source: rtems-eclipse-plug-in/org.rtems.cdt.toolchain2/org/rtems/cdt/properties/PropertyPage.java @ f4f1f44

/*
 * Copyright (c) 2008
 * Embedded Brains GmbH
 * Obere Lagerstr. 30
 * D-82178 Puchheim
 * Germany
 * rtems@embedded-brains.de
 *
 * The license and distribution terms for this file may be found in the file
 * LICENSE in this distribution or at http://www.rtems.com/license/LICENSE.
 */

package org.rtems.cdt.properties;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.preference.DirectoryFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.ui.IWorkbenchPropertyPage;
import org.eclipse.cdt.core.model.ICElement;
import org.rtems.cdt.Activator;
import org.rtems.cdt.Constants;
import org.rtems.cdt.Storage;
import org.rtems.cdt.VolatilePreferenceStore;

public class PropertyPage extends FieldEditorPreferencePage implements IWorkbenchPropertyPage {
        private IAdaptable mElement;
        
        private IPreferenceStore mStore;
        
        private IProject mProject;
        
        public PropertyPage() {
                super( GRID);

                // Store properties in a volatile preference store
                mStore = new VolatilePreferenceStore();
                setPreferenceStore( mStore);
                
                setDescription( "You can change the RTEMS base installation path and the board support package (BSP) installation path.  This affects only the current project.");
        }
        
        private void setupStoreValue( IPreferenceStore defaultStore, String key) {
                mStore.setDefault( key, defaultStore.getString( key));
                mStore.setValue( key, Storage.getProperty( mProject, key));
        }
        
        protected void createFieldEditors() {
                // Get current project
                mProject = ((IResource) getElement().getAdapter( IResource.class)).getProject();
                if (mProject == null) {
                        mProject = ((ICElement) getElement().getAdapter( ICElement.class)).getCProject().getProject();
                }
                
                // Get the default values from the current workbench preferences
                IPreferenceStore store = Activator.getDefault().getPreferenceStore();
                
                // Setup store values
                setupStoreValue( store, Constants.BASE_PATH_KEY);
                setupStoreValue( store, Constants.BSP_PATH_KEY);

                // Add field editors
                addField(
                        new DirectoryFieldEditor(
                                Constants.BASE_PATH_KEY,
                                "Base path:",
                                getFieldEditorParent()
                        )
                );
                addField(
                        new DirectoryFieldEditor(
                                Constants.BSP_PATH_KEY,
                                "BSP path:",
                                getFieldEditorParent()
                        )
                );
        }
        
        private void setProperty( String key) {
                Storage.setProperty( mProject, key, mStore.getString( key));
        }
        
        public boolean performOk() {
                super.performOk();
                
                // Set the new properties
                setProperty( Constants.BASE_PATH_KEY);
                setProperty( Constants.BSP_PATH_KEY);
                
                // Clear platform
                Storage.clearPlatform( mProject);

                return true;
        }

        public IAdaptable getElement() {
                return mElement;
        }

        public void setElement( IAdaptable element) {
                this.mElement = element;
        }
}