X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f88c1a172efd0391ad65621898e6a8823160c4f9..85da04e95be79f3313dd45f660683bd3d4c505a2:/samples/dnd/dnd.cpp diff --git a/samples/dnd/dnd.cpp b/samples/dnd/dnd.cpp index 7788cfdc7d..e7a4b69008 100644 --- a/samples/dnd/dnd.cpp +++ b/samples/dnd/dnd.cpp @@ -220,14 +220,16 @@ private: class DnDFrame : public wxFrame { public: - DnDFrame(wxFrame *frame, char *title, int x, int y, int w, int h); - ~DnDFrame(); + DnDFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h); + virtual ~DnDFrame(); void OnPaint(wxPaintEvent& event); void OnSize(wxSizeEvent& event); - void OnQuit (wxCommandEvent& event); + void OnQuit(wxCommandEvent& event); void OnAbout(wxCommandEvent& event); - void OnDrag (wxCommandEvent& event); + void OnDrag(wxCommandEvent& event); + void OnDragMoveByDefault(wxCommandEvent& event); + void OnDragMoveAllow(wxCommandEvent& event); void OnNewFrame(wxCommandEvent& event); void OnHelp (wxCommandEvent& event); void OnLogClear(wxCommandEvent& event); @@ -247,12 +249,15 @@ public: void OnLeftDown(wxMouseEvent& event); void OnRightDown(wxMouseEvent& event); + void OnUpdateUIMoveByDefault(wxUpdateUIEvent& event); + void OnUpdateUIPasteText(wxUpdateUIEvent& event); void OnUpdateUIPasteBitmap(wxUpdateUIEvent& event); DECLARE_EVENT_TABLE() private: + // GUI controls wxListBox *m_ctrlFile, *m_ctrlText; wxTextCtrl *m_ctrlLog; @@ -260,6 +265,13 @@ private: wxLog *m_pLog, *m_pLogPrev; + // move the text by default (or copy)? + bool m_moveByDefault; + + // allow moving the text at all? + bool m_moveAllow; + + // the text we drag wxString m_strText; }; @@ -736,9 +748,9 @@ public: // override base class (pure) virtuals virtual wxDragResult OnEnter(wxCoord x, wxCoord y, wxDragResult def) - { m_frame->SetStatusText("Mouse entered the frame"); return OnDragOver(x, y, def); } + { m_frame->SetStatusText(_T("Mouse entered the frame")); return OnDragOver(x, y, def); } virtual void OnLeave() - { m_frame->SetStatusText("Mouse left the frame"); } + { m_frame->SetStatusText(_T("Mouse left the frame")); } virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def) { if ( !GetData() ) @@ -776,6 +788,8 @@ enum { Menu_Quit = 1, Menu_Drag, + Menu_DragMoveDef, + Menu_DragMoveAllow, Menu_NewFrame, Menu_About = 101, Menu_Help, @@ -798,6 +812,8 @@ BEGIN_EVENT_TABLE(DnDFrame, wxFrame) EVT_MENU(Menu_Quit, DnDFrame::OnQuit) EVT_MENU(Menu_About, DnDFrame::OnAbout) EVT_MENU(Menu_Drag, DnDFrame::OnDrag) + EVT_MENU(Menu_DragMoveDef, DnDFrame::OnDragMoveByDefault) + EVT_MENU(Menu_DragMoveAllow,DnDFrame::OnDragMoveAllow) EVT_MENU(Menu_NewFrame, DnDFrame::OnNewFrame) EVT_MENU(Menu_Help, DnDFrame::OnHelp) EVT_MENU(Menu_Clear, DnDFrame::OnLogClear) @@ -810,6 +826,8 @@ BEGIN_EVENT_TABLE(DnDFrame, wxFrame) #endif // USE_METAFILES EVT_MENU(Menu_CopyFiles, DnDFrame::OnCopyFiles) + EVT_UPDATE_UI(Menu_DragMoveDef, DnDFrame::OnUpdateUIMoveByDefault) + EVT_UPDATE_UI(Menu_Paste, DnDFrame::OnUpdateUIPasteText) EVT_UPDATE_UI(Menu_PasteBitmap, DnDFrame::OnUpdateUIPasteBitmap) @@ -859,13 +877,13 @@ bool DnDApp::OnInit() #if USE_RESOURCES // load our ressources wxPathList pathList; - pathList.Add("."); + pathList.Add(_T(".")); #ifdef __WXMSW__ - pathList.Add("./Debug"); - pathList.Add("./Release"); + pathList.Add(_T("./Debug")); + pathList.Add(_T("./Release")); #endif // wxMSW - wxString path = pathList.FindValidPath("dnd.wxr"); + wxString path = pathList.FindValidPath(_T("dnd.wxr")); if ( !path ) { wxLogError(wxT("Can't find the resource file dnd.wxr in the current ") @@ -894,7 +912,7 @@ bool DnDApp::OnInit() // create the main frame window DnDFrame *frame = new DnDFrame((wxFrame *) NULL, - "Drag-and-Drop/Clipboard wxWindows Sample", + _T("Drag-and-Drop/Clipboard wxWindows Sample"), 10, 100, 650, 340); // activate it @@ -905,9 +923,9 @@ bool DnDApp::OnInit() return TRUE; } -DnDFrame::DnDFrame(wxFrame *frame, char *title, int x, int y, int w, int h) +DnDFrame::DnDFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h) : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h)), - m_strText("wxWindows drag & drop works :-)") + m_strText(_T("wxWindows drag & drop works :-)")) { // frame icon and status bar @@ -917,38 +935,40 @@ DnDFrame::DnDFrame(wxFrame *frame, char *title, int x, int y, int w, int h) // construct menu wxMenu *file_menu = new wxMenu; - file_menu->Append(Menu_Drag, "&Test drag..."); + file_menu->Append(Menu_Drag, _T("&Test drag...")); + file_menu->AppendCheckItem(Menu_DragMoveDef, _T("&Move by default")); + file_menu->AppendCheckItem(Menu_DragMoveAllow, _T("&Allow moving")); file_menu->AppendSeparator(); - file_menu->Append(Menu_NewFrame, "&New frame\tCtrl-N"); + file_menu->Append(Menu_NewFrame, _T("&New frame\tCtrl-N")); file_menu->AppendSeparator(); - file_menu->Append(Menu_Quit, "E&xit"); + file_menu->Append(Menu_Quit, _T("E&xit\tCtrl-Q")); wxMenu *log_menu = new wxMenu; - log_menu->Append(Menu_Clear, "Clear\tCtrl-L"); + log_menu->Append(Menu_Clear, _T("Clear\tCtrl-L")); wxMenu *help_menu = new wxMenu; - help_menu->Append(Menu_Help, "&Help..."); + help_menu->Append(Menu_Help, _T("&Help...")); help_menu->AppendSeparator(); - help_menu->Append(Menu_About, "&About"); + help_menu->Append(Menu_About, _T("&About")); wxMenu *clip_menu = new wxMenu; - clip_menu->Append(Menu_Copy, "&Copy text\tCtrl-C"); - clip_menu->Append(Menu_Paste, "&Paste text\tCtrl-V"); + clip_menu->Append(Menu_Copy, _T("&Copy text\tCtrl-C")); + clip_menu->Append(Menu_Paste, _T("&Paste text\tCtrl-V")); clip_menu->AppendSeparator(); - clip_menu->Append(Menu_CopyBitmap, "Copy &bitmap\tCtrl-Shift-C"); - clip_menu->Append(Menu_PasteBitmap, "Paste b&itmap\tCtrl-Shift-V"); + clip_menu->Append(Menu_CopyBitmap, _T("Copy &bitmap\tCtrl-Shift-C")); + clip_menu->Append(Menu_PasteBitmap, _T("Paste b&itmap\tCtrl-Shift-V")); #ifdef USE_METAFILES clip_menu->AppendSeparator(); - clip_menu->Append(Menu_PasteMFile, "Paste &metafile\tCtrl-M"); + clip_menu->Append(Menu_PasteMFile, _T("Paste &metafile\tCtrl-M")); #endif // USE_METAFILES clip_menu->AppendSeparator(); - clip_menu->Append(Menu_CopyFiles, "Copy &files\tCtrl-F"); + clip_menu->Append(Menu_CopyFiles, _T("Copy &files\tCtrl-F")); wxMenuBar *menu_bar = new wxMenuBar; - menu_bar->Append(file_menu, "&File"); - menu_bar->Append(log_menu, "&Log"); - menu_bar->Append(clip_menu, "&Clipboard"); - menu_bar->Append(help_menu, "&Help"); + menu_bar->Append(file_menu, _T("&File")); + menu_bar->Append(log_menu, _T("&Log")); + menu_bar->Append(clip_menu, _T("&Clipboard")); + menu_bar->Append(help_menu, _T("&Help")); SetMenuBar(menu_bar); @@ -956,14 +976,14 @@ DnDFrame::DnDFrame(wxFrame *frame, char *title, int x, int y, int w, int h) wxPoint pos(0, 0); wxSize size(400, 200); - wxString strFile("Drop files here!"), strText("Drop text on me"); + wxString strFile(_T("Drop files here!")), strText(_T("Drop text on me")); m_ctrlFile = new wxListBox(this, -1, pos, size, 1, &strFile, wxLB_HSCROLL | wxLB_ALWAYS_SB ); m_ctrlText = new wxListBox(this, -1, pos, size, 1, &strText, wxLB_HSCROLL | wxLB_ALWAYS_SB ); - m_ctrlLog = new wxTextCtrl(this, -1, "", pos, size, + m_ctrlLog = new wxTextCtrl(this, -1, _T(""), pos, size, wxTE_MULTILINE | wxTE_READONLY | wxSUNKEN_BORDER ); @@ -1003,6 +1023,11 @@ DnDFrame::DnDFrame(wxFrame *frame, char *title, int x, int y, int w, int h) m_ctrlLog->SetConstraints(c); SetAutoLayout(TRUE); + + // copy data by default but allow moving it as well + m_moveByDefault = FALSE; + m_moveAllow = TRUE; + menu_bar->Check(Menu_DragMoveAllow, TRUE); } void DnDFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) @@ -1024,9 +1049,15 @@ void DnDFrame::OnPaint(wxPaintEvent& WXUNUSED(event)) GetClientSize( &w, &h ); wxPaintDC dc(this); - dc.Clear(); - dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL, FALSE, "charter" ) ); - dc.DrawText( "Drag text from here!", 100, h-50 ); + // dc.Clear(); -- this kills wxGTK + dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL, FALSE, _T("charter") ) ); + dc.DrawText( _T("Drag text from here!"), 100, h-50 ); +} + +void DnDFrame::OnUpdateUIMoveByDefault(wxUpdateUIEvent& event) +{ + // only can move by default if moving is allowed at all + event.Enable(m_moveAllow); } void DnDFrame::OnUpdateUIPasteText(wxUpdateUIEvent& event) @@ -1062,22 +1093,32 @@ void DnDFrame::OnDrag(wxCommandEvent& WXUNUSED(event)) { wxString strText = wxGetTextFromUser ( - "After you enter text in this dialog, press any mouse\n" - "button in the bottom (empty) part of the frame and \n" - "drag it anywhere - you will be in fact dragging the\n" - "text object containing this text", - "Please enter some text", m_strText, this + _T("After you enter text in this dialog, press any mouse\n") + _T("button in the bottom (empty) part of the frame and \n") + _T("drag it anywhere - you will be in fact dragging the\n") + _T("text object containing this text"), + _T("Please enter some text"), m_strText, this ); m_strText = strText; } +void DnDFrame::OnDragMoveByDefault(wxCommandEvent& event) +{ + m_moveByDefault = event.IsChecked(); +} + +void DnDFrame::OnDragMoveAllow(wxCommandEvent& event) +{ + m_moveAllow = event.IsChecked(); +} + void DnDFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) { - wxMessageBox("Drag-&-Drop Demo\n" - "Please see \"Help|Help...\" for details\n" - "Copyright (c) 1998 Vadim Zeitlin", - "About wxDnD", + wxMessageBox(_T("Drag-&-Drop Demo\n") + _T("Please see \"Help|Help...\" for details\n") + _T("Copyright (c) 1998 Vadim Zeitlin"), + _T("About wxDnD"), wxICON_INFORMATION | wxOK, this); } @@ -1085,27 +1126,27 @@ void DnDFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) void DnDFrame::OnHelp(wxCommandEvent& /* event */) { wxMessageDialog dialog(this, - "This small program demonstrates drag & drop support in wxWindows. The program window\n" - "consists of 3 parts: the bottom pane is for debug messages, so that you can see what's\n" - "going on inside. The top part is split into 2 listboxes, the left one accepts files\n" - "and the right one accepts text.