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comparison dwtx/jface/fieldassist/FieldAssistColors.d @ 104:04b47443bb01

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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 f12d40e7da8f
children
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103:2d6540440fe6 104:04b47443bb01
10 * Port to the D programming language: 10 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de> 11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/ 12 *******************************************************************************/
13 module dwtx.jface.fieldassist.FieldAssistColors; 13 module dwtx.jface.fieldassist.FieldAssistColors;
14 14
15 import tango.util.collection.ArraySeq;
16 import tango.util.collection.HashMap;
17 import tango.util.collection.model.Map;
18 import tango.util.collection.model.Seq;
19 15
20 import dwt.DWT; 16 import dwt.DWT;
21 import dwt.graphics.Color; 17 import dwt.graphics.Color;
22 import dwt.graphics.RGB; 18 import dwt.graphics.RGB;
23 import dwt.widgets.Control; 19 import dwt.widgets.Control;
24 import dwt.widgets.Display; 20 import dwt.widgets.Display;
25 import dwtx.jface.resource.JFaceColors; 21 import dwtx.jface.resource.JFaceColors;
26 22
27 import dwt.dwthelper.utils; 23 import dwt.dwthelper.utils;
24 import dwtx.dwtxhelper.Collection;
28 import dwt.dwthelper.Runnable; 25 import dwt.dwthelper.Runnable;
29 import tango.io.Stdout; 26 import tango.io.Stdout;
30 27
31 /** 28 /**
32 * FieldAssistColors defines protocol for retrieving colors that can be used to 29 * FieldAssistColors defines protocol for retrieving colors that can be used to
51 48
52 /* 49 /*
53 * Keys are background colors, values are the color with the alpha value 50 * Keys are background colors, values are the color with the alpha value
54 * applied 51 * applied
55 */ 52 */
56 private static Map!(Object,Object) requiredFieldColorMap; 53 private static Map requiredFieldColorMap;
57 54
58 /* 55 /*
59 * Keys are colors we have created, values are the displays on which they 56 * Keys are colors we have created, values are the displays on which they
60 * were created. 57 * were created.
61 */ 58 */
62 private static Map!(Object,Object) displays; 59 private static Map displays;
63 60
64 static this(){ 61 static this(){
65 requiredFieldColorMap = new HashMap!(Object,Object); 62 requiredFieldColorMap = new HashMap();
66 displays = new HashMap!(Object,Object); 63 displays = new HashMap();
67 } 64 }
68 65
69 /** 66 /**
70 * Compute the RGB of the color that should be used for the background of a 67 * Compute the RGB of the color that should be used for the background of a
71 * control to indicate that the control has an error. Because the color 68 * control to indicate that the control has an error. Because the color
145 destBlue += (src.getBlue() - destBlue) * alpha / 0xFF; 142 destBlue += (src.getBlue() - destBlue) * alpha / 0xFF;
146 143
147 // create the color 144 // create the color
148 Color color = new Color(display, destRed, destGreen, destBlue); 145 Color color = new Color(display, destRed, destGreen, destBlue);
149 // record the color in a map using the original color as the key 146 // record the color in a map using the original color as the key
150 requiredFieldColorMap.add(dest, color); 147 requiredFieldColorMap.put(dest, color);
151 // If we have never created a color on this display before, install 148 // If we have never created a color on this display before, install
152 // a dispose exec on the display. 149 // a dispose exec on the display.
153 if (!displays.contains(display)) { 150 if (!displays.containsKey(display)) {
154 display.disposeExec(new class Runnable { 151 display.disposeExec(new class Runnable {
155 public void run() { 152 public void run() {
156 disposeColors(display); 153 disposeColors(display);
157 } 154 }
158 }); 155 });
159 } 156 }
160 // Record the color and its display in a map for later disposal. 157 // Record the color and its display in a map for later disposal.
161 displays.add(color, display); 158 displays.put(color, display);
162 return color; 159 return color;
163 } 160 }
164 161
165 /* 162 /*
166 * Dispose any colors that were allocated for the given display. 163 * Dispose any colors that were allocated for the given display.
167 */ 164 */
168 private static void disposeColors(Display display) { 165 private static void disposeColors(Display display) {
169 auto toBeRemoved = new ArraySeq!(Object); 166 List toBeRemoved = new ArrayList(1);
170 167
171 if (DEBUG) { 168 if (DEBUG) {
172 Stdout.formatln("Display map is {}", (cast(Object)displays).toString()); //$NON-NLS-1$ 169 Stdout.formatln("Display map is {}", (cast(Object)displays).toString()); //$NON-NLS-1$
173 Stdout.formatln("Color map is {}", (cast(Object)requiredFieldColorMap).toString()); //$NON-NLS-1$ 170 Stdout.formatln("Color map is {}", (cast(Object)requiredFieldColorMap).toString()); //$NON-NLS-1$
174 } 171 }
175 172
176 // Look for any stored colors that were created on this display 173 // Look for any stored colors that were created on this display
177 foreach( k, v; displays ){ 174 for (Iterator i = displays.keySet().iterator(); i.hasNext();) {
178 Color color = cast(Color) k; 175 Color color = cast(Color) i.next();
179 if ((cast(Display) displays.get(color)).opEquals(display)) { 176 if ((cast(Display) displays.get(color)).opEquals(display)) {
180 // The color is on this display. Mark it for removal. 177 // The color is on this display. Mark it for removal.
181 toBeRemoved.append(color); 178 toBeRemoved.add(color);
182 179
183 // Now look for any references to it in the required field color 180 // Now look for any references to it in the required field color
184 // map 181 // map
185 auto toBeRemovedFromRequiredMap = new ArraySeq!(Object); 182 List toBeRemovedFromRequiredMap = new ArrayList(1);
186 foreach( k, v; requiredFieldColorMap ){ 183 for (Iterator iter = requiredFieldColorMap.keySet().iterator(); iter
187 Color bgColor = cast(Color) k; 184 .hasNext();) {
185 Color bgColor = cast(Color) iter.next();
188 if ((cast(Color) requiredFieldColorMap.get(bgColor)) 186 if ((cast(Color) requiredFieldColorMap.get(bgColor))
189 .opEquals(color)) { 187 .opEquals(color)) {
190 // mark it for removal from the required field color map 188 // mark it for removal from the required field color map
191 toBeRemovedFromRequiredMap.append(bgColor); 189 toBeRemovedFromRequiredMap.add(bgColor);
192 } 190 }
193 } 191 }
194 // Remove references in the required field map now that 192 // Remove references in the required field map now that
195 // we are done iterating. 193 // we are done iterating.
196 for (int j = 0; j < toBeRemovedFromRequiredMap.size(); j++) { 194 for (int j = 0; j < toBeRemovedFromRequiredMap.size(); j++) {