Event handlers usage through code in D365

 Here are some of basic use of EVENTS handlers of the Form with respective syntax for logic.

Form datasource from xFormRun

[FormEventHandler(formStr(SomeForm), FormEventType::Initialized)] public static void SomeForm_OnInitialized(xFormRun sender, FormEventArgs e) { FormDataSource MyRandomTable_ds = sender.dataSource(formDataSourceStr(SomeForm, MyRandomTableDS)); ... }

Get FormRun from form datasource

[FormDataSourceEventHandler(formDataSourceStr(MyForm, MyRandomTableDS), FormDataSourceEventType::Written)] public static void MyRandomTableDS_OnWritten(FormDataSource sender, FormDataSourceEventArgs e) { FormRun formRun = sender.formRun() as FormRun; formRun.myCustomMethod(); }

Get FormRun from form control

[FormControlEventHandler(formControlStr(MyForm, MyButton), FormControlEventType::Clicked)] public static void MyButton_OnClicked(FormControl sender, FormControlEventArgs e) { FormRun formRun = sender.formRun() as FormRun; formRun.myCustomMethod(); }

Access form control from xFormRun

[FormEventHandler(formStr(SomeForm), FormEventType::Initialized)] public static void SomeForm_OnInitialized(xFormRun sender, FormEventArgs e) { sender.design().controlName(formControlStr(SomeForm, MyControl)).visible(false); }

Get current record in form control event

[FormControlEventHandler(formControlStr(SomeForm, SomeButton), FormControlEventType::Clicked)] public static void SomeButton_OnClicked(FormControl sender, FormControlEventArgs e) { SomeTable callerRec = sender.formRun().dataSource(1).cursor(); }