Merge branch 'new_refactor'

This commit is contained in:
Christopher Jeffrey 2012-02-20 03:55:43 -06:00
commit 8dbcaeebb5
2 changed files with 642 additions and 322 deletions

618
compton.c
View File

@ -8,115 +8,13 @@
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <sys/poll.h>
#include <sys/time.h>
#include <time.h>
#include <unistd.h>
#include <getopt.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xcomposite.h>
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xrender.h>
#if COMPOSITE_MAJOR > 0 || COMPOSITE_MINOR >= 2
#define HAS_NAME_WINDOW_PIXMAP 1
#endif
#define CAN_DO_USABLE 0
typedef enum {
WINTYPE_UNKNOWN,
WINTYPE_DESKTOP,
WINTYPE_DOCK,
WINTYPE_TOOLBAR,
WINTYPE_MENU,
WINTYPE_UTILITY,
WINTYPE_SPLASH,
WINTYPE_DIALOG,
WINTYPE_NORMAL,
WINTYPE_DROPDOWN_MENU,
WINTYPE_POPUP_MENU,
WINTYPE_TOOLTIP,
WINTYPE_NOTIFY,
WINTYPE_COMBO,
WINTYPE_DND,
NUM_WINTYPES
} wintype;
typedef struct _ignore {
struct _ignore *next;
unsigned long sequence;
} ignore;
typedef struct _win {
struct _win *next;
Window id;
Window client_win;
#if HAS_NAME_WINDOW_PIXMAP
Pixmap pixmap;
#endif
XWindowAttributes a;
#if CAN_DO_USABLE
Bool usable; /* mapped and all damaged at one point */
XRectangle damage_bounds; /* bounds of damage */
#endif
int mode;
int damaged;
Damage damage;
Picture picture;
Picture alpha_pict;
Picture alpha_border_pict;
Picture shadow_pict;
XserverRegion border_size;
XserverRegion extents;
Picture shadow;
int shadow_dx;
int shadow_dy;
int shadow_width;
int shadow_height;
unsigned int opacity;
wintype window_type;
unsigned long damage_sequence; /* sequence when damage was created */
Bool destroyed;
unsigned int left_width;
unsigned int right_width;
unsigned int top_width;
unsigned int bottom_width;
Bool need_configure;
XConfigureEvent queue_configure;
/* for drawing translucent windows */
XserverRegion border_clip;
struct _win *prev_trans;
} win;
typedef struct _conv {
int size;
double *data;
} conv;
typedef struct _fade {
struct _fade *next;
win *w;
double cur;
double finish;
double step;
void (*callback) (Display *dpy, win *w);
Display *dpy;
} fade;
#include "compton.h"
win *list;
fade *fades;
Display *dpy;
int scr;
Window root;
Picture root_picture;
Picture root_buffer;
@ -128,15 +26,36 @@ Bool clip_changed;
Bool has_name_pixmap;
#endif
int root_height, root_width;
/* errors */
ignore *ignore_head, **ignore_tail = &ignore_head;
int xfixes_event, xfixes_error;
int damage_event, damage_error;
int composite_event, composite_error;
int render_event, render_error;
Bool synchronize;
int composite_opcode;
/* find these once and be done with it */
/* shadows */
conv *gaussian_map;
/* for shadow precomputation */
int Gsize = -1;
unsigned char *shadow_corner = NULL;
unsigned char *shadow_top = NULL;
/* for root tile */
static const char *background_props[] = {
"_XROOTPMAP_ID",
"_XSETROOT_ID",
0,
};
/* for expose events */
XRectangle *expose_rects = 0;
int size_expose = 0;
int n_expose = 0;
/* atoms */
Atom extents_atom;
Atom opacity_atom;
Atom win_type_atom;
@ -145,28 +64,23 @@ double win_type_opacity[NUM_WINTYPES];
Bool win_type_shadow[NUM_WINTYPES];
Bool win_type_fade[NUM_WINTYPES];
#define REGISTER_PROP "_NET_WM_CM_S"
/**
* Macros
*/
#define OPAQUE 0xffffffff
#define INACTIVE_OPACITY \
(unsigned long)((double)inactive_opacity * OPAQUE)
conv *gaussian_map;
