X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/52cbfcf009d9f2ac995280bd6f5dcf584295b67d..41f02b9acc01217e918fa422298840df7cf6de25:/samples/mdi/mdi.cpp diff --git a/samples/mdi/mdi.cpp b/samples/mdi/mdi.cpp index 56f3a75047..1866983260 100644 --- a/samples/mdi/mdi.cpp +++ b/samples/mdi/mdi.cpp @@ -2,29 +2,41 @@ // 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 and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) 1997 Julian Smart +// (c) 2008 Vadim Zeitlin +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// =========================================================================== +// declarations +// =========================================================================== + +// --------------------------------------------------------------------------- +// headers +// --------------------------------------------------------------------------- + // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx/wx.h" -#include "wx/mdi.h" + #include "wx/wx.h" + #include "wx/mdi.h" #endif -#include +#include "wx/toolbar.h" + +#if !defined(__WXMSW__) + #include "../sample.xpm" + #include "chart.xpm" +#endif -#ifdef __WXGTK__ -#include "mondrian.xpm" #include "bitmaps/new.xpm" #include "bitmaps/open.xpm" #include "bitmaps/save.xpm" @@ -33,329 +45,523 @@ #include "bitmaps/paste.xpm" #include "bitmaps/print.xpm" #include "bitmaps/help.xpm" -#endif +// 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" -MyFrame *frame = NULL; -wxList my_children; - IMPLEMENT_APP(MyApp) -// For drawing lines in a canvas -long xpos = -1; -long ypos = -1; +// --------------------------------------------------------------------------- +// event tables +// --------------------------------------------------------------------------- -int winNumber = 1; +BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame) + EVT_MENU(wxID_ABOUT, MyFrame::OnAbout) + EVT_MENU(wxID_NEW, MyFrame::OnNewWindow) + EVT_MENU(MDI_FULLSCREEN, MyFrame::OnFullScreen) + EVT_MENU(wxID_EXIT, MyFrame::OnQuit) -// Initialise this in OnInit, not statically -bool MyApp::OnInit(void) -{ - // Create the main frame window + EVT_MENU(wxID_CLOSE_ALL, MyFrame::OnCloseAll) - frame = new MyFrame(NULL, -1, "MDI Demo", wxPoint(0, 0), wxSize(500, 400), - wxDEFAULT_FRAME | wxHSCROLL | wxVSCROLL); + EVT_CLOSE(MyFrame::OnClose) +END_EVENT_TABLE() - // Give it an icon (this is ignored in MDI mode: uses resources) -#ifdef __WXMSW__ - frame->SetIcon(wxIcon("mdi_icn")); -#else - frame->SetIcon(wxIcon( mondrian_xpm )); -#endif +// 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(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) - // Make a menubar - wxMenu *file_menu = new wxMenu; +#if wxUSE_CLIPBOARD + EVT_MENU(wxID_PASTE, MyChild::OnPaste) + EVT_UPDATE_UI(wxID_PASTE, MyChild::OnUpdatePaste) +#endif // wxUSE_CLIPBOARD - file_menu->Append(MDI_NEW_WINDOW, "&New window"); - file_menu->Append(MDI_QUIT, "&Exit"); + EVT_SIZE(MyChild::OnSize) + EVT_MOVE(MyChild::OnMove) - wxMenu *help_menu = new wxMenu; - help_menu->Append(MDI_ABOUT, "&About"); + EVT_CLOSE(MyChild::OnCloseWindow) +END_EVENT_TABLE() - wxMenuBar *menu_bar = new