Added PushEventHandler, Pop...

[wxWidgets.git] / src / gtk / dialog.cpp

diff --git a/src/gtk/dialog.cpp b/src/gtk/dialog.cpp
index 0c63e39f11f4eaf864dfa20286ef457d66a3eed8..4c394a33e5150fcc617ed762ce2c5eb09948176a 100644 (file)
--- a/src/gtk/dialog.cpp
+++ b/src/gtk/dialog.cpp
@@ -17,6 +17,10 @@
 #include "wx/app.h"
 #include "wx/gtk/win_gtk.h"
 
+//-----------------------------------------------------------------------------
+
+extern wxList wxPendingDelete;
+
 //-----------------------------------------------------------------------------
 // delete
 
@@ -50,15 +54,16 @@ IMPLEMENT_DYNAMIC_CLASS(wxDialog,wxWindow)
 wxDialog::wxDialog(void)
 {
   m_title = "";
-  m_modalShowing = TRUE;
+  m_modalShowing = FALSE;
   wxTopLevelWindows.Insert( this );
 };
 
 wxDialog::wxDialog( wxWindow *parent, 
       wxWindowID id, const wxString &title,
       const wxPoint &pos, const wxSize &size, 
-      const long style, const wxString &name )
+      long style, const wxString &name )
 {
+  m_modalShowing = FALSE;
   wxTopLevelWindows.Insert( this );
   Create( parent, id, title, pos, size, style, name );
 };
@@ -66,14 +71,12 @@ wxDialog::wxDialog( wxWindow *parent,
 bool wxDialog::Create( wxWindow *parent,
       wxWindowID id, const wxString &title,
       const wxPoint &pos, const wxSize &size, 
-      const long style, const wxString &name )
+      long style, const wxString &name )
 {
   m_needParent = FALSE;
   
   PreCreation( parent, id, pos, size, style, name );
   
-  m_modalShowing = ((m_windowStyle & wxDIALOG_MODAL) == wxDIALOG_MODAL);
-  
   m_widget = gtk_window_new( GTK_WINDOW_TOPLEVEL );
   GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
  
@@ -104,6 +107,7 @@ wxDialog::~wxDialog(void)
 void wxDialog::SetTitle(const wxString& title )
 {
   m_title = title;
+  if (m_title.IsNull()) m_title = "";
   gtk_window_set_title( GTK_WINDOW(m_widget), m_title );
 };
 
@@ -120,7 +124,9 @@ void wxDialog::OnApply( wxCommandEvent &WXUNUSED(event) )
 void wxDialog::OnCancel( wxCommandEvent &WXUNUSED(event) )
 {
   if (IsModal())
+  {
     EndModal(wxID_CANCEL);
+  }
   else
   {
     SetReturnCode(wxID_CANCEL);
@@ -133,14 +139,15 @@ void wxDialog::OnOk( wxCommandEvent &WXUNUSED(event) )
   if ( Validate() && TransferDataFromWindow())
   {
     if (IsModal()) 
+    {
       EndModal(wxID_OK);
+    }
     else
     {
       SetReturnCode(wxID_OK);
       this->Show(FALSE);
     };
   };
-  EndModal( wxID_OK );
 };
 
 void wxDialog::OnPaint( wxPaintEvent& WXUNUSED(event) )
@@ -153,7 +160,7 @@ bool wxDialog::OnClose(void)
   static wxList closing;
 
   if (closing.Member(this)) return FALSE;   // no loops
-
+  
   closing.Append(this);
 
   wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
@@ -164,6 +171,14 @@ bool wxDialog::OnClose(void)
   return FALSE;
 }
 
+bool wxDialog::Destroy(void)
+{
+  if (!wxPendingDelete.Member(this))
+    wxPendingDelete.Append(this);
+
+  return TRUE;
+}
+
 void wxDialog::OnCloseWindow(wxCloseEvent& event)
 {
   if (GetEventHandler()->OnClose() || event.GetForce())
@@ -172,9 +187,9 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event)
   };
 };
 
-bool wxDialog::Show( const bool show )
+bool wxDialog::Show( bool show )
 {
-  if (!show && m_modalShowing)
+  if (!show && IsModal() && m_modalShowing)
   {
     EndModal( wxID_CANCEL );
   };
@@ -183,26 +198,37 @@ bool wxDialog::Show( const bool show )
   
   if (show) InitDialog();
   
-  if (show && m_modalShowing)
-  {
-    gtk_grab_add( m_widget );
-    gtk_main();
-    gtk_grab_remove( m_widget );
-  };
-  
   return TRUE;
 };
 
 int wxDialog::ShowModal(void)
 {
+  if (m_modalShowing) return GetReturnCode();
+
   Show( TRUE );
+  
+  m_modalShowing = TRUE;
+  
+  gtk_grab_add( m_widget );
+  gtk_main();
+  gtk_grab_remove( m_widget );
+  
   return GetReturnCode();
 };
 
 void wxDialog::EndModal( int retCode )
 {
-  gtk_main_quit();
   SetReturnCode( retCode );
+  
+  if (!m_modalShowing)
+  {
+     wxFAIL_MSG( "wxDialog: called EndModal twice" );
+     return;
+  };
+  
+  m_modalShowing = FALSE;
+  
+  gtk_main_quit();
 };
 
 void wxDialog::InitDialog(void)