Mercurial > projects > dwt-addons
annotate dwtx/jface/preference/DirectoryFieldEditor.d @ 66:3ed358ab21c9
The FieldEditors shall show Paths in native look
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Tue, 15 Apr 2008 06:48:52 +0200 |
| parents | 076d0807c32a |
| children | 0168c579a3f9 |
| rev | line source |
|---|---|
| 34 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2006 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 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module dwtx.jface.preference.DirectoryFieldEditor; | |
| 14 | |
| 15 import dwtx.jface.preference.StringButtonFieldEditor; | |
| 16 // import java.io.File; | |
| 17 | |
| 18 import dwt.DWT; | |
| 19 import dwt.widgets.Composite; | |
| 20 import dwt.widgets.DirectoryDialog; | |
| 21 import dwtx.jface.resource.JFaceResources; | |
| 22 | |
| 23 import dwt.dwthelper.utils; | |
| 24 import tango.io.FilePath; | |
| 25 import tango.io.FileSystem; | |
| 26 | |
| 27 /** | |
| 28 * A field editor for a directory path type preference. A standard directory | |
| 29 * dialog appears when the user presses the change button. | |
| 30 */ | |
| 31 public class DirectoryFieldEditor : StringButtonFieldEditor { | |
| 32 /** | |
| 33 * Creates a new directory field editor | |
| 34 */ | |
| 35 protected this() { | |
| 36 } | |
| 37 | |
| 38 /** | |
| 39 * Creates a directory field editor. | |
| 40 * | |
| 41 * @param name the name of the preference this field editor works on | |
| 42 * @param labelText the label text of the field editor | |
| 43 * @param parent the parent of the field editor's control | |
| 44 */ | |
| 45 public this(String name, String labelText, Composite parent) { | |
| 46 init(name, labelText); | |
| 47 setErrorMessage(JFaceResources | |
| 48 .getString("DirectoryFieldEditor.errorMessage"));//$NON-NLS-1$ | |
| 49 setChangeButtonText(JFaceResources.getString("openBrowse"));//$NON-NLS-1$ | |
| 50 setValidateStrategy(VALIDATE_ON_FOCUS_LOST); | |
| 51 createControl(parent); | |
| 52 } | |
| 53 | |
| 54 /* (non-Javadoc) | |
| 55 * Method declared on StringButtonFieldEditor. | |
| 56 * Opens the directory chooser dialog and returns the selected directory. | |
| 57 */ | |
|
43
ea8ff534f622
Fix override and super aliases
Frank Benoit <benoit@tionex.de>
parents:
34
diff
changeset
|
58 protected override String changePressed() { |
| 34 | 59 auto f = new FilePath(getTextControl().getText()); |
| 60 if (!f.exists()) { | |
| 61 f = cast(FilePath)null; | |
| 62 } | |
| 63 auto d = getDirectory(f); | |
| 64 if (d is null) { | |
| 65 return null; | |
| 66 } | |
| 67 | |
|
66
3ed358ab21c9
The FieldEditors shall show Paths in native look
Frank Benoit <benoit@tionex.de>
parents:
45
diff
changeset
|
68 return FileSystem.toAbsolute( d ).native.toString; |
| 34 | 69 } |
| 70 | |
| 71 /* (non-Javadoc) | |
| 72 * Method declared on StringFieldEditor. | |
| 73 * Checks whether the text input field contains a valid directory. | |
| 74 */ | |
|
43
ea8ff534f622
Fix override and super aliases
Frank Benoit <benoit@tionex.de>
parents:
34
diff
changeset
|
75 protected override bool doCheckState() { |
| 34 | 76 String fileName = getTextControl().getText(); |
| 77 fileName = fileName.trim(); | |
| 78 if (fileName.length is 0 && isEmptyStringAllowed()) { | |
| 79 return true; | |
| 80 } | |
| 81 auto file = new FilePath(fileName); | |
|
45
076d0807c32a
fix exception from file.isFolder, test first if exists.
Frank Benoit <benoit@tionex.de>
parents:
43
diff
changeset
|
82 return file.exists() && file.isFolder(); |
| 34 | 83 } |
| 84 | |
| 85 /** | |
| 86 * Helper that opens the directory chooser dialog. | |
| 87 * @param startingDirectory The directory the dialog will open in. | |
| 88 * @return File File or <code>null</code>. | |
| 89 * | |
| 90 */ | |
| 91 private FilePath getDirectory(FilePath startingDirectory) { | |
| 92 | |
| 93 DirectoryDialog fileDialog = new DirectoryDialog(getShell(), DWT.OPEN); | |
| 94 if (startingDirectory !is null) { | |
| 95 fileDialog.setFilterPath(startingDirectory.path); | |
| 96 } | |
| 97 String dir = fileDialog.open(); | |
| 98 if (dir !is null) { | |
| 99 dir = dir.trim(); | |
| 100 if (dir.length > 0) { | |
| 101 return new FilePath(dir); | |
| 102 } | |
| 103 } | |
| 104 | |
| 105 return null; | |
| 106 } | |
| 107 } |