+ rebuild bku selection

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-over/trunk@234 174cde9d-5d70-4d2a-aa98-46368bc2aaf7

1 files changed, 126 insertions, 0 deletions

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/controls/ClickableCanvas.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/controls/ClickableCanvas.java
new file mode 100644
index 00000000..2ab5c82e
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/controls/ClickableCanvas.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.controls;
+
+// Imports
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.graphics.Cursor;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Canvas;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 
+ */
+public class ClickableCanvas extends Canvas {
+	
+	private Image image = null;
+	
+	/**
+	 * @param parent
+	 * @param style
+	 */
+	public ClickableCanvas(Composite parent, int style) {
+		super(parent, style);
+		
+		this.addPaintListener(new PaintListener() {
+
+			@Override
+			public void paintControl(PaintEvent e) {
+				ClickableCanvas.this.paintControl(e);
+			}
+		});
+
+		final Cursor hand = new Cursor(this.getDisplay(), SWT.CURSOR_HAND);
+
+		this.addListener(SWT.Resize, new Listener() {
+
+			@Override
+			public void handleEvent(Event event) {
+				ClickableCanvas.this.redraw();
+			}
+		});
+
+		this.setCursor(hand);
+
+	}
+
+	/**
+	 * Gets the image
+	 * 
+	 * @return the image
+	 */
+	public Image getImage() {
+		return this.image;
+	}
+
+	/**
+	 * Sets the Image
+	 * 
+	 * @param image
+	 *            the imgage to set
+	 */
+	public void setImage(Image image) {
+		this.image = image;
+	}
+
+	/**
+	 * Main painting method
+	 * 
+	 * @param e
+	 */
+	void paintControl(PaintEvent e) {
+		this.paintText(e);
+	}
+
+	/**
+	 * Paint the text or image on the button
+	 * 
+	 * @param e
+	 */
+	protected void paintText(PaintEvent e) {
+		Point size = this.getSize();
+		int width = size.x;
+
+		// e.gc.fillGradientRectangle(0, 1, width, height / 4, true);
+
+		if (this.image != null) {
+			
+			//log.debug("Width: " + width + " Height: " + height);
+			
+			int w = 0;
+			Image tmp = null;
+			if(this.image.getImageData().width < width) {
+				tmp = new Image(getDisplay(), this.image.getImageData());
+				w = (width - this.image.getImageData().width) / 2;
+			} else if(this.image.getImageData().width > width) {
+				tmp = new Image(getDisplay(), this.image.getImageData().scaledTo(width, width));
+			} else {
+				tmp = new Image(getDisplay(), this.image.getImageData());
+			}
+			
+			e.gc.drawImage(tmp, w, w);
+		}
+
+	}
+}