"Local file..." button for Repository import

A button is added to the "Import Git Repository" wizard in order to allow the user 
to select a directory in the local file system.
After a directory was selected, the URI-field of the wizard is filled with a file-URI.

Bug: 304478
Change-Id: I7599e2edc27e9b39a2b828f8768f535ad19b92de
Signed-off-by: Mathias Kinzler <mathias.kinzler@sap.com>

3 files changed, 44 insertions, 2 deletions

diff --git a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/UIText.java b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/UIText.java
index c1588a4da9..7f9c5a2ce2 100644
--- a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/UIText.java
+++ b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/UIText.java
@@ -144,6 +144,9 @@ public class UIText extends NLS {
 	public static String GitProjectPropertyPage_ValueUnbornBranch;
 
 	/** */
+	public static String RepositorySelectionPage_BrowseLocalFile;
+
+	/** */
 	public static String RepositorySelectionPage_sourceSelectionTitle;
 
 	/** */
diff --git a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/components/RepositorySelectionPage.java b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/components/RepositorySelectionPage.java
index 192a11fca4..0ef09825a9 100644
--- a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/components/RepositorySelectionPage.java
+++ b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/components/RepositorySelectionPage.java
@@ -12,6 +12,7 @@
 package org.eclipse.egit.ui.internal.components;
 
 import java.io.File;
+import java.net.URI;
 import java.net.URISyntaxException;
 import java.util.Iterator;
 import java.util.List;
@@ -33,9 +34,11 @@ import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.DirectoryDialog;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;
+import org.eclipse.jface.layout.GridDataFactory;
 import org.eclipse.jgit.lib.Constants;
 import org.eclipse.jgit.transport.RemoteConfig;
 import org.eclipse.jgit.transport.URIish;
@@ -266,6 +269,8 @@ public class RepositorySelectionPage extends BaseWizardPage {
 		final Group g = createGroup(parent,
 				UIText.RepositorySelectionPage_groupLocation);
 
+		g.setLayout(new GridLayout(3, false));
+
 		newLabel(g, UIText.RepositorySelectionPage_promptURI + ":"); //$NON-NLS-1$
 		uriText = new Text(g, SWT.BORDER);
 		uriText.setLayoutData(createFieldGridData());
@@ -319,9 +324,42 @@ public class RepositorySelectionPage extends BaseWizardPage {
 			}
 		});
 
+		Button browseButton = new Button(g, SWT.NULL);
+		browseButton.setText(UIText.RepositorySelectionPage_BrowseLocalFile);
+		browseButton.addSelectionListener(new SelectionAdapter() {
+
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				DirectoryDialog dialog = new DirectoryDialog(getShell());
+				// if a file-uri was selected before, let's try to open
+				// the directory dialog on the same directory
+				if (!uriText.getText().equals("")) { //$NON-NLS-1$
+					try {
+						URI testUri = URI.create(uriText.getText().replace(
+								'\\', '/'));
+						if (testUri.getScheme().equals("file")) { //$NON-NLS-1$
+							String path = testUri.getPath();
+							if (path.length() > 1 && path.startsWith("/")) //$NON-NLS-1$
+								path = path.substring(1);
+
+							dialog.setFilterPath(path);
+						}
+					} catch (IllegalArgumentException e1) {
+						// ignore here, we just' don't set the directory in the
+						// browser
+					}
+
+				}
+				String result = dialog.open();
+				if (result != null)
+					uriText.setText("file:///" + result); //$NON-NLS-1$
+			}
+
+		});
+
 		newLabel(g, UIText.RepositorySelectionPage_promptHost + ":"); //$NON-NLS-1$
 		hostText = new Text(g, SWT.BORDER);
-		hostText.setLayoutData(createFieldGridData());
+		GridDataFactory.fillDefaults().span(2, 1).applyTo(hostText);
 		hostText.addModifyListener(new ModifyListener() {
 			public void modifyText(final ModifyEvent e) {
 				setURI(uri.setHost(nullString(hostText.getText())));
@@ -330,7 +368,7 @@ public class RepositorySelectionPage extends BaseWizardPage {
 
 		newLabel(g, UIText.RepositorySelectionPage_promptPath + ":"); //$NON-NLS-1$
 		pathText = new Text(g, SWT.BORDER);
-		pathText.setLayoutData(createFieldGridData());
+		GridDataFactory.fillDefaults().span(2, 1).applyTo(pathText);
 		pathText.addModifyListener(new ModifyListener() {
 			public void modifyText(final ModifyEvent e) {
 				setURI(uri.setPath(nullString(pathText.getText())));
diff --git a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/uitext.properties b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/uitext.properties
index 7c8b9a1cbb..5bdabee0af 100644
--- a/org.eclipse.egit.ui/src/org/eclipse/egit/ui/uitext.properties
+++ b/org.eclipse.egit.ui/src/org/eclipse/egit/ui/uitext.properties
@@ -54,6 +54,7 @@ GitProjectPropertyPage_LabelWorkdir=Working directory:
 GitProjectPropertyPage_ValueEmptyRepository=None (empty repository)
 GitProjectPropertyPage_ValueUnbornBranch=None (unborn branch)
 
+RepositorySelectionPage_BrowseLocalFile=Local file...
 RepositorySelectionPage_sourceSelectionTitle=Source Git Repository
 RepositorySelectionPage_sourceSelectionDescription=Enter the location of the source repository.
 RepositorySelectionPage_destinationSelectionTitle=Destination Git Repository