xserver-multidpi/hw/xquartz/pbproxy/x-input.m
Jeremy Huddleston 2d764e21f2 XQuartz: pbproxy: SIGHUP reloads preferences.
(cherry picked from commit cbc0935ef7)
2008-10-23 14:16:57 -07:00

146 lines
4.3 KiB
Objective-C

/* x-input.m -- event handling
$Id: x-input.m,v 1.26 2007-04-07 20:39:03 jharper Exp $
Copyright (c) 2002, 2008 Apple Computer, Inc. All rights reserved. */
#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 x_dpy_source;
/* 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 - x_apple_wm_event_base;
int kind = e->kind;
/* We want to reload prefs even if we're not active */
if(type == AppleWMActivationNotify &&
kind == AppleWMReloadPreferences)
[x_selection_object() reload_preferences];
if(![x_selection_object() is_active])
return;
switch (type) {
case AppleWMActivationNotify:
switch (kind) {
case AppleWMIsActive:
last_activation_time = e->time;
[x_selection_object() x_active:e->time];
break;
case AppleWMIsInactive:
[x_selection_object() x_inactive:e->time];
break;
}
break;
case AppleWMPasteboardNotify:
switch (kind) {
case AppleWMCopyToPasteboard:
[x_selection_object() x_copy:e->time];
}
break;
}
}
void x_input_run (void) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
if (nil == pool)
{
fprintf(stderr, "unable to allocate/init auto release pool!\n");
return;
}
while (XPending (x_dpy) != 0) {
XEvent e;
XNextEvent (x_dpy, &e);
switch (e.type) {
case SelectionClear:
if([x_selection_object() is_active])
[x_selection_object () clear_event:&e.xselectionclear];
break;
case SelectionRequest:
[x_selection_object () request_event:&e.xselectionrequest];
break;
case SelectionNotify:
[x_selection_object () notify_event:&e.xselection];
break;
case PropertyNotify:
[x_selection_object () property_event:&e.xproperty];
break;
default:
if(e.type >= x_apple_wm_event_base &&
e.type < x_apple_wm_event_base + AppleWMNumberEvents) {
x_event_apple_wm_notify((XAppleWMNotifyEvent *) &e);
} else if(e.type == x_xfixes_event_base + XFixesSelectionNotify) {
[x_selection_object() xfixes_selection_notify:(XFixesSelectionNotifyEvent *)&e];
}
break;
}
XFlush(x_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) {
#ifndef INTEGRATED_XPBPROXY
if(prefs_reload) {
[x_selection_object() reload_preferences];
prefs_reload = NO;
}
#endif
x_input_run();
}
BOOL x_input_register(void) {
return add_input_socket(ConnectionNumber(x_dpy), kCFSocketReadCallBack,
x_input_callback, NULL, &x_dpy_source);
}