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-rw-r--r--bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/OverlayPreferenceStore.java94
1 files changed, 47 insertions, 47 deletions
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/OverlayPreferenceStore.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/OverlayPreferenceStore.java
index f0e7320a2..afc30e194 100644
--- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/OverlayPreferenceStore.java
+++ b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/OverlayPreferenceStore.java
@@ -19,58 +19,58 @@ import org.eclipse.jface.util.PropertyChangeEvent;
* An overlaying preference store.
*/
public class OverlayPreferenceStore implements IPreferenceStore {
-
-
+
+
public static final class TypeDescriptor {
private TypeDescriptor() {
// nothing to do
}
}
-
+
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;
}
}
-
+
private class PropertyListener implements IPropertyChangeListener {
-
+
/*
* @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent event) {
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;
-
-
+
+
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++) {
if (fOverlayKeys[i].fKey.equals(key))
@@ -78,41 +78,41 @@ public class OverlayPreferenceStore implements IPreferenceStore {
}
return null;
}
-
+
private boolean covers(String key) {
return (findOverlayKey(key) != null);
}
-
+
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;
if (BOOLEAN == d) {
-
+
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);
if (targetValue != originValue)
target.setValue(key.fKey, originValue);
-
+
} else if (FLOAT == d) {
-
+
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);
@@ -136,97 +136,97 @@ public class OverlayPreferenceStore implements IPreferenceStore {
}
}
-
+
public void propagate() {
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;
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++)
loadProperty(fParent, fOverlayKeys[i], fStore, true);
}
-
+
public void loadDefaults() {
for (int i= 0; i < fOverlayKeys.length; i++)
setToDefault(fOverlayKeys[i].fKey);
}
-
+
public void start() {
if (fPropertyListener == null) {
fPropertyListener= new PropertyListener();
fParent.addPropertyChangeListener(fPropertyListener);
}
}
-
+
public void stop() {
if (fPropertyListener != null) {
fParent.removePropertyChangeListener(fPropertyListener);
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)
*/
@@ -240,7 +240,7 @@ public class OverlayPreferenceStore implements IPreferenceStore {
public boolean contains(String name) {
return fStore.contains(name);
}
-
+
/*
* @see IPreferenceStore#getBoolean(String)
*/

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