#define IS_NORMAL_WIN(w) \
((w) && ((w)->window_type == WINTYPE_NORMAL \
|| (w)->window_type == WINTYPE_UTILITY))
// || (w)->window_type == WINTYPE_UNKNOWN))
#define WINDOW_SOLID 0
#define WINDOW_TRANS 1
#define WINDOW_ARGB 2
#define HAS_FRAME_OPACITY(w) (frame_opacity && (w)->top_width)
#define DEBUG_REPAINT 0
#define DEBUG_EVENTS 0
#define MONITOR_REPAINT 0
static void
determine_mode(Display *dpy, win *w);
static double
get_opacity_percent(Display *dpy, win *w);
static XserverRegion
win_extents(Display *dpy, win *w);
/**
* Options
*/
int shadow_radius = 12;
int shadow_offset_x = -15;
@ -184,20 +98,11 @@ Bool clear_shadow = False;
double inactive_opacity = 0;
double frame_opacity = 0;
#define INACTIVE_OPACITY \
(unsigned long)((double)inactive_opacity * OPAQUE)
Bool synchronize = False;
#define IS_NORMAL_WIN(w) \
((w) && ((w)->window_type == WINTYPE_NORMAL \
|| (w)->window_type == WINTYPE_UTILITY))
// || (w)->window_type == WINTYPE_UNKNOWN))
#define HAS_FRAME_OPACITY(w) (frame_opacity && (w)->top_width)
/* For shadow precomputation */
int Gsize = -1;
unsigned char *shadow_corner = NULL;
unsigned char *shadow_top = NULL;
/**
* Fades
*/
int
get_time_in_milliseconds() {
@ -396,13 +301,16 @@ run_fades(Display *dpy) {
fade_time = now + fade_delta;
}
/**
* Shadows
*/
static double
gaussian(double r, double x, double y) {
return ((1 / (sqrt(2 * M_PI * r))) *
exp((- (x * x + y * y)) / (2 * r * r)));
}
static conv *
make_gaussian_map(Display *dpy, double r) {
conv *c;
@ -754,6 +662,10 @@ solid_picture(Display *dpy, Bool argb, double a,
return picture;
}
/**
* Errors
*/
void
discard_ignore(Display *dpy, unsigned long sequence) {
while (ignore_head) {
@ -787,6 +699,10 @@ should_ignore(Display *dpy, unsigned long sequence) {
return ignore_head && ignore_head->sequence == sequence;
}
/**
* Windows
*/
static win *
find_win(Display *dpy, Window id) {
win *w;
@ -811,12 +727,6 @@ find_toplevel(Display *dpy, Window id) {
return 0;
}
static const char *background_props[] = {
"_XROOTPMAP_ID",
"_XSETROOT_ID",
0,
};
static Picture
root_tile_f(Display *dpy) {
Picture picture;
@ -1452,12 +1362,6 @@ determine_wintype(Display *dpy, Window w, Window top) {
}
}
static unsigned int
get_opacity_prop(Display *dpy, win *w, unsigned int def);
static void
configure_win(Display *dpy, XConfigureEvent *ce);
static void
map_win(Display *dpy, Window id,
unsigned long sequence, Bool fade,
@ -2171,6 +2075,205 @@ ev_window(XEvent *ev) {
}
#endif
/**
* Events
*/
inline static void
ev_focus_in(XFocusChangeEvent *ev) {
if (!inactive_opacity) return;
win *fw = find_win(dpy, ev->window);
if (IS_NORMAL_WIN(fw)) {
set_opacity(dpy, fw, OPAQUE);
}
}
inline static void
ev_focus_out(XFocusChangeEvent *ev) {
if (!inactive_opacity) return;
if (ev->mode == NotifyGrab
|| (ev->mode == NotifyNormal
&& (ev->detail == NotifyNonlinear
|| ev->detail == NotifyNonlinearVirtual))) {
;
} else {
return;
}
win *fw = find_win(dpy, ev->window);
if (IS_NORMAL_WIN(fw)) {
set_opacity(dpy, fw, INACTIVE_OPACITY);
}
}
inline static void
ev_create_notify(XCreateWindowEvent *ev) {
add_win(dpy, ev->window, 0, ev->override_redirect);
}
inline static void
ev_configure_notify(XConfigureEvent *ev) {
configure_win(dpy, ev);
}
inline static void
ev_destroy_notify(XDestroyWindowEvent *ev) {
destroy_win(dpy, ev->window, True);
}
inline static void
