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-rw-r--r--kwin/kompmgr/kompmgr.c3005
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diff --git a/kwin/kompmgr/kompmgr.c b/kwin/kompmgr/kompmgr.c
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+++ b/kwin/kompmgr/kompmgr.c
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+/*
+ * $Id$
+ *
+ * Copyright © 2003 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+/* Modified by Matthew Hawn. I don't know what to say here so follow what it
+ says above. Not that I can really do anything about it
+*/
+
+/* Modified by Dan Doel*/
+
+/*
+Version 2.x of xcompmgr, kompmgr changes by Thomas L�bking and Heiko Przybyl
+check baghira.sf.net for more infos
+*/
+#define _VERSION_ 2.02
+#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 <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>
+#include <X11/extensions/shape.h>
+
+#if COMPOSITE_MAJOR > 0 || COMPOSITE_MINOR >= 2
+#define HAS_NAME_WINDOW_PIXMAP 1
+#endif
+
+#define CAN_DO_USABLE 0
+
+#define _TOPHEIGHT_(x) ((x >> 24) & 0xff)
+#define _RIGHTWIDTH_(x) ((x >> 16) & 0xff)
+#define _BOTTOMHEIGHT_(x) ((x >> 8) & 0xff)
+#define _LEFTWIDTH_(x) (x & 0xff)
+
+typedef struct _ignore {
+ struct _ignore *next;
+ unsigned long sequence;
+} ignore;
+
+typedef struct _win {
+ struct _win *next;
+ Window id;
+#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
+ Bool isInFade;
+ int mode;
+ int damaged;
+ Damage damage;
+ Picture picture;
+ Picture alphaPict;
+ Picture shadowPict;
+ XserverRegion borderSize;
+ XserverRegion decoRegion;
+ XserverRegion contentRegion;
+ XserverRegion extents;
+ unsigned int preShadeOpacity;
+ Picture shadow;
+ /*Picture alpha;*/
+ int shadow_dx;
+ int shadow_dy;
+ int shadow_width;
+ int shadow_height;
+ unsigned int opacity;
+ unsigned int shadowSize;
+ Atom windowType;
+ unsigned long damage_sequence; /* sequence when damage was created */
+ Bool shapable; /* this will allow window managers to exclude windows if just the deco is shaped*/
+ unsigned int decoHash;
+ Picture dimPicture;
+
+ /* for drawing translucent windows */
+ XserverRegion borderClip;
+ 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, Bool gone);
+ Display *dpy;
+ unsigned int decoHash;
+ Bool gone;
+} fade;
+
+win *list;
+fade *fades;
+Display *dpy;
+char *display = 0;
+int scr;
+Window root;
+Picture rootPicture;
+Picture rootBuffer;
+Picture blackPicture;
+Picture transBlackPicture;
+Picture rootTile;
+XserverRegion allDamage;
+Bool clipChanged;
+#if HAS_NAME_WINDOW_PIXMAP
+Bool hasNamePixmap;
+#endif
+int root_height, root_width;
+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;
+Bool disable_argb = False;
+
+int shapeEvent;
+
+/* find these once and be done with it */
+Atom opacityAtom;
+Atom shadowAtom;
+Atom shadeAtom;
+Atom shapableAtom;
+Atom decoHashAtom;
+Atom dimAtom;
+Atom deskChangeAtom;
+Atom winTypeAtom;
+Atom winDesktopAtom;
+Atom winDockAtom;
+Atom winToolbarAtom;
+Atom winMenuAtom;
+Atom winUtilAtom;
+Atom winSplashAtom;
+Atom winDialogAtom;
+Atom winNormalAtom;
+
+/* opacity property name; sometime soon I'll write up an EWMH spec for it */
+#define OPACITY_PROP "_KDE_WM_WINDOW_OPACITY"
+#define SHADOW_PROP "_KDE_WM_WINDOW_SHADOW"
+#define SHADE_PROP "_KDE_WM_WINDOW_SHADE"
+#define SHAPABLE_PROP "_KDE_WM_WINDOW_SHAPABLE"
+#define DECOHASH_PROP "_KDE_WM_WINDOW_DECOHASH"
+#define DIM_PROP "_KDE_WM_WINDOW_DIM"
+#define DESKCHANGE_PROP "_KDE_WM_DESKTOP_CHANGE"
+
+#define TRANSLUCENT 0xe0000000
+#define OPAQUE 0xffffffff
+
+conv *gaussianMap;
+
+#define WINDOW_SOLID 0
+#define WINDOW_TRANS 1
+#define WINDOW_ARGB 2
+
+#define TRANS_OPACITY 0.75
+
+#define DEBUG_REPAINT 0
+#define DEBUG_EVENTS 0
+#define MONITOR_REPAINT 0
+
+#define SHADOWS 1
+#define SHARP_SHADOW 0
+
+typedef enum _compMode {
+ CompSimple, /* looks like a regular X server */
+ CompServerShadows, /* use window alpha for shadow; sharp, but precise */
+ CompClientShadows /* use window extents for shadow, blurred */
+} CompMode;
+
+static void
+determine_mode(Display *dpy, win *w);
+
+static double
+get_opacity_percent(Display *dpy, win *w, double def);
+
+static XserverRegion
+win_extents (Display *dpy, win *w);
+
+CompMode compMode = CompSimple;
+
+int shadowRadius = 12;
+int shadowOffsetX = 0;
+int shadowOffsetY = 0;
+double shadowOpacity = .75;
+XRenderColor shadowColor;
+
+double fade_in_step = 0.028;
+double fade_out_step = 0.03;
+int fade_delta = 10;
+int fade_time = 0;
+Bool fadeWindows = False;
+Bool excludeDockShadows = False;
+Bool fadeTrans = False;
+
+Bool autoRedirect = False;
+
+/* For shadow precomputation */
+int Gsize = -1;
+unsigned char *shadowCorner = NULL;
+unsigned char *shadowTop = NULL;
+
+XRenderPictFormat* sXRenderFindVisualFormat(Display *dpy, _Xconst Visual *visual)
+{
+ XRenderPictFormat* format = XRenderFindVisualFormat(dpy,visual);
+ if (format)
+ return format;
+ else
+ return XRenderFindStandardFormat (dpy, PictStandardRGB24);
+}
+
+int
+get_time_in_milliseconds ()
+{
+ struct timeval tv;
+
+ gettimeofday (&tv, NULL);
+ return tv.tv_sec * 1000 + tv.tv_usec / 1000;
+}
+
+fade *
+find_fade (win *w)
+{
+ fade *f;
+
+ for (f = fades; f; f = f->next)
+ {
+ if (f->w == w)
+ return f;
+ }
+ return 0;
+}
+
+void dequeue_fade (Display *dpy, fade *f)
+{
+ fade **prev;
+ f->w->isInFade = False;
+ f->w->decoHash = f->decoHash;
+
+ for (prev = &fades; *prev; prev = &(*prev)->next)
+ if (*prev == f)
+ {
+ *prev = f->next;
+ if (f->callback)
+ {
+ (*f->callback) (dpy, f->w, f->gone);
+ }
+ free (f);
+ break;
+ }
+}
+
+void
+cleanup_fade (Display *dpy, win *w)
+{
+ fade *f = find_fade (w);
+ if (f)
+ dequeue_fade (dpy, f);
+}
+
+void
+enqueue_fade (Display *dpy, fade *f)
+{
+ f->w->isInFade = True;
+ if (!fades)
+ fade_time = get_time_in_milliseconds () + fade_delta;
+ f->next = fades;
+ fades = f;
+}
+
+static void unmap_callback (Display *dpy, win *w, Bool gone);
+
+static void
+set_fade (Display *dpy, win *w, double start, double finish, double step,
+ void (*callback) (Display *dpy, win *w, Bool gone),
+ Bool gone, Bool exec_callback, Bool override, Bool wholeWin)
+{
+ fade *f;
+
+ f = find_fade (w);
+ if (!f)
+ {
+ if (start == finish)
+ return;
+ f = malloc (sizeof (fade));
+ f->next = 0;
+ f->w = w;
+ f->decoHash = w->decoHash;
+ f->cur = start;
+ enqueue_fade (dpy, f);
+ }
+ else if(!override)
+ return;
+ else
+ {
+ if (exec_callback && f->callback)
+ (*f->callback)(dpy, f->w, f->gone);
+ }
+ if (finish < 0)
+ finish = 0;
+ if (finish > 1)
+ finish = 1;
+ f->finish = finish;
+ if (f->cur < finish)
+ f->step = step;
+ else if (f->cur > finish)
+ f->step = -step;
+ f->gone = gone && (exec_callback || f->callback != unmap_callback);
+ f->callback = callback;
+ w->opacity = f->cur * OPAQUE;
+ if (wholeWin)
+ w->decoHash = 0;
+#if 0
+ printf ("set_fade start %g step %g\n", f->cur, f->step);
+#endif
+ determine_mode (dpy, w);
+ if (w->shadow)
+ {
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ if( w->extents != None )
+ XFixesDestroyRegion( dpy, w->extents );
+ w->extents = win_extents (dpy, w);
+ }
+}
+
+ int
+fade_timeout (void)
+{
+ int now;
+ int delta;
+ if (!fades)
+ return -1;
+ now = get_time_in_milliseconds();
+ delta = fade_time - now;
+ if (delta < 0)
+ delta = 0;
+ /* printf ("timeout %d\n", delta); */
+ return delta;
+}
+
+ void
+run_fades (Display *dpy)
+{
+ int now = get_time_in_milliseconds();
+ fade *f, *next;
+ int steps;
+ Bool need_dequeue;
+
+#if 0
+ printf ("run fades\n");
+#endif
+ if (fade_time - now > 0)
+ return;
+ steps = 1 + (now - fade_time) / fade_delta;
+ for (next = fades; (f = next); )
+ {
+ win *w = f->w;
+ next = f->next;
+ f->cur += f->step * steps;
+ if (f->cur >= 1)
+ f->cur = 1;
+ else if (f->cur < 0)
+ f->cur = 0;
+#if 0
+ printf ("opacity now %g -> %g\n", f->cur, f->finish);
+#endif
+ w->opacity = f->cur * OPAQUE;
+ need_dequeue = False;
+ if (f->step > 0)
+ {
+ if (f->cur >= f->finish)
+ {
+ w->opacity = f->finish*OPAQUE;
+ need_dequeue = True;
+ }
+ }
+ else
+ {
+ if (f->cur <= f->finish)
+ {
+ w->opacity = f->finish*OPAQUE;
+ need_dequeue = True;
+ }
+ }
+ if (w->shadow)
+ {
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ if( w->extents != None )
+ XFixesDestroyRegion( dpy, w->extents );
+ w->extents = win_extents(dpy, w);
+ }
+ determine_mode (dpy, w);
+ /* Must do this last as it might destroy f->w in callbacks */
+ if (need_dequeue)
+ dequeue_fade (dpy, f);
+ }
+ fade_time = now + fade_delta;
+}
+
+#define SHADOW_OFFSET_X ((-shadowRadius * 7 / 5) - shadowOffsetX * shadowRadius / 100) * w->shadowSize
+#define SHADOW_OFFSET_Y ((-shadowRadius * 7 / 5) - shadowOffsetY * shadowRadius / 100) * w->shadowSize
