Add a menu where you can choose the app icon

mehfooz09 · Dec 16, 2019 · 4d3f8ce · 4d3f8ce
1 parent 7fa54ed
commit 4d3f8ce
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Showing 13 changed files with 530 additions and 21 deletions.
diff --git a/app/AltIconViewController.h b/app/AltIconViewController.h
@@ -0,0 +1,16 @@
+//
+//  IconViewController.h
+//  iSH
+//
+//  Created by Theodore Dubois on 12/13/19.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface AltIconViewController : UIViewController <UICollectionViewDataSource, UICollectionViewDelegate, UICollectionViewDelegateFlowLayout>
+
+@end
+
+NS_ASSUME_NONNULL_END
diff --git a/app/AltIconViewController.m b/app/AltIconViewController.m
@@ -0,0 +1,151 @@
+//
+//  IconViewController.m
+//  iSH
+//
+//  Created by Theodore Dubois on 12/13/19.
+//
+
+#import "AltIconViewController.h"
+#import "UIApplication+OpenURL.h"
+
+@interface AltIconViewController ()
+
+@property (weak) IBOutlet UICollectionView *collectionView;
+
+@property NSDictionary<NSString *, NSDictionary *> *altIcons;
+@property NSArray<NSString *> *altIconNames;
+
+@end
+
+@interface AltIconCell : UICollectionViewCell
+
+@property (weak, nonatomic) IBOutlet UIImageView *imageView;
+@property (weak, nonatomic) IBOutlet UIImageView *checkboxImageView;
+@property (weak, nonatomic) IBOutlet UILabel *descriptionLabel;
+@property (weak, nonatomic) IBOutlet UIButton *authorButton;
+
+@property (nonatomic) NSString *link;
+
+- (void)updateImage:(UIImage *)image description:(NSString *)description author:(NSString *)author link:(NSURL *)link;
+
+@end
+
+@implementation AltIconViewController
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+
+    self.altIcons = [NSDictionary dictionaryWithContentsOfURL:
+                     [NSBundle.mainBundle URLForResource:@"Icons"
+                                           withExtension:@"plist"]];
+    self.altIconNames = [self.altIcons.allKeys sortedArrayUsingSelector:@selector(compare:)];
+
+    NSString *iconName = UIApplication.sharedApplication.alternateIconName;
+    if (iconName == nil)
+        iconName = @"";
+    NSIndexPath *indexPath = [NSIndexPath indexPathForItem:[self.altIconNames indexOfObject:iconName]
+                                                inSection:0];
+    [self.collectionView selectItemAtIndexPath:indexPath
+                                      animated:NO
+                                scrollPosition:UICollectionViewScrollPositionTop];
+//    UICollectionViewFlowLayout *layout = self.collectionView.collectionViewLayout;
+//    layout.sectionFootersPinToVisibleBounds = YES;
+}
+
+- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
+    return self.altIconNames.count;
+}
+
+- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath {
+    return [collectionView dequeueReusableSupplementaryViewOfKind:kind withReuseIdentifier:@"footer" forIndexPath:indexPath];
+}
+
+- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
+    AltIconCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"icon" forIndexPath:indexPath];
+    NSString *iconName = self.altIconNames[indexPath.item];
+    [cell updateImage:[UIImage imageNamed:iconName.length == 0 ? @"icon" : iconName]
+          description:self.altIcons[iconName][@"description"]
+               author:self.altIcons[iconName][@"author"]
+                 link:self.altIcons[iconName][@"link"]];
+    return cell;
+}
+
+- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
+    NSString *iconName = self.altIconNames[indexPath.item];
+    if (iconName.length == 0)
+        iconName = nil;
+    [UIApplication.sharedApplication setAlternateIconName:iconName completionHandler:^(NSError *err) {
+        if (err != nil)
+            NSLog(@"%@", err);
+    }];
+}
+
+- (IBAction)openSubmissions:(id)sender {
+    [UIApplication openURL:@"https://github.com/tbodt/ish/issues/578"];
+}
+
+- (CGFloat)sideInset:(UICollectionViewFlowLayout *)layout {
+    // For maximum aesthetics, there should be a decent amount of spacing between cells
+    static const CGFloat kMinSpacer = 20;
+    // The insets should be somewhat smaller than the spacer
+    static const CGFloat kInsetToSpacerRatio = 0.75;
+
+    CGFloat total = layout.collectionView.frame.size.width;
+    CGFloat item = layout.itemSize.width;
+    NSUInteger count = (int) (total / item);
+    CGFloat spacer;
+    CGFloat inset;
+    do {
+        CGFloat slack = total - (item * count);
+        spacer = slack / (2 * kInsetToSpacerRatio + count - 1);
+        inset = spacer * kInsetToSpacerRatio;
+        count--;
+    } while (spacer < kMinSpacer);
+    return inset;
+}
+- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewFlowLayout *)layout insetForSectionAtIndex:(NSInteger)section {
+    CGFloat sideInset = [self sideInset:layout];
+    return UIEdgeInsetsMake(sideInset, sideInset, 20, sideInset);
+}
+
+@end
+
+@implementation AltIconCell
+
+- (void)awakeFromNib {
+    [super awakeFromNib];
+
+    CAShapeLayer *iconMask = [CAShapeLayer new];
+    iconMask.frame = self.imageView.bounds;
+    iconMask.path = [UIBezierPath bezierPathWithRoundedRect:self.imageView.bounds
+                                               cornerRadius:self.imageView.bounds.size.width * 0.225].CGPath;
+    self.imageView.layer.mask = iconMask;
+    self.imageView.layer.minificationFilter = kCAFilterTrilinear;
+
+    if (@available(iOS 13, *)) {
+        self.checkboxImageView.image = UIImage.checkmarkImage;
+    } else {
+//        self.checkboxImageView.backgroundColor = UIColor.whiteColor;
+//        self.checkboxImageView.layer.cornerRadius = self.checkboxImageView.bounds.size.width / 2;
+    }
+
+    self.authorButton.titleLabel.adjustsFontForContentSizeCategory = YES;
+}
+
+- (void)updateImage:(UIImage *)image description:(NSString *)description author:(NSString *)author link:(NSString *)url {
+    self.imageView.image = image;
+    self.descriptionLabel.text = description;
+    [self.authorButton setTitle:[NSString stringWithFormat:@"by %@", author] forState:UIControlStateNormal];
+    self.link = url;
+}
+
+- (IBAction)openSource:(id)sender {
+    [UIApplication openURL:self.link];
+}
+
+- (void)setSelected:(BOOL)selected {
+    [super setSelected:selected];
+    self.checkboxImageView.hidden = !selected;
+}
+
+@end
diff --git a/app/Assets.xcassets/Checkbox.imageset/Contents.json b/app/Assets.xcassets/Checkbox.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "filename" : "checkbox.pdf"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  },
+  "properties" : {
+    "template-rendering-intent" : "template",
+    "preserves-vector-representation" : true
+  }
+}
diff --git a/app/Assets.xcassets/Checkbox.imageset/checkbox.pdf b/app/Assets.xcassets/Checkbox.imageset/checkbox.pdf