ev_map_notify(XMapEvent *ev) {
map_win(dpy, ev->window, ev->serial, True, ev->override_redirect);
}
inline static void
ev_unmap_notify(XUnmapEvent *ev) {
unmap_win(dpy, ev->window, True);
}
inline static void
ev_reparent_notify(XReparentEvent *ev) {
if (ev->parent == root) {
add_win(dpy, ev->window, 0, ev->override_redirect);
} else {
destroy_win(dpy, ev->window, True);
}
}
inline static void
ev_circulate_notify(XCirculateEvent *ev) {
circulate_win(dpy, ev);
}
inline static void
ev_expose(XExposeEvent *ev) {
if (ev->window == root) {
int more = ev->count + 1;
if (n_expose == size_expose) {
if (expose_rects) {
expose_rects = realloc(expose_rects,
(size_expose + more) * sizeof(XRectangle));
size_expose += more;
} else {
expose_rects = malloc(more * sizeof(XRectangle));
size_expose = more;
}
}
expose_rects[n_expose].x = ev->x;
expose_rects[n_expose].y = ev->y;
expose_rects[n_expose].width = ev->width;
expose_rects[n_expose].height = ev->height;
n_expose++;
if (ev->count == 0) {
expose_root(dpy, root, expose_rects, n_expose);
n_expose = 0;
}
}
}
inline static void
ev_property_notify(XPropertyEvent *ev) {
int p;
for (p = 0; background_props[p]; p++) {
if (ev->atom == XInternAtom(dpy, background_props[p], False)) {
if (root_tile) {
XClearArea(dpy, root, 0, 0, 0, 0, True);
XRenderFreePicture(dpy, root_tile);
root_tile = None;
break;
}
}
}
/* check if Trans property was changed */
if (ev->atom == opacity_atom) {
/* reset mode and redraw window */
win *w = find_win(dpy, ev->window);
if (w) {
double def = win_type_opacity[w->window_type];
set_opacity(dpy, w,
get_opacity_prop(dpy, w, (unsigned long)(OPAQUE * def)));
}
}
if (frame_opacity && ev->atom == extents_atom) {
win *w = find_toplevel(dpy, ev->window);
if (w) {
get_frame_extents(dpy, w->client_win,
&w->left_width, &w->right_width,
&w->top_width, &w->bottom_width);
}
}
}
inline static void
ev_damage_notify(XDamageNotifyEvent *ev) {
damage_win(dpy, ev);
}
inline static void
handle_event(XEvent *ev) {
if ((ev->type & 0x7f) != KeymapNotify) {
discard_ignore(dpy, ev->xany.serial);
}
#if DEBUG_EVENTS
if (ev->type != damage_event + XDamageNotify) {
printf("event %10.10s serial 0x%08x window 0x%08x\n",
ev_name(ev), ev_serial(ev), ev_window(ev));
}
#endif
switch (ev->type) {
case FocusIn:
ev_focus_in((XFocusChangeEvent *)ev);
break;
case FocusOut:
ev_focus_out((XFocusChangeEvent *)ev);
break;
case CreateNotify:
ev_create_notify((XCreateWindowEvent *)ev);
break;
case ConfigureNotify:
ev_configure_notify((XConfigureEvent *)ev);
break;
case DestroyNotify:
ev_destroy_notify((XDestroyWindowEvent *)ev);
break;
case MapNotify:
ev_map_notify((XMapEvent *)ev);
break;
case UnmapNotify:
ev_unmap_notify((XUnmapEvent *)ev);
break;
case ReparentNotify:
ev_reparent_notify((XReparentEvent *)ev);
break;
case CirculateNotify:
ev_circulate_notify((XCirculateEvent *)ev);
break;
case Expose:
ev_expose((XExposeEvent *)ev);
break;
case PropertyNotify:
ev_property_notify((XPropertyEvent *)ev);
break;
default:
if (ev->type == damage_event + XDamageNotify) {
ev_damage_notify((XDamageNotifyEvent *)ev);
}
break;
}
}
/**
* Main
*/
void
usage(char *program) {
fprintf(stderr, "%s v0.0.1\n", program);
@ -2266,6 +2369,46 @@ register_cm(int scr) {
XSetSelectionOwner(dpy, a, w, 0);
}
static void
get_atoms() {
extents_atom = XInternAtom(dpy,