+/*#define SHADOW_OFFSET_X (w->shadowSize * -shadowRadius * 7 / 500) - w->shadowSize * shadowOffsetX * shadowRadius / 10000
+#define SHADOW_OFFSET_Y (w->shadowSize * -shadowRadius * 7 / 500) - w->shadowSize * shadowOffsetY * shadowRadius / 10000*/
+
+ 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;
+ int size = ((int) ceil ((r * 3)) + 1) & ~1;
+ int center = size / 2;
+ int x, y;
+ double t;
+ double g;
+
+ c = malloc (sizeof (conv) + size * size * sizeof (double));
+ c->size = size;
+ c->data = (double *) (c + 1);
+ t = 0.0;
+ for (y = 0; y < size; y++)
+ for (x = 0; x < size; x++)
+ {
+ g = gaussian (r, (double) (x - center), (double) (y - center));
+ t += g;
+ c->data[y * size + x] = g;
+ }
+ /* printf ("gaussian total %f\n", t); */
+ for (y = 0; y < size; y++)
+ for (x = 0; x < size; x++)
+ {
+ c->data[y*size + x] /= t;
+ }
+ return c;
+}
+
+/*
+ * A picture will help
+ *
+ * -center 0 width width+center
+ * -center +-----+-------------------+-----+
+ * | | | |
+ * | | | |
+ * 0 +-----+-------------------+-----+
+ * | | | |
+ * | | | |
+ * | | | |
+ * height +-----+-------------------+-----+
+ * | | | |
+ * height+ | | | |
+ * center +-----+-------------------+-----+
+ */
+
+ static unsigned char
+sum_gaussian (conv *map, double opacity, int x, int y, int width, int height)
+{
+ int fx, fy;
+ double *g_data;
+ double *g_line = map->data;
+ int g_size = map->size;
+ int center = g_size / 2;
+ int fx_start, fx_end;
+ int fy_start, fy_end;
+ double v;
+
+ /*
+ * Compute set of filter values which are "in range",
+ * that's the set with:
+ * 0 <= x + (fx-center) && x + (fx-center) < width &&
+ * 0 <= y + (fy-center) && y + (fy-center) < height
+ *
+ * 0 <= x + (fx - center) x + fx - center < width
+ * center - x <= fx fx < width + center - x
+ */
+
+ fx_start = center - x;
+ if (fx_start < 0)
+ fx_start = 0;
+ fx_end = width + center - x;
+ if (fx_end > g_size)
+ fx_end = g_size;
+
+ fy_start = center - y;
+ if (fy_start < 0)
+ fy_start = 0;
+ fy_end = height + center - y;
+ if (fy_end > g_size)
+ fy_end = g_size;
+
+ g_line = g_line + fy_start * g_size + fx_start;
+
+ v = 0;
+ for (fy = fy_start; fy < fy_end; fy++)
+ {
+ g_data = g_line;
+ g_line += g_size;
+
+ for (fx = fx_start; fx < fx_end; fx++)
+ v += *g_data++;
+ }
+ if (v > 1)
+ v = 1;
+
+ return ((unsigned char) (v * opacity * 255.0));
+}
+
+/* precompute shadow corners and sides to save time for large windows */
+ static void
+presum_gaussian (conv *map)
+{
+ int center = map->size/2;
+ int opacity, x, y;
+
+ Gsize = map->size;
+
+ if (shadowCorner)
+ free ((void *)shadowCorner);
+ if (shadowTop)
+ free ((void *)shadowTop);
+
+ shadowCorner = (unsigned char *)(malloc ((Gsize + 1) * (Gsize + 1) * 26));
+ shadowTop = (unsigned char *)(malloc ((Gsize + 1) * 26));
+
+ for (x = 0; x <= Gsize; x++)
+ {
+ shadowTop[25 * (Gsize + 1) + x] = sum_gaussian (map, 1, x - center, center, Gsize * 2, Gsize * 2);
+ for(opacity = 0; opacity < 25; opacity++)
+ shadowTop[opacity * (Gsize + 1) + x] = shadowTop[25 * (Gsize + 1) + x] * opacity / 25;
+ for(y = 0; y <= x; y++)
+ {
+ shadowCorner[25 * (Gsize + 1) * (Gsize + 1) + y * (Gsize + 1) + x]
+ = sum_gaussian (map, 1, x - center, y - center, Gsize * 2, Gsize * 2);
+ shadowCorner[25 * (Gsize + 1) * (Gsize + 1) + x * (Gsize + 1) + y]
+ = shadowCorner[25 * (Gsize + 1) * (Gsize + 1) + y * (Gsize + 1) + x];
+ for(opacity = 0; opacity < 25; opacity++)
+ shadowCorner[opacity * (Gsize + 1) * (Gsize + 1) + y * (Gsize + 1) + x]
+ = shadowCorner[opacity * (Gsize + 1) * (Gsize + 1) + x * (Gsize + 1) + y]
+ = shadowCorner[25 * (Gsize + 1) * (Gsize + 1) + y * (Gsize + 1) + x] * opacity / 25;
+ }
+ }
+}
+
+ static XImage *
+make_shadow (Display *dpy, double opacity, int width, int height)
+{
+ XImage *ximage;
+ unsigned char *data;
+ int gsize = gaussianMap->size;
+ int ylimit, xlimit;
+ int swidth = width + gsize;
+ int sheight = height + gsize;
+ int center = gsize / 2;
+ int x, y;
+ unsigned char d;
+ int x_diff;
+ int opacity_int = (int)(opacity * 25);
+ data = malloc (swidth * sheight * sizeof (unsigned char));
+ if (!data)
+ return 0;
+ ximage = XCreateImage (dpy,
+ DefaultVisual(dpy, DefaultScreen(dpy)),
+ 8,
+ ZPixmap,
+ 0,
+ (char *) data,
+ swidth, sheight, 8, swidth * sizeof (unsigned char));
+ if (!ximage)
+ {
+ free (data);
+ return 0;
+ }
+ /*
+ * Build the gaussian in sections
+ */
+
+ /*
+ * center (fill the complete data array)
+ */
+ if (Gsize > 0)
+ d = shadowTop[opacity_int * (Gsize + 1) + Gsize];
+ else
+ d = sum_gaussian (gaussianMap, opacity, center, center, width, height);
+ memset(data, d, sheight * swidth);
+
+ /*
+ * corners
+ */
+ ylimit = gsize;
+ if (ylimit > sheight / 2)
+ ylimit = (sheight + 1) / 2;
+ xlimit = gsize;
+ if (xlimit > swidth / 2)
+ xlimit = (swidth + 1) / 2;
+
+ for (y = 0; y < ylimit; y++)
+ for (x = 0; x < xlimit; x++)
+ {
+ if (xlimit == Gsize && ylimit == Gsize)
+ d = shadowCorner[opacity_int * (Gsize + 1) * (Gsize + 1) + y * (Gsize + 1) + x];
+ else
+ d = sum_gaussian (gaussianMap, opacity, x - center, y - center, width, height);
+ data[y * swidth + x] = d;
+ data[(sheight - y - 1) * swidth + x] = d;
+ data[(sheight - y - 1) * swidth + (swidth - x - 1)] = d;
+ data[y * swidth + (swidth - x - 1)] = d;
+ }
+
+ /*
+ * top/bottom
+ */
+ x_diff = swidth - (gsize * 2);
+ if (x_diff > 0 && ylimit > 0)
+ {
+ for (y = 0; y < ylimit; y++)
+ {
+ if (ylimit == Gsize)
+ d = shadowTop[opacity_int * (Gsize + 1) + y];
+ else
+ d = sum_gaussian (gaussianMap, opacity, center, y - center, width, height);
+ memset (&data[y * swidth + gsize], d, x_diff);
+ memset (&data[(sheight - y - 1) * swidth + gsize], d, x_diff);
+ }
+ }
+
+ /*
+ * sides
+ */
+
+ for (x = 0; x < xlimit; x++)
+ {
+ if (xlimit == Gsize)
+ d = shadowTop[opacity_int * (Gsize + 1) + x];
+ else
+ d = sum_gaussian (gaussianMap, opacity, x - center, center, width, height);
+ for (y = gsize; y < sheight - gsize; y++)
+ {
+ data[y * swidth + x] = d;
+ data[y * swidth + (swidth - x - 1)] = d;
+ }
+ }
+
+ return ximage;
+}
+
+ static Picture
+shadow_picture (Display *dpy, double opacity, Picture alpha_pict, int width, int height, int *wp, int *hp)
+{
+ XImage *shadowImage;
+ Pixmap shadowPixmap;
+ Pixmap finalPixmap;
+ Picture shadowPicture;
+ Picture finalPicture;
+ GC gc;
+
+ shadowImage = make_shadow (dpy, opacity, width, height);
+ if (!shadowImage)
+ return None;
+ shadowPixmap = XCreatePixmap (dpy, root,
+ shadowImage->width,
+ shadowImage->height,
+ 8);
+ if (!shadowPixmap)
+ {
+ XDestroyImage (shadowImage);
+ return None;
+ }
+
+ shadowPicture = XRenderCreatePicture (dpy, shadowPixmap,
+ XRenderFindStandardFormat (dpy, PictStandardA8),
+ 0, 0);
+ if (!shadowPicture)
+ {
+ XDestroyImage (shadowImage);
+ XFreePixmap (dpy, shadowPixmap);
+ return None;
+ }
+
+ gc = XCreateGC (dpy, shadowPixmap, 0, 0);
+ if (!gc)
+ {
+ XDestroyImage (shadowImage);
+ XFreePixmap (dpy, shadowPixmap);
+ XRenderFreePicture (dpy, shadowPicture);
+ return None;
+ }
+
+ XPutImage (dpy, shadowPixmap, gc, shadowImage, 0, 0, 0, 0,
+ shadowImage->width,
+ shadowImage->height);
+ *wp = shadowImage->width;
+ *hp = shadowImage->height;
+ XFreeGC (dpy, gc);
+ XDestroyImage (shadowImage);
+ XFreePixmap (dpy, shadowPixmap);
+ return shadowPicture;
+}
+
+ Picture
+solid_picture (Display *dpy, Bool argb, double a, double r, double g, double b)
+{
+ Pixmap pixmap;
+ Picture picture;
+ XRenderPictureAttributes pa;
+ XRenderColor c;
+
+ pixmap = XCreatePixmap (dpy, root, 1, 1, argb ? 32 : 8);
+ if (!pixmap)
+ return None;
+
+ pa.repeat = True;
+ picture = XRenderCreatePicture (dpy, pixmap,
+ XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8),
+ CPRepeat,
+ &pa);
+ if (!picture)
+ {
+ XFreePixmap (dpy, pixmap);
+ return None;
+ }
+
+ c.alpha = a * 0xffff;
+ c.red = r * 0xffff;
+ c.green = g * 0xffff;
+ c.blue = b * 0xffff;
+ XRenderFillRectangle (dpy, PictOpSrc, picture, &c, 0, 0, 1, 1);
+ XFreePixmap (dpy, pixmap);
+ return picture;
+}
+
+ void
+discard_ignore (Display *dpy, unsigned long sequence)
+{
+ while (ignore_head)
+ {
+ if ((long) (sequence - ignore_head->sequence) > 0)
+ {
+ ignore *next = ignore_head->next;
+ free (ignore_head);
+ ignore_head = next;
+ if (!ignore_head)
+ ignore_tail = &ignore_head;
+ }
+ else
+ break;
+ }
+}
+
+ void
+set_ignore (Display *dpy, unsigned long sequence)
+{
+ ignore *i = malloc (sizeof (ignore));
+ if (!i)
+ return;
+ i->sequence = sequence;
+ i->next = 0;
+ *ignore_tail = i;
+ ignore_tail = &i->next;
+}
+
+ int
+should_ignore (Display *dpy, unsigned long sequence)
+{
+ discard_ignore (dpy, sequence);
+ return ignore_head && ignore_head->sequence == sequence;
+}
