X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.webbrowser/src/org/eclipse/webbrowser/internal/TextAction.java b/net.sourceforge.phpeclipse.webbrowser/src/org/eclipse/webbrowser/internal/TextAction.java
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+++ b/net.sourceforge.phpeclipse.webbrowser/src/org/eclipse/webbrowser/internal/TextAction.java
@@ -0,0 +1,146 @@
+/**
+ * Copyright (c) 2003 IBM Corporation and others.
+ * All rights reserved.   This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ *    IBM - Initial API and implementation
+ */
+package org.eclipse.webbrowser.internal;
+
+import org.eclipse.swt.SWTError;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.dnd.*;
+import org.eclipse.webbrowser.internal.WebBrowser;
+import org.eclipse.jface.action.Action;
+/**
+ * Text actions (cut, copy, paste) for the Web browser.
+ */
+public class TextAction extends Action {
+	protected WebBrowser browser;
+	protected byte type;
+
+	public static final byte CUT = 0;
+	public static final byte COPY = 1;
+	public static final byte PASTE = 2;
+	
+	/**
+	 * TextAction constructor comment.
+	 */
+	protected TextAction(WebBrowser browser, byte type) {
+		super(type + "!");
+		this.browser = browser;
+		this.type = type;
+	}
+	
+	/**
+	 * Copies the selected text to the clipboard.  The text will be put in the 
+	 * clipboard in plain text format.
+	 * <p>
+	 *
+	 * @exception SWTException <ul>
+	 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+	 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+	 * </ul>
+	 */
+	public void copy() {
+		Point selection = browser.combo.getSelection();
+	
+		int length = selection.y - selection.x;
+		if (length > 0) {
+			TextTransfer plainTextTransfer = TextTransfer.getInstance();
+			try {
+				browser.clipboard.setContents(
+					new String[] { browser.combo.getText().substring(selection.x, selection.y) }, 
+					new Transfer[] { plainTextTransfer });
+			} catch (SWTError error) {
+				// Copy to clipboard failed. This happens when another application 
+				// is accessing the clipboard while we copy. Ignore the error.
+				// Fixes 1GDQAVN
+			}
+		}
+	}
+	
+	/**
+	 * Moves the selected text to the clipboard.  The text will be put in the 
+	 * clipboard in plain text format and RTF format.
+	 * <p>
+	 *
+	 * @exception SWTException <ul>
+	 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+	 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+	 * </ul>
+	 */
+	public void cut(){
+		Point selection = browser.combo.getSelection();
+	
+		if (selection.y > selection.x) {
+			copy();
+			delete();
+		}
+	}
+	
+	/**
+	 * Deletes the character to the right of the caret. Delete the selected text if any.
+	 */
+	public void delete() {
+		Point selection = browser.combo.getSelection();
+		String text = browser.combo.getText();
+	
+		if (selection.x != selection.y) {
+			text = text.substring(0, selection.x) + text.substring(selection.y);
+			browser.combo.setText(text);
+			browser.combo.setSelection(new Point(selection.x, selection.x));
+		}
+	}
+	
+	/** 
+	 * Replaces the selection with the clipboard text or insert the text at 
+	 * the current caret offset if there is no selection. 
+	 * If the widget has the SWT.SINGLE style and the clipboard text contains
+	 * more than one line, only the first line without line delimiters is 
+	 * inserted in the widget.
+	 * <p>
+	 *
+	 * @exception SWTException <ul>
+	 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+	 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+	 * </ul>
+	 */
+	public void paste() {
+		TextTransfer transfer = TextTransfer.getInstance();
+		Point selection = browser.combo.getSelection();
+		String text = browser.combo.getText();
+		
+		String newText = (String) browser.clipboard.getContents(transfer);
+		if (newText != null && newText.length() > 0) {
+			text = text.substring(0, selection.x) + newText + text.substring(selection.y);
+			browser.combo.setText(text);
+	
+			// set the selection to the end of the paste
+			int x = selection.x + newText.length();
+			browser.combo.setSelection(new Point(x, x));
+		}
+	}
+	
+	/**
+	 * Implementation of method defined on <code>IAction</code>.
+	 */
+	public void run() {
+		if (browser == null || browser.combo == null)
+			return;
+		if (type == CUT)
+			cut();
+		else if (type == COPY)
+			copy();
+		else if (type == PASTE)
+			paste();
+	}
+	
+	/**
+	 * 
+	 */
+	protected void update() {	}
+}
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