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

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/ui/text/rules/InnerDocumentView.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/ui/text/rules/InnerDocumentView.java
new file mode 100644
index 0000000..70cb17e
--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/ui/text/rules/InnerDocumentView.java
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2002-2004 Widespace, OU 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://solareclipse.sourceforge.net/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     Igor Malinin - initial contribution
+ * 
+ * $Id: InnerDocumentView.java,v 1.1 2004-09-02 18:26:29 jsurfer Exp $
+ */
+
+package net.sourceforge.phpeclipse.ui.text.rules;
+
+import org.eclipse.jface.text.AbstractDocument;
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.DefaultLineTracker;
+import org.eclipse.jface.text.DocumentEvent;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.ITextStore;
+
+/**
+ * Inner view to parent document.
+ * 
+ * @author Igor Malinin
+ */
+public class InnerDocumentView extends AbstractDocument implements
+		IDocumentView {
+
+	/**
+	 * Implements ITextStore based on IDocument.
+	 */
+	class TextStore implements ITextStore {
+
+		/*
+		 * @see ITextStore#set
+		 */
+		public void set(String txt) {
+			try {
+				parent.replace(range.offset, range.length, txt);
+			} catch (BadLocationException x) {
+			}
+		}
+
+		/*
+		 * @see ITextStore#replace
+		 */
+		public void replace(int offset, int length, String txt) {
+			try {
+				parent.replace(range.offset + offset, length, txt);
+			} catch (BadLocationException x) {
+			}
+		}
+
+		/*
+		 * @see ITextStore#getLength
+		 */
+		public int getLength() {
+			return range.length;
+		}
+
+		/*
+		 * @see ITextStore#get
+		 */
+		public String get(int offset, int length) {
+			try {
+				return parent.get(range.offset + offset, length);
+			} catch (BadLocationException x) {
+			}
+
+			return null;
+		}
+
+		/*
+		 * @see ITextStore#get
+		 */
+		public char get(int offset) {
+			try {
+				return parent.getChar(range.offset + offset);
+			} catch (BadLocationException x) {
+			}
+
+			return (char) 0;
+		}
+	}
+
+	/** The parent document */
+	IDocument parent;
+
+	/** The section inside the parent document */
+	ViewNode range;
+
+	/**
+	 * Constructs inner view to parent document.
+	 * 
+	 * @param parent
+	 *            parent document
+	 * @param range
+	 */
+	public InnerDocumentView(IDocument parent, ViewNode range) {
+		this.parent = parent;
+		this.range = range;
+
+		setTextStore(new TextStore());
+		setLineTracker(new DefaultLineTracker());
+		getTracker().set(getStore().get(0, getLength()));
+		completeInitialization();
+	}
+
+	/*
+	 * @see net.sourceforge.phpeclipse.text.rules.IDocumentView#getParentDocument()
+	 */
+	public IDocument getParentDocument() {
+		return parent;
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.AbstractDocument#fireDocumentAboutToBeChanged(DocumentEvent)
+	 */
+	protected void fireDocumentAboutToBeChanged(DocumentEvent event) {
+		super.fireDocumentAboutToBeChanged(event);
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.AbstractDocument#fireDocumentChanged(DocumentEvent)
+	 */
+	protected void fireDocumentChanged(DocumentEvent event) {
+		try {
+			// TODO: move to a better place
+			getTracker().replace(event.getOffset(), event.getLength(),
+					event.getText());
+		} catch (BadLocationException x) {
+		}
+
+		super.fireDocumentChanged(event);
+	}
+
+	/*
+	 * @see net.sf.wdte.text.rules.IDocumentView#getParentOffset(int)
+	 */
+	public int getParentOffset(int localOffset) {
+		return localOffset + range.offset;
+	}
+
+	/*
+	 * @see net.sf.wdte.text.rules.IDocumentView#getLocalOffset(int)
+	 */
+	public int getLocalOffset(int parentOffset) {
+		return parentOffset - range.offset;
+	}
+}