+
+ static win *
+find_win (Display *dpy, Window id)
+{
+ win *w;
+
+ for (w = list; w; w = w->next)
+ if (w->id == id)
+ return w;
+ return 0;
+}
+
+static char *backgroundProps[] = {
+ "_XROOTPMAP_ID",
+ "_XSETROOT_ID",
+ 0,
+};
+
+ static Picture
+root_tile (Display *dpy)
+{
+ Picture picture;
+ Atom actual_type;
+ Pixmap pixmap;
+ int actual_format;
+ unsigned long nitems;
+ unsigned long bytes_after;
+ unsigned char *prop;
+ Bool fill;
+ XRenderPictureAttributes pa;
+ int p;
+
+ pixmap = None;
+ for (p = 0; backgroundProps[p]; p++)
+ {
+ if (XGetWindowProperty (dpy, root, XInternAtom (dpy, backgroundProps[p], False),
+ 0, 4, False, AnyPropertyType,
+ &actual_type, &actual_format, &nitems, &bytes_after, &prop) == Success &&
+ actual_type == XInternAtom (dpy, "PIXMAP", False) && actual_format == 32 && nitems == 1)
+ {
+ pixmap = *(long*)prop;
+ XFree (prop);
+ fill = False;
+ break;
+ }
+ }
+ if (!pixmap)
+ {
+ pixmap = XCreatePixmap (dpy, root, 1, 1, DefaultDepth (dpy, scr));
+ fill = True;
+ }
+ pa.repeat = True;
+ picture = XRenderCreatePicture (dpy, pixmap,
+ sXRenderFindVisualFormat (dpy,
+ DefaultVisual (dpy, scr)),
+ CPRepeat, &pa);
+ if (fill)
+ {
+ XRenderColor c;
+
+ c.red = c.green = c.blue = 0x8080;
+ c.alpha = 0xffff;
+ XRenderFillRectangle (dpy, PictOpSrc, picture, &c,
+ 0, 0, 1, 1);
+ }
+ return picture;
+}
+
+ static void
+paint_root (Display *dpy)
+{
+ if (!rootTile)
+ rootTile = root_tile (dpy);
+
+ XRenderComposite (dpy, PictOpSrc,
+ rootTile, None, rootBuffer,
+ 0, 0, 0, 0, 0, 0, root_width, root_height);
+}
+
+ static XserverRegion
+win_extents (Display *dpy, win *w)
+{
+ XRectangle r;
+
+ r.x = w->a.x;
+ r.y = w->a.y;
+ r.width = w->a.width + w->a.border_width * 2;
+ r.height = w->a.height + w->a.border_width * 2;
+ if (compMode != CompSimple && w->shadowSize > 0 && !(w->windowType == winDockAtom && excludeDockShadows))
+ {
+ if (compMode == CompServerShadows || w->mode != WINDOW_ARGB)
+ {
+ XRectangle sr;
+
+ if (compMode == CompServerShadows)
+ {
+ w->shadow_dx = 2;
+ w->shadow_dy = 7;
+ w->shadow_width = w->a.width;
+ w->shadow_height = w->a.height;
+ }
+ else
+ {
+ w->shadow_dx = SHADOW_OFFSET_X;
+ w->shadow_dx = w->shadow_dx / 100;
+ w->shadow_dy = SHADOW_OFFSET_Y;
+ w->shadow_dy = w->shadow_dy / 100;
+ if (!w->shadow)
+ {
+ double opacity = shadowOpacity;
+ if (w->shadowSize > 100)
+ opacity = opacity/(w->shadowSize*0.015);
+ if (w->mode == WINDOW_TRANS)
+ opacity = opacity * ((double)w->opacity)/((double)OPAQUE);
+ w->shadow = shadow_picture (dpy, opacity, w->alphaPict,
+ w->a.width + w->a.border_width * 2 - 2*(shadowRadius - (w->shadowSize*shadowRadius/100)) ,
+ w->a.height + w->a.border_width * 2 - 2*(shadowRadius - (w->shadowSize*shadowRadius/100)),
+ &w->shadow_width, &w->shadow_height);
+ /*int kill;
+ w->alpha = shadow_picture (dpy, 0.9, w->alphaPict,
+ w->a.width + w->a.border_width * 2,
+ w->a.height + w->a.border_width * 2,
+ &kill, &kill);*/
+ }
+ }
+ sr.x = w->a.x + w->shadow_dx;
+ sr.y = w->a.y + w->shadow_dy;
+ sr.width = w->shadow_width;
+ sr.height = w->shadow_height;
+ if (sr.x < r.x)
+ {
+ r.width = (r.x + r.width) - sr.x;
+ r.x = sr.x;
+ }
+ if (sr.y < r.y)
+ {
+ r.height = (r.y + r.height) - sr.y;
+ r.y = sr.y;
+ }
+ if (sr.x + sr.width > r.x + r.width)
+ r.width = sr.x + sr.width - r.x;
+ if (sr.y + sr.height > r.y + r.height)
+ r.height = sr.y + sr.height - r.y;
+ }
+ }
+ return XFixesCreateRegion (dpy, &r, 1);
+}
+
+ static XserverRegion
+border_size (Display *dpy, win *w)
+{
+ XserverRegion border;
+ /*
+ * if window doesn't exist anymore, this will generate an error
+ * as well as not generate a region. Perhaps a better XFixes
+ * architecture would be to have a request that copies instead
+ * of creates, that way you'd just end up with an empty region
+ * instead of an invalid XID.
+ */
+ set_ignore (dpy, NextRequest (dpy));
+ border = XFixesCreateRegionFromWindow (dpy, w->id, WindowRegionBounding);
+ /* translate this */
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesTranslateRegion (dpy, border,
+ w->a.x + w->a.border_width,
+ w->a.y + w->a.border_width);
+ return border;
+}
+
+ static XserverRegion
+deco_region (Display *dpy, win *w)
+{
+ XserverRegion title;
+ XRectangle r; /*titlebounding rect*/
+ /*
+ * if window doesn't exist anymore, this will generate an error
+ * as well as not generate a region. Perhaps a better XFixes
+ * architecture would be to have a request that copies instead
+ * of creates, that way you'd just end up with an empty region
+ * instead of an invalid XID.
+ */
+ r.x = w->a.x - w->a.border_width + _LEFTWIDTH_(w->decoHash);
+ r.y = w->a.y - w->a.border_width + _TOPHEIGHT_(w->decoHash);
+ r.width = w->a.width + w->a.border_width * 2 - _LEFTWIDTH_(w->decoHash) - _RIGHTWIDTH_(w->decoHash);
+ r.height = w->a.height + w->a.border_width - _TOPHEIGHT_(w->decoHash) - _BOTTOMHEIGHT_(w->decoHash);
+ set_ignore (dpy, NextRequest (dpy));
+ title = XFixesCreateRegion (dpy, &r, 1);
+ if (!w->borderSize)
+ w->borderSize = border_size (dpy, w);
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesSubtractRegion(dpy, title, w->borderSize, title);
+ return title;
+}
+
+ static XserverRegion
+content_region (Display *dpy, win *w)
+{
+ XserverRegion content;
+ XRectangle r; /*contentbounding rect*/
+ /*
+ * if window doesn't exist anymore, this will generate an error
+ * as well as not generate a region. Perhaps a better XFixes
+ * architecture would be to have a request that copies instead
+ * of creates, that way you'd just end up with an empty region
+ * instead of an invalid XID.
+ */
+ r.x = w->a.x - w->a.border_width + _LEFTWIDTH_(w->decoHash);
+ r.y = w->a.y - w->a.border_width + _TOPHEIGHT_(w->decoHash);
+ r.width = w->a.width + w->a.border_width * 2 - _LEFTWIDTH_(w->decoHash) - _RIGHTWIDTH_(w->decoHash);
+ r.height = w->a.height + w->a.border_width - _TOPHEIGHT_(w->decoHash) - _BOTTOMHEIGHT_(w->decoHash);
+ set_ignore (dpy, NextRequest (dpy));
+ content = XFixesCreateRegion (dpy, &r, 1);
+ if (!w->borderSize)
+ w->borderSize = border_size (dpy, w);
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesIntersectRegion(dpy, content, w->borderSize, content);
+ return content;
+}
+
+ static void
+paint_all (Display *dpy, XserverRegion region)
+{
+ win *w;
+ win *t = 0;
+
+ if (!region)
+ {
+ XRectangle r;
+ r.x = 0;
+ r.y = 0;
+ r.width = root_width;
+ r.height = root_height;
+ region = XFixesCreateRegion (dpy, &r, 1);
+ }
+#if MONITOR_REPAINT
+ rootBuffer = rootPicture;
+#else
+ if (!rootBuffer)
+ {
+ Pixmap rootPixmap = XCreatePixmap (dpy, root, root_width, root_height,
+ DefaultDepth (dpy, scr));
+ rootBuffer = XRenderCreatePicture (dpy, rootPixmap,
+ sXRenderFindVisualFormat (dpy,
+ DefaultVisual (dpy, scr)),
+ 0, 0);
+ XFreePixmap (dpy, rootPixmap);
+ }
+#endif
+ XFixesSetPictureClipRegion (dpy, rootPicture, 0, 0, region);
+#if MONITOR_REPAINT
+ XRenderComposite (dpy, PictOpSrc, blackPicture, None, rootPicture,
+ 0, 0, 0, 0, 0, 0, root_width, root_height);
+#endif
+#if DEBUG_REPAINT
+ printf ("paint:");
+#endif
+ for (w = list; w; w = w->next)
+ {
+#if CAN_DO_USABLE
+ if (!w->usable)
+ continue;
+#endif
+ /* never painted, ignore it */
+ if (!w->damaged)
+ continue;
+
+ /* skip invisible windows */
+ if (w->a.x + w->a.width < 1 || w->a.y + w->a.height < 1 || w->a.x >= root_width || w->a.y >= root_height)
+ continue;
+
+ if (!w->picture)
+ {
+ XRenderPictureAttributes pa;
+ XRenderPictFormat *format;
+ Drawable draw = w->id;
+
+#if HAS_NAME_WINDOW_PIXMAP
+ if (hasNamePixmap && !w->pixmap)
+ w->pixmap = XCompositeNameWindowPixmap (dpy, w->id);
+ if (w->pixmap)
+ draw = w->pixmap;
+#endif
+ format = sXRenderFindVisualFormat (dpy, w->a.visual);
+ pa.subwindow_mode = IncludeInferiors;
+ w->picture = XRenderCreatePicture (dpy, draw,
+ format,
+ CPSubwindowMode,
+ &pa);
+ }
+#if DEBUG_REPAINT
+ printf (" 0x%x", w->id);
+#endif
+ if (clipChanged)
+ {
+ if (w->borderSize)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, w->borderSize);
+ w->borderSize = None;
+ }
+ if (w->decoRegion)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, w->decoRegion);
+ w->decoRegion = None;
+ }
+ if (w->contentRegion)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, w->contentRegion);
+ w->contentRegion = None;
+ }
+ if (w->extents)
+ {
+ XFixesDestroyRegion (dpy, w->extents);
+ w->extents = None;
+ }
+ if (w->borderClip)
+ {
+ XFixesDestroyRegion (dpy, w->borderClip);
+ w->borderClip = None;
+ }
+ }
+ if (!w->borderSize)
+ w->borderSize = border_size (dpy, w);
+ if (!w->extents)
+ w->extents = win_extents (dpy, w);
+ if ((w->mode == WINDOW_SOLID) || ((w->mode == WINDOW_TRANS) && w->decoHash))
