Mercurial > projects > dwt-addons
annotate dwtx/jface/dialogs/DialogSettings.d @ 104:04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
These new wrappers now use the tango.util.containers instead of the tango.util.collections.
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Thu, 07 Aug 2008 15:01:33 +0200 |
| parents | 7ffeace6c47f |
| children | 1470d66733fa |
| rev | line source |
|---|---|
| 19 | 1 /******************************************************************************* |
| 90 | 2 * Copyright (c) 2000, 2008 IBM Corporation and others. |
| 19 | 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.dialogs.DialogSettings; | |
| 14 | |
| 15 import dwtx.jface.dialogs.IDialogSettings; | |
| 16 | |
| 17 | |
| 18 static import tango.text.xml.Document; | |
| 19 static import tango.text.xml.SaxParser; | |
| 20 static import tango.text.xml.PullParser; | |
| 21 static import tango.text.xml.XmlPrinter; | |
| 22 | |
| 23 | |
| 24 import dwt.dwthelper.utils; | |
|
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Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
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parents:
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25 import dwtx.dwtxhelper.Collection; |
| 19 | 26 static import dwt.dwthelper.OutputStream; |
| 27 static import tango.text.convert.Integer; | |
| 28 static import tango.text.convert.Float; | |
| 29 static import tango.text.Text; | |
| 30 static import tango.io.File; | |
| 31 static import tango.io.Print; | |
| 32 static import tango.io.model.IConduit; | |
| 33 static import tango.io.stream.FileStream; | |
| 34 static import tango.text.convert.Format; | |
| 35 import tango.core.Exception; | |
| 36 alias tango.text.Text.Text!(char) StringBuffer; | |
|
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37 import dwt.dwthelper.XmlTranscode; |
| 19 | 38 |
| 39 /** | |
| 40 * Concrete implementation of a dialog settings (<code>IDialogSettings</code>) | |
| 41 * using a hash table and XML. The dialog store can be read | |
| 42 * from and saved to a stream. All keys and values must be strings or array of | |
| 43 * strings. Primitive types are converted to strings. | |
| 44 * <p> | |
| 45 * This class was not designed to be subclassed. | |
| 46 * | |
| 47 * Here is an example of using a DialogSettings: | |
| 48 * </p> | |
| 49 * <pre> | |
| 50 * <code> | |
| 51 * DialogSettings settings = new DialogSettings("root"); | |
| 52 * settings.put("Boolean1",true); | |
| 53 * settings.put("Long1",100); | |
| 54 * settings.put("Array1",new String[]{"aaaa1","bbbb1","cccc1"}); | |
| 55 * DialogSettings section = new DialogSettings("sectionName"); | |
| 56 * settings.addSection(section); | |
| 57 * section.put("Int2",200); | |
| 58 * section.put("Float2",1.1); | |
| 59 * section.put("Array2",new String[]{"aaaa2","bbbb2","cccc2"}); | |
| 60 * settings.save("c:\\temp\\test\\dialog.xml"); | |
| 61 * </code> | |
| 62 * </pre> | |
| 90 | 63 * @noextend This class is not intended to be subclassed by clients. |
| 19 | 64 */ |
| 65 | |
| 66 public class DialogSettings : IDialogSettings { | |
| 67 alias tango.text.xml.Document.Document!(char) Document; | |
| 68 alias tango.text.xml.Document.Document!(char).Node Element; | |
| 69 alias tango.text.xml.XmlPrinter.XmlPrinter!(char) XmlPrinter; | |
| 70 // The name of the DialogSettings. | |
| 71 private String name; | |
| 72 | |
| 73 /* A Map of DialogSettings representing each sections in a DialogSettings. | |
| 74 It maps the DialogSettings' name to the DialogSettings */ | |
|
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Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
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75 private Map sections; |
| 19 | 76 |
| 77 /* A Map with all the keys and values of this sections. | |
| 78 Either the keys an values are restricted to strings. */ | |
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Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
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79 private Map items; |
| 19 | 80 |
| 81 // A Map with all the keys mapped to array of strings. | |
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parents:
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82 private Map arrayItems; |
| 19 | 83 |
| 84 private static const String TAG_SECTION = "section";//$NON-NLS-1$ | |
| 85 | |
| 86 private static const String TAG_NAME = "name";//$NON-NLS-1$ | |
