AdvancedPreferencePage.java

package com.sysdeo.eclipse.tomcat;

/*
 * (c) Copyright Sysdeo SA 2001, 2002.
 * All Rights Reserved.
 */

import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.DirectoryFieldEditor;
import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.jface.preference.FileFieldEditor;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.jface.preference.RadioGroupFieldEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;

import com.sysdeo.eclipse.tomcat.editors.ProjectListEditor;

public class AdvancedPreferencePage extends PreferencePage implements IWorkbenchPreferencePage, TomcatPluginResources {

    private BooleanFieldEditor securityEditor;

    static final private int FIELD_WIDTH = 50;
    private RadioGroupFieldEditor version;
    private DirectoryFieldEditor home;
    private DirectoryFieldEditor base;
    private FileFieldEditor configFile;
    private ProjectListEditor projectListEditor;
    //	private ComboFieldEditor targetPerspectiveEditor;
    private ModifyListener fModifyListener;

    public AdvancedPreferencePage() {
        super();
        setPreferenceStore(TomcatLauncherPlugin.getDefault().getPreferenceStore());
    }

    /*
     * @see PreferencePage#createContents(Composite)
     */
    protected Control createContents(Composite parent) {
        Composite composite = new Composite(parent, SWT.NULL);
        composite.setLayout(new GridLayout(1, false));

        Group homeGroup = new Group(composite, SWT.NONE);

        base = new DirectoryFieldEditor(TomcatLauncherPlugin.TOMCAT_PREF_BASE_KEY, PREF_PAGE_BASE_LABEL, homeGroup);

        initLayoutAndData(homeGroup, 3);

        /* Since Eclipse version 3, plugin's target perspectives are the Java application ones. 
         */

        //		Group targetperspectiveGroup = new Group(composite,SWT.NONE);
        //		String[][] perspectiveNamesAndIds = getPerspectiveNamesAndIds();
        //		targetPerspectiveEditor = new ComboFieldEditor(
        //			TomcatLauncherPlugin.TOMCAT_PREF_TARGETPERSPECTIVE,
        //			PREF_PAGE_TARGETPERSPECTIVE_LABEL,
        //			perspectiveNamesAndIds,
        //			targetperspectiveGroup);				
        //		initLayoutAndData(targetperspectiveGroup, 1);
        //		this.initField(targetPerspectiveEditor);	

        Group securityGroup = new Group(composite, SWT.NONE);
        securityEditor = new BooleanFieldEditor(TomcatLauncherPlugin.TOMCAT_PREF_SECURITYMANAGER,
                PREF_PAGE_SECURITYMANAGER_LABEL, securityGroup);
        this.initField(securityEditor);
        initLayoutAndData(securityGroup, 1);

        Group projectListGroup = new Group(composite, SWT.NONE);
        String[] excludedProjectsNature = { TomcatLauncherPlugin.NATURE_ID };
        projectListEditor = new ProjectListEditor(excludedProjectsNature);
        projectListEditor.setLabel(PREF_PAGE_PROJECTINCP_LABEL);
        Control projectList = projectListEditor.getControl(projectListGroup);
        GridData gd2 = new GridData();
        gd2.horizontalAlignment = GridData.FILL;
        projectList.setLayoutData(gd2);
        initLayoutAndData(projectListGroup, 1);

        this.initField(base);

        new Label(composite, SWT.NULL); //blank

        return composite;
    }

    /*
     * @see IWorkbenchPreferencePage#init(IWorkbench)
     */
    public void init(IWorkbench workbench) {
    }

    public boolean performOk() {
        base.store();
        //		targetPerspectiveEditor.store();
        securityEditor.store();
        TomcatLauncherPlugin.getDefault().setProjectsInCP(projectListEditor.getCheckedElements());
        TomcatLauncherPlugin.getDefault().savePluginPreferences();
        return true;
    }

    private void initField(FieldEditor field) {
        field.setPreferenceStore(getPreferenceStore());
        field.setPreferencePage(this);
        field.load();
    }

    private void initLayoutAndData(Group aGroup, int spanH, int spanV, int numColumns) {
        GridLayout gl = new GridLayout(numColumns, false);
        aGroup.setLayout(gl);
        GridData gd = new GridData(GridData.FILL_HORIZONTAL);
        gd.horizontalSpan = spanH;
        gd.verticalSpan = spanV;
        aGroup.setLayoutData(gd);
    }

    private void initLayoutAndData(Group aGroup, int numColumns) {
        GridLayout gl = new GridLayout(numColumns, false);
        aGroup.setLayout(gl);
        GridData gd = new GridData(GridData.FILL_HORIZONTAL);
        gd.horizontalSpan = 1;
        gd.widthHint = 400;
        aGroup.setLayoutData(gd);
    }

    /**
     * From : org.eclipse.debug.internal.ui.preferences.DebugPreferencePage
     * 
     * Return a 2-dimensional array of perspective names and ids arranged as follows:
     * { {persp1name, persp1id}, {persp2name, persp2id}, ... }
     */
    //	protected static String[][] getPerspectiveNamesAndIds() {
    //		IPerspectiveRegistry reg = PlatformUI.getWorkbench().getPerspectiveRegistry();
    //		IPerspectiveDescriptor[] persps = reg.getPerspectives();
    //		
    //		String[][] table = new String[persps.length + 1][2];
    //		table[0][0] = PREF_PAGE_NONE_LABEL;
    //		table[0][1] = IDebugUIConstants.PERSPECTIVE_NONE;
    //		for (int i = 0; i < persps.length; i++) {
    //			table[i + 1][0] = persps[i].getLabel();
    //			table[i + 1][1] = persps[i].getId();
    //		}
    //		
    //		return table;
    //	}	
}