1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: wxDialog class
8 // Copyright: (c) AUTHOR
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
13 #pragma implementation "dialog.h"
16 #include "wx/dialog.h"
20 #include "wx/settings.h"
22 // Lists to keep track of windows, so we can disable/enable them
24 wxList wxModalDialogs;
25 wxList wxModelessWindows; // Frames and modeless dialogs
26 extern wxList wxPendingDelete;
28 #if !USE_SHARED_LIBRARY
29 IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
31 BEGIN_EVENT_TABLE(wxDialog, wxPanel)
32 EVT_BUTTON(wxID_OK, wxDialog::OnOK)
33 EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
34 EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
35 EVT_CHAR_HOOK(wxDialog::OnCharHook)
36 EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
37 EVT_CLOSE(wxDialog::OnCloseWindow)
44 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
47 bool wxDialog::Create(wxWindow *parent, wxWindowID id,
48 const wxString& title,
54 m_windowStyle = style;
56 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
60 wxTopLevelWindows.Append(this);
62 if (parent) parent->AddChild(this);
65 m_windowId = (int)NewControlId();
69 // TODO: create dialog
74 void wxDialog::SetModal(bool flag)
77 m_windowStyle |= wxDIALOG_MODAL ;
79 if ( m_windowStyle & wxDIALOG_MODAL )
80 m_windowStyle -= wxDIALOG_MODAL ;
82 wxModelessWindows.DeleteObject(this);
84 wxModelessWindows.Append(this);
90 wxTopLevelWindows.DeleteObject(this);
92 if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
93 wxModelessWindows.DeleteObject(this);
95 // If this is the last top-level window, exit.
96 if (wxTheApp && (wxTopLevelWindows.Number() == 0))
98 wxTheApp->SetTopWindow(NULL);
100 if (wxTheApp->GetExitOnFrameDelete())
107 // By default, pressing escape cancels the dialog
108 void wxDialog::OnCharHook(wxKeyEvent& event)
112 if (event.m_keyCode == WXK_ESCAPE)
114 // Behaviour changed in 2.0: we'll send a Cancel message
115 // to the dialog instead of Close.
116 wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
117 cancelEvent.SetEventObject( this );
118 GetEventHandler()->ProcessEvent(cancelEvent);
123 // We didn't process this event.
127 void wxDialog::Iconize(bool WXUNUSED(iconize))
132 bool wxDialog::IsIconized() const
138 void wxDialog::SetClientSize(int width, int height)
143 void wxDialog::GetPosition(int *x, int *y) const
148 bool wxDialog::Show(bool show)
154 void wxDialog::SetTitle(const wxString& title)
159 wxString wxDialog::GetTitle() const
165 void wxDialog::Centre(int direction)
167 int x_offset,y_offset ;
168 int display_width, display_height;
169 int width, height, x, y;
171 if (direction & wxCENTER_FRAME)
173 frame = (wxFrame*)GetParent() ;
176 frame->GetPosition(&x_offset,&y_offset) ;
177 frame->GetSize(&display_width,&display_height) ;
185 wxDisplaySize(&display_width, &display_height);
190 GetSize(&width, &height);
193 if (direction & wxHORIZONTAL)
194 x = (int)((display_width - width)/2);
195 if (direction & wxVERTICAL)
196 y = (int)((display_height - height)/2);
198 SetSize(x+x_offset, y+y_offset, width, height);
201 // Replacement for Show(TRUE) for modal dialogs - returns return code
202 int wxDialog::ShowModal()
204 m_windowStyle |= wxDIALOG_MODAL;
205 // TODO: modal showing
207 return GetReturnCode();
210 void wxDialog::EndModal(int retCode)
212 SetReturnCode(retCode);
213 // TODO modal un-showing
218 void wxDialog::OnOK(wxCommandEvent& event)
220 if ( Validate() && TransferDataFromWindow() )
226 SetReturnCode(wxID_OK);
232 void wxDialog::OnApply(wxCommandEvent& event)
235 TransferDataFromWindow();
236 // TODO probably need to disable the Apply button until things change again
239 void wxDialog::OnCancel(wxCommandEvent& event)
242 EndModal(wxID_CANCEL);
245 SetReturnCode(wxID_CANCEL);
250 void wxDialog::OnCloseWindow(wxCloseEvent& event)
252 // We'll send a Cancel message by default,
253 // which may close the dialog.
254 // Check for looping if the Cancel event handler calls Close().
256 // Note that if a cancel button and handler aren't present in the dialog,
257 // nothing will happen when you close the dialog via the window manager, or
259 // We wouldn't want to destroy the dialog by default, since the dialog may have been
260 // created on the stack.
261 // However, this does mean that calling dialog->Close() won't delete the dialog
262 // unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
263 // sure to destroy the dialog.
264 // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
266 static wxList closing;
268 if ( closing.Member(this) )
271 closing.Append(this);
273 wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
274 cancelEvent.SetEventObject( this );
275 GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
277 closing.DeleteObject(this);
280 // Destroy the window (delayed, if a managed window)
281 bool wxDialog::Destroy()
283 if (!wxPendingDelete.Member(this))
284 wxPendingDelete.Append(this);
288 void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event)
290 SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));