* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
-
+
package net.sourceforge.phpdt.internal.ui.preferences;
import org.eclipse.jface.preference.IPreferenceStore;
/**
* An overlaying preference store.
*/
-public class OverlayPreferenceStore implements IPreferenceStore {
-
-
+public class OverlayPreferenceStore implements IPreferenceStore {
+
public static final class TypeDescriptor {
private TypeDescriptor() {
}
}
-
- public static final TypeDescriptor BOOLEAN= new TypeDescriptor();
- public static final TypeDescriptor DOUBLE= new TypeDescriptor();
- public static final TypeDescriptor FLOAT= new TypeDescriptor();
- public static final TypeDescriptor INT= new TypeDescriptor();
- public static final TypeDescriptor LONG= new TypeDescriptor();
- public static final TypeDescriptor STRING= new TypeDescriptor();
-
+
+ public static final TypeDescriptor BOOLEAN = new TypeDescriptor();
+
+ public static final TypeDescriptor DOUBLE = new TypeDescriptor();
+
+ public static final TypeDescriptor FLOAT = new TypeDescriptor();
+
+ public static final TypeDescriptor INT = new TypeDescriptor();
+
+ public static final TypeDescriptor LONG = new TypeDescriptor();
+
+ public static final TypeDescriptor STRING = new TypeDescriptor();
+
public static class OverlayKey {
-
+
TypeDescriptor fDescriptor;
+
String fKey;
-
+
public OverlayKey(TypeDescriptor descriptor, String key) {
- fDescriptor= descriptor;
- fKey= key;
+ fDescriptor = descriptor;
+ fKey = key;
}
}
-
+
private class PropertyListener implements IPropertyChangeListener {
-
+
/*
* @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent event) {
- OverlayKey key= findOverlayKey(event.getProperty());
+ OverlayKey key = findOverlayKey(event.getProperty());
if (key != null)
- propagateProperty(fParent, key, fStore);
+ propagateProperty(fParent, key, fStore);
}
}
-
-
+
private IPreferenceStore fParent;
+
private IPreferenceStore fStore;
+
private OverlayKey[] fOverlayKeys;
-
+
private PropertyListener fPropertyListener;
+
private boolean fLoaded;
-
-
- public OverlayPreferenceStore(IPreferenceStore parent, OverlayKey[] overlayKeys) {
- fParent= parent;
- fOverlayKeys= overlayKeys;
- fStore= new PreferenceStore();
- }
-
+
+ public OverlayPreferenceStore(IPreferenceStore parent,
+ OverlayKey[] overlayKeys) {
+ fParent = parent;
+ fOverlayKeys = overlayKeys;
+ fStore = new PreferenceStore();
+ }
+
private OverlayKey findOverlayKey(String key) {
- for (int i= 0; i < fOverlayKeys.length; i++) {
+ for (int i = 0; i < fOverlayKeys.length; i++) {
if (fOverlayKeys[i].fKey.equals(key))
return fOverlayKeys[i];
}
return null;
}
-
+
private boolean covers(String key) {
return (findOverlayKey(key) != null);
}
-
- private void propagateProperty(IPreferenceStore orgin, OverlayKey key, IPreferenceStore target) {
-
+
+ private void propagateProperty(IPreferenceStore orgin, OverlayKey key,
+ IPreferenceStore target) {
+
if (orgin.isDefault(key.fKey)) {
if (!target.isDefault(key.fKey))
target.setToDefault(key.fKey);
return;
}
-
- TypeDescriptor d= key.fDescriptor;
+
+ TypeDescriptor d = key.fDescriptor;
if (BOOLEAN == d) {
-
- boolean originValue= orgin.getBoolean(key.fKey);
- boolean targetValue= target.getBoolean(key.fKey);
+
+ boolean originValue = orgin.getBoolean(key.fKey);
+ boolean targetValue = target.getBoolean(key.fKey);
if (targetValue != originValue)
target.setValue(key.fKey, originValue);
-
+
} else if (DOUBLE == d) {
-
- double originValue= orgin.getDouble(key.fKey);
- double targetValue= target.getDouble(key.fKey);
+
+ double originValue = orgin.getDouble(key.fKey);
+ double targetValue = target.getDouble(key.fKey);
if (targetValue != originValue)
target.setValue(key.fKey, originValue);
-
+
} else if (FLOAT == d) {
-
- float originValue= orgin.getFloat(key.fKey);
- float targetValue= target.getFloat(key.fKey);
+
+ float originValue = orgin.getFloat(key.fKey);
+ float targetValue = target.getFloat(key.fKey);
if (targetValue != originValue)
target.setValue(key.fKey, originValue);
-
+
} else if (INT == d) {
- int originValue= orgin.getInt(key.fKey);
- int targetValue= target.getInt(key.fKey);
+ int originValue = orgin.getInt(key.fKey);
+ int targetValue = target.getInt(key.fKey);
if (targetValue != originValue)
target.setValue(key.fKey, originValue);
} else if (LONG == d) {
- long originValue= orgin.getLong(key.fKey);
- long targetValue= target.getLong(key.fKey);
+ long originValue = orgin.getLong(key.fKey);
+ long targetValue = target.getLong(key.fKey);
if (targetValue != originValue)
target.setValue(key.fKey, originValue);
} else if (STRING == d) {
- String originValue= orgin.getString(key.fKey);
- String targetValue= target.getString(key.fKey);
- if (targetValue != null && originValue != null && !targetValue.equals(originValue))
