X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/471793175a04b3bca293d1e9bc0e3dbf97989742..33ccf3d1ecb0c52bf4a1323587af92d67a672eb7:/src/gtk/listbox.cpp diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp index b159d8de72..d453bf384a 100644 --- a/src/gtk/listbox.cpp +++ b/src/gtk/listbox.cpp @@ -119,37 +119,15 @@ gtk_listitem_changed_callback(GtkTreeSelection * WXUNUSED(selection), { if (g_blockEventsOnDrag) return; - if (listbox->m_blockEvent) 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) - { - // indicate that this is a deselection - event.SetExtraLong( 0 ); - event.SetInt( -1 ); - - listbox->HandleWindowEvent( event ); - - return; - } - else - { - // indicate that this is a selection - event.SetExtraLong( 1 ); - event.SetInt( selections[0] ); - - listbox->HandleWindowEvent( event ); - } + 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) { @@ -191,7 +169,7 @@ 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 ) @@ -200,10 +178,19 @@ gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget), (gdk_event->keyval == GDK_ISO_Enter) || (gdk_event->keyval == GDK_KP_Enter)) { - int index = listbox->GetSelection(); - if (index != wxNOT_FOUND) + 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 ); @@ -367,8 +354,6 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, long style, const wxValidator& validator, const wxString &name ) { - m_blockEvent = false; - if (!PreCreation( parent, pos, size ) || !CreateBase( parent, id, pos, size, style, validator, name )) { @@ -377,6 +362,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, } m_widget = gtk_scrolled_window_new( (GtkAdjustment*) NULL, (GtkAdjustment*) NULL ); + g_object_ref(m_widget); if (style & wxLB_ALWAYS_SB) { gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget), @@ -435,28 +421,19 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, gtk_tree_view_set_enable_search(m_treeview, FALSE); - - GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview ); - - g_signal_connect_after (selection, "changed", - G_CALLBACK (gtk_listitem_changed_callback), this); - 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; } + GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview ); gtk_tree_selection_set_mode( selection, mode ); // Handle sortable stuff @@ -497,6 +474,9 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id, PostCreation(size); SetInitialSize(size); // need this too because this is a wxControlWithItems + g_signal_connect_after (selection, "changed", + G_CALLBACK (gtk_listitem_changed_callback), this); + return true; } @@ -507,6 +487,33 @@ wxListBox::~wxListBox() Clear(); } +void wxListBox::GtkDisableEvents() +{ + GtkTreeSelection* selection = gtk_tree_view_get_selection( m_treeview ); + + g_signal_handlers_block_by_func(selection, + (gpointer) gtk_listitem_changed_callback, this); +} + +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); + + UpdateOldSelections(); +} + + +void wxListBox::Update() +{ + wxWindow::Update(); + + if (m_treeview) + gdk_window_process_updates(GTK_WIDGET(m_treeview)->window, TRUE); +} + // ---------------------------------------------------------------------------- // adding items // ---------------------------------------------------------------------------- @@ -550,6 +557,8 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items, AssignNewItemClientData(GtkGetIndexFor(itercur), clientData, i, type); } + UpdateOldSelections(); + return pos + numItems - 1; } @@ -561,9 +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) @@ -572,12 +585,16 @@ void wxListBox::DoDeleteOneItem(unsigned int n) InvalidateBestSize(); + GtkDisableEvents(); // just in case + GtkTreeIter iter; 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(); } // ---------------------------------------------------------------------------- @@ -761,7 +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); @@ -793,44 +810,26 @@ bool wxListBox::IsSelected( int n ) const void wxListBox::DoSetSelection( int n, bool select ) { + wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") ); + + GtkDisableEvents(); + + GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); + // passing -1 to SetSelection() is documented to deselect all items if ( n == wxNOT_FOUND ) { - // ... and not generate any events in the process - GtkDeselectAll(); + gtk_tree_selection_unselect_all(selection); + GtkEnableEvents(); return; } wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetSelection") ); - // don't generate the selection event - GtkSetSelection(n, select, true); -} - -void wxListBox::GtkDeselectAll() -{ - wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") ); - - GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); - - m_blockEvent = true; - - gtk_tree_selection_unselect_all(selection); - - m_blockEvent = false; -} - -void wxListBox::GtkSetSelection(int n, const bool select, const bool blockEvent) -{ - wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") ); - - GtkTreeSelection* selection = gtk_tree_view_get_selection(m_treeview); - + GtkTreeIter iter; wxCHECK_RET( GtkGetIteratorFor(n, &iter), wxT("Invalid index") ); - m_blockEvent = blockEvent; - if (select) gtk_tree_selection_select_iter(selection, &iter); else @@ -843,7 +842,7 @@ void wxListBox::GtkSetSelection(int n, const bool select, const bool blockEvent) gtk_tree_path_free(path); - m_blockEvent = false; + GtkEnableEvents(); } void wxListBox::DoScrollToCell(int n, float alignY, float alignX)