org.eclipse.swt.browser.PromptDialog source code

1 /*******************************************************************************
2  * Copyright (c) 2003, 2007 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  *     IBM Corporation - initial API and implementation
10  * Port to the D programming language:
11  *      John Reimer <terminal.node@gmail.com>
12  *******************************************************************************/
13 module org.eclipse.swt.browser.PromptDialog;
14 
15 import java.lang.all;
16 
17 import org.eclipse.swt.SWT;
18 import org.eclipse.swt.layout.GridData;
19 import org.eclipse.swt.layout.GridLayout;
20 import org.eclipse.swt.widgets.Button;
21 import org.eclipse.swt.widgets.Composite;
22 import org.eclipse.swt.widgets.Dialog;
23 import org.eclipse.swt.widgets.Display;
24 import org.eclipse.swt.widgets.Event;
25 import org.eclipse.swt.widgets.Label;
26 import org.eclipse.swt.widgets.Listener;
27 import org.eclipse.swt.widgets.Monitor;
28 import org.eclipse.swt.widgets.Shell;
29 import org.eclipse.swt.widgets.Text;
30 import org.eclipse.swt.widgets.Widget;
31 
32 class PromptDialog : Dialog {
33     
34     this(Shell parent, int style) {
35         super(parent, style);
36     }
37     
38     this(Shell parent) {
39         this(parent, 0);
40     }
41     
42     void alertCheck(String title, String text, String check, ref int checkValue) {
43         Shell parent = getParent();
44         /* const */ Shell shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
45         if (title !is null) shell.setText(title);
46         GridLayout gridLayout = new GridLayout();
47         shell.setLayout(gridLayout);
48         Label label = new Label(shell, SWT.WRAP);
49         label.setText(text);
50         GridData data = new GridData();
51         org.eclipse.swt.widgets.Monitor.Monitor monitor = parent.getMonitor();
52         int maxWidth = monitor.getBounds().width * 2 / 3;
53         int width = label.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
54         data.widthHint = Math.min(width, maxWidth);
55         data.horizontalAlignment = GridData.FILL;
56         data.grabExcessHorizontalSpace = true;
57         label.setLayoutData (data);
58 
59         Button checkButton = check !is null ? new Button(shell, SWT.CHECK) : null;
60         if (checkButton !is null) {
61             checkButton.setText(check);
62             checkButton.setSelection(checkValue !is 0);
63             data = new GridData ();
64             data.horizontalAlignment = GridData.BEGINNING;
65             checkButton.setLayoutData (data);
66         }
67         Button okButton = new Button(shell, SWT.PUSH);
68         okButton.setText("OK");  // TODO: Need to do this through Resource Bundle
69         //okButton.setText(SWT.getMessage("SWT_OK")); //$NON-NLS-1$
70         data = new GridData ();
71         data.horizontalAlignment = GridData.CENTER;
72         okButton.setLayoutData (data);
73         okButton.addListener(SWT.Selection, new class() Listener {
74             public void handleEvent(Event event) {
75                 if (checkButton !is null) checkValue = checkButton.getSelection() ? 1 : 0;
76                 shell.close();
77             }
78         });
79 
80         shell.pack();
81         shell.open();
82         Display display = parent.getDisplay();
83         while (!shell.isDisposed()) {
84             if (!display.readAndDispatch()) display.sleep();
85         }
86     }
87 
88     void confirmEx(String title, String text, String check, String button0, String button1, String button2, int defaultIndex, ref int checkValue, ref int result) {
89         Shell parent = getParent();
90         /* const */ Shell shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
91         shell.setText(title);
92         GridLayout gridLayout = new GridLayout();
93         shell.setLayout(gridLayout);
94         Label label = new Label(shell, SWT.WRAP);
95         label.setText(text);
96         GridData data = new GridData();
97         org.eclipse.swt.widgets.Monitor.Monitor monitor = parent.getMonitor();
98         int maxWidth = monitor.getBounds().width * 2 / 3;
99         int width = label.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
100         data.widthHint = Math.min(width, maxWidth);
101         data.horizontalAlignment = GridData.FILL;
102         data.grabExcessHorizontalSpace = true;
103         label.setLayoutData (data);
104 
105         Button[] buttons = new Button[4];
106         Listener listener = new class() Listener {
107             public void handleEvent(Event event) {
108                 if (buttons[0] !is null) checkValue = buttons[0].getSelection() ? 1 : 0;
109                 Widget widget = event.widget;
110                 for (int i = 1; i < buttons.length; i++) {
111                     if (widget is buttons[i]) {
