Updated the Clear Selection action to work in the Decompiler

Fixes #7241

Ghidra/Debug/Debugger/src/main/java/ghidra/app/plugin/core/debug/gui/listing/DebuggerListingActionContext.java

@@ -15,7 +15,10 @@
  */
 package ghidra.app.plugin.core.debug.gui.listing;
 
+import org.apache.commons.lang3.StringUtils;
+
 import ghidra.app.context.ListingActionContext;
+import ghidra.app.plugin.core.codebrowser.CodeViewerProvider;
 import ghidra.app.plugin.core.debug.gui.action.DebuggerProgramLocationActionContext;
 import ghidra.program.util.ProgramLocation;
 import ghidra.program.util.ProgramSelection;
@@ -41,4 +44,15 @@ public class DebuggerListingActionContext extends ListingActionContext
 	public TraceProgramView getProgram() {
 		return (TraceProgramView) super.getProgram();
 	}
+
+	@Override
+	public boolean hasSelection() {
+		CodeViewerProvider provider = (CodeViewerProvider) getComponentProvider();
+		String textSelection = provider.getTextSelection();
+		if (!StringUtils.isBlank(textSelection)) {
+			return true;
+		}
+
+		return super.hasSelection();
+	}
 }

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/codebrowser/CodeBrowserSelectionPlugin.java

@@ -17,14 +17,14 @@ package ghidra.app.plugin.core.codebrowser;
 
 import javax.swing.Icon;
 
-import org.apache.commons.lang3.StringUtils;
-
 import docking.ComponentProvider;
 import docking.action.builder.ActionBuilder;
 import docking.tool.ToolConstants;
 import generic.theme.GIcon;
 import ghidra.app.CorePluginPackage;
 import ghidra.app.context.ListingActionContext;
+import ghidra.app.context.NavigatableActionContext;
+import ghidra.app.nav.Navigatable;
 import ghidra.app.plugin.PluginCategoryNames;
 import ghidra.app.plugin.core.codebrowser.SelectEndpointsAction.RangeEndpoint;
 import ghidra.app.plugin.core.table.TableComponentProvider;
@@ -95,11 +95,13 @@ public class CodeBrowserSelectionPlugin extends Plugin {
 				.menuPath(ToolConstants.MENU_SELECTION, "&Clear Selection")
 				.menuGroup(SELECT_GROUP, "b")
 				.helpLocation(new HelpLocation(HelpTopics.SELECTION, "Clear Selection"))
-				.withContext(ListingActionContext.class, true)
+				.withContext(NavigatableActionContext.class, true)
 				.inWindow(ActionBuilder.When.CONTEXT_MATCHES)
-				.enabledWhen(c -> hasSelection(c))
-				.onAction(c -> ((CodeViewerProvider) c.getComponentProvider())
-						.setSelection(new ProgramSelection()))
+				.enabledWhen(NavigatableActionContext::hasSelection)
+				.onAction(c -> {
+					Navigatable n = c.getNavigatable();
+					n.setSelection(new ProgramSelection());
+				})
 				.buildAndInstall(tool);
 
 		new ActionBuilder("Select Complement", getName())
@@ -203,20 +205,6 @@ public class CodeBrowserSelectionPlugin extends Plugin {
 		return provider instanceof CodeViewerProvider;
 	}
 
-	private boolean hasSelection(ListingActionContext c) {
-		if (!hasCodeViewer(c)) {
-			return false;
-		}
-
-		if (c.hasSelection()) {
-			return true;
-		}
-
-		CodeViewerProvider provider = (CodeViewerProvider) c.getComponentProvider();
-		String textSelection = provider.getTextSelection();
-		return !StringUtils.isBlank(textSelection);
-	}
-
 	private GhidraProgramTableModel<Address> createTableModel(Program program,
 			CodeUnitIterator iterator, ProgramSelection selection) {
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/codebrowser/CodeViewerActionContext.java

@@ -15,6 +15,8 @@
  */
 package ghidra.app.plugin.core.codebrowser;
 
