Add clone action to gist task editor page

Change-Id: I104553771e5324b1cd51d4bee57e570fd83115bb
Signed-off-by: Kevin Sawicki <kevin@github.com>
Signed-off-by: Chris Aniszczyk <caniszczyk@gmail.com>

3 files changed, 62 insertions, 0 deletions

diff --git a/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/GistTaskEditorPage.java b/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/GistTaskEditorPage.java
index 3d88a4d9..80ab3ede 100644
--- a/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/GistTaskEditorPage.java
+++ b/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/GistTaskEditorPage.java
@@ -13,6 +13,18 @@ package org.eclipse.mylyn.internal.github.ui.gist;
 import java.util.Iterator;
 import java.util.Set;
 
+import org.eclipse.core.commands.Command;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.commands.NotEnabledException;
+import org.eclipse.core.commands.NotHandledException;
+import org.eclipse.core.commands.common.NotDefinedException;
+import org.eclipse.core.expressions.IEvaluationContext;
+import org.eclipse.egit.ui.UIIcons;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IToolBarManager;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.mylyn.github.ui.internal.IssueSummaryPart;
 import org.eclipse.mylyn.internal.github.core.gist.GistAttribute;
 import org.eclipse.mylyn.internal.tasks.ui.editors.TaskEditorActionPart;
@@ -21,7 +33,10 @@ import org.eclipse.mylyn.tasks.ui.editors.AbstractTaskEditorPart;
 import org.eclipse.mylyn.tasks.ui.editors.TaskEditor;
 import org.eclipse.mylyn.tasks.ui.editors.TaskEditorPartDescriptor;
 import org.eclipse.swt.widgets.Composite;
+import org.eclipse.ui.ISources;
+import org.eclipse.ui.commands.ICommandService;
 import org.eclipse.ui.forms.widgets.FormToolkit;
+import org.eclipse.ui.handlers.IHandlerService;
 
 /**
  * Gist task editor page class
@@ -39,6 +54,49 @@ public class GistTaskEditorPage extends AbstractTaskEditorPage {
 	}
 
 	/**
+	 * @see org.eclipse.mylyn.tasks.ui.editors.AbstractTaskEditorPage#fillToolBar(org.eclipse.jface.action.IToolBarManager)
+	 */
+	public void fillToolBar(IToolBarManager toolBarManager) {
+		super.fillToolBar(toolBarManager);
+
+		Action cloneGist = new Action(
+				Messages.GistTaskEditorPage_LabelCloneGistAction,
+				UIIcons.CLONEGIT) {
+
+			public void run() {
+				ICommandService srv = (ICommandService) getSite().getService(
+						ICommandService.class);
+				IHandlerService hsrv = (IHandlerService) getSite().getService(
+						IHandlerService.class);
+				Command command = srv.getCommand(CloneGistHandler.ID);
+
+				ExecutionEvent event = hsrv.createExecutionEvent(command, null);
+				if (event.getApplicationContext() instanceof IEvaluationContext) {
+					IEvaluationContext context = (IEvaluationContext) event
+							.getApplicationContext();
+					IStructuredSelection selection = new StructuredSelection(
+							getModel().getTaskData());
+					context.addVariable(ISources.ACTIVE_CURRENT_SELECTION_NAME,
+							selection);
+					try {
+						command.executeWithChecks(event);
+					} catch (ExecutionException ignored) {
+						// Ignored
+					} catch (NotDefinedException ignored) {
+						// Ignored
+					} catch (NotEnabledException ignored) {
+						// Ignored
+					} catch (NotHandledException ignored) {
+						// Ignored
+					}
+				}
+			}
+
+		};
+		toolBarManager.prependToGroup("open", cloneGist); //$NON-NLS-1$
+	}
+
+	/**
 	 * @see org.eclipse.mylyn.tasks.ui.editors.AbstractTaskEditorPage#createPartDescriptors()
 	 */
 	protected Set<TaskEditorPartDescriptor> createPartDescriptors() {
diff --git a/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/Messages.java b/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/Messages.java
index f7cb88aa..ea7aaa9b 100644
--- a/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/Messages.java
+++ b/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/Messages.java
@@ -89,6 +89,9 @@ public class Messages extends NLS {
 	public static String GistRepositorySettingsPage_Title;
 
 	/** */
+	public static String GistTaskEditorPage_LabelCloneGistAction;
+
+	/** */
 	public static String GistTaskEditorPageFactory_PageText;
 
 	static {
diff --git a/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/messages.properties b/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/messages.properties
index 339bb8a2..2368cd40 100644
--- a/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/messages.properties
+++ b/org.eclipse.mylyn.github.ui/src/org/eclipse/mylyn/internal/github/ui/gist/messages.properties
@@ -21,4 +21,5 @@ GistRepositorySettingsPage_StatusSuccess=Success\!
 GistRepositorySettingsPage_TaskContacting=Contacting server
 GistRepositorySettingsPage_TaskValidating=Validating Settings...
 GistRepositorySettingsPage_Title=Gist repository settings
+GistTaskEditorPage_LabelCloneGistAction=Clone Gist
 GistTaskEditorPageFactory_PageText=Gist