/* ### * IP: GHIDRA * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ghidra.app.plugin.core.label; import java.awt.event.KeyEvent; import javax.swing.KeyStroke; import docking.action.*; import ghidra.app.context.ListingActionContext; import ghidra.app.context.ListingContextAction; import ghidra.program.database.symbol.CodeSymbol; import ghidra.program.database.symbol.FunctionSymbol; import ghidra.program.model.symbol.SourceType; import ghidra.program.model.symbol.Symbol; /** * <CODE>RemoveLabelAction</CODE> allows the user to remove a label. */ class RemoveLabelAction extends ListingContextAction { private LabelMgrPlugin plugin; private static final String[] POPUP_PATH = { "Remove Label" }; private static final KeyStroke KEYBINDING = KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0); /** * Creates a new instance of the action. * * @param plugin Label Manager Plugin instance */ RemoveLabelAction(LabelMgrPlugin plugin) { super("Remove Label", plugin.getName()); // the above sets the default (preferred) values, but not the actuals // below we indicate that the popup and keybinding are also needed setPopupMenuData(new MenuData(POPUP_PATH, null, "Label")); setKeyBindingData(new KeyBindingData(KEYBINDING)); // Set the Group this.plugin = plugin; setEnabled(true); } @Override public void actionPerformed(ListingActionContext context) { plugin.removeLabelCallback(context); } @Override public boolean isEnabledForContext(ListingActionContext context) { return !plugin.isOnExternalReference(context) && isOnSymbol(context); } boolean isOnSymbol(ListingActionContext context) { Symbol s = plugin.getSymbol(context); return ((s instanceof CodeSymbol) && !s.isDynamic()) || ((s instanceof FunctionSymbol) && s.getSource() != SourceType.DEFAULT); } /** * @see DockingAction#dispose() */ @Override public void dispose() { super.dispose(); plugin = null; } }