X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e8c72fce145ad5a90bbfbe655f791cde889d14ed..133506215101bd8cffbf81e6c36944f7d5e2f8db:/src/gtk/listbox.cpp

diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index 7fbd69425f..0a266f5376 100644
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -79,7 +79,7 @@ gtk_listbox_row_activated_callback(GtkTreeView        * WXUNUSED(treeview),
 
     if (listbox->IsSelected(sel))
     {
-        GtkTreeEntry* entry = listbox->GtkGetEntry(sel);
+        GtkTreeEntry* entry = listbox->GTKGetEntry(sel);
 
         if (entry)
         {
@@ -119,107 +119,15 @@ gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
 {
     if (g_blockEventsOnDrag) return;
 
-    wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
-    event.SetEventObject( listbox );
-
-    if (listbox->HasFlag(wxLB_MULTIPLE) || listbox->HasFlag(wxLB_EXTENDED))
+    if (listbox->HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED))
     {
-        wxArrayInt selections;
-        listbox->GetSelections( selections );
-        
-        if ((selections.GetCount() == 0) && (listbox->m_oldSelection.GetCount() == 0))
-        {
-            // nothing changed, just leave
-            return;
-        }
-        
-        if (selections.GetCount() == listbox->m_oldSelection.GetCount())
-        {
-            bool changed = false;
-            size_t idx;
-            for (idx = 0; idx < selections.GetCount(); idx++)
-            {
-                if (selections[idx] != listbox->m_oldSelection[idx])
-                {
-                    changed = true;
-                    break;
-                }
-            }
-            
-            // nothing changed, just leave
-            if (!changed)
-               return;
-        }
-
-        if (selections.GetCount() == 0)
-        {
-            // indicate that this is a deselection
-            event.SetExtraLong( 0 );
-            
-            // take first item in old selection
-            event.SetInt( listbox->m_oldSelection[0] );
-            event.SetString( listbox->GetString( listbox->m_oldSelection[0] ) );
-            
-            listbox->m_oldSelection = selections;
-
-            listbox->HandleWindowEvent( event );
-
-            return;
-        }
-        
-        // Now test if any new item is selected
-        bool any_new_selected = false;
-        size_t idx;
-        for (idx = 0; idx < selections.GetCount(); idx++)
-        {
-            int item = selections[idx];
-            if (listbox->m_oldSelection.Index(item) == wxNOT_FOUND)
-            {
-                event.SetInt( item );
-                event.SetString( listbox->GetString( item ) );
-                any_new_selected = true;
-                break;
-            }
-        }
-        
-        if (any_new_selected)
-        {
-            // indicate that this is a selection
-            event.SetExtraLong( 1 );
-
-            listbox->m_oldSelection = selections;
-            listbox->HandleWindowEvent( event );
-            return;
-        }
-        
-        // Now test if any new item is deselected
-        bool any_new_deselected = false;
-        for (idx = 0; idx < listbox->m_oldSelection.GetCount(); idx++)
-        {
-            int item = listbox->m_oldSelection[idx];
-            if (selections.Index(item) == wxNOT_FOUND)
-            {
-                event.SetInt( item );
-                event.SetString( listbox->GetString( item ) );
-                any_new_deselected = true;
-                break;
-            }
-        }
-        
-        if (any_new_deselected)
-        {
-            // indicate that this is a selection
-            event.SetExtraLong( 0 );
-
-            listbox->m_oldSelection = selections;
-            listbox->HandleWindowEvent( event );
-            return;
-        }
-        
-        wxLogError( wxT("Wrong wxListBox selection") );
+        listbox->CalcAndSendEvent();
     }
-    else
+    else // single selection
     {
+        wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
+        event.SetEventObject( listbox );
+
         int index = listbox->GetSelection();
         if (index == wxNOT_FOUND)
         {
@@ -233,7 +141,7 @@ gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
         }
         else
         {
-            GtkTreeEntry* entry = listbox->GtkGetEntry( index );
+            GtkTreeEntry* entry = listbox->GTKGetEntry( index );
 
             // indicate that this is a selection
             event.SetExtraLong( 1 );
@@ -261,23 +169,32 @@ gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static gint
+static gboolean
 gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
                                 GdkEventKey *gdk_event,
                                 wxListBox *listbox )
 {
-    if ((gdk_event->keyval == GDK_Return) || 
+    if ((gdk_event->keyval == GDK_Return) ||
         (gdk_event->keyval == GDK_ISO_Enter) ||
         (gdk_event->keyval == GDK_KP_Enter))
     {
-        int index = listbox->GetSelection();
+        int index = -1;
+        if (!listbox->HasMultipleSelection())
+            index = listbox->GetSelection();
+        else
+        {
+            wxArrayInt sels;
+            if (listbox->GetSelections( sels ) < 1)
+                return FALSE;
+            index = sels[0];
+        }
+
         if (index != wxNOT_FOUND)
         {
-        
             wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
             event.SetEventObject( listbox );
-            
-            GtkTreeEntry* entry = listbox->GtkGetEntry( index );
+
+            GtkTreeEntry* entry = listbox->GTKGetEntry( index );
 
             // indicate that this is a selection
             event.SetExtraLong( 1 );
@@ -295,7 +212,7 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
             /* bool ret = */ listbox->HandleWindowEvent( event );
 
             g_object_unref (entry);
-            
+
 //          wxMac and wxMSW always invoke default action
 //          if (!ret)
             {
@@ -308,13 +225,13 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
                         gtk_window_activate_default( gtk_window );
                 }
             }
-            
+
             // Always intercept, otherwise we'd get another dclick
             // event from row_activated
             return TRUE;
         }
     }
-    
+
     return FALSE;
 }
 }
@@ -413,7 +330,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)
 
 void wxListBox::Init()
 {
-    m_treeview = (GtkTreeView*) NULL;
+    m_treeview = NULL;
 #if wxUSE_CHECKLISTBOX
     m_hasCheckBoxes = false;
 #endif // wxUSE_CHECKLISTBOX
@@ -444,7 +361,8 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         return false;
     }
 
-    m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL );
+    m_widget = gtk_scrolled_window_new( NULL, NULL );
+    g_object_ref(m_widget);
     if (style & wxLB_ALWAYS_SB)
     {
       gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
@@ -457,7 +375,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     }
 
 
-    GtkScrolledWindowSetBorder(m_widget, style);
+    GTKScrolledWindowSetBorder(m_widget, style);
 
     m_treeview = GTK_TREE_VIEW( gtk_tree_view_new( ) );
 
@@ -504,17 +422,13 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
     gtk_tree_view_set_enable_search(m_treeview, FALSE);
 
     GtkSelectionMode mode;
-    if (style & wxLB_MULTIPLE)
+    // GTK_SELECTION_EXTENDED is a deprecated synonym for GTK_SELECTION_MULTIPLE
+    if ( style & (wxLB_MULTIPLE | wxLB_EXTENDED) )
     {
         mode = GTK_SELECTION_MULTIPLE;
     }
-    else if (style & wxLB_EXTENDED)
-    {
-        mode = GTK_SELECTION_EXTENDED;
-    }
-    else
+    else // no multi-selection flags specified
     {
-        // if style was 0 set single mode
         m_windowStyle |= wxLB_SINGLE;
         mode = GTK_SELECTION_SINGLE;
     }
@@ -562,7 +476,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     g_signal_connect_after (selection, "changed",
                             G_CALLBACK (gtk_listitem_changed_callback), this);
- 
+
     return true;
 }
 
@@ -573,7 +487,7 @@ wxListBox::~wxListBox()
     Clear();
 }
 
-void wxListBox::GtkDisableEvents()
+void wxListBox::GTKDisableEvents()
 {
     GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
 
@@ -581,14 +495,23 @@ void wxListBox::GtkDisableEvents()
                                 (gpointer) gtk_listitem_changed_callback, this);
 }
 
-void wxListBox::GtkEnableEvents()
+void wxListBox::GTKEnableEvents()
 {
     GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview );
 
     g_signal_handlers_unblock_by_func(selection,
                                 (gpointer) gtk_listitem_changed_callback, this);
-                                
-    GtkUpdateOldSelection();
+
+    UpdateOldSelections();
+}
+
+
+void wxListBox::Update()
+{
+    wxWindow::Update();
+
+    if (m_treeview)
+        gdk_window_process_updates(GTK_WIDGET(m_treeview)->window, TRUE);
 }
 
