From bea1efd34f09e7eff15d03f7e6d3b1d44c967459 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 3 Oct 2019 16:35:31 +0300
Subject: Autoresizing MessageInput

---
 Juick/Views/MessageInputView.h   |  9 ++++--
 Juick/Views/MessageInputView.m   | 20 +++++++++++--
 Juick/Views/MessageInputView.xib | 63 +++++++++++++++++++++++++++-------------
 3 files changed, 67 insertions(+), 25 deletions(-)

diff --git a/Juick/Views/MessageInputView.h b/Juick/Views/MessageInputView.h
index c78f498..9cf3652 100644
--- a/Juick/Views/MessageInputView.h
+++ b/Juick/Views/MessageInputView.h
@@ -14,9 +14,14 @@
 
 @end
 
-@interface MessageInputView : UIVisualEffectView
+@interface MessageInputView : UIVisualEffectView<UITextViewDelegate>
 @property (strong, nonatomic) IBOutlet NSLayoutConstraint *bottomConstraint;
-@property (strong, nonatomic) IBOutlet UITextField *textView;
+@property (weak, nonatomic) IBOutlet NSLayoutConstraint *textHeightConstraint;
+@property (weak, nonatomic) IBOutlet NSLayoutConstraint *topMarginConstraint;
+@property (strong, nonatomic) IBOutlet UITextView *textView;
+
+@property (weak, nonatomic) IBOutlet UIButton *sendButton;
+
 - (IBAction)sendPressed:(id)sender;
 
 @property (nonatomic, weak) id<MessageInputDelegate> delegate;
diff --git a/Juick/Views/MessageInputView.m b/Juick/Views/MessageInputView.m
index c4d96de..054ded7 100644
--- a/Juick/Views/MessageInputView.m
+++ b/Juick/Views/MessageInputView.m
@@ -10,9 +10,23 @@
 
 @implementation MessageInputView
 
--(void) awakeFromNib {
-    [super awakeFromNib];
-    [self setTintColor:[UIColor colorNamed:@"Title"]];
+- (CGSize) textSize {
+    CGSize size  = CGSizeMake(self.textView.bounds.size.width, FLT_MAX);
+    return [self.textView sizeThatFits:size];
+}
+
+- (CGSize) intrinsicContentSize {
+    CGSize viewSize = [self textSize];
+    viewSize.height = viewSize.height + self.bottomConstraint.constant + self.topMarginConstraint.constant;
+    return viewSize;
+}
+
+- (void)textViewDidChange:(UITextView *)textView {
+    if ([self textSize].height != self.textHeightConstraint.constant) {
+        self.textHeightConstraint.constant = [self textSize].height;
+        [self layoutIfNeeded];
+    }
+    [self.sendButton setEnabled:[self.textView.text length] > 0];
 }
 