+ {
+ int x, y, wid, hei;
+#if HAS_NAME_WINDOW_PIXMAP
+ x = w->a.x;
+ y = w->a.y;
+ wid = w->a.width + w->a.border_width * 2;
+ hei = w->a.height + w->a.border_width * 2;
+#else
+ x = w->a.x + w->a.border_width;
+ y = w->a.y + w->a.border_width;
+ wid = w->a.width;
+ hei = w->a.height;
+#endif
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, region);
+ set_ignore (dpy, NextRequest (dpy));
+ /*XFixesSubtractRegion (dpy, region, region, w->borderSize);
+ set_ignore (dpy, NextRequest (dpy));*/
+ if (w->mode == WINDOW_SOLID)
+ {
+ XFixesSubtractRegion (dpy, region, region, w->borderSize);
+ set_ignore (dpy, NextRequest (dpy));
+ XRenderComposite (dpy, PictOpSrc, w->picture, None, rootBuffer,
+ 0, 0, 0, 0, x, y, wid, hei);
+ if (w->dimPicture)
+ XRenderComposite (dpy, PictOpOver, w->dimPicture, None, rootBuffer, 0, 0, 0, 0, x, y, wid, hei);
+ }
+ else
+ {
+ if (!w->contentRegion)
+ w->contentRegion = content_region (dpy, w);
+ XFixesSubtractRegion (dpy, region, region, w->contentRegion);
+ set_ignore (dpy, NextRequest (dpy));
+ /*solid part*/
+ XRenderComposite (dpy, PictOpSrc, w->picture, None, rootBuffer,
+ _LEFTWIDTH_(w->decoHash), _TOPHEIGHT_(w->decoHash), 0, 0,
+ x + _LEFTWIDTH_(w->decoHash),
+ y + _TOPHEIGHT_(w->decoHash),
+ wid - _LEFTWIDTH_(w->decoHash) - _RIGHTWIDTH_(w->decoHash),
+ hei - _TOPHEIGHT_(w->decoHash) - _BOTTOMHEIGHT_(w->decoHash));
+ }
+ }
+ if (!w->borderClip)
+ {
+ w->borderClip = XFixesCreateRegion (dpy, 0, 0);
+ XFixesCopyRegion (dpy, w->borderClip, region);
+ }
+ w->prev_trans = t;
+ t = w;
+ }
+#if DEBUG_REPAINT
+ printf ("\n");
+ fflush (stdout);
+#endif
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, region);
+ paint_root (dpy);
+ for (w = t; w; w = w->prev_trans)
+ {
+ /*skip desktop */
+ if (w->windowType == winDesktopAtom)
+ continue;
+
+ if (w->shadowSize > 0){
+ switch (compMode) {
+ case CompSimple:
+ break;
+ case CompServerShadows:
+ /* dont' bother drawing shadows on desktop windows */
+ if (w->windowType == winDesktopAtom)
+ break;
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, w->borderClip);
+ set_ignore (dpy, NextRequest (dpy));
+ if (w->opacity != OPAQUE && !w->shadowPict)
+ w->shadowPict = solid_picture (dpy, True,
+ (double) w->opacity / OPAQUE * 0.3,
+ 0, 0, 0);
+ XRenderComposite (dpy, PictOpOver,
+ w->shadowPict ? w->shadowPict : transBlackPicture,
+ w->picture, rootBuffer,
+ 0, 0, 0, 0,
+ w->a.x + w->shadow_dx,
+ w->a.y + w->shadow_dy,
+ w->shadow_width, w->shadow_height);
+ break;
+ case CompClientShadows:
+ if (w->shadow && w->windowType != winDesktopAtom)
+ {
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, w->borderClip);
+ XRenderComposite (dpy, PictOpOver, blackPicture, w->shadow, rootBuffer,
+ 0, 0, 0, 0,
+ w->a.x + w->shadow_dx,
+ w->a.y + w->shadow_dy,
+ w->shadow_width, w->shadow_height);
+ }
+ break;
+ }
+ }
+ if (w->opacity != OPAQUE && !w->alphaPict)
+ w->alphaPict = solid_picture (dpy, False,
+ (double) w->opacity / OPAQUE, shadowColor.red, shadowColor.green, shadowColor.blue);
+ if (w->mode == WINDOW_TRANS)
+ {
+ int x, y, wid, hei;
+ XFixesIntersectRegion (dpy, w->borderClip, w->borderClip, w->borderSize);
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, w->borderClip);
+#if HAS_NAME_WINDOW_PIXMAP
+ x = w->a.x;
+ y = w->a.y;
+ wid = w->a.width + w->a.border_width * 2;
+ hei = w->a.height + w->a.border_width * 2;
+#else
+ x = w->a.x + w->a.border_width;
+ y = w->a.y + w->a.border_width;
+ wid = w->a.width;
+ hei = w->a.height;
+#endif
+ set_ignore (dpy, NextRequest (dpy));
+ if (!w->decoHash)
+ {
+ XRenderComposite (dpy, PictOpOver, w->picture, w->alphaPict, rootBuffer,
+ 0, 0, 0, 0, x, y, wid, hei);
+ }
+ else
+ {
+ /*trans part*/
+ /* PICTURE ;)
+ |-----------------------------|
+ | top |
+ |-----------------------------|
+ |l | | r|
+ |e | | i|
+ |f | | g|
+ |t | | h|
+ |--------------------------| t|
+ | bottom | |
+ |--------------------------|--|*/
+ /*top*/
+ XRenderComposite (dpy, PictOpOver, w->picture, w->alphaPict, rootBuffer,
+ 0, 0, 0, 0, x, y, wid, _TOPHEIGHT_(w->decoHash));
+ /*right*/
+ XRenderComposite (dpy, PictOpOver, w->picture, w->alphaPict, rootBuffer,
+ wid - _RIGHTWIDTH_(w->decoHash), _TOPHEIGHT_(w->decoHash),
+ 0, 0,
+ x + wid - _RIGHTWIDTH_(w->decoHash),
+ y + _TOPHEIGHT_(w->decoHash), _RIGHTWIDTH_(w->decoHash),
+ hei - _TOPHEIGHT_(w->decoHash));
+ /*bottom*/
+ XRenderComposite (dpy, PictOpOver, w->picture, w->alphaPict, rootBuffer,
+ 0, hei - _BOTTOMHEIGHT_(w->decoHash), 0, 0,
+ x, y + hei - _BOTTOMHEIGHT_(w->decoHash),
+ wid - _RIGHTWIDTH_(w->decoHash), _BOTTOMHEIGHT_(w->decoHash));
+ /*left*/
+ XRenderComposite (dpy, PictOpOver, w->picture, w->alphaPict, rootBuffer,
+ 0, _TOPHEIGHT_(w->decoHash), 0, 0,
+ x, y + _TOPHEIGHT_(w->decoHash),
+ _LEFTWIDTH_(w->decoHash), hei - _TOPHEIGHT_(w->decoHash) - _BOTTOMHEIGHT_(w->decoHash));
+ }
+ }
+ else if (w->mode == WINDOW_ARGB)
+ {
+ int x, y, wid, hei;
+ XFixesIntersectRegion (dpy, w->borderClip, w->borderClip, w->borderSize);
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, w->borderClip);
+#if HAS_NAME_WINDOW_PIXMAP
+ x = w->a.x;
+ y = w->a.y;
+ wid = w->a.width + w->a.border_width * 2;
+ hei = w->a.height + w->a.border_width * 2;
+#else
+ x = w->a.x + w->a.border_width;
+ y = w->a.y + w->a.border_width;
+ wid = w->a.width;
+ hei = w->a.height;
+#endif
+ set_ignore (dpy, NextRequest (dpy));
+ XRenderComposite (dpy, PictOpOver, w->picture, w->alphaPict, rootBuffer,
+ 0, 0, 0, 0,
+ x, y, wid, hei);
+ }
+ XFixesDestroyRegion (dpy, w->borderClip);
+ w->borderClip = None;
+ }
+ XFixesDestroyRegion (dpy, region);
+ if (rootBuffer != rootPicture)
+ {
+#if 0
+ XTransform t;
+ t.matrix[0][0] = XDoubleToFixed (3.0 /*/ scale*/);
+ t.matrix[0][1] = 0.0;
+ t.matrix[0][2] = 0.0;
+
+ t.matrix[1][0] = 0.0;
+ t.matrix[1][1] = XDoubleToFixed (1.0 /*/ scale*/);
+ t.matrix[1][2] = 0.0;
+
+ t.matrix[2][0] = 0.0;
+ t.matrix[2][1] = 0.0;
+ t.matrix[2][2] = XDoubleToFixed (1.0);
+
+ XRenderSetPictureTransform (dpy, rootBuffer, &t);
+#endif
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, None);
+ XRenderComposite (dpy, PictOpSrc, rootBuffer, None, rootPicture,
+ 0, 0, 0, 0, 0, 0, root_width, root_height);
+ }
+}
+
+ static void
+add_damage (Display *dpy, XserverRegion damage)
+{
+ if (allDamage)
+ {
+ XFixesUnionRegion (dpy, allDamage, allDamage, damage);
+ XFixesDestroyRegion (dpy, damage);
+ }
+ else
+ allDamage = damage;
+}
+
+ static void
+repair_win (Display *dpy, win *w)
+{
+ XserverRegion parts;
+
+ if (!w->damaged)
+ {
+ parts = win_extents (dpy, w);
+ set_ignore (dpy, NextRequest (dpy));
+ XDamageSubtract (dpy, w->damage, None, None);
+ }
+ else
+ {
+ XserverRegion o;
+ parts = XFixesCreateRegion (dpy, 0, 0);
+ set_ignore (dpy, NextRequest (dpy));
+ XDamageSubtract (dpy, w->damage, None, parts);
+ XFixesTranslateRegion (dpy, parts,
+ w->a.x + w->a.border_width,
+ w->a.y + w->a.border_width);
+ if (compMode == CompServerShadows)
+ {
+ o = XFixesCreateRegion (dpy, 0, 0);
+ XFixesCopyRegion (dpy, o, parts);
+ XFixesTranslateRegion (dpy, o, w->shadow_dx, w->shadow_dy);
+ XFixesUnionRegion (dpy, parts, parts, o);
+ XFixesDestroyRegion (dpy, o);
+ }
+ }
+ add_damage (dpy, parts);
+ w->damaged = 1;
+}
+
+static unsigned int
+get_opacity_prop(Display *dpy, win *w, unsigned int def);
+
+ static void
+map_win (Display *dpy, Window id, unsigned long sequence, Bool fade)
+{
+ win *w = find_win (dpy, id);
+ Drawable back;
+
+ if (!w)
+ return;
+ w->a.map_state = IsViewable;
+
+ /* This needs to be here or else we lose transparency messages */
+ XSelectInput (dpy, id, PropertyChangeMask);
+
+#if CAN_DO_USABLE
+ w->damage_bounds.x = w->damage_bounds.y = 0;
+ w->damage_bounds.width = w->damage_bounds.height = 0;
+#endif
+ w->damaged = 0;
+
+ if (fade && fadeWindows)
+ set_fade (dpy, w, 0, get_opacity_prop(dpy, w, OPAQUE)*1.0/OPAQUE, fade_in_step, 0, False, True, True, True);
+}
+
+ static void
+finish_unmap_win (Display *dpy, win *w)
+{
+ w->damaged = 0;
+#if CAN_DO_USABLE
+ w->usable = False;
+#endif
+ if (w->extents != None)
+ {
+ add_damage (dpy, w->extents); /* destroys region */
+ w->extents = None;
+ }
+
+#if HAS_NAME_WINDOW_PIXMAP
+ if (w->pixmap)
+ {
+ XFreePixmap (dpy, w->pixmap);
+ w->pixmap = None;
+ }
+#endif
+
+ if (w->picture)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XRenderFreePicture (dpy, w->picture);
+ w->picture = None;
+ }
+
+ /* don't care about properties anymore */
+ set_ignore (dpy, NextRequest (dpy));
+ XSelectInput(dpy, w->id, 0);
+
+ if (w->borderSize)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, w->borderSize);
+ w->borderSize = None;
+ }
+
