1 files changed, 162 insertions, 0 deletions
diff --git a/archive/org.eclipse.qvt.declarative.editor.imp.runtime/src/org/eclipse/imp/editor/SourceProposal.java b/archive/org.eclipse.qvt.declarative.editor.imp.runtime/src/org/eclipse/imp/editor/SourceProposal.java
new file mode 100644
index 000000000..9834acb1d
--- /dev/null
+++ b/archive/org.eclipse.qvt.declarative.editor.imp.runtime/src/org/eclipse/imp/editor/SourceProposal.java
@@ -0,0 +1,162 @@
+/*******************************************************************************
+* Copyright (c) 2007 IBM Corporation.
+* All rights reserved. This program and the accompanying materials
+* are made available under the terms of the Eclipse Public License v1.0
+* which accompanies this distribution, and is available at
+* http://www.eclipse.org/legal/epl-v10.html
+*
+* Contributors:
+*    Robert Fuhrer (rfuhrer@watson.ibm.com) - initial API and implementation
+
+*******************************************************************************/
+
+/**
+ * 
+ */
+package org.eclipse.imp.editor;
+
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.Region;
+import org.eclipse.jface.text.contentassist.ICompletionProposal;
+import org.eclipse.jface.text.contentassist.IContextInformation;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+
+public class SourceProposal implements ICompletionProposal {
+    /**
+     * The text shown to the user in the popup view
+     */
+    private final String fProposal;
+
+    /**
+     * The new text being added/substituted if the user accepts this proposal
+     */
+    private final String fNewText;
+
+    /**
+     * The prefix being completed.
+     */
+    private final String fPrefix;
+
+    /**
+     * The range of text being replaced.
+     */
+    private final Region fRange;
+
+    /**
+     * The offset at which the insertion point should be placed after completing
+     * using this proposal
+     */
+    private final int fCursorLoc;
+
+    /**
+     * Additional information displayed in the pop-up view to the right of the
+     * main proposal list view when this proposal is selected.
+     */
+    private final String fAdditionalInfo;
+
+    /**
+     * Create a new completion proposal.
+     * @param newText the actual replacement text for this proposal
+     * @param prefix the prefix being completed
+     * @param offset the starting character offset of the text to be replaced
+     */
+    public SourceProposal(String newText, String prefix, int offset) {
+        this(newText, newText, prefix, offset);
+    }
+
+    /**
+     * Create a new completion proposal.
+     * @param proposal the text to be shown in the popup view listing the proposals
+     * @param newText the actual replacement text for this proposal
+     * @param prefix the prefix being completed
+     * @param offset the starting character offset of the text to be replaced
+     */
+    public SourceProposal(String proposal, String newText, String prefix, int offset) {
+        this(proposal, newText, prefix, offset, offset + newText.length() - prefix.length());
+    }
+
+    /**
+     * Create a new completion proposal.
+     * @param proposal the text to be shown in the popup view listing the proposals
+     * @param newText the actual replacement text for this proposal
+     * @param prefix the prefix being completed
+     * @param offset the starting character offset of the text to be replaced
+     * @param cursorLoc the point at which to place the cursor after the replacement
+     */
+    public SourceProposal(String proposal, String newText, String prefix, int offset, int cursorLoc) {
+        this(proposal, newText, prefix, new Region(offset, 0), cursorLoc);
+    }
+
+    /**
+     * Create a new completion proposal.
+     * @param proposal the text to be shown in the popup view listing the proposals
+     * @param newText the actual replacement text for this proposal
+     * @param prefix the prefix being completed
+     * @param region the region of text to be replaced
+     * @param cursorLoc the point at which to place the cursor after the replacement
+     */
+    public SourceProposal(String proposal, String newText, String prefix, Region region, String addlInfo) {
+        this(proposal, newText, prefix, region, region.getOffset() + newText.length() - prefix.length(), addlInfo);
+    }
+
+    /**
+     * Create a new completion proposal.
+     * @param proposal the text to be shown in the popup view listing the proposals
+     * @param newText the actual replacement text for this proposal
+     * @param prefix the prefix being completed
+     * @param region the region of text to be replaced
+     * @param cursorLoc the point at which to place the cursor after the replacement
+     */
+    public SourceProposal(String proposal, String newText, String prefix, Region region, int cursorLoc) {
+        this(proposal, newText, prefix, region, cursorLoc, null);
+    }
+
+    /**
+     * Create a new completion proposal.
+     * @param proposal the text to be shown in the popup view listing the proposals
+     * @param newText the actual replacement text for this proposal
+     * @param prefix the prefix being completed
+     * @param region the region of text to be replaced
+     * @param cursorLoc the point at which to place the cursor after the replacement
+     * @param addlInfo the text to display in the pop-up view on the right when this
+     * proposal is selected
+     */
+    public SourceProposal(String proposal, String newText, String prefix, Region region, int cursorLoc, String addlInfo) {
+        fProposal= proposal;
+        fNewText= newText;
+        fPrefix= prefix;
+        fRange= region;
+        fCursorLoc= cursorLoc;
+        fAdditionalInfo= addlInfo;
+    }
+
+    public void apply(IDocument document) {
+        try {
+            document.replace(fRange.getOffset(), fRange.getLength(), fNewText.substring(fPrefix.length()));
+        } catch (BadLocationException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public Point getSelection(IDocument document) {
+        return new Point(fCursorLoc, 0);
+    }
+
+    public String getDisplayString() {
+        return fProposal;
+    }
+
+    public String getAdditionalProposalInfo() {
+        return fAdditionalInfo;
+    }
+
+    public Image getImage() {
+        return null;
+    }
+
+    public IContextInformation getContextInformation() {
+        return null;
+    }
+}