 - (IBAction)sendPressed:(id)sender {
diff --git a/Juick/Views/MessageInputView.xib b/Juick/Views/MessageInputView.xib
index 9cb8bd4..525d888 100644
--- a/Juick/Views/MessageInputView.xib
+++ b/Juick/Views/MessageInputView.xib
@@ -4,33 +4,42 @@
     <dependencies>
         <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14824"/>
+        <capability name="Named colors" minToolsVersion="9.0"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
         <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
         <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
-        <visualEffectView opaque="NO" contentMode="scaleToFill" id="2Ze-bx-tgN" customClass="MessageInputView">
-            <rect key="frame" x="0.0" y="0.0" width="320" height="58"/>
-            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+        <visualEffectView opaque="NO" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="2Ze-bx-tgN" customClass="MessageInputView">
+            <rect key="frame" x="0.0" y="0.0" width="320" height="55"/>
             <view key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" insetsLayoutMarginsFromSafeArea="NO" id="Jo1-Go-4dO">
-                <rect key="frame" x="0.0" y="0.0" width="320" height="58"/>
+                <rect key="frame" x="0.0" y="0.0" width="320" height="55"/>
                 <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                 <subviews>
-                    <stackView opaque="NO" contentMode="scaleToFill" spacing="6" translatesAutoresizingMaskIntoConstraints="NO" id="OCM-7q-caQ">
-                        <rect key="frame" x="4" y="4" width="300" height="38"/>
+                    <stackView opaque="NO" contentMode="scaleToFill" alignment="center" spacing="6" translatesAutoresizingMaskIntoConstraints="NO" id="OCM-7q-caQ">
+                        <rect key="frame" x="8" y="8" width="296" height="39"/>
                         <subviews>
-                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="112-Yb-83a">
-                                <rect key="frame" x="0.0" y="0.0" width="30" height="38"/>
+                            <button opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="999" horizontalCompressionResistancePriority="999" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="112-Yb-83a">
+                                <rect key="frame" x="0.0" y="3" width="30" height="33"/>
                                 <fontDescription key="fontDescription" style="UICTFontTextStyleBody"/>
                                 <state key="normal" title="@"/>
                             </button>
-                            <textField opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="249" horizontalCompressionResistancePriority="751" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" textAlignment="natural" adjustsFontForContentSizeCategory="YES" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="Dkb-8O-5u6">
-                                <rect key="frame" x="36" y="0.0" width="218" height="38"/>
+                            <textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" scrollEnabled="NO" textAlignment="natural" adjustsFontForContentSizeCategory="YES" translatesAutoresizingMaskIntoConstraints="NO" id="tWq-jg-tXW">
+                                <rect key="frame" x="36" y="0.0" width="214" height="39"/>
+                                <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="39" id="Dhd-rY-QS9"/>
+                                </constraints>
+                                <color key="textColor" name="Text"/>
                                 <fontDescription key="fontDescription" style="UICTFontTextStyleBody"/>
-                                <textInputTraits key="textInputTraits"/>
-                            </textField>
-                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="iUb-5g-Btb">
-                                <rect key="frame" x="260" y="0.0" width="40" height="38"/>
+                                <textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
+                                <connections>
+                                    <outlet property="delegate" destination="2Ze-bx-tgN" id="Csx-Qg-lYh"/>
+                                </connections>
+                            </textView>
+                            <button opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="999" horizontalCompressionResistancePriority="999" enabled="NO" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="iUb-5g-Btb">
+                                <rect key="frame" x="256" y="3" width="40" height="33"/>
                                 <fontDescription key="fontDescription" style="UICTFontTextStyleBody"/>
                                 <state key="normal" title="Send"/>
                                 <connections>
@@ -41,18 +50,32 @@
                     </stackView>
                 </subviews>
                 <constraints>
-                    <constraint firstAttribute="trailingMargin" secondItem="OCM-7q-caQ" secondAttribute="trailing" constant="8" id="70a-kb-HZp"/>
-                    <constraint firstItem="OCM-7q-caQ" firstAttribute="topMargin" secondItem="Jo1-Go-4dO" secondAttribute="top" constant="4" id="Voz-db-iEt"/>
-                    <constraint firstItem="OCM-7q-caQ" firstAttribute="leadingMargin" secondItem="Jo1-Go-4dO" secondAttribute="leading" constant="4" id="epV-Pa-CnX"/>
-                    <constraint firstAttribute="bottomMargin" secondItem="OCM-7q-caQ" secondAttribute="bottom" constant="8" id="hsT-4s-U3s"/>
+                    <constraint firstItem="5tZ-ZX-uO1" firstAttribute="trailing" secondItem="OCM-7q-caQ" secondAttribute="trailing" constant="16" id="70a-kb-HZp"/>
+                    <constraint firstItem="OCM-7q-caQ" firstAttribute="topMargin" secondItem="5tZ-ZX-uO1" secondAttribute="top" constant="8" id="Voz-db-iEt"/>
+                    <constraint firstItem="OCM-7q-caQ" firstAttribute="leadingMargin" secondItem="5tZ-ZX-uO1" secondAttribute="leading" constant="8" id="epV-Pa-CnX"/>
+                    <constraint firstItem="5tZ-ZX-uO1" firstAttribute="bottom" secondItem="OCM-7q-caQ" secondAttribute="bottom" constant="8" id="hsT-4s-U3s"/>
                 </constraints>
+                <viewLayoutGuide key="safeArea" id="5tZ-ZX-uO1"/>
             </view>
+            <color key="tintColor" name="Title"/>
+            <viewLayoutGuide key="safeArea" id="cMG-PD-wrX"/>
             <blurEffect style="light"/>
             <connections>
                 <outlet property="bottomConstraint" destination="hsT-4s-U3s" id="b1V-Gk-1At"/>
-                <outlet property="textView" destination="Dkb-8O-5u6" id="6YC-Bn-7P6"/>
+                <outlet property="sendButton" destination="iUb-5g-Btb" id="nZW-5X-H6K"/>
+                <outlet property="textHeightConstraint" destination="Dhd-rY-QS9" id="qcD-mT-90j"/>
+                <outlet property="textView" destination="tWq-jg-tXW" id="6og-aj-ZrO"/>
+                <outlet property="topMarginConstraint" destination="Voz-db-iEt" id="IcV-qc-hOJ"/>
             </connections>
-            <point key="canvasLocation" x="-387" y="95"/>
+            <point key="canvasLocation" x="-387.19999999999999" y="92.203898050974516"/>
         </visualEffectView>
     </objects>
+    <resources>
+        <namedColor name="Text">
+            <color red="0.13333333333333333" green="0.13333333333333333" blue="0.13333333333333333" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+        </namedColor>
+        <namedColor name="Title">
+            <color red="0.0" green="0.40000000000000002" blue="0.59999999999999998" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+        </namedColor>
+    </resources>
 </document>
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