new graphics context implementation

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

diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp
index 8cbcaf27bd1e5ba604f167dfa297775b431f82fd..1f39a8f9ad47b04584e4301673327b793f88c562 100644 (file)
--- a/src/gtk/combobox.cpp
+++ b/src/gtk/combobox.cpp
@@ -14,11 +14,12 @@
 
 #include "wx/combobox.h"
 
-#include "wx/settings.h"
-#include "wx/arrstr.h"
-#include "wx/intl.h"
-
-#include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/settings.h"
+    #include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
+    #include "wx/arrstr.h"
+#endif
 
 // We use GtkCombo which has been deprecated since GTK+ 2.3.0
 // in favour of GtkComboBox for <GTK2.4 runtime
@@ -189,6 +190,9 @@ gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 
     if (!combo->m_hasVMT) return;
 
+    if (combo->GetSelection() == -1)
+        return;
+
     wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
     event.SetInt( combo->GetSelection() );
     event.SetString( combo->GetStringSelection() );
@@ -292,7 +296,7 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
         gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE );
 
         if (style & wxNO_BORDER)
-            g_object_set( GTK_ENTRY( combo->entry ), "has-frame", FALSE, NULL );
+            g_object_set (combo->entry, "has-frame", FALSE, NULL );
 
         GtkWidget *list = combo->list;
 
@@ -447,7 +451,7 @@ int wxComboBox::DoAppend( const wxString &item )
         EnableEvents();
     }
 
-    const size_t count = GetCount();
+    const unsigned int count = GetCount();
 
     if ( m_clientDataList.GetCount() < count )
         m_clientDataList.Append( (wxObject*) NULL );
@@ -459,7 +463,7 @@ int wxComboBox::DoAppend( const wxString &item )
     return count - 1;
 }
 
-int wxComboBox::DoInsert( const wxString &item, int pos )
+int wxComboBox::DoInsert(const wxString &item, unsigned int pos)
 {
     wxCHECK_MSG( !(GetWindowStyle() & wxCB_SORT), -1,
                     wxT("can't insert into sorted list"));
@@ -467,9 +471,9 @@ int wxComboBox::DoInsert( const wxString &item, int pos )
     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
     wxCHECK_MSG( IsValidInsert(pos), -1, wxT("invalid index") );
 
-    size_t count = GetCount();
+    unsigned int count = GetCount();
 
-    if ((size_t)pos == count)
+    if (pos == count)
         return Append(item);
 
 #ifdef __WXGTK24__
@@ -515,7 +519,7 @@ int wxComboBox::DoInsert( const wxString &item, int pos )
     return pos;
 }
 
-void wxComboBox::DoSetItemClientData( int n, void* clientData )
+void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
@@ -525,7 +529,7 @@ void wxComboBox::DoSetItemClientData( int n, void* clientData )
     node->SetData( (wxObject*) clientData );
 }
 
-void* wxComboBox::DoGetItemClientData( int n ) const
+void* wxComboBox::DoGetItemClientData(unsigned int n) const
 {
     wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid combobox") );
 
@@ -534,7 +538,7 @@ void* wxComboBox::DoGetItemClientData( int n ) const
     return node ? node->GetData() : NULL;
 }
 
-void wxComboBox::DoSetItemClientObject( int n, wxClientData* clientData )
+void wxComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
@@ -546,7 +550,7 @@ void wxComboBox::DoSetItemClientObject( int n, wxClientData* clientData )
     node->SetData( (wxObject*) clientData );
 }
 
-wxClientData* wxComboBox::DoGetItemClientObject( int n ) const
+wxClientData* wxComboBox::DoGetItemClientObject(unsigned int n) const
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") );
 
@@ -565,12 +569,12 @@ void wxComboBox::Clear()
     if (!gtk_check_version(2,4,0))
     {
         GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        size_t i;
-        for (i = 0; i < GetCount(); i++)
+        const unsigned int count = GetCount();
+        for (unsigned int i = 0; i < count; i++)
             gtk_combo_box_remove_text( combobox, 0 );
     }
-    else
-#endif
+    else // GTK+ < 2.4.0
+#endif // __WXGTK24__
     {
         GtkWidget *list = GTK_COMBO(m_widget)->list;
         gtk_list_clear_items( GTK_LIST(list), 0, GetCount() );
@@ -580,7 +584,7 @@ void wxComboBox::Clear()
     while (node)
     {
         wxClientData *cd = (wxClientData*)node->GetData();
-        if (cd) delete cd;
+        delete cd;
         node = node->GetNext();
     }
     m_clientObjectList.Clear();
@@ -592,7 +596,7 @@ void wxComboBox::Clear()
     InvalidateBestSize();
 }
 
