x-selection.h revision 8223e2f2 
1/* x-selection.h -- proxies between NSPasteboard and X11 selections
2
3   Copyright (c) 2002, 2008 Apple Computer, 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#ifndef X_SELECTION_H
32#define X_SELECTION_H 1
33
34#include "pbproxy.h"
35
36#define  Cursor X_Cursor
37#include <X11/extensions/Xfixes.h>
38#undef Cursor
39
40#include <AppKit/NSPasteboard.h>
41
42/* This stores image data or text. */
43struct propdata {
44	unsigned char *data;
45	size_t length;
46	int format;
47};
48
49struct atom_list {
50    Atom primary, clipboard, text, utf8_string, string, targets, multiple,
51        cstring, image_png, image_jpeg, incr, atom, clipboard_manager,
52        compound_text, atom_pair;
53};
54
55
56@interface x_selection : NSObject
57{
58@private
59
60    /* The unmapped window we use for fetching selections. */
61    Window _selection_window;
62
63    Atom request_atom;
64
65    struct {
66        struct propdata propdata;
67        Window requestor;
68        Atom selection;
69    } pending;
70
71    /*
72     * This is the number of times the user has requested a copy.
73     * Once the copy is completed, we --pending_copy, and if the
74     * pending_copy is > 0 we do it again.
75     */
76    int pending_copy;
77    /*
78     * This is used for the same purpose as pending_copy, but for the
79     * CLIPBOARD.  It also prevents a race with INCR transfers.
80     */
81    int pending_clipboard;
82
83    struct atom_list atoms[1];
84}
85
86- (void) x_active:(Time)timestamp;
87- (void) x_inactive:(Time)timestamp;
88
89- (void) x_copy:(Time)timestamp;
90
91- (void) clear_event:(XSelectionClearEvent *)e;
92- (void) request_event:(XSelectionRequestEvent *)e;
93- (void) notify_event:(XSelectionEvent *)e;
94- (void) property_event:(XPropertyEvent *)e;
95- (void) xfixes_selection_notify:(XFixesSelectionNotifyEvent *)e;
96- (void) handle_selection:(Atom)selection type:(Atom)type propdata:(struct propdata *)pdata;
97- (void) claim_clipboard;
98- (BOOL) set_clipboard_manager_status:(BOOL)value;
99- (void) own_clipboard;
100- (void) copy_completed:(Atom)selection;
101
102- (void) reload_preferences;
103- (BOOL) is_active;
104- (void) send_none:(XSelectionRequestEvent *)e;
105@end
106
107/* main.m */
108extern x_selection *_selection_object;
109
110#endif /* X_SELECTION_H */
111