"_NET_FRAME_EXTENTS", False);
opacity_atom = XInternAtom(dpy,
"_NET_WM_WINDOW_OPACITY", False);
win_type_atom = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE", False);
win_type[WINTYPE_UNKNOWN] = 0;
win_type[WINTYPE_DESKTOP] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DESKTOP", False);
win_type[WINTYPE_DOCK] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DOCK", False);
win_type[WINTYPE_TOOLBAR] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_TOOLBAR", False);
win_type[WINTYPE_MENU] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_MENU", False);
win_type[WINTYPE_UTILITY] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_UTILITY", False);
win_type[WINTYPE_SPLASH] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_SPLASH", False);
win_type[WINTYPE_DIALOG] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DIALOG", False);
win_type[WINTYPE_NORMAL] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_NORMAL", False);
win_type[WINTYPE_DROPDOWN_MENU] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", False);
win_type[WINTYPE_POPUP_MENU] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_POPUP_MENU", False);
win_type[WINTYPE_TOOLTIP] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_TOOLTIP", False);
win_type[WINTYPE_NOTIFY] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_NOTIFICATION", False);
win_type[WINTYPE_COMBO] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_COMBO", False);
win_type[WINTYPE_DND] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DND", False);
}
int
main(int argc, char **argv) {
XEvent ev;
@ -2274,11 +2417,7 @@ main(int argc, char **argv) {
unsigned int nchildren;
int i;
XRenderPictureAttributes pa;
XRectangle *expose_rects = 0;
int size_expose = 0;
int n_expose = 0;
struct pollfd ufd;
int p;
int composite_major, composite_minor;
char *display = 0;
int o;
@ -2290,9 +2429,6 @@ main(int argc, char **argv) {
win_type_opacity[i] = 1.0;
}
/* don't bother to draw a shadow for the desktop */
win_type_shadow[WINTYPE_DESKTOP] = False;
while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:i:e:scnfFCaSz")) != -1) {
switch (o) {
case 'd':
@ -2421,44 +2557,7 @@ main(int argc, char **argv) {
}
register_cm(scr);
/* get atoms */
extents_atom = XInternAtom(dpy,
"_NET_FRAME_EXTENTS", False);
opacity_atom = XInternAtom(dpy,
"_NET_WM_WINDOW_OPACITY", False);
win_type_atom = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE", False);
win_type[WINTYPE_UNKNOWN] = 0;
win_type[WINTYPE_DESKTOP] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DESKTOP", False);
win_type[WINTYPE_DOCK] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DOCK", False);
win_type[WINTYPE_TOOLBAR] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_TOOLBAR", False);
win_type[WINTYPE_MENU] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_MENU", False);
win_type[WINTYPE_UTILITY] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_UTILITY", False);
win_type[WINTYPE_SPLASH] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_SPLASH", False);
win_type[WINTYPE_DIALOG] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DIALOG", False);
win_type[WINTYPE_NORMAL] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_NORMAL", False);
win_type[WINTYPE_DROPDOWN_MENU] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", False);
