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/* x-input.m -- event handling
Copyright (c) 2002, 2008 Apple Computer, Inc. All rights reserved.
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 ABOVE LISTED COPYRIGHT
HOLDER(S) 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(s) of the above
copyright holders shall not be used in advertising or otherwise to
promote the sale, use or other dealings in this Software without
prior written authorization.
*/
#include "pbproxy.h"
#import "x-selection.h"
#include <CoreFoundation/CFSocket.h>
#include <CoreFoundation/CFRunLoop.h>
#include <X11/Xatom.h>
#include <X11/keysym.h>
#include <X11/extensions/applewm.h>
#include <unistd.h>
static CFRunLoopSourceRef xpbproxy_dpy_source;
#ifdef STANDALONE_XPBPROXY
BOOL xpbproxy_prefs_reload = NO;
#endif
/* Timestamp when the X server last told us it's active */
static Time last_activation_time;
static void x_event_apple_wm_notify(XAppleWMNotifyEvent *e) {
int type = e->type - xpbproxy_apple_wm_event_base;
int kind = e->kind;
/* We want to reload prefs even if we're not active */
if(type == AppleWMActivationNotify &&
kind == AppleWMReloadPreferences)
[xpbproxy_selection_object() reload_preferences];
if(![xpbproxy_selection_object() is_active])
return;
switch (type) {
case AppleWMActivationNotify:
switch (kind) {
case AppleWMIsActive:
last_activation_time = e->time;
[xpbproxy_selection_object() x_active:e->time];
break;
case AppleWMIsInactive:
[xpbproxy_selection_object() x_inactive:e->time];
break;
}
break;
case AppleWMPasteboardNotify:
switch (kind) {
case AppleWMCopyToPasteboard:
[xpbproxy_selection_object() x_copy:e->time];
}
break;
}
}
static void xpbproxy_process_xevents(void) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
if(pool == nil) {
ErrorF("unable to allocate/init auto release pool!\n");
return;
}
while (XPending(xpbproxy_dpy) != 0) {
XEvent e;
XNextEvent (xpbproxy_dpy, &e);
switch (e.type) {
case SelectionClear:
if([xpbproxy_selection_object() is_active])
[xpbproxy_selection_object () clear_event:&e.xselectionclear];
break;
case SelectionRequest:
[xpbproxy_selection_object () request_event:&e.xselectionrequest];
break;
case SelectionNotify:
[xpbproxy_selection_object () notify_event:&e.xselection];
break;
case PropertyNotify:
[xpbproxy_selection_object () property_event:&e.xproperty];
break;
default:
if(e.type >= xpbproxy_apple_wm_event_base &&
e.type < xpbproxy_apple_wm_event_base + AppleWMNumberEvents) {
x_event_apple_wm_notify((XAppleWMNotifyEvent *) &e);
} else if(e.type == xpbproxy_xfixes_event_base + XFixesSelectionNotify) {
[xpbproxy_selection_object() xfixes_selection_notify:(XFixesSelectionNotifyEvent *)&e];
}
break;
}
XFlush(xpbproxy_dpy);
}
[pool release];
}
static BOOL add_input_socket (int sock, CFOptionFlags callback_types,
CFSocketCallBack callback, const CFSocketContext *ctx,
CFRunLoopSourceRef *cf_source) {
CFSocketRef cf_sock;
cf_sock = CFSocketCreateWithNative (kCFAllocatorDefault, sock,
callback_types, callback, ctx);
if (cf_sock == NULL) {
close (sock);
return FALSE;
}
*cf_source = CFSocketCreateRunLoopSource (kCFAllocatorDefault,
cf_sock, 0);
CFRelease (cf_sock);
if (*cf_source == NULL)
return FALSE;
CFRunLoopAddSource (CFRunLoopGetCurrent (),
*cf_source, kCFRunLoopDefaultMode);
return TRUE;
}
static void x_input_callback (CFSocketRef sock, CFSocketCallBackType type,
CFDataRef address, const void *data, void *info) {
#ifdef STANDALONE_XPBPROXY
if(xpbproxy_prefs_reload) {
[xpbproxy_selection_object() reload_preferences];
xpbproxy_prefs_reload = NO;
}
#endif
xpbproxy_process_xevents();
}
BOOL xpbproxy_input_register(void) {
return add_input_socket(ConnectionNumber(xpbproxy_dpy), kCFSocketReadCallBack,
x_input_callback, NULL, &xpbproxy_dpy_source);
}
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