-void wxComboBox::Delete( int n )
+void wxComboBox::Delete(unsigned int n)
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
@@ -641,7 +645,7 @@ void wxComboBox::Delete( int n )
     InvalidateBestSize();
 }
 
-void wxComboBox::SetString(int n, const wxString &text)
+void wxComboBox::SetString(unsigned int n, const wxString &text)
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
@@ -783,7 +787,7 @@ int wxComboBox::GetCurrentSelection() const
     return -1;
 }
 
-wxString wxComboBox::GetString( int n ) const
+wxString wxComboBox::GetString(unsigned int n) const
 {
     wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") );
 
@@ -836,7 +840,7 @@ wxString wxComboBox::GetStringSelection() const
         int sel = gtk_combo_box_get_active( combobox );
         if (sel == -1)
             return wxEmptyString;
-        return GetString( sel );
+        return GetString(sel);
     }
     else
 #endif
@@ -858,7 +862,7 @@ wxString wxComboBox::GetStringSelection() const
     return wxEmptyString;
 }
 
-size_t wxComboBox::GetCount() const
+unsigned int wxComboBox::GetCount() const
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") );
 
@@ -871,7 +875,7 @@ size_t wxComboBox::GetCount() const
         gtk_tree_model_get_iter_first( model, &iter );
         if (!gtk_list_store_iter_is_valid(GTK_LIST_STORE(model), &iter ))
             return 0;
-        size_t ret = 1;
+        unsigned int ret = 1;
         while (gtk_tree_model_iter_next( model, &iter ))
             ret++;
         return ret;
@@ -882,8 +886,12 @@ size_t wxComboBox::GetCount() const
         GtkWidget *list = GTK_COMBO(m_widget)->list;
 
         GList *child = GTK_LIST(list)->children;
-        size_t count = 0;
-        while (child) { count++; child = child->next; }
+        unsigned int count = 0;
+        while (child)
+        {
+            count++;
+            child = child->next;
+        }
         return count;
     }
 
@@ -1320,21 +1328,23 @@ GtkWidget* wxComboBox::GetConnectWidget()
     return GTK_WIDGET( entry );
 }
 
-bool wxComboBox::IsOwnGtkWindow( GdkWindow *window )
+GdkWindow *wxComboBox::GTKGetWindow(wxArrayGdkWindows& windows) const
 {
-    GtkEntry *entry = NULL;
 #ifdef __WXGTK24__
     if (!gtk_check_version(2,4,0))
     {
-        entry = GTK_ENTRY( GTK_BIN(m_widget)->child );
-        return (window == entry->text_area);
+        wxUnusedVar(windows);
+
+        return GTK_ENTRY(GTK_BIN(m_widget)->child)->text_area;
     }
     else
-#endif
+#endif // GTK+ 2.4
     {
-        entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry );
-        return ( (window == entry->text_area) ||
-                 (window == GTK_COMBO(m_widget)->button->window ) );
+        windows.push_back(GTK_ENTRY(GTK_COMBO(m_widget)->entry)->text_area);
+        windows.push_back(GTK_COMBO(m_widget)->button->window);
+
+        // indicate that we return multiple windows in the windows array
+        return NULL;
     }
 }
 
@@ -1347,10 +1357,10 @@ wxSize wxComboBox::DoGetBestSize() const
     if ( m_widget )
     {
         int width;
-        size_t count = GetCount();
-        for ( size_t n = 0; n < count; n++ )
+        unsigned int count = GetCount();
+        for ( unsigned int n = 0; n < count; n++ )
         {
-            GetTextExtent( GetString(n), &width, NULL, NULL, NULL );
+            GetTextExtent(GetString(n), &width, NULL, NULL, NULL );
             if ( width > ret.x )
                 ret.x = width;
         }