\n" - "\n" - "To test wxDropTarget: open wordpad (write.exe), select some text in it and drag it to\n" - "the right listbox (you'll notice the usual visual feedback, i.e. the cursor will change).\n" - "Also, try dragging some files (you can select several at once) from Windows Explorer (or \n" - "File Manager) to the left pane. Hold down Ctrl/Shift keys when you drop text (doesn't \n" - "work with files) and see what changes.\n" - "\n" - "To test wxDropSource: just press any mouse button on the empty zone of the window and drag\n" - "it to wordpad or any other droptarget accepting text (and of course you can just drag it\n" - "to the right pane). Due to a lot of trace messages, the cursor might take some time to \n" - "change, don't release the mouse button until it does. You can change the string being\n" - "dragged in in \"File|Test drag...\" dialog.\n" - "\n" - "\n" - "Please send all questions/bug reports/suggestions &c to \n" - "Vadim Zeitlin ", - "wxDnD Help"); + _T("This small program demonstrates drag & drop support in wxWindows. The program window\n") + _T("consists of 3 parts: the bottom pane is for debug messages, so that you can see what's\n") + _T("going on inside. The top part is split into 2 listboxes, the left one accepts files\n") + _T("and the right one accepts text.\n") + _T("\n") + _T("To test wxDropTarget: open wordpad (write.exe), select some text in it and drag it to\n") + _T("the right listbox (you'll notice the usual visual feedback, i.e. the cursor will change).\n") + _T("Also, try dragging some files (you can select several at once) from Windows Explorer (or \n") + _T("File Manager) to the left pane. Hold down Ctrl/Shift keys when you drop text (doesn't \n") + _T("work with files) and see what changes.\n") + _T("\n") + _T("To test wxDropSource: just press any mouse button on the empty zone of the window and drag\n") + _T("it to wordpad or any other droptarget accepting text (and of course you can just drag it\n") + _T("to the right pane). Due to a lot of trace messages, the cursor might take some time to \n") + _T("change, don't release the mouse button until it does. You can change the string being\n") + _T("dragged in in \"File|Test drag...\" dialog.\n") + _T("\n") + _T("\n") + _T("Please send all questions/bug reports/suggestions &c to \n") + _T("Vadim Zeitlin "), + _T("wxDnD Help")); dialog.ShowModal(); } @@ -1133,29 +1174,34 @@ void DnDFrame::OnLeftDown(wxMouseEvent &WXUNUSED(event) ) wxDROP_ICON(dnd_move), wxDROP_ICON(dnd_none)); - const char *pc; + int flags = 0; + if ( m_moveByDefault ) + flags |= wxDrag_DefaultMove; + else if ( m_moveAllow ) + flags |= wxDrag_AllowMove; - switch ( source.DoDragDrop(TRUE) ) + const wxChar *pc; + switch ( source.DoDragDrop(flags) ) { - case wxDragError: pc = "Error!"; break; - case wxDragNone: pc = "Nothing"; break; - case wxDragCopy: pc = "Copied"; break; - case wxDragMove: pc = "Moved"; break; - case wxDragCancel: pc = "Cancelled"; break; - default: pc = "Huh?"; break; + case wxDragError: pc = _T("Error!"); break; + case wxDragNone: pc = _T("Nothing"); break; + case wxDragCopy: pc = _T("Copied"); break; + case wxDragMove: pc = _T("Moved"); break; + case wxDragCancel: pc = _T("Cancelled"); break; + default: pc = _T("Huh?"); break; } - SetStatusText(wxString("Drag result: ") + pc); + SetStatusText(wxString(_T("Drag result: ")) + pc); } } void DnDFrame::OnRightDown(wxMouseEvent &event ) { - wxMenu menu("Dnd sample menu"); + wxMenu menu(_T("Dnd sample menu")); - menu.Append(Menu_Drag, "&Test drag..."); + menu.Append(Menu_Drag, _T("&Test drag...")); menu.AppendSeparator(); - menu.Append(Menu_About, "&About"); + menu.Append(Menu_About, _T("&About")); PopupMenu( &menu, event.GetX(), event.GetY() ); } @@ -1176,9 +1222,9 @@ void DnDFrame::OnCopyBitmap(wxCommandEvent& WXUNUSED(event)) { // PNG support is not always compiled in under Windows, so use BMP there #ifdef __WXMSW__ - wxFileDialog dialog(this, "Open a BMP file", "", "", "BMP files (*.bmp)|*.bmp", 0); + wxFileDialog dialog(this, _T("Open a BMP file"), _T(""), _T(""), _T("BMP files (*.bmp)|*.bmp"), 0); #else - wxFileDialog dialog(this, "Open a PNG file", "", "", "PNG files (*.png)|*.png", 0); + wxFileDialog dialog(this, _T("Open a PNG file"), _T(""), _T(""), _T("PNG files (*.png)|*.png"), 0); #endif if (dialog.ShowModal() != wxID_OK) @@ -1320,8 +1366,8 @@ void DnDFrame::OnPasteMetafile(wxCommandEvent& WXUNUSED(event)) void DnDFrame::OnCopyFiles(wxCommandEvent& WXUNUSED(event)) { #ifdef __WXMSW__ - wxFileDialog dialog(this, "Select a file to copy", "", "", - "All files (*.*)|*.*", 0); + wxFileDialog dialog(this, _T("Select a file to copy"), _T(""), _T(""), + _T("All files (*.*)|*.*"), 0); wxArrayString filenames; while ( dialog.ShowModal() == wxID_OK ) @@ -1458,14 +1504,14 @@ DnDShapeDialog::DnDShapeDialog(wxFrame *parent, DnDShape *shape) { m_shape = shape; #if USE_RESOURCES - LoadFromResource(parent, "dialogShape"); + LoadFromResource(parent, _T("dialogShape")); - m_textX = (wxTextCtrl *)wxFindWindowByName("textX", this); - m_textY = (wxTextCtrl *)wxFindWindowByName("textY", this); - m_textW = (wxTextCtrl *)wxFindWindowByName("textW", this); - m_textH = (wxTextCtrl *)wxFindWindowByName("textH", this); + m_textX = (wxTextCtrl *)wxFindWindowByName(_T("textX"), this); + m_textY = (wxTextCtrl *)wxFindWindowByName(_T("textY"), this); + m_textW = (wxTextCtrl *)wxFindWindowByName(_T("textW"), this); + m_textH = (wxTextCtrl *)wxFindWindowByName(_T("textH"), this); - m_radio = (wxRadioBox *)wxFindWindowByName("radio", this); + m_radio = (wxRadioBox *)wxFindWindowByName(_T("radio"), this); #else wxBoxSizer* topSizer = new wxBoxSizer( wxVERTICAL ); @@ -1579,8 +1625,8 @@ bool DnDShapeDialog::TransferDataFromWindow() if ( !m_pos.x || !m_pos.y || !m_size.x || !m_size.y ) { - wxMessageBox("All sizes and positions should be non null!", - "Invalid shape", wxICON_HAND | wxOK, this); + wxMessageBox(_T("All sizes and positions should be non null!"), + _T("Invalid shape"), wxICON_HAND | wxOK, this); return FALSE; } @@ -1612,28 +1658,28 @@ void DnDShapeDialog::OnColour(wxCommandEvent& WXUNUSED(event)) DnDShapeFrame *DnDShapeFrame::ms_lastDropTarget = NULL; DnDShapeFrame::DnDShapeFrame(wxFrame *parent) - : wxFrame(parent, -1, "Shape Frame", + : wxFrame(parent, -1, _T("Shape Frame"), wxDefaultPosition, wxSize(250, 150)) { CreateStatusBar(); wxMenu *menuShape = new wxMenu; - menuShape->Append(Menu_Shape_New, "&New default shape\tCtrl-S"); - menuShape->Append(Menu_Shape_Edit, "&Edit shape\tCtrl-E"); + menuShape->Append(Menu_Shape_New, _T("&New default shape\tCtrl-S")); + menuShape->Append(Menu_Shape_Edit, _T("&Edit shape\tCtrl-E")); menuShape->AppendSeparator(); - menuShape->Append(Menu_Shape_Clear, "&Clear shape\tCtrl-L"); + menuShape->Append(Menu_Shape_Clear, _T("&Clear shape\tCtrl-L")); wxMenu *menuClipboard = new wxMenu; - menuClipboard->Append(Menu_ShapeClipboard_Copy, "&Copy\tCtrl-C"); - menuClipboard->Append(Menu_ShapeClipboard_Paste, "&Paste\tCtrl-V"); + menuClipboard->Append(Menu_ShapeClipboard_Copy, _T("&Copy\tCtrl-C")); + menuClipboard->Append(Menu_ShapeClipboard_Paste, _T("&Paste\tCtrl-V")); wxMenuBar *menubar = new wxMenuBar; - menubar->Append(menuShape, "&Shape"); - menubar->Append(menuClipboard, "&Clipboard"); + menubar->Append(menuShape, _T("&Shape")); + menubar->Append(menuClipboard, _T("&Clipboard")); SetMenuBar(menubar); - SetStatusText("Press Ctrl-S to create a new shape"); + SetStatusText(_T("Press Ctrl-S to create a new shape")); SetDropTarget(new DnDShapeDropTarget(this)); @@ -1670,7 +1716,7 @@ void DnDShapeFrame::OnDrag(wxMouseEvent& event) DnDShapeDataObject shapeData(m_shape); wxDropSource source(shapeData, this); - const char *pc = NULL; + const wxChar *pc = NULL; switch ( source.DoDragDrop(TRUE) ) { default: @@ -1679,15 +1725,15 @@ void DnDShapeFrame::OnDrag(wxMouseEvent& event) break; case wxDragNone: - SetStatusText("Nothing happened"); + SetStatusText(_T("Nothing happened")); break; case wxDragCopy: - pc = "copied"; + pc = _T("copied"); break; case wxDragMove: - pc = "moved"; + pc = _T("moved"); if ( ms_lastDropTarget != this ) { // don't delete the shape if we dropped it on ourselves! @@ -1696,13 +1742,13 @@ void DnDShapeFrame::OnDrag(wxMouseEvent& event) break; case wxDragCancel: - SetStatusText("Drag and drop operation cancelled"); + SetStatusText(_T("Drag and drop operation cancelled")); break; } if ( pc ) { - SetStatusText(wxString("Shape successfully ") + pc); + SetStatusText(wxString(_T("Shape successfully ")) + pc); } //else: status text already set } @@ -1714,7 +1760,7 @@ void DnDShapeFrame::OnDrop(wxCoord x, wxCoord y, DnDShape *shape) wxPoint pt(x, y); wxString s; - s.Printf(wxT("Shape dropped at (%ld, %ld)"), pt.x, pt.y); + s.Printf(wxT("Shape dropped at (%d, %d)"), pt.x, pt.y); SetStatusText(s); shape->Move(pt); @@ -1730,7 +1776,7 @@ void DnDShapeFrame::OnEditShape(wxCommandEvent& event) if ( m_shape ) { - SetStatusText("You can now drag the shape to another frame"); + SetStatusText(_T("You can now drag the shape to another frame")); } } } @@ -1739,7 +1785,7 @@ void DnDShapeFrame::OnNewShape(wxCommandEvent& event) { SetShape(new DnDEllipticShape(wxPoint(10, 10), wxSize(80, 60), *wxRED)); - SetStatusText("You can now drag the shape to another frame"); + SetStatusText(_T("You can now drag the shape to another frame")); } void DnDShapeFrame::OnClearShape(wxCommandEvent& event)