feat(BlockUIService): Added update method

README.md

@@ -295,6 +295,7 @@ Instead of declaring seperate instances with the `@BlockUI()` decorator you can
 | `isActive`    | <code>target: string &#124; string[]</code>                | Indicates if the targeted instance(s) is blocking.                                       |
 | `start`       | <code>target: string &#124; string[], message?: any</code> | Starts blocking for a single instance or multiple instances by passing instance name(s). |
 | `stop`        | <code>target: string &#124; string[]</code>                | Stops blocking for a single instance or multiple instances by passing instance name(s).  |
+| `update`      | <code>target: string &#124; string[], message: any</code>  | Updates message for a single instance or multiple instances by passing instance name(s). |
 | `reset`       | <code>target: string &#124; string[]</code>                | Resets blocking for a single instance or multiple instances by passing instance name(s). |
 | `unsubscribe` | <code>target: string &#124; string[]</code>                | Unsubscribes a single instance or multiple instances by passing instance name(s).        |
 

dev/app/default/default.component.ts

@@ -38,7 +38,11 @@ export class DeafultComponent {
   blockAllElements() {
     this.blockUIService.start(this.blockInstances, 'Loading All');
 
-    setTimeout((blockUI) => {
+    setTimeout(() => {
+      this.blockUIService.update(this.blockInstances, 'Update Message');
+    }, this.timeout / 2);
+
+    setTimeout(() => {
       this.blockUIService.stop(this.blockInstances);
     }, this.timeout);
   }

lib/services/block-ui.service.spec.ts

@@ -23,13 +23,18 @@ describe('BlockUI service', () => {
 
     it('methods disptach corresponding actions', () => {
       blockUIService.start(instance);
+      blockUIService.update(instance);
       blockUIService.stop(instance);
       blockUIService.unsubscribe(instance);
 
       expect(blockUIService.dispatch).toHaveBeenCalledWith(
         instance, BlockUIActions.START, undefined
       );
 
+      expect(blockUIService.dispatch).toHaveBeenCalledWith(
+        instance, BlockUIActions.UPDATE, undefined
+      );
+
       expect(blockUIService.dispatch).toHaveBeenCalledWith(
         instance, BlockUIActions.STOP
       );
@@ -48,5 +53,15 @@ describe('BlockUI service', () => {
         instance, BlockUIActions.START, message
       );
     });
+
+    it('passes a message to the update method', () => {
+      const message = 'Test message';
+
+      blockUIService.update(instance, message);
+
+      expect(blockUIService.dispatch).toHaveBeenCalledWith(
+        instance, BlockUIActions.UPDATE, message
+      );
+    });
   });
 });

lib/services/block-ui.service.ts

@@ -32,6 +32,13 @@ export class BlockUIService {
     this.dispatch(target, BlockUIActions.RESET);
   }
 
+  /**
+  * Updates message for given BlockUI instance or instances
+  */
+  update(target: string | string[], message: any): void {
+    this.dispatch(target, BlockUIActions.UPDATE, message);
+  }
+
   /**
   * Unsubscribes for given BlockUI instance or instances
   */