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annotate dwt/widgets/DirectoryDialog.d @ 3:649b8e223d5a

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fix extends
author Frank Benoit <benoit@tionex.de>
date Wed, 27 Aug 2008 13:48:25 +0200
parents 380af2bdd8e5
children 1a8b3cb347e0
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2007 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 *******************************************************************************/
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11 module dwt.widgets.DirectoryDialog;
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12
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13 import dwt.dwthelper.utils;
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15
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16 import dwt.DWT;
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17 import dwt.DWTException;
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18 import dwt.internal.cocoa.NSOpenPanel;
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19 import dwt.internal.cocoa.NSString;
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20 import dwt.internal.cocoa.OS;
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21
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22
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23 /**
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24 * Instances of this class allow the user to navigate
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25 * the file system and select a directory.
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26 * <dl>
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27 * <dt><b>Styles:</b></dt>
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28 * <dd>(none)</dd>
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29 * <dt><b>Events:</b></dt>
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30 * <dd>(none)</dd>
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31 * </dl>
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32 * <p>
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33 * IMPORTANT: This class is intended to be subclassed <em>only</em>
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34 * within the DWT implementation.
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35 * </p>
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36 */
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37 public class DirectoryDialog : Dialog {
0
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38 String message = "", filterPath = "";
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39
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40 /**
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41 * Constructs a new instance of this class given only its parent.
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42 *
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43 * @param parent a shell which will be the parent of the new instance
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44 *
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45 * @exception IllegalArgumentException <ul>
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46 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
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47 * </ul>
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48 * @exception DWTException <ul>
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49 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
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50 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
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51 * </ul>
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52 */
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53 public DirectoryDialog (Shell parent) {
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54 this (parent, DWT.APPLICATION_MODAL);
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55 }
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56
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57 /**
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58 * Constructs a new instance of this class given its parent
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59 * and a style value describing its behavior and appearance.
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60 * <p>
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61 * The style value is either one of the style constants defined in
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62 * class <code>DWT</code> which is applicable to instances of this
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63 * class, or must be built by <em>bitwise OR</em>'ing together
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64 * (that is, using the <code>int</code> "|" operator) two or more
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65 * of those <code>DWT</code> style constants. The class description
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66 * lists the style constants that are applicable to the class.
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67 * Style bits are also inherited from superclasses.
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68 * </p>
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69 *
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70 * @param parent a shell which will be the parent of the new instance
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71 * @param style the style of dialog to construct
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72 *
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73 * @exception IllegalArgumentException <ul>
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74 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
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75 * </ul>
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76 * @exception DWTException <ul>
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77 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
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78 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
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79 * </ul>
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80 */
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81 public DirectoryDialog (Shell parent, int style) {
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82 super (parent, style);
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83 checkSubclass ();
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84 }
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85
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86 /**
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87 * Returns the path which the dialog will use to filter
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88 * the directories it shows.
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89 *
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90 * @return the filter path
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91 *
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92 * @see #setFilterPath
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93 */
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94 public String getFilterPath () {
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95 return filterPath;
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96 }
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97
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98 /**
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99 * Returns the dialog's message, which is a description of
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100 * the purpose for which it was opened. This message will be
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101 * visible on the dialog while it is open.
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102 *
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103 * @return the message
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104 */
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105 public String getMessage () {
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106 return message;
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107 }
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108
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109 /**
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110 * Makes the dialog visible and brings it to the front
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111 * of the display.
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112 *
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113 * @return a string describing the absolute path of the selected directory,
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114 * or null if the dialog was cancelled or an error occurred
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115 *
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116 * @exception DWTException <ul>
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117 * <li>ERROR_WIDGET_DISPOSED - if the dialog has been disposed</li>
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118 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the dialog</li>
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119 * </ul>
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120 */
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121 public String open () {
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122 String directoryPath = null;
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123 NSOpenPanel panel = NSOpenPanel.openPanel();
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124 panel.setAllowsMultipleSelection((style & DWT.MULTI) !is 0);
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125 if (filterPath !is null) panel.setDirectory(NSString.stringWith(filterPath));
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126 panel.setTitle(NSString.stringWith(title !is null ? title : ""));
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127 panel.setCanChooseFiles(false);
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128 panel.setCanChooseDirectories(true);
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129 int response = panel.runModal();
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130 if (response is OS.NSFileHandlingPanelOKButton) {
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131 NSString filename = panel.filename();
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132 char[] buffer = new char[filename.length()];
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133 filename.getCharacters_(buffer);
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134 directoryPath = filterPath = new String(buffer);
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135 }
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136 // options.optionFlags = OS.kNavSupportPackages | OS.kNavAllowOpenPackages | OS.kNavAllowInvisibleFiles;
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137 return directoryPath;
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138 }
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139
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140 /**
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141 * Sets the dialog's message, which is a description of
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142 * the purpose for which it was opened. This message will be
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143 * visible on the dialog while it is open.
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144 *
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145 * @param string the message
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146 *
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147 * @exception IllegalArgumentException <ul>
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148 * <li>ERROR_NULL_ARGUMENT - if the string is null</li>
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149 * </ul>
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150 */
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151 public void setMessage (String string) {
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152 if (string is null) error (DWT.ERROR_NULL_ARGUMENT);
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153 message = string;
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154 }
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155
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156 /**
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157 * Sets the path that the dialog will use to filter
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158 * the directories it shows to the argument, which may
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159 * be null. If the string is null, then the operating
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160 * system's default filter path will be used.
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161 * <p>
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162 * Note that the path string is platform dependent.
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163 * For convenience, either '/' or '\' can be used
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164 * as a path separator.
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165 * </p>
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166 *
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167 * @param string the filter path
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168 */
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169 public void setFilterPath (String string) {
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170 filterPath = string;
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171 }
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172 }