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[wxWidgets.git] / src / gtk / listbox.cpp
index 5260617949456317ad10edd84c9a2891eed65280..4f4474631314cb42b853611f3737d0c12a9f01e3 100644 (file)
     #include "wx/arrstr.h"
 #endif
 
-#include "wx/gtk/private.h"
-#include "wx/gtk/treeentry_gtk.h"
-
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif
 
 #include <gtk/gtk.h>
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
+#include "wx/gtk/private/object.h"
+#include "wx/gtk/treeentry_gtk.h"
+
 #include <gdk/gdkkeysyms.h>
+#ifdef __WXGTK3__
+#include <gdk/gdkkeysyms-compat.h>
+#endif
 
 //-----------------------------------------------------------------------------
 // data
@@ -56,6 +61,31 @@ extern bool           g_blockEventsOnScroll;
 
 #define WXLISTBOX_DATACOLUMN    WXLISTBOX_DATACOLUMN_ARG(this)
 
+// ----------------------------------------------------------------------------
+// helper functions
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+// Return the entry for the given listbox item.
+//
+// Return value must be released by caller if non-NULL.
+GtkTreeEntry *
+GetEntry(GtkListStore *store, GtkTreeIter *iter, const wxListBox *listbox)
+{
+    GtkTreeEntry* entry;
+    gtk_tree_model_get(GTK_TREE_MODEL(store),
+                       iter,
+                       WXLISTBOX_DATACOLUMN_ARG(listbox),
+                       &entry,
+                       -1);
+
+    return entry;
+}
+
+} // anonymous namespace
+
 //-----------------------------------------------------------------------------
 // "row-activated"
 //-----------------------------------------------------------------------------
@@ -74,37 +104,7 @@ gtk_listbox_row_activated_callback(GtkTreeView        * WXUNUSED(treeview),
 
     int sel = gtk_tree_path_get_indices(path)[0];
 
-    wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
-    event.SetEventObject( listbox );
-
-    if (listbox->IsSelected(sel))
-    {
-        GtkTreeEntry* entry = listbox->GTKGetEntry(sel);
-
-        if (entry)
-        {
-            event.SetInt(sel);
-            event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
-            if ( listbox->HasClientObjectData() )
-                event.SetClientObject( (wxClientData*) gtk_tree_entry_get_userdata(entry) );
-            else if ( listbox->HasClientUntypedData() )
-                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
-
-            g_object_unref (entry);
-        }
-        else
-        {
-            wxLogSysError(wxT("Internal error - could not get entry for double-click"));
-            event.SetInt(-1);
-        }
-    }
-    else
-    {
-        event.SetInt(-1);
-    }
-
-    listbox->HandleWindowEvent( event );
+    listbox->GTKOnActivated(sel);
 }
 }
 
@@ -119,49 +119,9 @@ gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection),
 {
     if (g_blockEventsOnDrag) return;
 
-    if (listbox->HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED))
-    {
-        listbox->CalcAndSendEvent();
-    }
-    else // single selection
-    {
-        wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
-        event.SetEventObject( listbox );
-
-        int index = listbox->GetSelection();
-        if (index == wxNOT_FOUND)
-        {
-            // indicate that this is a deselection
-            event.SetExtraLong( 0 );
-            event.SetInt( -1 );
-
-            listbox->HandleWindowEvent( event );
-
-            return;
-        }
-        else
-        {
-            GtkTreeEntry* entry = listbox->GTKGetEntry( index );
-
-            // indicate that this is a selection
-            event.SetExtraLong( 1 );
-
-            event.SetInt( index );
-            event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
-            if ( listbox->HasClientObjectData() )
-                event.SetClientObject(
-                    (wxClientData*) gtk_tree_entry_get_userdata(entry)
-                                 );
-            else if ( listbox->HasClientUntypedData() )
-                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
-
-            listbox->HandleWindowEvent( event );
-
-            g_object_unref (entry);
-        }
-    }
+    listbox->GTKOnSelectionChanged();
 }
+
 }
 
 //-----------------------------------------------------------------------------
@@ -191,27 +151,7 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
 
         if (index != wxNOT_FOUND)
         {
-            wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
-            event.SetEventObject( listbox );
-
-            GtkTreeEntry* entry = listbox->GTKGetEntry( index );
-
-            // indicate that this is a selection
-            event.SetExtraLong( 1 );
-
-            event.SetInt( index );
-            event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
-
-            if ( listbox->HasClientObjectData() )
-                event.SetClientObject(
-                    (wxClientData*) gtk_tree_entry_get_userdata(entry)
-                                 );
-            else if ( listbox->HasClientUntypedData() )
-                event.SetClientData( gtk_tree_entry_get_userdata(entry) );
-
-            /* bool ret = */ listbox->HandleWindowEvent( event );
-
-            g_object_unref (entry);
+            listbox->GTKOnActivated(index);
 
