summaryrefslogtreecommitdiff
path: root/src/os_macosx.m
blob: 752bdae116cb743761226989121517d1a1ed52c4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved		by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 * See README.txt for an overview of the Vim source code.
 */

/*
 * os_macosx.m -- Mac specific things for Mac OS X.
 */

/* Suppress compiler warnings to non-C89 code. */
#if defined(__clang__) && defined(__STRICT_ANSI__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wc99-extensions"
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wdeclaration-after-statement"
#endif

/* Avoid a conflict for the definition of Boolean between Mac header files and
 * X11 header files. */
#define NO_X11_INCLUDES

#include "vim.h"
#import <AppKit/AppKit.h>


/*
 * Clipboard support for the console.
 * Don't include this when building the GUI version, the functions in
 * gui_mac.c are used then.  TODO: remove those instead?
 * But for MacVim we do need these ones.
 */
#if defined(FEAT_CLIPBOARD) && (!defined(FEAT_GUI_ENABLED) || defined(FEAT_GUI_MACVIM))

/* Used to identify clipboard data copied from Vim. */

NSString *VimPboardType = @"VimPboardType";

    void
clip_mch_lose_selection(VimClipboard *cbd UNUSED)
{
}


    int
clip_mch_own_selection(VimClipboard *cbd UNUSED)
{
    /* This is called whenever there is a new selection and 'guioptions'
     * contains the "a" flag (automatically copy selection).  Return TRUE, else
     * the "a" flag does nothing.  Note that there is no concept of "ownership"
     * of the clipboard in Mac OS X.
     */
    return TRUE;
}


    void
clip_mch_request_selection(VimClipboard *cbd)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    NSPasteboard *pb = [NSPasteboard generalPasteboard];
#ifdef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
    NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
	    NSPasteboardTypeString, nil];
#else
    NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
	    NSStringPboardType, nil];
#endif
    NSString *bestType = [pb availableTypeFromArray:supportedTypes];
    if (!bestType) goto releasepool;

    int motion_type = MAUTO;
    NSString *string = nil;

    if ([bestType isEqual:VimPboardType])
    {
	/* This type should consist of an array with two objects:
	 *   1. motion type (NSNumber)
	 *   2. text (NSString)
	 * If this is not the case we fall back on using NSPasteboardTypeString.
	 */
	id plist = [pb propertyListForType:VimPboardType];
	if ([plist isKindOfClass:[NSArray class]] && [plist count] == 2)
	{
	    id obj = [plist objectAtIndex:1];
	    if ([obj isKindOfClass:[NSString class]])
	    {
		motion_type = [[plist objectAtIndex:0] intValue];
		string = obj;
	    }
	}
    }

    if (!string)
    {
	/* Use NSPasteboardTypeString.  The motion type is detected automatically.
	 */
#ifdef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
	NSMutableString *mstring =
		[[pb stringForType:NSPasteboardTypeString] mutableCopy];
#else
	NSMutableString *mstring =
		[[pb stringForType:NSStringPboardType] mutableCopy];
#endif
	if (!mstring) goto releasepool;

	/* Replace unrecognized end-of-line sequences with \x0a (line feed). */
	NSRange range = { 0, [mstring length] };
	unsigned n = [mstring replaceOccurrencesOfString:@"\x0d\x0a"
					     withString:@"\x0a" options:0
						  range:range];
	if (0 == n)
	{
	    n = [mstring replaceOccurrencesOfString:@"\x0d" withString:@"\x0a"
					   options:0 range:range];
	}

	string = mstring;
    }

    /* Default to MAUTO, uses MCHAR or MLINE depending on trailing NL. */
    if (!(MCHAR == motion_type || MLINE == motion_type || MBLOCK == motion_type
	    || MAUTO == motion_type))
	motion_type = MAUTO;

    char_u *str = (char_u*)[string UTF8String];
    int len = [string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];

#ifdef FEAT_MBYTE
    if (input_conv.vc_type != CONV_NONE)
	str = string_convert(&input_conv, str, &len);
#endif

    if (str)
	clip_yank_selection(motion_type, str, len, cbd);

#ifdef FEAT_MBYTE
    if (input_conv.vc_type != CONV_NONE)
	vim_free(str);
#endif

releasepool:
    [pool release];
}


/*
 * Send the current selection to the clipboard.
 */
    void
clip_mch_set_selection(VimClipboard *cbd)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    /* If the '*' register isn't already filled in, fill it in now. */
    cbd->owned = TRUE;
    clip_get_selection(cbd);
    cbd->owned = FALSE;

    /* Get the text to put on the pasteboard. */
    long_u llen = 0; char_u *str = 0;
    int motion_type = clip_convert_selection(&str, &llen, cbd);
    if (motion_type < 0)
	goto releasepool;

    /* TODO: Avoid overflow. */
    int len = (int)llen;
#ifdef FEAT_MBYTE
    if (output_conv.vc_type != CONV_NONE)
    {
	char_u *conv_str = string_convert(&output_conv, str, &len);
	if (conv_str)
	{
	    vim_free(str);
	    str = conv_str;
	}
    }
#endif

    if (len > 0)
    {
	NSString *string = [[NSString alloc]
	    initWithBytes:str length:len encoding:NSUTF8StringEncoding];

	/* See clip_mch_request_selection() for info on pasteboard types. */
	NSPasteboard *pb = [NSPasteboard generalPasteboard];
#ifdef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
	NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
		NSPasteboardTypeString, nil];
#else
	NSArray *supportedTypes = [NSArray arrayWithObjects:VimPboardType,
		NSStringPboardType, nil];
#endif
	[pb declareTypes:supportedTypes owner:nil];

	NSNumber *motion = [NSNumber numberWithInt:motion_type];
	NSArray *plist = [NSArray arrayWithObjects:motion, string, nil];
	[pb setPropertyList:plist forType:VimPboardType];

#ifdef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
	[pb setString:string forType:NSPasteboardTypeString];
#else
	[pb setString:string forType:NSStringPboardType];
#endif

	[string release];
    }

    vim_free(str);
releasepool:
    [pool release];
}

#endif /* FEAT_CLIPBOARD */

/* Lift the compiler warning suppression. */
#if defined(__clang__) && defined(__STRICT_ANSI__)
# pragma clang diagnostic pop
# pragma clang diagnostic pop
#endif