mirror of
https://github.com/material-components/material-components-ios.git
synced 2026-02-12 22:40:27 +08:00
129 lines
4.5 KiB
Objective-C
129 lines
4.5 KiB
Objective-C
/*
|
|
Copyright 2016-present the Material Components for iOS authors. All Rights Reserved.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
#import "MaterialTypography.h"
|
|
#import "supplemental/CollectionCellsTextExample.h"
|
|
|
|
static NSString *const kReusableIdentifierItem = @"itemCellIdentifier";
|
|
static NSString *const kExampleDetailText =
|
|
@"Pellentesque non quam ornare, porta urna sed, malesuada felis. Praesent at gravida felis, "
|
|
"non facilisis enim. Proin dapibus laoreet lorem, in viverra leo dapibus a.";
|
|
|
|
@implementation CollectionCellsTextExample {
|
|
NSMutableArray *_content;
|
|
}
|
|
|
|
- (void)viewDidLoad {
|
|
[super viewDidLoad];
|
|
|
|
// Register cell class.
|
|
[self.collectionView registerClass:[MDCCollectionViewTextCell class]
|
|
forCellWithReuseIdentifier:kReusableIdentifierItem];
|
|
|
|
// Populate content with array of text, details text, and number of lines.
|
|
_content = [NSMutableArray array];
|
|
NSDictionary *alignmentValues = @{
|
|
@"Left" : @(NSTextAlignmentLeft),
|
|
@"Right" : @(NSTextAlignmentRight),
|
|
@"Center" : @(NSTextAlignmentCenter),
|
|
@"Just." : @(NSTextAlignmentJustified),
|
|
@"Natural" : @(NSTextAlignmentNatural)
|
|
};
|
|
|
|
for (NSString *alignmentKey in alignmentValues) {
|
|
[_content addObject:@[
|
|
[NSString stringWithFormat:@"(%@) Single line text", alignmentKey],
|
|
alignmentValues[alignmentKey], @"", alignmentValues[alignmentKey],
|
|
@(MDCCellDefaultOneLineHeight)
|
|
]];
|
|
[_content addObject:@[
|
|
@"", alignmentValues[alignmentKey],
|
|
[NSString stringWithFormat:@"(%@) Single line detail text", alignmentKey],
|
|
alignmentValues[alignmentKey], @(MDCCellDefaultOneLineHeight)
|
|
]];
|
|
[_content addObject:@[
|
|
[NSString stringWithFormat:@"(%@) Two line text", alignmentKey],
|
|
alignmentValues[alignmentKey],
|
|
[NSString stringWithFormat:@"(%@) Here is the detail text", alignmentKey],
|
|
alignmentValues[alignmentKey], @(MDCCellDefaultTwoLineHeight)
|
|
]];
|
|
[_content addObject:@[
|
|
[NSString stringWithFormat:@"(%@) Two line text (truncated)", alignmentKey],
|
|
alignmentValues[alignmentKey],
|
|
[NSString stringWithFormat:@"(%@) %@", alignmentKey, kExampleDetailText],
|
|
alignmentValues[alignmentKey], @(MDCCellDefaultTwoLineHeight)
|
|
]];
|
|
[_content addObject:@[
|
|
[NSString stringWithFormat:@"(%@) Three line text (wrapped)", alignmentKey],
|
|
alignmentValues[alignmentKey],
|
|
[NSString stringWithFormat:@"(%@) %@", alignmentKey, kExampleDetailText],
|
|
alignmentValues[alignmentKey], @(MDCCellDefaultThreeLineHeight)
|
|
]];
|
|
}
|
|
}
|
|
|
|
#pragma mark - <UICollectionViewDataSource>
|
|
|
|
- (NSInteger)collectionView:(UICollectionView *)collectionView
|
|
numberOfItemsInSection:(NSInteger)section {
|
|
return [_content count];
|
|
}
|
|
|
|
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView
|
|
cellForItemAtIndexPath:(NSIndexPath *)indexPath {
|
|
MDCCollectionViewTextCell *cell =
|
|
[collectionView dequeueReusableCellWithReuseIdentifier:kReusableIdentifierItem
|
|
forIndexPath:indexPath];
|
|
cell.textLabel.text = _content[indexPath.item][0];
|
|
cell.textLabel.textAlignment = [_content[indexPath.item][1] integerValue];
|
|
cell.detailTextLabel.text = _content[indexPath.item][2];
|
|
cell.detailTextLabel.textAlignment = [_content[indexPath.item][3] integerValue];
|
|
|
|
if (indexPath.item % 5 == 4) {
|
|
cell.detailTextLabel.numberOfLines = 2;
|
|
}
|
|
return cell;
|
|
}
|
|
|
|
#pragma mark - <MDCCollectionViewStylingDelegate>
|
|
|
|
- (CGFloat)collectionView:(UICollectionView *)collectionView
|
|
cellHeightAtIndexPath:(NSIndexPath *)indexPath {
|
|
return [_content[indexPath.item][4] floatValue];
|
|
}
|
|
|
|
#pragma mark - CatalogByConvention
|
|
|
|
+ (NSArray *)catalogBreadcrumbs {
|
|
return @[ @"Collection Cells", @"Cell Text Example" ];
|
|
}
|
|
|
|
+ (BOOL)catalogIsPrimaryDemo {
|
|
return YES;
|
|
}
|
|
|
|
+ (NSString *)catalogDescription {
|
|
return @"Material Collection Cells enables a native collection view cell to have Material "
|
|
"design layout and styling. It also provides editing and extensive customization "
|
|
"capabilities.";
|
|
}
|
|
|
|
+ (BOOL)catalogIsPresentable {
|
|
return YES;
|
|
}
|
|
|
|
@end
|