Option for variable line heights (MSW and GTK+ sofar)

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

diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp
index 6f6c9fecdcdffba8c7c9839a22d7205824572784..e3feabd0114f63e0d52ce5a4ad37eba0f891919e 100644 (file)
--- a/src/gtk/combobox.cpp
+++ b/src/gtk/combobox.cpp
@@ -116,6 +116,11 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
     m_widget = gtk_combo_box_entry_new_text();
 
+    // Set it up to trigger default item on enter key press 
+    GtkWidget *widget = gtk_bin_get_child(GTK_BIN(m_widget));
+    gtk_entry_set_activates_default(GTK_ENTRY(widget),
+                                    !HasFlag(wxTE_PROCESS_ENTER));
+    
     if (HasFlag(wxBORDER_NONE))
     {
         // Doesn't seem to work
@@ -382,17 +387,6 @@ void wxComboBox::OnChar( wxKeyEvent &event )
                     return;
                 }
             }
-
-            // On enter key press, we must give a signal to default control, 
-            // Otherwise, nothing happens when pressing Enter from inside a 
-            // combo box in a dialog. 
-            wxWindow *top_frame = wxGetTopLevelParent(this);
-            if( top_frame && GTK_IS_WINDOW(top_frame->m_widget) )
-            {
-                GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
-                if ( window->default_widget )
-                    gtk_widget_activate( window->default_widget );
-            }
             break;
     }
 
@@ -431,25 +425,27 @@ GdkWindow *wxComboBox::GTKGetWindow(wxArrayGdkWindows& windows) const
 
 wxSize wxComboBox::DoGetBestSize() const
 {
+    // strangely, this returns a width of 188 pixels from GTK+ (?)
     wxSize ret( wxControl::DoGetBestSize() );
 
     // we know better our horizontal extent: it depends on the longest string
     // in the combobox
     if ( m_widget )
     {
+        ret.x = 60;  // start with something "sensible"
         int width;
         unsigned int count = GetCount();
         for ( unsigned int n = 0; n < count; n++ )
         {
             GetTextExtent(GetString(n), &width, NULL, NULL, NULL );
-            if ( width > ret.x )
-                ret.x = width;
+            if ( width + 40 > ret.x ) // 40 for drop down arrow and space around text
+                ret.x = width + 40;
         }
     }
 
     // empty combobox should have some reasonable default size too
-    if ( ret.x < 100 )
-        ret.x = 100;
+    if ((GetCount() == 0) && (ret.x < 80))
+        ret.x = 80;
 
     CacheBestSize(ret);
     return ret;
@@ -493,15 +489,12 @@ void wxComboBox::OnRedo(wxCommandEvent& WXUNUSED(event))
 
 void wxComboBox::OnDelete(wxCommandEvent& WXUNUSED(event))
 {
-    long from, to;
-    GetSelection(& from, & to);
-    if (from != -1 && to != -1)
-        Remove(from, to);
+    RemoveSelection();
 }
 
 void wxComboBox::OnSelectAll(wxCommandEvent& WXUNUSED(event))
 {
-    SetSelection(-1, -1);
+    SelectAll();
 }
 
 void wxComboBox::OnUpdateCut(wxUpdateUIEvent& event)
@@ -536,7 +529,7 @@ void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event)
 
 void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event)
 {
-    event.Enable(GetLastPosition() > 0);
+    event.Enable(!wxTextEntry::IsEmpty());
 }
 
 #endif // wxUSE_COMBOBOX