed +// Note that wxID_NEW and wxID_ABOUT commands get passed // to the parent window for processing, so no need to // duplicate event handlers here. BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame) - EVT_MENU(MDI_CHILD_QUIT, MyChild::OnQuit) + EVT_MENU(wxID_CLOSE, MyChild::OnClose) EVT_MENU(MDI_REFRESH, MyChild::OnRefresh) EVT_MENU(MDI_CHANGE_TITLE, MyChild::OnChangeTitle) EVT_MENU(MDI_CHANGE_POSITION, MyChild::OnChangePosition) EVT_MENU(MDI_CHANGE_SIZE, MyChild::OnChangeSize) +#if wxUSE_CLIPBOARD + EVT_MENU(wxID_PASTE, MyChild::OnPaste) + EVT_UPDATE_UI(wxID_PASTE, MyChild::OnUpdatePaste) +#endif // wxUSE_CLIPBOARD + EVT_SIZE(MyChild::OnSize) EVT_MOVE(MyChild::OnMove) - EVT_CLOSE(MyChild::OnClose) + EVT_CLOSE(MyChild::OnCloseWindow) END_EVENT_TABLE() BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow) @@ -107,94 +107,98 @@ END_EVENT_TABLE() // Initialise this in OnInit, not statically bool MyApp::OnInit() { + if ( !wxApp::OnInit() ) + return false; + // Create the main frame window - frame = new MyFrame((wxFrame *)NULL, wxID_ANY, _T("MDI Demo"), - wxDefaultPosition, wxSize(500, 400), - wxDEFAULT_FRAME_STYLE | wxHSCROLL | wxVSCROLL); -#ifdef __WXMSW__ -#if 0 - // Experimental: change the window menu - wxMenu* windowMenu = new wxMenu; - windowMenu->Append(5000, _T("My menu item!")); - frame->SetWindowMenu(windowMenu); -#endif -#endif + MyFrame *frame = new MyFrame; - // Give it an icon -#ifdef __WXMSW__ - frame->SetIcon(wxIcon(_T("mdi_icn"))); -#else - frame->SetIcon(wxIcon( mondrian_xpm )); -#endif + frame->Show(true); + + return true; +} + +// --------------------------------------------------------------------------- +// MyFrame +// --------------------------------------------------------------------------- + +// Define my frame constructor +MyFrame::MyFrame() + : wxMDIParentFrame(NULL, wxID_ANY, "wxWidgets MDI Sample", + wxDefaultPosition, wxSize(500, 400)) +{ + SetIcon(wxICON(sample)); // Make a menubar +#if wxUSE_MENUS wxMenu *file_menu = new wxMenu; - file_menu->Append(MDI_NEW_WINDOW, _T("&New window\tCtrl-N"), _T("Create a new child window")); - file_menu->Append(MDI_QUIT, _T("&Exit\tAlt-X"), _T("Quit the program")); + file_menu->Append(wxID_NEW, "&New window\tCtrl-N", "Create a new child window"); + file_menu->Append(wxID_EXIT, "&Exit\tAlt-X", "Quit the program"); wxMenu *help_menu = new wxMenu; - help_menu->Append(MDI_ABOUT, _T("&About\tF1")); + help_menu->Append(wxID_ABOUT, "&About\tF1"); wxMenuBar *menu_bar = new wxMenuBar; - menu_bar->Append(file_menu, _T("&File")); - menu_bar->Append(help_menu, _T("&Help")); + menu_bar->Append(file_menu, "&File"); + menu_bar->Append(help_menu, "&Help"); // Associate the menu bar with the frame - frame->SetMenuBar(menu_bar); + SetMenuBar(menu_bar); + +#if 0 + // Experimental: change the window menu + wxMenu* windowMenu = new wxMenu; + windowMenu->Append(5000, "My menu item!"); + frame->SetWindowMenu(windowMenu); +#endif +#endif // wxUSE_MENUS #if wxUSE_STATUSBAR - frame->CreateStatusBar(); + CreateStatusBar(); #endif // wxUSE_STATUSBAR - frame->Show(true); - - SetTopWindow(frame); - - return true; -} - -// --------------------------------------------------------------------------- -// MyFrame -// --------------------------------------------------------------------------- -// Define my frame constructor -MyFrame::MyFrame(wxWindow *parent, - const