added files via upload

Tweaks/FLEX/Editing/ArgumentInputViews/FLEXArgumentInputView.m

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+//
+//  FLEXArgumentInputView.m
+//  Flipboard
+//
+//  Created by Ryan Olson on 5/30/14.
+//  Copyright (c) 2020 FLEX Team. All rights reserved.
+//
+
+#import "FLEXArgumentInputView.h"
+#import "FLEXUtility.h"
+#import "FLEXColor.h"
+
+@interface FLEXArgumentInputView ()
+
+@property (nonatomic) UILabel *titleLabel;
+@property (nonatomic) NSString *typeEncoding;
+
+@end
+
+@implementation FLEXArgumentInputView
+
+- (instancetype)initWithArgumentTypeEncoding:(const char *)typeEncoding {
+    self = [super initWithFrame:CGRectZero];
+    if (self) {
+        self.typeEncoding = typeEncoding != NULL ? @(typeEncoding) : nil;
+    }
+    return self;
+}
+
+- (void)layoutSubviews {
+    [super layoutSubviews];
+    
+    if (self.showsTitle) {
+        CGSize constrainSize = CGSizeMake(self.bounds.size.width, CGFLOAT_MAX);
+        CGSize labelSize = [self.titleLabel sizeThatFits:constrainSize];
+        self.titleLabel.frame = CGRectMake(0, 0, labelSize.width, labelSize.height);
+    }
+}
+
+- (void)setBackgroundColor:(UIColor *)backgroundColor {
+    [super setBackgroundColor:backgroundColor];
+    self.titleLabel.backgroundColor = backgroundColor;
+}
+
+- (void)setTitle:(NSString *)title {
+    if (![_title isEqual:title]) {
+        _title = title;
+        self.titleLabel.text = title;
+        [self setNeedsLayout];
+    }
+}
+
+- (UILabel *)titleLabel {
+    if (!_titleLabel) {
+        _titleLabel = [UILabel new];
+        _titleLabel.font = [[self class] titleFont];
+        _titleLabel.textColor = FLEXColor.primaryTextColor;
+        _titleLabel.numberOfLines = 0;
+        [self addSubview:_titleLabel];
+    }
+    return _titleLabel;
+}
+
+- (BOOL)showsTitle {
+    return self.title.length > 0;
+}
+
+- (CGFloat)topInputFieldVerticalLayoutGuide {
+    CGFloat verticalLayoutGuide = 0;
+    if (self.showsTitle) {
+        CGFloat titleHeight = [self.titleLabel sizeThatFits:self.bounds.size].height;
+        verticalLayoutGuide = titleHeight + [[self class] titleBottomPadding];
+    }
+    return verticalLayoutGuide;
+}
+
+
+#pragma mark - Subclasses Can Override
+
+- (BOOL)inputViewIsFirstResponder {
+    return NO;
+}
+
++ (BOOL)supportsObjCType:(const char *)type withCurrentValue:(id)value {
+    return NO;
+}
+
+
+#pragma mark - Class Helpers
+
++ (UIFont *)titleFont {
+    return [UIFont systemFontOfSize:12.0];
+}
+
++ (CGFloat)titleBottomPadding {
+    return 4.0;
+}
+
+
+#pragma mark - Sizing
+
+- (CGSize)sizeThatFits:(CGSize)size {
+    CGFloat height = 0;
+    
+    if (self.title.length > 0) {
+        CGSize constrainSize = CGSizeMake(size.width, CGFLOAT_MAX);
+        height += ceil([self.titleLabel sizeThatFits:constrainSize].height);
+        height += [[self class] titleBottomPadding];
+    }
+    
+    return CGSizeMake(size.width, height);
+}
+
+@end