X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d13b34d3f2be575d59747a5926000be7b28a45dc..c3ad4d4a455aed28178d8a22c305e1a4d6b23f23:/src/gtk/dataview.cpp diff --git a/src/gtk/dataview.cpp b/src/gtk/dataview.cpp index 6be2f8b81b..b664d402d5 100644 --- a/src/gtk/dataview.cpp +++ b/src/gtk/dataview.cpp @@ -34,6 +34,7 @@ #include "wx/gtk/dcclient.h" #include "wx/gtk/private/gdkconv.h" +#include "wx/gtk/private/list.h" using namespace wxGTKImpl; class wxGtkDataViewModelNotifier; @@ -98,6 +99,26 @@ private: wxDECLARE_NO_COPY_CLASS(wxGtkTreePath); }; +// ---------------------------------------------------------------------------- +// wxGtkTreePathList: self-destroying list of GtkTreePath objects. +// ---------------------------------------------------------------------------- + +class wxGtkTreePathList : public wxGtkList +{ +public: + // Ctor takes ownership of the list. + explicit wxGtkTreePathList(GList* list) + : wxGtkList(list) + { + } + + ~wxGtkTreePathList() + { + // Delete the list contents, wxGtkList will delete the list itself. + g_list_foreach(m_list, (GFunc)gtk_tree_path_free, NULL); + } +}; + // ---------------------------------------------------------------------------- // wxGtkTreeSelectionLock: prevent selection from changing during the // lifetime of this object @@ -300,7 +321,7 @@ private: static int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 ) { - int ret = gs_internal->GetDataViewModel()->Compare( *id1, *id2, + int ret = gs_internal->GetDataViewModel()->Compare( wxDataViewItem(*id1), wxDataViewItem(*id2), gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) ); return ret; @@ -1333,6 +1354,17 @@ gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer, wxSize size = cell->GetSize(); + wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner(); + + // Uniform row height, if specified, overrides the value returned by the + // renderer. + if ( !ctrl->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) ) + { + const int uniformHeight = ctrl->GTKGetUniformRowHeight(); + if ( uniformHeight > 0 ) + size.y = uniformHeight; + } + int xpad, ypad; gtk_cell_renderer_get_padding(renderer, &xpad, &ypad); int calc_width = xpad * 2 + size.x; @@ -1824,7 +1856,7 @@ wxDataViewCellMode wxDataViewRenderer::GetMode() const return ret; } -void wxDataViewRenderer::GtkUpdateAlignment() +void wxDataViewRenderer::GtkApplyAlignment(GtkCellRenderer *renderer) { int align = m_alignment; @@ -1850,7 +1882,7 @@ void wxDataViewRenderer::GtkUpdateAlignment() GValue gvalue = { 0, }; g_value_init( &gvalue, G_TYPE_FLOAT ); g_value_set_float( &gvalue, xalign ); - g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue ); + g_object_set_property( G_OBJECT(renderer), "xalign", &gvalue ); g_value_unset( &gvalue ); // vertical alignment: @@ -1864,7 +1896,7 @@ void wxDataViewRenderer::GtkUpdateAlignment() GValue gvalue2 = { 0, }; g_value_init( &gvalue2, G_TYPE_FLOAT ); g_value_set_float( &gvalue2, yalign ); - g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 ); + g_object_set_property( G_OBJECT(renderer), "yalign", &gvalue2 ); g_value_unset( &gvalue2 ); } @@ -2348,14 +2380,20 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype, Init(mode, align); } +void wxDataViewCustomRenderer::GtkInitTextRenderer() +{ + m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new()); + g_object_ref_sink(m_text_renderer); + + GtkApplyAlignment(GTK_CELL_RENDERER(m_text_renderer)); +} + GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const { if ( !m_text_renderer ) { // we create it on demand so need to do it even from a const function - const_cast(this)-> - m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new()); - g_object_ref_sink(m_text_renderer); + const_cast(this)->GtkInitTextRenderer(); } return m_text_renderer; @@ -2448,15 +2486,20 @@ wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label, { m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new(); - GValue gvalue = { 0, }; - g_value_init( &gvalue, G_TYPE_STRING ); - - g_value_set_string( &gvalue, wxGTK_CONV_FONT( m_label, GetOwner()->GetOwner()->GetFont() ) ); - g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue ); - g_value_unset( &gvalue ); - SetMode(mode); SetAlignment(align); + +#if !wxUSE_UNICODE + // We can't initialize the renderer just yet because we don't have the + // pointer to the column that uses this renderer yet and so attempt to + // dereference GetOwner() to get the font that is used as a source of + // encoding in multibyte-to-Unicode conversion in GTKSetLabel() in + // non-Unicode builds would crash. So simply remember to do it later. + if ( !m_label.empty() ) + m_needsToSetLabel = true; + else +#endif // !wxUSE_UNICODE + GTKSetLabel(); } else #endif @@ -2470,11 +2513,36 @@ wxDataViewProgressRenderer::~wxDataViewProgressRenderer() { } +void wxDataViewProgressRenderer::GTKSetLabel() +{ + GValue gvalue = { 0, }; + g_value_init( &gvalue, G_TYPE_STRING ); + + // Take care to not use GetOwner() here if the label is empty, we can be + // called from ctor when GetOwner() is still NULL in this case. + g_value_set_string( &gvalue, + m_label.empty() ? "" + : wxGTK_CONV_FONT(m_label, + GetOwner()->GetOwner()->GetFont()) + ); + g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue ); + g_value_unset( &gvalue ); + +#if !wxUSE_UNICODE + m_needsToSetLabel = false; +#endif // !wxUSE_UNICODE +} + bool wxDataViewProgressRenderer::SetValue( const wxVariant &value ) { #ifdef __WXGTK26__ if (!gtk_check_version(2,6,0)) { +#if !wxUSE_UNICODE + if ( m_needsToSetLabel ) + GTKSetLabel(); +#endif // !wxUSE_UNICODE + gint tmp = (long) value; GValue gvalue = { 0, }; g_value_init( &gvalue, G_TYPE_INT ); @@ -3083,7 +3151,7 @@ void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap ) { wxDataViewColumnBase::SetBitmap( bitmap ); - if (bitmap.Ok()) + if (bitmap.IsOk()) { GtkImage *gtk_image = GTK_IMAGE(m_image); @@ -3287,7 +3355,7 @@ int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const v static int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 ) { - return gs_internal->GetDataViewModel()->Compare( **data1, **data2, + return gs_internal->GetDataViewModel()->Compare( wxDataViewItem(**data1), wxDataViewItem(**data2), gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) ); } @@ -3531,6 +3599,7 @@ gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag GtkTreePath *path ) { delete m_dragDataObject; + m_dragDataObject = NULL; wxDataViewItem item(GetOwner()->GTKPathToItem(path)); if ( !item ) @@ -4447,6 +4516,22 @@ IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase) wxDataViewCtrl::~wxDataViewCtrl() { + // Stop editing before destroying the control to remove any event handlers + // which are added when editing started: if we didn't do this, the base + // class dtor would assert as it checks for any leftover handlers. + if ( m_treeview ) + { + GtkTreeViewColumn *col; + gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), NULL, &col); + + wxDataViewColumn * const wxcol = FromGTKColumn(col); + if ( wxcol ) + { + // This won't do anything if we're not editing it + wxcol->GetRenderer()->CancelEditing(); + } + } + m_cols.Clear(); delete m_internal; @@ -4457,6 +4542,8 @@ void wxDataViewCtrl::Init() m_internal = NULL; m_cols.DeleteContents( true ); + + m_uniformRowHeight = -1; } bool wxDataViewCtrl::Create(wxWindow *parent, @@ -4689,10 +4776,9 @@ unsigned int wxDataViewCtrl::GetColumnCount() const return m_cols.GetCount(); } -wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const +wxDataViewColumn* wxDataViewCtrl::FromGTKColumn(GtkTreeViewColumn *gtk_col) const { - GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos ); - if (!gtk_col) + if ( !gtk_col ) return NULL; wxDataViewColumnList::const_iterator iter; @@ -4705,9 +4791,18 @@ wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const } } + wxFAIL_MSG( "No matching column?" ); + return NULL; } +wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const +{ + GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos ); + + return FromGTKColumn(gtk_col); +} + bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column ) { gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview), @@ -4735,15 +4830,11 @@ bool wxDataViewCtrl::ClearColumns() int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const { - GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetConstGtkHandle()); - - GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) ); - - gint pos = g_list_index( list, (gconstpointer) gtk_column ); + GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()); - g_list_free( list ); + wxGtkList list(gtk_tree_view_get_columns(GTK_TREE_VIEW(m_treeview))); - return pos; + return g_list_index( list, (gconstpointer) gtk_column ); } wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const @@ -4812,6 +4903,33 @@ void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item) gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE); } +void wxDataViewCtrl::StartEditor(const wxDataViewItem& item, unsigned int column) +{ + wxCHECK_RET( m_treeview, + "Current item can't be set before creating the control." ); + + // We need to make sure the model knows about this item or the path would + // be invalid and gtk_tree_view_set_cursor() would silently do nothing. + ExpandAncestors(item); + + wxDataViewColumn *dvcolumn = GetColumn(column); + wxASSERT_MSG(dvcolumn, "Could not retrieve column"); + GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(dvcolumn->GetGtkHandle()); + + // We also need to preserve the existing selection from changing. + // Unfortunately the only way to do it seems to use our own selection + // function and forbid any selection changes during set cursor call. + wxGtkTreeSelectionLock + lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview))); + + // Do move the cursor now. + GtkTreeIter iter; + iter.user_data = item.GetID(); + wxGtkTreePath path(m_internal->get_path( &iter )); + + gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, gcolumn, TRUE); +} + wxDataViewItem wxDataViewCtrl::GetSelection() const { GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) ); @@ -4855,23 +4973,17 @@ int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const if (HasFlag(wxDV_MULTIPLE)) { GtkTreeModel *model; - GList *list = gtk_tree_selection_get_selected_rows( selection, &model ); + wxGtkTreePathList list(gtk_tree_selection_get_selected_rows(selection, &model)); int count = 0; - while (list) + for ( GList* current = list; current; current = g_list_next(current) ) { GtkTreePath *path = (GtkTreePath*) list->data; sel.Add(GTKPathToItem(path)); - - list = g_list_next( list ); count++; } - // delete list - g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL ); - g_list_free( list ); - return count; } else @@ -5052,6 +5164,12 @@ wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item), return wxRect(); } +bool wxDataViewCtrl::SetRowHeight(int rowHeight) +{ + m_uniformRowHeight = rowHeight; + return true; +} + void wxDataViewCtrl::DoSetExpanderColumn() { gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),