fixed infinite loop in wxCursor(wxImage) ctor

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

diff --git a/src/gtk1/combobox.cpp b/src/gtk1/combobox.cpp
index b8ed05b45f8ceaaf32451304be2aff463a48299c..55cbde698363aeec9f4c5ec70f13234b958376e5 100644 (file)
--- a/src/gtk1/combobox.cpp
+++ b/src/gtk1/combobox.cpp
@@ -18,8 +18,9 @@
 #include "wx/settings.h"
 #include "wx/intl.h"
 
 #include "wx/settings.h"
 #include "wx/intl.h"
 

-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
+#include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
+
+#include "wx/gtk/private.h"

 
 //-----------------------------------------------------------------------------
 // idle system
 
 //-----------------------------------------------------------------------------
 // idle system


@@ -55,8 +56,18 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 
     combo->m_alreadySent = TRUE;
 
 
     combo->m_alreadySent = TRUE;
 

+    int curSelection = combo->GetSelection();
+
+    if (combo->m_prevSelection != curSelection)
+    {
+        GtkWidget *list = GTK_COMBO(combo->m_widget)->list;
+        gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection );
+    }
+
+    combo->m_prevSelection = curSelection;
+

     wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
     wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );

-    event.SetInt( combo->GetSelection() );
+    event.SetInt( curSelection );

     event.SetString( combo->GetStringSelection() );
     event.SetEventObject( combo );
 
     event.SetString( combo->GetStringSelection() );
     event.SetEventObject( combo );
 


@@ -100,18 +111,9 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     m_alreadySent = FALSE;
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
     m_alreadySent = FALSE;
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;

+    m_prevSelection = 0;

 
 

-    wxSize newSize = size,
-           bestSize = DoGetBestSize();
-
-    if (newSize.x == -1)
-        newSize.x = bestSize.x;
-    if (newSize.y == -1)
-        newSize.y = bestSize.y;
-    if (newSize.y > 30)
-        newSize.y = 30;
-
-    if (!PreCreation( parent, pos, newSize ) ||
+    if (!PreCreation( parent, pos, size ) ||

         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxComboBox creation failed") );
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxComboBox creation failed") );


@@ -121,10 +123,16 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     m_widget = gtk_combo_new();
 
     // make it more useable
     m_widget = gtk_combo_new();
 
     // make it more useable

-    gtk_combo_set_use_arrows_always(GTK_COMBO(m_widget), TRUE);
+    gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE );
+    
+    // and case-sensitive
+    gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE );
+

 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 

+    gtk_list_set_selection_mode( GTK_LIST(list), GTK_SELECTION_MULTIPLE );
+

     for (int i = 0; i < n; i++)
     {
         /* don't send first event, which GTK sends aways when
     for (int i = 0; i < n; i++)
     {
         /* don't send first event, which GTK sends aways when


@@ -145,6 +153,8 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     }
 
     m_parent->DoAddChild( this );
     }
 
     m_parent->DoAddChild( this );

+    
+    m_focusWidget = GTK_COMBO(m_widget)->entry;

 
     PostCreation();
 
 
     PostCreation();
 


@@ -158,9 +168,25 @@ 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);
 
     gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed",
       GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 

-    SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_WINDOW ) );
+    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 );
+        
+        // This is required for tool bar support
+        gtk_widget_set_usize( m_widget, new_size.x, new_size.y );
+    }
+
+
+    SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW ) );

     SetForegroundColour( parent->GetForegroundColour() );
     SetForegroundColour( parent->GetForegroundColour() );

-    SetFont( parent->GetFont() );

 
     Show( TRUE );
 
 
     Show( TRUE );
 


@@ -266,7 +292,7 @@ wxClientData* wxComboBox::GetClientObject( int n )
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") );
 
 {
     wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") );
 

-    wxNode *node = m_clientDataList.Nth( n );
+    wxNode *node = m_clientObjectList.Nth( n );

     if (!node) return (wxClientData*) NULL;
 
     return (wxClientData*) node->Data();
     if (!node) return (wxClientData*) NULL;
 
     return (wxClientData*) node->Data();


