Modified generic wxTreeCtrl to work under non-Unix platforms simultaneously

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

diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp
index a0a91e6a58e58e6aeca1a7dfa29d89af546b139b..fe859bb2eea5a6b6daf311aa769cc7ee1b7a17a6 100644 (file)
--- a/src/gtk/combobox.cpp
+++ b/src/gtk/combobox.cpp
@@ -18,8 +18,8 @@
 #include "wx/settings.h"
 #include "wx/intl.h"
 
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -105,7 +105,7 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxComboBox creation failed") );
-       return FALSE;
+        return FALSE;
     }
 
     m_widget = gtk_combo_new();
@@ -113,19 +113,12 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     // make it more useable
     gtk_combo_set_use_arrows_always(GTK_COMBO(m_widget), TRUE);
 
-    wxSize newSize = size;
-    if (newSize.x == -1)
-        newSize.x = 100;
-    if (newSize.y == -1)
-        newSize.y = 26;
-    SetSize( newSize.x, newSize.y );
-
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 
     for (int i = 0; i < n; i++)
     {
         /* don't send first event, which GTK sends aways when
-          inserting the first item */
+           inserting the first item */
         m_alreadySent = TRUE;
 
         GtkWidget *list_item = gtk_list_item_new_with_label( choices[i].mbc_str() );
@@ -155,9 +148,19 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed",
       GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 
+    wxSize size_best( DoGetBestSize() );
+    wxSize new_size( size );
+    if (new_size.x == -1)
+        new_size.x = size_best.x;
+    if (new_size.y == -1)
+        new_size.y = size_best.y;
+    if (new_size.y > size_best.y)
+        new_size.y = size_best.y;
+    if ((new_size.x != size.x) || (new_size.y != size.y))
+        SetSize( new_size.x, new_size.y );
+
     SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_WINDOW ) );
     SetForegroundColour( parent->GetForegroundColour() );
-    SetFont( parent->GetFont() );
 
     Show( TRUE );
 
@@ -460,7 +463,7 @@ void wxComboBox::Copy()
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION > 0)
+#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
     gtk_editable_copy_clipboard( GTK_EDITABLE(entry) );
 #else
     gtk_editable_copy_clipboard( GTK_EDITABLE(entry), 0 );
@@ -472,7 +475,7 @@ void wxComboBox::Cut()
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION > 0)
+#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
     gtk_editable_cut_clipboard( GTK_EDITABLE(entry) );
 #else
     gtk_editable_cut_clipboard( GTK_EDITABLE(entry), 0 );
@@ -484,7 +487,7 @@ void wxComboBox::Paste()
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION > 0)
+#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
     gtk_editable_paste_clipboard( GTK_EDITABLE(entry) );
 #else
     gtk_editable_paste_clipboard( GTK_EDITABLE(entry), 0 );
@@ -574,6 +577,7 @@ void wxComboBox::OnChar( wxKeyEvent &event )
             if ( FindString(value) == wxNOT_FOUND )
             {
                 Append(value);
+                SetStringSelection(value);
 
                 // and generate the selected event for it
                 wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() );
@@ -619,13 +623,13 @@ void wxComboBox::OnSize( wxSizeEvent &event )
 {
     event.Skip();
 
-    return;
-
+#if 0
     int w = 21;
     gtk_widget_set_usize( GTK_COMBO(m_widget)->entry, m_width-w-1, m_height );
 
     gtk_widget_set_uposition( GTK_COMBO(m_widget)->button, m_x+m_width-w, m_y );
     gtk_widget_set_usize( GTK_COMBO(m_widget)->button, w, m_height );
+#endif // 0
 }
 
 void wxComboBox::ApplyWidgetStyle()
@@ -660,4 +664,31 @@ bool wxComboBox::IsOwnGtkWindow( GdkWindow *window )
              (window == GTK_COMBO(m_widget)->button->window ) );
 }
 
+wxSize wxComboBox::DoGetBestSize() const
+{
+    wxSize ret( wxControl::DoGetBestSize() );
+
+    // we know better our horizontal extent: it depends on the longest string
+    // in the combobox
+    ret.x = 0;
+    if ( m_widget )
+    {
+        GdkFont *font = m_font.GetInternalFont();
+
+        wxCoord width;
+        size_t count = Number();
+        for ( size_t n = 0; n < count; n++ )
+        {
+            width = (wxCoord)gdk_string_width(font, GetString(n).mbc_str());
+            if ( width > ret.x )
+                ret.x = width;
+        }
+    }
+
+    // empty combobox should have some reasonable default size too
+    if ( ret.x < 100 )
+        ret.x = 100;
+    return ret;
+}
+
 #endif