+ if (w->decoRegion)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, w->decoRegion);
+ w->decoRegion = None;
+ }
+
+ if (w->contentRegion)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, w->contentRegion);
+ w->contentRegion = None;
+ }
+
+ if (w->shadow)
+ {
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ }
+ if (w->borderClip)
+ {
+ XFixesDestroyRegion (dpy, w->borderClip);
+ w->borderClip = None;
+ }
+
+ clipChanged = True;
+}
+
+#if HAS_NAME_WINDOW_PIXMAP
+ static void
+unmap_callback (Display *dpy, win *w, Bool gone)
+{
+ finish_unmap_win (dpy, w);
+}
+#endif
+
+ static void
+unmap_win (Display *dpy, Window id, Bool fade)
+{
+ win *w = find_win (dpy, id);
+ if (!w)
+ return;
+ w->a.map_state = IsUnmapped;
+#if HAS_NAME_WINDOW_PIXMAP
+ if (w->pixmap && fade && fadeWindows)
+ set_fade (dpy, w, w->opacity*1.0/OPAQUE, 0.0, fade_out_step, unmap_callback, False, False, True, True);
+ else
+#endif
+ finish_unmap_win (dpy, w);
+}
+
+/* Get the opacity prop from window
+ not found: default
+ otherwise the value
+ */
+ static unsigned int
+get_opacity_prop(Display *dpy, win *w, unsigned int def)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data;
+ int result = XGetWindowProperty(dpy, w->id, opacityAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL && format == 32 )
+ {
+ unsigned int i;
+ i = *(long*)data;
+ XFree( (void *) data);
+ return i;
+ }
+ return def;
+}
+
+ static unsigned int
+get_shadow_prop(Display *dpy, win *w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data = NULL;
+ int result = XGetWindowProperty(dpy, w->id, shadowAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL && format == 32 )
+ {
+ unsigned int i;
+ i = *(long*)data;
+ XFree( (void *) data);
+ /*i added this for security reaons but limiting a value to 200% is somewhat indiscriminate
+ if (i > 200)
+ return 200;
+ else*/
+ return i;
+ }
+ return 100;
+}
+
+ static unsigned int
+get_shade_prop(Display *dpy, win *w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data = NULL;
+ int result = XGetWindowProperty(dpy, w->id, shadeAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL && format == 32 )
+ {
+ unsigned int i;
+ i = *(long*)data;
+ XFree( (void *) data);
+ return i;
+ }
+ return 0;
+}
+
+ static Bool
+get_shapable_prop(Display *dpy, win *w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data = NULL;
+ int result = XGetWindowProperty(dpy, w->id, shapableAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL && format == 32 )
+ {
+ unsigned int i;
+ i = *(long*)data;
+ XFree( (void *) data);
+ return i==1;
+ }
+ return True; /*in general, the window should be shapable*/
+}
+
+static unsigned int
+get_decoHash_prop(Display *dpy, win *w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data = NULL;
+ int result = XGetWindowProperty(dpy, w->id, decoHashAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL && format == 32 )
+ {
+ unsigned int i;
+ i = *(long*)data;
+ XFree( (void *) data);
+ return i;
+ }
+ return 0; /*no titlebar*/
+}
+
+static unsigned int
+get_dim_prop(Display *dpy, win *w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data = NULL;
+ int result = XGetWindowProperty(dpy, w->id, dimAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL)
+ {
+ unsigned int i;
+ memcpy (&i, data, sizeof (unsigned int));
+ XFree( (void *) data);
+ if (i == 0) i = 1;
+ return i;
+ }
+ return OPAQUE; /*in general, the window is not dimmed*/
+}
+
+static unsigned int
+get_deskchange_prop(Display *dpy, Window id)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data = NULL;
+ int result = XGetWindowProperty(dpy, id, deskChangeAtom, 0L, 1L, False,
+ XA_CARDINAL, &actual, &format,
+ &n, &left, &data);
+ if (result == Success && data != NULL)
+ {
+ unsigned int i;
+ memcpy (&i, data, sizeof (unsigned int));
+ XFree( (void *) data);
+ if (i < 3)
+ return i;
+ }
+ return 0; /*no valid change state*/
+}
+
+/* Get the opacity property from the window in a percent format
+ not found: default
+otherwise: the value
+*/
+ static double
+get_opacity_percent(Display *dpy, win *w, double def)
+{
+ if (w && w->isInFade)
+ {
+ fade *f = find_fade(w);
+ return f->finish;
+ }
+ else
+ {
+ unsigned int opacity = get_opacity_prop (dpy, w, (unsigned int)(OPAQUE*def));
+ return opacity*1.0/OPAQUE;
+ }
+}
+#if 0
+static void
+damage_shape(Display *dpy, win *w, XRectangle *shape_damage)
+{
+ set_ignore (dpy, NextRequest (dpy));
+ XserverRegion region = XFixesCreateRegion (dpy, shape_damage, 1);
+ set_ignore (dpy, NextRequest (dpy));
+ XserverRegion tmpRegion;
+ add_damage(dpy, region);
+ win *i;
+ XRectangle *rect;
+ int n;
+ for (i = w; i; i = i->next)
+ {
+ XFixesIntersectRegion (dpy, tmpRegion, region, w->extents);
+ rect = XFixesFetchRegion (dpy, region, &n);
+ free(rect);
+ printf("%d\n",n);
+ if (n != 1)
+ {
+ w->damage = True;
+ XFixesSubtractRegion (dpy, region, region, w->extents);
+ }
+ else
+ break;
+ }
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, tmpRegion);
+ set_ignore (dpy, NextRequest (dpy));
+ XFixesDestroyRegion (dpy, region);
+}
+#endif
+
+/* determine mode for window all in one place.
+ Future might check for menu flag and other cool things
+ */
+
+ static Atom
+get_wintype_prop(Display * dpy, Window w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ unsigned char *data;
+ int result = XGetWindowProperty (dpy, w, winTypeAtom, 0L, 1L, False,
+ XA_ATOM, &actual, &format,
+ &n, &left, &data);
+
+ if (result == Success && data != None && format == 32 )
+ {
+ Atom a;
+ a = *(long*)data;
+ XFree ( (void *) data);
+ return a;
+ }
+ return winNormalAtom;
+}
+
+ static void
+determine_mode(Display *dpy, win *w)
+{
+ int mode;
+ XRenderPictFormat *format;
+ unsigned int default_opacity;
+
+ /* if trans prop == -1 fall back on previous tests*/
+
+ if (w->alphaPict)
+ {
+ XRenderFreePicture (dpy, w->alphaPict);
+ w->alphaPict = None;
+ }
+ if (w->shadowPict)
+ {
+ XRenderFreePicture (dpy, w->shadowPict);
+ w->shadowPict = None;
+ }
+
+ if (w->a.class == InputOnly)
+ {
+ format = 0;
+ }
+ else
+ {
+ format = XRenderFindVisualFormat (dpy, w->a.visual);
+ }
+
+ if (!disable_argb && format && format->type == PictTypeDirect && format->direct.alphaMask)
+ {
+ mode = WINDOW_ARGB;
+ }
+ else if (w->opacity != OPAQUE)
+ {
+ mode = WINDOW_TRANS;
+ }
+ else
+ {
+ mode = WINDOW_SOLID;
+ }
+ w->mode = mode;
+ if (w->extents)
+ {
+ XserverRegion damage;
+ damage = XFixesCreateRegion (dpy, 0, 0);
+ XFixesCopyRegion (dpy, damage, w->extents);
+ add_damage (dpy, damage);
+ }
+}
+
+ static Atom
+determine_wintype (Display *dpy, Window w)
+{
+ Window root_return, parent_return;
+ Window *children = NULL;
+ unsigned int nchildren, i;
+ Atom type;
+
+ type = get_wintype_prop (dpy, w);
+ if (type != winNormalAtom)
+ return type;
+
+ if (!XQueryTree (dpy, w, &root_return, &parent_return, &children,
+ &nchildren))
+ {
+ /* XQueryTree failed. */
+ if (children)
+ XFree ((void *)children);
+ return winNormalAtom;
+ }
+
+ for (i = 0;i < nchildren;i++)
+ {
+ type = determine_wintype (dpy, children[i]);
+ if (type != winNormalAtom)
+ return type;
+ }
+
+ if (children)
+ XFree ((void *)children);
+
+ return winNormalAtom;
+}
+
+ static void
+add_win (Display *dpy, Window id, Window prev)
+{
+ win *new = malloc (sizeof (win));
+ win **p;
+ unsigned int tmp;
+
+ if (!new)
+ return;
+ if (prev)
+ {
+ for (p = &list; *p; p = &(*p)->next)
+ if ((*p)->id == prev)
+ break;
+ }
+ else
+ p = &list;
+ new->id = id;
+ set_ignore (dpy, NextRequest (dpy));
+ if (!XGetWindowAttributes (dpy, id, &new->a))
+ {
+ free (new);
+ return;
+ }
+ new->damaged = 0;
+#if CAN_DO_USABLE
+ new->usable = False;
+#endif
+#if HAS_NAME_WINDOW_PIXMAP
+ new->pixmap = None;
+#endif
+ new->picture = None;
+ if (new->a.class == InputOnly)
+ {
+ new->damage_sequence = 0;
+ new->damage = None;
+ }
+ else
+ {
+ new->damage_sequence = NextRequest (dpy);
+ new->damage = XDamageCreate (dpy, id, XDamageReportNonEmpty);
+ }
+ new->isInFade = False;
+ new->alphaPict = None;
+ new->shadowPict = None;
+ new->borderSize = None;
+ new->extents = None;
+ new->shadow = None;
+ new->shadow_dx = 0;
+ new->shadow_dy = 0;
+ new->shadow_width = 0;
+ new->shadow_height = 0;
+ new->opacity = OPAQUE;
+ new->shadowSize = 100;
+ new->decoHash = 0;
+
+ new->borderClip = None;
+ new->prev_trans = 0;
+
+ XShapeSelectInput( dpy, id, ShapeNotifyMask );
+
+ /* moved mode setting to one place */
+ new->opacity = get_opacity_prop (dpy, new, OPAQUE);
+ new->shadowSize = get_shadow_prop (dpy, new);
+ new->shapable = get_shapable_prop(dpy, new);
+ new->decoHash = get_decoHash_prop(dpy, new);
+ tmp = get_dim_prop(dpy, new);
