GP-2943 changed Structure/Union editor to show hex values by default.

Ghidra/Features/Base/src/main/help/help/topics/DataTypeEditors/StructureEditor.htm

@@ -1198,25 +1198,25 @@
       </OL>
     </BLOCKQUOTE>
 
-    <H2><A name="Structure_Editor_Show_Numbers_In_Hex"></A> Showing Numbers in Hexadecimal</H2>
+    <H2><A name="Structure_Editor_Show_Numbers_In_Hex"></A> Toggling Hex/Decimal Display</H2>
 
     <BLOCKQUOTE>
       <P>The Component Table contains numeric fields such as the component's offset and length. The
       structure information area also shows the overall size and alignment of the structure. By
-      default numbers are initially shown in decimal in the Structure Editor. There is a <A href=
+      default, numbers are initially shown as hex values in the Structure Editor. There is 
-      "#StructureEditorToolOptions">tool option</A>, <B>Show Numbers In Hex</B>, that lets you
+      a <A href="#StructureEditorToolOptions">tool option</A>, <B>Show Numbers In Hex</B>, that lets
-      override the default and set whether these numbers should be displayed in hexadecimal when an
+      you override the default and set whether these numbers should be displayed as decimal or hex
-      editor is initially displayed.</P>
+      values when an editor is initially displayed.</P>
 
-      <P>There is also a toolbar menu item in the editor that allows you to immediately change
+	  <P>The hex/decimal mode can quickly be toggled using the key binding <B>Shift H</B>
-      whether the numbers are displayed in hexadecimal or decimal. Changing this only affects the
+      or the toolbar menu item in the editor. Changing this only affects the
       current editor where it is changed.</P>
 
       <P><IMG src="help/shared/note.png" alt=""> The Union Editor does not display offsets since
       they are always zero.</P>
 
-      <P>To switch between decimal and hexadecimal display of numeric values in the current
+      <P>To switch between decimal and hex display of numeric values in the current
-      editor:</P>
+      editor, press <B>Shift H</B> or use the menu action as follows:</P>
 
       <OL>
         <LI>Right mouse click on the table.</LI>

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/HexNumbersAction.java

@@ -19,6 +19,7 @@ import javax.swing.JMenuItem;
 
 import docking.ActionContext;
 import docking.DockingCheckBoxMenuItem;
+import docking.action.KeyBindingData;
 import docking.action.ToggleDockingActionIf;
 import docking.menu.DockingCheckboxMenuItemUI;
 
@@ -39,6 +40,7 @@ public class HexNumbersAction extends CompositeEditorTableAction implements Togg
 		setDescription(DESCRIPTION);
 		setEnabled(true);
 		setSelected(model.isShowingNumbersInHex());
+		setKeyBindingData(new KeyBindingData("Shift-H"));
 	}
 
 	@Override

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/editor/EditorOptionManager.java

@@ -21,19 +21,19 @@ import ghidra.framework.options.*;
 import ghidra.framework.plugintool.Plugin;
 import ghidra.util.HelpLocation;
 
-public class EditorOptionManager implements OptionsChangeListener, StructureEditorOptionManager,
+public class EditorOptionManager
-		UnionEditorOptionManager {
+		implements OptionsChangeListener, StructureEditorOptionManager, UnionEditorOptionManager {
 
 	private final static String STRUCTURE_EDITOR_NAME = "Structure Editor";
 	private final static String UNION_EDITOR_NAME = "Union Editor";
-	private final static String HEX_STRUCT_NUMBERS_OPTION_NAME = STRUCTURE_EDITOR_NAME +
+	private final static String HEX_STRUCT_NUMBERS_OPTION_NAME =
-			Options.DELIMITER + "Show Numbers In Hex";
+		STRUCTURE_EDITOR_NAME + Options.DELIMITER + "Show Numbers In Hex";
-	private final static String HEX_UNION_NUMBERS_OPTION_NAME = UNION_EDITOR_NAME +
+	private final static String HEX_UNION_NUMBERS_OPTION_NAME =
-			Options.DELIMITER + "Show Numbers In Hex";
+		UNION_EDITOR_NAME + Options.DELIMITER + "Show Numbers In Hex";
 
 	private Plugin plugin;
-	private boolean showStructureNumbersInHex = false;
+	private boolean showStructureNumbersInHex = true;
-	private boolean showUnionNumbersInHex = false;
+	private boolean showUnionNumbersInHex = true;
 	private String HELP_TOPIC = "DataTypeEditors";
 
 	public EditorOptionManager(Plugin plugin) {
@@ -50,14 +50,14 @@ public class EditorOptionManager implements OptionsChangeListener, StructureEdit
 		options.getOptions(UNION_EDITOR_NAME).setOptionsHelpLocation(help);
 
 		options.registerOption(HEX_STRUCT_NUMBERS_OPTION_NAME, showStructureNumbersInHex, help,
-			"Toggle for whether numeric values in the Structure Editor "
+			"Toggle for whether numeric values in the Structure Editor " +
-				+ "should be displayed in hexadecimal or decimal "
+				"should be displayed in hexadecimal or decimal " +
-				+ "when you initially begin editing a structure.");
+				"when you initially begin editing a structure.");
 
 		options.registerOption(HEX_UNION_NUMBERS_OPTION_NAME, showUnionNumbersInHex, help,
-			"Toggle for whether numeric values in the Union Editor "
+			"Toggle for whether numeric values in the Union Editor " +
-				+ "should be displayed in hexadecimal or decimal "
+				"should be displayed in hexadecimal or decimal " +
-				+ "when you initially begin editing a union.");
+				"when you initially begin editing a union.");
 
 		setOptions(options);
 		options.addOptionsChangeListener(this);