1 files changed, 195 insertions, 0 deletions

diff --git a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/blame/BlameInformationControl.java b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/blame/BlameInformationControl.java
new file mode 100644
index 0000000000..4c772bb3d3
--- /dev/null
+++ b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/blame/BlameInformationControl.java
@@ -0,0 +1,195 @@
+/******************************************************************************
+ *  Copyright (c) 2011 GitHub Inc.
+ *  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:
+ *    Kevin Sawicki (GitHub Inc.) - initial API and implementation
+ *****************************************************************************/
+package org.eclipse.egit.ui.internal.blame;
+
+import java.text.MessageFormat;
+
+import org.eclipse.egit.ui.Activator;
+import org.eclipse.egit.ui.UIPreferences;
+import org.eclipse.egit.ui.UIText;
+import org.eclipse.egit.ui.UIUtils;
+import org.eclipse.egit.ui.internal.commit.CommitEditor;
+import org.eclipse.egit.ui.internal.commit.RepositoryCommit;
+import org.eclipse.jface.layout.GridDataFactory;
+import org.eclipse.jface.layout.GridLayoutFactory;
+import org.eclipse.jface.resource.JFaceColors;
+import org.eclipse.jface.resource.JFaceResources;
+import org.eclipse.jface.text.AbstractInformationControl;
+import org.eclipse.jface.text.IInformationControlCreator;
+import org.eclipse.jface.text.IInformationControlExtension2;
+import org.eclipse.jgit.lib.PersonIdent;
+import org.eclipse.jgit.revwalk.RevCommit;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.custom.ScrolledComposite;
+import org.eclipse.swt.custom.StyledText;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.forms.events.HyperlinkAdapter;
+import org.eclipse.ui.forms.events.HyperlinkEvent;
+import org.eclipse.ui.forms.widgets.Hyperlink;
+
+/**
+ * Annotation information control
+ */
+public class BlameInformationControl extends AbstractInformationControl
+		implements IInformationControlExtension2 {
+
+	private IInformationControlCreator creator;
+
+	private BlameRevision revision;
+
+	private ScrolledComposite scrolls;
+
+	private Composite displayArea;
+
+	private Hyperlink commitLink;
+
+	private Label authorLabel;
+
+	private Label committerLabel;
+
+	private StyledText messageText;
+
+	/**
+	 * @param parentShell
+	 * @param isResizable
+	 * @param creator
+	 */
+	public BlameInformationControl(Shell parentShell, boolean isResizable,
+			IInformationControlCreator creator) {
+		super(parentShell, isResizable);
+		this.creator = creator;
+		create();
+	}
+
+	public IInformationControlCreator getInformationPresenterControlCreator() {
+		return this.creator;
+	}
+
+	public boolean hasContents() {
+		return true;
+	}
+
+	protected void createContent(Composite parent) {
+		scrolls = new ScrolledComposite(parent, SWT.V_SCROLL | SWT.H_SCROLL);
+		scrolls.setExpandHorizontal(true);
+		scrolls.setExpandVertical(true);
+		displayArea = new Composite(scrolls, SWT.NONE);
+		scrolls.setContent(displayArea);
+		displayArea.setForeground(parent.getForeground());
+		displayArea.setBackground(parent.getBackground());
+		displayArea.setBackgroundMode(SWT.INHERIT_FORCE);
+		GridLayoutFactory.swtDefaults().equalWidth(true).applyTo(displayArea);
+
+		commitLink = new Hyperlink(displayArea, SWT.NONE);
+		commitLink.addHyperlinkListener(new HyperlinkAdapter() {
+
+			public void linkActivated(HyperlinkEvent e) {
+				try {
+					getShell().dispose();
+					CommitEditor.open(new RepositoryCommit(revision
+							.getRepository(), revision.getCommit()));
+				} catch (PartInitException pie) {
+					Activator.logError(pie.getLocalizedMessage(), pie);
+				}
+			}
+
+		});
+		commitLink.setUnderlined(true);
+		commitLink.setFont(JFaceResources.getBannerFont());
+		commitLink.setForeground(JFaceColors.getHyperlinkText(commitLink
+				.getDisplay()));
+		GridDataFactory.fillDefaults().grab(true, false).applyTo(commitLink);
+
+		authorLabel = new Label(displayArea, SWT.NONE);
+		authorLabel.setForeground(parent.getForeground());
+		authorLabel.setBackground(parent.getBackground());
+		authorLabel.setFont(UIUtils.getItalicFont(JFaceResources.DEFAULT_FONT));
+		GridDataFactory.fillDefaults().grab(true, false).applyTo(authorLabel);
+
+		committerLabel = new Label(displayArea, SWT.NONE);
+		committerLabel.setForeground(parent.getForeground());
+		committerLabel.setBackground(parent.getBackground());
+		committerLabel.setFont(UIUtils
+				.getItalicFont(JFaceResources.DEFAULT_FONT));
+		GridDataFactory.fillDefaults().grab(true, false)
+				.applyTo(committerLabel);
+
+		Label separator = new Label(displayArea, SWT.HORIZONTAL | SWT.SEPARATOR);
+		GridDataFactory.fillDefaults().grab(true, false).applyTo(separator);
+
+		messageText = new StyledText(displayArea, SWT.NONE);
+		messageText.setForeground(parent.getForeground());
+		messageText.setBackground(parent.getBackground());
+		messageText.setEditable(false);
+		messageText.setFont(UIUtils
+				.getFont(UIPreferences.THEME_CommitMessageFont));
+		GridDataFactory.fillDefaults().grab(true, true).applyTo(messageText);
+	}
+
+	public Point computeSizeHint() {
+		Point computed = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT, true);
+
+		Point constraints = getSizeConstraints();
+		if (constraints == null)
+			return computed;
+
+		Point constrainedSize = getShell().computeSize(constraints.x,
+				SWT.DEFAULT, true);
+		int width = Math.min(computed.x, constrainedSize.x);
+		int height = Math.max(computed.y, constrainedSize.y);
+		return new Point(width, height);
+	}
+
+	private void setControlVisible(Control control, boolean visible) {
+		control.setVisible(visible);
+		((GridData) control.getLayoutData()).exclude = !visible;
+	}
+
+	public void setInput(Object input) {
+		this.revision = (BlameRevision) input;
+
+		RevCommit commit = this.revision.getCommit();
+
+		commitLink.setText(MessageFormat.format(
+				UIText.BlameInformationControl_Commit, commit.name()));
+
+		PersonIdent author = commit.getAuthorIdent();
+		if (author != null) {
+			setControlVisible(authorLabel, true);
+			authorLabel.setText(MessageFormat.format(
+					UIText.BlameInformationControl_Author,
+					author.getName(), author.getEmailAddress(),
+					author.getWhen()));
+		} else
+			setControlVisible(authorLabel, false);
+
+		PersonIdent committer = commit.getCommitterIdent();
+		setControlVisible(authorLabel, author != null);
+		if (committer != null && !committer.equals(author)) {
+			setControlVisible(committerLabel, true);
+			committerLabel.setText(MessageFormat.format(
+					UIText.BlameInformationControl_Committer,
+					committer.getName(), committer.getEmailAddress(),
+					committer.getWhen()));
+		} else
+			setControlVisible(committerLabel, false);
+
+		messageText.setText(commit.getFullMessage());
+
+		scrolls.setMinSize(displayArea.computeSize(SWT.DEFAULT, SWT.DEFAULT));
+	}
+}