some wxArtProv docs

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

diff --git a/src/gtk/choice.cpp b/src/gtk/choice.cpp
index 5d129bb5af84db890bc5e3db5ea9ddfb47da3182..f62387d9b5832a748c85cb5a5a07e8a94b88273f 100644 (file)
--- a/src/gtk/choice.cpp
+++ b/src/gtk/choice.cpp
@@ -18,8 +18,7 @@
 
 #include "wx/choice.h"
 
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -210,9 +209,31 @@ void wxChoice::Clear()
         m_strings->Clear();
 }
 
-void wxChoice::Delete( int WXUNUSED(n) )
+void wxChoice::Delete( int n )
 {
-    wxFAIL_MSG( wxT("wxChoice:Delete not implemented") );
+    wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );
+
+    // VZ: apparently GTK+ doesn't have a built-in function to do it (not even
+    //     in 2.0), hence this dump implementation - still better than nothing
+    int i,
+        count = GetCount();
+
+    wxCHECK_RET( n >= 0 && n < count, _T("invalid index in wxChoice::Delete") );
+
+    wxArrayString items;
+    items.Alloc(count);
+    for ( i = 0; i < count; i++ )
+    {
+        if ( i != n )
+            items.Add(GetString(i));
+    }
+
+    Clear();
+
+    for ( i = 0; i < count - 1; i++ )
+    {
+        Append(items[i]);
+    }
 }
 
 int wxChoice::FindString( const wxString &string ) const
@@ -229,16 +250,18 @@ int wxChoice::FindString( const wxString &string ) const
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = (GtkLabel *) NULL;
-        if (bin->child) label = GTK_LABEL(bin->child);
-        if (!label) label = GTK_LABEL( GTK_BUTTON(m_widget)->child );
+        if (bin->child)
+            label = GTK_LABEL(bin->child);
+        if (!label)
+            label = GTK_LABEL( BUTTON_CHILD(m_widget) );
 
         wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );
 
-       if (string == wxString(label->label,*wxConvCurrent))
-           return count;
+        if (string == wxString(label->label,*wxConvCurrent))
+            return count;
 
-       child = child->next;
-       count++;
+        child = child->next;
+        count++;
     }
 
     return -1;
@@ -282,8 +305,10 @@ wxString wxChoice::GetString( int n ) const
         if (count == n)
         {
             GtkLabel *label = (GtkLabel *) NULL;
-            if (bin->child) label = GTK_LABEL(bin->child);
-            if (!label) label = GTK_LABEL( GTK_BUTTON(m_widget)->child );
+            if (bin->child)
+                label = GTK_LABEL(bin->child);
+            if (!label)
+                label = GTK_LABEL( BUTTON_CHILD(m_widget) );
 
             wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );
 
@@ -337,8 +362,10 @@ void wxChoice::ApplyWidgetStyle()
 
         GtkBin *bin = GTK_BIN( child->data );
         GtkWidget *label = (GtkWidget *) NULL;
-        if (bin->child) label = bin->child;
-        if (!label) label = GTK_BUTTON(m_widget)->child;
+        if (bin->child)
+            label = bin->child;
+        if (!label)
+            label = BUTTON_CHILD(m_widget);
 
         gtk_widget_set_style( label, m_widgetStyle );
 
@@ -434,7 +461,8 @@ wxSize wxChoice::DoGetBestSize() const
     if ( ret.x < 80 )
         ret.x = 80;
 
-    ret.y = 16 + gdk_char_height( m_widget->style->font, 'H' );
+    ret.y = 16 + gdk_char_height(GET_STYLE_FONT( m_widget->style ), 'H');
+
     return ret;
 }