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 //

    15 

    16 package com.symbian.smt.gui.smtwidgets.resources;

    17 

    18 import java.util.HashMap;

    19 import java.util.List;

    20 

    21 import org.eclipse.jface.dialogs.Dialog;

    22 import org.eclipse.jface.viewers.ISelectionProvider;

    23 import org.eclipse.jface.viewers.IStructuredSelection;

    24 import org.eclipse.jface.viewers.ListViewer;

    25 import org.eclipse.swt.widgets.Button;

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

    27 import org.eclipse.ui.PlatformUI;

    28 

    29 import com.symbian.smt.gui.ResourcesEnums;

    30 import com.symbian.smt.gui.smtwidgets.AbstractMultipleEntriesWidgetAction;

    31 import com.symbian.smt.gui.smtwidgets.XmlFileSelectionDialog;

    32 

    33 /**

    34  * This is the action that adds a new command line option to the list of

    35  * assigned options.

    36  * 

    37  * @author barbararosi-schwartz

    38  * 

    39  */

    40 class AddResourceFileAction extends AbstractMultipleEntriesWidgetAction {

    41 

    42 	private HashMap<ResourcesEnums, List<CheckableResourceFilename>> resourceFilesMap;

    43 

    44 	/**

    45 	 * The option that has been entered by the user or null if the user

    46 	 * cancelled the operation.

    47 	 */

    48 	private String newFileLocation = null;

    49 

    50 	AddResourceFileAction(

    51 			Button button,

    52 			ISelectionProvider filesViewer,

    53 			HashMap<ResourcesEnums, List<CheckableResourceFilename>> resourceFilesMap,

    54 			ListViewer resourceTypesViewer) {

    55 		super(resourceTypesViewer, "Add...", button);

    56 

    57 		this.resourceFilesMap = resourceFilesMap;

    58 

    59 		setEnabled(false);

    60 	}

    61 

    62 	/**

    63 	 * Returns the option that was entered by the user.

    64 	 * 

    65 	 * @return the option that was entered by the user (or null if the user

    66 	 *         cancelled the operation)

    67 	 */

    68 	String getNewFileLocation() {

    69 		return newFileLocation;

    70 	}

    71 

    72 	/**

    73 	 * Creates and displays an InputDialogWithWarning that collects the new

    74 	 * option entered by the user. The dialog is equipped with a

    75 	 * DialogInputValidator object that automatically performs validation on the

    76 	 * user's input.

    77 	 * <p>

    78 	 * When the dialog is dismissed, the action changes the model to reflect the

    79 	 * new addition.

    80 	 * </p>

    81 	 */

    82 	@Override

    83 	public void run() {

    84 		Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow()

    85 				.getShell();

    86 		String dialogTitle = "New Resource File";

    87 		String dialogMessage = "Enter the path or URL to the resource file";

    88 		String initialPath = "";

    89 		String[] filterNames = { "*.xml" };

    90 		ResourcesEnums selectedResourceType = ResourcesWidgetHelper

    91 				.getSelectedResourceType((ListViewer) selectionProvider);

    92 		List<CheckableResourceFilename> checkableFilenames = ResourcesWidgetHelper

    93 				.getCheckableResourceFilenames(selectedResourceType,

    94 						resourceFilesMap);

    95 

    96 		ResourceFileSelectionValidator validator = new ResourceFileSelectionValidator(

    97 				selectedResourceType, checkableFilenames);

    98 		XmlFileSelectionDialog dialog = new XmlFileSelectionDialog(shell,

    99 				dialogTitle, dialogMessage, initialPath, filterNames, validator);

   100 

   101 		dialog.open();

   102 

   103 		if (dialog.getReturnCode() == Dialog.CANCEL) {

   104 			newFileLocation = null;

   105 			return;

   106 		}

   107 

   108 		newFileLocation = dialog.getValue();

   109 

   110 		// Adding the newly added file to the resource files

   111 		// map.

   112 		// Automatic checking of the related checkbox and

   113 		// addition

   114 		// to the selected resource files map is handled by the

   115 		// <code>handleMultipleCheckRules()</code> method in the ResourcesWidget

   116 		// class,

   117 		// which is also used for user checks/unchecks.

   118 		if (newFileLocation.length() != 0) {

   119 			checkableFilenames.add(new CheckableResourceFilename(

   120 					newFileLocation));

   121 		}

   122 	}

   123 

   124 	/**

   125 	 * This action is enabled if a resource type has been selected by the user.

   126 	 */

   127 	@Override

   128 	public void selectionChanged(IStructuredSelection selection) {

   129 		ResourcesEnums selectedResourceType = ResourcesWidgetHelper

   130 				.getSelectedResourceType((ListViewer) selectionProvider);

   131 

   132 		if (selectedResourceType == null) {

   133 			setEnabled(false);

   134 		} else {

   135 			setEnabled(true);

   136 		}

   137 	}

   138 

   139 }