Crash fix under VC++

[wxWidgets.git] / src / gtk1 / listbox.cpp

diff --git a/src/gtk1/listbox.cpp b/src/gtk1/listbox.cpp
index 88f951a03725654cdf6bba0554d44b060f19b850..d8810ddae08a9a1170624ff9a3d1f597483d0dd9 100644 (file)
--- a/src/gtk1/listbox.cpp
+++ b/src/gtk1/listbox.cpp
@@ -8,15 +8,20 @@
 /////////////////////////////////////////////////////////////////////////////
 
 
 /////////////////////////////////////////////////////////////////////////////
 
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "listbox.h"
 #endif
 
 #pragma implementation "listbox.h"
 #endif
 

-#include "wx/listbox.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/defs.h"

 
 #if wxUSE_LISTBOX
 
 
 #if wxUSE_LISTBOX
 

+#include "wx/listbox.h"

 #include "wx/dynarray.h"
 #include "wx/dynarray.h"

+#include "wx/arrstr.h"

 #include "wx/utils.h"
 #include "wx/intl.h"
 #include "wx/checklst.h"
 #include "wx/utils.h"
 #include "wx/intl.h"
 #include "wx/checklst.h"


@@ -46,6 +51,8 @@ extern bool           g_blockEventsOnDrag;
 extern bool           g_blockEventsOnScroll;
 extern wxCursor       g_globalCursor;
 extern wxWindowGTK   *g_delayedFocus;
 extern bool           g_blockEventsOnScroll;
 extern wxCursor       g_globalCursor;
 extern wxWindowGTK   *g_delayedFocus;

+extern wxWindowGTK   *g_focusWindow;
+extern wxWindowGTK   *g_focusWindowLast;

 
 static bool       g_hasDoubleClicked = FALSE;
 
 
 static bool       g_hasDoubleClicked = FALSE;
 


@@ -82,6 +89,68 @@ extern "C" gint wxlistbox_idle_callback( gpointer gdata )
     return TRUE;
 }
 
     return TRUE;
 }
 

+//-----------------------------------------------------------------------------
+// "focus_in_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_listitem_focus_in_callback( GtkWidget *widget,
+                                          GdkEvent *WXUNUSED(event),
+                                          wxWindow *win )
+{
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+
+    g_focusWindowLast =
+    g_focusWindow = win;
+
+    // does the window itself think that it has the focus?
+    if ( !win->m_hasFocus )
+    {
+        // not yet, notify it
+        win->m_hasFocus = TRUE;
+        
+        wxChildFocusEvent eventChildFocus(win);
+        (void)win->GetEventHandler()->ProcessEvent(eventChildFocus);
+
+        wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId());
+        eventFocus.SetEventObject(win);
+
+        (void)win->GetEventHandler()->ProcessEvent(eventFocus);
+    }
+
+    return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "focus_out_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_listitem_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk_event, wxWindowGTK *win )
+{
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+
+    g_focusWindow = (wxWindowGTK *)NULL;
+
+    // don't send the window a kill focus event if it thinks that it doesn't
+    // have focus already
+    if ( win->m_hasFocus )
+    {
+        win->m_hasFocus = FALSE;
+
+        wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
+        event.SetEventObject( win );
+
+        // even if we did process the event in wx code, still let GTK itself
+        // process it too as otherwise bad things happen, especially in GTK2
+        // where the text control simply aborts the program if it doesn't get
+        // the matching focus out event
+        (void)win->GetEventHandler()->ProcessEvent( event );
+    }
+
+    return FALSE;
+}
+

 //-----------------------------------------------------------------------------
 // "button_release_event"
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // "button_release_event"
 //-----------------------------------------------------------------------------


@@ -218,6 +287,44 @@ gtk_listbox_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxLis
     }
 #endif // wxUSE_CHECKLISTBOX
 
