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[wxWidgets.git] / src / gtk1 / listbox.cpp
index 198a207afa9c28ef604fa49280f534ee80390d62..0fef7278411a13debb9512e02f3192a4ae376ee6 100644 (file)
 #include "wx/dynarray.h"
 #include "wx/listbox.h"
 #include "wx/utils.h"
-#include <wx/intl.h>
+#include "wx/intl.h"
+#include "wx/checklst.h"
+
+#if wxUSE_DRAG_AND_DROP
+#include "wx/dnd.h"
+#endif
+
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+
+//-------------------------------------------------------------------------
+// conditional compilation
+//-------------------------------------------------------------------------
+
+#if (GTK_MINOR_VERSION == 1)
+#if (GTK_MICRO_VERSION >= 5)
+#define NEW_GTK_SCROLL_CODE
+#endif
+#endif
 
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 
 extern bool   g_blockEventsOnDrag;
+extern bool   g_blockEventsOnScroll;
+
+//-----------------------------------------------------------------------------
+// "button_press_event"
+//-----------------------------------------------------------------------------
+
+static gint 
+gtk_listbox_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxListBox *listbox )
+{
+    if (g_blockEventsOnDrag) return FALSE;
+    if (g_blockEventsOnScroll) return FALSE;
+
+    if (!listbox->HasVMT()) return FALSE;
+
+    int sel = listbox->GetIndex( widget );
+    
+    if ((listbox->m_hasCheckBoxes) && (gdk_event->x < 15) && (gdk_event->type != GDK_2BUTTON_PRESS))
+    {
+        wxCheckListBox *clb = (wxCheckListBox *)listbox;
+    
+        clb->Check( sel, !clb->IsChecked(sel) );
+    
+        wxCommandEvent event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, listbox->GetId() );
+        event.SetEventObject( listbox );
+        event.SetInt( sel );
+        listbox->GetEventHandler()->ProcessEvent( event );
+    }
+    
+    if (gdk_event->type == GDK_2BUTTON_PRESS)
+    {
+        wxCommandEvent event( wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
+        event.SetEventObject( listbox );
+        event.SetInt( sel );
+        listbox->GetEventHandler()->ProcessEvent( event );
+    }
+
+    return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "key_press_event"
+//-----------------------------------------------------------------------------
+
+static gint 
+gtk_listbox_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxListBox *listbox )
+{
+    if (g_blockEventsOnDrag) return FALSE;
+
+    if (!listbox->HasVMT()) return FALSE;
+
+    if (gdk_event->keyval != ' ') return FALSE;
+    
+    int sel = listbox->GetIndex( widget );
+    
+    wxCheckListBox *clb = (wxCheckListBox *)listbox;
+    
+    clb->Check( sel, !clb->IsChecked(sel) );
+    
+    wxCommandEvent event( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, listbox->GetId() );
+    event.SetEventObject( listbox );
+    event.SetInt( sel );
+    listbox->GetEventHandler()->ProcessEvent( event );
+       
+    return FALSE;
+}
 
 //-----------------------------------------------------------------------------
 // "select" and "deselect"
@@ -64,6 +147,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxListBox,wxControl)
 wxListBox::wxListBox()
 {
     m_list = (GtkList *) NULL;
+    m_hasCheckBoxes = FALSE;
 }
 
 bool wxListBox::Create( wxWindow *parent, wxWindowID id,
@@ -72,6 +156,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
                         long style, const wxValidator& validator, const wxString &name )
 {
     m_needParent = TRUE;
+    m_acceptsFocus = TRUE;
 
     PreCreation( parent, id, pos, size, style, name );
 
@@ -80,7 +165,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL );
     gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
       GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
-
+      
     m_list = GTK_LIST( gtk_list_new() );
 
     GtkSelectionMode mode = GTK_SELECTION_BROWSE;
@@ -91,7 +176,31 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
 