wxMenuBar; +BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow) + EVT_MOUSE_EVENTS(MyCanvas::OnEvent) +END_EVENT_TABLE() - menu_bar->Append(file_menu, "&File"); - menu_bar->Append(help_menu, "&Help"); +// =========================================================================== +// implementation +// =========================================================================== - // Associate the menu bar with the frame - frame->SetMenuBar(menu_bar); +// --------------------------------------------------------------------------- +// MyApp +// --------------------------------------------------------------------------- - frame->CreateStatusBar(); +// Initialise this in OnInit, not statically +bool MyApp::OnInit() +{ + if ( !wxApp::OnInit() ) + return false; + + // Create the main frame window - frame->Show(TRUE); + MyFrame *frame = new MyFrame; - SetTopWindow(frame); + frame->Show(true); - return TRUE; + return true; } -BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame) - EVT_MENU(MDI_ABOUT, MyFrame::OnAbout) - EVT_MENU(MDI_NEW_WINDOW, MyFrame::OnNewWindow) - EVT_SIZE(MyFrame::OnSize) - EVT_MENU(MDI_QUIT, MyFrame::OnQuit) -END_EVENT_TABLE() +// --------------------------------------------------------------------------- +// 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) +MyFrame::MyFrame() + : wxMDIParentFrame(NULL, wxID_ANY, "wxWidgets MDI Sample", + wxDefaultPosition, wxSize(500, 400)) { - textWindow = new wxTextCtrl(this, -1, "", wxDefaultPosition, wxDefaultSize, - wxTE_MULTILINE|wxSUNKEN_BORDER); - textWindow->SetValue("A help window"); + SetIcon(wxICON(sample)); + + // Make a menubar +#if wxUSE_MENUS + // Associate the menu bar with the frame + SetMenuBar(CreateMainMenubar()); + - CreateToolBar(wxNO_BORDER|wxTB_FLAT|wxTB_HORIZONTAL); + // This shows that the standard window menu may be customized: + wxMenu * const windowMenu = GetWindowMenu(); + if ( windowMenu ) + { + // we can change the labels of standard items (which also means we can + // set up accelerators for them as they're part of the label) + windowMenu->SetLabel(wxID_MDI_WINDOW_TILE_HORZ, + "&Tile horizontally\tCtrl-Shift-H"); + windowMenu->SetLabel(wxID_MDI_WINDOW_TILE_VERT, + "&Tile vertically\tCtrl-Shift-V"); + + // we can also change the help string + windowMenu->SetHelpString(wxID_MDI_WINDOW_CASCADE, + "Arrange windows in cascade"); + + // we can remove some items + windowMenu->Delete(wxID_MDI_WINDOW_ARRANGE_ICONS); + + // and we can add completely custom commands -- but then we must handle + // them ourselves, see OnCloseAll() + windowMenu->AppendSeparator(); + windowMenu->Append(wxID_CLOSE_ALL, "&Close all windows\tCtrl-Shift-C", + "Close all open windows"); + + SetWindowMenu(windowMenu); + } +#endif // wxUSE_MENUS + +#if wxUSE_STATUSBAR + CreateStatusBar(); +#endif // wxUSE_STATUSBAR + + + 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 -#ifdef __WXMSW__ +#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 -} +#endif // wxUSE_ACCEL -void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) ) -{ - Close(TRUE); + // connect it only now, after creating m_textWindow + Connect(wxEVT_SIZE, wxSizeEventHandler(MyFrame::OnSize)); } -void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) ) +MyFrame::~MyFrame() { - (void)wxMessageBox("wxWindows 2.0 MDI Demo\nAuthor: Julian Smart (c) 1997\nUsage: mdi.exe", "About MDI Demo"); + // 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::OnNewWindow(wxCommandEvent& WXUNUSED(event) ) +#if wxUSE_MENUS +/* static */ +wxMenuBar *MyFrame::CreateMainMenubar() { - // Make another frame, containing a canvas - MyChild *subframe = new MyChild(frame, "Canvas Frame", wxPoint(-1, -1), wxSize(-1, -1), - wxDEFAULT_FRAME); - - wxString title; - title.Printf("Canvas Frame %d", winNumber); - subframe->SetTitle(title); - winNumber ++; - - // Give it an icon (this is ignored in MDI mode: uses resources) -#ifdef __WXMSW__ - subframe->SetIcon(wxIcon("chrt_icn")); -#endif + wxMenu *menuFile = new wxMenu; - // Give it a status line - subframe->CreateStatusBar(); + menuFile->Append(wxID_NEW, "&New window\tCtrl-N", "Create a new child window"); + menuFile->AppendCheckItem(MDI_FULLSCREEN, "Show &full screen\tCtrl-F"); + menuFile->Append(wxID_EXIT, "&Exit\tAlt-X", "Quit the program"); - // Make a menubar - wxMenu *file_menu = new wxMenu; + wxMenu *menuHelp = new wxMenu; + menuHelp->Append(wxID_ABOUT, "&About\tF1"); - file_menu->Append(MDI_NEW_WINDOW, "&New window"); - file_menu->Append(MDI_CHILD_QUIT, "&Close child"); - file_menu->Append(MDI_QUIT, "&Exit"); + wxMenuBar *mbar = new wxMenuBar; + mbar->Append(menuFile, "&File"); + mbar->Append(menuHelp, "&Help"); - wxMenu *option_menu = new wxMenu; + return mbar; +} +#endif // wxUSE_MENUS - // Dummy option - option_menu->Append(MDI_REFRESH, "&Refresh picture"); +void MyFrame::OnClose(wxCloseEvent& event) +{ + unsigned numChildren = MyChild::GetChildrenCount(); + if ( event.CanVeto() && (numChildren > 0) ) + { + wxString msg; + msg.Printf("%d windows still open, close anyhow?", numChildren); + if ( wxMessageBox(msg, "Please confirm", + wxICON_QUESTION | wxYES_NO) != wxYES ) + { + event.Veto(); + + return; + } + } + + event.Skip(); +} - wxMenu *help_menu = new wxMenu; - help_menu->Append(MDI_ABOUT, "&About"); +void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) +{ + Close(); +} - wxMenuBar *menu_bar = new wxMenuBar; +void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) ) +{ + (void)wxMessageBox("wxWidgets 2.0 MDI Demo\n" + "Author: Julian Smart (c) 1997\n" + "Usage: mdi.exe", "About MDI Demo"); +} - menu_bar->Append(file_menu, "&File"); - menu_bar->Append(option_menu, "&Options"); - menu_bar->Append(help_menu, "&Help"); +void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event) ) +{ + // create and show another child frame + MyChild *subframe = new MyChild(this); + subframe->Show(true); +} - // Associate the menu bar with the frame - subframe->SetMenuBar(menu_bar); +void MyFrame::OnFullScreen(wxCommandEvent& event) +{ + ShowFullScreen(event.IsChecked()); +} - 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; +void MyFrame::OnCloseAll(wxCommandEvent& WXUNUSED(event)) +{ + for ( wxWindowList::const_iterator i = GetChildren().begin(); + i != GetChildren().end(); + ++i ) + { + if ( wxDynamicCast(*i, wxMDIChildFrame) ) + (*i)->Close(); + } +} - // Give it scrollbars - canvas->SetScrollbars(20, 20, 50, 50); +void MyFrame::OnSize(wxSizeEvent& event) +{ + int w, h; + GetClientSize(&w, &h); - subframe->Show(TRUE); + 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__ + event.Skip(); +#else + wxUnusedVar(event); +#endif } -BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow) - EVT_MOUSE_EVENTS(MyCanvas::OnEvent) -END_EVENT_TABLE() +#if wxUSE_TOOLBAR +void MyFrame::InitToolBar(wxToolBar* toolBar) +{ + 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, "Copy", bitmaps[3], "Copy"); + toolBar->AddTool(4, "Cut", bitmaps[4], "Cut"); + toolBar->AddTool(5, "Paste", bitmaps[5], "Paste"); + toolBar->AddSeparator(); + toolBar->AddTool(6, "Print", bitmaps[6], "Print"); + toolBar->AddSeparator(); + toolBar->AddTool(wxID_ABOUT, "About", bitmaps[7], "Help"); + + toolBar->Realize(); +} +#endif // wxUSE_TOOLBAR + +// --------------------------------------------------------------------------- +// MyCanvas +// --------------------------------------------------------------------------- // Define a constructor for my canvas -MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size): - wxScrolledWindow(parent, -1, pos, size, wxSUNKEN_BORDER) +MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size) + : wxScrolledWindow(parent, wxID_ANY, pos, size, + wxSUNKEN_BORDER | + wxNO_FULL_REPAINT_ON_RESIZE | + wxVSCROLL | wxHSCROLL) { + SetBackgroundColour(wxColour("WHITE")); + SetCursor(wxCursor(wxCURSOR_PENCIL)); + + SetScrollbars(20, 20, 50, 50); + + m_dirty = false; } // Define the repainting behaviour void MyCanvas::OnDraw(wxDC& dc) { - dc.SetFont(*wxSWISS_FONT); - dc.SetPen(*wxGREEN_PEN); - dc.DrawLine(0, 0, 200, 200); - dc.DrawLine(200, 0, 0, 200); - - dc.SetBrush(*wxCYAN_BRUSH); - dc.SetPen(*wxRED_PEN); - dc.DrawRectangle(100, 100, 100, 50); - dc.DrawRoundedRectangle(150, 150, 100, 50, 20); - - dc.DrawEllipse(250, 250, 100, 50); - dc.DrawSpline(50, 200, 50, 100, 200, 10); - dc.DrawLine(50, 230, 200, 230); - dc.DrawText("This is a test string", 50, 230); - - wxPoint points[3]; - points[0].x = 200; points[0].y = 300; - points[1].x = 100; points[1].y = 400; - points[2].x = 300; points[2].y = 400; - - dc.DrawPolygon(3, points); + if ( !m_text.empty() ) + dc.DrawText(m_text, 10, 10); + + dc.SetFont(*wxSWISS_FONT); + dc.SetPen(*wxGREEN_PEN); + dc.DrawLine(0, 0, 200, 200); + dc.DrawLine(200, 0, 0, 200); + + dc.SetBrush(*wxCYAN_BRUSH); + dc.SetPen(*wxRED_PEN); + dc.DrawRectangle(100, 100, 100, 50); + dc.DrawRoundedRectangle(150, 150, 100, 50, 20); + + dc.DrawEllipse(250, 250, 100, 50); +#if wxUSE_SPLINES + dc.DrawSpline(50, 200, 50, 100, 200, 10); +#endif // wxUSE_SPLINES + dc.DrawLine(50, 230, 200, 230); + dc.DrawText("This is a test string", 50, 230); + + wxPoint points[3]; + points[0].x = 200; points[0].y = 300; + points[1].x = 100; points[1].y = 400; + points[2].x = 300; points[2].y = 400; + + dc.DrawPolygon(3, points); } -// This implements a tiny doodling program! Drag the mouse using -// the left button. +// This implements a tiny doodling program! Drag the mouse using the left +// button. void MyCanvas::OnEvent(wxMouseEvent& event) { - wxClientDC dc(this); - PrepareDC(dc); - - wxPoint pt(event.GetLogicalPosition(dc)); - - if (xpos > -1 && ypos > -1 && event.Dragging()) - { - dc.SetPen(*wxBLACK_PEN); - dc.DrawLine(xpos, ypos, pt.x, pt.y); - } - xpos = pt.x; - ypos = pt.y; + wxClientDC dc(this); + PrepareDC(dc); + + wxPoint pt(event.GetLogicalPosition(dc)); + + static long xpos = -1; + static long ypos = -1; + + if (xpos > -1 && ypos > -1 && event.Dragging()) + { + dc.SetPen(*wxBLACK_PEN); + dc.DrawLine(xpos, ypos, pt.x, pt.y); + + m_dirty = true; + } + + xpos = pt.x; + ypos = pt.y; } -// Define the behaviour for the frame closing -// - must delete all frames except for the main one. -bool MyFrame::OnClose(void) +// --------------------------------------------------------------------------- +// MyChild +// --------------------------------------------------------------------------- + +unsigned MyChild::ms_numChildren = 0; + +MyChild::MyChild(wxMDIParentFrame *parent) + : wxMDIChildFrame + ( + parent, + wxID_ANY, + wxString::Format("Child %u", ++ms_numChildren) + ) { - // Must delete children - wxNode *node = my_children.First(); - while (node) - { - MyChild *child = (MyChild *)node->Data(); - wxNode *next = node->Next(); - child->OnClose(); - delete child; - node = next; - } - return TRUE; + m_canvas = new MyCanvas(this, wxPoint(0, 0), GetClientSize()); + + SetIcon(wxICON(chart)); + + const bool canBeResized = !IsAlwaysMaximized(); + + // create our menu bar: it will be shown instead of the main frame one when + // we're active +#if wxUSE_MENUS + wxMenuBar *mbar = MyFrame::CreateMainMenubar(); + mbar->GetMenu(0)->Insert(1, wxID_CLOSE, "&Close child\tCtrl-W", + "Close this window"); + + wxMenu *menuChild = new wxMenu; + + menuChild->Append(MDI_REFRESH, "&Refresh picture"); + menuChild->Append(MDI_CHANGE_TITLE, "Change &title...\tCtrl-T"); + if ( canBeResized ) + { + menuChild->AppendSeparator(); + menuChild->Append(MDI_CHANGE_POSITION, "Move frame\tCtrl-M"); + menuChild->Append(MDI_CHANGE_SIZE, "Resize frame\tCtrl-S"); + } +#if wxUSE_CLIPBOARD + menuChild->AppendSeparator(); + menuChild->Append(wxID_PASTE, "Copy text from clipboard\tCtrl-V"); +#endif // wxUSE_CLIPBOARD + + mbar->Insert(1, menuChild, "&Child"); + + // Associate the menu bar with the frame + SetMenuBar(mbar); +#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); } -void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event) ) +MyChild::~MyChild() { - int w, h; - GetClientSize(&w, &h); - - textWindow->SetSize(0, 0, 200, h); - GetClientWindow()->SetSize(200, 0, w - 200, h); + ms_numChildren--; } -// Note that MDI_NEW_WINDOW and MDI_ABOUT commands get passed -// to the parent window for processing, so no need to -// duplicate event handlers here. +void MyChild::OnClose(wxCommandEvent& WXUNUSED(event)) +{ + Close(true); +} -BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame) - EVT_MENU(MDI_CHILD_QUIT, MyChild::OnQuit) -END_EVENT_TABLE() +void MyChild::OnRefresh(wxCommandEvent& WXUNUSED(event)) +{ + if ( m_canvas ) + m_canvas->Refresh(); +} -MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size, -const long style): - wxMDIChildFrame(parent, -1, title, pos, size, style) +void MyChild::OnChangePosition(wxCommandEvent& WXUNUSED(event)) { - canvas = NULL; - my_children.Append(this); + Move(10, 10); } -MyChild::~MyChild(void) +void MyChild::OnChangeSize(wxCommandEvent& WXUNUSED(event)) { - my_children.DeleteObject(this); + SetClientSize(100, 100); } -void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event)) +void MyChild::OnChangeTitle(wxCommandEvent& WXUNUSED(event)) { - Close(TRUE); +#if wxUSE_TEXTDLG + static wxString s_title = "Canvas Frame"; + + wxString title = wxGetTextFromUser("Enter the new title for MDI