+ new->dimPicture = (tmp < OPAQUE) ? solid_picture (dpy, True, (double)tmp/OPAQUE, 0.1, 0.1, 0.1) : None;
+ new->windowType = determine_wintype (dpy, new->id);
+ determine_mode (dpy, new);
+
+ new->next = *p;
+ *p = new;
+ if (new->a.map_state == IsViewable)
+ map_win (dpy, id, new->damage_sequence - 1, True);
+}
+
+ void
+restack_win (Display *dpy, win *w, Window new_above)
+{
+ Window old_above;
+
+ if (w->next)
+ old_above = w->next->id;
+ else
+ old_above = None;
+ if (old_above != new_above)
+ {
+ win **prev;
+
+ /* unhook */
+ for (prev = &list; *prev; prev = &(*prev)->next)
+ if ((*prev) == w)
+ break;
+ *prev = w->next;
+
+ /* rehook */
+ for (prev = &list; *prev; prev = &(*prev)->next)
+ {
+ if ((*prev)->id == new_above)
+ break;
+ }
+ w->next = *prev;
+ *prev = w;
+ }
+}
+
+ static void
+configure_win (Display *dpy, XConfigureEvent *ce)
+{
+ win *w = find_win (dpy, ce->window);
+ Window above;
+ XserverRegion damage = None;
+
+ if (!w)
+ {
+ if (ce->window == root)
+ {
+ if (rootBuffer)
+ {
+ XRenderFreePicture (dpy, rootBuffer);
+ rootBuffer = None;
+ }
+ root_width = ce->width;
+ root_height = ce->height;
+ }
+ return;
+ }
+#if CAN_DO_USABLE
+ if (w->usable)
+#endif
+ {
+ damage = XFixesCreateRegion (dpy, 0, 0);
+ if (w->extents != None)
+ XFixesCopyRegion (dpy, damage, w->extents);
+ }
+ w->a.x = ce->x;
+ w->a.y = ce->y;
+ if (w->a.width != ce->width || w->a.height != ce->height)
+ {
+#if HAS_NAME_WINDOW_PIXMAP
+ if (w->pixmap)
+ {
+ XFreePixmap (dpy, w->pixmap);
+ w->pixmap = None;
+ if (w->picture)
+ {
+ XRenderFreePicture (dpy, w->picture);
+ w->picture = None;
+ }
+ }
+#endif
+ if (w->shadow)
+ {
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ }
+ }
+ w->a.width = ce->width;
+ w->a.height = ce->height;
+ w->a.border_width = ce->border_width;
+ w->a.override_redirect = ce->override_redirect;
+ restack_win (dpy, w, ce->above);
+ if (damage)
+ {
+ XserverRegion extents = win_extents (dpy, w);
+ XFixesUnionRegion (dpy, damage, damage, extents);
+ XFixesDestroyRegion (dpy, extents);
+ add_damage (dpy, damage);
+ }
+ clipChanged = True;
+}
+
+ static void
+circulate_win (Display *dpy, XCirculateEvent *ce)
+{
+ win *w = find_win (dpy, ce->window);
+ Window new_above;
+
+ if (!w)
+ return;
+
+ if (ce->place == PlaceOnTop)
+ new_above = list->id;
+ else
+ new_above = None;
+ restack_win (dpy, w, new_above);
+ clipChanged = True;
+}
+
+ static void
+finish_destroy_win (Display *dpy, Window id, Bool gone)
+{
+ win **prev, *w;
+
+ for (prev = &list; (w = *prev); prev = &w->next)
+ if (w->id == id)
+ {
+ if (!gone)
+ finish_unmap_win (dpy, w);
+ *prev = w->next;
+ if (w->picture)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XRenderFreePicture (dpy, w->picture);
+ w->picture = None;
+ }
+ if (w->alphaPict)
+ {
+ XRenderFreePicture (dpy, w->alphaPict);
+ w->alphaPict = None;
+ }
+ if (w->shadowPict)
+ {
+ XRenderFreePicture (dpy, w->shadowPict);
+ w->shadowPict = None;
+ }
+ if (w->shadow)
+ {
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ }
+ if (w->damage != None)
+ {
+ set_ignore (dpy, NextRequest (dpy));
+ XDamageDestroy (dpy, w->damage);
+ w->damage = None;
+ }
+ cleanup_fade (dpy, w);
+ free (w);
+ break;
+ }
+}
+
+#if HAS_NAME_WINDOW_PIXMAP
+ static void
+destroy_callback (Display *dpy, win *w, Bool gone)
+{
+ finish_destroy_win (dpy, w->id, gone);
+}
+#endif
+
+ static void
+destroy_win (Display *dpy, Window id, Bool gone, Bool fade)
+{
+ win *w = find_win (dpy, id);
+#if HAS_NAME_WINDOW_PIXMAP
+ if (w && w->pixmap && fade && fadeWindows)
+ set_fade (dpy, w, w->opacity*1.0/OPAQUE, 0.0, fade_out_step, destroy_callback, gone, False, True, True);
+ else
+#endif
+ {
+ finish_destroy_win (dpy, id, gone);
+ }
+}
+
+/*
+ static void
+ dump_win (win *w)
+ {
+ printf ("\t%08lx: %d x %d + %d + %d (%d)\n", w->id,
+ w->a.width, w->a.height, w->a.x, w->a.y, w->a.border_width);
+ }
+
+
+ static void
+ dump_wins (void)
+ {
+ win *w;
+
+ printf ("windows:\n");
+ for (w = list; w; w = w->next)
+ dump_win (w);
+ }
+ */
+
+ static void
+damage_win (Display *dpy, XDamageNotifyEvent *de)
+{
+ win *w = find_win (dpy, de->drawable);
+
+ if (!w)
+ return;
+#if CAN_DO_USABLE
+ if (!w->usable)
+ {
+ if (w->damage_bounds.width == 0 || w->damage_bounds.height == 0)
+ {
+ w->damage_bounds = de->area;
+ }
+ else
+ {
+ if (de->area.x < w->damage_bounds.x)
+ {
+ w->damage_bounds.width += (w->damage_bounds.x - de->area.x);
+ w->damage_bounds.x = de->area.x;
+ }
+ if (de->area.y < w->damage_bounds.y)
+ {
+ w->damage_bounds.height += (w->damage_bounds.y - de->area.y);
+ w->damage_bounds.y = de->area.y;
+ }
+ if (de->area.x + de->area.width > w->damage_bounds.x + w->damage_bounds.width)
+ w->damage_bounds.width = de->area.x + de->area.width - w->damage_bounds.x;
+ if (de->area.y + de->area.height > w->damage_bounds.y + w->damage_bounds.height)
+ w->damage_bounds.height = de->area.y + de->area.height - w->damage_bounds.y;
+ }
+#if 0
+ printf ("unusable damage %d, %d: %d x %d bounds %d, %d: %d x %d\n",
+ de->area.x,
+ de->area.y,
+ de->area.width,
+ de->area.height,
+ w->damage_bounds.x,
+ w->damage_bounds.y,
+ w->damage_bounds.width,
+ w->damage_bounds.height);
+#endif
+ if (w->damage_bounds.x <= 0 &&
+ w->damage_bounds.y <= 0 &&
+ w->a.width <= w->damage_bounds.x + w->damage_bounds.width &&
+ w->a.height <= w->damage_bounds.y + w->damage_bounds.height)
+ {
+ clipChanged = True;
+ if (fadeWindows)
+ set_fade (dpy, w, 0, get_opacity_percent (dpy, w, 1.0), fade_in_step, 0, False, True, True, False);
+ w->usable = True;
+ }
+ }
+ if (w->usable)
+#endif
+ repair_win (dpy, w);
+}
+
+ static int
+error (Display *dpy, XErrorEvent *ev)
+{
+ int o;
+ char *name = 0;
+
+ if (should_ignore (dpy, ev->serial))
+ return 0;
+
+ if (ev->request_code == composite_opcode &&
+ ev->minor_code == X_CompositeRedirectSubwindows)
+ {
+ fprintf (stderr, "Another composite manager is already running\n");
+ exit (1);
+ }
+
+ o = ev->error_code - xfixes_error;
+ switch (o) {
+ case BadRegion: name = "BadRegion"; break;
+ default: break;
+ }
+ o = ev->error_code - damage_error;
+ switch (o) {
+ case BadDamage: name = "BadDamage"; break;
+ default: break;
+ }
+ o = ev->error_code - render_error;
+ switch (o) {
+ case BadPictFormat: name ="BadPictFormat"; break;
+ case BadPicture: name ="BadPicture"; break;
+ case BadPictOp: name ="BadPictOp"; break;
+ case BadGlyphSet: name ="BadGlyphSet"; break;
+ case BadGlyph: name ="BadGlyph"; break;
+ default: break;
+ }
+
+#ifndef NDEBUG
+ fprintf (stderr,"error %d request %d minor %d serial %d\n",
+ ev->error_code, ev->request_code, ev->minor_code, ev->serial);
+#endif
+
+ /* abort (); this is just annoying to most people */
+ return 0;
+}
+
+ static void
+expose_root (Display *dpy, Window root, XRectangle *rects, int nrects)
+{
+ XserverRegion region = XFixesCreateRegion (dpy, rects, nrects);
+
+ add_damage (dpy, region);
+}
+
+
+ static int
+ev_serial (XEvent *ev)
+{
+ if ((ev->type & 0x7f) != KeymapNotify)
+ return ev->xany.serial;
+ return NextRequest (ev->xany.display);
+}
+
+
+ static char *
+ev_name (XEvent *ev)
+{
+ static char buf[128];
+ switch (ev->type & 0x7f) {
+ case Expose:
+ return "Expose";
+ case MapNotify:
+ return "Map";
+ case UnmapNotify:
+ return "Unmap";
+ case ReparentNotify:
+ return "Reparent";
+ case CirculateNotify:
+ return "Circulate";
+ default:
+ if (ev->type == damage_event + XDamageNotify)
+ return "Damage";
+ sprintf (buf, "Event %d", ev->type);
+ return buf;
+ }
+}
+
+ static Window
+ev_window (XEvent *ev)
+{
+ switch (ev->type) {
+ case Expose:
+ return ev->xexpose.window;
+ case MapNotify:
+ return ev->xmap.window;
+ case UnmapNotify:
+ return ev->xunmap.window;
+ case ReparentNotify:
+ return ev->xreparent.window;
+ case CirculateNotify:
+ return ev->xcirculate.window;
+ default:
+ if (ev->type == damage_event + XDamageNotify){
+ fprintf(stderr, "%d", ev->type);
+ return ((XDamageNotifyEvent *) ev)->drawable;
+ }
+ return 0;
+ }
+}
+
+void
+setShadowColor(char *value){ /*format nach #xxxxxx (html) �ndern?*/
+ unsigned int tmp;
+ char **res = NULL;
+ tmp = strtoul(value, res, 16);
+ if( !value || strlen(value) < 6 || strlen(value) > 8 || (*(value+1) == 'x' && strlen(value) < 8) || res != NULL ){
+ shadowColor.red = 0;
+ shadowColor.green = 0;
+ shadowColor.blue = 0;
+ printf("wrong hexadecimal (use 0xXXXXXX or XXXXXX)! defaulting to black...\n");
+ return;
+ }
+ shadowColor.blue = tmp&0xff;
+ tmp >>= 8;
+ shadowColor.green = tmp&0xff;
+ tmp >>= 8;
+ shadowColor.red = tmp&0xff;
+}
+
+typedef enum _option{
+ Display_=0,
+ Compmode,
+ ExcludeDockShadows,
+ FadeWindows,
+ FadeTrans,
+ AutoRedirect,
+ Synchronize,
+ ShadowColor,
+ ShadowRadius,
+ ShadowOpacity,
