com.github.sdbg.debug.ui.internal.dialogs.LaunchConfigLabelProvider.java Source code

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Here is the source code for com.github.sdbg.debug.ui.internal.dialogs.LaunchConfigLabelProvider.java

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/*
 * Copyright 2012 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.github.sdbg.debug.ui.internal.dialogs;

import com.github.sdbg.debug.core.SDBGLaunchConfigWrapper;

import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IPath;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.swt.graphics.Image;

/**
 * A label provider for the manage launches dialog.
 * 
 * @see ManageLaunchesDialog
 */
class LaunchConfigLabelProvider extends LabelProvider
        implements DelegatingStyledCellLabelProvider.IStyledLabelProvider {

    private ILabelProvider delegateProvider;

    public LaunchConfigLabelProvider() {
        delegateProvider = DebugUITools.newDebugModelPresentation();
    }

    @Override
    public Image getImage(Object element) {
        return delegateProvider.getImage(element);
    }

    @Override
    public StyledString getStyledText(Object element) {
        StyledString str = new StyledString();

        str.append(getText(element));

        if (element instanceof ILaunchConfiguration) {
            ILaunchConfiguration config = (ILaunchConfiguration) element;

            String appendText = getAppendText(config);

            if (appendText != null) {
                str.append(appendText, StyledString.QUALIFIER_STYLER);
            }
        }

        return str;
    }

    @Override
    public String getText(Object element) {
        if (element instanceof ILaunchConfiguration) {
            ILaunchConfiguration config = (ILaunchConfiguration) element;

            return config.getName();
        } else {
            return delegateProvider.getText(element);
        }
    }

    private String getAppendText(ILaunchConfiguration config) {
        SDBGLaunchConfigWrapper wrapper = new SDBGLaunchConfigWrapper(config);

        if (wrapper.getShouldLaunchFile()) {
            IResource resource = wrapper.getApplicationResource();

            if (resource != null) {
                return " " + prettyPrintWorkspacePath(resource.getFullPath());
            }
        } else {
            String url = wrapper.getUrl();

            if (url != null && url.length() > 0) {
                return " " + url;
            }
        }

        return null;
    }

    private String prettyPrintWorkspacePath(IPath path) {
        return path.segment(0) + ", " + path.removeFirstSegments(1);
    }

}