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1 /*******************************************************************************
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2 * Copyright (c) 2003, 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 * Port to the D programming language:
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11 * John Reimer <terminal.node@gmail.com>
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12 *******************************************************************************/
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13 module org.eclipse.swt.browser.FilePicker;
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14
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15 import java.lang.all;
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16
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17 import org.eclipse.swt.SWT;
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18
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19 import XPCOM = org.eclipse.swt.internal.mozilla.XPCOM;
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20
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21 import org.eclipse.swt.internal.mozilla.Common;
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22 import org.eclipse.swt.internal.mozilla.nsEmbedString;
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23 import org.eclipse.swt.internal.mozilla.nsISupports;
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24 import org.eclipse.swt.internal.mozilla.nsID;
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25 import org.eclipse.swt.internal.mozilla.nsIFilePicker;
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26 import org.eclipse.swt.internal.mozilla.nsIFilePicker_1_8;
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27 import org.eclipse.swt.internal.mozilla.nsILocalFile;
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28 import org.eclipse.swt.internal.mozilla.nsIFileURL;
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29 import org.eclipse.swt.internal.mozilla.nsIDOMWindow;
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30 import org.eclipse.swt.internal.mozilla.nsISimpleEnumerator;
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31 import org.eclipse.swt.internal.mozilla.nsStringAPI;
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32
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33 import org.eclipse.swt.browser.Mozilla;
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34
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35 import org.eclipse.swt.widgets.DirectoryDialog;
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36 import org.eclipse.swt.widgets.Display;
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37 import org.eclipse.swt.widgets.FileDialog;
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38 import org.eclipse.swt.widgets.Shell;
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39
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40 class FilePicker : nsIFilePicker {
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41
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42 int refCount = 0;
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43 short mode;
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44 nsIDOMWindow parentHandle;
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45 String[] files, masks;
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46 String defaultFilename, directory, title;
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47
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48 static String SEPARATOR(){
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49 return System.getProperty ("file.separator"); //$NON-NLS-1$
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50 }
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51
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52 this () {
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53 }
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54
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55 extern(System)
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56 nsrefcnt AddRef () {
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57 refCount++;
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58 return refCount;
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59 }
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60
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61 extern(System)
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54
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62 nsresult QueryInterface (in nsID* riid, void** ppvObject) {
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25
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63 if (riid is null || ppvObject is null) return XPCOM.NS_ERROR_NO_INTERFACE;
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64
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65 if (*riid == nsISupports.IID) {
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66 *ppvObject = cast(void*)cast(nsISupports) this;
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67 AddRef ();
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68 return XPCOM.NS_OK;
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69 }
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70 if (*riid == nsIFilePicker.IID) {
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71 *ppvObject = cast(void*)cast(nsIFilePicker) this;
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72 AddRef ();
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73 return XPCOM.NS_OK;
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74 }
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75 if (*riid == nsIFilePicker_1_8.IID) {
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76 *ppvObject = cast(void*)cast(nsIFilePicker_1_8) this;
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77 AddRef ();
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78 return XPCOM.NS_OK;
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79 }
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80 *ppvObject = null;
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81 return XPCOM.NS_ERROR_NO_INTERFACE;
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82 }
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83
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84 extern(System)
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85 nsrefcnt Release () {
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86 refCount--;
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87 if (refCount is 0) return 0;
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88 return refCount;
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89 }
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90
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91 /*
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92 * As of Mozilla 1.8 some of nsIFilePicker's string arguments changed type. This method
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93 * answers a java string based on the type of string that is appropriate for the Mozilla
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94 * version being used.
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95 */
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96 extern(D)
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97 String parseAString (nsAString* string) {
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98 return null;
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99 }
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100
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101 /* nsIFilePicker */
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102
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103 extern(System)
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104 nsresult Init (nsIDOMWindow parent, nsAString* title, PRInt16 mode) {
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105 parentHandle = parent;
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106 this.mode = mode;
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107 this.title = parseAString (title);
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108 return XPCOM.NS_OK;
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109 }
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110
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111 extern(System)
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112 nsresult Show (PRInt16* _retval) {
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113 if (mode is nsIFilePicker.modeGetFolder) {
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114 /* picking a directory */
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115 int result = showDirectoryPicker ();
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116 *_retval = cast(int)cast(PRInt16)result; /* PRInt16 */
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117 return XPCOM.NS_OK;
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118 }
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119
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120 /* picking a file */
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121 int style = mode is nsIFilePicker.modeSave ? SWT.SAVE : SWT.OPEN;
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122 if (mode is nsIFilePicker.modeOpenMultiple) style |= SWT.MULTI;
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123 Display display = Display.getCurrent ();
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124 Shell parent = null; // TODO compute parent
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125 if (parent is null) {
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126 parent = new Shell (display);
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127 }
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128 FileDialog dialog = new FileDialog (parent, style);
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129 if (title !is null) dialog.setText (title);
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130 if (directory !is null) dialog.setFilterPath (directory);
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131 if (masks !is null) dialog.setFilterExtensions (masks);
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132 if (defaultFilename !is null) dialog.setFileName (defaultFilename);
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133 String filename = dialog.open ();
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134 files = dialog.getFileNames ();
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135 directory = dialog.getFilterPath ();
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136 title = defaultFilename = null;
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137 masks = null;
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138 int result = filename is null ? nsIFilePicker.returnCancel : nsIFilePicker.returnOK;
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139 *_retval = cast(int)cast(short)result;; /* PRInt16 */
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140 return XPCOM.NS_OK;
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141 }
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142
