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James Tang
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Render HTML using UILabel and UITextView
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‎.gitignore‎

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# Created by http://www.gitignore.io
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### Xcode ###
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build
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*.xcodeproj/*
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!*.xcodeproj/project.pbxproj
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!*.xcworkspace/contents.xcworkspacedata
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### Objective-C ###
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# OS X
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.DS_Store
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# Xcode
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build/
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*.pbxuser
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!default.pbxuser
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*.mode1v3
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!default.mode1v3
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*.mode2v3
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!default.mode2v3
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*.perspectivev3
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!default.perspectivev3
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xcuserdata
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*.xccheckout
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profile
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*.moved-aside
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DerivedData
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*.hmap
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*.ipa
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# CocoaPods
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Pods
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‎htmlString.xcodeproj/project.pbxproj‎

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‎htmlString/AppDelegate.h‎

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//
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// AppDelegate.h
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// htmlString
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//
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// Created by James Tang on 13/3/14.
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// Copyright (c) 2014 James Tang. All rights reserved.
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//
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#import <UIKit/UIKit.h>
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@interface AppDelegate : UIResponder <UIApplicationDelegate>
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@property (strong, nonatomic) UIWindow *window;
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@end

‎htmlString/AppDelegate.m‎

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//
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// AppDelegate.m
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// htmlString
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//
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// Created by James Tang on 13/3/14.
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// Copyright (c) 2014 James Tang. All rights reserved.
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//
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#import "AppDelegate.h"
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@implementation AppDelegate
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- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
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{
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// Override point for customization after application launch.
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return YES;
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}
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- (void)applicationWillResignActive:(UIApplication *)application
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{
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// Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
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// Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
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}
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- (void)applicationDidEnterBackground:(UIApplication *)application
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{
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// Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
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// If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
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}
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- (void)applicationWillEnterForeground:(UIApplication *)application
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{
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// Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
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}
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- (void)applicationDidBecomeActive:(UIApplication *)application
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{
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// Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
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}
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- (void)applicationWillTerminate:(UIApplication *)application
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{
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// Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
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}
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@end

‎htmlString/Base.lproj/Main_iPad.storyboard‎

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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="5023" systemVersion="13A603" targetRuntime="iOS.CocoaTouch.iPad" propertyAccessControl="none" useAutolayout="YES" initialViewController="BYZ-38-t0r">
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<dependencies>
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<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="3733"/>
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</dependencies>
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<scenes>
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<!--class Prefix:identifier View Controller-->
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<scene sceneID="tne-QT-ifu">
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<objects>
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<viewController id="BYZ-38-t0r" customClass="ViewController" sceneMemberID="viewController">
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<layoutGuides>
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<viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
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<viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
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</layoutGuides>
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<view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
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<rect key="frame" x="0.0" y="0.0" width="768" height="1024"/>
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<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
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<color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
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</view>
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</viewController>
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<placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
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</objects>
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</scene>
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</scenes>
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<simulatedMetricsContainer key="defaultSimulatedMetrics">
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<simulatedStatusBarMetrics key="statusBar"/>
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<simulatedOrientationMetrics key="orientation"/>
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<simulatedScreenMetrics key="destination"/>
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</simulatedMetricsContainer>
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</document>