 //          wxMac and wxMSW always invoke default action
 //          if (!ret)
@@ -263,29 +203,16 @@ static gint gtk_listbox_sort_callback(GtkTreeModel * WXUNUSED(model),
                                       GtkTreeIter  *b,
                                       wxListBox    *listbox)
 {
-    GtkTreeEntry* entry;
-    GtkTreeEntry* entry2;
-
-    gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
-                             a,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox),
-                             &entry, -1);
-    gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
-                             b,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox),
-                             &entry2, -1);
-    wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
-    wxCHECK_MSG(entry2, 0, wxT("Could not get entry2"));
+    wxGtkObject<GtkTreeEntry> entry1(GetEntry(listbox->m_liststore, a, listbox));
+    wxCHECK_MSG(entry1, 0, wxT("Could not get first entry"));
 
-    //We compare collate keys here instead of calling g_utf8_collate
-    //as it is rather slow (and even the docs reccommend this)
-    int ret = strcmp(gtk_tree_entry_get_collate_key(entry),
-                     gtk_tree_entry_get_collate_key(entry2)) >= 0;
-
-    g_object_unref (entry);
-    g_object_unref (entry2);
+    wxGtkObject<GtkTreeEntry> entry2(GetEntry(listbox->m_liststore, b, listbox));
+    wxCHECK_MSG(entry2, 0, wxT("Could not get second entry"));
 
-    return ret;
+    //We compare collate keys here instead of calling g_utf8_collate
+    //as it is rather slow (and even the docs recommend this)
+    return strcmp(gtk_tree_entry_get_collate_key(entry1),
+                  gtk_tree_entry_get_collate_key(entry2)) >= 0;
 }
 }
 
@@ -300,21 +227,13 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
                                                  GtkTreeIter* iter,
                                                  wxListBox* listbox)
 {
-    GtkTreeEntry* entry;
-
-    gtk_tree_model_get(GTK_TREE_MODEL(listbox->m_liststore),
-                             iter,
-                             WXLISTBOX_DATACOLUMN_ARG(listbox),
-                             &entry, -1);
+    wxGtkObject<GtkTreeEntry>
+        entry(GetEntry(listbox->m_liststore, iter, listbox));
     wxCHECK_MSG(entry, 0, wxT("Could not get entry"));
-    wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
-
-    int ret = strcmp(keycollatekey,
-                     gtk_tree_entry_get_collate_key(entry));
 
-    g_object_unref (entry);
+    wxGtkString keycollatekey(g_utf8_collate_key(key, -1));
 
-    return ret != 0;
+    return strcmp(keycollatekey, gtk_tree_entry_get_collate_key(entry)) != 0;
 }
 }
 
@@ -322,8 +241,6 @@ static gboolean gtk_listbox_searchequal_callback(GtkTreeModel * WXUNUSED(model),
 // wxListBox
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)
-
 // ----------------------------------------------------------------------------
 // construction
 // ----------------------------------------------------------------------------
@@ -487,7 +404,13 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
 wxListBox::~wxListBox()
 {
-    m_hasVMT = false;
+    if (m_treeview)
+    {
+        GTKDisconnect(m_treeview);
+        GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview);
+        if (selection)
+            GTKDisconnect(selection);
+    }
 
     Clear();
 }
@@ -516,7 +439,7 @@ void wxListBox::Update()
     wxWindow::Update();
 
     if (m_treeview)
-        gdk_window_process_updates(GTK_WIDGET(m_treeview)->window, TRUE);
+        gdk_window_process_updates(gtk_widget_get_window(GTK_WIDGET(m_treeview)), true);
 }
 
 // ----------------------------------------------------------------------------
@@ -545,7 +468,7 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
     const unsigned int numItems = items.GetCount();
     for ( unsigned int i = 0; i < numItems; ++i )
     {
-        GtkTreeEntry* entry = gtk_tree_entry_new();
+        wxGtkObject<GtkTreeEntry> entry(gtk_tree_entry_new());
         gtk_tree_entry_set_label(entry, wxGTK_CONV(items[i]));
         gtk_tree_entry_set_destroy_func(entry,
                 (GtkTreeEntryDestroy)gtk_tree_entry_destroy_cb,
@@ -556,8 +479,6 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
 
         GTKSetItem(itercur, entry);
 
-        g_object_unref (entry);
-
         if (clientData)
             AssignNewItemClientData(GTKGetIndexFor(itercur), clientData, i, type);
     }
@@ -582,6 +503,8 @@ void wxListBox::DoClear()
     gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
 
     GTKEnableEvents();
+
+    UpdateOldSelections();
 }
 
 void wxListBox::DoDeleteOneItem(unsigned int n)
@@ -641,12 +564,7 @@ GtkTreeEntry *wxListBox::GTKGetEntry(unsigned n) const
     if ( !GTKGetIteratorFor(n, &iter) )
         return NULL;
 
-
-    GtkTreeEntry* entry = NULL;
-    gtk_tree_model_get(GTK_TREE_MODEL(m_liststore), &iter,
-                       WXLISTBOX_DATACOLUMN, &entry, -1);
-
-    return entry;
+    return GetEntry(m_liststore, &iter, this);
 }
 
 void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
@@ -672,27 +590,18 @@ void wxListBox::GTKSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
 
 void* wxListBox::DoGetItemClientData(unsigned int n) const
 {
-    wxCHECK_MSG( IsValid(n), NULL,
-                 wxT("Invalid index passed to GetItemClientData") );
-
-    GtkTreeEntry* entry = GTKGetEntry(n);
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
     wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
 
