1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // SystemDefinitionFiles.java

    15 // 

    16 //

    17 

    18 package com.symbian.smt.gui.properties;

    19 

    20 import org.eclipse.core.resources.IProject;

    21 import org.eclipse.core.resources.ProjectScope;

    22 import org.eclipse.core.runtime.preferences.IScopeContext;

    23 import org.eclipse.swt.SWT;

    24 import org.eclipse.swt.custom.BusyIndicator;

    25 import org.eclipse.swt.layout.FillLayout;

    26 import org.eclipse.swt.widgets.Composite;

    27 import org.eclipse.swt.widgets.Control;

    28 import org.eclipse.ui.IWorkbenchPropertyPage;

    29 import org.eclipse.ui.dialogs.PropertyPage;

    30 

    31 import com.symbian.smt.gui.Activator;

    32 import com.symbian.smt.gui.ManageResources;

    33 import com.symbian.smt.gui.NodeListener;

    34 import com.symbian.smt.gui.PersistentDataStore;

    35 import com.symbian.smt.gui.smtwidgets.SystemDefinitionFilesWidget;

    36 import com.symbian.smt.gui.smtwidgets.ValidModelDefinedListener;

    37 import com.symbian.smt.gui.smtwidgets.ValidModelEvent;

    38 import com.symbian.smt.gui.smtwidgets.ValidModelObservable;

    39 

    40 public class SystemDefinitionFilesProperties extends PropertyPage implements

    41 		IWorkbenchPropertyPage, ValidModelDefinedListener {

    42 	private SystemDefinitionFilesWidget systemDefinitionFilesWidget;

    43 	private PersistentDataStore projectStore;

    44 

    45 	@Override

    46 	protected Control createContents(Composite parent) {

    47 		new NodeListener(getProject());

    48 

    49 		// Disable the restore defaults button

    50 		noDefaultAndApplyButton();

    51 

    52 		// Create the project scope data store

    53 		IScopeContext projectScope = new ProjectScope(this.getProject());

    54 		projectStore = new PersistentDataStore(projectScope

    55 				.getNode(Activator.PLUGIN_ID));

    56 

    57 		// Create the widget

    58 		Composite composite = new Composite(parent, SWT.NONE);

    59 		composite.setLayout(new FillLayout(SWT.VERTICAL));

    60 		systemDefinitionFilesWidget = new SystemDefinitionFilesWidget(

    61 				composite, SWT.NONE);

    62 

    63 		if (systemDefinitionFilesWidget instanceof ValidModelObservable) {

    64 			((ValidModelObservable) systemDefinitionFilesWidget)

    65 					.addModelListener(this);

    66 		}

    67 

    68 		// Set required values

    69 		populate(projectStore);

    70 

    71 		return composite;

    72 	}

    73 

    74 	@Override

    75 	public void dispose() {

    76 		if (systemDefinitionFilesWidget != null) {

    77 			((ValidModelObservable) systemDefinitionFilesWidget)

    78 				.removeModelListener(this);

    79 		}

    80 		

    81 		super.dispose();

    82 	}

    83 

    84 	private IProject getProject() {

    85 		return (IProject) getElement();

    86 	}

    87 

    88 	@Override

    89 	public boolean isValid() {

    90 		// return requiredInformationPresent;

    91 		return super.isValid();

    92 	}

    93 

    94 	@Override

    95 	protected void performApply() {

    96 		saveChanges();

    97 	}

    98 

    99 	@Override

   100 	protected void performDefaults() {

   101 	}

   102 

   103 	@Override

   104 	public boolean performOk() {

   105 		saveChanges();

   106 		return super.performOk();

   107 	}

   108 

   109 	private void populate(PersistentDataStore dataStore) {

   110 		systemDefinitionFilesWidget.setSystemDefinitions(dataStore

   111 				.getSystemDefinitionFiles());

   112 	}

   113 

   114 	private void saveChanges() {

   115 		Runnable runnable = new Runnable() {

   116 			public void run() {

   117 			// Update the system definition files in the project

   118 			ManageResources.updateSystemDefinitionFiles(getProject(),

   119 					systemDefinitionFilesWidget.getSystemDefinitions(), false);

   120 	

   121 			// Write to the persistent data store

   122 			projectStore.setSystemDefinitionFiles(systemDefinitionFilesWidget

   123 					.getSystemDefinitions());

   124 			}

   125 		};

   126 		

   127 		BusyIndicator.showWhile(getShell().getDisplay(), runnable);

   128 	}

   129 

   130 	/**

   131 	 * This is called by the observed object when a change is used to ensure the

   132 	 * information entered into the widget is acceptable, in this case at least

   133 	 * 1 system definition xml file

   134 	 * 

   135 	 * @return void

   136 	 * @see com.symbian.smt.gui.smtwidgets.ValidModelDefinedListener#validModelDefined(ValidModelEvent)

   137 	 */

   138 	public void validModelDefined(ValidModelEvent event) {

   139 		Boolean isValid = event.isValid();

   140 

   141 		setValid(isValid);

   142 

   143 		if (isValid) {

   144 			setErrorMessage(null);

   145 		} else {

   146 			setErrorMessage(event.getMessage());

   147 		}

   148 	}

   149 	

   150 	

   151 }