342 lines
8.9 KiB
C
342 lines
8.9 KiB
C
/*
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* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
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* Copyright (C) 2004-2022 Kim Woelders
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/extensions/shape.h>
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#define USE_EIWC_WINDOW 1
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#if USE_XRENDER
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#define USE_EIWC_RENDER 1
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#include <X11/extensions/Xrender.h>
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#endif
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#include "E.h"
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#include "eimage.h"
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#include "events.h"
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#include "xprop.h"
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#include "xwin.h"
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typedef struct {
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EX_Cursor curs;
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XSetWindowAttributes attr;
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EX_Window cwin;
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} EiwData;
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typedef void (EiwLoopFunc) (EX_Window win, EImage * im, EiwData * d);
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#if USE_EIWC_RENDER
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static void _eiw_render_loop(EX_Window win, EImage * im, EiwData * d);
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static EiwLoopFunc *
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_eiw_render_init(EX_Window win __UNUSED__, EiwData *d)
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{
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Visual *vis;
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/* Quit if no ARGB visual.
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* If we have, assume(?) a colored XRenderCreateCursor is available. */
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vis = EVisualFindARGB();
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if (!vis)
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return NULL;
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d->curs = NoXID;
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return _eiw_render_loop;
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}
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static void
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_eiw_render_loop(EX_Window win, EImage *im, EiwData *d)
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{
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int w, h;
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EImageGetSize(im, &w, &h);
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if (d->curs != NoXID)
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XFreeCursor(disp, d->curs);
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d->curs = EImageDefineCursor(im, w / 2, h / 2);
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XDefineCursor(disp, win, d->curs);
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}
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#endif /* USE_EIWC_RENDER */
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#if USE_EIWC_WINDOW
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static void _eiw_window_loop(EX_Window win, EImage * im, EiwData * d);
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static EX_Cursor
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_DefineNullCursor(EX_Window win)
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{
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EX_Cursor curs;
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EX_Pixmap pmap, mask;
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XColor cl = { };
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pmap = XCreatePixmap(disp, win, 16, 16, 1);
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EXFillAreaSolid(pmap, 0, 0, 16, 16, 0);
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mask = pmap;
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curs = XCreatePixmapCursor(disp, pmap, mask, &cl, &cl, 0, 0);
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XFreePixmap(disp, pmap);
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return curs;
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}
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static EiwLoopFunc *
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_eiw_window_init(EX_Window win, EiwData *d)
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{
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d->cwin = XCreateWindow(disp, WinGetXwin(RROOT), 0, 0, 32, 32, 0,
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CopyFromParent, InputOutput, CopyFromParent,
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CWOverrideRedirect | CWBackingStore | CWBackPixel,
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&d->attr);
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d->curs = _DefineNullCursor(d->cwin);
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XDefineCursor(disp, win, d->curs);
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XDefineCursor(disp, d->cwin, d->curs);
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return _eiw_window_loop;
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}
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static void
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_eiw_window_loop(EX_Window win, EImage *im, EiwData *d)
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{
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EX_Pixmap pmap, mask;
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Window ww;
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int dd, x, y, w, h;
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unsigned int mm;
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EImageRenderPixmaps(im, RROOT, 0, &pmap, &mask, 0, 0);
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EImageGetSize(im, &w, &h);
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XShapeCombineMask(disp, d->cwin, ShapeBounding, 0, 0, mask, ShapeSet);
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XSetWindowBackgroundPixmap(disp, d->cwin, pmap);
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EImagePixmapsFree(pmap, mask);
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XClearWindow(disp, d->cwin);
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XQueryPointer(disp, win, &ww, &ww, &dd, &dd, &x, &y, &mm);
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XMoveResizeWindow(disp, d->cwin, x - w / 2, y - h / 2, w, h);
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XMapWindow(disp, d->cwin);
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}
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#endif /* USE_EIWC_WINDOW */
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static EX_Window
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ExtInitWinMain(void)
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{
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int i, loop, err;
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EX_Window win;
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EX_Pixmap pmap;
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EX_Atom a;
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EiwData eiwd;
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EiwLoopFunc *eiwc_loop_func;
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unsigned int wclass, vmask;
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: enter\n", __func__);
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err = EDisplayOpen(NULL, -1);
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if (err)
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return NoXID;
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EDisplaySetErrorHandlers(EventShowError, NULL);
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EGrabServer();
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EImageInit();
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eiwd.attr.override_redirect = True;
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eiwd.attr.background_pixmap = NoXID;
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eiwd.attr.backing_store = NotUseful;
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eiwd.attr.save_under = True;
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eiwd.attr.background_pixel = 0; /* Not used */
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wclass = InputOnly;
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vmask = CWOverrideRedirect;
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if (!Mode.wm.window)
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{
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pmap = ECreatePixmap(RROOT, WinGetW(RROOT), WinGetH(RROOT), 0);