 // ----------------------------------------------------------------------------
@@ -608,7 +531,7 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
     GtkTreeIter iter;
     if ( pos != GetCount() )
     {
-        wxCHECK_MSG( GtkGetIteratorFor(pos, &iter), wxNOT_FOUND,
+        wxCHECK_MSG( GTKGetIteratorFor(pos, &iter), wxNOT_FOUND,
                      wxT("internal wxListBox error in insertion") );
 
         pIter = &iter;
@@ -626,14 +549,16 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
         GtkTreeIter itercur;
         gtk_list_store_insert_before(m_liststore, &itercur, pIter);
 
-        GtkSetItem(itercur, entry);
+        GTKSetItem(itercur, entry);
 
         g_object_unref (entry);
 
         if (clientData)
-            AssignNewItemClientData(GtkGetIndexFor(itercur), clientData, i, type);
+            AssignNewItemClientData(GTKGetIndexFor(itercur), clientData, i, type);
     }
 
+    UpdateOldSelections();
+
     return pos + numItems - 1;
 }
 
@@ -645,9 +570,13 @@ void wxListBox::DoClear()
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
+    GTKDisableEvents(); // just in case
+
     InvalidateBestSize();
 
     gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
+
+    GTKEnableEvents();
 }
 
 void wxListBox::DoDeleteOneItem(unsigned int n)
@@ -656,19 +585,23 @@ void wxListBox::DoDeleteOneItem(unsigned int n)
 
     InvalidateBestSize();
 
+    GTKDisableEvents(); // just in case
+
     GtkTreeIter iter;
-    wxCHECK_RET( GtkGetIteratorFor(n, &iter), wxT("wrong listbox index") );
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("wrong listbox index") );
 
     // this returns false if iter is invalid (e.g. deleting item at end) but
     // since we don't use iter, we ignore the return value
     gtk_list_store_remove(m_liststore, &iter);
+
+    GTKEnableEvents();
 }
 
 // ----------------------------------------------------------------------------
 // helper functions for working with iterators
 // ----------------------------------------------------------------------------
 
-bool wxListBox::GtkGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
+bool wxListBox::GTKGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
 {
     if ( !gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(m_liststore),
                                         iter, NULL, pos) )
@@ -680,14 +613,14 @@ bool wxListBox::GtkGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
     return true;
 }
 
-int wxListBox::GtkGetIndexFor(GtkTreeIter& iter) const
+int wxListBox::GTKGetIndexFor(GtkTreeIter& iter) const
 {
     GtkTreePath *path =
         gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
 
     gint* pIntPath = gtk_tree_path_get_indices(path);
 
-    wxCHECK_MSG( pIntPath, wxNOT_FOUND, _T("failed to get iterator path") );
+    wxCHECK_MSG( pIntPath, wxNOT_FOUND, wxT("failed to get iterator path") );
 
     int idx = pIntPath[0];
 
@@ -697,10 +630,10 @@ int wxListBox::GtkGetIndexFor(GtkTreeIter& iter) const
 }
 
 // get GtkTreeEntry from position (note: you need to g_unref it if valid)
-GtkTreeEntry *wxListBox::GtkGetEntry(unsigned n) const
+GtkTreeEntry *wxListBox::GTKGetEntry(unsigned n) const
 {
     GtkTreeIter iter;
-    if ( !GtkGetIteratorFor(n, &iter) )
+    if ( !GTKGetIteratorFor(n, &iter) )
         return NULL;
 
 
@@ -711,7 +644,7 @@ GtkTreeEntry *wxListBox::GtkGetEntry(unsigned n) const
     return entry;
 }
 
-void wxListBox::GtkSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
+void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
 {
 #if wxUSE_CHECKLISTBOX
     if ( m_hasCheckBoxes )
@@ -737,7 +670,7 @@ void* wxListBox::DoGetItemClientData(unsigned int n) const
     wxCHECK_MSG( IsValid(n), NULL,
                  wxT("Invalid index passed to GetItemClientData") );
 
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    GtkTreeEntry* entry = GTKGetEntry(n);
     wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
 
     void* userdata = gtk_tree_entry_get_userdata( entry );
@@ -750,7 +683,7 @@ void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
     wxCHECK_RET( IsValid(n),
                  wxT("Invalid index passed to SetItemClientData") );
 
