mirror of https://github.com/yshui/picom.git
162 lines
3.6 KiB
C
162 lines
3.6 KiB
C
// SPDX-License-Identifier: MIT
|
|
// Copyright (c)
|
|
|
|
// Throw everything in here.
|
|
// !!! DON'T !!!
|
|
|
|
// === Includes ===
|
|
|
|
#include <stdlib.h>
|
|
#include <stdbool.h>
|
|
#include <locale.h>
|
|
#include <xcb/xproto.h>
|
|
|
|
#include <X11/Xutil.h>
|
|
#include "common.h"
|
|
#include "win.h"
|
|
#include "x.h"
|
|
#include "c2.h"
|
|
#include "log.h" // XXX clean up
|
|
#include "region.h"
|
|
#include "compiler.h"
|
|
#include "types.h"
|
|
#include "utils.h"
|
|
#include "render.h"
|
|
#include "config.h"
|
|
|
|
// == Functions ==
|
|
// TODO move static inline functions that are only used in compton.c, into
|
|
// compton.c
|
|
|
|
// inline functions must be made static to compile correctly under clang:
|
|
// http://clang.llvm.org/compatibility.html#inline
|
|
|
|
void add_damage(session_t *ps, const region_t *damage);
|
|
|
|
long determine_evmask(session_t *ps, xcb_window_t wid, win_evmode_t mode);
|
|
|
|
xcb_window_t
|
|
find_client_win(session_t *ps, xcb_window_t w);
|
|
|
|
win *find_toplevel2(session_t *ps, xcb_window_t wid);
|
|
|
|
void map_win(session_t *ps, xcb_window_t id);
|
|
|
|
/**
|
|
* Subtract two unsigned long values.
|
|
*
|
|
* Truncate to 0 if the result is negative.
|
|
*/
|
|
static inline unsigned long attr_const
|
|
sub_unslong(unsigned long a, unsigned long b) {
|
|
return (a > b) ? a - b : 0;
|
|
}
|
|
|
|
/**
|
|
* Set a <code>switch_t</code> array of all unset wintypes to true.
|
|
*/
|
|
static inline void
|
|
wintype_arr_enable_unset(switch_t arr[]) {
|
|
wintype_t i;
|
|
|
|
for (i = 0; i < NUM_WINTYPES; ++i)
|
|
if (UNSET == arr[i])
|
|
arr[i] = ON;
|
|
}
|
|
|
|
/**
|
|
* Check if a window ID exists in an array of window IDs.
|
|
*
|
|
* @param arr the array of window IDs
|
|
* @param count amount of elements in the array
|
|
* @param wid window ID to search for
|
|
*/
|
|
static inline bool
|
|
array_wid_exists(const xcb_window_t *arr, int count, xcb_window_t wid) {
|
|
while (count--) {
|
|
if (arr[count] == wid) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Destroy a condition list.
|
|
*/
|
|
static inline void
|
|
free_wincondlst(c2_lptr_t **pcondlst) {
|
|
while ((*pcondlst = c2_free_lptr(*pcondlst)))
|
|
continue;
|
|
}
|
|
|
|
#ifndef CONFIG_OPENGL
|
|
static inline void
|
|
free_paint_glx(session_t *ps, paint_t *p) {}
|
|
static inline void
|
|
free_win_res_glx(session_t *ps, win *w) {}
|
|
#endif
|
|
|
|
/**
|
|
* Create a XTextProperty of a single string.
|
|
*/
|
|
static inline XTextProperty *
|
|
make_text_prop(session_t *ps, char *str) {
|
|
XTextProperty *pprop = ccalloc(1, XTextProperty);
|
|
|
|
if (XmbTextListToTextProperty(ps->dpy, &str, 1, XStringStyle, pprop)) {
|
|
cxfree(pprop->value);
|
|
free(pprop);
|
|
pprop = NULL;
|
|
}
|
|
|
|
return pprop;
|
|
}
|
|
|
|
|
|
/**
|
|
* Set a single-string text property on a window.
|
|
*/
|
|
static inline bool
|
|
wid_set_text_prop(session_t *ps, xcb_window_t wid, xcb_atom_t prop_atom, char *str) {
|
|
XTextProperty *pprop = make_text_prop(ps, str);
|
|
if (!pprop) {
|
|
log_error("Failed to make text property: %s.", str);
|
|
return false;
|
|
}
|
|
|
|
XSetTextProperty(ps->dpy, wid, pprop, prop_atom);
|
|
cxfree(pprop->value);
|
|
cxfree(pprop);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Dump an drawable's info.
|
|
*/
|
|
static inline void
|
|
dump_drawable(session_t *ps, xcb_drawable_t drawable) {
|
|
auto r = xcb_get_geometry_reply(ps->c, xcb_get_geometry(ps->c, drawable), NULL);
|
|
if (!r) {
|
|
log_trace("Drawable %#010x: Failed", drawable);
|
|
return;
|
|
}
|
|
log_trace("Drawable %#010x: x = %u, y = %u, wid = %u, hei = %d, b = %u, d = %u",
|
|
drawable, r->x, r->y, r->width, r->height, r->border_width, r->depth);
|
|
free(r);
|
|
}
|
|
|
|
/**
|
|
* Validate pixmap of a window, and destroy pixmap and picture if invalid.
|
|
*/
|
|
static inline void
|
|
win_validate_pixmap(session_t *ps, win *w) {
|
|
// Destroy pixmap and picture, if invalid
|
|
if (!x_validate_pixmap(ps, w->paint.pixmap))
|
|
free_paint(ps, &w->paint);
|
|
}
|
|
|
|
// vim: set et sw=2 :
|