com.google.dart.tools.ui.internal.dialogs.ListDialog.java Source code

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Here is the source code for com.google.dart.tools.ui.internal.dialogs.ListDialog.java

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/*
 * Copyright (c) 2011, the Dart project authors.
 * 
 * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 * 
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.dart.tools.ui.internal.dialogs;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.IStructuredContentProvider;
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.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.ui.dialogs.SelectionDialog;

public class ListDialog extends SelectionDialog {

    private IStructuredContentProvider fContentProvider;
    private ILabelProvider fLabelProvider;
    private Object fInput;
    private TableViewer fTableViewer;
    private boolean fAddCancelButton;
    private final int fShellStyle;

    public ListDialog(Shell parent, int shellStyle) {
        super(parent);
        fAddCancelButton = false;
        fShellStyle = shellStyle;
    }

    @Override
    public void create() {
        setShellStyle(fShellStyle);
        super.create();
    }

    public TableViewer getTableViewer() {
        return fTableViewer;
    }

    public boolean hasFilters() {
        return fTableViewer.getFilters() != null && fTableViewer.getFilters().length != 0;
    }

    public void setAddCancelButton(boolean addCancelButton) {
        fAddCancelButton = addCancelButton;
    }

    public void setContentProvider(IStructuredContentProvider sp) {
        fContentProvider = sp;
    }

    public void setInput(Object input) {
        fInput = input;
    }

    public void setLabelProvider(ILabelProvider lp) {
        fLabelProvider = lp;
    }

    @Override
    protected void createButtonsForButtonBar(Composite parent) {
        if (!fAddCancelButton) {
            createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
        } else {
            super.createButtonsForButtonBar(parent);
        }
    }

    @Override
    protected Control createDialogArea(Composite container) {
        Composite parent = (Composite) super.createDialogArea(container);
        createMessageArea(parent);
        fTableViewer = new TableViewer(parent, getTableStyle());
        fTableViewer.setContentProvider(fContentProvider);
        Table table = fTableViewer.getTable();
        fTableViewer.setLabelProvider(fLabelProvider);
        fTableViewer.setInput(fInput);
        GridData gd = new GridData(GridData.FILL_BOTH);
        gd.widthHint = convertWidthInCharsToPixels(55);
        gd.heightHint = convertHeightInCharsToPixels(15);
        table.setLayoutData(gd);
        applyDialogFont(parent);
        return parent;
    }

    @Override
    protected Label createMessageArea(Composite composite) {
        Label label = new Label(composite, SWT.WRAP);
        label.setText(getMessage());
        GridData gd = new GridData(GridData.FILL_BOTH);
        gd.widthHint = convertWidthInCharsToPixels(55);
        label.setLayoutData(gd);
        applyDialogFont(label);
        return label;
    }

    protected int getTableStyle() {
        return SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER;
    }
}