‎htmlString/Base.lproj/Main_iPhone.storyboard‎

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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="5053" systemVersion="13C64" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="vXZ-lx-hvc">
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<dependencies>
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<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="3733"/>
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</dependencies>
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<scenes>
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<!--View Controller-->
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<scene sceneID="ufC-wZ-h7g">
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<objects>
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<viewController id="vXZ-lx-hvc" customClass="ViewController" sceneMemberID="viewController">
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<layoutGuides>
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<viewControllerLayoutGuide type="top" id="jyV-Pf-zRb"/>
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<viewControllerLayoutGuide type="bottom" id="2fi-mo-0CV"/>
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</layoutGuides>
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<view key="view" contentMode="scaleToFill" id="kh9-bI-dsS">
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<rect key="frame" x="0.0" y="0.0" width="320" height="568"/>
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<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
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<subviews>
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<textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="uQs-U7-fNw">
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<rect key="frame" x="0.0" y="20" width="320" height="174"/>
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<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
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<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="calibratedRGB"/>
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<string key="text">&lt;head&gt;
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&lt;style&gt;
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a {
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text-decoration:none;
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}
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body {
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vertical-align: middle;
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margin-top:10px;
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}
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&lt;/style&gt;
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&lt;/head&gt;
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&lt;body&gt;
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&lt;a href="http://apple.com" style=""&gt;apple.com&lt;/a&gt;&lt;img src="https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRjLq1-KfX1ucPze9pzdxkeC-Uz4L0V2TsyLmfqEaJ7Hldmy3ZM" style="width:30;" /&gt;
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&lt;/body&gt;
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&lt;/html&gt;</string>
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<fontDescription key="fontDescription" type="system" pointSize="14"/>
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<textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
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<connections>
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<outlet property="delegate" destination="vXZ-lx-hvc" id="97Z-IA-SYh"/>
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</connections>
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</textView>
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<textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" fixedFrame="YES" editable="NO" translatesAutoresizingMaskIntoConstraints="NO" id="2E1-zn-PeM">
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<rect key="frame" x="0.0" y="197" width="162" height="146"/>
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<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
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<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="calibratedRGB"/>
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<string key="text">Lorem ipsum dolor sit er elit lamet, consectetaur cillium adipisicing pecu, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Nam liber te conscient to factor tum poen legum odioque civiuda.</string>
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<fontDescription key="fontDescription" type="system" pointSize="14"/>
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<textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
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<dataDetectorType key="dataDetectorTypes" phoneNumber="YES" link="YES" address="YES" calendarEvent="YES"/>
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<connections>
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<outlet property="delegate" destination="vXZ-lx-hvc" id="fAd-xG-Okk"/>
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</connections>
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</textView>
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<label opaque="NO" clipsSubviews="YES" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" preferredMaxLayoutWidth="150" translatesAutoresizingMaskIntoConstraints="NO" id="3MK-Nt-jKt">
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<rect key="frame" x="170" y="202" width="150" height="21"/>
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<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
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<color key="backgroundColor" white="0.66666666666666663" alpha="0.20000000000000001" colorSpace="calibratedWhite"/>
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<constraints>
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<constraint firstAttribute="width" constant="150" id="Vad-GV-BLS"/>
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</constraints>
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<fontDescription key="fontDescription" type="system" pointSize="17"/>
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<color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
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<nil key="highlightedColor"/>
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</label>
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</subviews>
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<color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
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<constraints>
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<constraint firstAttribute="trailing" secondItem="3MK-Nt-jKt" secondAttribute="trailing" id="DmF-dP-McG"/>
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<constraint firstItem="3MK-Nt-jKt" firstAttribute="top" secondItem="jyV-Pf-zRb" secondAttribute="bottom" constant="182" id="Wwq-MY-TfK"/>
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</constraints>
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</view>
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<connections>
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<outlet property="previewLabel" destination="3MK-Nt-jKt" id="hMK-Ps-BUU"/>
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<outlet property="previewTextView" destination="2E1-zn-PeM" id="leL-mP-i63"/>
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<outlet property="textView" destination="uQs-U7-fNw" id="O5F-EM-tDN"/>
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</connections>
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</viewController>
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<placeholder placeholderIdentifier="IBFirstResponder" id="x5A-6p-PRh" sceneMemberID="firstResponder"/>
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</objects>
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</scene>
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</scenes>
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<simulatedMetricsContainer key="defaultSimulatedMetrics">
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<simulatedStatusBarMetrics key="statusBar"/>
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<simulatedOrientationMetrics key="orientation"/>
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<simulatedScreenMetrics key="destination" type="retina4"/>
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</simulatedMetricsContainer>
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</document>

