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/*******************************************************************************
* Copyright (c) 2010 Intel Corporation.
* 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:
* Intel - initial API and implementation
*******************************************************************************/
package org.yocto.sdk.remotetools.views;
import java.io.BufferedReader;
import java.io.FileReader;
import java.util.ArrayList;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.part.*;
import org.eclipse.jface.viewers.*;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.*;
import org.eclipse.swt.SWT;
/**
* This sample class demonstrates how to plug-in a new
* workbench view. The view shows data obtained from the
* model. The sample creates a dummy model on the fly,
* but a real implementation would connect to the model
* available either in this or another plug-in (e.g. the workspace).
* The view is connected to the model using a content provider.
* <p>
* The view uses a label provider to define how model
* objects should be presented in the view. Each
* view can present the same model objects using
* different labels and icons, if needed. Alternatively,
* a single label provider can be shared between views
* in order to ensure that objects of the same type are
* presented in the same way everywhere.
* <p>
*/
public class BaseFileView extends ViewPart {
/**
* The ID of the view as specified by the extension.
*/
public static final String ID = "org.yocto.sdk.remotetools.views.BaseFileView";
private TableViewer viewer;
private String filename;
/*
* The content provider class is responsible for
* providing objects to the view. It can wrap
* existing objects in adapters or simply return
* objects as-is. These objects may be sensitive
* to the current input of the view, or ignore
* it and always show the same content
* (like Task List, for example).
*/
class ViewContentProvider implements IStructuredContentProvider {
public void inputChanged(Viewer v, Object oldInput, Object newInput) {
if(newInput instanceof String)
filename=(String)newInput;
}
public void dispose() {
}
public Object[] getElements(Object parent) {
ArrayList <String> elements=new ArrayList <String>();
BufferedReader in;
String line;
try {
in=new BufferedReader(new FileReader(filename));
}catch (Exception e) {
return new String [] {"Invalid file " + filename};
}
try {
do {
line=in.readLine();
if(line!=null)
elements.add(line);
}while(line!=null);
}catch (Exception e) {
e.printStackTrace();
}
return (String[]) elements.toArray(new String[elements.size()]);
}
}
class ViewLabelProvider extends LabelProvider implements ITableLabelProvider {
public String getColumnText(Object obj, int index) {
return getText(obj);
}
public Image getColumnImage(Object obj, int index) {
//return getImage(obj);
return null;
}
public Image getImage(Object obj) {
return PlatformUI.getWorkbench().
getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT);
}
}
/**
* The constructor.
*/
public BaseFileView() {
}
public BaseFileView(String file) {
this();
this.filename=file;
}
/**
* This is a callback that will allow us
* to create the viewer and initialize it.
*/
public void createPartControl(Composite parent) {
viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
viewer.setContentProvider(new ViewContentProvider());
viewer.setLabelProvider(new ViewLabelProvider());
viewer.setInput(filename);
}
public void setInput(String filename) {
viewer.setInput(filename);
}
/**
* Passing the focus request to the viewer's control.
*/
public void setFocus() {
viewer.getControl().setFocus();
}
}
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