     }
 #endif // wxUSE_CHECKLISTBOX
 

+    // Check or uncheck item with SPACE
+    if ((gdk_event->keyval == ' ') && (!ret) && 
+         (((listbox->GetWindowStyleFlag() & wxLB_MULTIPLE) != 0) ||
+          ((listbox->GetWindowStyleFlag() & wxLB_EXTENDED) != 0)) )
+    {
+        int sel = listbox->GtkGetIndex( widget );
+        
+        if (sel != -1)
+        {
+            ret = TRUE;
+            
+            if (listbox->IsSelected( sel ))
+                gtk_list_unselect_item( listbox->m_list, sel );
+            else
+                gtk_list_select_item( listbox->m_list, sel );
+            
+            wxCommandEvent new_event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
+            new_event.SetEventObject( listbox );
+            wxArrayInt aSelections;
+            int n, count = listbox->GetSelections(aSelections);
+            if ( count > 0 )
+            {
+                n = aSelections[0];
+                if ( listbox->HasClientObjectData() )
+                    new_event.SetClientObject( listbox->GetClientObject(n) );
+                else if ( listbox->HasClientUntypedData() )
+                    new_event.SetClientData( listbox->GetClientData(n) );
+                new_event.SetString( listbox->GetString(n) );
+            }
+            else
+            {
+                n = -1;
+            }
+            new_event.m_commandInt = n;
+            listbox->GetEventHandler()->ProcessEvent( new_event );
+        }
+    }
+    

     if (ret)
     {
         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
     if (ret)
     {
         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );


@@ -311,6 +418,18 @@ wxListBox::wxListBox()
 #endif // wxUSE_CHECKLISTBOX
 }
 
 #endif // wxUSE_CHECKLISTBOX
 }
 

+bool wxListBox::Create( wxWindow *parent, wxWindowID id,
+                        const wxPoint &pos, const wxSize &size,
+                        const wxArrayString& choices,
+                        long style, const wxValidator& validator,
+                        const wxString &name )
+{
+    wxCArrayString chs(choices);
+
+    return Create( parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
+                   style, validator, name );
+}
+

 bool wxListBox::Create( wxWindow *parent, wxWindowID id,
                         const wxPoint &pos, const wxSize &size,
                         int n, const wxString choices[],
 bool wxListBox::Create( wxWindow *parent, wxWindowID id,
                         const wxPoint &pos, const wxSize &size,
                         int n, const wxString choices[],


@@ -387,19 +506,10 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         DoAppend(choices[i]);
     }
 
         DoAppend(choices[i]);
     }
 

-    // call it after appending the strings to the listbox, otherwise it doesn't
-    // work correctly
-    SetBestSize( size );
-

     m_parent->DoAddChild( this );
 
     m_parent->DoAddChild( this );
 

-    PostCreation();
-
-    SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
-    SetForegroundColour( parent->GetForegroundColour() );
-    SetFont( parent->GetFont() );
-
-    Show( TRUE );
+    PostCreation(size);
+    SetBestSize(size); // need this too because this is a wxControlWithItems

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -431,6 +541,8 @@ void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
     wxASSERT_MSG( m_clientList.GetCount() == (size_t)GetCount(),
                   wxT("bug in client data management") );
 
     wxASSERT_MSG( m_clientList.GetCount() == (size_t)GetCount(),
                   wxT("bug in client data management") );
 

+    InvalidateBestSize();
+

     GList *children = m_list->children;
     int length = g_list_length(children);
 
     GList *children = m_list->children;
     int length = g_list_length(children);
 


@@ -448,7 +560,7 @@ void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
             if (index != GetCount())
             {
                 GtkAddItem( items[n], index );
             if (index != GetCount())
             {
                 GtkAddItem( items[n], index );

-                wxNode *node = m_clientList.Item( index );
+                wxList::compatibility_iterator node = m_clientList.Item( index );

                 m_clientList.Insert( node, (wxObject*) NULL );
             }
             else
                 m_clientList.Insert( node, (wxObject*) NULL );
             }
             else


@@ -471,7 +583,7 @@ void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
         }
         else
         {
         }
         else
         {

-            wxNode *node = m_clientList.Item( pos );
+            wxList::compatibility_iterator node = m_clientList.Item( pos );

             for ( size_t n = 0; n < nItems; n++ )
             {
                 GtkAddItem( items[n], pos+n );
             for ( size_t n = 0; n < nItems; n++ )
             {
                 GtkAddItem( items[n], pos+n );


@@ -487,6 +599,8 @@ void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 
 int wxListBox::DoAppend( const wxString& item )
 {
 
 int wxListBox::DoAppend( const wxString& item )
 {

+    InvalidateBestSize();
+

     if (m_strings)
     {
         // need to determine the index
     if (m_strings)
     {
         // need to determine the index


@@ -497,7 +611,7 @@ int wxListBox::DoAppend( const wxString& item )
         {
            GtkAddItem( item, index );
 
         {
            GtkAddItem( item, index );
 

-           wxNode *node = m_clientList.Item( index );
+           wxList::compatibility_iterator node = m_clientList.Item( index );

            m_clientList.Insert( node, (wxObject *)NULL );
 
            return index;
            m_clientList.Insert( node, (wxObject *)NULL );
 
            return index;


