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UICollectionView-ARDynamicHeightLayoutCell

Automatically UICollectionViewCell size calculating.

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567

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Last Commit

5yrs ago

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3

Package

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0

License

MIT

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Readme

UICollectionView+ARDynamicHeightLayoutCell

  • An simple category for caculating autolayout UICollectionViewCell size. Automatic manage cell's size cache, automatic invalidate, most improve efficiency.

Demo gif

Support

  • A prototype cell in storyboard

  • -registerNib:forCellReuseIdentifier:

  • -registerClass:forCellReuseIdentifier:

Usage

if your cell use autolayout , all you need just to do like this:

Fixed width

#import "UICollectionView+ARDynamicHeightLayoutCell.h"

-(CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    return [collectionView ar_sizeForCellWithIdentifier:@"DynamicHeightCell" fixedWidth:300 configuration:^(id cell) {

       //configuration your cell
        FeedModel *feed = self.feeds[indexPath.row];
        [cell filleCellWithFeed:feed];

    }];
}

Fixed height

#import "UICollectionView+ARDynamicHeightLayoutCell.h"

-(CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    return [collectionView ar_sizeForCellWithIdentifier:@"DynamicHeightCell" fixedHeight:400 configuration:^(id cell) {
        //configuration your cell
           FeedModel *feed = self.feeds[indexPath.row];
           [cell filleCellWithFeed:feed];
    }
}

Dynamic size

#import "UICollectionView+ARDynamicHeightLayoutCell.h"

-(CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    return [collectionView ar_sizeForCellWithIdentifier:@"DynamicHeightCell" configuration:^(id cell) {
        //configuration your cell
           FeedModel *feed = self.feeds[indexPath.row];
           [cell filleCellWithFeed:feed];
    }
}

Install

pod 'UICollectionView-ARDynamicHeightLayoutCell', :git => 'https://github.com/AugustRush/UICollectionView-ARDynamicHeightLayoutCell.git'

Release Versions

  • v1.0

    add cache for cell size height, improve efficiency(automatic invalidate)

  • v0.7

    add Support for StoryBoard prototype cell

  • v0.6

    fixed Height caculated bug and support Dynamic size cell

  • v0.5

    support to caculate size for UICollectionView Cell

ToDo

  • pre caculate cache

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