| /******************************************************************************* |
| * Copyright (c) 2020 Syntevo 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: |
| * Syntevo - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.tests.manual; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Bug568033_StyledText_CRLF_IAE { |
| public static void main(String[] args) { |
| final Display display = new Display(); |
| |
| final Shell shell = new Shell(display); |
| shell.setLayout(new GridLayout(1, true)); |
| |
| final Label hint = new Label(shell, SWT.WRAP); |
| hint.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| hint.setText( |
| "Problem: IllegalArgumentException occurs in some scenarios\n" + |
| "\n" + |
| "Reproducing on any platform with keyDown event:\n" + |
| "1) Select 'Selectme' in StyledText below\n" + |
| "2) Hit Backspace to delete it\n" + |
| "3) Press 'A' key\n" + |
| "\n" + |
| "Reproducing with IME on any platform:\n" + |
| "1) Install keyboard layout with IME, such as Chinese Simplified - Pinyin\n" + |
| "2) Select 'Selectme' in StyledText below\n" + |
| "3) Hit Backspace to delete it\n" + |
| "4) Press 'A' key and select any hieroglyph\n" + |
| "\n" + |
| "Reproducing with 'handleCompositionChanged' event with Emoji on Win10:\n" + |
| "1) Select 'Selectme' in StyledText below\n" + |
| "2) Press Win+.\n" + |
| "3) Select any emoji\n" |
| ); |
| |
| StyledText text = new StyledText(shell, 0); |
| text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| // Problem is caused by \r\n separated with some text |
| text.setText("\rSelectme\n"); |
| |
| final Button button = new Button(shell, 0); |
| button.setText("Test that errors are still caught"); |
| button.addListener(SWT.Selection, event -> { |
| text.setText("0123\r\n6789"); |
| |
| try { |
| text.replaceTextRange(5, 0, "x"); |
| System.out.println("Test1: BAD!"); |
| } catch (IllegalArgumentException ex) { |
| System.out.println("Test1: ok"); |
| } |
| |
| try { |
| text.replaceTextRange(0, 5, "x"); |
| System.out.println("Test2: BAD!"); |
| } catch (IllegalArgumentException ex) { |
| System.out.println("Test2: ok"); |
| } |
| |
| try { |
| text.replaceTextRange(5, 5, "x"); |
| System.out.println("Test3: BAD!"); |
| } catch (IllegalArgumentException ex) { |
| System.out.println("Test3: ok"); |
| } |
| |
| try { |
| text.replaceTextRange(4, 2, "|"); |
| System.out.println("Test4: ok"); |
| } catch (IllegalArgumentException ex) { |
| System.out.println("Test4: BAD!"); |
| } |
| }); |
| |
| shell.pack(); |
| shell.open(); |
| |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) { |
| display.sleep(); |
| } |
| } |
| |
| display.dispose(); |
| } |
| } |