X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.project%2Fsrc%2Forg%2Fsimantics%2Fproject%2Fmanagement%2Finstall%2FSWTInstallAdvisor.java;fp=bundles%2Forg.simantics.project%2Fsrc%2Forg%2Fsimantics%2Fproject%2Fmanagement%2Finstall%2FSWTInstallAdvisor.java;h=2aec7ae4614228722793d4fe76dfd1530d336048;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.project/src/org/simantics/project/management/install/SWTInstallAdvisor.java b/bundles/org.simantics.project/src/org/simantics/project/management/install/SWTInstallAdvisor.java
new file mode 100644
index 000000000..2aec7ae46
--- /dev/null
+++ b/bundles/org.simantics.project/src/org/simantics/project/management/install/SWTInstallAdvisor.java
@@ -0,0 +1,82 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2008 IBM Corporation and others.
+ * 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:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.simantics.project.management.install;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.equinox.internal.provisional.p2.installer.IInstallOperation;
+import org.eclipse.equinox.internal.provisional.p2.installer.InstallAdvisor;
+import org.eclipse.equinox.internal.provisional.p2.installer.InstallDescription;
+import org.eclipse.swt.widgets.Display;
+
+/**
+ * Install context that creates a simple SWT-based UI and interacts with a user.
+ */
+public class SWTInstallAdvisor extends InstallAdvisor {
+	private InstallDialog dialog;
+	private boolean started = false;
+	private boolean stopped = false;
+
+	public IStatus performInstall(IInstallOperation operation) {
+		return dialog.run(operation);
+	}
+
+	public InstallDescription prepareInstallDescription(InstallDescription description) {
+		if (description.getInstallLocation() == null)
+			dialog.promptForLocations(description);
+		return description;
+	}
+
+	public boolean promptForLaunch(InstallDescription description) {
+		return dialog.promptForLaunch(description);
+	}
+
+	public void setResult(IStatus status) {
+		String message;
+		if (status.getSeverity() == IStatus.CANCEL) {
+			message = "Canceled";
+		} else {
+			message = status.getMessage();
+		}
+		dialog.promptForClose(message);
+	}
+
+	public synchronized void start() {
+		if (stopped || started)
+			return;
+		started = true;
+		Display display = Display.getCurrent();
+		if (display == null)
+			display = new Display();
+		dialog = new InstallDialog();
+		dialog.setMessage("Preparing");
+	}
+
+	public synchronized void stop() {
+		if (stopped || !started)
+			return;
+		stopped = true;
+		final InstallDialog activeDialog = dialog;
+		if (activeDialog == null)
+			return;
+		//clear the window now, so the reference is gone no matter what happens during cleanup
+		dialog = null;
+		final Display display = activeDialog.getDisplay();
+		if (display == null || display.isDisposed())
+			return;
+		display.syncExec(new Runnable() {
+			public void run() {
+				activeDialog.close();
+			}
+		});
+		display.dispose();
+	}
+
+}