Commit | Line | Data |
---|---|---|
a09e091a JB |
1 | /* x-input.m -- event handling |
2 | * | |
3 | * Copyright (c) 2002-2012 Apple Inc. All rights reserved. | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person | |
6 | * obtaining a copy of this software and associated documentation files | |
7 | * (the "Software"), to deal in the Software without restriction, | |
8 | * including without limitation the rights to use, copy, modify, merge, | |
9 | * publish, distribute, sublicense, and/or sell copies of the Software, | |
10 | * and to permit persons to whom the Software is furnished to do so, | |
11 | * subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be | |
14 | * included in all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
17 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
19 | * NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT | |
20 | * HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
23 | * DEALINGS IN THE SOFTWARE. | |
24 | * | |
25 | * Except as contained in this notice, the name(s) of the above | |
26 | * copyright holders shall not be used in advertising or otherwise to | |
27 | * promote the sale, use or other dealings in this Software without | |
28 | * prior written authorization. | |
29 | */ | |
30 | ||
31 | #include "pbproxy.h" | |
32 | #import "x-selection.h" | |
33 | ||
34 | #include <CoreFoundation/CFSocket.h> | |
35 | #include <CoreFoundation/CFRunLoop.h> | |
36 | ||
37 | #include <X11/Xatom.h> | |
38 | #include <X11/keysym.h> | |
39 | #include <X11/extensions/applewm.h> | |
40 | ||
41 | #include <unistd.h> | |
42 | ||
43 | static CFRunLoopSourceRef xpbproxy_dpy_source; | |
44 | ||
45 | #ifdef STANDALONE_XPBPROXY | |
46 | BOOL xpbproxy_prefs_reload = NO; | |
47 | #endif | |
48 | ||
49 | /* Timestamp when the X server last told us it's active */ | |
50 | static Time last_activation_time; | |
51 | ||
52 | static void | |
53 | x_event_apple_wm_notify(XAppleWMNotifyEvent *e) | |
54 | { | |
55 | int type = e->type - xpbproxy_apple_wm_event_base; | |
56 | int kind = e->kind; | |
57 | ||
58 | /* We want to reload prefs even if we're not active */ | |
59 | if (type == AppleWMActivationNotify && | |
60 | kind == AppleWMReloadPreferences) | |
61 | [xpbproxy_selection_object ()reload_preferences]; | |
62 | ||
63 | if (![xpbproxy_selection_object ()is_active]) | |
64 | return; | |
65 | ||
66 | switch (type) { | |
67 | case AppleWMActivationNotify: | |
68 | switch (kind) { | |
69 | case AppleWMIsActive: | |
70 | last_activation_time = e->time; | |
71 | [xpbproxy_selection_object () x_active:e->time]; | |
72 | break; | |
73 | ||
74 | case AppleWMIsInactive: | |
75 | [xpbproxy_selection_object () x_inactive:e->time]; | |
76 | break; | |
77 | } | |
78 | break; | |
79 | ||
80 | case AppleWMPasteboardNotify: | |
81 | switch (kind) { | |
82 | case AppleWMCopyToPasteboard: | |
83 | [xpbproxy_selection_object () x_copy:e->time]; | |
84 | } | |
85 | break; | |
86 | } | |
87 | } | |
88 | ||
89 | static void | |
90 | xpbproxy_process_xevents(void) | |
91 | { | |
92 | NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; | |
93 | ||
94 | if (pool == nil) { | |
95 | ErrorF("unable to allocate/init auto release pool!\n"); | |
96 | return; | |
97 | } | |
98 | ||
99 | while (XPending(xpbproxy_dpy) != 0) { | |
100 | XEvent e; | |
101 | ||
102 | XNextEvent(xpbproxy_dpy, &e); | |
103 | ||
104 | switch (e.type) { | |
105 | case SelectionClear: | |
106 | if ([xpbproxy_selection_object ()is_active]) | |
107 | [xpbproxy_selection_object () clear_event:&e.xselectionclear]; | |
108 | break; | |
109 | ||
110 | case SelectionRequest: | |
111 | [xpbproxy_selection_object () request_event:&e.xselectionrequest]; | |
112 | break; | |
113 | ||
114 | case SelectionNotify: | |
115 | [xpbproxy_selection_object () notify_event:&e.xselection]; | |
116 | break; | |
117 | ||
118 | case PropertyNotify: | |
119 | [xpbproxy_selection_object () property_event:&e.xproperty]; | |
120 | break; | |
121 | ||
122 | default: | |
123 | if (e.type >= xpbproxy_apple_wm_event_base && | |
124 | e.type < xpbproxy_apple_wm_event_base + | |
125 | AppleWMNumberEvents) { | |
126 | x_event_apple_wm_notify((XAppleWMNotifyEvent *)&e); | |
127 | } | |
128 | else if (e.type == xpbproxy_xfixes_event_base + | |
129 | XFixesSelectionNotify) { | |
130 | [xpbproxy_selection_object () xfixes_selection_notify:( | |
131 | XFixesSelectionNotifyEvent *)&e]; | |
132 | } | |
133 | break; | |
134 | } | |
135 | ||
136 | XFlush(xpbproxy_dpy); | |
137 | } | |
138 | ||
139 | [pool release]; | |
140 | } | |
141 | ||
142 | static BOOL | |
143 | add_input_socket(int sock, CFOptionFlags callback_types, | |
144 | CFSocketCallBack callback, const CFSocketContext *ctx, | |
145 | CFRunLoopSourceRef *cf_source) | |
146 | { | |
147 | CFSocketRef cf_sock; | |
148 | ||
149 | cf_sock = CFSocketCreateWithNative(kCFAllocatorDefault, sock, | |
150 | callback_types, callback, ctx); | |
151 | if (cf_sock == NULL) { | |
152 | close(sock); | |
153 | return FALSE; | |
154 | } | |
155 | ||
156 | *cf_source = CFSocketCreateRunLoopSource(kCFAllocatorDefault, | |
157 | cf_sock, 0); | |
158 | CFRelease(cf_sock); | |
159 | ||
160 | if (*cf_source == NULL) | |
161 | return FALSE; | |
162 | ||
163 | CFRunLoopAddSource(CFRunLoopGetCurrent(), | |
164 | *cf_source, kCFRunLoopDefaultMode); | |
165 | return TRUE; | |
166 | } | |
167 | ||
168 | static void | |
169 | x_input_callback(CFSocketRef sock, CFSocketCallBackType type, | |
170 | CFDataRef address, const void *data, void *info) | |
171 | { | |
172 | ||
173 | #ifdef STANDALONE_XPBPROXY | |
174 | if (xpbproxy_prefs_reload) { | |
175 | [xpbproxy_selection_object ()reload_preferences]; | |
176 | xpbproxy_prefs_reload = NO; | |
177 | } | |
178 | #endif | |
179 | ||
180 | xpbproxy_process_xevents(); | |
181 | } | |
182 | ||
183 | BOOL | |
184 | xpbproxy_input_register(void) | |
185 | { | |
186 | return add_input_socket(ConnectionNumber( | |
187 | xpbproxy_dpy), kCFSocketReadCallBack, | |
188 | x_input_callback, NULL, &xpbproxy_dpy_source); | |
189 | } |