X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c225708fd49b38d834e3d00ffb96c2936c7f6297..3721dc6efe6f9ffe550c4c83bee2da210043bcaa:/src/gtk/dataview.cpp diff --git a/src/gtk/dataview.cpp b/src/gtk/dataview.cpp index a11f615b6a..f0e0d60b72 100644 --- a/src/gtk/dataview.cpp +++ b/src/gtk/dataview.cpp @@ -36,6 +36,8 @@ #include "wx/gtk/private/gdkconv.h" using namespace wxGTKImpl; +class wxGtkDataViewModelNotifier; + //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- @@ -197,7 +199,7 @@ WX_DEFINE_LIST(ItemList) class wxDataViewCtrlInternal { public: - wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model ); + wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model ); ~wxDataViewCtrlInternal(); // model iface @@ -231,6 +233,8 @@ public: bool ItemChanged( const wxDataViewItem &item ); bool ValueChanged( const wxDataViewItem &item, unsigned int col ); bool Cleared(); + bool BeforeReset(); + bool AfterReset(); void Resort(); // sorting interface @@ -254,8 +258,12 @@ public: // item can be deleted already in the model int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item ); + virtual void OnInternalIdle(); + protected: void InitTree(); + void ScheduleRefresh(); + wxGtkTreeModelNode *FindNode( const wxDataViewItem &item ); wxGtkTreeModelNode *FindNode( GtkTreeIter *iter ); wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item ); @@ -278,6 +286,10 @@ private: GtkTargetEntry m_dropTargetTargetEntry; wxCharBuffer m_dropTargetTargetEntryTarget; wxDataObject *m_dropDataObject; + + wxGtkDataViewModelNotifier *m_notifier; + + bool m_dirty; }; @@ -1472,9 +1484,7 @@ gtk_wx_cell_renderer_activate( class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier { public: - wxGtkDataViewModelNotifier( GtkWxTreeModel *wxgtk_model, - wxDataViewModel *wx_model, - wxDataViewCtrl *ctrl ); + wxGtkDataViewModelNotifier( wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal ); ~wxGtkDataViewModelNotifier(); virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item ); @@ -1483,13 +1493,14 @@ public: virtual bool ValueChanged( const wxDataViewItem &item, unsigned int col ); virtual bool Cleared(); virtual void Resort(); + virtual bool BeforeReset(); + virtual bool AfterReset(); - void SetGtkModel( GtkWxTreeModel *model ) { m_wxgtk_model = model; } + void UpdateLastCount(); private: - GtkWxTreeModel *m_wxgtk_model; - wxDataViewModel *m_wx_model; - wxDataViewCtrl *m_owner; + wxDataViewModel *m_wx_model; + wxDataViewCtrlInternal *m_internal; }; // --------------------------------------------------------- @@ -1497,105 +1508,110 @@ private: // --------------------------------------------------------- wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier( - GtkWxTreeModel* wxgtk_model, wxDataViewModel *wx_model, - wxDataViewCtrl *ctrl ) + wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal ) { - m_wxgtk_model = wxgtk_model; m_wx_model = wx_model; - m_owner = ctrl; + m_internal = internal; } wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier() { m_wx_model = NULL; - m_wxgtk_model = NULL; + m_internal = NULL; } bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item ) { - m_owner->GtkGetInternal()->ItemAdded( parent, item ); + m_internal->ItemAdded( parent, item ); + GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel(); GtkTreeIter iter; - iter.stamp = m_wxgtk_model->stamp; + iter.stamp = wxgtk_model->stamp; iter.user_data = item.GetID(); wxGtkTreePath path(wxgtk_tree_model_get_path( - GTK_TREE_MODEL(m_wxgtk_model), &iter )); + GTK_TREE_MODEL(wxgtk_model), &iter )); gtk_tree_model_row_inserted( - GTK_TREE_MODEL(m_wxgtk_model), path, &iter); + GTK_TREE_MODEL(wxgtk_model), path, &iter); return true; } bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item ) { + GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel(); #if 0 // using _get_path for a deleted item cannot be // a good idea GtkTreeIter iter; - iter.stamp = m_wxgtk_model->stamp; + iter.stamp = wxgtk_model->stamp; iter.user_data = (gpointer) item.GetID(); wxGtkTreePath path(wxgtk_tree_model_get_path( - GTK_TREE_MODEL(m_wxgtk_model), &iter )); + GTK_TREE_MODEL(wxgtk_model), &iter )); #else // so get the path from the parent GtkTreeIter iter; - iter.stamp = m_wxgtk_model->stamp; + iter.stamp = wxgtk_model->stamp; iter.user_data = (gpointer) parent.GetID(); wxGtkTreePath path(wxgtk_tree_model_get_path( - GTK_TREE_MODEL(m_wxgtk_model), &iter )); + GTK_TREE_MODEL(wxgtk_model), &iter )); // and add the final index ourselves - int index = m_owner->GtkGetInternal()->GetIndexOf( parent, item ); + int index = m_internal->GetIndexOf( parent, item ); gtk_tree_path_append_index( path, index ); #endif gtk_tree_model_row_deleted( - GTK_TREE_MODEL(m_wxgtk_model), path ); + GTK_TREE_MODEL(wxgtk_model), path ); - m_owner->GtkGetInternal()->ItemDeleted( parent, item ); + m_internal->ItemDeleted( parent, item ); return true; } void wxGtkDataViewModelNotifier::Resort() { - m_owner->GtkGetInternal()->Resort(); + m_internal->Resort(); } bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item ) { + GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel(); + GtkTreeIter iter; - iter.stamp = m_wxgtk_model->stamp; + iter.stamp = wxgtk_model->stamp; iter.user_data = (gpointer) item.GetID(); wxGtkTreePath path(wxgtk_tree_model_get_path( - GTK_TREE_MODEL(m_wxgtk_model), &iter )); + GTK_TREE_MODEL(wxgtk_model), &iter )); gtk_tree_model_row_changed( - GTK_TREE_MODEL(m_wxgtk_model), path, &iter ); + GTK_TREE_MODEL(wxgtk_model), path, &iter ); - m_owner->GtkGetInternal()->ItemChanged( item ); + m_internal->ItemChanged( item ); return true; } bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_col ) { + GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel(); + wxDataViewCtrl *ctrl = m_internal->GetOwner(); + // This adds GTK+'s missing MVC logic for ValueChanged unsigned int index; - for (index = 0; index < m_owner->GetColumnCount(); index++) + for (index = 0; index < ctrl->GetColumnCount(); index++) { - wxDataViewColumn *column = m_owner->GetColumn( index ); + wxDataViewColumn *column = ctrl->GetColumn( index ); if (column->GetModelColumn() == model_col) { - GtkTreeView *widget = GTK_TREE_VIEW(m_owner->m_treeview); + GtkTreeView *widget = GTK_TREE_VIEW(ctrl->GtkGetTreeView()); GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()); // Get cell area GtkTreeIter iter; - iter.stamp = m_wxgtk_model->stamp; + iter.stamp = wxgtk_model->stamp; iter.user_data = (gpointer) item.GetID(); wxGtkTreePath path(wxgtk_tree_model_get_path( - GTK_TREE_MODEL(m_wxgtk_model), &iter )); + GTK_TREE_MODEL(wxgtk_model), &iter )); GdkRectangle cell_area; gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area ); @@ -1608,7 +1624,7 @@ bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsig gtk_widget_queue_draw_area( GTK_WIDGET(widget), cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height ); - m_owner->GtkGetInternal()->ValueChanged( item, model_col ); + m_internal->ValueChanged( item, model_col ); return true; } @@ -1617,23 +1633,45 @@ bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsig return false; } +bool wxGtkDataViewModelNotifier::BeforeReset() +{ + GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView(); + gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), NULL ); + + return true; +} + +bool wxGtkDataViewModelNotifier::AfterReset() +{ + GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView(); + GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel(); + + m_internal->Cleared(); + + gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(wxgtk_model) ); + + return true; +} + bool wxGtkDataViewModelNotifier::Cleared() { + GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel(); + // There is no call to tell the model that everything // has been deleted so call row_deleted() for every // child of root... - int count = m_owner->GtkGetInternal()->iter_n_children( NULL ); // number of children of root + int count = m_internal->iter_n_children( NULL ); // number of children of root GtkTreePath *path = gtk_tree_path_new_first(); // points to root int i; for (i = 0; i < count; i++) - gtk_tree_model_row_deleted( GTK_TREE_MODEL(m_wxgtk_model), path ); - + gtk_tree_model_row_deleted( GTK_TREE_MODEL(wxgtk_model), path ); + gtk_tree_path_free( path ); - - m_owner->GtkGetInternal()->Cleared(); + + m_internal->Cleared(); return true; } @@ -2603,7 +2641,7 @@ wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayS wxDataViewChoiceRenderer( choices, mode, alignment ) { } - + void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str) { wxVariant value( (long) GetChoices().Index( str ) ); @@ -2622,13 +2660,13 @@ bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value ) wxVariant string_value = GetChoice( value.GetLong() ); return wxDataViewChoiceRenderer::SetValue( string_value ); } - + bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const { wxVariant string_value; if (!wxDataViewChoiceRenderer::GetValue( string_value )) return false; - + value = (long) GetChoices().Index( string_value.GetString() ); return true; } @@ -2969,7 +3007,7 @@ void wxDataViewColumn::OnInternalIdle() { if (m_isConnected) return; - + if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview)) { GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column); @@ -2979,8 +3017,8 @@ void wxDataViewColumn::OnInternalIdle() G_CALLBACK (gtk_dataview_header_button_press_callback), this); // otherwise the event will be blocked by GTK+ - gtk_tree_view_column_set_clickable( column, TRUE ); - + gtk_tree_view_column_set_clickable( column, TRUE ); + m_isConnected = true; } } @@ -3167,23 +3205,20 @@ int wxDataViewColumn::GetWidth() const void wxDataViewColumn::SetWidth( int width ) { - if (width < 0) + if ( width == wxCOL_WIDTH_AUTOSIZE ) { -#if 1 - gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED ); - - // TODO find a better calculation - gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), wxDVC_DEFAULT_WIDTH ); -#else - // this is unpractical for large numbers of items and disables - // user resizing, which is totally unexpected + // NB: this disables user resizing gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE ); -#endif } else { - gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED ); + if ( width == wxCOL_WIDTH_DEFAULT ) + { + // TODO find a better calculation + width = wxDVC_DEFAULT_WIDTH; + } + gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED ); gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width ); } } @@ -3344,12 +3379,12 @@ void wxGtkTreeModelNode::Resort() // wxDataViewCtrlInternal //----------------------------------------------------------------------------- -wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, - wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model ) +wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model ) { m_owner = owner; m_wx_model = wx_model; - m_gtk_model = gtk_model; + + m_gtk_model = NULL; m_root = NULL; m_sort_order = GTK_SORT_ASCENDING; m_sort_column = -1; @@ -3358,18 +3393,51 @@ wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, m_dragDataObject = NULL; m_dropDataObject = NULL; + m_dirty = false; + + m_gtk_model = wxgtk_tree_model_new(); + m_gtk_model->internal = this; + + m_notifier = new wxGtkDataViewModelNotifier( wx_model, this ); + + wx_model->AddNotifier( m_notifier ); + + // g_object_unref( gtk_model ); ??? + if (!m_wx_model->IsVirtualListModel()) InitTree(); + + gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->GtkGetTreeView()), GTK_TREE_MODEL(m_gtk_model) ); } wxDataViewCtrlInternal::~wxDataViewCtrlInternal() { + m_wx_model->RemoveNotifier( m_notifier ); + + // remove the model from the GtkTreeView before it gets destroyed + gtk_tree_view_set_model( GTK_TREE_VIEW( m_owner->GtkGetTreeView() ), NULL ); + g_object_unref( m_gtk_model ); delete m_dragDataObject; delete m_dropDataObject; } +void wxDataViewCtrlInternal::ScheduleRefresh() +{ + m_dirty = true; +} + +void wxDataViewCtrlInternal::OnInternalIdle() +{ + if (m_dirty) + { + GtkWidget *widget = m_owner->GtkGetTreeView(); + gtk_widget_queue_draw( widget ); + m_dirty = false; + } +} + void wxDataViewCtrlInternal::InitTree() { wxDataViewItem item; @@ -3384,7 +3452,7 @@ void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node ) { wxDataViewItemArray children; unsigned int count = m_wx_model->GetChildren( node->GetItem(), children ); - + unsigned int pos; for (pos = 0; pos < count; pos++) { @@ -3445,6 +3513,9 @@ gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag event.SetEventObject( m_owner ); event.SetItem( item ); event.SetModel( m_wx_model ); + gint x, y; + gtk_widget_get_pointer(m_owner->GtkGetTreeView(), &x, &y); + event.SetPosition(x, y); if (!m_owner->HandleWindowEvent( event )) return FALSE; @@ -3554,9 +3625,11 @@ bool wxDataViewCtrlInternal::Cleared() delete m_root; m_root = NULL; } - + InitTree(); - + + ScheduleRefresh(); + return true; } @@ -3564,6 +3637,8 @@ void wxDataViewCtrlInternal::Resort() { if (!m_wx_model->IsVirtualListModel()) m_root->Resort(); + + ScheduleRefresh(); } bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item ) @@ -3580,6 +3655,8 @@ bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDa parent_node->AddLeave( item.GetID() ); } + ScheduleRefresh(); + return