wxWindowID id, - const wxString& title, - const wxPoint& pos, - const wxSize& size, - const long style) - : wxMDIParentFrame(parent, id, title, pos, size, - style | wxNO_FULL_REPAINT_ON_RESIZE) -{ - textWindow = new wxTextCtrl(this, wxID_ANY, _T("A help window"), - wxDefaultPosition, wxDefaultSize, - wxTE_MULTILINE | wxSUNKEN_BORDER); + m_textWindow = new wxTextCtrl(this, wxID_ANY, "A help window", + wxDefaultPosition, wxDefaultSize, + wxTE_MULTILINE | wxSUNKEN_BORDER); #if wxUSE_TOOLBAR CreateToolBar(wxNO_BORDER | wxTB_FLAT | wxTB_HORIZONTAL); InitToolBar(GetToolBar()); #endif // wxUSE_TOOLBAR +#if wxUSE_ACCEL // Accelerators wxAcceleratorEntry entries[3]; - entries[0].Set(wxACCEL_CTRL, (int) 'N', MDI_NEW_WINDOW); - entries[1].Set(wxACCEL_CTRL, (int) 'X', MDI_QUIT); - entries[2].Set(wxACCEL_CTRL, (int) 'A', MDI_ABOUT); + entries[0].Set(wxACCEL_CTRL, (int) 'N', wxID_NEW); + entries[1].Set(wxACCEL_CTRL, (int) 'X', wxID_EXIT); + entries[2].Set(wxACCEL_CTRL, (int) 'A', wxID_ABOUT); wxAcceleratorTable accel(3, entries); SetAcceleratorTable(accel); +#endif // wxUSE_ACCEL + + // connect it only now, after creating m_textWindow + Connect(wxEVT_SIZE, wxSizeEventHandler(MyFrame::OnSize)); +} + +MyFrame::~MyFrame() +{ + // and disconnect it to prevent accessing already deleted m_textWindow in + // the size event handler if it's called during destruction + Disconnect(wxEVT_SIZE, wxSizeEventHandler(MyFrame::OnSize)); } void MyFrame::OnClose(wxCloseEvent& event) { - if ( event.CanVeto() && (gs_nFrames > 0) ) + unsigned numChildren = MyChild::GetChildrenCount(); + if ( event.CanVeto() && (numChildren > 0) ) { wxString msg; - msg.Printf(_T("%d windows still open, close anyhow?"), gs_nFrames); - if ( wxMessageBox(msg, _T("Please confirm"), + msg.Printf("%d windows still open, close anyhow?", numChildren); + if ( wxMessageBox(msg, "Please confirm", wxICON_QUESTION | wxYES_NO) != wxYES ) { event.Veto(); @@ -213,141 +217,63 @@ void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) ) { - (void)wxMessageBox(_T("wxWidgets 2.0 MDI Demo\n") - _T("Author: Julian Smart (c) 1997\n") - _T("Usage: mdi.exe"), _T("About MDI Demo")); + (void)wxMessageBox("wxWidgets 2.0 MDI Demo\n" + "Author: Julian Smart (c) 1997\n" + "Usage: mdi.exe", "About MDI Demo"); } void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event) ) { - // Make another frame, containing a canvas - MyChild *subframe = new MyChild(frame, _T("Canvas Frame")); - - wxString title; - title.Printf(_T("Canvas Frame %d"), ++gs_nFrames); - - subframe->SetTitle(title); - - // Give it an icon -#ifdef __WXMSW__ - subframe->SetIcon(wxIcon(_T("chrt_icn"))); -#else - subframe->SetIcon(wxIcon( mondrian_xpm )); -#endif - - // Make a menubar - wxMenu *file_menu = new wxMenu; - - file_menu->Append(MDI_NEW_WINDOW, _T("&New window")); - file_menu->Append(MDI_CHILD_QUIT, _T("&Close child"), _T("Close this window")); - file_menu->Append(MDI_QUIT, _T("&Exit")); - - wxMenu *option_menu = new wxMenu; - - option_menu->Append(MDI_REFRESH, _T("&Refresh picture")); - option_menu->Append(MDI_CHANGE_TITLE, _T("Change &title...