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143 int showDirectoryPicker () {
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144 Display display = Display.getCurrent ();
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145 Shell parent = null; // TODO compute parent
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146 if (parent is null) {
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147 parent = new Shell (display);
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148 }
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149 DirectoryDialog dialog = new DirectoryDialog (parent, SWT.NONE);
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150 if (title !is null) dialog.setText (title);
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151 if (directory !is null) dialog.setFilterPath (directory);
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152 directory = dialog.open ();
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153 title = defaultFilename = null;
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154 files = masks = null;
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155 return directory is null ? nsIFilePicker.returnCancel : nsIFilePicker.returnOK;
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156 }
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157
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158 extern(System)
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159 nsresult GetFiles (nsISimpleEnumerator* aFiles) {
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160 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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161 }
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162
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163 extern(System)
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164 nsresult GetFileURL ( nsIFileURL* aFileURL ) {
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165 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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166 }
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167
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168 extern(System)
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169 nsresult GetFile (nsILocalFile* aFile) {
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170 String filename = ""; //$NON-NLS-1$
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171 if (directory !is null) filename ~= directory ~ SEPARATOR;
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172 if (files !is null && files.length > 0) filename ~= files[0];
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173 scope auto path = new nsEmbedString (toWCharArray(filename));
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174 int rc = XPCOM.NS_NewLocalFile (cast(nsAString*)path, 1, aFile);
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175 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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176 if (aFile is null) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
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177 return XPCOM.NS_OK;
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178 }
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179
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180 extern(System)
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181 nsresult SetDisplayDirectory (nsILocalFile aDisplayDirectory) {
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182 if (aDisplayDirectory is null) return XPCOM.NS_OK;
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183 scope auto pathname = new nsEmbedCString();
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184 aDisplayDirectory.GetNativePath (cast(nsACString*)pathname);
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185 // wchar[] chars = MozillaDelegate.mbcsToWcs (null, bytes);
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186 directory = pathname.toString;
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187 return XPCOM.NS_OK;
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188 }
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189
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190 extern(System)
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191 nsresult GetDisplayDirectory (nsILocalFile* aDisplayDirectory) {
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192 String directoryName = directory !is null ? directory : ""; //$NON-NLS-1$
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193 scope auto path = new nsEmbedString (toWCharArray(directoryName));
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194 int rc = XPCOM.NS_NewLocalFile (cast(nsAString*)path, 1, aDisplayDirectory);
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195 if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
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196 if (aDisplayDirectory is null) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
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197 return XPCOM.NS_OK;
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198 }
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199
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200 extern(System)
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201 nsresult SetFilterIndex (PRInt32 aFilterIndex) {
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202 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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203 }
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204
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205 extern(System)
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206 nsresult GetFilterIndex (PRInt32* aFilterIndex) {
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207 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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208 }
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209
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210 extern(System)
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211 nsresult SetDefaultExtension (nsAString* aDefaultExtension) {
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212 /* note that the type of argument 1 changed as of Mozilla 1.8 */
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213 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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214 }
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215
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216 extern(System)
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217 nsresult GetDefaultExtension (nsAString* aDefaultExtension) {
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218 /* note that the type of argument 1 changed as of Mozilla 1.8 */
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219 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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220 }
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221
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222 extern(System)
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223 nsresult SetDefaultString (nsAString* aDefaultString) {
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224 defaultFilename = parseAString (aDefaultString);
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225 return XPCOM.NS_OK;
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226 }
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227
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228 extern(System)
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229 nsresult GetDefaultString (nsAString* aDefaultString) {
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230 /* note that the type of argument 1 changed as of Mozilla 1.8 */
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231 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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232 }
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233
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234 extern(System)
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235 nsresult AppendFilter (nsAString* title, nsAString* filter) {
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236 /* note that the type of arguments 1 and 2 changed as of Mozilla 1.8 */
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237 return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
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238 }
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239
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240 extern(System)
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241 nsresult AppendFilters (PRInt32 filterMask) {
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242 String[] addFilters = null;
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243 switch (filterMask) {
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244 case nsIFilePicker.filterAll:
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245 case nsIFilePicker.filterApps:
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246 masks = null; /* this is equivalent to no filter */
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247 break;
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248 case nsIFilePicker.filterHTML:
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249 addFilters[0] = "*.htm;*.html"; //$NON-NLS-1$
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250 break;
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251 case nsIFilePicker.filterImages:
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252 addFilters[0] = "*.gif;*.jpeg;*.jpg;*.png"; //$NON-NLS-1$
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253 break;
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254 case nsIFilePicker.filterText:
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255 addFilters[0] = "*.txt"; //$NON-NLS-1$
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256 break;
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257 case nsIFilePicker.filterXML:
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258 addFilters[0] = "*.xml"; //$NON-NLS-1$
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259 break;
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260 case nsIFilePicker.filterXUL:
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261 addFilters[0] = "*.xul"; //$NON-NLS-1$
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262 break;
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263 }
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264 if (masks is null) {
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265 masks = addFilters;
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266 } else {
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267 if (addFilters !is null) {
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268 masks ~= addFilters;
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269 }
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270 }
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271 return XPCOM.NS_OK;
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272 }
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273 }
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