112                         result = i - 1;
113                         break;
114                     }
115                 }
116                 shell.close();
117             }   
118         };
119         if (check !is null) {
120             buttons[0] = new Button(shell, SWT.CHECK);
121             buttons[0].setText(check);
122             buttons[0].setSelection(checkValue !is 0);
123             data = new GridData ();
124             data.horizontalAlignment = GridData.BEGINNING;
125             buttons[0].setLayoutData (data);
126         }
127         Composite composite = new Composite(shell, SWT.NONE);
128         data = new GridData();
129         data.horizontalAlignment = GridData.CENTER;
130         composite.setLayoutData (data);
131         GridLayout layout = new GridLayout();
132         layout.makeColumnsEqualWidth = true;
133         composite.setLayout(layout);
134         int buttonCount = 0;
135         if (button0 !is null) {
136             buttons[1] = new Button(composite, SWT.PUSH);
137             buttons[1].setText(button0);
138             buttons[1].addListener(SWT.Selection, listener);
139             buttons[1].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
140             buttonCount++;
141         }
142         if (button1 !is null) {
143             buttons[2] = new Button(composite, SWT.PUSH);
144             buttons[2].setText(button1);
145             buttons[2].addListener(SWT.Selection, listener);
146             buttons[2].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
147             buttonCount++;
148         }
149         if (button2 !is null) {
150             buttons[3] = new Button(composite, SWT.PUSH);
151             buttons[3].setText(button2);
152             buttons[3].addListener(SWT.Selection, listener);
153             buttons[3].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
154             buttonCount++;
155         }
156         layout.numColumns = buttonCount;
157         Button defaultButton = buttons [defaultIndex + 1];
158         if (defaultButton !is null) shell.setDefaultButton (defaultButton);
159 
160         shell.pack();
161         shell.open();
162         Display display = parent.getDisplay();
163         while (!shell.isDisposed()) {
164             if (!display.readAndDispatch()) display.sleep();
165         }
166     }
167     
168     void prompt(String title, String text, String check, /* final */ref String value, /* final */ ref int checkValue, /* final */ref int result) {
169         Shell parent = getParent();
170         /* final */ Shell shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
171         if (title !is null) shell.setText(title);
172         GridLayout gridLayout = new GridLayout();
173         shell.setLayout(gridLayout);
174         Label label = new Label(shell, SWT.WRAP);
175         label.setText(text);
176         GridData data = new GridData();
177         org.eclipse.swt.widgets.Monitor.Monitor monitor = parent.getMonitor();
178         int maxWidth = monitor.getBounds().width * 2 / 3;
179         int width = label.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
180         data.widthHint = Math.min(width, maxWidth);
181         data.horizontalAlignment = GridData.FILL;
182         data.grabExcessHorizontalSpace = true;
183         label.setLayoutData (data);
184                 
185         Text valueText = new Text(shell, SWT.BORDER);
186         if (value !is null) valueText.setText(value);
187         data = new GridData();
188         width = valueText.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
189         if (width > maxWidth) data.widthHint = maxWidth;
190         data.horizontalAlignment = GridData.FILL;
191         data.grabExcessHorizontalSpace = true;
192         valueText.setLayoutData(data);
193 
194         Button[] buttons = new Button[3];
195         Listener listener = new class() Listener {
196             public void handleEvent(Event event) {
197                 if (buttons[0] !is null) checkValue = buttons[0].getSelection() ? 1 : 0;
198                 value = valueText.getText();
199                 result = event.widget is buttons[1] ? 1 : 0;
200                 shell.close();
201             }   
202         };
203         if (check !is null) {
204             buttons[0] = new Button(shell, SWT.CHECK);
205             buttons[0].setText(check);
206             buttons[0].setSelection(checkValue !is 0);
207             data = new GridData ();
208             data.horizontalAlignment = GridData.BEGINNING;
209             buttons[0].setLayoutData (data);
210         }
211         Composite composite = new Composite(shell, SWT.NONE);
212         data = new GridData();
213         data.horizontalAlignment = GridData.CENTER;
214         composite.setLayoutData (data);
215         composite.setLayout(new GridLayout(2, true));
