author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 18:07:10 +0300 | |
changeset 47 | f40128debb5d |
parent 21 | 2a9601315dfc |
permissions | -rw-r--r-- |
21
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/******************************************************************************* |
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* Copyright (c) 2000, 2007 IBM Corporation and others. |
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* Portion Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* http://www.eclipse.org/legal/epl-v10.html |
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* |
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* Contributors: |
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* IBM Corporation - initial API and implementation |
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* Nokia Corporation - Qt implementation |
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*******************************************************************************/ |
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package org.eclipse.swt.widgets; |
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|
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.SWTException; |
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import org.eclipse.swt.events.DisposeEvent; |
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import org.eclipse.swt.events.DisposeListener; |
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import org.eclipse.swt.internal.qt.OS; |
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|
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/** |
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* Instances of this class allow the user to navigate the file system and select |
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* a directory. |
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* <dl> |
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* <dt><b>Styles:</b></dt> |
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* <dd>(none)</dd> |
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* <dt><b>Events:</b></dt> |
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* <dd>(none)</dd> |
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* </dl> |
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* <p> |
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* IMPORTANT: This class is intended to be subclassed <em>only</em> within the |
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* SWT implementation. |
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* </p> |
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*/ |
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public class DirectoryDialog extends Dialog { |
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String message = "", filterPath = ""; |
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static final char SEPARATOR = System.getProperty("file.separator") |
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.charAt(0); |
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|
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String dialogID; |
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static int dialogCount; |
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|
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/** |
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* Constructs a new instance of this class given only its parent. |
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* |
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* @param parent |
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* a shell which will be the parent of the new instance |
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* |
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* @exception IllegalArgumentException |
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* <ul> |
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* <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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* </ul> |
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* @exception SWTException |
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* <ul> |
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* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the |
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* thread that created the parent</li> |
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* <li>ERROR_INVALID_SUBCLASS - if this class is not an |
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* allowed subclass</li> |
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* </ul> |
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*/ |
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public DirectoryDialog(Shell parent) { |
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this(parent, SWT.NULL); |
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} |
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|
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/** |
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* Constructs a new instance of this class given its parent and a style |
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* value describing its behavior and appearance. |
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* <p> |
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* The style value is either one of the style constants defined in class |
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* <code>SWT</code> which is applicable to instances of this class, or must |
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* be built by <em>bitwise OR</em>'ing together (that is, using the |
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* <code>int</code> "|" operator) two or more of those <code>SWT</code> |
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* style constants. The class description lists the style constants that are |
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* applicable to the class. Style bits are also inherited from superclasses. |
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* </p> |
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* |
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* @param parent |
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* a shell which will be the parent of the new instance |
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* @param style |
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* the style of dialog to construct |
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* |
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* @exception IllegalArgumentException |
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* <ul> |
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* <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
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* </ul> |
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* @exception SWTException |
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* <ul> |
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* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the |
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* thread that created the parent</li> |
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* <li>ERROR_INVALID_SUBCLASS - if this class is not an |
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* allowed subclass</li> |
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* </ul> |
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*/ |
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public DirectoryDialog(Shell parent, int style) { |
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super(parent, checkStyle(parent, style)); |
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checkSubclass(); |
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dialogCount++; |
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dialogID = toString() + String.valueOf(dialogCount); |
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diff
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|
99 |
} |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
100 |
|
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
101 |
static int checkStyle(Shell parent, int style) { |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
102 |
|
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
103 |
style &= ~SWT.MIRRORED; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
104 |
if ((style & SWT.RIGHT_TO_LEFT) == 0) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
105 |
if (parent != null) { |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
changeset
|
106 |
if ((parent.style & SWT.RIGHT_TO_LEFT) != 0) |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
107 |
style |= SWT.RIGHT_TO_LEFT; |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
108 |
} |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
109 |
} |
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Revision: v2.1.22
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parents:
diff
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|
110 |
|
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
111 |
if ((style & SWT.LEFT_TO_RIGHT) != 0 |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
112 |
&& (style & SWT.RIGHT_TO_LEFT) != 0) { |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
113 |
style &= ~SWT.LEFT_TO_RIGHT; |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
114 |
} |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
115 |
return style; |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
116 |
} |
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Revision: v2.1.22
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parents:
diff
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|
117 |
|
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
118 |
/** |
2a9601315dfc
Revision: v2.1.22
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diff
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|
119 |
* Returns the path which the dialog will use to filter the directories it |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
120 |
* shows. |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
121 |
* |
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Revision: v2.1.22
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|
122 |
* @return the filter path |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
123 |
* |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
124 |
* @see #setFilterPath |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
125 |
*/ |
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Revision: v2.1.22
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parents:
diff
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|
126 |
public String getFilterPath() { |
2a9601315dfc
Revision: v2.1.22
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parents:
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|
127 |
return filterPath; |
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Revision: v2.1.22
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parents:
diff
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|
128 |
} |
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Revision: v2.1.22
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parents:
diff
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|
129 |
|
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
130 |
/** |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
131 |
* Returns the dialog's message, which is a description of the purpose for |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
132 |
