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lineTitleMouseDown

Description

Fires when a pointing device button is pressed while the pointer is over a text element of a line

Usage

lineTitleMouseDown: ( 
lineId: string | number,
titleId: string | number,
event: MouseEvent
) => void;

Parameters

The callback of the event takes the following parameters:

  • lineId - (required) the id of a line
  • titleId - (required) the id of a text element of a line
  • event - (required) a native HTML event object

Example

// initializing Diagram
const diagram = new dhx.Diagram("diagram_container", {
type: "default"
});
// loading data
diagram.data.parse(data);

// attaching a handler to the event
diagram.events.on("lineTitleMouseDown", (lineId, titleId, event) => {
console.log("lineTitleMouseDown");
});

Change log: Added in v4.1

Related article: Event handling

Related samples: Diagram. Default mode. Events