GP-2067: Implement header renderer override and add cursor to ModelProvider's Plot columns

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/AbstractDynamicTableColumn.java

@@ -120,6 +120,11 @@ public abstract class AbstractDynamicTableColumn<ROW_TYPE, COLUMN_TYPE, DATA_SOU
 		return null;
 	}
 
+	@Override
+	public GTableHeaderRenderer getHeaderRenderer() {
+		return null;
+	}
+
 	private void configureDefaultSettings() {
 		defaultSettingsDefinitions = NO_SETTINGS_DEFINITIONS;
 		Class<COLUMN_TYPE> columnClass = getColumnClass();

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/ConfigurableColumnTableModel.java

@@ -66,4 +66,12 @@ public interface ConfigurableColumnTableModel extends TableModel {
 	 * @return the renderer
 	 */
 	public TableCellRenderer getRenderer(int columnIndex);
+
+	/**
+	 * Returns the header cell renderer for the given column
+	 * @param columnIndex the index of the column
+	 * @return the renderer
+	 * @return
+	 */
+	public TableCellRenderer getHeaderRenderer(int columnIndex);
 }

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/DynamicTableColumn.java

@@ -97,6 +97,16 @@ public interface DynamicTableColumn<ROW_TYPE, COLUMN_TYPE, DATA_SOURCE> {
 	 */
 	public GColumnRenderer<COLUMN_TYPE> getColumnRenderer();
 
+	/**
+	 * Returns the optional header renderer for this column; null if no renderer is used.
+	 * 
+	 * <P>
+	 * This method allows columns to define custom header rendering.
+	 * 
+	 * @return the renderer
+	 */
+	public GTableHeaderRenderer getHeaderRenderer();
+
 	/**
 	 * Returns a list of settings definitions for this field.
 	 * 

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GDynamicColumnTableModel.java

@@ -540,6 +540,19 @@ public abstract class GDynamicColumnTableModel<ROW_TYPE, DATA_SOURCE>
 		return tableColumns.get(index).getColumnRenderer();
 	}
 
+	/**
+	 * Gets the special header cell renderer for the specified table field column. A null value
+	 * indicates that this column uses a default header renderer.
+	 *
+	 * @param index the model column index
+	 * @return a table cell renderer for this field's header. Otherwise, null if a default renderer
+	 *         should be used.
+	 */
+	@Override
+	public TableCellRenderer getHeaderRenderer(int index) {
+		return tableColumns.get(index).getHeaderRenderer();
+	}
+
 	/**
 	 * Gets the maximum number of text display lines needed for any given cell within the specified
 	 * column.

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GTable.java

@@ -692,6 +692,13 @@ public class GTable extends JTable {
 			addColumn(newColumn);
 		}
 
+		for (int i = 0; i < columnCount; i++ ) {
+			TableCellRenderer headerRenderer = getHeaderRendererOverride(i);
+			if (headerRenderer != null) {
+				tableColumnModel.getColumn(i).setHeaderRenderer(headerRenderer);
+			}
+		}
+
 		tableColumnModel.setEventsEnabled(wasEnabled);
 	}
 
@@ -890,6 +897,26 @@ public class GTable extends JTable {
 		return super.getCellRenderer(row, col);
 	}
 
+	/**
+	 * Performs custom work to locate header renderers for special table model types.  The headers
+	 * are located and installed at the time the table's model is set.
+	 * 
+	 * @param row the row
+	 * @param col the column
+	 * @return the header cell renderer
+	 */
+	public final TableCellRenderer getHeaderRendererOverride(int col) {
+		ConfigurableColumnTableModel configurableModel = getConfigurableColumnTableModel();
+		if (configurableModel != null) {
+			int modelIndex = convertColumnIndexToModel(col);
+			TableCellRenderer renderer = configurableModel.getHeaderRenderer(modelIndex);
+			if (renderer != null) {
+				return renderer;
+			}
+		}
+		return null;
+	}
+
 	/**
 	 * If you just begin typing into an editable cell in a JTable, then the cell editor will be 
 	 * displayed. However, the editor component will not have a focus. This method has been 

Ghidra/Framework/Docking/src/main/java/docking/widgets/table/MappedTableColumn.java

@@ -99,6 +99,11 @@ public class MappedTableColumn<ROW_TYPE, EXPECTED_ROW_TYPE, COLUMN_TYPE, DATA_SO
 		return tableColumn.getColumnRenderer();
 	}
 
+	@Override
+	public GTableHeaderRenderer getHeaderRenderer() {
+		return tableColumn.getHeaderRenderer();
+	}
+
 	@Override
 	public SettingsDefinition[] getSettingsDefinitions() {
 		return tableColumn.getSettingsDefinitions();