This event allows you to inject HTML into the Grid part as the Grid titles row is being rendered on the server.
Allows you to inject custom HTML into the Grid when the Grid Titles are rendered.
The following variables are available to you in the event:
The grid component definition
You can put any data in this variable that you want to pass to other events. e.g. e.rtc.mydata = 'value1'
The total number of columns in the Grid <table>, including any system columns.
The number of system columns in the Grid <table>. System columns are used for objects such as system buttons, row expander icon, etc.
Computed Grid Titles row. Your event handler can define HTML to prepend or append to this row.
Your event must set these properties:
The HTML markup that you want to add before the Grid Titles row is rendered. Must be wrapped in <td>...</td> tags.
The HTML markup that you want to add after the Grid Titles row is rendered. Must be wrapped in <td>...</td> tags.
You can also set state variables in this event. The value of any state variables will be available in all subsequent ajax callbacks (in the e.__si2 object).
To set a state variable:
e._state.myvar1 = "value1" e._state.myvar2 = "value2"