+#ifdef NEW_GTK_SCROLL_CODE
+    gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW(m_widget), GTK_WIDGET(m_list) );
+#else
     gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) );
+#endif
+
+#ifdef __WXDEBUG__
+    debug_focus_in( m_widget, "wxListBox::m_widget", name );
+    
+    debug_focus_in( GTK_WIDGET(m_list), "wxListBox::m_list", name );
+
+    GtkScrolledWindow *s_window = GTK_SCROLLED_WINDOW(m_widget);
+
+    debug_focus_in( s_window->hscrollbar, "wxWindow::hsrcollbar", name );
+    debug_focus_in( s_window->vscrollbar, "wxWindow::vsrcollbar", name );
+
+#ifdef NEW_GTK_SCROLL_CODE
+    GtkViewport *viewport = GTK_VIEWPORT(s_window->child);
+#else
+    GtkViewport *viewport = GTK_VIEWPORT(s_window->viewport);
+#endif
+
+    debug_focus_in( GTK_WIDGET(viewport), "wxWindow::viewport", name );
+#endif
+
     gtk_widget_show( GTK_WIDGET(m_list) );
 
     wxSize newSize = size;
@@ -105,8 +214,22 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         m_clientObjectList.Append( (wxObject*) NULL );
   
         GtkWidget *list_item;
-        list_item = gtk_list_item_new_with_label( choices[i] );
-
+       
+       if (m_hasCheckBoxes)
+       {
+            wxString str = "[-] ";
+           str += choices[i];
+            list_item = gtk_list_item_new_with_label( str );
+       }
+       else
+       {
+            list_item = gtk_list_item_new_with_label( choices[i] );
+       }
+
+#ifdef __WXDEBUG__
+        debug_focus_in( list_item, "wxListBox::list_item", name );
+#endif    
+    
         gtk_container_add( GTK_CONTAINER(m_list), list_item );
 
         gtk_signal_connect( GTK_OBJECT(list_item), "select",
@@ -116,6 +239,19 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
             gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
               GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
 
+        gtk_signal_connect( GTK_OBJECT(list_item), 
+                           "button_press_event",
+                            (GtkSignalFunc)gtk_listbox_button_press_callback, 
+                           (gpointer) this );
+       
+       if (m_hasCheckBoxes)
+       {
+            gtk_signal_connect( GTK_OBJECT(list_item), 
+                           "key_press_event",
+                            (GtkSignalFunc)gtk_listbox_key_press_callback, 
+                           (gpointer)this );
+       }
+       
         ConnectWidget( list_item );    
        
         gtk_widget_show( list_item );
@@ -139,14 +275,25 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
 wxListBox::~wxListBox()
 {
-  Clear();
+    Clear();
 }
 
 void wxListBox::AppendCommon( const wxString &item )
 {
     wxCHECK_RET( m_list != NULL, "invalid listbox" );
   
-    GtkWidget *list_item = gtk_list_item_new_with_label( item );
+    GtkWidget *list_item;
+    
+    if (m_hasCheckBoxes)
+    {
+        wxString str = "[-] ";
+       str += item;
+        list_item = gtk_list_item_new_with_label( str );
+    }
+    else
+    {
+        list_item = gtk_list_item_new_with_label( item );
+    }
 
     gtk_signal_connect( GTK_OBJECT(list_item), "select",
       GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
@@ -159,11 +306,28 @@ void wxListBox::AppendCommon( const wxString &item )
 
     if (m_widgetStyle) ApplyWidgetStyle();
   
+    gtk_signal_connect( GTK_OBJECT(list_item), 
+                       "button_press_event",
+                        (GtkSignalFunc)gtk_listbox_button_press_callback, 
+                       (gpointer) this );
+    
+    if (m_hasCheckBoxes)
+    {
+       gtk_signal_connect( GTK_OBJECT(list_item), 
+                       "key_press_event",
+                        (GtkSignalFunc)gtk_listbox_key_press_callback, 
+                       (gpointer)this );
+    }
+       
     gtk_widget_show( list_item );
 
     ConnectWidget( list_item );
 
+#if wxUSE_DRAG_AND_DROP
+#ifndef NEW_GTK_DND_CODE
     if (m_dropTarget) m_dropTarget->RegisterWidget( list_item );
+#endif
+#endif
 }
 
 void wxListBox::Append( const wxString &item )
@@ -257,13 +421,9 @@ void wxListBox::Delete( int n )
 
     GList *child = g_list_nth( m_list->children, n );
 
