projects/dwt-addons: dwtx/jface/resource/FileImageDescriptor.d annotate

annotate dwtx/jface/resource/FileImageDescriptor.d @ 90:7ffeace6c47f

Update 3.4M7 to 3.4

author	Frank Benoit <benoit@tionex.de>
date	Sun, 06 Jul 2008 23:30:07 +0200
parents	6787ae179808
children

rev	line source
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	2 * Copyright (c) 2000, 2008 IBM Corporation and others.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	10 * Port to the D programming language:
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	11 * Frank Benoit <benoit@tionex.de>
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	12 *******************************************************************************/
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	13 module dwtx.jface.resource.FileImageDescriptor;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	14
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	15 import dwtx.jface.resource.ImageDescriptor;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	16
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	17 // import java.io.BufferedInputStream;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	18 // import java.io.FileInputStream;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	19 // import java.io.FileNotFoundException;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	20 // import java.io.IOException;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	21 // import java.io.InputStream;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	22
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.DWT;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import dwt.DWTException;
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	25 import dwt.graphics.Device;
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	26 import dwt.graphics.Image;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	27 import dwt.graphics.ImageData;
90 7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	28 // import dwtx.core.runtime.FileLocator;
7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	29 // import dwtx.core.runtime.Path;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	30
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	31 import dwt.dwthelper.utils;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	32 import dwt.dwthelper.InputStream;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	33 import dwt.dwthelper.FileInputStream;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	34 import dwt.dwthelper.BufferedInputStream;
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	35 import dwt.dwthelper.ByteArrayInputStream;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	36
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	37 import tango.util.log.Trace;
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	38 import tango.text.convert.Format;
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	39
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	40 /**
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	41 * An image descriptor that loads its image information from a file.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	42 */
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	43 class FileImageDescriptor : ImageDescriptor {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	44
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	45 /**
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	46 * The class whose resource directory contain the file, or <code>null</code>
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	47 * if none.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	48 */
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	49 // private ClassInfo location;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	50
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	51 /**
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	52 * The name of the file.
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	53 */
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	54 private String name;
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	55 private void[] importdata;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	56
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	57 /**
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	58 * Creates a new file image descriptor. The file has the given file name and
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	59 * is located in the given class's resource directory. If the given class is
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	60 * <code>null</code>, the file name must be absolute.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	61 * <p>
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	62 * Note that the file is not accessed until its <code>getImageDate</code>
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	63 * method is called.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	64 * </p>
71 4878bef4a38e Some fixing Frank Benoit <benoit@tionex.de> parents: 70 diff changeset	65 *
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	66 * @param clazz
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	67 * class for resource directory, or <code>null</code>
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	68 * @param filename
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	69 * the name of the file
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	70 */
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	71 this(ImportData importdata) {
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	72 // this.location = clazz;
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	73 this.name = importdata.name;
da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	74 this.importdata = importdata.data;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	75 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	76
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	77 /*
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	78 * (non-Javadoc) Method declared on Object.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	79 */
43 ea8ff534f622 Fix override and super aliases Frank Benoit <benoit@tionex.de> parents: 40 diff changeset	80 public override int opEquals(Object o) {
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	81 if (!( cast(FileImageDescriptor)o )) {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	82 return false;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	83 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	84 FileImageDescriptor other = cast(FileImageDescriptor) o;
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	85 // if (location !is null) {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	86 // if ( location.name != other.location.name ) {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	87 // return false;
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	88 // }
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	89 // } else {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	90 // if (other.location !is null) {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	91 // return false;
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	92 // }
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	93 // }
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	94 return importdata == other.importdata;
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	95 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	96
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	97 /**
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	98 * @see dwtx.jface.resource.ImageDescriptor#getImageData() The
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	99 * FileImageDescriptor implementation of this method is not used by
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	100 * {@link ImageDescriptor#createImage(bool, Device)} as of version
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	101 * 3.4 so that the DWT OS optimised loading can be used.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	102 */
43 ea8ff534f622 Fix override and super aliases Frank Benoit <benoit@tionex.de> parents: 40 diff changeset	103 public override ImageData getImageData() {
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	104 InputStream in_ = getStream();
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	105 ImageData result = null;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	106 if (in_ !is null) {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	107 try {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	108 result = new ImageData(in_);
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	109 } catch (DWTException e) {
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	110 if (e.code !is DWT.ERROR_INVALID_IMAGE /+&& e.code !is DWT.ERROR_UNSUPPORTED_FORMAT+/) {
da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	111 Trace.formatln( "FileImageDescriptor getImageData DWTException for name={}", name );
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	112 throw e;
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	113 // fall through otherwise
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	114 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	115 } finally {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	116 in_.close();
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	117 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	118 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	119 return result;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	120 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	121
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	122 /**
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	123 * Returns a stream on the image contents. Returns null if a stream could
