mirror of
https://github.com/nickshanks/ResKnife.git
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68 lines
2.3 KiB
Objective-C
68 lines
2.3 KiB
Objective-C
#import "HexTextView.h"
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#import "ResKnifeResourceProtocol.h"
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@implementation HexTextView
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- (void)insertText:(id)insertString
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{
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// bug: Every time a character is typed or string pasted, the entire resource is duplicated, operated on and disposed of! Perhaps I could do this in a better way?
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NSMutableData *newData = [NSMutableData dataWithData:[[[self window] windowController] data]];
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NSRange selection = [self selectedRange];
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NSLog( insertString );
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// modify resource data
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// update resource data - this causes a notification to be sent out, which the plug receives and acts upon to update the text views
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[(id <ResKnifeResourceProtocol>)[[[self window] windowController] resource] setData:newData];
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}
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- (void)setSelectedRange:(NSRange)charRange affinity:(NSSelectionAffinity)affinity stillSelecting:(BOOL)flag
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{
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NSRange newRange = charRange;
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// select whole bytes at a time (only if selecting in hex!)
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if( self == (id) [[self delegate] hex] )
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{
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// NSLog( NSStringFromRange(newRange) );
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// move selection offset to beginning of byte
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newRange.location -= (charRange.location % 3);
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newRange.length += (charRange.location % 3);
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// set selection length to whole number of bytes
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if( charRange.length != 0 )
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newRange.length -= (newRange.length % 3) -2;
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else newRange.length = 0;
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// move insertion point to next byte if needs be
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if( newRange.location == charRange.location -1 && newRange.length == 0 )
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newRange.location += 3;
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// NSLog( NSStringFromRange(newRange) );
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// NSLog( @"===========" );
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}
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// select return character if selecting ascii
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else if( self == (id) [[self delegate] ascii] )
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{
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// if ascii selection goes up to sixteenth byte on last line, select return character too
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if( (charRange.length + charRange.location) % 17 == 16)
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{
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// if selection is zero bytes long, move insertion point to character after return
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if( charRange.length == 0 )
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{
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// if moving back from first byte of line to previous line, skip return char
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NSRange selected = [self selectedRange];
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if( (selected.length + selected.location) % 17 == 0 )
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newRange.location -= 1;
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else newRange.location += 1;
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}
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else newRange.length += 1;
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}
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}
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// call the superclass to update the selection
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[super setSelectedRange:newRange affinity:affinity stillSelecting:NO];
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}
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@end
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