\tCtrl-T")); - option_menu->AppendSeparator(); - option_menu->Append(MDI_CHANGE_POSITION, _T("Move frame\tCtrl-M")); - option_menu->Append(MDI_CHANGE_SIZE, _T("Resize frame\tCtrl-S")); - - wxMenu *help_menu = new wxMenu; - help_menu->Append(MDI_ABOUT, _T("&About")); - - wxMenuBar *menu_bar = new wxMenuBar; - - menu_bar->Append(file_menu, _T("&File")); - menu_bar->Append(option_menu, _T("&Child")); - menu_bar->Append(help_menu, _T("&Help")); - - // Associate the menu bar with the frame - subframe->SetMenuBar(menu_bar); - -#if wxUSE_STATUSBAR - subframe->CreateStatusBar(); - subframe->SetStatusText(title); -#endif // wxUSE_STATUSBAR - - int width, height; - subframe->GetClientSize(&width, &height); - MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height)); - canvas->SetCursor(wxCursor(wxCURSOR_PENCIL)); - subframe->canvas = canvas; - - // Give it scrollbars - canvas->SetScrollbars(20, 20, 50, 50); - + // create and show another child frame + MyChild *subframe = new MyChild(this); subframe->Show(true); } -void MyFrame::OnSize(wxSizeEvent& - #ifdef __WXUNIVERSAL__ - event - #else - WXUNUSED(event) - #endif - ) +void MyFrame::OnSize(wxSizeEvent& event) { int w, h; GetClientSize(&w, &h); - textWindow->SetSize(0, 0, 200, h); + m_textWindow->SetSize(0, 0, 200, h); GetClientWindow()->SetSize(200, 0, w - 200, h); // FIXME: On wxX11, we need the MDI frame to process this // event, but on other platforms this should not // be done. -#ifdef __WXUNIVERSAL__ +#ifdef __WXUNIVERSAL__ event.Skip(); +#else + wxUnusedVar(event); #endif } -void MyFrame::OnIconize(wxIconizeEvent& event) -{ - wxSizeEvent e; - OnSize (e) ; -} - #if wxUSE_TOOLBAR void MyFrame::InitToolBar(wxToolBar* toolBar) { - wxBitmap* bitmaps[8]; - - bitmaps[0] = new wxBitmap( new_xpm ); - bitmaps[1] = new wxBitmap( open_xpm ); - bitmaps[2] = new wxBitmap( save_xpm ); - bitmaps[3] = new wxBitmap( copy_xpm ); - bitmaps[4] = new wxBitmap( cut_xpm ); - bitmaps[5] = new wxBitmap( paste_xpm ); - bitmaps[6] = new wxBitmap( print_xpm ); - bitmaps[7] = new wxBitmap( help_xpm ); - - int width = 24; - int currentX = 5; - - toolBar->AddTool( MDI_NEW_WINDOW, *(bitmaps[0]), wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("New file")); - currentX += width + 5; - toolBar->AddTool(1, *bitmaps[1], wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Open file")); - currentX += width + 5; - toolBar->AddTool(2, *bitmaps[2], wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Save file")); - currentX += width + 5; + wxBitmap bitmaps[8]; + + bitmaps[0] = wxBitmap( new_xpm ); + bitmaps[1] = wxBitmap( open_xpm ); + bitmaps[2] = wxBitmap( save_xpm ); + bitmaps[3] = wxBitmap( copy_xpm ); + bitmaps[4] = wxBitmap( cut_xpm ); + bitmaps[5] = wxBitmap( paste_xpm ); + bitmaps[6] = wxBitmap( print_xpm ); + bitmaps[7] = wxBitmap( help_xpm ); + + toolBar->AddTool(wxID_NEW, "New", bitmaps[0], "New file"); + toolBar->AddTool(1, "Open", bitmaps[1], "Open file"); + toolBar->AddTool(2, "Save", bitmaps[2], "Save file"); toolBar->AddSeparator(); - toolBar->AddTool(3, *bitmaps[3], wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Copy")); - currentX += width + 5; - toolBar->AddTool(4, *bitmaps[4], wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Cut")); - currentX += width + 5; - toolBar->AddTool(5, *bitmaps[5], wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Paste")); - currentX += width + 5; + toolBar->AddTool(3, "Copy", bitmaps[3], "Copy"); + toolBar->AddTool(4, "Cut", bitmaps[4], "Cut"); + toolBar->AddTool(5, "Paste", bitmaps[5], "Paste"); toolBar->AddSeparator(); - toolBar->AddTool(6, *bitmaps[6], wxNullBitmap, false, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Print")); - currentX += width + 5; + toolBar->AddTool(6, "Print", bitmaps[6], "Print"); toolBar->AddSeparator(); - toolBar->AddTool( MDI_ABOUT, *bitmaps[7], wxNullBitmap, true, currentX, wxDefaultCoord, (wxObject *) NULL, _T("Help")); + toolBar->AddTool(wxID_ABOUT, "About", bitmaps[7], "Help"); toolBar->Realize(); - - int i; - for (i = 0; i < 8; i++) - delete bitmaps[i]; } #endif // wxUSE_TOOLBAR @@ -362,7 +288,10 @@ MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size) wxNO_FULL_REPAINT_ON_RESIZE | wxVSCROLL | wxHSCROLL) { - SetBackgroundColour(wxColour(_T("WHITE"))); + SetBackgroundColour(wxColour("WHITE")); + SetCursor(wxCursor(wxCURSOR_PENCIL)); + + SetScrollbars(20, 20, 50, 50); m_dirty = false; } @@ -370,6 +299,9 @@ MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size) // Define the repainting behaviour void MyCanvas::OnDraw(wxDC& dc) { + if ( !m_text.empty() ) + dc.DrawText(m_text, 10, 10); + dc.SetFont(*wxSWISS_FONT); dc.SetPen(*wxGREEN_PEN); dc.DrawLine(0, 0, 200, 200); @@ -385,7 +317,7 @@ void MyCanvas::OnDraw(wxDC& dc) dc.DrawSpline(50, 200, 50, 100, 200, 10); #endif // wxUSE_SPLINES dc.DrawLine(50, 230, 200, 230); - dc.DrawText(_T("This is a test string"), 50, 230); + dc.DrawText("This is a test string", 50, 230); wxPoint points[3]; points[0].x = 200; points[0].y = 300; @@ -404,6 +336,9 @@ void MyCanvas::OnEvent(wxMouseEvent& event) wxPoint pt(event.GetLogicalPosition(dc)); + static long xpos = -1; + static long ypos = -1; + if (xpos > -1 && ypos > -1 && event.Dragging()) { dc.SetPen(*wxBLACK_PEN); @@ -420,31 +355,80 @@ void MyCanvas::OnEvent(wxMouseEvent& event) // MyChild // --------------------------------------------------------------------------- -MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title) - : wxMDIChildFrame(parent, wxID_ANY, title, wxDefaultPosition, wxDefaultSize, - wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE) +unsigned MyChild::ms_numChildren = 0; + +MyChild::MyChild(wxMDIParentFrame *parent) + : wxMDIChildFrame + ( + parent, + wxID_ANY, + wxString::Format("Child %u", ++ms_numChildren) + ) { - canvas = (MyCanvas *) NULL; - my_children.Append(this); + m_canvas = new MyCanvas(this, wxPoint(0, 0), GetClientSize()); + + SetIcon(wxICON(chart)); + + const bool canBeResized = !IsAlwaysMaximized(); + + // create our menubar: it will be shown instead of the main frame one when + // we're active +#if wxUSE_MENUS + // Make a menubar + wxMenu *file_menu = new wxMenu; + + file_menu->Append(wxID_NEW, "&New window\tCtrl-N"); + file_menu->Append(wxID_CLOSE, "&Close child\tCtrl-W", "Close this window"); + file_menu->Append(wxID_EXIT, "&Exit\tAlt-X", "Quit the program"); + + wxMenu *option_menu = new wxMenu; + + option_menu->Append(MDI_REFRESH, "&Refresh picture"); + option_menu->Append(MDI_CHANGE_TITLE, "Change &title...\tCtrl-T"); + if ( canBeResized ) + { + option_menu->AppendSeparator(); + option_menu->Append(MDI_CHANGE_POSITION, "Move frame\tCtrl-M"); + option_menu->Append(MDI_CHANGE_SIZE, "Resize frame\tCtrl-S"); + } +#if wxUSE_CLIPBOARD + option_menu->AppendSeparator(); + option_menu->Append(wxID_PASTE, "Copy text from clipboard\tCtrl-V"); +#endif // wxUSE_CLIPBOARD + + wxMenu *help_menu = new wxMenu; + help_menu->Append(wxID_ABOUT, "&About"); + + wxMenuBar *menu_bar = new