| /******************************************************************************* |
| * Copyright (c) 2018 Red Hat and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Red Hat - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.tests.gtk.snippets; |
| |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.KeyAdapter; |
| import org.eclipse.swt.events.KeyEvent; |
| import org.eclipse.swt.events.MouseAdapter; |
| import org.eclipse.swt.events.MouseEvent; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.swt.widgets.TabFolder; |
| import org.eclipse.swt.widgets.TabItem; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.swt.widgets.TableItem; |
| import org.eclipse.swt.widgets.Text; |
| |
| // clicking on a row item and typing appends characters. |
| // Gtk2: Works as expected. |
| // Gtk3: Spam of errors, black second window. |
| //(SWT:7324): Gdk-WARNING **: gdk_window_new(): parent is destroyed |
| //(SWT:7324): Gdk-CRITICAL **: gdk_window_set_user_data: assertion 'GDK_IS_WINDOW (window)' failed |
| //(SWT:7324): Gdk-CRITICAL **: gdk_window_get_scale_factor: assertion 'GDK_IS_WINDOW (window)' failed |
| //(SWT:7324): GLib-GObject-CRITICAL **: g_object_ref: assertion 'G_IS_OBJECT (object)' failed |
| |
| public class Bug510803_TabFolder_editable_table_brokenGtk3 { |
| public static void main(String[] args) { |
| Shell shell = shellSetup(); |
| |
| final TabFolder tabFolder = new TabFolder(shell, SWT.NONE); |
| TabItem tabItem = new TabItem(tabFolder, SWT.NONE); |
| tabItem.setText("Hello tab"); |
| |
| Table table = new Table(tabFolder, SWT.NONE); |
| TableItem tableItem = new TableItem(table, SWT.None); |
| tableItem.setText("Item 1"); |
| TableItem tableItem2 = new TableItem(table, SWT.None); |
| tableItem2.setText("Item 2"); |
| |
| // Notes: |
| // - Seems to occur with any control, not just Text. (Tested with Button also) |
| final Text cellEditorText = new Text(table, SWT.SINGLE); // Note, |
| cellEditorText.setText("Hello world"); |
| |
| // Listeners that make typing into Table edit controls. Useful to test |
| // functionality, but errors occur without the listeners also. |
| table.addMouseListener(new MouseAdapter() { |
| @Override |
| public void mouseUp(MouseEvent e) { |
| cellEditorText.setFocus(); |
| } |
| }); |
| |
| cellEditorText.addKeyListener(new KeyAdapter() { |
| @Override |
| public void keyPressed(KeyEvent e) { |
| TableItem selectedItem = table.getSelection()[0]; |
| selectedItem.setText(selectedItem.getText() + e.character); |
| } |
| }); |
| |
| // Location of setControl() method call has an impact. |
| // If it's before 'Text' creation, no errors are thrown into the |
| // console. |
| tabItem.setControl(table); |
| |
| mainEventLoop(shell); |
| } |
| |
| private static Shell shellSetup() { |
| final Display display = new Display(); |
| Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| return shell; |
| } |
| |
| private static void mainEventLoop(Shell shell) { |
| Display display = shell.getDisplay(); |
| shell.open(); |
| shell.setSize(200, 300); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| display.dispose(); |
| } |
| } |