+ ShadowOffsetX,
+ ShadowOffsetY,
+ FadeOutStep,
+ FadeInStep,
+ FadeDelta,
+ DisableARGB,
+ NUMBEROFOPTIONS
+} Option;
+
+const char *
+options[NUMBEROFOPTIONS] = {
+ "Display", /*0*/
+ "Compmode", /*1*/
+ "ExcludeDockShadows", /*2*/
+ "FadeWindows", /*3*/
+ "FadeTrans", /*4*/
+ "AutoRedirect", /*5*/
+ "Synchronize", /*6*/
+ "ShadowColor", /*7*/
+ "ShadowRadius", /*8*/
+ "ShadowOpacity", /*9*/
+ "ShadowOffsetX", /*10*/
+ "ShadowOffsetY", /*11*/
+ "FadeOutStep", /*12*/
+ "FadeInStep", /*13*/
+ "FadeDelta", /*14*/
+ "DisableARGB", /*15*/
+ /*put your thingy in here...*/
+};
+
+void
+setValue(Option option, char *value ){
+ switch(option){ /*please keep that upside-down, because this way adding a new option is easier (all in one view)*/
+
+ case FadeDelta:
+ fade_delta = atoi(value);
+ if (fade_delta < 1)
+ fade_delta = 10;
+ break;
+ case FadeInStep:
+ fade_in_step = atof(value);
+ if (fade_in_step <= 0)
+ fade_in_step = 0.01;
+ break;
+ case FadeOutStep:
+ fade_out_step = atof(value);
+ if (fade_out_step <= 0)
+ fade_out_step = 0.01;
+ break;
+ case ShadowOffsetY:
+ shadowOffsetY = atoi(value);
+ break;
+ case ShadowOffsetX:
+ shadowOffsetX = atoi(value);
+ break;
+ case ShadowOpacity:
+ shadowOpacity = atof(value);
+ break;
+ case ShadowRadius:
+ shadowRadius = atoi(value);
+ break;
+ case ShadowColor:
+ setShadowColor(value);
+ break;
+ case Synchronize:
+ synchronize = ( strcasecmp(value, "true") == 0 );
+ break;
+ case AutoRedirect:
+ autoRedirect = ( strcasecmp(value, "true") == 0 );
+ break;
+ case FadeTrans:
+ fadeTrans = ( strcasecmp(value, "true") == 0 );
+ break;
+ case FadeWindows:
+ fadeWindows = ( strcasecmp(value, "true") == 0 );
+ break;
+ case ExcludeDockShadows:
+ excludeDockShadows = ( strcasecmp(value, "true") == 0 );
+ break;
+ case Compmode:
+ if( strcasecmp(value, "CompClientShadows") == 0 ){
+ compMode = CompClientShadows;
+ }
+ else if( strcasecmp(value, "CompServerShadows") == 0 ){
+ compMode = CompServerShadows;
+ }
+ else{
+ compMode = CompSimple; /*default*/
+ }
+ break;
+ case Display_:
+ break;
+ display = strdup(value);
+ break;
+ case DisableARGB:
+ disable_argb = ( strcasecmp(value, "true") == 0 );
+ break;
+ default:
+ break;
+ }
+}
+
+int
+setParameter(char *line){
+ char *name = strtok(line, "=");
+ char *value = line+strlen(name)+1;
+ Option i;
+ for(i=Display_; i < NUMBEROFOPTIONS; i++){
+ if( strcasecmp(name, *(options+i) ) == 0 ){
+ setValue(i, value);
+ name = value = NULL;
+ return 1;
+ }
+ }
+ printf("ignored unknown option: <%s>\n", name);
+ name = value = NULL;
+ return 0;
+}
+
+void
+loadConfig(char *filename){
+ FILE *file = NULL;
+ char line[ 1024 ];
+ size_t length = 0;
+ Bool wasNull = False;
+ Bool section = False;
+
+ if( filename == NULL ){
+ const char *home = getenv("HOME");
+ const char *configfile = "/.xcompmgrrc";
+ int n = strlen(home)+strlen(configfile)+1;
+ filename = (char*)malloc(n*sizeof(char));
+ memset(filename,0,n);
+ wasNull = True;
+
+ strcat(filename, home);
+ strcat(filename, configfile);
+ }
+
+ printf("trying '%s' as configfile\n\n", filename);
+
+ if( (file = fopen(filename, "r")) == NULL ){
+ printf("failed to open config file. does it exist?\n");
+ if( wasNull ){
+ free(filename);
+ filename = NULL;
+ }
+ return;
+ }
+
+ /*find section*/
+ while( !section && fgets(line, 1023, file) != NULL ){
+ if( strcmp(line, "[xcompmgr]\n") == 0 )
+ section = True;
+ }
+ /*read and set values*/
+ while( section && fgets(line, 1023, file) != NULL ){
+ int ret = strlen( line );
+ if( ret > 1 ){
+ if( *line == '[' )/*found new section - maybe check for '\n'?*/
+ break;
+ *(line+ret-1) = '\0';
+ setParameter(line);
+ }
+ }
+ printf("\nfinished parsing the config file\n");
+ fclose(file);
+ if( wasNull ){
+ free(filename);
+ filename = NULL;
+ }
+}
+
+ void
+usage (char *program)
+{
+ fprintf (stderr, "%s v1.0\n", program);
+ fprintf (stderr, "usage: %s [options]\n", program);
+ fprintf (stderr, "Options\n");
+ fprintf (stderr, " -d display\n Specifies which display should be managed.\n");
+ fprintf (stderr, " -r radius\n Specifies the blur radius for client-side shadows. (default 12)\n");
+ fprintf (stderr, " -o opacity\n Specifies the translucency for client-side shadows. (default .75)\n");
+ fprintf (stderr, " -l left-offset\n Specifies the left offset for client-side shadows. (default -15)\n");
+ fprintf (stderr, " -t top-offset\n Specifies the top offset for clinet-side shadows. (default -15)\n");
+ fprintf (stderr, " -I fade-in-step\n Specifies the opacity change between steps while fading in. (default 0.028)\n");
+ fprintf (stderr, " -O fade-out-step\n Specifies the opacity change between steps while fading out. (default 0.03)\n");
+ fprintf (stderr, " -D fade-delta-time\n Specifies the time between steps in a fade in milliseconds. (default 10)\n");
+ fprintf (stderr, " -a\n Use automatic server-side compositing. Faster, but no special effects.\n");
+ fprintf (stderr, " -c\n Draw client-side shadows with fuzzy edges.\n");
+ fprintf (stderr, " -C\n Avoid drawing shadows on dock/panel windows.\n");
+ fprintf (stderr, " -f\n Fade windows in/out when opening/closing.\n");
+ fprintf (stderr, " -F\n Fade windows during opacity changes.\n");
+ fprintf (stderr, " -n\n Normal client-side compositing with transparency support\n");
+ fprintf (stderr, " -s\n Draw server-side shadows with sharp edges.\n");
+ fprintf (stderr, " -S\n Enable synchronous operation (for debugging).\n");
+ fprintf (stderr, " -x [0x]XXXXXX\n Choose Custom Color in hex format\n");
+ fprintf (stderr, " -v\n Print version Number and exit\n");
+ fprintf (stderr, " -h\n Print this help\n");
+ exit (1);
+}
+
+ static void
+give_me_a_name(void)
+{
+ Window w;
+
+ w = XCreateSimpleWindow (dpy, RootWindow(dpy, 0), 0, 0, 1, 1, 0, None,
+ None);
+ Xutf8SetWMProperties(dpy, w, "kcompmgr", "kcompmgr", NULL, 0, NULL, NULL,
+ NULL);
+}
+
+ int
+main (int argc, char **argv)
+{
+ XEvent ev;
+ Window root_return, parent_return;
+ Window *children;
+ Pixmap transPixmap;
+ Pixmap blackPixmap;
+ unsigned int nchildren;
+ int i;
+ XRenderPictureAttributes pa;
+ XRenderColor c;
+ XRectangle *expose_rects = 0;
+ int size_expose = 0;
+ int n_expose = 0;
+ struct pollfd ufd;
+ int n;
+ int last_update;
+ int now;
+ int p;
+ int composite_major, composite_minor;
+
+ int o;
+ char **res = NULL;
+
+ shadowColor.red = 0;
+ shadowColor.green = 0;
+ shadowColor.blue = 0;
+
+ loadConfig(NULL); /*we do that before cmdline-parsing, so config-values can be overridden*/
+ /*used for shadow colors*/
+ while ((o = getopt (argc, argv, "D:I:O:d:r:o:l:t:scnfFCaSx:vh")) != -1)
+ {
+ switch (o) {
+ case 'd':
+ display = optarg;
+ break;
+ case 'D':
+ fade_delta = atoi (optarg);
+ if (fade_delta < 1)
+ fade_delta = 10;
+ break;
+ case 'I':
+ fade_in_step = atof (optarg);
+ if (fade_in_step <= 0)
+ fade_in_step = 0.01;
+ break;
+ case 'O':
+ fade_out_step = atof (optarg);
+ if (fade_out_step <= 0)
+ fade_out_step = 0.01;
+ break;
+ case 's':
+ compMode = CompServerShadows;
+ break;
+ case 'c':
+ compMode = CompClientShadows;
+ break;
+ case 'C':
+ excludeDockShadows = True;
+ break;
+ case 'n':
+ compMode = CompSimple;
+ break;
+ case 'f':
+ fadeWindows = True;
+ break;
+ case 'F':
+ fadeTrans = True;
+ break;
+ case 'a':
+ autoRedirect = True;
+ break;
+ case 'S':
+ synchronize = True;
+ break;
+ case 'r':
+ shadowRadius = atoi (optarg);
+ break;
+ case 'o':
+ shadowOpacity = atof (optarg);
+ break;
+ case 'l':
+ shadowOffsetX = atoi (optarg);
+ break;
+ case 't':
+ shadowOffsetY = atoi (optarg);
+ break;
+ case 'x':
+ if( compMode != CompClientShadows ){
+ fprintf(stderr, "sorry, but we need ClientShadows (-c) for coloring to work properly!\ndefaulting to black...\n");
+ break;
+ }
+ setShadowColor(optarg);
+ break;
+ case 'v': fprintf (stderr, "%s v%-3.2f\n", argv[0], _VERSION_); exit (0);
+ case 'h':
+ default:
+ usage (argv[0]);
+ break;
+ }
+ }
+
+ dpy = XOpenDisplay (display);
+ if (!dpy)
+ {
+ fprintf (stderr, "Can't open display\n");
+ exit (1);
+ }
+ XSetErrorHandler (error);
+ if (synchronize)
+ XSynchronize (dpy, 1);
+ scr = DefaultScreen (dpy);
+ root = RootWindow (dpy, scr);
+
+ if (!XRenderQueryExtension (dpy, &render_event, &render_error))
+ {
+ fprintf (stderr, "No render extension\n");
+ exit (1);
+ }
+ if (!XQueryExtension (dpy, COMPOSITE_NAME, &composite_opcode,
+ &composite_event, &composite_error))
+ {
+ fprintf (stderr, "No composite extension\n");
+ exit (1);
+ }
+ XCompositeQueryVersion (dpy, &composite_major, &composite_minor);
+#if HAS_NAME_WINDOW_PIXMAP
+ if (composite_major > 0 || composite_minor >= 2)
+ hasNamePixmap = True;
+#endif
+
