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);
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;
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;
};
}
protected:
+ //get a point 1 up and 1 left, otherwise the mid-point of a triangle is on the line
wxPoint GetCentre() const
- { return wxPoint(m_pos.x + m_size.x / 2, m_pos.y + m_size.y / 2); }
-
+ { return wxPoint(m_pos.x + m_size.x / 2 - 1, m_pos.y + m_size.y / 2 - 1); }
+
struct ShapeDump
{
int x, y, // position
dc.DrawLine(p2, p3);
dc.DrawLine(p3, p1);
-#ifdef __WXMSW__
+ //works in multicolor modes; on GTK (at least) will fail in 16-bit color
+ dc.SetBrush(wxBrush(m_col, wxSOLID));
dc.FloodFill(GetCentre(), m_col, wxFLOOD_BORDER);
-#endif
}
};
dc.DrawLine(p3, p4);
dc.DrawLine(p4, p1);
-#ifdef __WXMSW__
+ dc.SetBrush(wxBrush(m_col, wxSOLID));
dc.FloodFill(GetCentre(), m_col, wxFLOOD_BORDER);
-#endif
}
};
dc.DrawEllipse(m_pos, m_size);
-#ifdef __WXMSW__
+ dc.SetBrush(wxBrush(m_col, wxSOLID));
dc.FloodFill(GetCentre(), m_col, wxFLOOD_BORDER);
-#endif
}
};
// 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() )
{
Menu_Quit = 1,
Menu_Drag,
+ Menu_DragMoveDef,
+ Menu_DragMoveAllow,
Menu_NewFrame,
Menu_About = 101,
Menu_Help,
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)
#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)
#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 ")
// 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
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
// 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);
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 );
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))
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)
{
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);
}
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 <zeitlin@dptmaths.ens-cachan.fr>",
- "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 <zeitlin@dptmaths.ens-cachan.fr>"),
+ _T("wxDnD Help"));
dialog.ShowModal();
}
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() );
}
{
// 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)
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 )
{
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 );
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;
}
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));
DnDShapeDataObject shapeData(m_shape);
wxDropSource source(shapeData, this);
- const char *pc = NULL;
+ const wxChar *pc = NULL;
switch ( source.DoDragDrop(TRUE) )
{
default:
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!
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
}
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);
if ( m_shape )
{
- SetStatusText("You can now drag the shape to another frame");
+ SetStatusText(_T("You can now drag the shape to another frame"));
}
}
}
{
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)