| 87 | |
| 88 private static const String TAG_KEY = "key";//$NON-NLS-1$ | |
| 89 | |
| 90 private static const String TAG_VALUE = "value";//$NON-NLS-1$ | |
| 91 | |
| 92 private static const String TAG_LIST = "list";//$NON-NLS-1$ | |
| 93 | |
| 94 private static const String TAG_ITEM = "item";//$NON-NLS-1$ | |
| 95 | |
| 96 /** | |
| 97 * Create an empty dialog settings which loads and saves its | |
| 98 * content to a file. | |
| 99 * Use the methods <code>load(String)</code> and <code>store(String)</code> | |
| 100 * to load and store this dialog settings. | |
| 101 * | |
| 102 * @param sectionName the name of the section in the settings. | |
| 103 */ | |
| 104 public this(String sectionName) { | |
| 105 name = sectionName; | |
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106 items = new HashMap(); |
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107 arrayItems = new HashMap(); |
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parents:
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108 sections = new HashMap(); |
| 19 | 109 } |
| 110 | |
| 111 /* (non-Javadoc) | |
| 112 * Method declared on IDialogSettings. | |
| 113 */ | |
| 114 public IDialogSettings addNewSection(String sectionName) { | |
| 115 DialogSettings section = new DialogSettings(sectionName); | |
| 116 addSection(section); | |
| 117 return section; | |
| 118 } | |
| 119 | |
| 120 /* (non-Javadoc) | |
| 121 * Method declared on IDialogSettings. | |
| 122 */ | |
| 123 public void addSection(IDialogSettings section) { | |
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124 sections.put(stringcast(section.getName()), cast(Object)section); |
| 19 | 125 } |
| 126 | |
| 127 /* (non-Javadoc) | |
| 128 * Method declared on IDialogSettings. | |
| 129 */ | |
| 130 public String get(String key) { | |
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131 return stringcast(items.get(stringcast(key))); |
| 19 | 132 } |
| 133 | |
| 134 /* (non-Javadoc) | |
| 135 * Method declared on IDialogSettings. | |
| 136 */ | |
| 137 public String[] getArray(String key) { | |
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138 return stringArrayFromObject(arrayItems.get(stringcast(key))); |
| 19 | 139 } |
| 140 | |
| 141 /* (non-Javadoc) | |
| 142 * Method declared on IDialogSettings. | |
| 143 */ | |
| 144 public bool getBoolean(String key) { | |
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145 return stringcast(items.get(stringcast(key))) == "true"; |
| 19 | 146 } |
| 147 | |
| 148 /* (non-Javadoc) | |
| 149 * Method declared on IDialogSettings. | |
| 150 */ | |
| 151 public double getDouble(String key) { | |
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Frank Benoit <benoit@tionex.de>
parents:
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152 String setting = stringcast(items.get(stringcast(key))); |
| 19 | 153 if (setting is null) { |
| 154 throw new NumberFormatException( | |
| 155 "There is no setting associated with the key \"" ~ key ~ "\"");//$NON-NLS-1$ //$NON-NLS-2$ | |
| 156 } | |
| 157 | |
| 158 return tango.text.convert.Float.toFloat(setting); | |
| 159 } | |
| 160 | |
| 161 /* (non-Javadoc) | |
| 162 * Method declared on IDialogSettings. | |
| 163 */ | |
| 164 public float getFloat(String key) { | |
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parents:
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165 String setting = stringcast(items.get(stringcast(key))); |
| 19 | 166 if (setting is null) { |
| 167 throw new NumberFormatException( | |
| 168 "There is no setting associated with the key \"" ~ key ~ "\"");//$NON-NLS-1$ //$NON-NLS-2$ | |
| 169 } | |
| 170 | |
| 171 return tango.text.convert.Float.toFloat(setting); | |
| 172 } | |
| 173 | |
| 174 /* (non-Javadoc) | |
| 175 * Method declared on IDialogSettings. | |
| 176 */ | |
| 177 public int getInt(String key) { | |
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178 String setting = stringcast(items.get(stringcast(key))); |
| 19 | 179 if (setting is null) { |
| 180 //new Integer(null) will throw a NumberFormatException and meet our spec, but this message | |
| 181 //is clearer. | |
| 182 throw new NumberFormatException( | |
| 183 "There is no setting associated with the key \"" ~ key ~ "\"");//$NON-NLS-1$ //$NON-NLS-2$ | |
| 184 } | |
| 185 | |
| 186 return tango.text.convert.Integer.toInt(setting); | |
| 187 } | |
| 188 | |
