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/**********************************************************************
* Copyright (c) 2005, 2007 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
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.ui.preferences;
import java.util.ArrayList;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.CDOM;
import org.eclipse.cdt.core.parser.CodeReaderCache;
import org.eclipse.cdt.core.parser.ICodeReaderCache;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.core.runtime.Preferences;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
/**
* @author dsteffle
* @deprecated the one preference found on the page was moved to the
* indexer preference page.
*/
@Deprecated
public class CParserPreferencePage extends PreferencePage implements
IWorkbenchPreferencePage {
protected OverlayPreferenceStore fOverlayStore;
private Text bufferTextControl;
public CParserPreferencePage(){
setPreferenceStore(CUIPlugin.getDefault().getPreferenceStore());
fOverlayStore = createOverlayStore();
}
private OverlayPreferenceStore createOverlayStore() {
ArrayList overlayKeys = new ArrayList();
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.STRING, CodeReaderCache.CODE_READER_BUFFER));
OverlayPreferenceStore.OverlayKey[] keys = new OverlayPreferenceStore.OverlayKey[overlayKeys.size()];
overlayKeys.toArray(keys);
return new OverlayPreferenceStore(getPreferenceStore(), keys);
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
*/
@Override
protected Control createContents(Composite parent) {
fOverlayStore.load();
fOverlayStore.start();
initializeDialogUnits(parent);
Composite result= new Composite(parent, SWT.NONE);
GridLayout layout= new GridLayout();
layout.marginHeight= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
layout.marginWidth= 0;
layout.verticalSpacing= convertVerticalDLUsToPixels(10);
layout.horizontalSpacing= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
result.setLayout(layout);
Group bufferGroup= new Group(result, SWT.NONE);
bufferGroup.setLayout(new GridLayout());
bufferGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
bufferGroup.setText(PreferencesMessages.CBufferPreferences_CodeReaderBuffer_CodeReaderBufferGroup);
bufferTextControl = (Text) addTextField( bufferGroup, PreferencesMessages.CBufferPreferences_CodeReaderBuffer_Size,6,0);
initialize();
return result;
}
private void initialize(){
bufferTextControl.setText(fOverlayStore.getString(CodeReaderCache.CODE_READER_BUFFER));
}
/* (non-Javadoc)
* @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
*/
public void init(IWorkbench workbench) {
// TODO Auto-generated method stub
}
private Control addTextField(Composite composite, String label, int textLimit, int indentation) {
Label labelControl = new Label(composite, SWT.NONE);
labelControl.setText(label);
GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = indentation;
labelControl.setLayoutData(gd);
Text textControl = new Text(composite, SWT.BORDER | SWT.SINGLE);
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.widthHint = convertWidthInCharsToPixels(textLimit + 1);
textControl.setLayoutData(gd);
textControl.setTextLimit(textLimit);
return textControl;
}
/*
* @see IPreferencePage#performOk()
*/
@Override
public boolean performOk() {
Preferences prefs = CCorePlugin.getDefault().getPluginPreferences();
String bufferSize = bufferTextControl.getText();
fOverlayStore.setValue(CodeReaderCache.CODE_READER_BUFFER, bufferSize);
prefs.setValue(CodeReaderCache.CODE_READER_BUFFER, bufferSize);
ICodeReaderCache cache = CDOM.getInstance().getCodeReaderFactory(CDOM.PARSE_SAVED_RESOURCES).getCodeReaderCache();
if (cache instanceof CodeReaderCache) {
try {
// Check the string number
int size = Integer.parseInt(bufferSize);
if (size >= 0) {
((CodeReaderCache)cache).setCacheSize(size);
} else {
((CodeReaderCache)cache).setCacheSize(CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB);
prefs.setValue(CodeReaderCache.CODE_READER_BUFFER, CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB);
fOverlayStore.setValue(CodeReaderCache.CODE_READER_BUFFER, CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB);
}
} catch (NumberFormatException ex){
((CodeReaderCache)cache).setCacheSize(CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB);
prefs.setValue(CodeReaderCache.CODE_READER_BUFFER, CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB);
fOverlayStore.setValue(CodeReaderCache.CODE_READER_BUFFER, CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB);
}
}
fOverlayStore.propagate();
CCorePlugin.getDefault().savePluginPreferences();
return true;
}
/**
* @param store
*/
public static void initDefaults(IPreferenceStore store) {
store.setDefault(CodeReaderCache.CODE_READER_BUFFER,CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB_STRING);
}
/*
* @see PreferencePage#performDefaults()
*/
@Override
protected void performDefaults() {
fOverlayStore.loadDefaults();
initialize();
super.performDefaults();
}
}
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