1 files changed, 196 insertions, 0 deletions
diff --git a/third_party/libwebrtc/examples/objc/AppRTCMobile/ios/ARDMainView.m b/third_party/libwebrtc/examples/objc/AppRTCMobile/ios/ARDMainView.m
new file mode 100644
index 0000000000..d9521060eb
--- /dev/null
+++ b/third_party/libwebrtc/examples/objc/AppRTCMobile/ios/ARDMainView.m
@@ -0,0 +1,196 @@
+/*
+ *  Copyright 2015 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#import "ARDMainView.h"
+
+#import "UIImage+ARDUtilities.h"
+
+static CGFloat const kRoomTextFieldHeight = 40;
+static CGFloat const kRoomTextFieldMargin = 8;
+static CGFloat const kCallControlMargin = 8;
+
+// Helper view that contains a text field and a clear button.
+@interface ARDRoomTextField : UIView <UITextFieldDelegate>
+@property(nonatomic, readonly) NSString *roomText;
+@end
+
+@implementation ARDRoomTextField {
+  UITextField *_roomText;
+}
+
+- (instancetype)initWithFrame:(CGRect)frame {
+  if (self = [super initWithFrame:frame]) {
+    _roomText = [[UITextField alloc] initWithFrame:CGRectZero];
+    _roomText.borderStyle = UITextBorderStyleNone;
+    _roomText.font = [UIFont systemFontOfSize:12];
+    _roomText.placeholder = @"Room name";
+    _roomText.autocorrectionType = UITextAutocorrectionTypeNo;
+    _roomText.autocapitalizationType = UITextAutocapitalizationTypeNone;
+    _roomText.clearButtonMode = UITextFieldViewModeAlways;
+    _roomText.delegate = self;
+    [self addSubview:_roomText];
+
+    // Give rounded corners and a light gray border.
+    self.layer.borderWidth = 1;
+    self.layer.borderColor = [[UIColor lightGrayColor] CGColor];
+    self.layer.cornerRadius = 2;
+  }
+  return self;
+}
+
+- (void)layoutSubviews {
+  _roomText.frame =
+      CGRectMake(kRoomTextFieldMargin, 0, CGRectGetWidth(self.bounds) - kRoomTextFieldMargin,
+                 kRoomTextFieldHeight);
+}
+
+- (CGSize)sizeThatFits:(CGSize)size {
+  size.height = kRoomTextFieldHeight;
+  return size;
+}
+
+- (NSString *)roomText {
+  return _roomText.text;
+}
+
+#pragma mark - UITextFieldDelegate
+
+- (BOOL)textFieldShouldReturn:(UITextField *)textField {
+  // There is no other control that can take focus, so manually resign focus
+  // when return (Join) is pressed to trigger `textFieldDidEndEditing`.
+  [textField resignFirstResponder];
+  return YES;
+}
+
+@end
+
+@implementation ARDMainView {
+  ARDRoomTextField *_roomText;
+  UIButton *_startRegularCallButton;
+  UIButton *_startLoopbackCallButton;
+  UIButton *_audioLoopButton;
+}
+
+@synthesize delegate = _delegate;
+@synthesize isAudioLoopPlaying = _isAudioLoopPlaying;
+
+- (instancetype)initWithFrame:(CGRect)frame {
+  if (self = [super initWithFrame:frame]) {
+    _roomText = [[ARDRoomTextField alloc] initWithFrame:CGRectZero];
+    [self addSubview:_roomText];
+
+    UIFont *controlFont = [UIFont boldSystemFontOfSize:18.0];
+    UIColor *controlFontColor = [UIColor whiteColor];
+
+    _startRegularCallButton = [UIButton buttonWithType:UIButtonTypeSystem];
+    _startRegularCallButton.titleLabel.font = controlFont;
+    [_startRegularCallButton setTitleColor:controlFontColor forState:UIControlStateNormal];
+    _startRegularCallButton.backgroundColor
+        = [UIColor colorWithRed:66.0/255.0 green:200.0/255.0 blue:90.0/255.0 alpha:1.0];
+    [_startRegularCallButton setTitle:@"Call room" forState:UIControlStateNormal];
+    [_startRegularCallButton addTarget:self
+                                action:@selector(onStartRegularCall:)
+                      forControlEvents:UIControlEventTouchUpInside];
+    [self addSubview:_startRegularCallButton];
+
+    _startLoopbackCallButton = [UIButton buttonWithType:UIButtonTypeSystem];
+    _startLoopbackCallButton.titleLabel.font = controlFont;
+    [_startLoopbackCallButton setTitleColor:controlFontColor forState:UIControlStateNormal];
+    _startLoopbackCallButton.backgroundColor =
+        [UIColor colorWithRed:0.0 green:122.0/255.0 blue:1.0 alpha:1.0];
+    [_startLoopbackCallButton setTitle:@"Loopback call" forState:UIControlStateNormal];
+    [_startLoopbackCallButton addTarget:self
+                                 action:@selector(onStartLoopbackCall:)
+                       forControlEvents:UIControlEventTouchUpInside];
+    [self addSubview:_startLoopbackCallButton];
+
+
+    // Used to test what happens to sounds when calls are in progress.
