follow up action demos (#140)

src/z2ui5_cl_demo_app_180.clas.abap

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+CLASS z2ui5_cl_demo_app_180 DEFINITION
+  PUBLIC
+  CREATE PUBLIC .
+
+  PUBLIC SECTION.
+
+    INTERFACES if_serializable_object .
+    INTERFACES z2ui5_if_app .
+
+    DATA mv_initialized TYPE abap_bool.
+    DATA mv_url TYPE string.
+
+    METHODS on_event.
+    METHODS view_display.
+
+  PROTECTED SECTION.
+
+    DATA client TYPE REF TO z2ui5_if_client.
+
+  PRIVATE SECTION.
+ENDCLASS.
+
+
+
+CLASS Z2UI5_CL_DEMO_APP_180 IMPLEMENTATION.
+
+
+  METHOD on_event.
+
+    CASE client->get( )-event.
+
+      WHEN 'CUSTOM_JS_FROM_EB'.
+
+        client->follow_up_action( custom_js = `sap.z2ui5.afterBE()` ).
+
+      WHEN 'CALL_EF'.
+
+        mv_url = `https://www.google.com`.
+
+        client->view_model_update( ).
+
+        client->follow_up_action( custom_js = client->_event_client( val = client->cs_event-open_new_tab t_arg = VALUE #( ( mv_url ) ) ) ).
+
+      WHEN 'BACK'.
+        client->nav_app_leave( client->get_app( client->get( )-s_draft-id_prev_app_stack ) ).
+        RETURN.
+    ENDCASE.
+
+  ENDMETHOD.
+
+
+  METHOD view_display.
+
+    DATA(view) = z2ui5_cl_xml_view=>factory( ).
+    view->_generic( name = `script` ns = `html` )->_cc_plain_xml( `sap.z2ui5.afterBE = () => { alert("afterBE triggered !!"); }` ).
+
+    DATA(page) = view->shell( )->page( title = `Client->FOLLOW_UP_ACTION use cases` class = `sapUiContentPadding` ).
+    page = page->vbox( ).
+    page->button( text = `call frontend event from backend event` press = client->_event( `CALL_EF` ) ).
+    page->label( text =  `MV_URL was set AFTER backend event and model update to:` ).
+    page->label( text =  client->_bind_edit( mv_url ) ).
+
+    page->get_parent( )->hbox( class = `sapUiSmallMargin` ).
+*    page = page->vbox( ).
+    page->button( text = `call custom JS from EB` press = client->_event( 'CUSTOM_JS_FROM_EB' ) ).
+
+
+    client->view_display( view->stringify( ) ).
+
+  ENDMETHOD.
+
+
+  METHOD z2ui5_if_app~main.
+
+    me->client = client.
+
+    IF mv_initialized = abap_false.
+      mv_initialized = abap_true.
+
+      view_display( ).
+
+    ENDIF.
+
+    on_event( ).
+
+  ENDMETHOD.
+ENDCLASS.

src/z2ui5_cl_demo_app_180.clas.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<abapGit version="v1.0.0" serializer="LCL_OBJECT_CLAS" serializer_version="v1.0.0">
+ <asx:abap xmlns:asx="http://www.sap.com/abapxml" version="1.0">
+  <asx:values>
+   <VSEOCLASS>
+    <CLSNAME>Z2UI5_CL_DEMO_APP_180</CLSNAME>
+    <LANGU>E</LANGU>
+    <DESCRIPT>follow_up_action</DESCRIPT>
+    <STATE>1</STATE>
+    <CLSCCINCL>X</CLSCCINCL>
+    <FIXPT>X</FIXPT>
+    <UNICODE>X</UNICODE>
+   </VSEOCLASS>
+  </asx:values>
+ </asx:abap>
+</abapGit>