bug 16378

1 files changed, 117 insertions, 0 deletions

diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabImageDescriptor.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabImageDescriptor.java
new file mode 100644
index 000000000..d01ec08e9
--- /dev/null
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/launchConfigurations/LaunchConfigurationTabImageDescriptor.java
@@ -0,0 +1,117 @@
+package org.eclipse.debug.internal.ui.launchConfigurations;
+
+/*
+ * (c) Copyright IBM Corp. 2000, 2001.
+ * All Rights Reserved.
+ */
+
+import org.eclipse.debug.internal.ui.DebugPluginImages;
+import org.eclipse.debug.ui.DebugUITools;
+import org.eclipse.debug.ui.IDebugUIConstants;
+import org.eclipse.jface.resource.CompositeImageDescriptor;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.Point;
+
+/**
+ * A JDIImageDescriptor consists of a main icon and several adornments. The adornments
+ * are computed according to flags set on creation of the descriptor.
+ */
+public class LaunchConfigurationTabImageDescriptor extends CompositeImageDescriptor {
+	
+	/** Flag to render the error adornment */
+	public final static int ERROR= 		0x001;
+
+	private Image fBaseImage;
+	private int fFlags;
+	private Point fSize;
+	
+	/**
+	 * Create a new JDIImageDescriptor.
+	 * 
+	 * @param baseImage an image descriptor used as the base image
+	 * @param flags flags indicating which adornments are to be rendered
+	 * 
+	 */
+	public LaunchConfigurationTabImageDescriptor(Image baseImage, int flags) {
+		setBaseImage(baseImage);
+		setFlags(flags);
+	}
+	
+	/**
+	 * @see CompositeImageDescriptor#getSize()
+	 */
+	protected Point getSize() {
+		if (fSize == null) {
+			ImageData data= getBaseImage().getImageData();
+			setSize(new Point(data.width, data.height));
+		}
+		return fSize;
+	}
+	
+	/**
+	 * @see Object#equals(java.lang.Object)
+	 */
+	public boolean equals(Object object) {
+		if (!(object instanceof LaunchConfigurationTabImageDescriptor)){
+			return false;
+		}
+			
+		LaunchConfigurationTabImageDescriptor other= (LaunchConfigurationTabImageDescriptor)object;
+		return (getBaseImage().equals(other.getBaseImage()) && getFlags() == other.getFlags());
+	}
+	
+	/**
+	 * @see Object#hashCode()
+	 */
+	public int hashCode() {
+		return getBaseImage().hashCode() | getFlags();
+	}
+	
+	/**
+	 * @see CompositeImageDescriptor#drawCompositeImage(int, int)
+	 */
+	protected void drawCompositeImage(int width, int height) {
+		ImageData bg= getBaseImage().getImageData();
+		if (bg == null) {
+			bg= DEFAULT_IMAGE_DATA;
+		}
+		drawImage(bg, 0, 0);
+		drawOverlays();
+	}
+
+	/**
+	 * Add any overlays to the image as specified in the flags.
+	 */
+	protected void drawOverlays() {
+		int flags= getFlags();
+		int x= 0;
+		int y= 0;
+		ImageData data= null;
+		if ((flags & ERROR) != 0) {
+			data= DebugUITools.getImage(IDebugUIConstants.IMG_OVR_ERROR).getImageData();
+			drawImage(data, 0, 0);
+		}
+	}
+	
+	protected Image getBaseImage() {
+		return fBaseImage;
+	}
+
+	protected void setBaseImage(Image baseImage) {
+		fBaseImage = baseImage;
+	}
+
+	protected int getFlags() {
+		return fFlags;
+	}
+
+	protected void setFlags(int flags) {
+		fFlags = flags;
+	}
+
+	protected void setSize(Point size) {
+		fSize = size;
+	}
+}
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