de.walware.ecommons.ui.mpbv.ManageBookmarksDialog.java Source code

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Here is the source code for de.walware.ecommons.ui.mpbv.ManageBookmarksDialog.java

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/*=============================================================================#
 # Copyright (c) 2009-2015 Stephan Wahlbrink (WalWare.de) 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:
 #     Stephan Wahlbrink - initial API and implementation
 #=============================================================================*/

package de.walware.ecommons.ui.mpbv;

import java.util.List;

import org.eclipse.core.databinding.observable.list.WritableList;
import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TrayDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;

import de.walware.ecommons.ui.components.ButtonGroup;
import de.walware.ecommons.ui.util.LayoutUtil;
import de.walware.ecommons.ui.util.ViewerUtil;

public class ManageBookmarksDialog extends TrayDialog {

    private TableViewer fTableViewer;

    private ButtonGroup<BrowserBookmark> fButtons;

    private final PageBookBrowserView fView;
    private final List<BrowserBookmark> fBookmarks;

    protected ManageBookmarksDialog(final PageBookBrowserView view) {
        super(view.getViewSite().getShell());
        fView = view;
        fBookmarks = view.getBookmarks();

        create();
    }

    @Override
    protected void configureShell(final Shell shell) {
        shell.setText("Bookmarks");

        super.configureShell(shell);
    }

    @Override
    public boolean isHelpAvailable() {
        return false;
    }

    @Override
    protected boolean isResizable() {
        return true;
    }

    @Override
    protected Control createContents(final Composite parent) {
        final Control control = super.createContents(parent);

        fButtons.updateState();

        return control;
    }

    @Override
    protected Control createDialogArea(final Composite parent) {
        final Composite composite = new Composite(parent, SWT.NONE);
        composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        composite.setLayout(LayoutUtil.createDialogGrid(2));

        {
            fTableViewer = new TableViewer(composite);
            fTableViewer.setUseHashlookup(true);
            final GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
            gd.widthHint = LayoutUtil.hintWidth(fTableViewer.getTable(), 60);
            gd.heightHint = LayoutUtil.hintHeight(fTableViewer.getTable(), 20);
            fTableViewer.getControl().setLayoutData(gd);

            fTableViewer.setLabelProvider(new LabelProvider());
        }

        fButtons = new ButtonGroup<BrowserBookmark>(composite) {
            @Override
            protected BrowserBookmark edit1(final BrowserBookmark item, final boolean newItem,
                    final Object parent) {
                final EditBookmarkDialog dialog = new EditBookmarkDialog(getShell(), item);
                if (dialog.open() == Dialog.OK) {
                    return dialog.getBookmark();
                }
                return null;
            }

            @Override
            public void updateState() {
                super.updateState();
                getButton(IDialogConstants.OPEN_ID)
                        .setEnabled(((IStructuredSelection) fTableViewer.getSelection()).size() == 1);
            }
        };
        fButtons.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
        fButtons.addAddButton(null);
        fButtons.addEditButton(null);
        fButtons.addDeleteButton(null);
        fButtons.addSeparator();
        fButtons.addUpButton(null);
        fButtons.addDownButton(null);

        final WritableList writableList = new WritableList(fBookmarks, BrowserBookmark.class);
        fTableViewer.setContentProvider(new ObservableListContentProvider());
        fTableViewer.setInput(writableList);
        fButtons.connectTo(fTableViewer, writableList, null);
        ViewerUtil.scheduleStandardSelection(fTableViewer);

        applyDialogFont(composite);
        return composite;
    }

    @Override
    protected void createButtonsForButtonBar(final Composite parent) {
        createButton(parent, IDialogConstants.OPEN_ID, IDialogConstants.OPEN_LABEL, false);
        createButton(parent, IDialogConstants.CLOSE_ID, IDialogConstants.CLOSE_LABEL, true);
    }

    @Override
    protected void buttonPressed(final int buttonId) {
        if (buttonId == IDialogConstants.OPEN_ID) {
            final BrowserBookmark bookmark = (BrowserBookmark) ((IStructuredSelection) fTableViewer.getSelection())
                    .getFirstElement();
            fView.openBookmark(bookmark, fView.getCurrentSession());
            close();
        }
        if (buttonId == IDialogConstants.CLOSE_ID) {
            close();
        }
    }

}