true; } @@ -3594,6 +3671,8 @@ bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wx parent_node->DeleteChild( item.GetID() ); } + ScheduleRefresh(); + return true; } @@ -3720,7 +3799,7 @@ GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter ) while (node) { int pos = node->GetChildren().Index( id ); - + gtk_tree_path_prepend_index( retval, pos ); id = node->GetItem().GetID(); @@ -4340,21 +4419,13 @@ IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) wxDataViewCtrl::~wxDataViewCtrl() { - if (m_notifier) - GetModel()->RemoveNotifier( m_notifier ); - m_cols.Clear(); - // remove the model from the GtkTreeView before it gets destroyed by the - // wxDataViewCtrlBase's dtor - gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL ); - delete m_internal; } void wxDataViewCtrl::Init() { - m_notifier = NULL; m_internal = NULL; m_cols.DeleteContents( true ); @@ -4468,6 +4539,8 @@ void wxDataViewCtrl::OnInternalIdle() { wxWindow::OnInternalIdle(); + m_internal->OnInternalIdle(); + unsigned int cols = GetColumnCount(); unsigned int i; for (i = 0; i < cols; i++) @@ -4475,6 +4548,16 @@ void wxDataViewCtrl::OnInternalIdle() wxDataViewColumn *col = GetColumn( i ); col->OnInternalIdle(); } + + if (m_ensureVisibleDefered.IsOk()) + { + ExpandAncestors(m_ensureVisibleDefered); + GtkTreeIter iter; + iter.user_data = (gpointer) m_ensureVisibleDefered.GetID(); + wxGtkTreePath path(m_internal->get_path( &iter )); + gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 ); + m_ensureVisibleDefered = wxDataViewItem(0); + } } bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) @@ -4492,18 +4575,7 @@ bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model ) } #endif - GtkWxTreeModel *gtk_model = wxgtk_tree_model_new(); - m_internal = new wxDataViewCtrlInternal( this, model, gtk_model ); - gtk_model->internal = m_internal; - - m_notifier = new wxGtkDataViewModelNotifier( gtk_model, model, this ); - - model->AddNotifier( m_notifier ); - - gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_model) ); - - // unref in wxDataViewCtrlInternal - // g_object_unref( gtk_model ); + m_internal = new wxDataViewCtrlInternal( this, model ); return true; } @@ -4886,6 +4958,7 @@ void wxDataViewCtrl::UnselectAll() void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item, const wxDataViewColumn *WXUNUSED(column)) { + m_ensureVisibleDefered = item; ExpandAncestors(item); GtkTreeIter iter; @@ -4894,12 +4967,54 @@ void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item, gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 ); } -void wxDataViewCtrl::HitTest(const wxPoint& WXUNUSED(point), +void wxDataViewCtrl::HitTest(const wxPoint& point, wxDataViewItem& item, wxDataViewColumn *& column) const { - item = wxDataViewItem(0); - column = NULL; + // gtk_tree_view_get_dest_row_at_pos() is the right one. But it does not tell the column. + // gtk_tree_view_get_path_at_pos() is the wrong function. It doesn't mind the header but returns column. + // See http://mail.gnome.org/archives/gtkmm-list/2005-January/msg00080.html + // So we have to use both of them. + // Friedrich Haase 2010-9-20 + wxGtkTreePath path, pathScratch; + GtkTreeViewColumn* GtkColumn = NULL; + GtkTreeViewDropPosition pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER; + gint cell_x = 0; + gint cell_y = 0; + + // cannot directly call GtkGetTreeView(), HitTest is const and so is this pointer + wxDataViewCtrl* ctrl = (wxDataViewCtrl*)this; // ugly workaround, ctrl is NOT const + GtkTreeView* treeView = GTK_TREE_VIEW(ctrl->GtkGetTreeView()); + + // is there possibly a better suited function to get the column? + gtk_tree_view_get_path_at_pos( // and this is the wrong call but it delivers the column + treeView, + (int) point.x, (int) point.y, + pathScratch.ByRef(), + &GtkColumn, // here we get the GtkColumn + &cell_x, + &cell_y ); + + if ( GtkColumn != NULL ) + { + // we got GTK column + // the right call now which takes the header into account + gtk_tree_view_get_dest_row_at_pos( treeView, (int) point.x, (int) point.y, path.ByRef(), &pos); + + if (path) + item = wxDataViewItem(GTKPathToItem(path)); + // else we got a GTK column but the position is not over an item, e.g. below last item + for ( unsigned int i=0, cols=GetColumnCount(); iGetGtkHandle()) == GtkColumn ) + { + column = col; // here we get the wx column + break; + } + } + } + // else no column and thus no item, both null } wxRect