@@ -557,6 +671,14 @@ void wxListBox::GtkAddItem( const wxString &item, int pos )
                            (GtkSignalFunc)gtk_listbox_key_press_callback,
                            (gpointer)this );
 
                            (GtkSignalFunc)gtk_listbox_key_press_callback,
                            (gpointer)this );
 

+
+    gtk_signal_connect( GTK_OBJECT(list_item), "focus_in_event",
+            GTK_SIGNAL_FUNC(gtk_listitem_focus_in_callback), (gpointer)this );
+
+    gtk_signal_connect( GTK_OBJECT(list_item), "focus_out_event",
+            GTK_SIGNAL_FUNC(gtk_listitem_focus_out_callback), (gpointer)this );
+
+

     ConnectWidget( list_item );
 
     gtk_widget_show( list_item );
     ConnectWidget( list_item );
 
     gtk_widget_show( list_item );


@@ -566,19 +688,21 @@ void wxListBox::GtkAddItem( const wxString &item, int pos )
         gtk_widget_realize( list_item );
         gtk_widget_realize( GTK_BIN(list_item)->child );
 
         gtk_widget_realize( list_item );
         gtk_widget_realize( GTK_BIN(list_item)->child );
 

-        // Apply current widget style to the new list_item
-        if (m_widgetStyle)
-        {
-            gtk_widget_set_style( GTK_WIDGET( list_item ), m_widgetStyle );
-            GtkBin *bin = GTK_BIN( list_item );
-            GtkWidget *label = GTK_WIDGET( bin->child );
-            gtk_widget_set_style( label, m_widgetStyle );
-        }
-

 #if wxUSE_TOOLTIPS
         if (m_tooltip) m_tooltip->Apply( this );
 #endif
     }
 #if wxUSE_TOOLTIPS
         if (m_tooltip) m_tooltip->Apply( this );
 #endif
     }

+
+    // Apply current widget style to the new list_item
+    GtkRcStyle *style = CreateWidgetStyle();
+    if (style)
+    {
+        gtk_widget_modify_style( GTK_WIDGET( list_item ), style );
+        GtkBin *bin = GTK_BIN( list_item );
+        GtkWidget *label = GTK_WIDGET( bin->child );
+        gtk_widget_modify_style( label, style );
+        gtk_rc_style_unref( style );
+    }

 }
 
 void wxListBox::DoSetItems( const wxArrayString& items,
 }
 
 void wxListBox::DoSetItems( const wxArrayString& items,


@@ -619,7 +743,7 @@ void wxListBox::Clear()
         // destroy the data (due to Robert's idea of using wxList<wxObject>
         // and not wxList<wxClientData> we can't just say
         // m_clientList.DeleteContents(TRUE) - this would crash!
         // destroy the data (due to Robert's idea of using wxList<wxObject>
         // and not wxList<wxClientData> we can't just say
         // m_clientList.DeleteContents(TRUE) - this would crash!

-        wxNode *node = m_clientList.GetFirst();
+        wxList::compatibility_iterator node = m_clientList.GetFirst();

         while ( node )
         {
             delete (wxClientData *)node->GetData();
         while ( node )
         {
             delete (wxClientData *)node->GetData();


@@ -644,7 +768,7 @@ void wxListBox::Delete( int n )
     gtk_list_remove_items( m_list, list );
     g_list_free( list );
 
     gtk_list_remove_items( m_list, list );
     g_list_free( list );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     if ( node )
     {
         if ( m_clientDataItemsType == wxClientData_Object )
     if ( node )
     {
         if ( m_clientDataItemsType == wxClientData_Object )


@@ -653,7 +777,7 @@ void wxListBox::Delete( int n )
             delete cd;
         }
 
             delete cd;
         }
 

-        m_clientList.DeleteNode( node );
+        m_clientList.Erase( node );

     }
 
     if ( m_strings )
     }
 
     if ( m_strings )


@@ -668,7 +792,7 @@ void wxListBox::DoSetItemClientData( int n, void* clientData )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientData") );
 
     node->SetData( (wxObject*) clientData );
     wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientData") );
 
     node->SetData( (wxObject*) clientData );


@@ -678,7 +802,7 @@ void* wxListBox::DoGetItemClientData( int n ) const
 {
     wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid listbox control") );
 