win_type[WINTYPE_POPUP_MENU] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_POPUP_MENU", False);
win_type[WINTYPE_TOOLTIP] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_TOOLTIP", False);
win_type[WINTYPE_NOTIFY] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_NOTIFICATION", False);
win_type[WINTYPE_COMBO] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_COMBO", False);
win_type[WINTYPE_DND] = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE_DND", False);
get_atoms();
pa.subwindow_mode = IncludeInferiors;
@ -2514,134 +2613,8 @@ main(int argc, char **argv) {
XNextEvent(dpy, &ev);
if ((ev.type & 0x7f) != KeymapNotify) {
discard_ignore(dpy, ev.xany.serial);
}
handle_event((XEvent *)&ev);
#if DEBUG_EVENTS
if (ev.type != damage_event + XDamageNotify) {
printf("event %10.10s serial 0x%08x window 0x%08x\n",
ev_name(&ev), ev_serial(&ev), ev_window(&ev));
}
#endif
switch (ev.type) {
case FocusIn: {
if (!inactive_opacity) break;
win *fw = find_win(dpy, ev.xfocus.window);
if (IS_NORMAL_WIN(fw)) {
set_opacity(dpy, fw, OPAQUE);
}
break;
}
case FocusOut: {
if (!inactive_opacity) break;
if (ev.xfocus.mode == NotifyGrab
|| (ev.xfocus.mode == NotifyNormal
&& (ev.xfocus.detail == NotifyNonlinear
|| ev.xfocus.detail == NotifyNonlinearVirtual))) {
;
} else {
break;
}
win *fw = find_win(dpy, ev.xfocus.window);
if (IS_NORMAL_WIN(fw)) {
set_opacity(dpy, fw, INACTIVE_OPACITY);
}
break;
}
case CreateNotify:
add_win(dpy, ev.xcreatewindow.window, 0,
ev.xcreatewindow.override_redirect);
break;
case ConfigureNotify:
configure_win(dpy, &ev.xconfigure);
break;
case DestroyNotify:
destroy_win(dpy, ev.xdestroywindow.window, True);
break;
case MapNotify:
map_win(dpy, ev.xmap.window, ev.xmap.serial, True,
ev.xmap.override_redirect);
break;
case UnmapNotify:
unmap_win(dpy, ev.xunmap.window, True);
break;
case ReparentNotify:
if (ev.xreparent.parent == root) {
add_win(dpy, ev.xreparent.window, 0,
ev.xreparent.override_redirect);
} else {
destroy_win(dpy, ev.xreparent.window, True);
}
break;
case CirculateNotify:
circulate_win(dpy, &ev.xcirculate);
break;
case Expose:
if (ev.xexpose.window == root) {
int more = ev.xexpose.count + 1;
if (n_expose == size_expose) {
if (expose_rects) {
expose_rects = realloc(expose_rects,
(size_expose + more) * sizeof(XRectangle));
size_expose += more;
} else {
expose_rects = malloc(more * sizeof(XRectangle));
size_expose = more;
}
}
expose_rects[n_expose].x = ev.xexpose.x;
expose_rects[n_expose].y = ev.xexpose.y;
expose_rects[n_expose].width = ev.xexpose.width;
expose_rects[n_expose].height = ev.xexpose.height;
n_expose++;
if (ev.xexpose.count == 0) {
expose_root(dpy, root, expose_rects, n_expose);
n_expose = 0;
}
}
break;
case PropertyNotify:
for (p = 0; background_props[p]; p++) {
if (ev.xproperty.atom ==
XInternAtom(dpy, background_props[p], False)) {
if (root_tile) {
XClearArea(dpy, root, 0, 0, 0, 0, True);
XRenderFreePicture(dpy, root_tile);
root_tile = None;
break;
}
}
}
/* check if Trans property was changed */
if (ev.xproperty.atom == opacity_atom) {
/* reset mode and redraw window */
win *w = find_win(dpy, ev.xproperty.window);
if (w) {
double def = win_type_opacity[w->window_type];
set_opacity(dpy, w,
get_opacity_prop(dpy, w, (unsigned long)(OPAQUE * def)));
}
}
if (frame_opacity && ev.xproperty.atom == extents_atom) {