| 189 /* (non-Javadoc) | |
| 190 * Method declared on IDialogSettings. | |
| 191 */ | |
| 192 public long getLong(String key) { | |
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parents:
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diff
changeset
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193 String setting = stringcast(items.get(stringcast(key))); |
| 19 | 194 if (setting is null) { |
| 195 //new Long(null) will throw a NumberFormatException and meet our spec, but this message | |
| 196 //is clearer. | |
| 197 throw new NumberFormatException( | |
| 198 "There is no setting associated with the key \"" ~ key ~ "\"");//$NON-NLS-1$ //$NON-NLS-2$ | |
| 199 } | |
| 200 | |
| 201 return tango.text.convert.Integer.toLong(setting); | |
| 202 } | |
| 203 | |
| 204 /* (non-Javadoc) | |
| 205 * Method declared on IDialogSettings. | |
| 206 */ | |
| 207 public String getName() { | |
| 208 return name; | |
| 209 } | |
| 210 | |
| 211 /* (non-Javadoc) | |
| 212 * Method declared on IDialogSettings. | |
| 213 */ | |
| 214 public IDialogSettings getSection(String sectionName) { | |
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215 return cast(IDialogSettings) sections.get(stringcast(sectionName)); |
| 19 | 216 } |
| 217 | |
| 218 /* (non-Javadoc) | |
| 219 * Method declared on IDialogSettings. | |
| 220 */ | |
| 221 public IDialogSettings[] getSections() { | |
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222 Collection values = sections.values(); |
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223 IDialogSettings[] result = arraycast!(IDialogSettings)( values.toArray() ); |
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224 return result; |
| 19 | 225 } |
| 226 | |
| 227 /* (non-Javadoc) | |
| 228 * Method declared on IDialogSettings. | |
| 229 */ | |
| 230 public void load( tango.io.model.IConduit.InputStream input) { | |
| 231 Document document = new Document(); | |
| 232 try { | |
| 233 char[] content; | |
| 234 char[1024] readbuf; | |
| 235 int chunksize = 0; | |
| 236 while( (chunksize=input.read(readbuf)) !is tango.io.model.IConduit.InputStream.Eof ){ | |
| 237 content ~= readbuf[ 0 .. chunksize ]; | |
| 238 } | |
| 239 document.parse( content ); | |
| 240 | |
| 241 //Strip out any comments first | |
| 242 foreach( n; document.query[].filter( delegate bool(Element n) { | |
| 243 return n.type is tango.text.xml.PullParser.XmlNodeType.Comment ; | |
| 244 })){ | |
| 245 //TODO: remove() was added after tango 0.99.5 | |
| 246 //n.remove(); | |
| 247 } | |
| 248 load(document, document.root.firstChild ); | |
| 249 } catch (IOException e) { | |
| 250 // ignore | |
| 251 } catch (TextException e) { | |
| 252 // ignore | |
| 253 } | |
| 254 } | |
| 255 | |
| 256 /* (non-Javadoc) | |
| 257 * Method declared on IDialogSettings. | |
| 258 */ | |
| 259 //TODO: solve overload load(char[]) | |
| 260 public void load(String fileName) { | |
| 261 auto f = new tango.io.stream.FileStream.FileInput( fileName ); | |
| 262 load( f.input ); | |
| 263 f.close; | |
| 264 } | |
| 265 | |
| 266 /* (non-Javadoc) | |
| 267 * Load the setting from the <code>document</code> | |
| 268 */ | |
| 269 private void load(Document document, Element root) { | |
| 270 | |
| 271 name = root.getAttribute(TAG_NAME).value(); | |
| 272 | |
| 273 foreach( n; root.query[TAG_ITEM] ){ | |
| 274 if( root is n.parent() ){ | |
| 275 String key = n.getAttribute(TAG_KEY).value().dup; | |
| 276 String value = n.getAttribute(TAG_VALUE).value().dup; | |
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277 items.put(stringcast(key), stringcast(value)); |
| 19 | 278 } |
| 279 } | |
| 280 foreach( n; root.query[TAG_LIST].dup ){ | |
| 281 if( root is n.parent() ){ | |
| 282 auto child = n; | |
| 283 String key = child.getAttribute(TAG_KEY).value().dup; | |
| 284 char[][] valueList; | |
| 285 foreach( node; root.query[TAG_ITEM].dup ){ | |
| 286 if (child is node.parent()) { | |
| 287 valueList ~= node.getAttribute(TAG_VALUE).value().dup; | |
| 288 } | |
| 289 } | |
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parents:
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290 arrayItems.put(stringcast(key), new ArrayWrapperString2(valueList) ); |
| 19 | 291 } |
| 292 } | |
| 293 foreach( n; root.query[TAG_SECTION].dup ){ | |
| 294 if( root is n.parent() ){ | |
| 295 DialogSettings s = new DialogSettings("NoName");//$NON-NLS-1$ | |
| 296 s.load(document, n); | |
