feat: Allow configurable context menus (#2894)

* feat: Context menu

feat: Custom context menu

Adding documentation

PR updates

* fix: Capture tool exception

* PR updates

* Add fully worked out examples in the basic test mode/extension

* Fix the menu display

* fix: Make the commands on clicks much more configurable

* Wait for load before double clicking

* docs

* PR changes - nothing functional, just moving things endlessly

* PR comments

* PR changes - rename the default context menu

* Renamed the cornerstoneContextMenu to measurementsContextMenu

* Add chevron right to the sub-menus

modes/basic-test-mode/src/index.js

@@ -72,6 +72,7 @@ function modeFactory() {
         measurementService,
         toolbarService,
         toolGroupService,
+        customizationService,
       } = servicesManager.services;
 
       measurementService.clearMeasurements();
@@ -79,6 +80,12 @@ function modeFactory() {
       // Init Default and SR ToolGroups
       initToolGroups(extensionManager, toolGroupService, commandsManager);
 
+      // init customizations
+      console.log('* Adding mode customizations');
+      customizationService.addModeCustomizations([
+        '@ohif/extension-test.customizationModule.custom-context-menu',
+      ]);
+
       let unsubscribe;
 
       const activateTool = () => {