From f8d8620ddcc5be3800b43293dfc3e266675f5b3a Mon Sep 17 00:00:00 2001
From: Oleg Krasilnikov <oleg.krasilnikov@intel.com>
Date: Tue, 24 Apr 2007 09:05:44 +0000
Subject: [PATCH] Bug #183341: property page and tab in single object

---
 .../eclipse/cdt/ui/newui/AbstractPage.java    |   6 +-
 .../cdt/ui/newui/AbstractSinglePage.java      | 104 ++++++++++++++++++
 2 files changed, 107 insertions(+), 3 deletions(-)
 create mode 100644 core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractSinglePage.java

diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractPage.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractPage.java
index f6138caf1f6..7a2a6c344ec 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractPage.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractPage.java
@@ -132,7 +132,7 @@ implements
 	/*
 	 * Bookeeping variables
 	 */
-	private boolean noContentOnPage = false;
+	protected boolean noContentOnPage = false;
 	protected boolean displayedConfig = false;
 	protected IResource internalElement = null;
 	protected boolean isProject = false;
@@ -143,7 +143,7 @@ implements
 	// tabs
 	protected TabFolder folder;
 	protected ArrayList itabs = new ArrayList();
-	ICPropertyTab currentTab;
+	protected ICPropertyTab currentTab;
 
 	protected class InternalTab {
 		Composite comp;
@@ -667,7 +667,7 @@ implements
 		return out;
 	}
 	
-	private void cfgChanged(ICConfigurationDescription _cfgd) {
+	protected void cfgChanged(ICConfigurationDescription _cfgd) {
 		resd = getResDesc(_cfgd);
 		
 		if (excludeFromBuildCheck != null)
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractSinglePage.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractSinglePage.java
new file mode 100644
index 00000000000..f43cf5727ff
--- /dev/null
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractSinglePage.java
@@ -0,0 +1,104 @@
+/*******************************************************************************
+ * Copyright (c) 2007 Intel 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:
+ *     Intel Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.cdt.ui.newui;
+
+import org.eclipse.swt.widgets.Composite;
+
+import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
+import org.eclipse.cdt.core.settings.model.ICResourceDescription;
+
+/**
+ * Bug #183341 : Single property page which does not  
+ * require separate cPropertyTab to display data.
+ *
+ */
+public abstract class AbstractSinglePage extends AbstractPage {
+
+	/**
+	 * Implement this method to create your own widgets
+	 */
+	public abstract void createWidgets(Composite c);
+	
+	/**
+	 * Implement this method to perform apply:
+	 * copy all data affected by this page 
+	 * from src resource description to dst
+	 * @param src
+	 * @param dst
+	 */
+	protected abstract void performApply(ICResourceDescription src, ICResourceDescription dst);
+
+    /**
+     * Rewrite this method to handle configuration change
+     * Do not forget to call super.cfgChanged(_cfgd); 
+     */
+	protected void cfgChanged(ICConfigurationDescription _cfgd) {
+		super.cfgChanged(_cfgd);
+	//	if (displayedConfig) {
+			// update widgets according to getResDesc() values   
+	//	}
+	}
+
+	/**
+	 * Usually, this method needs not to be rewritten
+	 */
+    public boolean performCancel() {
+	//	if (! noContentOnPage && displayedConfig) {
+			// do nothing in most cases
+	//	}
+        return true;
+    }
+    
+    /**
+     * Rewrite this method to restore default 
+     * values in current ResourceDescription
+     */
+	public void performDefaults() {
+	//	if (! noContentOnPage && displayedConfig) {
+			// do something with getResDesc() fields
+	//	}
+	}
+    
+	/**
+	 * Usually, this method needs not to be rewritten
+	 */
+    public boolean performOk() {
+		if (! noContentOnPage && displayedConfig) {
+			// do nothing in most cases
+		}
+    	return super.performOk();
+    }
+
+	/**
+	 * 
+	 */
+	public void setVisible(boolean visible) {
+		super.setVisible(visible);
+		if (visible) {
+			cfgChanged(getResDesc().getConfiguration());
+		}
+	}
+
+	/**
+	 * No need to rewrite
+	 */
+	protected boolean isSingle() { return true; }
+	
+	/**
+	 * Call to "foreach" does not really matter, since we have not tabs
+	 * But we intercept this call to perform other operations (apply). 
+	 */
+	protected void forEach(int m, Object data) {
+		if (m == ICPropertyTab.APPLY)
+			performApply(getResDesc(), (ICResourceDescription)data);
+	}
+
+}