fix: 🐛 1241: Make Plugin switch part of ToolbarModule (#1322)

* fix: 🐛 Make Plugin switch part of ToolbarModule

Closes: #1241

* Move setCornerstoneViewport command into cornerstone extension

* Exposing extensionManager into extension's get modules functions

* Remove Plugin switch

* Updating set cornerstonelayout to work on VIEWER context

* Creating a customComponent for 2D MPR button

* Use extensionManager to show or not buttons
Adding isHidden option into toolbarModules

* Make buttons hidden depending on extension registration

* Fix unit test after changes on extensionManager

* Remove workaround for extensionManager

* Use studyMeatadataManager and remove TODO's

* Remove storeContext not needed

* Moving Exit 2D MPR into cornerstone extension with VTK context

* Remove PluginSwitch files

* Fix E2E tests

* Adding cypress screenshots into gitignore

* Remove extensionManager from getModuleFn functions and moving CustomComponent for VTK button to VTK extension

Co-authored-by: Danny Brown <danny.ri.brown@gmail.com>

extensions/vtk/src/toolbarModule.js

@@ -1,4 +1,5 @@
 import SlabThicknessToolbarComponent from './toolbarComponents/SlabThicknessToolbarComponent';
+import VTKMPRToolbarButton from './toolbarComponents/VTKMPRToolbarButton';
 
 const TOOLBAR_BUTTON_TYPES = {
   COMMAND: 'command',
@@ -115,9 +116,19 @@ const definitions = [
       },
     ],
   },
+  {
+    id: '2DMPR',
+    label: '2D MPR',
+    icon: 'cube',
+    //
+    CustomComponent: VTKMPRToolbarButton,
+    type: TOOLBAR_BUTTON_TYPES.COMMAND,
+    commandName: 'mpr2d',
+    context: 'ACTIVE_VIEWPORT::CORNERSTONE',
+  },
 ];
 
 export default {
   definitions,
   defaultContext: 'ACTIVE_VIEWPORT::VTK',
-};
+}