‎htmlString/Images.xcassets/AppIcon.appiconset/Contents.json‎

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{
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"images" : [
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{
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"idiom" : "iphone",
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"size" : "29x29",
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"scale" : "2x"
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},
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{
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"idiom" : "iphone",
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"size" : "40x40",
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"scale" : "2x"
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},
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{
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"idiom" : "iphone",
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"size" : "60x60",
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"scale" : "2x"
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},
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{
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"idiom" : "ipad",
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"size" : "29x29",
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"scale" : "1x"
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},
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{
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"idiom" : "ipad",
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"size" : "29x29",
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"scale" : "2x"
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},
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{
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"idiom" : "ipad",
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"size" : "40x40",
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"scale" : "1x"
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},
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{
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"idiom" : "ipad",
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"size" : "40x40",
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"scale" : "2x"
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},
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{
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"idiom" : "ipad",
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"size" : "76x76",
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"scale" : "1x"
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},
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{
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"idiom" : "ipad",
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"size" : "76x76",
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"scale" : "2x"
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}
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],
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"info" : {
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"version" : 1,
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"author" : "xcode"
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}
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}

‎htmlString/Images.xcassets/LaunchImage.launchimage/Contents.json‎

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{
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"images" : [
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{
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"orientation" : "portrait",
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"idiom" : "iphone",
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"extent" : "full-screen",
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"minimum-system-version" : "7.0",
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"scale" : "2x"
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},
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{
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"orientation" : "portrait",
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"idiom" : "iphone",
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"subtype" : "retina4",
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"extent" : "full-screen",
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"minimum-system-version" : "7.0",
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"scale" : "2x"
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},
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{
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"orientation" : "portrait",
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"idiom" : "ipad",
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"extent" : "full-screen",
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"minimum-system-version" : "7.0",
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"scale" : "1x"
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},
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{
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"orientation" : "landscape",
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"idiom" : "ipad",
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"extent" : "full-screen",
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"minimum-system-version" : "7.0",
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"scale" : "1x"
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},
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{
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"orientation" : "portrait",
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"idiom" : "ipad",
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"extent" : "full-screen",
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"minimum-system-version" : "7.0",
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"scale" : "2x"
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},
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{
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"orientation" : "landscape",
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"idiom" : "ipad",
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"extent" : "full-screen",
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"minimum-system-version" : "7.0",
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"scale" : "2x"
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}
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],
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"info" : {
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"version" : 1,
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"author" : "xcode"
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}
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}

‎htmlString/ViewController.h‎

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//
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// ViewController.h
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// htmlString
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//
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// Created by James Tang on 13/3/14.
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// Copyright (c) 2014 James Tang. All rights reserved.
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//
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#import <UIKit/UIKit.h>
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@interface ViewController : UIViewController
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@property (weak, nonatomic) IBOutlet UITextView *textView;
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@property (weak, nonatomic) IBOutlet UILabel *previewLabel;
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@property (weak, nonatomic) IBOutlet UITextView *previewTextView;
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@end

‎htmlString/ViewController.m‎

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//
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// ViewController.m
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// htmlString
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//
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// Created by James Tang on 13/3/14.
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// Copyright (c) 2014 James Tang. All rights reserved.
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//
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#import "ViewController.h"
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@interface ViewController () <UITextViewDelegate>
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@end
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@implementation ViewController
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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// Do any additional setup after loading the view, typically from a nib.
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[self reloadData];
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}
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- (void)didReceiveMemoryWarning
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{
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[super didReceiveMemoryWarning];
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// Dispose of any resources that can be recreated.
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}
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#pragma mark UITextViewDelegate
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- (void)textViewDidChange:(UITextView *)textView {
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[self reloadData];
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}
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- (void)reloadData {
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NSString *htmlString = self.textView.text;
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NSAttributedString *string = [[NSAttributedString alloc] initWithData:[htmlString dataUsingEncoding:NSUTF8StringEncoding]
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options:@{NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType,
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NSCharacterEncodingDocumentAttribute: [NSNumber numberWithInt:NSUTF8StringEncoding]}
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documentAttributes:nil error:nil];
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self.previewLabel.text = nil;
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self.previewLabel.attributedText = string;
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self.previewTextView.attributedText = string;
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[self.previewLabel invalidateIntrinsicContentSize];
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}
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@end

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