org.tizen.common/src/org/tizen/common/swt/ClosableTray.java

   1 /*
   2 *  Common
   3 *
   4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5 *
   6 * Contact:
   7 * Kangho Kim <kh5325.kim@samsung.com>
   8 *
   9 * Licensed under the Apache License, Version 2.0 (the "License");
  10 * you may not use this file except in compliance with the License.
  11 * You may obtain a copy of the License at
  12 *
  13 * http://www.apache.org/licenses/LICENSE-2.0
  14 *
  15 * Unless required by applicable law or agreed to in writing, software
  16 * distributed under the License is distributed on an "AS IS" BASIS,
  17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18 * See the License for the specific language governing permissions and
  19 * limitations under the License.
  20 *
  21 * Contributors:
  22 * - S-Core Co., Ltd
  23 *
  24 */
  25
  26 package org.tizen.common.swt;
  27
  28 import org.eclipse.jface.action.ContributionItem;
  29 import org.eclipse.jface.action.ToolBarManager;
  30 import org.eclipse.jface.dialogs.DialogTray;
  31 import org.eclipse.jface.dialogs.TrayDialog;
  32 import org.eclipse.swt.SWT;
  33 import org.eclipse.swt.graphics.Color;
  34 import org.eclipse.swt.graphics.GC;
  35 import org.eclipse.swt.graphics.Image;
  36 import org.eclipse.swt.graphics.ImageData;
  37 import org.eclipse.swt.graphics.PaletteData;
  38 import org.eclipse.swt.graphics.RGB;
  39 import org.eclipse.swt.layout.GridData;
  40 import org.eclipse.swt.layout.GridLayout;
  41 import org.eclipse.swt.widgets.Composite;
  42 import org.eclipse.swt.widgets.Control;
  43 import org.eclipse.swt.widgets.Display;
  44 import org.eclipse.swt.widgets.Event;
  45 import org.eclipse.swt.widgets.Label;
  46 import org.eclipse.swt.widgets.Listener;
  47 import org.eclipse.swt.widgets.Shell;
  48 import org.eclipse.swt.widgets.ToolBar;
  49 import org.eclipse.swt.widgets.ToolItem;
  50
  51
  52 /**
  53  * a extended DialogTray class that user can be closing
  54  *
  55  * @author Jihoon Song {@literal <jihoon80.song@samsung.com>} (S-Core)
  56  */
  57 public abstract class ClosableTray extends DialogTray {
  58         private Image closeNormal;
  59         private Image closeHover;
  60         private Shell shell;
  61
  62         private void createImages() {
  63                 Display display = Display.getCurrent();
  64                 int[] shape = new int[] {
  65                                 3, 3, 5, 3, 7, 5, 8, 5, 10, 3, 12, 3, 12, 5, 10, 7, 10, 8, 12, 10,
  66                                 12, 12, 10, 12, 8, 10, 7, 10, 5, 12, 3, 12, 3, 10, 5, 8, 5, 7, 3, 5
  67                 };
  68
  69                 // create image data
  70                 Color border = display.getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW);
  71                 Color background = display.getSystemColor(SWT.COLOR_LIST_BACKGROUND);
  72                 Color backgroundHot = new Color(display, new RGB(252, 160, 160));
  73                 Color transparent = display.getSystemColor(SWT.COLOR_MAGENTA);
  74
  75                 PaletteData palette = new PaletteData(new RGB[] {
  76                                 transparent.getRGB(), border.getRGB(), background.getRGB(), backgroundHot.getRGB()
  77                 });
  78                 ImageData data = new ImageData(16, 16, 8, palette);
  79                 data.transparentPixel = 0;
  80
  81                 // create close image
  82                 closeNormal = new Image(display, data);
  83                 closeNormal.setBackground(transparent);
  84                 GC gc = new GC(closeNormal);
  85                 gc.setBackground(background);
  86                 gc.fillPolygon(shape);
  87                 gc.setForeground(border);
  88                 gc.drawPolygon(shape);
  89                 gc.dispose();
  90
  91                 // create hovered close image
  92                 closeHover = new Image(display, data);
  93                 closeHover.setBackground(transparent);
  94                 gc = new GC(closeHover);
  95                 gc.setBackground(backgroundHot);
  96                 gc.fillPolygon(shape);
  97                 gc.setForeground(border);
  98                 gc.drawPolygon(shape);
  99                 gc.dispose();
 100
 101                 backgroundHot.dispose();
 102         }
 103
 104         @Override
 105         protected Control createContents(Composite parent) {
 106                 shell = parent.getShell();
 107
 108                 // appearence composite
 109                 Composite container = new Composite(parent, SWT.NONE);
 110                 GridLayout layout = new GridLayout();
 111                 layout.marginWidth = layout.marginHeight = 0;
 112                 layout.verticalSpacing = 0;
 113                 container.setLayout(layout);
 114                 container.addListener(SWT.Dispose, new Listener() {
 115                         @Override
 116                         public void handleEvent(Event event) {
 117                                 dispose();
 118                         }
 119                 });
 120
 121                 // top toolbar composite
 122                 ToolBarManager tbm = new ToolBarManager(SWT.FLAT);
 123                 tbm.createControl(container);
 124                 GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_END);
 125                 gd.grabExcessHorizontalSpace = true;
 126                 tbm.getControl().setLayoutData(gd);
 127
 128                 // horizontal separator
 129                 Label separator = new Label(container, SWT.SEPARATOR | SWT.HORIZONTAL);
 130                 gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 131                 gd.heightHint = 1;
 132                 separator.setLayoutData(gd);
 133
 134                 // create external composite
 135                 createExternalControl(container);
 136
 137                 // create close button image
 138                 createImages();
 139
 140                 // add close button
 141                 tbm.add(new ContributionItem() {
 142                         @Override
 143                         public void fill(ToolBar parent, int index) {
 144                                 final ToolItem item = new ToolItem(parent, SWT.PUSH);
 145                                 item.setImage(closeNormal);
 146                                 item.setHotImage(closeHover);
 147                                 item.addListener(SWT.Selection, new Listener() {
 148                                         @Override
 149                                         public void handleEvent(Event event) {
 150                                                 TrayDialog dialog = (TrayDialog) shell.getData();
 151                                                 dialog.closeTray();
 152                                                 shell.setFocus();
 153                                         }
 154                                 });
 155                         }
 156                 });
 157                 tbm.update(true);
 158
 159                 return container;
 160         }
 161
 162         public abstract void createExternalControl(Composite parent);
 163
 164         protected void dispose() {
 165                 if (closeNormal != null) {
 166                         closeNormal.dispose();
 167                 }
 168                 if (closeHover != null) {
 169                         closeHover.dispose();
 170                 }
 171         }
 172 }