| 1 | //
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| 2 | // ICeCoffEETrigger.m
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| 3 | // ICeCoffEE APE
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| 4 | //
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| 5 | // Created by Nicholas Riley on 5/14/05.
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| 6 | // Copyright 2005 Nicholas Riley. All rights reserved.
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| 7 | //
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| 8 |
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| 9 | #import "ICeCoffEETrigger.h"
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| 10 | #import "ICeCoffEEShared.h"
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| 11 | #include <Carbon/Carbon.h>
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| 12 |
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| 13 | static ICeCoffEETrigger *ICCF_sharedTrigger = nil;
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| 14 |
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| 15 | @implementation ICeCoffEETrigger
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| 16 |
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| 17 | + (NSRange)rangeForEvent:(NSEvent *)anEvent onTarget:(NSView<NSTextInput> *)aTarget;
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| 18 | {
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| 19 | unsigned characterIndex = [aTarget characterIndexForPoint:
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| 20 | [[aTarget window] convertBaseToScreen: [anEvent locationInWindow]]];
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| 21 | NSRange range = [aTarget selectedRange];
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| 22 | ICLog(@"ICeCoffEETrigger characterIndex %u selectedRange %@", characterIndex, NSStringFromRange(range));
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| 23 | if (range.location == NSNotFound || range.length == 0 ||
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| 24 | !NSLocationInRange(characterIndex, range)) {
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| 25 | range.location = characterIndex;
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| 26 | range.length = 0;
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| 27 | }
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| 28 | return range;
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| 29 | }
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| 30 |
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| 31 | - (id)initForEvent:(NSEvent *)anEvent onTarget:(NSView<NSTextInput> *)aTarget;
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| 32 | {
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| 33 | if ( (self = [super init]) != nil) {
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| 34 | target = [aTarget retain];
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| 35 | event = [anEvent retain];
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| 36 | range = [[self class] rangeForEvent: anEvent onTarget: aTarget];
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| 37 | // no typical definition of Command-Option-double-click, so we don't need to delay
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| 38 | NSTimeInterval interval = ([anEvent modifierFlags] & NSAlternateKeyMask) ? 0 :
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| 39 | TicksToEventTime(GetDblTime());
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| 40 | timer = [NSTimer scheduledTimerWithTimeInterval: interval
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| 41 | target: self
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| 42 | selector: @selector(timerFired:)
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| 43 | userInfo: nil
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| 44 | repeats: NO];
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| 45 | }
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| 46 | return self;
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| 47 | }
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| 48 |
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| 49 | + (void)setTriggerForEvent:(NSEvent *)anEvent onTarget:(NSView<NSTextInput> *)aTarget;
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| 50 | {
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| 51 | ICCF_sharedTrigger = [[self alloc] initForEvent: anEvent onTarget: aTarget];
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| 52 | [ICCF_sharedTrigger release];
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| 53 | ICLog(@"set %@", ICCF_sharedTrigger);
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| 54 | }
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| 55 |
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| 56 | - (void)dealloc;
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| 57 | {
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| 58 | ICLog(@"DEALLOC %@", self);
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| 59 | timer = nil;
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| 60 | [target release];
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| 61 | target = nil;
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| 62 | [event release];
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| 63 | event = nil;
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| 64 | [super dealloc];
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| 65 | }
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| 66 |
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| 67 | - (void)finalize;
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| 68 | {
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| 69 | ICLog(@"FINALIZE %@", self);
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| 70 | timer = nil;
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| 71 | target = nil;
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| 72 | event = nil;
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| 73 | [super finalize];
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| 74 | }
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| 75 |
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| 76 | - (void)timerFired:(NSTimer *)aTimer;
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| 77 | {
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| 78 | ICCF_sharedTrigger = nil;
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| 79 | }
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| 80 |
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| 81 | - (void)cancel;
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| 82 | {
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| 83 | ICLog(@"%@ cancelling", self);
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| 84 | ICCF_sharedTrigger = nil;
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| 85 | [timer invalidate]; // we get dealloced inside here, so don't do anything else
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| 86 | }
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| 87 |
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| 88 | + (BOOL)cancel;
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| 89 | {
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| 90 | if (ICCF_sharedTrigger == nil)
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| 91 | return NO;
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| 92 |
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| 93 | [ICCF_sharedTrigger cancel];
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| 94 | return YES;
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| 95 | }
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| 96 |
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| 97 | - (NSString *)description;
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| 98 | {
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| 99 | return [NSString stringWithFormat: @"<%@ on %@ for %@ %@>", [self className],
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| 100 | target, event, NSStringFromRange(range)];
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| 101 | }
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| 102 |
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| 103 | @end
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