win *w = find_toplevel(dpy, ev.xproperty.window);
if (w) {
get_frame_extents(dpy, w->client_win,
&w->left_width, &w->right_width,
&w->top_width, &w->bottom_width);
}
}
break;
default:
if (ev.type == damage_event + XDamageNotify) {
damage_win(dpy, (XDamageNotifyEvent *)&ev);
}
break;
}
} while (QLength(dpy));
if (all_damage) {
@ -2654,3 +2627,4 @@ main(int argc, char **argv) {
}
}
}

346
compton.h
View File

@ -1 +1,347 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <sys/poll.h>
#include <sys/time.h>
#include <time.h>
#include <unistd.h>
#include <getopt.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xcomposite.h>
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xrender.h>
#if COMPOSITE_MAJOR > 0 || COMPOSITE_MINOR >= 2
#define HAS_NAME_WINDOW_PIXMAP 1
#endif
#define CAN_DO_USABLE 0
#define DEBUG_REPAINT 0
#define DEBUG_EVENTS 0
#define MONITOR_REPAINT 0
#define OPAQUE 0xffffffff
#define REGISTER_PROP "_NET_WM_CM_S"
#define WINDOW_SOLID 0
#define WINDOW_TRANS 1
#define WINDOW_ARGB 2
typedef enum {
WINTYPE_UNKNOWN,
WINTYPE_DESKTOP,
WINTYPE_DOCK,
WINTYPE_TOOLBAR,
WINTYPE_MENU,
WINTYPE_UTILITY,
WINTYPE_SPLASH,
WINTYPE_DIALOG,
WINTYPE_NORMAL,
WINTYPE_DROPDOWN_MENU,
WINTYPE_POPUP_MENU,
WINTYPE_TOOLTIP,
WINTYPE_NOTIFY,
WINTYPE_COMBO,
WINTYPE_DND,
NUM_WINTYPES
} wintype;
typedef struct _ignore {
struct _ignore *next;
unsigned long sequence;
} ignore;
typedef struct _win {
struct _win *next;
Window id;
Window client_win;
#if HAS_NAME_WINDOW_PIXMAP
Pixmap pixmap;
#endif
XWindowAttributes a;
#if CAN_DO_USABLE
Bool usable; /* mapped and all damaged at one point */
XRectangle damage_bounds; /* bounds of damage */
#endif
int mode;
int damaged;
Damage damage;
Picture picture;
Picture alpha_pict;
Picture alpha_border_pict;
Picture shadow_pict;
XserverRegion border_size;
XserverRegion extents;
Picture shadow;
int shadow_dx;
int shadow_dy;
int shadow_width;
int shadow_height;
unsigned int opacity;
wintype window_type;
unsigned long damage_sequence; /* sequence when damage was created */
Bool destroyed;
unsigned int left_width;
unsigned int right_width;
unsigned int top_width;
unsigned int bottom_width;
Bool need_configure;
XConfigureEvent queue_configure;
/* for drawing translucent windows */
XserverRegion border_clip;
struct _win *prev_trans;
} win;
typedef struct _conv {
int size;
double *data;
} conv;
typedef struct _fade {
struct _fade *next;
win *w;
double cur;
double finish;
double step;
void (*callback) (Display *dpy, win *w);
Display *dpy;
} fade;
int
get_time_in_milliseconds();
fade *
find_fade(win *w);
void
dequeue_fade(Display *dpy, fade *f);
void
cleanup_fade(Display *dpy, win *w);
void
enqueue_fade(Display *dpy, fade *f);
static void
set_fade(Display *dpy, win *w, double start,
double finish, double step,
void(*callback) (Display *dpy, win *w),
Bool exec_callback, Bool override);
int
fade_timeout(void);
void
run_fades(Display *dpy);
static double
gaussian(double r, double x, double y);
static conv *
make_gaussian_map(Display *dpy, double r);
static unsigned char
sum_gaussian(conv *map, double opacity,
int x, int y, int width, int height);
static void
presum_gaussian(conv *map);
static XImage *
make_shadow(Display *dpy, double opacity,
int width, int height);
static Picture
shadow_picture(Display *dpy, double opacity, Picture alpha_pict,
int width, int height, int *wp, int *hp);