* which it was opened. This message will be visible on the dialog while it |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
133 |
* is open. |
2a9601315dfc
Revision: v2.1.22
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parents:
diff
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|
134 |
* |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
135 |
* @return the message |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
136 |
*/ |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
137 |
public String getMessage() { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
138 |
return message; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
139 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
140 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
141 |
/** |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
142 |
* Makes the dialog visible and brings it to the front of the display. |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
143 |
* |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
144 |
* @return a string describing the absolute path of the selected directory, |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
145 |
* or null if the dialog was cancelled or an error occurred |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
146 |
* |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
147 |
* @exception SWTException |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
148 |
* <ul> |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
149 |
* <li>ERROR_WIDGET_DISPOSED - if the dialog has been |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
150 |
* disposed</li> |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
151 |
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
152 |
* thread that created the dialog</li> |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
153 |
* </ul> |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
154 |
*/ |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
155 |
public String open() { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
156 |
checkDialog(); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
157 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
158 |
DisposeListener listener = new DisposeListener() { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
159 |
public void widgetDisposed(DisposeEvent e) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
160 |
if (e.widget == parent) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
161 |
/* |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
162 |
* close dialogs which opened on top of parent |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
163 |
*/ |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
164 |
OS.QDialog_swt_closeDialogs(parent.handle, dialogID); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
165 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
166 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
167 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
168 |
}; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
169 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
170 |
/* |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
171 |
* listen to parent dispose event |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
172 |
*/ |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
173 |
parent.addDisposeListener(listener); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
174 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
175 |
int qtLayoutDirection = (style & SWT.RIGHT_TO_LEFT) != 0 ? OS.QT_RIGHTTOLEFT |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
176 |
: OS.QT_LEFTTORIGHT; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
177 |
String resultString = OS.QFileDialog_swt_getOpenDirectoryName(parent.handle, |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
178 |
title, filterPath, dialogID, qtLayoutDirection); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
179 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
180 |
if (parent != null && !parent.isDisposed()) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
181 |
parent.removeDisposeListener(listener); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
182 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
183 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
184 |
if (resultString != null) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
185 |
filterPath = resultString; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
186 |
int len = resultString.length(); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
187 |
if (len > 0) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
188 |
if (resultString.charAt(len - 1) == SEPARATOR) { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
189 |
filterPath = resultString.substring(0, len - 1); |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
190 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
191 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
192 |
} else { |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
193 |
filterPath = null; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
194 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
195 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
196 |
return filterPath; |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
197 |
} |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
198 |
|
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
199 |
/** |
2a9601315dfc
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
200 |
* Sets the path that the dialog will use to filter the directories it shows |
2a9601315dfc
Revision: v2.1.22
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* to the argument, which may be null. If the string is null, then the |
2a9601315dfc
Revision: v2.1.22
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* operating system's default filter path will be used. |
2a9601315dfc
Revision: v2.1.22
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* <p> |
2a9601315dfc
Revision: v2.1.22
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* Note that the path string is platform dependent. For convenience, either |
2a9601315dfc
Revision: v2.1.22
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* '/' or '\' can be used as a path separator. |
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Revision: v2.1.22
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* </p> |
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Revision: v2.1.22
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* |
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Revision: v2.1.22
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* @param string |
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* the filter path |
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Revision: v2.1.22
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*/ |
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Revision: v2.1.22
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public void setFilterPath(String string) { |
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Revision: v2.1.22
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filterPath = string; |
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Revision: v2.1.22
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} |
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Revision: v2.1.22
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|
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Revision: v2.1.22
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/** |
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Revision: v2.1.22
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* Sets the dialog's message, which is a description of the purpose for |
2a9601315dfc
Revision: v2.1.22
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* which it was opened. This message will be visible on the dialog while it |
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Revision: v2.1.22
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* is open. |
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Revision: v2.1.22
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* |
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* @param string |
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* the message |
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Revision: v2.1.22
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* |
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* @exception IllegalArgumentException |
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Revision: v2.1.22
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* <ul> |
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Revision: v2.1.22
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* <li>ERROR_NULL_ARGUMENT - if the string is null</li> |
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Revision: v2.1.22
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* </ul> |
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Revision: v2.1.22
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*/ |
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Revision: v2.1.22
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public void setMessage(String string) { |
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if (string == null) |
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Revision: v2.1.22
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error(SWT.ERROR_NULL_ARGUMENT); |
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Revision: v2.1.22
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message = string; |
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Revision: v2.1.22
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} |
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Revision: v2.1.22
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|
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Revision: v2.1.22
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void checkDialog() { |
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Revision: v2.1.22
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if (parent == null) |
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Revision: v2.1.22
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error(SWT.ERROR_WIDGET_DISPOSED); |
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Revision: v2.1.22
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if (parent.isDisposed()) |
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Revision: v2.1.22
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error(SWT.ERROR_WIDGET_DISPOSED); |
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Revision: v2.1.22
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Display display = parent.display; |
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Revision: v2.1.22
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if (display == null) |
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Revision: v2.1.22
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error(SWT.ERROR_WIDGET_DISPOSED); |
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Revision: v2.1.22
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if (display.thread != Thread.currentThread()) |
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Revision: v2.1.22
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error(SWT.ERROR_THREAD_INVALID_ACCESS); |
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Revision: v2.1.22
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} |
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|
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Revision: v2.1.22
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} |