+import org.apache.commons.lang3.StringUtils;
+
 import ghidra.app.context.ListingActionContext;
 import ghidra.program.util.ProgramLocation;
 
@@ -27,4 +29,15 @@ public class CodeViewerActionContext extends ListingActionContext {
 	public CodeViewerActionContext(CodeViewerProvider provider, ProgramLocation location) {
 		super(provider, provider, location);
 	}
+
+	@Override
+	public boolean hasSelection() {
+		CodeViewerProvider provider = (CodeViewerProvider) getComponentProvider();
+		String textSelection = provider.getTextSelection();
+		if (!StringUtils.isBlank(textSelection)) {
+			return true;
+		}
+
+		return super.hasSelection();
+	}
 }

Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/DecompilerActionContext.java

@@ -15,6 +15,8 @@
  */
 package ghidra.app.plugin.core.decompile;
 
+import org.apache.commons.lang3.StringUtils;
+
 import ghidra.app.context.NavigatableActionContext;
 import ghidra.app.context.RestrictedAddressSetContext;
 import ghidra.app.decompiler.*;
@@ -147,6 +149,18 @@ public class DecompilerActionContext extends NavigatableActionContext
 		getComponentProvider().getController().setStatusMessage(msg);
 	}
 
+	@Override
+	public boolean hasSelection() {
+
+		DecompilerProvider provider = getComponentProvider();
+		String textSelection = provider.getTextSelection();
+		if (!StringUtils.isBlank(textSelection)) {
+			return true;
+		}
+
+		return super.hasSelection();
+	}
+
 	// allows this Decompiler action context to signal the location is on a function
 	@Override
 	protected Function getFunctionForLocation() {

Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/DecompilerProvider.java

@@ -33,6 +33,7 @@ import ghidra.GhidraOptions;
 import ghidra.app.decompiler.*;
 import ghidra.app.decompiler.component.*;
 import ghidra.app.decompiler.component.margin.DecompilerMarginProvider;
+import ghidra.app.events.ProgramSelectionPluginEvent;
 import ghidra.app.nav.*;
 import ghidra.app.plugin.core.decompile.actions.*;
 import ghidra.app.services.*;
@@ -435,6 +436,20 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
 		}
 
 		clipboardProvider.setSelection(selection);
+		notifySelectionChanged(selection);
+	}
+
+	private void notifySelectionChanged(ProgramSelection selection) {
+		if (!isConnected()) {
+			return;
+		}
+
+		if (selection == null) {
+			return;
+		}
+
+		plugin.firePluginEvent(
+			new ProgramSelectionPluginEvent(plugin.getName(), selection, getProgram()));
 	}
 
 	@Override

Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/action/FunctionGraphEditableVertexLocationActionContext.java

@@ -4,9 +4,9 @@
  * 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.
@@ -15,13 +15,15 @@
  */
 package ghidra.app.plugin.core.functiongraph.action;
 
+import java.util.Set;
+
+import org.apache.commons.lang3.StringUtils;
+
 import ghidra.app.context.ListingActionContext;
 import ghidra.app.context.RestrictedAddressSetContext;
 import ghidra.app.plugin.core.functiongraph.FGProvider;
 import ghidra.app.plugin.core.functiongraph.graph.vertex.FGVertex;
 
-import java.util.Set;
-
 public class FunctionGraphEditableVertexLocationActionContext extends ListingActionContext
 		implements FunctionGraphVertexLocationContextIf, RestrictedAddressSetContext {
 
@@ -52,4 +54,15 @@ public class FunctionGraphEditableVertexLocationActionContext extends ListingAct
 	public Set<FGVertex> getSelectedVertices() {
 		return vertexInfo.getSelectedVertices();
 	}
+
+	@Override
+	public boolean hasSelection() {
+		FGProvider provider = (FGProvider) getComponentProvider();
+		String textSelection = provider.getTextSelection();
+		if (!StringUtils.isBlank(textSelection)) {
+			return true;
+		}
+
+		return super.hasSelection();
+	}
 }