Source Code Cross Referenced for AnimationItem.java in  » IDE-Eclipse » ui-workbench » org » eclipse » ui » internal » progress » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Eclipse » ui workbench » org.eclipse.ui.internal.progress 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*******************************************************************************
002:         * Copyright (c) 2003, 2006 IBM Corporation and others.
003:         * All rights reserved. This program and the accompanying materials
004:         * are made available under the terms of the Eclipse Public License v1.0
005:         * which accompanies this distribution, and is available at
006:         * http://www.eclipse.org/legal/epl-v10.html
007:         *
008:         * Contributors:
009:         *     IBM Corporation - initial API and implementation
010:         *******************************************************************************/package org.eclipse.ui.internal.progress;
011:
012:        import org.eclipse.swt.events.DisposeEvent;
013:        import org.eclipse.swt.events.DisposeListener;
014:        import org.eclipse.swt.events.MouseEvent;
015:        import org.eclipse.swt.events.MouseListener;
016:        import org.eclipse.swt.events.PaintEvent;
017:        import org.eclipse.swt.graphics.Image;
018:        import org.eclipse.swt.graphics.ImageData;
019:        import org.eclipse.swt.widgets.Composite;
020:        import org.eclipse.swt.widgets.Control;
021:        import org.eclipse.ui.internal.WorkbenchWindow;
022:
023:        /**
024:         * The AnimationItem is the class that manages the animation for the progress.
025:         */
026:        public abstract class AnimationItem {
027:            WorkbenchWindow window;
028:
029:            interface IAnimationContainer {
030:                /**
031:                 * The animation has started. 
032:                 */
033:                public abstract void animationStart();
034:
035:                /**
036:                 * The animation has ended. 
037:                 */
038:                public abstract void animationDone();
039:            }
040:
041:            //Create a containter that does nothing by default
042:            IAnimationContainer animationContainer = new IAnimationContainer() {
043:                /* (non-Javadoc)
044:                 * @see org.eclipse.ui.internal.progress.AnimationItem.IAnimationContainer#animationDone()
045:                 */
046:                public void animationDone() {
047:                    //Do nothing by default
048:                }
049:
050:                /* (non-Javadoc)
051:                 * @see org.eclipse.ui.internal.progress.AnimationItem.IAnimationContainer#animationStart()
052:                 */
053:                public void animationStart() {
054:                    //Do nothing by default
055:                }
056:            };
057:
058:            /**
059:             * Create a new instance of the receiver.
060:             * 
061:             * @param workbenchWindow
062:             *            the window being created
063:             */
064:            public AnimationItem(WorkbenchWindow workbenchWindow) {
065:                this .window = workbenchWindow;
066:            }
067:
068:            /**
069:             * Create the canvas that will display the image.
070:             * 
071:             * @param parent
072:             */
073:            public void createControl(Composite parent) {
074:
075:                Control animationItem = createAnimationItem(parent);
076:
077:                animationItem.addMouseListener(new MouseListener() {
078:                    /*
079:                     * (non-Javadoc)
080:                     * 
081:                     * @see org.eclipse.swt.events.MouseListener#mouseDoubleClick(org.eclipse.swt.events.MouseEvent)
082:                     */
083:                    public void mouseDoubleClick(MouseEvent arg0) {
084:                        ProgressManagerUtil
085:                                .openProgressView(AnimationItem.this .window);
086:                    }
087:
088:                    /*
089:                     * (non-Javadoc)
090:                     * 
091:                     * @see org.eclipse.swt.events.MouseListener#mouseDown(org.eclipse.swt.events.MouseEvent)
092:                     */
093:                    public void mouseDown(MouseEvent arg0) {
094:                        //Do nothing
095:                    }
096:
097:                    /*
098:                     * (non-Javadoc)
099:                     * 
100:                     * @see org.eclipse.swt.events.MouseListener#mouseUp(org.eclipse.swt.events.MouseEvent)
101:                     */
102:                    public void mouseUp(MouseEvent arg0) {
103:                        //Do nothing
104:                    }
105:                });
106:                animationItem.addDisposeListener(new DisposeListener() {
107:                    public void widgetDisposed(DisposeEvent e) {
108:                        AnimationManager.getInstance().removeItem(
109:                                AnimationItem.this );
110:                    }
111:                });
112:                AnimationManager.getInstance().addItem(this );
113:            }
114:
115:            /**
116:             * Create the animation item control.
117:             * @param parent the parent Composite
118:             * @return Control
119:             */
120:            protected abstract Control createAnimationItem(Composite parent);
121:
122:            /**
123:             * Paint the image in the canvas.
124:             * 
125:             * @param event
126:             *            The PaintEvent that generated this call.
127:             * @param image
128:             *            The image to display
129:             * @param imageData
130:             *            The array of ImageData. Required to show an animation.
131:             */
132:            void paintImage(PaintEvent event, Image image, ImageData imageData) {
133:                event.gc.drawImage(image, 0, 0);
134:            }
135:
136:            /**
137:             * Get the SWT control for the receiver.
138:             * 
139:             * @return Control
140:             */
141:            public abstract Control getControl();
142:
143:            /**
144:             * The animation has begun.
145:             */
146:            void animationStart() {
147:                animationContainer.animationStart();
148:            }
149:
150:            /**
151:             * The animation has ended.
152:             */
153:            void animationDone() {
154:                animationContainer.animationDone();
155:            }
156:
157:            /**
158:             * Get the preferred width of the receiver.
159:             * 
160:             * @return int
161:             */
162:            public int getPreferredWidth() {
163:                return AnimationManager.getInstance().getPreferredWidth() + 5;
164:            }
165:
166:            /**
167:             * Set the container that will be updated when this runs.
168:             * @param container The animationContainer to set.
169:             */
170:            void setAnimationContainer(IAnimationContainer container) {
171:                this.animationContainer = container;
172:            }
173:        }
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