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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