/*******************************************************************************
* Copyright (c) 2000, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.repo;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.team.internal.ccvs.core.CVSStatus;
import org.eclipse.team.internal.ccvs.core.ICVSRepositoryLocation;
import org.eclipse.team.internal.ccvs.core.connection.CVSRepositoryLocation;
import org.eclipse.team.internal.ccvs.core.util.KnownRepositories;
import org.eclipse.team.internal.ccvs.ui.*;
import org.eclipse.ui.dialogs.PropertyPage;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.ui.ide.dialogs.EncodingFieldEditor;
import org.osgi.service.prefs.BackingStoreException;
import org.osgi.service.prefs.Preferences;
/**
* Repository preference page for setting the encoding of the server
*/
public class RepositoryEncodingPropertyPage extends PropertyPage implements IPropertyChangeListener {
private static final int LABEL_WIDTH_HINT = 400;
private EncodingFieldEditor encoding;
private ICVSRepositoryLocation location;
public class OSGIPreferenceStore implements IPreferenceStore {
private Preferences preferences, defaults;
private boolean dirty;
/**
* Create a wrapper for the given OSGI preferences node
* @param preferences an OSGI preferences node
*/
public OSGIPreferenceStore(Preferences preferences, Preferences defaults) {
this.preferences = preferences;
this.defaults = defaults;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#addPropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
*/
public void addPropertyChangeListener(IPropertyChangeListener listener) {
// TODO Auto-generated method stub
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#removePropertyChangeListener(org.eclipse.jface.util.IPropertyChangeListener)
*/
public void removePropertyChangeListener(IPropertyChangeListener listener) {
// TODO Auto-generated method stub
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#firePropertyChangeEvent(java.lang.String, java.lang.Object, java.lang.Object)
*/
public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
// TODO Auto-generated method stub
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#contains(java.lang.String)
*/
public boolean contains(String name) {
try {
String[] keys = preferences.keys();
for (int i = 0; i < keys.length; i++) {
String string = keys[i];
if (string.equals(name)) {
return true;
}
}
return false;
} catch (BackingStoreException e) {
CVSUIPlugin.log(new CVSStatus(IStatus.ERROR, Policy.bind("internal"), e)); //$NON-NLS-1$
return false;
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getBoolean(java.lang.String)
*/
public boolean getBoolean(String name) {
return preferences.getBoolean(name, getDefaultBoolean(name));
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultBoolean(java.lang.String)
*/
public boolean getDefaultBoolean(String name) {
if (defaults != null) {
return defaults.getBoolean(name, false);
}
return false;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultDouble(java.lang.String)
*/
public double getDefaultDouble(String name) {
if (defaults != null) {
return defaults.getDouble(name, 0);
}
return 0;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultFloat(java.lang.String)
*/
public float getDefaultFloat(String name) {
if (defaults != null) {
return defaults.getFloat(name, 0);
}
return 0;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultInt(java.lang.String)
*/
public int getDefaultInt(String name) {
if (defaults != null) {
return defaults.getInt(name, 0);
}
return 0;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultLong(java.lang.String)
*/
public long getDefaultLong(String name) {
if (defaults != null) {
return defaults.getLong(name, 0);
}
return 0;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDefaultString(java.lang.String)
*/
public String getDefaultString(String name) {
if (defaults != null) {
return defaults.get(name, null);
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getDouble(java.lang.String)
*/
public double getDouble(String name) {
return preferences.getDouble(name, getDefaultDouble(name));
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getFloat(java.lang.String)
*/
public float getFloat(String name) {
return preferences.getFloat(name, getDefaultFloat(name));
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getInt(java.lang.String)
*/
public int getInt(String name) {
return preferences.getInt(name, getDefaultInt(name));
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getLong(java.lang.String)
*/
public long getLong(String name) {
return preferences.getLong(name, getDefaultLong(name));
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#getString(java.lang.String)
*/
public String getString(String name) {
return preferences.get(name, getDefaultString(name));
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#isDefault(java.lang.String)
*/
public boolean isDefault(String name) {
return !contains(name);
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#needsSaving()
*/
public boolean needsSaving() {
return dirty;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#putValue(java.lang.String, java.lang.String)
*/
public void putValue(String name, String value) {
preferences.put(name, value);
dirty = true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String, double)
*/
public void setDefault(String name, double value) {
// Defaults cannot be set this way
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String, float)
*/
public void setDefault(String name, float value) {
// Defaults cannot be set this way
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String, int)
*/
public void setDefault(String name, int value) {
// Defaults cannot be set this way
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String, long)
*/
public void setDefault(String name, long value) {
// Defaults cannot be set this way
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String, java.lang.String)
*/
public void setDefault(String name, String defaultObject) {
// Defaults cannot be set this way
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setDefault(java.lang.String, boolean)
*/
public void setDefault(String name, boolean value) {
// Defaults cannot be set this way
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setToDefault(java.lang.String)
*/
public void setToDefault(String name) {
preferences.remove(name);
dirty = true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String, double)
*/
public void setValue(String name, double value) {
preferences.putDouble(name, value);
dirty = true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String, float)
*/
public void setValue(String name, float value) {
preferences.putFloat(name, value);
dirty = true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String, int)
*/
public void setValue(String name, int value) {
preferences.putInt(name, value);
dirty = true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String, long)
*/
public void setValue(String name, long value) {
preferences.putLong(name, value);
dirty = true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String, java.lang.String)
*/
public void setValue(String name, String value) {
putValue(name, value);
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferenceStore#setValue(java.lang.String, boolean)
*/
public void setValue(String name, boolean value) {
preferences.putBoolean(name, value);
dirty = true;
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
*/
protected Control createContents(Composite parent) {
initialize();
Composite composite = new Composite(parent, SWT.NULL);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
GridLayout layout = new GridLayout();
composite.setLayout(layout);
createWrappingLabel(composite, Policy.bind("RepositoryEncodingPropertyPage.2"), 1); //$NON-NLS-1$
encoding = new EncodingFieldEditor(CVSRepositoryLocation.PREF_SERVER_ENCODING, Policy.bind("RepositoryEncodingPropertyPage.3"), composite); //$NON-NLS-1$
encoding.setPreferencePage(this);
encoding.setPreferenceStore(getLocationPreferenceStore());
encoding.load();
encoding.setPropertyChangeListener(this);
createWrappingLabel(composite, Policy.bind("RepositoryEncodingPropertyPage.4"), 1); //$NON-NLS-1$
WorkbenchHelp.setHelp(getControl(), IHelpContextIds.REPOSITORY_ENCODING_PROPERTY_PAGE);
Dialog.applyDialogFont(parent);
return composite;
}
private IPreferenceStore getLocationPreferenceStore() {
return new OSGIPreferenceStore(
((CVSRepositoryLocation)location).getPreferences(),
CVSRepositoryLocation.getDefaultPreferences());
}
private void initialize() {
location = null;
IAdaptable element = getElement();
if (element instanceof ICVSRepositoryLocation) {
location = (ICVSRepositoryLocation)element;
} else {
Object adapter = element.getAdapter(ICVSRepositoryLocation.class);
if (adapter instanceof ICVSRepositoryLocation) {
location = (ICVSRepositoryLocation)adapter;
}
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent event) {
if (event.getProperty() == FieldEditor.IS_VALID) {
setValid(((Boolean)event.getNewValue()).booleanValue());
return;
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.IPreferencePage#performOk()
*/
public boolean performOk() {
if (!KnownRepositories.getInstance().isKnownRepository(location.getLocation(false))) {
// The location may have been replaced by the main properties page
MessageDialog.openInformation(getShell(), Policy.bind("RepositoryEncodingPropertyPage.0"), Policy.bind("RepositoryEncodingPropertyPage.1", location.getLocation(true))); //$NON-NLS-1$ //$NON-NLS-2$
return true;
}
encoding.store();
try {
((CVSRepositoryLocation)location).getPreferences().flush();
} catch (BackingStoreException e) {
// Log and ignore
CVSUIPlugin.log(new CVSStatus(IStatus.ERROR, Policy.bind("internal"), e)); //$NON-NLS-1$
}
return true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.PreferencePage#performDefaults()
*/
protected void performDefaults() {
super.performDefaults();
encoding.loadDefault();
}
private Label createWrappingLabel(Composite parent, String text, int horizontalSpan) {
Label label = new Label(parent, SWT.LEFT | SWT.WRAP);
label.setText(text);
label.setFont(parent.getFont());
GridData data = new GridData();
data.horizontalSpan = horizontalSpan;
data.horizontalAlignment = GridData.FILL;
data.grabExcessHorizontalSpace = true;
data.widthHint = LABEL_WIDTH_HINT;
label.setLayoutData(data);
return label;
}
}