-    if (!child)
-    {
-      wxFAIL_MSG("wrong listbox index");
-      return;
-    }
+    wxCHECK_RET( child, "wrong listbox index" );
 
-    GList *list = g_list_append( NULL, child->data );
+    GList *list = g_list_append( (GList*) NULL, child->data );
     gtk_list_remove_items( m_list, list );
     g_list_free( list );
 
@@ -299,7 +459,12 @@ int wxListBox::FindString( const wxString &item ) const
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        if (item == label->label) return count;
+       
+       wxString str = label->label;
+       if (m_hasCheckBoxes) str.Remove( 0, 4 );
+       
+        if (str == item) return count;
+       
         count++;
         child = child->next;
     }
@@ -363,7 +528,11 @@ wxString wxListBox::GetString( int n ) const
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        return label->label;
+       
+       wxString str = label->label;
+       if (m_hasCheckBoxes) str.Remove( 0, 4 );
+       
+        return str;
     }
     wxFAIL_MSG("wrong listbox index");
     return "";
@@ -377,9 +546,14 @@ wxString wxListBox::GetStringSelection() const
     if (selection)
     {
         GtkBin *bin = GTK_BIN( selection->data );
-        wxString tmp = GTK_LABEL( bin->child )->label;
-        return tmp;
+        GtkLabel *label = GTK_LABEL( bin->child );
+       
+       wxString str = label->label;
+       if (m_hasCheckBoxes) str.Remove( 0, 4 );
+       
+        return str;
     }
+    
     wxFAIL_MSG("no listbox selection available");
     return "";
 }
@@ -446,7 +620,12 @@ void wxListBox::SetString( int n, const wxString &string )
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        gtk_label_set( label, string );
+       
+       wxString str;
+       if (m_hasCheckBoxes) str += "[-] ";
+       str += string;
+       
+        gtk_label_set( label, str );
     }
     else
     {
@@ -477,51 +656,38 @@ int wxListBox::GetIndex( GtkWidget *item ) const
     return -1;
 }
 
+#if wxUSE_DRAG_AND_DROP
 void wxListBox::SetDropTarget( wxDropTarget *dropTarget )
 {
     wxCHECK_RET( m_list != NULL, "invalid listbox" );
   
+#ifndef NEW_GTK_DND_CODE
     if (m_dropTarget)
     {
         GList *child = m_list->children;
         while (child)
         {
-#ifdef NEW_GTK_DND_CODE
-            GtkBin *item = GTK_BIN( child->data );
-           m_dropTarget->UnregisterWidget( item->child );
-#else
            m_dropTarget->UnregisterWidget( GTK_WIDGET( child->data ) );
-#endif
             child = child->next;
         }
     }
-
-#ifndef NEW_GTK_DND_CODE
-    if (m_dropTarget) m_dropTarget->UnregisterWidget( m_list );
 #endif
-
-    if (m_dropTarget) delete m_dropTarget;
-    m_dropTarget = dropTarget;
+    
+    wxWindow::SetDropTarget( dropTarget );
 
 #ifndef NEW_GTK_DND_CODE
-    if (m_dropTarget) m_dropTarget->RegisterWidget( dnd_widget );
-#endif
-
     if (m_dropTarget)
     {
         GList *child = m_list->children;
         while (child)
         {
-#ifdef NEW_GTK_DND_CODE
-            GtkBin *item = GTK_BIN( child->data );
-           m_dropTarget->RegisterWidget( item->child );
-#else
            m_dropTarget->RegisterWidget( GTK_WIDGET( child->data ) );
-#endif
             child = child->next;
         }
     }
+#endif
 }
+#endif
 
 GtkWidget *wxListBox::GetConnectWidget()
 {
@@ -558,8 +724,12 @@ void wxListBox::ApplyWidgetStyle()
     GList *child = m_list->children;
     while (child)
     {
-        gtk_widget_set_style( GTK_BIN(child->data)->child, m_widgetStyle );
         gtk_widget_set_style( GTK_WIDGET(child->data), m_widgetStyle );
+       
+        GtkBin *bin = GTK_BIN( child->data );
+        GtkWidget *label = GTK_WIDGET( bin->child );
+        gtk_widget_set_style( label, m_widgetStyle );
+       
         child = child->next;
     }
 }