@openfin/workspace-platform

Example:

{
   position: PanelPosition.Left,
   width: '140px',
   viewOptions: { url: 'https://example.com'}
}

To implement your own handlers for Workspace Platform behavior, extend the provided class and override any methods you'd like to alter.

import * as WorkspacePlatform from '@openfin/workspace-platform';
import { UpdateSavedPageRequest } from '@client-platform/shapes';

const overrideCallback: WorkspacePlatform.WorkspacePlatformOverrideCallback = async (
   WorkspacePlatformProvider
) => {
  class Override extends WorkspacePlatformProvider {
      // ovrride default behavior of updateSavedPage
      updateSavedPage = async (req: UpdateSavedPageRequest): Promise<void> => {
          console.log(`saving page ${req.page.pageId}`);
          // calling custom function to the save page here
      };

      // add a custom menu item in Global Context Menu
      openGlobalContextMenu(req: WorkspacePlatform.OpenGlobalContextMenuPayload, callerIdentity: any) {
           return super.openGlobalContextMenu(
              {
                  ...req,
                  template: [
                      ...req.template,
                      {
                          label: 'Sample custom global option',
                          data: {
                              type: GlobalContextMenuOptionType.Custom,
                              action: {
                                     // This action needs to be registed in customActions property in the call WorkspacePlatform.init
                                  id: 'sample-custom-global-menu-action'
                              }
                          }
                      }
                  ]
              },
              callerIdentity
          );
      }

      // add a custom menu item in View Tab Context Menu
      openViewTabContextMenu = async (payload: OpenViewTabContextMenuPayload, callerIdentity) => {
          const viewsInfo = await Promise.all(payload.selectedViews.map(async (v) => fin.View.wrapSync(v).getInfo()));

          const enableBack = viewsInfo.every((viewInfo) => viewInfo.canNavigateBack === true);
          const enableForward = viewsInfo.every((viewInfo) => viewInfo.canNavigateForward === true);

          return super.openViewTabContextMenu({
              ...payload,
              template: [
                  {
                      label: 'Sample View Tab Context Menu',
                      data: {
                          type: ViewTabMenuOptionType.Custom,
                          action: {
                                 // This action needs to be registed in customActions property in the call WorkspacePlatform.init
                              id: 'sample-viewtab-action',
                              customData: 'Custom View Tab Action'
                          }
                      }
                  },
                  {
                     type: 'normal',
                     label: 'Back',
                     data: {
                         type: ViewTabMenuOptionType.Back
                     },
                     enabled: enableBack
                  },
                  {
                     type: 'normal',
                     label: 'Forward',
                     data: {
                         type: ViewTabMenuOptionType.Forward
                     },
                     enabled: enableForward
                  },
                  ...payload.template
              ]
          }, callerIdentity);
      };

      // add a custom menu item in Save Context Menu
      openSaveButtonContextMenu = (req: WorkspacePlatform.OpenSaveButtonContextMenuPayload, callerIdentity: OpenFin.Identity) => {
        return super.openSaveButtonContextMenu(
            {
                ...req,
                template: [
                    ...req.template,
                    {
                        label: 'Save custom option',
                        data: {
                            type: SaveButtonContextMenuOptionType.Custom,
                            action: {
                                id: 'sample-custom-action-name',
                                customData: {
                                    someProp: 'Save Button task'
                                }
                            }
                        }
                    }
                ]
            },
            callerIdentity
           );
       }
  }
  return new Override();
};

await WorkspacePlatform.init({
 browser: {
     title: "My Workpace Platform"
 }
 overrideCallback,
 customActions: {
   'sample-custom-global-menu-action': (payload: CustomActionPayload) => {
     alert('This custom action works ' + JSON.stringify(payload));
     return 'someresponse';
   },
   'sample-viewtab-action': (payload: ViewTabCustomActionPayload) => {
     alert('This custom action works ' + JSON.stringify(payload));
     return 'someresponse';
   }
 }
});