216         buttons[1] = new Button(composite, SWT.PUSH);
217         //buttons[1].setText(SWT.getMessage("SWT_OK")); //$NON-NLS-1$
218         buttons[1].setText("OK");
219         buttons[1].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
220         buttons[1].addListener(SWT.Selection, listener);
221         buttons[2] = new Button(composite, SWT.PUSH);
222         //buttons[2].setText(SWT.getMessage("SWT_Cancel")); //$NON-NLS-1$
223         buttons[2].setText("Cancel");
224         buttons[2].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
225         buttons[2].addListener(SWT.Selection, listener);
226 
227         shell.pack();
228         shell.open();
229         Display display = parent.getDisplay();
230         while (!shell.isDisposed()) {
231             if (!display.readAndDispatch()) display.sleep();
232         }   
233     }
234 
235     void promptUsernameAndPassword(String title, String text, String check, ref String user, ref String pass, ref int checkValue, ref int result) {
236         Shell parent = getParent();
237         /* final */ Shell shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
238         shell.setText(title);
239         GridLayout gridLayout = new GridLayout();
240         shell.setLayout(gridLayout);
241         Label label = new Label(shell, SWT.WRAP);
242         label.setText(text);
243         GridData data = new GridData();
244         org.eclipse.swt.widgets.Monitor.Monitor monitor = parent.getMonitor();
245         int maxWidth = monitor.getBounds().width * 2 / 3;
246         int width = label.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
247         data.widthHint = Math.min(width, maxWidth);
248         data.horizontalAlignment = GridData.FILL;
249         data.grabExcessHorizontalSpace = true;
250         label.setLayoutData (data);
251         
252         Label userLabel = new Label(shell, SWT.NONE);
253         //userLabel.setText(SWT.getMessage("SWT_Username")); //$NON-NLS-1$
254         userLabel.setText("Username:");
255         Text userText = new Text(shell, SWT.BORDER);
256         if (user !is null) userText.setText(user);
257         data = new GridData();
258         data.horizontalAlignment = GridData.FILL;
259         data.grabExcessHorizontalSpace = true;
260         userText.setLayoutData(data);
261         
262         Label passwordLabel = new Label(shell, SWT.NONE);
263         //passwordLabel.setText(SWT.getMessage("SWT_Password")); //$NON-NLS-1$
264         passwordLabel.setText("Password:");
265         Text passwordText = new Text(shell, SWT.PASSWORD | SWT.BORDER);
266         if (pass !is null) passwordText.setText(pass);
267         data = new GridData();
268         data.horizontalAlignment = GridData.FILL;
269         data.grabExcessHorizontalSpace = true;
270         passwordText.setLayoutData(data);
271 
272         Button[] buttons = new Button[3];
273         Listener listener = new class() Listener {
274             public void handleEvent(Event event) {
275                 if (buttons[0] !is null) checkValue = buttons[0].getSelection() ? 1 : 0;
276                 user = userText.getText();
277                 pass = passwordText.getText();
278                 result = event.widget is buttons[1] ? 1 : 0;
279                 shell.close();
280             }   
281         };
282         if (check !is null) {
283             buttons[0] = new Button(shell, SWT.CHECK);
284             buttons[0].setText(check);
285             buttons[0].setSelection(checkValue !is 0);
286             data = new GridData ();
287             data.horizontalAlignment = GridData.BEGINNING;
288             buttons[0].setLayoutData (data);
289         }
290         Composite composite = new Composite(shell, SWT.NONE);
291         data = new GridData();
292         data.horizontalAlignment = GridData.CENTER;
293         composite.setLayoutData (data);
294         composite.setLayout(new GridLayout(2, true));
295         buttons[1] = new Button(composite, SWT.PUSH);
296         //buttons[1].setText(SWT.getMessage("SWT_OK")); //$NON-NLS-1$
297         buttons[1].setText("OK");
298         buttons[1].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
299         buttons[1].addListener(SWT.Selection, listener);
300         buttons[2] = new Button(composite, SWT.PUSH);
301         //buttons[2].setText(SWT.getMessage("SWT_Cancel")); //$NON-NLS-1$
302         buttons[2].setText("Cancel");
303         buttons[2].setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
304         buttons[2].addListener(SWT.Selection, listener);
305 
306         shell.setDefaultButton(buttons[1]);
307         shell.pack();
308         shell.open();
309         Display display = parent.getDisplay();
310         while (!shell.isDisposed()) {
311             if (!display.readAndDispatch()) display.sleep();
312         }
313     }
314 }