Commit ab8f1008 authored by Geoff Voelker's avatar Geoff Voelker
Browse files

(event_kind) [WINDOWSNT]: New event type: mouse_wheel.

parent ad00c243
......@@ -234,6 +234,23 @@ enum event_kind
the mouse click occurred in.
.timestamp gives a timestamp (in
milliseconds) for the click. */
mouse_wheel, /* A mouse-wheel event is generated by a
wheel on a mouse (e.g., MS Intellimouse).
The event contains a delta that corresponds
to the amount and direction that the wheel
is rotated. This delta is typically
used to implement a scroll or zoom.
.code gives the delta.
.modifiers holds the state of the
modifier keys.
.x and .y give the mouse position,
in characters, within the window.
.frame_or_window gives the frame
the wheel event occurred in.
.timestamp gives a timestamp (in
milliseconds) for the wheel event. */
scroll_bar_click, /* .code gives the number of the mouse button
that was clicked.
.modifiers holds the state of the modifier
......@@ -284,6 +301,7 @@ struct input_event
/* For an ascii_keystroke, this is the character.
For a non_ascii_keystroke, this is the keysym code.
For a mouse event, this is the button number. */
/* In WindowsNT, for a mouse wheel event, this is the delta. */
int code;
enum scroll_bar_part part;
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