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	124 * not be opened.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	125 *
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	126 * @return the buffered stream on the file or <code>null</code> if the
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	127 * file cannot be found
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	128 */
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	129 private InputStream getStream() {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	130 InputStream is_ = null;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	131
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	132 // if (location !is null) {
40 da5ad8eedf5d debug prints, dwt.dwthelper restructure, ... Frank Benoit <benoit@tionex.de> parents: 38 diff changeset	133 // Trace.formatln( "FileImageDescriptor getStream importdata.length={} name={}",importdata.length, name );
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	134 is_ = new ByteArrayInputStream(cast(byte[]) importdata);
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	135 // is_ = ClassInfoGetResourceAsStream( location, name);
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	136
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	137 // } else {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	138 // try {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	139 // is_ = new FileInputStream(name);
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	140 // } catch (/+FileNotFoundException+/ IOException e) {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	141 // return null;
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	142 // }
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	143 // }
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	144 if (is_ is null) {
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	145 return null;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	146 }
71 4878bef4a38e Some fixing Frank Benoit <benoit@tionex.de> parents: 70 diff changeset	147 return new BufferedInputStream(is_);
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	148
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	149 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	150
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	151 /*
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	152 * (non-Javadoc) Method declared on Object.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	153 */
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	154 public override hash_t toHash() {
38 c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	155 int code = dwt.dwthelper.utils.toHash(cast(char[])importdata/+name+/);
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	156 // if (location !is null) {
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	157 // code += location.toHash();
c884a1ab6db3 resource loading, fix type in image names Frank Benoit <benoit@tionex.de> parents: 4 diff changeset	158 // }
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	159 return code;
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	160 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	161
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	162 /*
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	163 * (non-Javadoc) Method declared on Object.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	164 */
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	165 /**
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	166 * The <code>FileImageDescriptor</code> implementation of this
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	167 * <code>Object</code> method returns a string representation of this
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	168 * object which is suitable only for debugging.
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	169 */
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	170 public override String toString() {
72 5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	171 return Format("FileImageDescriptor(name={})", name );//$NON-NLS-3$//$NON-NLS-2$//$NON-NLS-1$
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	172 }
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	173
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	174 /*
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	175 * (non-Javadoc)
71 4878bef4a38e Some fixing Frank Benoit <benoit@tionex.de> parents: 70 diff changeset	176 *
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	177 * @see dwtx.jface.resource.ImageDescriptor#createImage(bool,
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	178 * dwt.graphics.Device)
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	179 */
73 6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	180 public override Image createImage(bool returnMissingImageOnError, Device device) {
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	181 if( importdata.length is 0 ){
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	182 String path = getFilePath();
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	183 if (path is null )
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	184 return createDefaultImage(returnMissingImageOnError, device);
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	185 try {
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	186 return new Image(device, path);
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	187 } catch (DWTException exception) {
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	188 //if we fail try the default way using a stream
6787ae179808 Fix FileImageDescriptor to work with compiletime data Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	189 }
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	190 }
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	191 return super.createImage(returnMissingImageOnError, device);
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	192 }
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	193
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	194 /**
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	195 * Return default image if returnMissingImageOnError is true.
71 4878bef4a38e Some fixing Frank Benoit <benoit@tionex.de> parents: 70 diff changeset	196 *
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	197 * @param device
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	198 * @return Image or <code>null</code>
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	199 */
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	200 private Image createDefaultImage(bool returnMissingImageOnError,
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	201 Device device) {
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	202 try {
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	203 if (returnMissingImageOnError)
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	204 return new Image(device, DEFAULT_IMAGE_DATA);
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	205 } catch (DWTException nextException) {
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	206 return null;
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	207 }
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	208 return null;
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	209 }
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	210
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	211 /**
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	212 * Returns the filename for the ImageData.
71 4878bef4a38e Some fixing Frank Benoit <benoit@tionex.de> parents: 70 diff changeset	213 *
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	214 * @return {@link String} or <code>null</code> if the file cannot be found
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	215 */
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	216 private String getFilePath() {
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	217
72 5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	218 // if (location is null)
5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	219 // return (new Path(name)).toOSString();
5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	220 //
5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	221 // URL resource = location.getResource(name);
5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	222 //
5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	223 // if (resource is null)
5df4896124c7 JFace and its examples do compile Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	224 // return null;
90 7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	225 // try {
7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	226 // if (JFaceActivator.getBundleContext() is null) {// Stand-alone case
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	227 //
90 7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	228 // return new Path(resource.getFile()).toOSString();
7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	229 // }
7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	230 // return new Path(FileLocator.toFileURL(resource).getPath()).toOSString();
7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	231 // } catch (IOException e) {
7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	232 // Policy.logException(e);
70 46a6e0e6ccd4 Merge with d-fied sources of 3.4M7 Frank Benoit <benoit@tionex.de> parents: 43 diff changeset	233 return null;
90 7ffeace6c47f Update 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 73 diff changeset	234 // }
4 c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	235 }
c87617952847 some JFace modules Frank Benoit <benoit@tionex.de> parents: diff changeset	236 }

Mercurial > projects > dwt-addons

annotate dwtx/jface/resource/FileImageDescriptor.d @ 90:7ffeace6c47f