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docs: update

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Dylan Araps 2019-10-15 13:30:13 +03:00
parent cb68a94196
commit bbe9255d16
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1 changed files with 34 additions and 16 deletions
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sowm.c
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@ -103,12 +103,12 @@ Window win_current() {
} }
/* /*
When a window is destroyed it is first removed from the When a window is destroyed it is first removed from the
current desktop's window list and finally focus is shifted. current desktop's window list and finally focus is shifted.
Focus goes to the window under the cursor if it is *not* Focus goes to the window under the cursor if it is *not*
the root window. If it is the root window, focus goes to the root window. If it is the root window, focus goes to
the first window in the desktop. the first window in the desktop.
*/ */
void notify_destroy(XEvent *e) { void notify_destroy(XEvent *e) {
win_del(e->xdestroywindow.window); win_del(e->xdestroywindow.window);
@ -117,18 +117,18 @@ void notify_destroy(XEvent *e) {
} }
/* /*
When the mouse enters or leaves a window this function When the mouse enters or leaves a window this function
handles which window shall be focused next. handles which window shall be focused next.
The while loop firstly compresses all 'EnterNotify' The while loop firstly compresses all 'EnterNotify'
events down to only the latest which is an optimization events down to only the latest which is an optimization
when focus changes very quickly (e.g a desktop focus). when focus changes very quickly (e.g a desktop focus).
There's no use in computing each and every event as we There's no use in computing each and every event as we
only really care about the newest one. only really care about the newest one.
Focus is only then changed if the mouse has entered a Focus is only then changed if the mouse has entered a
window which is *not* the root window. window which is *not* the root window.
*/ */
void notify_enter(XEvent *e) { void notify_enter(XEvent *e) {
while(XCheckTypedEvent(d, EnterNotify, e)); while(XCheckTypedEvent(d, EnterNotify, e));
@ -136,6 +136,24 @@ void notify_enter(XEvent *e) {
if (e->xcrossing.window != root) FOC(e->xcrossing.window) if (e->xcrossing.window != root) FOC(e->xcrossing.window)
} }
/*
When the mouse is moved and the paired modifier is
pressed this function handles a window move or a window
resize.
'mouse' is defined on a modifier+mouse press and then
discarded on a modifier+mouse release.
The while loop firstly compresses all 'MotionNotify'
events down to only the latest which is an optimization
when motion happens very quickly.
There's no use in computing each and every event as we
only really care about the newest one.
The window is then moved or resized and finally its
fullscreen value is reset to '0' (False).
*/
void notify_motion(XEvent *e) { void notify_motion(XEvent *e) {
client *c; client *c;
@ -150,9 +168,9 @@ void notify_motion(XEvent *e) {
attr.y + (mouse.button==1 ? yd : 0), attr.y + (mouse.button==1 ? yd : 0),
attr.width + (mouse.button==3 ? xd : 0), attr.width + (mouse.button==3 ? xd : 0),
attr.height + (mouse.button==3 ? yd : 0)); attr.height + (mouse.button==3 ? yd : 0));
}
for WIN if (c->w == mouse.subwindow) c->f = 0; for WIN if (c->w == mouse.subwindow) c->f = 0;
}
} }
void key_grab() { void key_grab() {