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Merge remote-tracking branch 'origin/GP-3047-dragonmacher-fg-exception'

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(Closes #4916)
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Ryan Kurtz
2023-01-25 07:47:20 -05:00
parent 98ab3aec4c 5da5ec3b6d
commit 3073268203
1 changed files with 13 additions and 9 deletions
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Ghidra/Framework/Graph/src/main/java/ghidra/graph/VisualGraphComponentProvider.java
+13 -9
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@@ -33,11 +33,11 @@ import ghidra.graph.viewer.event.mouse.VertexMouseInfo;
* A base component provider for displaying {@link VisualGraph}s * A base component provider for displaying {@link VisualGraph}s
* *
* <p>This class will provide many optional sub-features, enabled as desired by calling the * <p>This class will provide many optional sub-features, enabled as desired by calling the
* various <code>addXyzFeature()</code> methods. * various <code>addXyzFeature()</code> methods.
* *
* <p>Implementation Notes: to get full functionality, you must: * <p>Implementation Notes: to get full functionality, you must:
* <ul> * <ul>
* <li>Have your plugin call {@link #readConfigState(SaveState)} and * <li>Have your plugin call {@link #readConfigState(SaveState)} and
* {@link #writeConfigState(SaveState)} to save user settings. * {@link #writeConfigState(SaveState)} to save user settings.
* </li> * </li>
* <li>Enable features you desire after calling your {@link #addToTool()} method. * <li>Enable features you desire after calling your {@link #addToTool()} method.
@@ -49,9 +49,9 @@ import ghidra.graph.viewer.event.mouse.VertexMouseInfo;
* @param <G> the graph type * @param <G> the graph type
*/ */
//@formatter:off //@formatter:off
public abstract class VisualGraphComponentProvider<V extends VisualVertex, public abstract class VisualGraphComponentProvider<V extends VisualVertex,
E extends VisualEdge<V>, E extends VisualEdge<V>,
G extends VisualGraph<V, E>> G extends VisualGraph<V, E>>
extends ComponentProvider { extends ComponentProvider {
//@formatter:on //@formatter:on
@@ -104,6 +104,10 @@ public abstract class VisualGraphComponentProvider<V extends VisualVertex,
public Set<V> getSelectedVertices() { public Set<V> getSelectedVertices() {
VisualGraphView<V, E, G> view = getView(); VisualGraphView<V, E, G> view = getView();
VisualizationViewer<V, E> viewer = view.getPrimaryGraphViewer(); VisualizationViewer<V, E> viewer = view.getPrimaryGraphViewer();
if (viewer == null) {
// we have seen this happen on some systems; timing issue?
return Collections.emptySet();
}
PickedState<V> pickedState = viewer.getPickedVertexState(); PickedState<V> pickedState = viewer.getPickedVertexState();
return pickedState.getPicked(); return pickedState.getPicked();
} }
@@ -127,7 +131,7 @@ public abstract class VisualGraphComponentProvider<V extends VisualVertex,
//================================================================================================== //==================================================================================================
// Featurette Methods // Featurette Methods
//================================================================================================== //==================================================================================================
/** /**
* Adds the satellite viewer functionality to this provider * Adds the satellite viewer functionality to this provider
@@ -164,14 +168,14 @@ public abstract class VisualGraphComponentProvider<V extends VisualVertex,
Undo/redo for graph operations (delete; group/ungroup; move) Undo/redo for graph operations (delete; group/ungroup; move)
-rapid pressing will shortcut items -rapid pressing will shortcut items
-undo/redo allows us to prune nodes -undo/redo allows us to prune nodes
--how to maintain old nodes/edges? (FilteringVisualGraph) --how to maintain old nodes/edges? (FilteringVisualGraph)
*/ */
//================================================================================================== //==================================================================================================
// Provider Methods // Provider Methods
//================================================================================================== //==================================================================================================
/** /**
* To be called at the end of this provider's lifecycle * To be called at the end of this provider's lifecycle