+    _audioLoopButton = [UIButton buttonWithType:UIButtonTypeSystem];
+    _audioLoopButton.titleLabel.font = controlFont;
+    [_audioLoopButton setTitleColor:controlFontColor forState:UIControlStateNormal];
+    _audioLoopButton.backgroundColor =
+        [UIColor colorWithRed:1.0 green:149.0/255.0 blue:0.0 alpha:1.0];
+    [self updateAudioLoopButton];
+    [_audioLoopButton addTarget:self
+                         action:@selector(onToggleAudioLoop:)
+               forControlEvents:UIControlEventTouchUpInside];
+    [self addSubview:_audioLoopButton];
+
+    self.backgroundColor = [UIColor whiteColor];
+  }
+  return self;
+}
+
+- (void)setIsAudioLoopPlaying:(BOOL)isAudioLoopPlaying {
+  if (_isAudioLoopPlaying == isAudioLoopPlaying) {
+    return;
+  }
+  _isAudioLoopPlaying = isAudioLoopPlaying;
+  [self updateAudioLoopButton];
+}
+
+- (void)layoutSubviews {
+  CGRect bounds = self.bounds;
+  CGFloat roomTextWidth = bounds.size.width - 2 * kRoomTextFieldMargin;
+  CGFloat roomTextHeight = [_roomText sizeThatFits:bounds.size].height;
+  _roomText.frame =
+      CGRectMake(kRoomTextFieldMargin, kRoomTextFieldMargin, roomTextWidth,
+                 roomTextHeight);
+
+  CGFloat buttonHeight =
+      (CGRectGetMaxY(self.bounds) - CGRectGetMaxY(_roomText.frame) - kCallControlMargin * 4) / 3;
+
+  CGFloat regularCallFrameTop = CGRectGetMaxY(_roomText.frame) + kCallControlMargin;
+  CGRect regularCallFrame = CGRectMake(kCallControlMargin,
+                                       regularCallFrameTop,
+                                       bounds.size.width - 2*kCallControlMargin,
+                                       buttonHeight);
+
+  CGFloat loopbackCallFrameTop = CGRectGetMaxY(regularCallFrame) + kCallControlMargin;
+  CGRect loopbackCallFrame = CGRectMake(kCallControlMargin,
+                                        loopbackCallFrameTop,
+                                        bounds.size.width - 2*kCallControlMargin,
+                                        buttonHeight);
+
+  CGFloat audioLoopTop = CGRectGetMaxY(loopbackCallFrame) + kCallControlMargin;
+  CGRect audioLoopFrame = CGRectMake(kCallControlMargin,
+                                     audioLoopTop,
+                                     bounds.size.width - 2*kCallControlMargin,
+                                     buttonHeight);
+
+  _startRegularCallButton.frame = regularCallFrame;
+  _startLoopbackCallButton.frame = loopbackCallFrame;
+  _audioLoopButton.frame = audioLoopFrame;
+}
+
+#pragma mark - Private
+
+- (void)updateAudioLoopButton {
+  if (_isAudioLoopPlaying) {
+    [_audioLoopButton setTitle:@"Stop sound" forState:UIControlStateNormal];
+  } else {
+    [_audioLoopButton setTitle:@"Play sound" forState:UIControlStateNormal];
+  }
+}
+
+- (void)onToggleAudioLoop:(id)sender {
+  [_delegate mainViewDidToggleAudioLoop:self];
+}
+
+- (void)onStartRegularCall:(id)sender {
+  [_delegate mainView:self didInputRoom:_roomText.roomText isLoopback:NO];
+}
+
+- (void)onStartLoopbackCall:(id)sender {
+  [_delegate mainView:self didInputRoom:_roomText.roomText isLoopback:YES];
+}
+
+@end