wxMenuBar; + + menu_bar->Append(file_menu, "&File"); + menu_bar->Append(option_menu, "&Child"); + menu_bar->Append(help_menu, "&Help"); - // this should work for MDI frames as well as for normal ones - SetSizeHints(100, 100); + // Associate the menu bar with the frame + SetMenuBar(menu_bar); +#endif // wxUSE_MENUS + + // this should work for MDI frames as well as for normal ones, provided + // they can be resized at all + if ( canBeResized ) + SetSizeHints(100, 100); } MyChild::~MyChild() { - my_children.DeleteObject(this); + ms_numChildren--; } -void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event)) +void MyChild::OnClose(wxCommandEvent& WXUNUSED(event)) { Close(true); } void MyChild::OnRefresh(wxCommandEvent& WXUNUSED(event)) { - if ( canvas ) - canvas->Refresh(); + if ( m_canvas ) + m_canvas->Refresh(); } void MyChild::OnChangePosition(wxCommandEvent& WXUNUSED(event)) @@ -459,11 +443,11 @@ void MyChild::OnChangeSize(wxCommandEvent& WXUNUSED(event)) void MyChild::OnChangeTitle(wxCommandEvent& WXUNUSED(event)) { -//#if wxUSE_TEXTDLG - static wxString s_title = _T("Canvas Frame"); +#if wxUSE_TEXTDLG + static wxString s_title = "Canvas Frame"; - wxString title = wxGetTextFromUser(_T("Enter the new title for MDI child"), - _T("MDI sample question"), + wxString title = wxGetTextFromUser("Enter the new title for MDI child", + "MDI sample question", s_title, GetParent()->GetParent()); if ( !title ) @@ -471,13 +455,13 @@ void MyChild::OnChangeTitle(wxCommandEvent& WXUNUSED(event)) s_title = title; SetTitle(s_title); -//#endif +#endif // wxUSE_TEXTDLG } void MyChild::OnActivate(wxActivateEvent& event) { - if ( event.GetActive() && canvas ) - canvas->SetFocus(); + if ( event.GetActive() && m_canvas ) + m_canvas->SetFocus(); } void MyChild::OnMove(wxMoveEvent& event) @@ -487,7 +471,7 @@ void MyChild::OnMove(wxMoveEvent& event) // to be the width of the MDI canvas border) wxPoint pos1 = event.GetPosition(), pos2 = GetPosition(); - wxLogStatus(wxT("position from event: (%d, %d), from frame (%d, %d)"), + wxLogStatus("position from event: (%d, %d), from frame (%d, %d)", pos1.x, pos1.y, pos2.x, pos2.y); event.Skip(); @@ -501,17 +485,17 @@ void MyChild::OnSize(wxSizeEvent& event) wxSize size1 = event.GetSize(), size2 = GetSize(), size3 = GetClientSize(); - wxLogStatus(wxT("size from event: %dx%d, from frame %dx%d, client %dx%d"), + wxLogStatus("size from event: %dx%d, from frame %dx%d, client %dx%d", size1.x, size1.y, size2.x, size2.y, size3.x, size3.y); event.Skip(); } -void MyChild::OnClose(wxCloseEvent& event) +void MyChild::OnCloseWindow(wxCloseEvent& event) { - if ( canvas && canvas->IsDirty() ) + if ( m_canvas && m_canvas->IsDirty() ) { - if ( wxMessageBox(_T("Really close?"), _T("Please confirm"), + if ( wxMessageBox("Really close?", "Please confirm", wxICON_QUESTION | wxYES_NO) != wxYES ) { event.Veto(); @@ -520,9 +504,26 @@ void MyChild::OnClose(wxCloseEvent& event) } } - gs_nFrames--; - event.Skip(); } +#if wxUSE_CLIPBOARD + +#include "wx/clipbrd.h" + +void MyChild::OnPaste(wxCommandEvent& WXUNUSED(event)) +{ + wxClipboardLocker lock; + wxTextDataObject data; + m_canvas->SetText(wxTheClipboard->GetData(data) + ? data.GetText() + : wxString("No text on clipboard")); +} + +void MyChild::OnUpdatePaste(wxUpdateUIEvent& event) +{ + wxClipboardLocker lock; + event.Enable( wxTheClipboard->IsSupported(wxDF_TEXT) ); +} +#endif // wxUSE_CLIPBOARD