1 files changed, 91 insertions, 0 deletions
diff --git a/build/org.eclipse.cdt.make.ui/src/org/eclipse/cdt/make/internal/ui/wizards/StatusWizardPage.java b/build/org.eclipse.cdt.make.ui/src/org/eclipse/cdt/make/internal/ui/wizards/StatusWizardPage.java
new file mode 100644
index 00000000000..660e8cf57c1
--- /dev/null
+++ b/build/org.eclipse.cdt.make.ui/src/org/eclipse/cdt/make/internal/ui/wizards/StatusWizardPage.java
@@ -0,0 +1,91 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.cdt.make.internal.ui.wizards;
+
+import org.eclipse.cdt.make.internal.ui.MakeUIPlugin;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.dialogs.DialogPage;
+import org.eclipse.jface.wizard.WizardPage;
+
+public abstract class StatusWizardPage extends WizardPage {
+
+	private IStatus fCurrStatus;
+	
+	private boolean fPageVisible;
+	private boolean fNoErrorOnStartup;
+	
+	public StatusWizardPage(String name, boolean noErrorOnStartup) {
+		super(name);
+		fPageVisible= false;
+		fCurrStatus= createStatus(IStatus.OK, "");
+		fNoErrorOnStartup= noErrorOnStartup;
+	}
+		
+	// ---- WizardPage ----------------
+	
+	/*
+	 * @see WizardPage#becomesVisible
+	 */
+	public void setVisible(boolean visible) {
+		super.setVisible(visible);
+		fPageVisible= visible;
+		// policy: wizards are not allowed to come up with an error message
+		if (visible && fNoErrorOnStartup && fCurrStatus.matches(IStatus.ERROR)) {
+			// keep the error state, but remove the message
+			fCurrStatus= createStatus(IStatus.ERROR, "");
+		} 
+		updateStatus(fCurrStatus);
+	}	
+
+	/**
+	 * Updates the status line and the ok button depending on the status
+	 */
+	protected void updateStatus(IStatus status) {
+		fCurrStatus= status;
+		setPageComplete(!status.matches(IStatus.ERROR));
+		if (fPageVisible) {
+			applyToStatusLine(this, status);
+		}
+	}
+
+	/**
+	 * Applies the status to a dialog page
+	 */
+	public static void applyToStatusLine(DialogPage page, IStatus status) {
+		String errorMessage= null;
+		String warningMessage= null;
+		String statusMessage= status.getMessage();
+		if (statusMessage.length() > 0) {
+			if (status.matches(IStatus.ERROR)) {
+				errorMessage= statusMessage;
+			} else if (!status.isOK()) {
+				warningMessage= statusMessage;
+			}
+		}
+		page.setErrorMessage(errorMessage);
+		page.setMessage(warningMessage,status.getSeverity());
+	}
+	
+	public static IStatus getMoreSevere(IStatus s1, IStatus s2) {
+		if (s1.getSeverity() >= s2.getSeverity()) {
+			return s1;
+		} else {
+			return s2;
+		}
+	}	
+	
+	
+	public static IStatus createStatus(int severity, String message) {
+		return new Status(severity, MakeUIPlugin.getUniqueIdentifier(), severity, message, null);
+	}	
+			
+}