messages
MouseDown ( grid, MouseDown, x, y, state, time, 0, focusGrid )
MouseDrag ( grid, MouseDrag, x, y, state, time, 0, focusGrid )
MouseEnter ( grid, MouseEnter, x, y, state, time, 0, focusGrid )
MouseExit ( grid, MouseExit, x, y, state, time, 0, focusGrid )
MouseMove ( grid, MouseMove, x, y, state, time, 0, focusGrid )
MouseUp ( grid, MouseUp, x, y, state, time, 0, focusGrid )
RedrawGrid ( grid, RedrawGrid, x, y, state, time, 0, 0 )
TimeOut ( grid, TimeOut, 0, 0, 0, 0, 0, 0 )
WindowDeselected ( window, WindowDeselected, 0, 0, 0, 0, 0, 0 )
WindowDestroyed ( window, WindowDestroyed, 0, 0, 0, 0 )
WindowDisplayed ( window, WindowDisplayed, 0, 0, 0, 0, 0, 0 )
WindowHidden ( window, WindowHidden, 0, 0, 0, 0, 0, 0 )
WindowKeyDown ( window, WindowKeyDown, x, y, state, time, 0, 0 )
WindowKeyUp ( window, WindowKeyUp, x, y, state, time, 0, 0 )
WindowMaximized ( window, WindowMaximized, 0, 0, 0, 0, 0, 0 )
WindowMinimized ( window, WindowMinimized, 0, 0, 0, 0, 0, 0 )
WindowRedraw ( window, WindowRedraw, xWin, yWin, width, height, 0, 0 )
WindowResized ( window, WindowResized, x, y, width, height, 0, 0 )
WindowSelected ( window, WindowSelected, 0, 0, 0, 0, 0, 0 )

messages

MouseDown  ( grid, MouseDown, x, y, state, time, 0, focusGrid )

A MouseDown message is added to the message queue when the system detects a mouse button down event has occured.

grid contains the grid number of the grid the mouse cursor was in when the mouse button down event was detected.

x,y contain the local coordinates of the mouse cursor in focusGrid when the mouse event was detected.

state contains the button number that was depressed, plus the up/down state of all mouse buttons when the mouse button down event was detected.

time contains the millisecond system time at which the mouse button down event was detected.
MouseDrag  ( grid, MouseDrag, x, y, state, time, 0, focusGrid )

A MouseDrag message is added to the queue when the system detects mouse movement while one or more mouse buttons is down.

grid contains the grid number of the grid the mouse cursor was in when the mouse drag event was detected.

x,y contain the local coordinates of the mouse cursor in focusGrid when the mouse event was detected.

state contains the up/down state of all mouse buttons when the mouse drag event was detected.

time contains the millisecond system time at which the mouse drag event was detected.