child", + "MDI sample question", + s_title, + GetParent()->GetParent()); + if ( !title ) + return; + + s_title = title; + SetTitle(s_title); +#endif // wxUSE_TEXTDLG } void MyChild::OnActivate(wxActivateEvent& event) { - if (event.GetActive() && canvas) - canvas->SetFocus(); + if ( event.GetActive() && m_canvas ) + m_canvas->SetFocus(); } -bool MyChild::OnClose(void) +void MyChild::OnMove(wxMoveEvent& event) { - return TRUE; + // VZ: here everything is totally wrong under MSW, the positions are + // different and both wrong (pos2 is off by 2 pixels for me which seems + // to be the width of the MDI canvas border) + wxPoint pos1 = event.GetPosition(), + pos2 = GetPosition(); + wxLogStatus("position from event: (%d, %d), from frame (%d, %d)", + pos1.x, pos1.y, pos2.x, pos2.y); + + event.Skip(); } -void MyFrame::InitToolBar(wxToolBar* toolBar) +void MyChild::OnSize(wxSizeEvent& event) { - wxBitmap* bitmaps[8]; - -#ifdef __WXMSW__ - bitmaps[0] = new wxBitmap("icon1", wxBITMAP_TYPE_RESOURCE); - bitmaps[1] = new wxBitmap("icon2", wxBITMAP_TYPE_RESOURCE); - bitmaps[2] = new wxBitmap("icon3", wxBITMAP_TYPE_RESOURCE); - bitmaps[3] = new wxBitmap("icon4", wxBITMAP_TYPE_RESOURCE); - bitmaps[4] = new wxBitmap("icon5", wxBITMAP_TYPE_RESOURCE); - bitmaps[5] = new wxBitmap("icon6", wxBITMAP_TYPE_RESOURCE); - bitmaps[6] = new wxBitmap("icon7", wxBITMAP_TYPE_RESOURCE); - bitmaps[7] = new wxBitmap("icon8", wxBITMAP_TYPE_RESOURCE); -#else - 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 ); -#endif + // VZ: under MSW the size event carries the client size (quite + // unexpectedly) *except* for the very first one which has the full + // size... what should it really be? TODO: check under wxGTK + wxSize size1 = event.GetSize(), + size2 = GetSize(), + size3 = GetClientSize(); + 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(); +} -#ifdef __WXMSW__ - int width = 24; -#else - int width = 16; -#endif - int currentX = 5; - - toolBar->AddTool(0, *(bitmaps[0]), wxNullBitmap, FALSE, currentX, -1, NULL, "New file"); - currentX += width + 5; - toolBar->AddTool(1, *bitmaps[1], wxNullBitmap, FALSE, currentX, -1, NULL, "Open file"); - currentX += width + 5; - toolBar->AddTool(2, *bitmaps[2], wxNullBitmap, FALSE, currentX, -1, NULL, "Save file"); - currentX += width + 5; - toolBar->AddSeparator(); - toolBar->AddTool(3, *bitmaps[3], wxNullBitmap, FALSE, currentX, -1, NULL, "Copy"); - currentX += width + 5; - toolBar->AddTool(4, *bitmaps[4], wxNullBitmap, FALSE, currentX, -1, NULL, "Cut"); - currentX += width + 5; - toolBar->AddTool(5, *bitmaps[5], wxNullBitmap, FALSE, currentX, -1, NULL, "Paste"); - currentX += width + 5; - toolBar->AddSeparator(); - toolBar->AddTool(6, *bitmaps[6], wxNullBitmap, FALSE, currentX, -1, NULL, "Print"); - currentX += width + 5; - toolBar->AddSeparator(); - toolBar->AddTool(7, *bitmaps[7], wxNullBitmap, TRUE, currentX, -1, NULL, "Help"); - - toolBar->Realize(); - - int i; - for (i = 0; i < 8; i++) - delete bitmaps[i]; +void MyChild::OnCloseWindow(wxCloseEvent& event) +{ + if ( m_canvas && m_canvas->IsDirty() ) + { + if ( wxMessageBox("Really close?", "Please confirm", + wxICON_QUESTION | wxYES_NO) != wxYES ) + { + event.Veto(); + + return; + } + } + + 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