Picture
solid_picture(Display *dpy, Bool argb, double a,
double r, double g, double b);
void
discard_ignore(Display *dpy, unsigned long sequence);
void
set_ignore(Display *dpy, unsigned long sequence);
int
should_ignore(Display *dpy, unsigned long sequence);
static win *
find_win(Display *dpy, Window id);
static win *
find_toplevel(Display *dpy, Window id);
static Picture
root_tile_f(Display *dpy);
static void
paint_root(Display *dpy);
static XserverRegion
win_extents(Display *dpy, win *w);
static XserverRegion
border_size(Display *dpy, win *w);
static Window
find_client_win(Display *dpy, Window win);
static void
get_frame_extents(Display *dpy, Window w,
unsigned int *left,
unsigned int *right,
unsigned int *top,
unsigned int *bottom);
static void
paint_all(Display *dpy, XserverRegion region);
static void
add_damage(Display *dpy, XserverRegion damage);
static void
repair_win(Display *dpy, win *w);
#if 0
static const char*
wintype_name(wintype type);
#endif
static wintype
get_wintype_prop(Display * dpy, Window w);
static wintype
determine_wintype(Display *dpy, Window w, Window top);
static void
map_win(Display *dpy, Window id,
unsigned long sequence, Bool fade,
Bool override_redirect);
static void
finish_unmap_win(Display *dpy, win *w);
#if HAS_NAME_WINDOW_PIXMAP
static void
unmap_callback(Display *dpy, win *w);
#endif
static void
unmap_win(Display *dpy, Window id, Bool fade);
static unsigned int
get_opacity_prop(Display *dpy, win *w, unsigned int def);
static double
get_opacity_percent(Display *dpy, win *w);
static void
determine_mode(Display *dpy, win *w);
static void
set_opacity(Display *dpy, win *w, unsigned long opacity);
static void
add_win(Display *dpy, Window id, Window prev, Bool override_redirect);
void
restack_win(Display *dpy, win *w, Window new_above);
static void
configure_win(Display *dpy, XConfigureEvent *ce);
static void
circulate_win(Display *dpy, XCirculateEvent *ce);
static void
finish_destroy_win(Display *dpy, Window id);
#if HAS_NAME_WINDOW_PIXMAP
static void
destroy_callback(Display *dpy, win *w);
#endif
static void
destroy_win(Display *dpy, Window id, Bool fade);
#if 0
static void
dump_win(win *w);
#endif
static void
damage_win(Display *dpy, XDamageNotifyEvent *de);
static int
error(Display *dpy, XErrorEvent *ev);
static void
expose_root(Display *dpy, Window root, XRectangle *rects, int nrects);
#if DEBUG_EVENTS
static int
ev_serial(XEvent *ev);
static char *
ev_name(XEvent *ev);
static Window
ev_window(XEvent *ev);
#endif
void
usage(char *program);
static void
register_cm(int scr);
inline static void
ev_focus_in(XFocusChangeEvent *ev);
inline static void
ev_focus_out(XFocusChangeEvent *ev);
inline static void
ev_create_notify(XCreateWindowEvent *ev);
inline static void
ev_configure_notify(XConfigureEvent *ev);
inline static void
ev_destroy_notify(XDestroyWindowEvent *ev);
inline static void
ev_map_notify(XMapEvent *ev);
inline static void
ev_unmap_notify(XUnmapEvent *ev);
inline static void
ev_reparent_notify(XReparentEvent *ev);
inline static void
ev_circulate_notify(XCirculateEvent *ev);
inline static void
ev_expose(XExposeEvent *ev);
inline static void
ev_property_notify(XPropertyEvent *ev);
inline static void
ev_damage_notify(XDamageNotifyEvent *ev);
inline static void
handle_event(XEvent *ev);
static void
get_atoms();