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    GtkTreeEntry* entry = GTKGetEntry(n);
     wxCHECK_RET(entry, wxT("could not get entry"));
 
     gtk_tree_entry_set_userdata( entry, clientData );
@@ -766,7 +699,7 @@ void wxListBox::SetString(unsigned int n, const wxString& label)
     wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetString") );
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    GtkTreeEntry* entry = GTKGetEntry(n);
     wxCHECK_RET( entry, wxT("wrong listbox index") );
 
     // update the item itself
@@ -774,18 +707,18 @@ void wxListBox::SetString(unsigned int n, const wxString& label)
 
     // and update the model which will refresh the tree too
     GtkTreeIter iter;
-    wxCHECK_RET( GtkGetIteratorFor(n, &iter), _T("failed to get iterator") );
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("failed to get iterator") );
 
     // FIXME: this resets the checked status of a wxCheckListBox item
 
-    GtkSetItem(iter, entry);
+    GTKSetItem(iter, entry);
 }
 
 wxString wxListBox::GetString(unsigned int n) const
 {
     wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
 
-    GtkTreeEntry* entry = GtkGetEntry(n);
+    GtkTreeEntry* entry = GTKGetEntry(n);
     wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") );
 
     wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
@@ -836,7 +769,7 @@ int wxListBox::GetSelection() const
     if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
         return wxNOT_FOUND;
 
-    return GtkGetIndexFor(iter);
+    return GTKGetIndexFor(iter);
 }
 
 int wxListBox::GetSelections( wxArrayInt& aSelections ) const
@@ -845,7 +778,7 @@ int wxListBox::GetSelections( wxArrayInt& aSelections ) const
 
     aSelections.Empty();
 
-        int i = 0;
+    int i = 0;
     GtkTreeIter iter;
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
@@ -870,7 +803,7 @@ bool wxListBox::IsSelected( int n ) const
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     GtkTreeIter iter;
-    wxCHECK_MSG( GtkGetIteratorFor(n, &iter), false, wxT("Invalid index") );
+    wxCHECK_MSG( GTKGetIteratorFor(n, &iter), false, wxT("Invalid index") );
 
     return gtk_tree_selection_iter_is_selected(selection, &iter);
 }
@@ -879,23 +812,23 @@ void wxListBox::DoSetSelection( int n, bool select )
 {
     wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
 
-    GtkDisableEvents();
-    
+    GTKDisableEvents();
+
     GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
 
     // passing -1 to SetSelection() is documented to deselect all items
     if ( n == wxNOT_FOUND )
     {
         gtk_tree_selection_unselect_all(selection);
-        GtkEnableEvents();
+        GTKEnableEvents();
         return;
     }
 
     wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") );
 
-    
+
     GtkTreeIter iter;
-    wxCHECK_RET( GtkGetIteratorFor(n, &iter), wxT("Invalid index") );
+    wxCHECK_RET( GTKGetIteratorFor(n, &iter), wxT("Invalid index") );
 
     if (select)
         gtk_tree_selection_select_iter(selection, &iter);
@@ -909,13 +842,7 @@ void wxListBox::DoSetSelection( int n, bool select )
 
     gtk_tree_path_free(path);
 
-    GtkEnableEvents();
-}
-
-void wxListBox::GtkUpdateOldSelection()
-{
-    if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
-        GetSelections( m_oldSelection );
+    GTKEnableEvents();
 }
 
 void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
@@ -928,7 +855,7 @@ void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
         return;
 
     GtkTreeIter iter;
-    if ( !GtkGetIteratorFor(n, &iter) )
+    if ( !GTKGetIteratorFor(n, &iter) )
         return;
 
     GtkTreePath* path = gtk_tree_model_get_path(
@@ -993,10 +920,10 @@ int wxListBox::DoListHitTest(const wxPoint& point) const
 // ----------------------------------------------------------------------------
 
 #if wxUSE_TOOLTIPS
-void wxListBox::ApplyToolTip( GtkTooltips *tips, const gchar *tip )
+void wxListBox::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip )
 {
     // RN: Is this needed anymore?
-    gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), tip, (gchar*) NULL );
+    gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), tip, NULL );
 }
 #endif // wxUSE_TOOLTIPS