| 297 addSection(s); | |
| 298 } | |
| 299 } | |
| 300 } | |
| 301 | |
| 302 /* (non-Javadoc) | |
| 303 * Method declared on IDialogSettings. | |
| 304 */ | |
| 305 public void put(String key, String[] value) { | |
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306 arrayItems.put(stringcast(key), new ArrayWrapperString2(value)); |
| 19 | 307 } |
| 308 | |
| 309 /* (non-Javadoc) | |
| 310 * Method declared on IDialogSettings. | |
| 311 */ | |
| 312 public void put(String key, double value) { | |
| 313 put(key, tango.text.convert.Float.toString(value)); | |
| 314 } | |
| 315 | |
| 316 /* (non-Javadoc) | |
| 317 * Method declared on IDialogSettings. | |
| 318 */ | |
| 319 public void put(String key, float value) { | |
| 320 put(key, tango.text.convert.Float.toString(value)); | |
| 321 } | |
| 322 | |
| 323 /* (non-Javadoc) | |
| 324 * Method declared on IDialogSettings. | |
| 325 */ | |
| 326 public void put(String key, int value) { | |
| 327 put(key, tango.text.convert.Integer.toString(value)); | |
| 328 } | |
| 329 | |
| 330 /* (non-Javadoc) | |
| 331 * Method declared on IDialogSettings. | |
| 332 */ | |
| 333 public void put(String key, long value) { | |
| 334 put(key, tango.text.convert.Integer.toString(value)); | |
| 335 } | |
| 336 | |
| 337 /* (non-Javadoc) | |
| 338 * Method declared on IDialogSettings. | |
| 339 */ | |
| 340 public void put(String key, String value) { | |
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341 items.put(stringcast(key), stringcast(value)); |
| 19 | 342 } |
| 343 | |
| 344 /* (non-Javadoc) | |
| 345 * Method declared on IDialogSettings. | |
| 346 */ | |
| 347 public void put(String key, bool value) { | |
| 348 put(key, value ? "true" : "false" ); | |
| 349 } | |
| 350 | |
| 351 /* (non-Javadoc) | |
| 352 * Method declared on IDialogSettings. | |
| 353 */ | |
| 354 public void save(tango.io.model.IConduit.OutputStream writer) { | |
| 355 save(new XMLWriter(writer)); | |
| 356 } | |
| 357 | |
| 358 | |
| 359 /* (non-Javadoc) | |
| 360 * Method declared on IDialogSettings. | |
| 361 */ | |
| 362 public void save(String fileName) { | |
| 363 auto stream = new tango.io.stream.FileStream.FileOutput(fileName); | |
| 364 XMLWriter writer = new XMLWriter(stream.output); | |
| 365 save(writer); | |
| 366 writer.close(); | |
| 367 } | |
| 368 | |
| 369 /* (non-Javadoc) | |
| 370 * Save the settings in the <code>document</code>. | |
| 371 */ | |
| 372 private void save(XMLWriter out_) { | |
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373 HashMap attributes = new HashMap(2); |
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374 attributes.put(stringcast(TAG_NAME), stringcast(name is null ? "" : name)); //$NON-NLS-1$ |
| 19 | 375 out_.startTag(TAG_SECTION, attributes); |
| 376 attributes.clear(); | |
| 377 | |
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378 Object EMPTY_STR = new ArrayWrapperString(""); |
| 19 | 379 foreach( key,value; items ){ |
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380 attributes.put(stringcast(TAG_KEY), key is null ? EMPTY_STR : key); //$NON-NLS-1$ |
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381 String string = stringcast(value);//cast(String) items.get(stringcast(key)); |
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382 attributes.put(stringcast(TAG_VALUE), stringcast(string is null ? "" : string)); //$NON-NLS-1$ |
| 19 | 383 out_.printTag(TAG_ITEM, attributes, true); |
| 384 } | |
| 385 | |
| 386 attributes.clear(); | |
| 387 foreach( key,value; arrayItems ){ | |
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388 attributes.put(stringcast(TAG_KEY), key is null ? EMPTY_STR : key); //$NON-NLS-1$ |
| 19 | 389 out_.startTag(TAG_LIST, attributes); |
| 390 attributes.clear(); | |
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391 String[] strValues = stringArrayFromObject(value); |
| 19 | 392 if (value !is null) { |
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393 for (int index = 0; index < strValues.length; index++) { |
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394 String string = strValues[index]; |
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395 attributes.put(stringcast(TAG_VALUE), stringcast(string is null ? "" : string)); //$NON-NLS-1$ |
| 19 | 396 out_.printTag(TAG_ITEM, attributes, true); |
| 397 } | |
| 398 } | |
| 399 out_.endTag(TAG_LIST); | |
| 400 attributes.clear(); | |
