This app provides monitoring and information features for the common freifunk user and the technical stuff of a freifunk community.
Code base is taken from a TUM Practical Course project and added here to see if Freifunk Altdorf can use it.
https://www.freifunk-altdorf.de
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111 lines
2.8 KiB
111 lines
2.8 KiB
/** |
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* Copyright (c) 2015-present, Facebook, Inc. |
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* |
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* This source code is licensed under the MIT license found in the |
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* LICENSE file in the root directory of this source tree. |
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*/ |
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#import "RCTPicker.h" |
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#import "RCTConvert.h" |
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#import "RCTUtils.h" |
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@interface RCTPicker() <UIPickerViewDataSource, UIPickerViewDelegate> |
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@end |
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@implementation RCTPicker |
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- (instancetype)initWithFrame:(CGRect)frame |
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{ |
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if ((self = [super initWithFrame:frame])) { |
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_color = [UIColor blackColor]; |
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_font = [UIFont systemFontOfSize:21]; // TODO: selected title default should be 23.5 |
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_selectedIndex = NSNotFound; |
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_textAlign = NSTextAlignmentCenter; |
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self.delegate = self; |
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} |
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return self; |
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} |
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RCT_NOT_IMPLEMENTED(- (instancetype)initWithCoder:(NSCoder *)aDecoder) |
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- (void)setItems:(NSArray<NSDictionary *> *)items |
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{ |
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_items = [items copy]; |
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[self setNeedsLayout]; |
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} |
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- (void)setSelectedIndex:(NSInteger)selectedIndex |
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{ |
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if (_selectedIndex != selectedIndex) { |
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BOOL animated = _selectedIndex != NSNotFound; // Don't animate the initial value |
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_selectedIndex = selectedIndex; |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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[self selectRow:selectedIndex inComponent:0 animated:animated]; |
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}); |
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} |
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} |
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#pragma mark - UIPickerViewDataSource protocol |
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- (NSInteger)numberOfComponentsInPickerView:(__unused UIPickerView *)pickerView |
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{ |
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return 1; |
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} |
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- (NSInteger)pickerView:(__unused UIPickerView *)pickerView |
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numberOfRowsInComponent:(__unused NSInteger)component |
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{ |
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return _items.count; |
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} |
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#pragma mark - UIPickerViewDelegate methods |
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- (NSString *)pickerView:(__unused UIPickerView *)pickerView |
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titleForRow:(NSInteger)row |
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forComponent:(__unused NSInteger)component |
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{ |
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return [RCTConvert NSString:_items[row][@"label"]]; |
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} |
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- (CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component { |
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return _font.pointSize + 19; |
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} |
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- (UIView *)pickerView:(UIPickerView *)pickerView |
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viewForRow:(NSInteger)row |
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forComponent:(NSInteger)component |
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reusingView:(UILabel *)label |
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{ |
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if (!label) { |
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label = [[UILabel alloc] initWithFrame:(CGRect){ |
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CGPointZero, |
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{ |
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[pickerView rowSizeForComponent:component].width, |
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[pickerView rowSizeForComponent:component].height, |
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} |
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}]; |
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} |
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label.font = _font; |
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label.textColor = [RCTConvert UIColor:_items[row][@"textColor"]] ?: _color; |
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label.textAlignment = _textAlign; |
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label.text = [self pickerView:pickerView titleForRow:row forComponent:component]; |
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return label; |
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} |
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- (void)pickerView:(__unused UIPickerView *)pickerView |
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didSelectRow:(NSInteger)row inComponent:(__unused NSInteger)component |
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{ |
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_selectedIndex = row; |
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if (_onChange && _items.count > (NSUInteger)row) { |
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_onChange(@{ |
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@"newIndex": @(row), |
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@"newValue": RCTNullIfNil(_items[row][@"value"]), |
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}); |
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} |
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} |
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@end
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