/* Copyright (c) 2010, Carl Burch. License information is located in the
* com.cburch.logisim.Main source code and at www.cburch.com/logisim/. */
package com.cburch.logisim.gui.main;
import java.util.HashMap;
import java.util.Map;
import com.cburch.logisim.data.Attribute;
import com.cburch.logisim.data.AttributeSet;
import com.cburch.logisim.proj.Action;
import com.cburch.logisim.proj.Project;
import com.cburch.logisim.tools.Tool;
import com.cburch.logisim.tools.key.KeyConfigurationEvent;
import com.cburch.logisim.tools.key.KeyConfigurationResult;
import static com.cburch.logisim.util.LocaleString.*;
public class ToolAttributeAction extends Action {
public static Action create(Tool tool, Attribute<?> attr, Object value) {
AttributeSet attrs = tool.getAttributeSet();
KeyConfigurationEvent e = new KeyConfigurationEvent(0, attrs, null, null);
KeyConfigurationResult r = new KeyConfigurationResult(e, attr, value);
return new ToolAttributeAction(r);
}
public static Action create(KeyConfigurationResult results) {
return new ToolAttributeAction(results);
}
private KeyConfigurationResult config;
private Map<Attribute<?>,Object> oldValues;
private ToolAttributeAction(KeyConfigurationResult config) {
this.config = config;
this.oldValues = new HashMap<Attribute<?>,Object>(2);
}
@Override
public String getName() {
return getFromLocale("changeToolAttrAction");
}
@Override
public void doIt(Project proj) {
AttributeSet attrs = config.getEvent().getAttributeSet();
Map<Attribute<?>,Object> newValues = config.getAttributeValues();
Map<Attribute<?>,Object> oldValues = new HashMap<Attribute<?>,Object>(newValues.size());
for (Map.Entry<Attribute<?>,Object> entry : newValues.entrySet()) {
@SuppressWarnings("unchecked")
Attribute<Object> attr = (Attribute<Object>) entry.getKey();
oldValues.put(attr, attrs.getValue(attr));
attrs.setValue(attr, entry.getValue());
}
this.oldValues = oldValues;
}
@Override
public void undo(Project proj) {
AttributeSet attrs = config.getEvent().getAttributeSet();
Map<Attribute<?>,Object> oldValues = this.oldValues;
for (Map.Entry<Attribute<?>,Object> entry : oldValues.entrySet()) {
@SuppressWarnings("unchecked")
Attribute<Object> attr = (Attribute<Object>) entry.getKey();
attrs.setValue(attr, entry.getValue());
}
}
}