@@ -427,7 +453,9 @@ void wxComboBox::SetSelection( int n )
     DisableEvents();
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
     DisableEvents();
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;

+    gtk_list_unselect_item( GTK_LIST(list), m_prevSelection );

     gtk_list_select_item( GTK_LIST(list), n );
     gtk_list_select_item( GTK_LIST(list), n );

+    m_prevSelection = n;

 
     EnableEvents();
 }
 
     EnableEvents();
 }


@@ -463,11 +491,7 @@ void wxComboBox::Copy()
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;

-#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
-    gtk_editable_copy_clipboard( GTK_EDITABLE(entry) );
-#else
-    gtk_editable_copy_clipboard( GTK_EDITABLE(entry), 0 );
-#endif
+    gtk_editable_copy_clipboard( GTK_EDITABLE(entry) DUMMY_CLIPBOARD_ARG );

 }
 
 void wxComboBox::Cut()
 }
 
 void wxComboBox::Cut()


@@ -475,11 +499,7 @@ void wxComboBox::Cut()
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;

-#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
-    gtk_editable_cut_clipboard( GTK_EDITABLE(entry) );
-#else
-    gtk_editable_cut_clipboard( GTK_EDITABLE(entry), 0 );
-#endif
+    gtk_editable_cut_clipboard( GTK_EDITABLE(entry) DUMMY_CLIPBOARD_ARG );

 }
 
 void wxComboBox::Paste()
 }
 
 void wxComboBox::Paste()


@@ -487,11 +507,7 @@ void wxComboBox::Paste()
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;

-#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
-    gtk_editable_paste_clipboard( GTK_EDITABLE(entry) );
-#else
-    gtk_editable_paste_clipboard( GTK_EDITABLE(entry), 0 );
-#endif
+    gtk_editable_paste_clipboard( GTK_EDITABLE(entry) DUMMY_CLIPBOARD_ARG);

 }
 
 void wxComboBox::SetInsertionPoint( long pos )
 }
 
 void wxComboBox::SetInsertionPoint( long pos )


@@ -511,8 +527,7 @@ void wxComboBox::SetInsertionPointEnd()
 
 long wxComboBox::GetInsertionPoint() const
 {
 
 long wxComboBox::GetInsertionPoint() const
 {

-    GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-    return (long) GTK_EDITABLE(entry)->current_pos;
+    return (long) GET_EDITABLE_POS( GTK_COMBO(m_widget)->entry );

 }
 
 long wxComboBox::GetLastPosition() const
 }
 
 long wxComboBox::GetLastPosition() const


@@ -577,6 +592,7 @@ void wxComboBox::OnChar( wxKeyEvent &event )
             if ( FindString(value) == wxNOT_FOUND )
             {
                 Append(value);
             if ( FindString(value) == wxNOT_FOUND )
             {
                 Append(value);

+                SetStringSelection(value);

 
                 // and generate the selected event for it
                 wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() );
 
                 // and generate the selected event for it
                 wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() );


@@ -585,10 +601,29 @@ void wxComboBox::OnChar( wxKeyEvent &event )
                 event.SetEventObject( this );
                 GetEventHandler()->ProcessEvent( event );
             }
                 event.SetEventObject( this );
                 GetEventHandler()->ProcessEvent( event );
             }

-            //else: do nothing, this will open the listbox
+
+            // This will invoke the dialog default action, such
+            // as the clicking the default button.
+
+            wxWindow *top_frame = m_parent;
+            while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+            top_frame = top_frame->GetParent();
+    
+            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);
+                    return;
+                }
+            }
+            
+            return;

         }
     }
         }
     }

-
+    

     event.Skip();
 }
 
     event.Skip();
 }
 


@@ -665,8 +700,29 @@ bool wxComboBox::IsOwnGtkWindow( GdkWindow *window )
 
 wxSize wxComboBox::DoGetBestSize() const
 {
 
 wxSize wxComboBox::DoGetBestSize() const
 {

-    // totally bogus - should measure the strings in the combo!
-    return wxSize(100, 26);
+    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
 }
 
 #endif