Removed a line of debug code that got left in

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

diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index 86679dd65507c0f7a25acabee058a87fb94774d9..ea20374c2ded7e221a76daeaa5916771ec3582ae 100644 (file)
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -90,11 +90,11 @@ static gint wxlistbox_idle_callback( gpointer gdata )
     gdk_threads_enter();
 
     gtk_idle_remove( data->m_tag );
-    
+
     data->m_listbox->SetFirstItem( data->m_item );
-    
+
     delete data;
-    
+
     gdk_threads_leave();
 
     return TRUE;
@@ -219,7 +219,7 @@ gtk_listbox_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxLis
         // eat return in all modes
         ret = TRUE;
     }
-        
+
 #if wxUSE_CHECKLISTBOX
     if ((gdk_event->keyval == ' ') && (listbox->m_hasCheckBoxes) && (!ret))
     {
@@ -261,7 +261,7 @@ static void gtk_listitem_deselect_callback( GtkWidget *widget, wxListBox *listbo
     gtk_listitem_select_cb( widget, listbox, FALSE );
 }
 
-static void gtk_listitem_select_cb( GtkWidget *WXUNUSED(widget), wxListBox *listbox, bool is_selection )
+static void gtk_listitem_select_cb( GtkWidget *widget, wxListBox *listbox, bool is_selection )
 {
     if (g_isIdle) wxapp_install_idle_handler();
 
@@ -270,7 +270,19 @@ static void gtk_listitem_select_cb( GtkWidget *WXUNUSED(widget), wxListBox *list
 
     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
     event.SetEventObject( listbox );
-    event.SetExtraLong( (long) is_selection );
+//    MSW doesn't do that either
+//    event.SetExtraLong( (long) is_selection );
+
+
+    if ((listbox->GetWindowStyleFlag() & wxLB_SINGLE) != 0)
+    {
+        int sel = listbox->GtkGetIndex( widget );
+
+        if (listbox->m_prevSelection != sel)
+            gtk_list_unselect_item( listbox->m_list, listbox->m_prevSelection );
+
+        listbox->m_prevSelection = sel;
+    }
 
     wxArrayInt aSelections;
     int n, count = listbox->GetSelections(aSelections);
@@ -290,8 +302,9 @@ static void gtk_listitem_select_cb( GtkWidget *WXUNUSED(widget), wxListBox *list
 
     event.m_commandInt = n;
 
-    listbox->GetEventHandler()->AddPendingEvent( event );
-//    listbox->GetEventHandler()->ProcessEvent( event );
+//    No longer required with new code in wxLB_SINGLE
+//    listbox->GetEventHandler()->AddPendingEvent( event );
+    listbox->GetEventHandler()->ProcessEvent( event );
 }
 
 //-----------------------------------------------------------------------------
@@ -320,6 +333,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 {
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
+    m_prevSelection = 0;  // or -1 ??
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
@@ -355,7 +369,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     {
         // if style was 0 set single mode
         m_windowStyle |= wxLB_SINGLE;
-        mode = GTK_SELECTION_BROWSE;
+        mode = GTK_SELECTION_MULTIPLE;
     }
 
     gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
@@ -410,7 +424,7 @@ wxListBox::~wxListBox()
     m_hasVMT = FALSE;
 
     Clear();
-    
+
     if (m_strings)
       delete m_strings;
 }
@@ -441,7 +455,7 @@ void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
         for (size_t n = 0; n < nItems; n++)
         {
             index = m_strings->Add( items[n] );
-            
+
             if (index != GetCount())
             {
                 GtkAddItem( items[n], index );
@@ -535,7 +549,7 @@ void wxListBox::GtkAddItem( const wxString &item, int pos )
     gtk_signal_connect( GTK_OBJECT(list_item), "select",
       GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
 
-    if (HasFlag(wxLB_MULTIPLE))
+    if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
         gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
           GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
 
@@ -647,7 +661,7 @@ void wxListBox::Clear()
 {
     wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
 
-    gtk_list_clear_items( m_list, 0, Number() );
+    gtk_list_clear_items( m_list, 0, GetCount() );
 
     if ( HasClientObjectData() )
     {
@@ -844,7 +858,12 @@ void wxListBox::SetSelection( int n, bool select )
     GtkDisableEvents();
 
     if (select)
+    {
+        if ((m_windowStyle & wxLB_SINGLE) != 0)
+            gtk_list_unselect_item( m_list, m_prevSelection );
         gtk_list_select_item( m_list, n );
+        m_prevSelection = n;
+    }
     else
         gtk_list_unselect_item( m_list, n );
 
@@ -857,18 +876,18 @@ void wxListBox::DoSetFirstItem( int n )
 
     if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_list))
         return;
-    
-    // terribly efficient    
+
+    // terribly efficient
     const gchar *vadjustment_key = "gtk-vadjustment";
     guint vadjustment_key_id = g_quark_from_static_string (vadjustment_key);
-    
-    GtkAdjustment *adjustment = 
+
+    GtkAdjustment *adjustment =
        (GtkAdjustment*) gtk_object_get_data_by_id (GTK_OBJECT (m_list), vadjustment_key_id);
     wxCHECK_RET( adjustment, wxT("invalid listbox code") );
 
     GList *target = g_list_nth( m_list->children, n );
     wxCHECK_RET( target, wxT("invalid listbox index") );
-    
+
     GtkWidget *item = GTK_WIDGET(target->data);
     wxCHECK_RET( item, wxT("invalid listbox code") );
 
@@ -878,7 +897,7 @@ void wxListBox::DoSetFirstItem( int n )
         data->m_listbox = this;
         data->m_item = n;
         data->m_tag = gtk_idle_add_priority( 800, wxlistbox_idle_callback, (gpointer) data );
-        
+
         return;
     }
 
@@ -928,7 +947,7 @@ void wxListBox::GtkDisableEvents()
         gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
           GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
 
-        if (HasFlag(wxLB_MULTIPLE))
+        if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
             gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
               GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
 
@@ -944,7 +963,7 @@ void wxListBox::GtkEnableEvents()
         gtk_signal_connect( GTK_OBJECT(child->data), "select",
           GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
 
-        if (HasFlag(wxLB_MULTIPLE))
+        if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
             gtk_signal_connect( GTK_OBJECT(child->data), "deselect",
               GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
 
@@ -1034,7 +1053,30 @@ void wxListBox::OnInternalIdle()
 
 wxSize wxListBox::DoGetBestSize() const
 {
-    return wxSize(100, 110);
+    int lbWidth = 100;  // some defaults
+    int lbHeight = 110;
+    int wLine;
+
+    // Find the widest line
+    for(int i = 0; i < GetCount(); i++) {
+        wxString str(GetString(i));
+        GetTextExtent(str, &wLine, NULL);
+        lbWidth = wxMax(lbWidth, wLine);
+    }
+
+    // Add room for the scrollbar
+    lbWidth += wxSystemSettings::GetSystemMetric(wxSYS_VSCROLL_X);
+
+    // And just a bit more
+    int cx, cy;
+    GetTextExtent("X", &cx, &cy);
+    lbWidth += 3 * cx;
+
+    // don't make the listbox too tall (limit height to around 10 items) but don't
+    // make it too small neither
+    lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
+
+    return wxSize(lbWidth, lbHeight);
 }
 
 #endif