added files via upload

Tweaks/FLEX/Editing/ArgumentInputViews/FLEXArgumentInputTextView.m

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+//
+//  FLEXArgumentInputTextView.m
+//  FLEXInjected
+//
+//  Created by Ryan Olson on 6/15/14.
+//
+//
+
+#import "FLEXColor.h"
+#import "FLEXArgumentInputTextView.h"
+#import "FLEXUtility.h"
+
+@interface FLEXArgumentInputTextView ()
+
+@property (nonatomic) UITextView *inputTextView;
+@property (nonatomic) UILabel *placeholderLabel;
+@property (nonatomic, readonly) NSUInteger numberOfInputLines;
+
+@end
+
+@implementation FLEXArgumentInputTextView
+
+- (instancetype)initWithArgumentTypeEncoding:(const char *)typeEncoding {
+    self = [super initWithArgumentTypeEncoding:typeEncoding];
+    if (self) {
+        self.inputTextView = [UITextView new];
+        self.inputTextView.font = [[self class] inputFont];
+        self.inputTextView.backgroundColor = FLEXColor.secondaryGroupedBackgroundColor;
+        self.inputTextView.layer.cornerRadius = 10.f;
+        self.inputTextView.contentInset = UIEdgeInsetsMake(0, 5, 0, 0);
+        self.inputTextView.autocapitalizationType = UITextAutocapitalizationTypeNone;
+        self.inputTextView.autocorrectionType = UITextAutocorrectionTypeNo;
+        self.inputTextView.delegate = self;
+        self.inputTextView.inputAccessoryView = [self createToolBar];
+        if (@available(iOS 11, *)) {
+            self.inputTextView.smartQuotesType = UITextSmartQuotesTypeNo;
+            [self.inputTextView.layer setValue:@YES forKey:@"continuousCorners"];
+        } else {
+            self.inputTextView.layer.borderWidth = 1.f;
+            self.inputTextView.layer.borderColor = FLEXColor.borderColor.CGColor;
+        }
+
+        self.placeholderLabel = [UILabel new];
+        self.placeholderLabel.font = self.inputTextView.font;
+        self.placeholderLabel.textColor = FLEXColor.deemphasizedTextColor;
+        self.placeholderLabel.numberOfLines = 0;
+
+        [self addSubview:self.inputTextView];
+        [self.inputTextView addSubview:self.placeholderLabel];
+
+    }
+    return self;
+}
+
+#pragma mark - Private
+
+- (UIToolbar *)createToolBar {
+    UIToolbar *toolBar = [UIToolbar new];
+    [toolBar sizeToFit];
+    UIBarButtonItem *spaceItem = [[UIBarButtonItem alloc]
+        initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace
+        target:nil action:nil
+    ];
+    UIBarButtonItem *pasteItem = [[UIBarButtonItem alloc]
+        initWithTitle:@"Paste" style:UIBarButtonItemStyleDone
+        target:self.inputTextView action:@selector(paste:)
+    ];
+    UIBarButtonItem *doneItem = [[UIBarButtonItem alloc]
+        initWithBarButtonSystemItem:UIBarButtonSystemItemDone
+        target:self.inputTextView action:@selector(resignFirstResponder)
+    ];
+    toolBar.items = @[spaceItem, pasteItem, doneItem];
+    return toolBar;
+}
+
+- (void)setInputPlaceholderText:(NSString *)placeholder {
+    self.placeholderLabel.text = placeholder;
+    if (placeholder.length) {
+        if (!self.inputTextView.text.length) {
+            self.placeholderLabel.hidden = NO;
+        } else {
+            self.placeholderLabel.hidden = YES;
+        }
+    } else {
+        self.placeholderLabel.hidden = YES;
+    }
+
+    [self setNeedsLayout];
+}
+
+- (NSString *)inputPlaceholderText {
+    return self.placeholderLabel.text;
+}
+
+
+#pragma mark - Superclass Overrides
+
+- (BOOL)inputViewIsFirstResponder {
+    return self.inputTextView.isFirstResponder;
+}
+
+
+#pragma mark - Layout and Sizing
+
+- (void)layoutSubviews {
+    [super layoutSubviews];
+    
+    self.inputTextView.frame = CGRectMake(0, self.topInputFieldVerticalLayoutGuide, self.bounds.size.width, [self inputTextViewHeight]);
+    // Placeholder label is positioned by insetting then origin
+    // by the content inset then the text container inset
+    CGSize s = self.inputTextView.frame.size;
+    self.placeholderLabel.frame = CGRectMake(0, 0, s.width, s.height);
+    self.placeholderLabel.frame = UIEdgeInsetsInsetRect(
+        UIEdgeInsetsInsetRect(self.placeholderLabel.frame, self.inputTextView.contentInset),
+        self.inputTextView.textContainerInset
+    );
+}
+
+- (NSUInteger)numberOfInputLines {
+    switch (self.targetSize) {
+        case FLEXArgumentInputViewSizeDefault:
+            return 2;
+        case FLEXArgumentInputViewSizeSmall:
+            return 1;
+        case FLEXArgumentInputViewSizeLarge:
+            return 8;
+    }
+}
+
+- (CGFloat)inputTextViewHeight {
+    return ceil([[self class] inputFont].lineHeight * self.numberOfInputLines) + 16.0;
+}
+
+- (CGSize)sizeThatFits:(CGSize)size {
+    CGSize fitSize = [super sizeThatFits:size];
+    fitSize.height += [self inputTextViewHeight];
+    return fitSize;
+}
+
+
+#pragma mark - Class Helpers
+
++ (UIFont *)inputFont {
+    return [UIFont systemFontOfSize:14.0];
+}
+
+
+#pragma mark - UITextViewDelegate
+
+- (void)textViewDidChange:(UITextView *)textView {
+    [self.delegate argumentInputViewValueDidChange:self];
+    self.placeholderLabel.hidden = !(self.inputPlaceholderText.length && !textView.text.length);
+}
+
+@end