MiddleMouseUp

void MiddleMouseUp(string control)
void MiddleMouseUp(string control, float x, float y)

Description
Simulates releasing the middle mouse button (mouse wheel button) over a control.
Use together with MiddleMouseDown for panning or drag operations.
Optionally, relative coordinates x and y (values between 0.0 and 1.0) can be provided to release at a specific position within the control's bounding rectangle.
If omitted, the release is performed at the center of the control.

Parameters
- control - Identifier of the UI control.
- x (optional) - Relative horizontal position within the control (0.0 = left, 1.0 = right). Default: 0.5 (center).
- y (optional) - Relative vertical position within the control (0.0 = top, 1.0 = bottom). Default: 0.5 (center).

Returns
- none

Example
void main()
{
    MiddleMouseDown("VIEWPORT");
    MiddleMouseUp("VIEWPORT", 0.7, 0.7);
}