136 lines
3.8 KiB
Objective-C
136 lines
3.8 KiB
Objective-C
/* x-input.m -- event handling
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$Id: x-input.m,v 1.26 2007-04-07 20:39:03 jharper Exp $
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Copyright (c) 2002, 2008 Apple Computer, Inc. All rights reserved. */
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#include "pbproxy.h"
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#import "x-selection.h"
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#include <CoreFoundation/CFSocket.h>
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#include <CoreFoundation/CFRunLoop.h>
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#include <X11/Xatom.h>
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#include <X11/keysym.h>
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#include <X11/extensions/applewm.h>
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#include <unistd.h>
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static CFRunLoopSourceRef x_dpy_source;
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/* Timestamp when the X server last told us it's active */
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static Time last_activation_time;
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static void x_event_apple_wm_notify(XAppleWMNotifyEvent *e) {
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switch (e->type - x_apple_wm_event_base) {
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case AppleWMActivationNotify:
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switch (e->kind) {
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case AppleWMIsActive:
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last_activation_time = e->time;
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[x_selection_object () x_active:e->time];
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break;
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case AppleWMIsInactive:
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[x_selection_object () x_inactive:e->time];
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break;
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case AppleWMReloadPreferences:
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[x_selection_object () reload_preferences];
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break;
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}
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break;
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case AppleWMPasteboardNotify:
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switch (e->kind) {
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case AppleWMCopyToPasteboard:
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[x_selection_object () x_copy:e->time];
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}
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break;
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}
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}
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void x_input_run (void) {
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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if (nil == pool)
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{
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fprintf(stderr, "unable to allocate/init auto release pool!\n");
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return;
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}
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while (XPending (x_dpy) != 0) {
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XEvent e;
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XNextEvent (x_dpy, &e);
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/* If pbproxy isn't active (in the preferences), then don't do anything. */
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if (![x_selection_object() is_active])
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continue;
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switch (e.type) {
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case SelectionClear:
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[x_selection_object () clear_event:&e.xselectionclear];
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break;
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case SelectionRequest:
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[x_selection_object () request_event:&e.xselectionrequest];
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break;
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case SelectionNotify:
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[x_selection_object () notify_event:&e.xselection];
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break;
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case PropertyNotify:
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[x_selection_object () property_event:&e.xproperty];
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break;
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default:
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if (e.type - x_apple_wm_event_base >= 0
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&& e.type - x_apple_wm_event_base < AppleWMNumberEvents) {
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x_event_apple_wm_notify ((XAppleWMNotifyEvent *) &e);
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}
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break;
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}
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XFlush(x_dpy);
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}
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[pool release];
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}
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static int add_input_socket (int sock, CFOptionFlags callback_types,
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CFSocketCallBack callback, const CFSocketContext *ctx,
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CFRunLoopSourceRef *cf_source) {
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CFSocketRef cf_sock;
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cf_sock = CFSocketCreateWithNative (kCFAllocatorDefault, sock,
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callback_types, callback, ctx);
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if (cf_sock == NULL) {
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close (sock);
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return FALSE;
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}
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*cf_source = CFSocketCreateRunLoopSource (kCFAllocatorDefault,
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cf_sock, 0);
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CFRelease (cf_sock);
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if (*cf_source == NULL)
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return FALSE;
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CFRunLoopAddSource (CFRunLoopGetCurrent (),
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*cf_source, kCFRunLoopDefaultMode);
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return TRUE;
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}
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static void x_input_callback (CFSocketRef sock, CFSocketCallBackType type,
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CFDataRef address, const void *data, void *info) {
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x_input_run ();
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}
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void x_input_register(void) {
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if (!add_input_socket (ConnectionNumber (x_dpy), kCFSocketReadCallBack,
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x_input_callback, NULL, &x_dpy_source)) {
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exit (1);
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}
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}
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