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EXCopyArea(WinGetXwin(RROOT), pmap, 0, 0,
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WinGetW(RROOT), WinGetH(RROOT), 0, 0);
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eiwd.attr.background_pixmap = pmap;
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wclass = InputOutput;
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vmask |= CWBackPixmap | CWBackingStore | CWSaveUnder;
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}
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win = XCreateWindow(disp, WinGetXwin(RROOT),
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0, 0, WinGetW(RROOT), WinGetH(RROOT),
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0, CopyFromParent, wclass, CopyFromParent,
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vmask, &eiwd.attr);
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if (!Mode.wm.window)
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{
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EFreePixmap(eiwd.attr.background_pixmap);
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}
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XMapRaised(disp, win);
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a = ex_atom_get("ENLIGHTENMENT_RESTART_SCREEN");
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ex_window_prop_window_set(WinGetXwin(RROOT), a, &win, 1);
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XSelectInput(disp, win, StructureNotifyMask);
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EUngrabServer();
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ESync(0);
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#if USE_EIWC_WINDOW && USE_EIWC_RENDER
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eiwc_loop_func = _eiw_render_init(win, &eiwd);
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if (!eiwc_loop_func)
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eiwc_loop_func = _eiw_window_init(win, &eiwd);
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#elif USE_EIWC_RENDER
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eiwc_loop_func = _eiw_render_init(win, &eiwd);
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#elif USE_EIWC_WINDOW
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eiwc_loop_func = _eiw_window_init(win, &eiwd);
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#endif
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if (!eiwc_loop_func)
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return NoXID;
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{
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XWindowAttributes xwa;
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char s[1024];
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EImage *im;
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for (i = loop = 1;; i++, loop++)
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{
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if (i > 12)
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i = 1;
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/* If we get unmapped we are done */
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if (!XGetWindowAttributes(disp, win, &xwa) ||
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(xwa.map_state == IsUnmapped))
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{
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: child done\n", __func__);
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break;
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}
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Esnprintf(s, sizeof(s), "pix/wait%i.png", i);
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if (EDebug(EDBUG_TYPE_SESSION) > 1)
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Eprintf("%s: child %s\n", __func__, s);
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im = ThemeImageLoad(s);
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if (im)
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{
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eiwc_loop_func(win, im, &eiwd);
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EImageFree(im);
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}
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ESync(0);
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SleepUs(50 * 1000);
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/* If we still are here after 60 sec something is wrong. */
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if (loop > 60000 / 50)
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{
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: child timeout\n", __func__);
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break;
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}
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}
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}
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EDisplayClose();
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exit(0);
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}
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EX_Window
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ExtInitWinCreate(void)
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{
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EX_Window win_ex; /* Hmmm.. */
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EX_Window win;
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EX_Atom a;
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s\n", __func__);
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a = ex_atom_get("ENLIGHTENMENT_RESTART_SCREEN");
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ex_window_prop_window_set(WinGetXwin(RROOT), a, NULL, 0);
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ESync(0);
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if (fork())
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{
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/* Parent */
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EUngrabServer();
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for (;;)
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{
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: parent\n", __func__);
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/* Hack to give the child some space. Not foolproof. */
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SleepUs(500000);
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if (ex_window_prop_window_get(WinGetXwin(RROOT), a, &win_ex, 1) > 0)
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break;
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}
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win = win_ex;
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: parent - %#x\n", __func__, win);
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return win;
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}
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/* Child - Create the init window */
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: child\n", __func__);
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/* Clean up inherited stuff */
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SignalsRestore();
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EImageExit(0);
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EDisplayDisconnect();
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ExtInitWinMain();
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/* We will never get here */
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return NoXID;
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}
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static EX_Window init_win_ext = NoXID;
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void
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ExtInitWinSet(EX_Window win)
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{
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init_win_ext = win;
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}
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EX_Window
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ExtInitWinGet(void)
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{
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return init_win_ext;
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}
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void
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ExtInitWinKill(void)
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{
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if (!disp || init_win_ext == NoXID)
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return;
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if (EDebug(EDBUG_TYPE_SESSION))
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Eprintf("%s: %#x\n", __func__, init_win_ext);
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XUnmapWindow(disp, init_win_ext);
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init_win_ext = NoXID;
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}
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