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184 lines
5.9 KiB
184 lines
5.9 KiB
//
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// FLEXFieldEditorView.m
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// Flipboard
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//
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// Created by Ryan Olson on 5/16/14.
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// Copyright (c) 2014 Flipboard. All rights reserved.
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//
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#import "FLEXFieldEditorView.h"
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#import "FLEXArgumentInputView.h"
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#import "FLEXUtility.h"
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@interface FLEXFieldEditorView ()
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@property (nonatomic, strong) UILabel *targetDescriptionLabel;
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@property (nonatomic, strong) UIView *targetDescriptionDivider;
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@property (nonatomic, strong) UILabel *fieldDescriptionLabel;
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@property (nonatomic, strong) UIView *fieldDescriptionDivider;
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@end
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@implementation FLEXFieldEditorView
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- (id)initWithFrame:(CGRect)frame
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{
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self = [super initWithFrame:frame];
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if (self) {
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self.targetDescriptionLabel = [[UILabel alloc] init];
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self.targetDescriptionLabel.numberOfLines = 0;
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self.targetDescriptionLabel.font = [[self class] labelFont];
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[self addSubview:self.targetDescriptionLabel];
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self.targetDescriptionDivider = [[self class] dividerView];
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[self addSubview:self.targetDescriptionDivider];
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self.fieldDescriptionLabel = [[UILabel alloc] init];
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self.fieldDescriptionLabel.numberOfLines = 0;
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self.fieldDescriptionLabel.font = [[self class] labelFont];
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[self addSubview:self.fieldDescriptionLabel];
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self.fieldDescriptionDivider = [[self class] dividerView];
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[self addSubview:self.fieldDescriptionDivider];
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}
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return self;
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}
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- (void)layoutSubviews
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{
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[super layoutSubviews];
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CGFloat horizontalPadding = [[self class] horizontalPadding];
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CGFloat verticalPadding = [[self class] verticalPadding];
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CGFloat dividerLineHeight = [[self class] dividerLineHeight];
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CGFloat originY = verticalPadding;
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CGFloat originX = horizontalPadding;
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CGFloat contentWidth = self.bounds.size.width - 2.0 * horizontalPadding;
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CGSize constrainSize = CGSizeMake(contentWidth, CGFLOAT_MAX);
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CGSize instanceDescriptionSize = [self.targetDescriptionLabel sizeThatFits:constrainSize];
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self.targetDescriptionLabel.frame = CGRectMake(originX, originY, instanceDescriptionSize.width, instanceDescriptionSize.height);
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originY = CGRectGetMaxY(self.targetDescriptionLabel.frame) + verticalPadding;
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self.targetDescriptionDivider.frame = CGRectMake(originX, originY, contentWidth, dividerLineHeight);
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originY = CGRectGetMaxY(self.targetDescriptionDivider.frame) + verticalPadding;
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CGSize fieldDescriptionSize = [self.fieldDescriptionLabel sizeThatFits:constrainSize];
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self.fieldDescriptionLabel.frame = CGRectMake(originX, originY, fieldDescriptionSize.width, fieldDescriptionSize.height);
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originY = CGRectGetMaxY(self.fieldDescriptionLabel.frame) + verticalPadding;
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self.fieldDescriptionDivider.frame = CGRectMake(originX, originY, contentWidth, dividerLineHeight);
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originY = CGRectGetMaxY(self.fieldDescriptionDivider.frame) + verticalPadding;
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for (UIView *argumentInputView in self.argumentInputViews) {
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CGSize inputViewSize = [argumentInputView sizeThatFits:constrainSize];
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argumentInputView.frame = CGRectMake(originX, originY, inputViewSize.width, inputViewSize.height);
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originY = CGRectGetMaxY(argumentInputView.frame) + verticalPadding;
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}
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}
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- (void)setBackgroundColor:(UIColor *)backgroundColor
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{
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[super setBackgroundColor:backgroundColor];
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self.targetDescriptionLabel.backgroundColor = backgroundColor;
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self.fieldDescriptionLabel.backgroundColor = backgroundColor;
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}
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- (void)setTargetDescription:(NSString *)targetDescription
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{
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if (![_targetDescription isEqual:targetDescription]) {
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_targetDescription = targetDescription;
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self.targetDescriptionLabel.text = targetDescription;
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[self setNeedsLayout];
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}
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}
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- (void)setFieldDescription:(NSString *)fieldDescription
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{
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if (![_fieldDescription isEqual:fieldDescription]) {
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_fieldDescription = fieldDescription;
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self.fieldDescriptionLabel.text = fieldDescription;
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[self setNeedsLayout];
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}
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}
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- (void)setArgumentInputViews:(NSArray<FLEXArgumentInputView *> *)argumentInputViews
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{
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if (![_argumentInputViews isEqual:argumentInputViews]) {
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for (FLEXArgumentInputView *inputView in _argumentInputViews) {
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[inputView removeFromSuperview];
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}
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_argumentInputViews = argumentInputViews;
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for (FLEXArgumentInputView *newInputView in argumentInputViews) {
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[self addSubview:newInputView];
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}
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[self setNeedsLayout];
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}
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}
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+ (UIView *)dividerView
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{
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UIView *dividerView = [[UIView alloc] init];
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dividerView.backgroundColor = [self dividerColor];
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return dividerView;
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}
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+ (UIColor *)dividerColor
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{
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return [UIColor lightGrayColor];
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}
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+ (CGFloat)horizontalPadding
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{
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return 10.0;
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}
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+ (CGFloat)verticalPadding
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{
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return 20.0;
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}
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+ (UIFont *)labelFont
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{
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return [FLEXUtility defaultFontOfSize:14.0];
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}
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+ (CGFloat)dividerLineHeight
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{
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return 1.0;
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}
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- (CGSize)sizeThatFits:(CGSize)size
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{
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CGFloat horizontalPadding = [[self class] horizontalPadding];
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CGFloat verticalPadding = [[self class] verticalPadding];
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CGFloat dividerLineHeight = [[self class] dividerLineHeight];
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CGFloat height = 0;
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CGFloat availableWidth = size.width - 2.0 * horizontalPadding;
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CGSize constrainSize = CGSizeMake(availableWidth, CGFLOAT_MAX);
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height += verticalPadding;
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height += ceil([self.targetDescriptionLabel sizeThatFits:constrainSize].height);
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height += verticalPadding;
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height += dividerLineHeight;
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height += verticalPadding;
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height += ceil([self.fieldDescriptionLabel sizeThatFits:constrainSize].height);
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height += verticalPadding;
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height += dividerLineHeight;
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height += verticalPadding;
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for (FLEXArgumentInputView *inputView in self.argumentInputViews) {
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height += [inputView sizeThatFits:constrainSize].height;
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height += verticalPadding;
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}
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return CGSizeMake(size.width, height);
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}
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@end
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