+ String originValue = orgin.getString(key.fKey);
+ String targetValue = target.getString(key.fKey);
+ if (targetValue != null && originValue != null
+ && !targetValue.equals(originValue))
target.setValue(key.fKey, originValue);
}
}
-
+
public void propagate() {
- for (int i= 0; i < fOverlayKeys.length; i++)
+ for (int i = 0; i < fOverlayKeys.length; i++)
propagateProperty(fStore, fOverlayKeys[i], fParent);
}
-
- private void loadProperty(IPreferenceStore orgin, OverlayKey key, IPreferenceStore target, boolean forceInitialization) {
- TypeDescriptor d= key.fDescriptor;
+
+ private void loadProperty(IPreferenceStore orgin, OverlayKey key,
+ IPreferenceStore target, boolean forceInitialization) {
+ TypeDescriptor d = key.fDescriptor;
if (BOOLEAN == d) {
-
+
if (forceInitialization)
target.setValue(key.fKey, true);
target.setValue(key.fKey, orgin.getBoolean(key.fKey));
target.setDefault(key.fKey, orgin.getDefaultBoolean(key.fKey));
-
+
} else if (DOUBLE == d) {
-
+
if (forceInitialization)
target.setValue(key.fKey, 1.0D);
target.setValue(key.fKey, orgin.getDouble(key.fKey));
target.setDefault(key.fKey, orgin.getDefaultDouble(key.fKey));
-
+
} else if (FLOAT == d) {
-
+
if (forceInitialization)
target.setValue(key.fKey, 1.0F);
target.setValue(key.fKey, orgin.getFloat(key.fKey));
target.setDefault(key.fKey, orgin.getDefaultFloat(key.fKey));
-
+
} else if (INT == d) {
-
+
if (forceInitialization)
target.setValue(key.fKey, 1);
target.setValue(key.fKey, orgin.getInt(key.fKey));
target.setDefault(key.fKey, orgin.getDefaultInt(key.fKey));
-
+
} else if (LONG == d) {
-
+
if (forceInitialization)
target.setValue(key.fKey, 1L);
target.setValue(key.fKey, orgin.getLong(key.fKey));
target.setDefault(key.fKey, orgin.getDefaultLong(key.fKey));
-
+
} else if (STRING == d) {
-
+
if (forceInitialization)
target.setValue(key.fKey, "1"); //$NON-NLS-1$
target.setValue(key.fKey, orgin.getString(key.fKey));
target.setDefault(key.fKey, orgin.getDefaultString(key.fKey));
-
+
}
}
-
+
public void load() {
- for (int i= 0; i < fOverlayKeys.length; i++)
+ for (int i = 0; i < fOverlayKeys.length; i++)
loadProperty(fParent, fOverlayKeys[i], fStore, true);
-
- fLoaded= true;
-
+
+ fLoaded = true;
+
}
-
+
public void loadDefaults() {
- for (int i= 0; i < fOverlayKeys.length; i++)
+ for (int i = 0; i < fOverlayKeys.length; i++)
setToDefault(fOverlayKeys[i].fKey);
}
-
+
public void start() {
if (fPropertyListener == null) {
- fPropertyListener= new PropertyListener();
+ fPropertyListener = new PropertyListener();
fParent.addPropertyChangeListener(fPropertyListener);
}
}
-
+
public void stop() {
- if (fPropertyListener != null) {
+ if (fPropertyListener != null) {
fParent.removePropertyChangeListener(fPropertyListener);
- fPropertyListener= null;
+ fPropertyListener = null;
}
}
-
+
/*
* @see IPreferenceStore#addPropertyChangeListener(IPropertyChangeListener)
*/
public void addPropertyChangeListener(IPropertyChangeListener listener) {
fStore.addPropertyChangeListener(listener);
}
-
+
/*
* @see IPreferenceStore#removePropertyChangeListener(IPropertyChangeListener)
*/
public void removePropertyChangeListener(IPropertyChangeListener listener) {
fStore.removePropertyChangeListener(listener);
}
-
+
/*
* @see IPreferenceStore#firePropertyChangeEvent(String, Object, Object)
*/
- public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
+ public void firePropertyChangeEvent(String name, Object oldValue,
+ Object newValue) {
fStore.firePropertyChangeEvent(name, oldValue, newValue);
}
public boolean contains(String name) {
return fStore.contains(name);
}
-
+
/*
* @see IPreferenceStore#getBoolean(String)
*/
/**
* The keys to add to the list of overlay keys.
* <p>
- * Note: This method must be called before {@link #load()} is called.
+ * Note: This method must be called before {@link #load()} is called.
* </p>
*
* @param keys
public void addKeys(OverlayKey[] keys) {
Assert.isTrue(!fLoaded);
Assert.isNotNull(keys);
-
- int overlayKeysLength= fOverlayKeys.length;
- OverlayKey[] result= new OverlayKey[keys.length + overlayKeysLength];
-
- for (int i= 0, length= overlayKeysLength; i < length; i++)
- result[i]= fOverlayKeys[i];
-
- for (int i= 0, length= keys.length; i < length; i++)
- result[overlayKeysLength + i]= keys[i];
-
- fOverlayKeys= result;
-
+
+ int overlayKeysLength = fOverlayKeys.length;
+ OverlayKey[] result = new OverlayKey[keys.length + overlayKeysLength];
+
+ for (int i = 0, length = overlayKeysLength; i < length; i++)
+ result[i] = fOverlayKeys[i];
+
+ for (int i = 0, length = keys.length; i < length; i++)
+ result[overlayKeysLength + i] = keys[i];
+
+ fOverlayKeys = result;
+
if (fLoaded)
load();
}
git://git.phpeclipse.com / phpeclipse.git / blobdiff