mirror of https://github.com/bsnes-emu/bsnes.git
122 lines
3.8 KiB
Objective-C
122 lines
3.8 KiB
Objective-C
//
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// HFASCIITextRepresenter.m
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// HexFiend_2
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//
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// Copyright 2007 ridiculous_fish. All rights reserved.
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//
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#import <HexFiend/HFStringEncodingTextRepresenter.h>
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#import <HexFiend/HFRepresenterStringEncodingTextView.h>
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#import <HexFiend/HFPasteboardOwner.h>
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@interface HFStringEncodingPasteboardOwner : HFPasteboardOwner {
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NSStringEncoding encoding;
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}
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@property (nonatomic) NSStringEncoding encoding;
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@end
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@implementation HFStringEncodingPasteboardOwner
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- (void)setEncoding:(NSStringEncoding)val { encoding = val; }
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- (NSStringEncoding)encoding { return encoding; }
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- (void)writeDataInBackgroundToPasteboard:(NSPasteboard *)pboard ofLength:(unsigned long long)length forType:(NSString *)type trackingProgress:(id)tracker {
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HFASSERT([type isEqual:NSStringPboardType]);
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HFByteArray *byteArray = [self byteArray];
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HFASSERT(length <= NSUIntegerMax);
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NSUInteger dataLength = ll2l(length);
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NSUInteger stringLength = dataLength;
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NSUInteger offset = 0, remaining = dataLength;
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unsigned char * restrict const stringBuffer = check_malloc(stringLength);
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while (remaining > 0) {
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NSUInteger amountToCopy = MIN(32u * 1024u, remaining);
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[byteArray copyBytes:stringBuffer + offset range:HFRangeMake(offset, amountToCopy)];
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offset += amountToCopy;
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remaining -= amountToCopy;
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}
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NSString *string = [[NSString alloc] initWithBytesNoCopy:stringBuffer length:stringLength encoding:encoding freeWhenDone:YES];
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[pboard setString:string forType:type];
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[string release];
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}
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- (unsigned long long)stringLengthForDataLength:(unsigned long long)dataLength {
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return dataLength;
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}
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@end
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@implementation HFStringEncodingTextRepresenter
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- (instancetype)init {
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self = [super init];
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stringEncoding = [NSString defaultCStringEncoding];
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return self;
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}
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- (instancetype)initWithCoder:(NSCoder *)coder {
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HFASSERT([coder allowsKeyedCoding]);
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self = [super initWithCoder:coder];
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stringEncoding = (NSStringEncoding)[coder decodeInt64ForKey:@"HFStringEncoding"];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)coder {
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HFASSERT([coder allowsKeyedCoding]);
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[super encodeWithCoder:coder];
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[coder encodeInt64:stringEncoding forKey:@"HFStringEncoding"];
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}
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- (Class)_textViewClass {
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return [HFRepresenterStringEncodingTextView class];
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}
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- (NSStringEncoding)encoding {
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return stringEncoding;
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}
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- (void)setEncoding:(NSStringEncoding)encoding {
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stringEncoding = encoding;
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[[self view] setEncoding:encoding];
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[[self controller] representer:self changedProperties:HFControllerViewSizeRatios];
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}
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- (void)initializeView {
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[[self view] setEncoding:stringEncoding];
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[super initializeView];
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}
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- (void)insertText:(NSString *)text {
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REQUIRE_NOT_NULL(text);
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NSData *data = [text dataUsingEncoding:[self encoding] allowLossyConversion:NO];
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if (! data) {
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NSBeep();
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}
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else if ([data length]) { // a 0 length text can come about via e.g. option-e
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[[self controller] insertData:data replacingPreviousBytes:0 allowUndoCoalescing:YES];
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}
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}
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- (NSData *)dataFromPasteboardString:(NSString *)string {
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REQUIRE_NOT_NULL(string);
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return [string dataUsingEncoding:[self encoding] allowLossyConversion:NO];
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}
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+ (NSPoint)defaultLayoutPosition {
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return NSMakePoint(1, 0);
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}
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- (void)copySelectedBytesToPasteboard:(NSPasteboard *)pb {
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REQUIRE_NOT_NULL(pb);
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HFByteArray *selection = [[self controller] byteArrayForSelectedContentsRanges];
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HFASSERT(selection != NULL);
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if ([selection length] == 0) {
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NSBeep();
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}
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else {
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HFStringEncodingPasteboardOwner *owner = [HFStringEncodingPasteboardOwner ownPasteboard:pb forByteArray:selection withTypes:@[HFPrivateByteArrayPboardType, NSStringPboardType]];
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[owner setEncoding:[self encoding]];
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[owner setBytesPerLine:[self bytesPerLine]];
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}
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}
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@end
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