fixed issue #5: all elements like channels; goal: input only for transitions,...

fixed issue #5: all elements like channels; goal: input only for transitions, markings only for places

glsp-client/tasklist-theia/src/browser/diagram/edit-input-signals-context-menu.ts

@@ -18,7 +18,7 @@ import { GLSPCommandHandler, GLSPContextMenu } from '@eclipse-glsp/theia-integra
 import { CommandContribution, CommandRegistry, MenuContribution, MenuModelRegistry } from '@theia/core';
 import { ApplicationShell } from '@theia/core/lib/browser';
 import { inject, injectable } from 'inversify';
-import { EditInputSignalMenu } from 'tasklist-glsp';
+import { isTransition, EditInputSignalMenu } from 'tasklist-glsp';
 
 export namespace EditInputSignalsMenuCommand {
     export const EDIT_INPUT_SIGNALS_MENU = 'edit-input-signals-menu-command';
@@ -37,7 +37,7 @@ export class EditInputSignalsMenuCommandContribution implements CommandContribut
                         visible: true
                     })
                 ],
-                isEnabled: context => !context.isReadonly
+                isEnabled: context => !context.isReadonly && context.selectedElements.filter(isTransition).length === 1
             })
         );
     }

glsp-client/tasklist-theia/src/browser/diagram/reset-markings-context-menu.ts

@@ -17,7 +17,7 @@ import { GLSPCommandHandler, GLSPContextMenu } from '@eclipse-glsp/theia-integra
 import { CommandContribution, CommandRegistry, MenuContribution, MenuModelRegistry } from '@theia/core';
 import { ApplicationShell } from '@theia/core/lib/browser';
 import { inject, injectable } from 'inversify';
-import { ResetMarkingsOperation } from 'tasklist-glsp';
+import { isPlace, ResetMarkingsOperation } from 'tasklist-glsp';
 
 export namespace ResetMarkingsCommand {
     export const RESET_MARKINGS = 'reset-markings-command';
@@ -31,7 +31,7 @@ export class ResetMarkingsCommandContribution implements CommandContribution {
             { id: ResetMarkingsCommand.RESET_MARKINGS, label: 'Reset Markings' },
             new GLSPCommandHandler(this.shell, {
                 actions: context => [ResetMarkingsOperation.create()],
-                isEnabled: context => !context.isReadonly
+                isEnabled: context => !context.isReadonly && context.selectedElements.filter(isPlace).length === 1
             })
         );
     }