Initial implementation of 'Create Method' quick fix

editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/proposals/LinkedCorrectionProposal.java

Index: editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/proposals/LinkedCorrectionProposal.java
diff --git a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/proposals/LinkedCorrectionProposal.java b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/proposals/LinkedCorrectionProposal.java
new file mode 100644
index 0000000000000000000000000000000000000000..74365f0df80a8feb8494c4f71164b67fe1fd2e86
--- /dev/null
+++ b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/correction/proposals/LinkedCorrectionProposal.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2012, the Dart project authors.
+ * 
+ * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ * 
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.google.dart.tools.ui.internal.text.correction.proposals;
+
+import com.google.dart.tools.core.dom.rewrite.TrackedNodePosition;
+import com.google.dart.tools.core.model.CompilationUnit;
+
+import org.eclipse.ltk.core.refactoring.TextChange;
+import org.eclipse.swt.graphics.Image;
+
+/**
+ * A proposal for quick fixes and quick assists that applies change and enters the linked mode when
+ * the proposal is set up.
+ */
+public class LinkedCorrectionProposal extends CUCorrectionProposal {
+
+  public LinkedCorrectionProposal(String name, CompilationUnit cu, TextChange change,
+      int relevance, Image image) {
+    super(name, cu, change, relevance, image);
+  }
+
+  /**
+   * Adds a linked position to be shown when the proposal is applied. All position with the same
+   * group id are linked.
+   * 
+   * @param position The position to add.
+   * @param isFirst If set, the proposal is jumped to first.
+   * @param groupID The id of the group the proposal belongs to. All proposals in the same group are
+   *          linked.
+   */
+  public void addLinkedPosition(TrackedNodePosition position, boolean isFirst, String groupID) {
+    getLinkedProposalModel().getPositionGroup(groupID, true).addPosition(position, isFirst);
+  }
+
+//  /**
+//   * Adds a linked position proposal to the group with the given id.
+//   * 
+//   * @param groupID The id of the group that should present the proposal
+//   * @param type The binding to use as type name proposal.
+//   */
+//  public void addLinkedPositionProposal(String groupID, ITypeBinding type) {
+//    getLinkedProposalModel().getPositionGroup(groupID, true).addProposal(
+//        type,
+//        getCompilationUnit(),
+//        10);
+//  }
+
+  /**
+   * Adds a linked position proposal to the group with the given id.
+   * 
+   * @param groupID The id of the group that should present the proposal
+   * @param proposal The string to propose.
+   * @param image The image to show for the position proposal or <code>null</code> if no image is
+   *          desired.
+   */
+  public void addLinkedPositionProposal(String groupID, String proposal, Image image) {
+    getLinkedProposalModel().getPositionGroup(groupID, true).addProposal(proposal, image, 10);
+  }
+
+  /**
+   * Sets the end position of the linked mode to the end of the passed range.
+   * 
+   * @param position The position that describes the end position of the linked mode.
+   */
+  public void setEndPosition(TrackedNodePosition position) {
+    getLinkedProposalModel().setEndPosition(position);
+  }
+}