+ if (!XDamageQueryExtension (dpy, &damage_event, &damage_error))
+ {
+ fprintf (stderr, "No damage extension\n");
+ exit (1);
+ }
+ if (!XFixesQueryExtension (dpy, &xfixes_event, &xfixes_error))
+ {
+ fprintf (stderr, "No XFixes extension\n");
+ exit (1);
+ }
+
+ fprintf(stderr, "Started\n");
+
+ give_me_a_name();
+
+ /* get atoms */
+ shadowAtom = XInternAtom (dpy, SHADOW_PROP, False);
+ opacityAtom = XInternAtom (dpy, OPACITY_PROP, False);
+ shadeAtom = XInternAtom (dpy, SHADE_PROP, False);
+ shapableAtom = XInternAtom (dpy, SHAPABLE_PROP, False);
+ decoHashAtom = XInternAtom (dpy, DECOHASH_PROP, False);
+ dimAtom = XInternAtom (dpy, DIM_PROP, False);
+ deskChangeAtom = XInternAtom (dpy, DESKCHANGE_PROP, False);
+ winTypeAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE", False);
+ winDesktopAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_DESKTOP", False);
+ winDockAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_DOCK", False);
+ winToolbarAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_TOOLBAR", False);
+ winMenuAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_MENU", False);
+ winUtilAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_UTILITY", False);
+ winSplashAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_SPLASH", False);
+ winDialogAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False);
+ winNormalAtom = XInternAtom (dpy, "_NET_WM_WINDOW_TYPE_NORMAL", False);
+
+ pa.subwindow_mode = IncludeInferiors;
+
+ if (compMode == CompClientShadows)
+ {
+ gaussianMap = make_gaussian_map(dpy, shadowRadius);
+ presum_gaussian (gaussianMap);
+ }
+
+ root_width = DisplayWidth (dpy, scr);
+ root_height = DisplayHeight (dpy, scr);
+
+ rootPicture = XRenderCreatePicture (dpy, root,
+ sXRenderFindVisualFormat (dpy,
+ DefaultVisual (dpy, scr)),
+ CPSubwindowMode,
+ &pa);
+ blackPicture = solid_picture (dpy, True, 1, (double)(shadowColor.red)/0xff, (double)(shadowColor.green)/0xff, (double)(shadowColor.blue)/0xff);
+ if (compMode == CompServerShadows)
+ transBlackPicture = solid_picture (dpy, True, 0.3, 0, 0, 0);
+ allDamage = None;
+ clipChanged = True;
+ XGrabServer (dpy);
+ if (autoRedirect)
+ XCompositeRedirectSubwindows (dpy, root, CompositeRedirectAutomatic);
+ else
+ {
+ int dummy;
+ XCompositeRedirectSubwindows (dpy, root, CompositeRedirectManual);
+ XSelectInput (dpy, root,
+ SubstructureNotifyMask|
+ ExposureMask|
+ StructureNotifyMask|
+ PropertyChangeMask |
+ VisibilityChangeMask);
+
+ /*shaping stuff*/
+ XShapeQueryExtension(dpy, &shapeEvent, &dummy);
+
+ XQueryTree (dpy, root, &root_return, &parent_return, &children, &nchildren);
+ for (i = 0; i < nchildren; i++)
+ add_win (dpy, children[i], i ? children[i-1] : None);
+ XFree (children);
+ }
+ XUngrabServer (dpy);
+ ufd.fd = ConnectionNumber (dpy);
+ ufd.events = POLLIN;
+ if (!autoRedirect)
+ paint_all (dpy, None);
+ for (;;)
+ {
+ /* dump_wins (); */
+ do {
+ if (autoRedirect)
+ XFlush (dpy);
+ if (!QLength (dpy))
+ {
+ if (poll (&ufd, 1, fade_timeout()) == 0)
+ {
+ run_fades (dpy);
+ break;
+ }
+ }
+
+ XNextEvent (dpy, &ev);
+ if ((ev.type & 0x7f) != KeymapNotify)
+ discard_ignore (dpy, ev.xany.serial);
+#if DEBUG_EVENTS
+ printf ("event %10.10s serial 0x%08x window 0x%08x\n",
+ ev_name(&ev), ev_serial (&ev), ev_window (&ev));
+#endif
+ if (!autoRedirect) switch (ev.type) {
+ case CreateNotify:
+ add_win (dpy, ev.xcreatewindow.window, 0);
+ break;
+ case ConfigureNotify:
+ configure_win (dpy, &ev.xconfigure);
+ break;
+ case DestroyNotify:
+ destroy_win (dpy, ev.xdestroywindow.window, True, True);
+ break;
+ case MapNotify:
+ map_win (dpy, ev.xmap.window, ev.xmap.serial, True);
+ 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);
+ else
+ destroy_win (dpy, ev.xreparent.window, False, 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; backgroundProps[p]; p++)
+ {
+ if (ev.xproperty.atom == XInternAtom (dpy, backgroundProps[p], False))
+ {
+ if (rootTile)
+ {
+ XClearArea (dpy, root, 0, 0, 0, 0, True);
+ XRenderFreePicture (dpy, rootTile);
+ rootTile = None;
+ break;
+ }
+ }
+ }
+ /* Window set shade? */
+ if (ev.xproperty.atom == shadeAtom)
+ {
+ win * w = find_win(dpy, ev.xproperty.window);
+ if (w){
+ unsigned int tmp = get_shade_prop(dpy, w);
+ if (tmp)
+ {
+ if (tmp == 1)
+ {
+ w->preShadeOpacity = w->opacity;
+ w->opacity = w->opacity-1; /*assuming that no human being will ever be able to shade an invisable window ;) */
+ determine_mode(dpy, w);
+ }
+ else if (tmp == 2)
+ {
+ w->opacity = w->preShadeOpacity;
+ determine_mode(dpy, w);
+ }
+ }
+ break;
+ }
+ }
+ else if (ev.xproperty.atom == shapableAtom)
+ {
+ win * w = find_win(dpy, ev.xproperty.window);
+ if (w)
+ {
+ w->shapable = get_shapable_prop(dpy, w);
+ /* printf("%u is %s shapable\n",w->id,w->shapable?"":"not");*/
+ }
+ else
+ printf("arrrg, window not found\n");
+ }
+ else if (ev.xproperty.atom == decoHashAtom)
+ {
+ win * w = find_win(dpy, ev.xproperty.window);
+ if (w)
+ {
+ w->decoHash = get_decoHash_prop(dpy, w);
+ }
+ else
+ printf("arrrg, window not found\n");
+ }
+ else if (ev.xproperty.atom == dimAtom)
+ {
+ win * w = find_win(dpy, ev.xproperty.window);
+ if (w)
+ {
+ unsigned int tmp = get_dim_prop(dpy, w);
+ if (w->dimPicture)
+ {
+ XRenderFreePicture (dpy, w->dimPicture);
+ w->dimPicture = None;
+ }
+ if (tmp < OPAQUE)
+ w->dimPicture = solid_picture (dpy, True, (double)tmp/OPAQUE, 0.1, 0.1, 0.1);
+ }
+ else
+ printf("arrrg, window not found\n");
+ }
+ /* check if Trans or Shadow property was changed */
+ else if (ev.xproperty.atom == opacityAtom || ev.xproperty.atom == shadowAtom)
+ {
+ /* reset mode and redraw window */
+ win * w = find_win(dpy, ev.xproperty.window);
+ if (w)
+ {
+ unsigned int tmp;
+ unsigned int oldShadowSize = w->shadowSize;
+ if (ev.xproperty.atom == opacityAtom)
+ {
+ tmp = get_opacity_prop(dpy, w, OPAQUE);
+ /*THis will most probably happen if window is in fade - resulting in that the fade process isn't updated or broken -> we may have a wrong opacity in the future*/
+ /*if (tmp == w->opacity)
+ break;*/ /*skip if opacity does not change*/
+ if (fadeTrans)
+ {
+ static double start, finish, step;
+ start = w->opacity*1.0/OPAQUE;
+ finish = (tmp*1.0)/OPAQUE;
+
+ if ( start > finish )
+ step = fade_out_step;
+ else
+ step = fade_in_step;
+
+ set_fade (dpy, w, start, finish, step, 0, False, True, True, False);
+ break;
+ }
+ else
+ w->opacity = tmp;
+ }
+ else
+ {
+ tmp = get_shadow_prop(dpy, w);
+ if (tmp == w->shadowSize)
+ break; /*skip if shadow does not change*/
+ w->shadowSize = tmp;
+/* if (w->isInFade)
+ break;*/
+ }
+ if (w->shadow)
+ {
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ }
+ if (oldShadowSize < w->shadowSize) /* this is important to catch size changes on cleanup with determine_mode*/
+ {
+ if( w->extents != None )
+ XFixesDestroyRegion( dpy, w->extents );
+ w->extents = win_extents (dpy, w);
+ determine_mode(dpy, w);
+ }
+ else
+ {
+ determine_mode(dpy, w);
+ if( w->extents != None )
+ XFixesDestroyRegion( dpy, w->extents );
+ w->extents = win_extents (dpy, w);
+ }
+ }
+ }
+ else if (ev.xproperty.atom == deskChangeAtom)
+ {
+ /*just set global variable*/
+ unsigned int tmp = get_deskchange_prop(dpy, ev.xproperty.window);
+ printf("desk change, state:%d\n",tmp);
+ }
+ break;
+ default:
+ if (ev.type == damage_event + XDamageNotify)
+ {
+ /* printf("damaging win: %u\n",ev.xany.window);*/
+ damage_win (dpy, (XDamageNotifyEvent *) &ev);
+ }
+ else if (ev.type == shapeEvent)
+ {
+ win * w = find_win(dpy, ev.xany.window);
+#if 1
+ if (w && w->shapable)
+#endif
+#if 0
+ if (w)
+#endif
+ {
+#if 0
+ XRectangle rect;
+ rect.x = ((XShapeEvent*)&ev)->x;
+ rect.y = ((XShapeEvent*)&ev)->y;
+ rect.width = ((XShapeEvent*)&ev)->width;
+ rect.height = ((XShapeEvent*)&ev)->height;
+ damage_shape(dpy, w, &rect);
+#endif
+#if 0
+ if (w->shadowSize != 0)
+ {
+ w->shadowSize = 0;
+ XRenderFreePicture (dpy, w->shadow);
+ w->shadow = None;
+ determine_mode(dpy, w);
+ if( w->extents != None )
+ XFixesDestroyRegion( dpy, w->extents );
+ w->extents = win_extents (dpy, w);
+ }
+#endif
+ /*this is hardly efficient, but a current workaraound
+ shaping support isn't that good so far (e.g. we lack shaped shadows)
+ IDEA: use XRender to scale/shift a copy of the window and then blurr it*/
+#if 1
+ if (w->picture)
+ {
+ clipChanged = True;
+ repair_win (dpy, w);
+ }
+#endif
+ }
+ }
+ break;
+ }
+ } while (QLength (dpy));
+ if (allDamage && !autoRedirect)
+ {
+ /*static int paint;*/
+ paint_all (dpy, allDamage);
+ /*paint++;*/
+ XSync (dpy, False);
+ allDamage = None;
+ clipChanged = False;
+ }
+ }
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-12 14:37:17 +0000