has been included before this file. */
#ifdef XINT
-/* The keyboard input buffer is an array of these structures. Each one
- represents some sort of input event - a keystroke, a mouse click, or
- a window system event. These get turned into their lispy forms when
- they are removed from the event queue. */
-
-struct input_event {
-
- /* What kind of event was this? */
- enum {
- no_event, /* nothing happened. This should never
+enum event_kind
+{
+ no_event, /* nothing happened. This should never
actually appear in the event queue. */
- ascii_keystroke, /* The ASCII code is in .code.
+ ascii_keystroke, /* The ASCII code is in .code.
.frame_or_window is the frame in
which the key was typed.
Note that this includes meta-keys, and
is unused.
.timestamp gives a timestamp (in
milliseconds) for the keystroke. */
- non_ascii_keystroke, /* .code is a number identifying the
+ non_ascii_keystroke, /* .code is a number identifying the
function key. A code N represents
a key whose name is
function_key_names[N]; function_key_names
which the key was typed.
.timestamp gives a timestamp (in
milliseconds) for the keystroke. */
- mouse_click, /* The button number is in .code; it must
+ mouse_click, /* The button number is in .code; it must
be >= 0 and < NUM_MOUSE_BUTTONS, defined
below.
.modifiers holds the state of the
the mouse click occurred in.
.timestamp gives a timestamp (in
milliseconds) for the click. */
- scroll_bar_click, /* .code gives the number of the mouse button
+ scroll_bar_click, /* .code gives the number of the mouse button
that was clicked.
.modifiers holds the state of the modifier
keys.
whose scroll bar was clicked in.
.timestamp gives a timestamp (in
milliseconds) for the click. */
- } kind;
+ selection_request_event, /* Another X client wants a selection from us.
+ See `struct selection_event'. */
+ selection_clear_event, /* Another X client cleared our selection. */
+};
+
+/* If a struct input_event has a kind which is selection_request_event
+ or selection_clear_event, then its contents are really described
+ by `struct selection_event'; see xterm.h. */
+
+/* The keyboard input buffer is an array of these structures. Each one
+ represents some sort of input event - a keystroke, a mouse click, or
+ a window system event. These get turned into their lispy forms when
+ they are removed from the event queue. */
+
+struct input_event {
+
+ /* What kind of event was this? */
+ enum event_kind kind;
Lisp_Object code;
enum scroll_bar_part part;
Lisp_Object x, y;
unsigned long timestamp;
};
-
+\f
/* This is used in keyboard.c, to tell how many buttons we will need
to track the positions of. */
#define NUM_MOUSE_BUTTONS (5)
up_modifier = 1, /* Only used on mouse buttons - always
turned into a click or a drag modifier
before lisp code sees the event. */
- down_modifier = 128, /* Only used on mouse buttons. */
- drag_modifier = 256, /* This is never used in the event
+ down_modifier = 2, /* Only used on mouse buttons. */
+ drag_modifier = 4, /* This is never used in the event
queue; it's only used internally by
the window-system-independent code. */
- click_modifier= 512, /* See drag_modifier. */
-
- /* The next four modifier bits are used also
- in keyboard events at the Lisp level. */
- alt_modifier = 0x040000, /* Under X, the XK_Alt_[LR] keysyms. */
- super_modifier= 0x080000, /* Under X, the XK_Super_[LR] keysyms. */
- hyper_modifier= 0x100000, /* Under X, the XK_Hyper_[LR] keysyms. */
- shift_modifier= 0x200000,
- ctrl_modifier = 0x400000,
- meta_modifier = 0x800000, /* Under X, the XK_Meta_[LR] keysyms. */
+ click_modifier= 8, /* See drag_modifier. */
+
+ /* The next four modifier bits are used also in keyboard events at
+ the Lisp level.
+
+ It's probably not the greatest idea to use the 2^23 bit for any
+ modifier. It may or may not be the sign bit, depending on
+ VALBITS, so using it to represent a modifier key means that
+ characters thus modified have different integer equivalents
+ depending on the architecture they're running on. Oh, and
+ applying XINT to a character whose 2^23 bit is set sign-extends
+ it, so you get a bunch of bits in the mask you didn't want.
+
+ The CHAR_ macros are defined in lisp.h. */
+ alt_modifier = CHAR_ALT, /* Under X, the XK_Alt_[LR] keysyms. */
+ super_modifier= CHAR_SUPER, /* Under X, the XK_Super_[LR] keysyms. */
+ hyper_modifier= CHAR_HYPER, /* Under X, the XK_Hyper_[LR] keysyms. */
+ shift_modifier= CHAR_SHIFT,
+ ctrl_modifier = CHAR_CTL,
+ meta_modifier = CHAR_META, /* Under X, the XK_Meta_[LR] keysyms. */
};
#endif