-    void* userdata = gtk_tree_entry_get_userdata( entry );
-    g_object_unref (entry);
-    return userdata;
+    return gtk_tree_entry_get_userdata( entry );
 }
 
 void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
 {
-    wxCHECK_RET( IsValid(n),
-                 wxT("Invalid index passed to SetItemClientData") );
-
-    GtkTreeEntry* entry = GTKGetEntry(n);
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
     wxCHECK_RET(entry, wxT("could not get entry"));
 
     gtk_tree_entry_set_userdata( entry, clientData );
-    g_object_unref (entry);
 }
 
 // ----------------------------------------------------------------------------
@@ -723,13 +632,10 @@ wxString wxListBox::GetString(unsigned int n) const
 {
     wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
 
-    GtkTreeEntry* entry = GTKGetEntry(n);
+    wxGtkObject<GtkTreeEntry> entry(GTKGetEntry(n));
     wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") );
 
-    wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
-
-    g_object_unref (entry);
-    return label;
+    return wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
 }
 
 unsigned int wxListBox::GetCount() const
@@ -761,6 +667,25 @@ int wxListBox::FindString( const wxString &item, bool bCase ) const
 // selection
 // ----------------------------------------------------------------------------
 
+void wxListBox::GTKOnActivated(int item)
+{
+    SendEvent(wxEVT_LISTBOX_DCLICK, item, IsSelected(item));
+}
+
+void wxListBox::GTKOnSelectionChanged()
+{
+    if ( HasFlag(wxLB_MULTIPLE | wxLB_EXTENDED) )
+    {
+        CalcAndSendEvent();
+    }
+    else // single selection
+    {
+        const int item = GetSelection();
+        if ( DoChangeSingleSelection(item) )
+            SendEvent(wxEVT_LISTBOX, item, true);
+    }
+}
+
 int wxListBox::GetSelection() const
 {
     wxCHECK_MSG( m_treeview != NULL, wxNOT_FOUND, wxT("invalid listbox"));
@@ -810,7 +735,7 @@ bool wxListBox::IsSelected( int n ) const
     GtkTreeIter iter;
     wxCHECK_MSG( GTKGetIteratorFor(n, &iter), false, wxT("Invalid index") );
 
-    return gtk_tree_selection_iter_is_selected(selection, &iter);
+    return gtk_tree_selection_iter_is_selected(selection, &iter) != 0;
 }
 
 void wxListBox::DoSetSelection( int n, bool select )
@@ -856,7 +781,7 @@ void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
     wxCHECK_RET( IsValid(n), wxT("invalid index"));
 
     //RN: I have no idea why this line is needed...
-    if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_treeview))
+    if (gtk_widget_has_grab(GTK_WIDGET(m_treeview)))
         return;
 
     GtkTreeIter iter;
@@ -897,7 +822,7 @@ int wxListBox::DoListHitTest(const wxPoint& point) const
     // need to translate from master window since it is in client coords
     gint binx, biny;
     gdk_window_get_geometry(gtk_tree_view_get_bin_window(m_treeview),
-                            &binx, &biny, NULL, NULL, NULL);
+                            &binx, &biny, NULL, NULL);
 
     GtkTreePath* path;
     if ( !gtk_tree_view_get_path_at_pos
@@ -924,14 +849,6 @@ int wxListBox::DoListHitTest(const wxPoint& point) const
 // helpers
 // ----------------------------------------------------------------------------
 
-#if wxUSE_TOOLTIPS
-void wxListBox::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip )
-{
-    // RN: Is this needed anymore?
-    gtk_tooltips_set_tip( tips, GTK_WIDGET( m_treeview ), tip, NULL );
-}
-#endif // wxUSE_TOOLTIPS
-
 GtkWidget *wxListBox::GetConnectWidget()
 {
     // the correct widget for listbox events (such as mouse clicks for example)
@@ -946,7 +863,10 @@ GdkWindow *wxListBox::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 
 void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    if (m_hasBgCol && m_backgroundColour.Ok())
+#ifdef __WXGTK3__
+    // don't know if this is even necessary, or how to do it
+#else
+    if (m_hasBgCol && m_backgroundColour.IsOk())
     {
         GdkWindow *window = gtk_tree_view_get_bin_window(m_treeview);
         if (window)
@@ -956,8 +876,9 @@ void wxListBox::DoApplyWidgetStyle(GtkRcStyle *style)
             gdk_window_clear( window );
         }
     }
+#endif
 
-    gtk_widget_modify_style( GTK_WIDGET(m_treeview), style );
+    GTKApplyStyle(GTK_WIDGET(m_treeview), style);
 }
 
 wxSize wxListBox::DoGetBestSize() const
@@ -1010,7 +931,7 @@ wxSize wxListBox::DoGetBestSize() const
 wxVisualAttributes
 wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
-    return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new, true);
+    return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new(), true);
 }
 
 #endif // wxUSE_LISTBOX