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+//
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+// FLEXArgumentInputFontsPickerView.m
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+// UICatalog
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+//
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+// Created by 啟倫 陳 on 2014/7/27.
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+// Copyright (c) 2014年 f. All rights reserved.
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+//
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+
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+#import "FLEXArgumentInputFontsPickerView.h"
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+#import "FLEXRuntimeUtility.h"
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+
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+@interface FLEXArgumentInputFontsPickerView ()
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+
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+@property (nonatomic, strong) NSArray *availableFonts;
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+
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+@end
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+
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+
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+@implementation FLEXArgumentInputFontsPickerView
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+
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+- (instancetype)initWithArgumentTypeEncoding:(const char *)typeEncoding
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+{
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+ self = [super initWithArgumentTypeEncoding:typeEncoding];
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+ if (self) {
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+
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+ [self createAvailableFonts];
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+
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+ self.targetSize = FLEXArgumentInputViewSizeSmall;
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+
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+ self.inputTextView.inputView = ({
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+ UIPickerView *fontsPicker = [UIPickerView new];
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+ fontsPicker.dataSource = self;
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+ fontsPicker.delegate = self;
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+ fontsPicker.showsSelectionIndicator = YES;
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+ fontsPicker;
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+ });
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+
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+ }
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+ return self;
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+}
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+
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+- (void)setInputValue:(id)inputValue
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+{
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+ self.inputTextView.text = inputValue;
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+ [(UIPickerView*)self.inputTextView.inputView selectRow:[self.availableFonts indexOfObject:inputValue]
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+ inComponent:0
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+ animated:NO];
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+}
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+
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+- (id)inputValue
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+{
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+ return [self.inputTextView.text length] > 0 ? [self.inputTextView.text copy] : nil;
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+}
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+
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+#pragma mark - private
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+
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+- (void)textFieldDone {
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+
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+}
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+
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+- (void)createAvailableFonts
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+{
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+ NSMutableArray *unsortedFontsArray = [NSMutableArray array];
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+
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+ for (NSString *eachFontFamily in [UIFont familyNames]) {
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+
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+ for (NSString *eachFontName in [UIFont fontNamesForFamilyName:eachFontFamily]) {
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+ [unsortedFontsArray addObject:eachFontName];
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+ }
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+
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+ }
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+
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+ self.availableFonts = [unsortedFontsArray sortedArrayUsingSelector:@selector(localizedCaseInsensitiveCompare:)];
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+}
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+
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+#pragma mark - UIPickerViewDataSource
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+
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+- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
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+{
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+ return 1;
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+}
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+
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+- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
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+{
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+
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+ return [self.availableFonts count];
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+
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+}
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+
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+#pragma mark - UIPickerViewDelegate
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+
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+- (NSAttributedString *)pickerView:(UIPickerView *)pickerView attributedTitleForRow:(NSInteger)row forComponent:(NSInteger)component
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+{
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+ UIFont *font = [UIFont fontWithName:self.availableFonts[row] size:14.0];
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+ NSDictionary *attributesDictionary = [NSDictionary dictionaryWithObject:font
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+ forKey:NSFontAttributeName];
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+ NSAttributedString *attrString = [[NSAttributedString alloc] initWithString:self.availableFonts[row] attributes:attributesDictionary];
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+ return attrString;
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+}
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+
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+- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
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+{
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+ self.inputTextView.text = self.availableFonts[row];
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+}
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+
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+#pragma mark -
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+
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++ (BOOL)supportsObjCType:(const char *)type withCurrentValue:(id)value
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+{
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+ BOOL supported = type && strcmp(type, FLEXEncodeClass(FLEXArgumentInputFontsPickerView)) == 0;
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+ supported = supported || (value && [value isKindOfClass:[FLEXArgumentInputFontsPickerView class]]);
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+ return supported;
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+}
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+
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+@end
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DaidoujiChen