System.MouseY
From Xojo Documentation
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Supported Platforms Project Types: Desktop Platforms: macOS, Windows, Linux |
Read-Only Property (As Integer )
The Y coordinate of the mouse (points). Measured from the top-left corner of the screen.
Example
This example gives the X and Y coordinates of the mouse when an event fires. For example, it works in a MouseDown or MouseEnter event.
MessageBox("X=" + System.MouseX.ToString + " Y=" + System.MouseY.ToString)