| 401 } | |
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parents:
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402 for (Iterator i = sections.values().iterator(); i.hasNext();) { |
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04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
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403 (cast(DialogSettings) i.next()).save(out_); |
| 19 | 404 } |
| 405 out_.endTag(TAG_SECTION); | |
| 406 } | |
| 407 | |
| 408 | |
| 409 /** | |
| 410 * A simple XML writer. Using this instead of the javax.xml.transform classes allows | |
| 411 * compilation against JCL Foundation (bug 80059). | |
| 412 */ | |
| 413 private static class XMLWriter : tango.io.Print.Print!(char) { | |
| 414 /** current number of tabs to use for ident */ | |
| 415 protected int tab; | |
| 416 | |
| 417 /** the xml header */ | |
| 418 protected static const String XML_VERSION = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"; //$NON-NLS-1$ | |
| 419 | |
| 420 /** | |
| 421 * Create a new XMLWriter | |
| 422 * @param output the write to used when writing to | |
| 423 */ | |
| 424 public this(tango.io.model.IConduit.OutputStream output) { | |
| 425 super( tango.text.convert.Format.Format, output); | |
| 426 tab = 0; | |
| 427 print(XML_VERSION); | |
| 428 newline; | |
| 429 } | |
| 430 | |
| 431 /** | |
| 432 * write the intended end tag | |
| 433 * @param name the name of the tag to end | |
| 434 */ | |
| 435 public void endTag(String name) { | |
| 436 tab--; | |
| 437 printTag("/" ~ name, null, false); //$NON-NLS-1$ | |
| 438 } | |
| 439 | |
| 440 private void printTabulation() { | |
| 441 for (int i = 0; i < tab; i++) { | |
| 442 super.print('\t'); | |
| 443 } | |
| 444 } | |
| 445 | |
| 446 /** | |
| 447 * write the tag to the stream and format it by itending it and add new line after the tag | |
| 448 * @param name the name of the tag | |
| 449 * @param parameters map of parameters | |
| 450 * @param close should the tag be ended automatically (=> empty tag) | |
| 451 */ | |
|
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Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
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452 public void printTag(String name, HashMap parameters, bool close) { |
| 19 | 453 printTag(name, parameters, true, true, close); |
| 454 } | |
| 455 | |
|
104
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
456 private void printTag(String name, HashMap parameters, bool shouldTab, bool newLine, bool close) { |
| 19 | 457 StringBuffer sb = new StringBuffer(); |
| 458 sb.append('<'); | |
| 459 sb.append(name); | |
| 460 if (parameters !is null) { | |
|
104
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
461 for (Enumeration e = Collections.enumeration(parameters.keySet()); e.hasMoreElements();) { |
| 19 | 462 sb.append(" "); //$NON-NLS-1$ |
|
104
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
463 String key = stringcast( e.nextElement()); |
| 19 | 464 sb.append(key); |
| 465 sb.append("=\""); //$NON-NLS-1$ | |
|
104
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
466 //sb.append(getEscaped(String.valueOf(parameters.get(key)))); |
|
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
467 sb.append(xmlEscape(stringcast(parameters.get(stringcast(key))))); |
| 19 | 468 sb.append("\""); //$NON-NLS-1$ |
| 469 } | |
| 470 } | |
| 471 if (close) { | |
| 472 sb.append('/'); | |
| 473 } | |
| 474 sb.append('>'); | |
| 475 if (shouldTab) { | |
| 476 printTabulation(); | |
| 477 } | |
| 478 if (newLine) { | |
| 479 print(sb.toString()); | |
| 480 newline; | |
| 481 } else { | |
| 482 print(sb.toString()); | |
| 483 } | |
| 484 } | |
| 485 | |
| 486 /** | |
| 487 * start the tag | |
| 488 * @param name the name of the tag | |
| 489 * @param parameters map of parameters | |
| 490 */ | |
|
104
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
491 public void startTag(String name, HashMap parameters) { |
| 19 | 492 startTag(name, parameters, true); |
| 493 tab++; | |
| 494 } | |
| 495 | |
|
104
04b47443bb01
Reworked the collection uses to make use of a wrapper collection that is compatible to the Java Collections.
Frank Benoit <benoit@tionex.de>
parents:
90
diff
changeset
|
496 private void startTag(String name, HashMap parameters, bool newLine) { |
| 19 | 497 printTag(name, parameters, true, newLine, false); |
| 498 } | |
| 499 } | |
| 500 | |
| 501 } |