xenocara/dist/xcb-util/event/event.c
2009-05-23 14:37:52 +00:00

336 lines
7.6 KiB
C

/*
* Copyright © 2008-2009 Julien Danjou <julien@danjou.info>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the names of the authors or
* their institutions shall not be used in advertising or otherwise to
* promote the sale, use or other dealings in this Software without
* prior written authorization from the authors.
*/
#include <assert.h>
#include <stdlib.h>
#include "xcb_event.h"
#include "../xcb-util-common.h"
void
xcb_event_handlers_init(xcb_connection_t *c, xcb_event_handlers_t *evenths)
{
evenths->c = c;
}
xcb_connection_t *
xcb_event_get_xcb_connection(xcb_event_handlers_t *evenths)
{
return evenths->c;
}
static xcb_event_handler_t *
get_event_handler(xcb_event_handlers_t *evenths, int event)
{
assert(event < 256);
event &= XCB_EVENT_RESPONSE_TYPE_MASK;
assert(event >= 2);
return &evenths->event[event - 2];
}
static xcb_event_handler_t *
get_error_handler(xcb_event_handlers_t *evenths, int error)
{
assert(error >= 0 && error < 256);
return &evenths->error[error];
}
int
xcb_event_handle(xcb_event_handlers_t *evenths, xcb_generic_event_t *event)
{
xcb_event_handler_t *eventh = 0;
assert(event->response_type != 1);
if(event->response_type == 0)
eventh = get_error_handler(evenths, ((xcb_generic_error_t *) event)->error_code);
else
eventh = get_event_handler(evenths, event->response_type);
if(eventh->handler)
return eventh->handler(eventh->data, evenths->c, event);
return 0;
}
void
xcb_event_wait_for_event_loop(xcb_event_handlers_t *evenths)
{
xcb_generic_event_t *event;
while((event = xcb_wait_for_event(evenths->c)))
{
xcb_event_handle(evenths, event);
free(event);
}
}
void
xcb_event_poll_for_event_loop(xcb_event_handlers_t *evenths)
{
xcb_generic_event_t *event;
while ((event = xcb_poll_for_event(evenths->c)))
{
xcb_event_handle(evenths, event);
free(event);
}
}
static void
set_handler(xcb_generic_event_handler_t handler, void *data, xcb_event_handler_t *place)
{
xcb_event_handler_t eventh = { handler, data };
*place = eventh;
}
void
xcb_event_set_handler(xcb_event_handlers_t *evenths, int event, xcb_generic_event_handler_t handler, void *data)
{
set_handler(handler, data, get_event_handler(evenths, event));
}
void
xcb_event_set_error_handler(xcb_event_handlers_t *evenths, int error, xcb_generic_error_handler_t handler, void *data)
{
set_handler((xcb_generic_event_handler_t) handler, data, get_error_handler(evenths, error));
}
static const char *labelError[] =
{
"Success",
"BadRequest",
"BadValue",
"BadWindow",
"BadPixmap",
"BadAtom",
"BadCursor",
"BadFont",
"BadMatch",
"BadDrawable",
"BadAccess",
"BadAlloc",
"BadColor",
"BadGC",
"BadIDChoice",
"BadName",
"BadLength",
"BadImplementation",
};
static const char *labelRequest[] =
{
"no request",
"CreateWindow",
"ChangeWindowAttributes",
"GetWindowAttributes",
"DestroyWindow",
"DestroySubwindows",
"ChangeSaveSet",
"ReparentWindow",
"MapWindow",
"MapSubwindows",
"UnmapWindow",
"UnmapSubwindows",
"ConfigureWindow",
"CirculateWindow",
"GetGeometry",
"QueryTree",
"InternAtom",
"GetAtomName",
"ChangeProperty",
"DeleteProperty",
"GetProperty",
"ListProperties",
"SetSelectionOwner",
"GetSelectionOwner",
"ConvertSelection",
"SendEvent",
"GrabPointer",
"UngrabPointer",
"GrabButton",
"UngrabButton",
"ChangeActivePointerGrab",
"GrabKeyboard",
"UngrabKeyboard",
"GrabKey",
"UngrabKey",
"AllowEvents",
"GrabServer",
"UngrabServer",
"QueryPointer",
"GetMotionEvents",
"TranslateCoords",
"WarpPointer",
"SetInputFocus",
"GetInputFocus",
"QueryKeymap",
"OpenFont",
"CloseFont",
"QueryFont",
"QueryTextExtents",
"ListFonts",
"ListFontsWithInfo",
"SetFontPath",
"GetFontPath",
"CreatePixmap",
"FreePixmap",
"CreateGC",
"ChangeGC",
"CopyGC",
"SetDashes",
"SetClipRectangles",
"FreeGC",
"ClearArea",
"CopyArea",
"CopyPlane",
"PolyPoint",
"PolyLine",
"PolySegment",
"PolyRectangle",
"PolyArc",
"FillPoly",
"PolyFillRectangle",
"PolyFillArc",
"PutImage",
"GetImage",
"PolyText",
"PolyText",
"ImageText",
"ImageText",
"CreateColormap",
"FreeColormap",
"CopyColormapAndFree",
"InstallColormap",
"UninstallColormap",
"ListInstalledColormaps",
"AllocColor",
"AllocNamedColor",
"AllocColorCells",
"AllocColorPlanes",
"FreeColors",
"StoreColors",
"StoreNamedColor",
"QueryColors",
"LookupColor",
"CreateCursor",
"CreateGlyphCursor",
"FreeCursor",
"RecolorCursor",
"QueryBestSize",
"QueryExtension",
"ListExtensions",
"ChangeKeyboardMapping",
"GetKeyboardMapping",
"ChangeKeyboardControl",
"GetKeyboardControl",
"Bell",
"ChangePointerControl",
"GetPointerControl",
"SetScreenSaver",
"GetScreenSaver",
"ChangeHosts",
"ListHosts",
"SetAccessControl",
"SetCloseDownMode",
"KillClient",
"RotateProperties",
"ForceScreenSaver",
"SetPointerMapping",
"GetPointerMapping",
"SetModifierMapping",
"GetModifierMapping",
"major 120",
"major 121",
"major 122",
"major 123",
"major 124",
"major 125",
"major 126",
"NoOperation",
};
static const char *labelEvent[] =
{
"error",
"reply",
"KeyPress",
"KeyRelease",
"ButtonPress",
"ButtonRelease",
"MotionNotify",
"EnterNotify",
"LeaveNotify",
"FocusIn",
"FocusOut",
"KeymapNotify",
"Expose",
"GraphicsExpose",
"NoExpose",
"VisibilityNotify",
"CreateNotify",
"DestroyNotify",
"UnmapNotify",
"MapNotify",
"MapRequest",
"ReparentNotify",
"ConfigureNotify",
"ConfigureRequest",
"GravityNotify",
"ResizeRequest",
"CirculateNotify",
"CirculateRequest",
"PropertyNotify",
"SelectionClear",
"SelectionRequest",
"SelectionNotify",
"ColormapNotify",
"ClientMessage",
"MappingNotify",
};
const char *
xcb_event_get_label(uint8_t type)
{
if(type < countof(labelEvent))
return labelEvent[type];
return NULL;
}
const char *
xcb_event_get_error_label(uint8_t type)
{
if(type < countof(labelError))
return labelError[type];
return NULL;
}
const char *
xcb_event_get_request_label(uint8_t type)
{
if(type < countof(labelRequest))
return labelRequest[type];
return NULL;
}