diff options
Diffstat (limited to 'nx-X11/lib/Xt/Hooks.c')
| -rw-r--r-- | nx-X11/lib/Xt/Hooks.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/nx-X11/lib/Xt/Hooks.c b/nx-X11/lib/Xt/Hooks.c deleted file mode 100644 index 05b67ce05..000000000 --- a/nx-X11/lib/Xt/Hooks.c +++ /dev/null @@ -1,158 +0,0 @@ -/* $Xorg: Hooks.c,v 1.4 2001/02/09 02:03:55 xorgcvs Exp $ */ - -/* - -Copyright 1994, 1998 The Open Group - -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. - -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 -OPEN GROUP 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 name of The Open Group 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 Open Group. - -*/ -/* $XFree86: xc/lib/Xt/Hooks.c,v 1.3 2001/12/14 19:56:18 dawes Exp $ */ - -/*LINTLIBRARY*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "IntrinsicI.h" -#include "CreateI.h" - -static void FreeBlockHookList( - Widget widget, /* unused (and invalid) */ - XtPointer closure, /* ActionHook* */ - XtPointer call_data) /* unused */ -{ - BlockHook list = *(BlockHook*)closure; - while (list != NULL) { - BlockHook next = list->next; - XtFree( (XtPointer)list ); - list = next; - } -} - - -XtBlockHookId XtAppAddBlockHook( - XtAppContext app, - XtBlockHookProc proc, - XtPointer closure) -{ - BlockHook hook = XtNew(BlockHookRec); - LOCK_APP(app); - hook->next = app->block_hook_list; - hook->app = app; - hook->proc = proc; - hook->closure = closure; - if (app->block_hook_list == NULL) { - _XtAddCallback( &app->destroy_callbacks, - FreeBlockHookList, - (XtPointer)&app->block_hook_list - ); - } - app->block_hook_list = hook; - UNLOCK_APP(app); - return (XtBlockHookId)hook; -} - - -void XtRemoveBlockHook( - XtBlockHookId id) -{ - BlockHook *p, hook = (BlockHook)id; - XtAppContext app = hook->app; - LOCK_APP(app); - for (p = &app->block_hook_list; p != NULL && *p != hook; p = &(*p)->next); - if (p == NULL) { -#ifdef DEBUG - XtAppWarningMsg(app, "badId", "xtRemoveBlockHook", XtCXtToolkitError, - "XtRemoveBlockHook called with bad or old hook id", - (String*)NULL, (Cardinal*)NULL); -#endif /*DEBUG*/ - UNLOCK_APP(app); - return; - } - *p = hook->next; - XtFree( (XtPointer)hook ); - UNLOCK_APP(app); -} - -static void DeleteShellFromHookObj( - Widget shell, - XtPointer closure, - XtPointer call_data) -{ - /* app_con is locked when this function is called */ - Cardinal ii, jj; - HookObject ho = (HookObject) closure; - - for (ii = 0; ii < ho->hooks.num_shells; ii++) - if (ho->hooks.shells[ii] == shell) { - /* collapse the list */ - for (jj = ii; jj < ho->hooks.num_shells; jj++) { - if ((jj+1) < ho->hooks.num_shells) - ho->hooks.shells[jj] = ho->hooks.shells[jj+1]; - } - break; - } - ho->hooks.num_shells--; -} - -#define SHELL_INCR 4 - -void _XtAddShellToHookObj( - Widget shell) -{ - /* app_con is locked when this function is called */ - HookObject ho = (HookObject) XtHooksOfDisplay(XtDisplay(shell)); - - if (ho->hooks.num_shells == ho->hooks.max_shells) { - ho->hooks.max_shells += SHELL_INCR; - ho->hooks.shells = - (WidgetList)XtRealloc((char*)ho->hooks.shells, - ho->hooks.max_shells * sizeof (Widget)); - } - ho->hooks.shells[ho->hooks.num_shells++] = shell; - - XtAddCallback(shell, XtNdestroyCallback, DeleteShellFromHookObj, - (XtPointer)ho); -} - -Boolean _XtIsHookObject( - Widget widget) -{ - return (widget->core.widget_class == hookObjectClass); -} - -Widget XtHooksOfDisplay( - Display* dpy) -{ - Widget retval; - XtPerDisplay pd; - DPY_TO_APPCON(dpy); - - LOCK_APP(app); - pd = _XtGetPerDisplay(dpy); - if (pd->hook_object == NULL) - pd->hook_object = - _XtCreateHookObj((Screen*)DefaultScreenOfDisplay(dpy)); - retval = pd->hook_object; - UNLOCK_APP(app); - return retval; -} |