src/video/cocoa/SDL_cocoaclipboard.m
author Sam Lantinga
Tue, 26 May 2015 06:27:46 -0700
changeset 9619 b94b6d0bff0f
parent 9087 eef2e43f60d1
child 9998 f67cf37e9cd4
permissions -rw-r--r--
Updated the copyright year to 2015
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2015 Sam Lantinga <slouken@libsdl.org>
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 #include "../../SDL_internal.h"
    22 
    23 #if SDL_VIDEO_DRIVER_COCOA
    24 
    25 #include "SDL_cocoavideo.h"
    26 #include "../../events/SDL_clipboardevents_c.h"
    27 
    28 static NSString *
    29 GetTextFormat(_THIS)
    30 {
    31     if (floor(NSAppKitVersionNumber) > NSAppKitVersionNumber10_5) {
    32         return NSPasteboardTypeString;
    33     } else {
    34         return NSStringPboardType;
    35     }
    36 }
    37 
    38 int
    39 Cocoa_SetClipboardText(_THIS, const char *text)
    40 { @autoreleasepool
    41 {
    42     SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
    43     NSPasteboard *pasteboard;
    44     NSString *format = GetTextFormat(_this);
    45 
    46     pasteboard = [NSPasteboard generalPasteboard];
    47     data->clipboard_count = [pasteboard declareTypes:[NSArray arrayWithObject:format] owner:nil];
    48     [pasteboard setString:[NSString stringWithUTF8String:text] forType:format];
    49 
    50     return 0;
    51 }}
    52 
    53 char *
    54 Cocoa_GetClipboardText(_THIS)
    55 { @autoreleasepool
    56 {
    57     NSPasteboard *pasteboard;
    58     NSString *format = GetTextFormat(_this);
    59     NSString *available;
    60     char *text;
    61 
    62     pasteboard = [NSPasteboard generalPasteboard];
    63     available = [pasteboard availableTypeFromArray: [NSArray arrayWithObject:format]];
    64     if ([available isEqualToString:format]) {
    65         NSString* string;
    66         const char *utf8;
    67 
    68         string = [pasteboard stringForType:format];
    69         if (string == nil) {
    70             utf8 = "";
    71         } else {
    72             utf8 = [string UTF8String];
    73         }
    74         text = SDL_strdup(utf8);
    75     } else {
    76         text = SDL_strdup("");
    77     }
    78 
    79     return text;
    80 }}
    81 
    82 SDL_bool
    83 Cocoa_HasClipboardText(_THIS)
    84 {
    85     SDL_bool result = SDL_FALSE;
    86     char *text = Cocoa_GetClipboardText(_this);
    87     if (text) {
    88         result = text[0] != '\0' ? SDL_TRUE : SDL_FALSE;
    89         SDL_free(text);
    90     }
    91     return result;
    92 }
    93 
    94 void
    95 Cocoa_CheckClipboardUpdate(struct SDL_VideoData * data)
    96 { @autoreleasepool
    97 {
    98     NSPasteboard *pasteboard;
    99     NSInteger count;
   100 
   101     pasteboard = [NSPasteboard generalPasteboard];
   102     count = [pasteboard changeCount];
   103     if (count != data->clipboard_count) {
   104         if (data->clipboard_count) {
   105             SDL_SendClipboardUpdate();
   106         }
   107         data->clipboard_count = count;
   108     }
   109 }}
   110 
   111 #endif /* SDL_VIDEO_DRIVER_COCOA */
   112 
   113 /* vi: set ts=4 sw=4 expandtab: */