descent.internal.ui.dialogs.ListDialog.java Source code

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Here is the source code for descent.internal.ui.dialogs.ListDialog.java

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/*******************************************************************************
 * Copyright (c) 2000, 2005 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package descent.internal.ui.dialogs;

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.jface.dialogs.IDialogConstants;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.TableViewer;

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;
    }

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

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

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

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

    public TableViewer getTableViewer() {
        return fTableViewer;
    }

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

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

    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 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;
    }

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

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