1 |
|
2 |
|
3 |
|
4 |
|
5 |
|
6 |
|
7 |
|
8 | #import "RCTSliderManager.h"
|
9 |
|
10 | #import "RCTBridge.h"
|
11 | #import "RCTEventDispatcher.h"
|
12 | #import "RCTSlider.h"
|
13 | #import "UIView+React.h"
|
14 |
|
15 | @implementation RCTSliderManager
|
16 |
|
17 | RCT_EXPORT_MODULE()
|
18 |
|
19 | - (UIView *)view
|
20 | {
|
21 | RCTSlider *slider = [RCTSlider new];
|
22 | [slider addTarget:self action:@selector(sliderValueChanged:)
|
23 | forControlEvents:UIControlEventValueChanged];
|
24 | [slider addTarget:self action:@selector(sliderTouchEnd:)
|
25 | forControlEvents:(UIControlEventTouchUpInside |
|
26 | UIControlEventTouchUpOutside |
|
27 | UIControlEventTouchCancel)];
|
28 | return slider;
|
29 | }
|
30 |
|
31 | static void RCTSendSliderEvent(RCTSlider *sender, BOOL continuous)
|
32 | {
|
33 | float value = sender.value;
|
34 |
|
35 | if (sender.step > 0 &&
|
36 | sender.step <= (sender.maximumValue - sender.minimumValue)) {
|
37 |
|
38 | value =
|
39 | MAX(sender.minimumValue,
|
40 | MIN(sender.maximumValue,
|
41 | sender.minimumValue + round((sender.value - sender.minimumValue) / sender.step) * sender.step
|
42 | )
|
43 | );
|
44 |
|
45 | [sender setValue:value animated:YES];
|
46 | }
|
47 |
|
48 | if (continuous) {
|
49 | if (sender.onValueChange && sender.lastValue != value) {
|
50 | sender.onValueChange(@{
|
51 | @"value": @(value),
|
52 | });
|
53 | }
|
54 | } else {
|
55 | if (sender.onSlidingComplete) {
|
56 | sender.onSlidingComplete(@{
|
57 | @"value": @(value),
|
58 | });
|
59 | }
|
60 | }
|
61 |
|
62 | sender.lastValue = value;
|
63 | }
|
64 |
|
65 | - (void)sliderValueChanged:(RCTSlider *)sender
|
66 | {
|
67 | RCTSendSliderEvent(sender, YES);
|
68 | }
|
69 |
|
70 | - (void)sliderTouchEnd:(RCTSlider *)sender
|
71 | {
|
72 | RCTSendSliderEvent(sender, NO);
|
73 | }
|
74 |
|
75 | RCT_EXPORT_VIEW_PROPERTY(value, float);
|
76 | RCT_EXPORT_VIEW_PROPERTY(step, float);
|
77 | RCT_EXPORT_VIEW_PROPERTY(trackImage, UIImage);
|
78 | RCT_EXPORT_VIEW_PROPERTY(minimumTrackImage, UIImage);
|
79 | RCT_EXPORT_VIEW_PROPERTY(maximumTrackImage, UIImage);
|
80 | RCT_EXPORT_VIEW_PROPERTY(minimumValue, float);
|
81 | RCT_EXPORT_VIEW_PROPERTY(maximumValue, float);
|
82 | RCT_EXPORT_VIEW_PROPERTY(minimumTrackTintColor, UIColor);
|
83 | RCT_EXPORT_VIEW_PROPERTY(maximumTrackTintColor, UIColor);
|
84 | RCT_EXPORT_VIEW_PROPERTY(onValueChange, RCTBubblingEventBlock);
|
85 | RCT_EXPORT_VIEW_PROPERTY(onSlidingComplete, RCTDirectEventBlock);
|
86 | RCT_EXPORT_VIEW_PROPERTY(thumbTintColor, UIColor);
|
87 | RCT_EXPORT_VIEW_PROPERTY(thumbImage, UIImage);
|
88 | RCT_CUSTOM_VIEW_PROPERTY(disabled, BOOL, RCTSlider)
|
89 | {
|
90 | if (json) {
|
91 | view.enabled = !([RCTConvert BOOL:json]);
|
92 | } else {
|
93 | view.enabled = defaultView.enabled;
|
94 | }
|
95 | }
|
96 |
|
97 | @end
|