 {
     wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid listbox control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_MSG( node, NULL, wxT("invalid index in wxListBox::DoGetItemClientData") );
 
     return node->GetData();
     wxCHECK_MSG( node, NULL, wxT("invalid index in wxListBox::DoGetItemClientData") );
 
     return node->GetData();


@@ -688,7 +812,7 @@ void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientObject") );
 
     // wxItemContainer already deletes data for us
     wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientObject") );
 
     // wxItemContainer already deletes data for us


@@ -700,7 +824,7 @@ wxClientData* wxListBox::DoGetItemClientObject( int n ) const
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid listbox control") );
 
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid listbox control") );
 

-    wxNode *node = m_clientList.Item( n );
+    wxList::compatibility_iterator node = m_clientList.Item( n );

     wxCHECK_MSG( node, (wxClientData *)NULL,
                  wxT("invalid index in wxListBox::DoGetItemClientObject") );
 
     wxCHECK_MSG( node, (wxClientData *)NULL,
                  wxT("invalid index in wxListBox::DoGetItemClientObject") );
 


@@ -953,11 +1077,17 @@ void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
 
 GtkWidget *wxListBox::GetConnectWidget()
 {
 
 GtkWidget *wxListBox::GetConnectWidget()
 {

-    return GTK_WIDGET(m_list);
+    // return GTK_WIDGET(m_list);
+    return m_widget;

 }
 
 bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
 {
 }
 
 bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
 {

+    return TRUE;
+
+#if 0    
+    if (m_widget->window == window) return TRUE;
+

     if (GTK_WIDGET(m_list)->window == window) return TRUE;
 
     GList *child = m_list->children;
     if (GTK_WIDGET(m_list)->window == window) return TRUE;
 
     GList *child = m_list->children;


@@ -969,13 +1099,12 @@ bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
     }
 
     return FALSE;
     }
 
     return FALSE;

+#endif

 }
 
 }
 

-void wxListBox::ApplyWidgetStyle()
+void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)

 {
 {

-    SetWidgetStyle();
-
-    if (m_backgroundColour.Ok())
+    if (m_hasBgCol && m_backgroundColour.Ok())

     {
         GdkWindow *window = GTK_WIDGET(m_list)->window;
         if ( window )
     {
         GdkWindow *window = GTK_WIDGET(m_list)->window;
         if ( window )


@@ -989,11 +1118,11 @@ void wxListBox::ApplyWidgetStyle()
     GList *child = m_list->children;
     while (child)
     {
     GList *child = m_list->children;
     while (child)
     {

-        gtk_widget_set_style( GTK_WIDGET(child->data), m_widgetStyle );
+        gtk_widget_modify_style( GTK_WIDGET(child->data), style );

 
         GtkBin *bin = GTK_BIN( child->data );
         GtkWidget *label = GTK_WIDGET( bin->child );
 
         GtkBin *bin = GTK_BIN( child->data );
         GtkWidget *label = GTK_WIDGET( bin->child );

-        gtk_widget_set_style( label, m_widgetStyle );
+        gtk_widget_modify_style( label, style );

 
         child = child->next;
     }
 
         child = child->next;
     }


@@ -1037,8 +1166,8 @@ void wxListBox::OnInternalIdle()
         }
     }
 
         }
     }
 

-    if (wxUpdateUIEvent::CanUpdate())
-        UpdateWindowUI();
+    if (wxUpdateUIEvent::CanUpdate(this))
+        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);

 }
 
 wxSize wxListBox::DoGetBestSize() const
 }
 
 wxSize wxListBox::DoGetBestSize() const


@@ -1066,7 +1195,9 @@ wxSize wxListBox::DoGetBestSize() const
     // make it too small neither
     lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
 
     // make it too small neither
     lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
 

-    return wxSize(lbWidth, lbHeight);
+    wxSize best(lbWidth, lbHeight);
+    CacheBestSize(best);        
+    return best;

 }
 
 void wxListBox::FixUpMouseEvent(GtkWidget *widget, wxCoord& x, wxCoord& y)
 }
 
 void wxListBox::FixUpMouseEvent(GtkWidget *widget, wxCoord& x, wxCoord& y)


@@ -1077,5 +1208,13 @@ void wxListBox::FixUpMouseEvent(GtkWidget *widget, wxCoord& x, wxCoord& y)
     y += widget->allocation.y;
 }
 
     y += widget->allocation.y;
 }
 

+
+// static
+wxVisualAttributes
+wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+    return GetDefaultAttributesFromGTKWidget(gtk_list_new, true);
+}
+

 #endif // wxUSE_LISTBOX
 
 #endif // wxUSE_LISTBOX