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| 1 /* | |
| 2 * libjingle | |
| 3 * Copyright 2015 Google Inc. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above copyright notice, | |
| 9 * this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 11 * this list of conditions and the following disclaimer in the documentation | |
| 12 * and/or other materials provided with the distribution. | |
| 13 * 3. The name of the author may not be used to endorse or promote products | |
| 14 * derived from this software without specific prior written permission. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
| 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
| 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | |
| 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | |
| 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
| 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
| 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
| 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 26 */ | |
| 27 | |
| 28 #import "ARDMainView.h" | |
| 29 | |
| 30 #import "UIImage+ARDUtilities.h" | |
| 31 | |
| 32 // TODO(tkchin): retrieve status bar height dynamically. | |
| 33 static CGFloat const kStatusBarHeight = 20; | |
| 34 | |
| 35 static CGFloat const kRoomTextButtonSize = 40; | |
| 36 static CGFloat const kRoomTextFieldHeight = 40; | |
| 37 static CGFloat const kRoomTextFieldMargin = 8; | |
| 38 static CGFloat const kAppLabelHeight = 20; | |
| 39 | |
| 40 @class ARDRoomTextField; | |
| 41 @protocol ARDRoomTextFieldDelegate <NSObject> | |
| 42 - (void)roomTextField:(ARDRoomTextField *)roomTextField | |
| 43 didInputRoom:(NSString *)room; | |
| 44 @end | |
| 45 | |
| 46 // Helper view that contains a text field and a clear button. | |
| 47 @interface ARDRoomTextField : UIView <UITextFieldDelegate> | |
| 48 @property(nonatomic, weak) id<ARDRoomTextFieldDelegate> delegate; | |
| 49 @end | |
| 50 | |
| 51 @implementation ARDRoomTextField { | |
| 52 UITextField *_roomText; | |
| 53 UIButton *_clearButton; | |
| 54 } | |
| 55 | |
| 56 @synthesize delegate = _delegate; | |
| 57 | |
| 58 - (instancetype)initWithFrame:(CGRect)frame { | |
| 59 if (self = [super initWithFrame:frame]) { | |
| 60 _roomText = [[UITextField alloc] initWithFrame:CGRectZero]; | |
| 61 _roomText.borderStyle = UITextBorderStyleNone; | |
| 62 _roomText.font = [UIFont fontWithName:@"Roboto" size:12]; | |
| 63 _roomText.placeholder = @"Room name"; | |
| 64 _roomText.delegate = self; | |
| 65 [_roomText addTarget:self | |
| 66 action:@selector(textFieldDidChange:) | |
| 67 forControlEvents:UIControlEventEditingChanged]; | |
| 68 [self addSubview:_roomText]; | |
| 69 | |
| 70 _clearButton = [UIButton buttonWithType:UIButtonTypeCustom]; | |
| 71 UIImage *image = [UIImage imageForName:@"ic_clear_black_24dp.png" | |
| 72 color:[UIColor colorWithWhite:0 alpha:.4]]; | |
| 73 | |
| 74 [_clearButton setImage:image forState:UIControlStateNormal]; | |
| 75 [_clearButton addTarget:self | |
| 76 action:@selector(onClear:) | |
| 77 forControlEvents:UIControlEventTouchUpInside]; | |
| 78 _clearButton.hidden = YES; | |
| 79 [self addSubview:_clearButton]; | |
| 80 | |
| 81 // Give rounded corners and a light gray border. | |
| 82 self.layer.borderWidth = 1; | |
| 83 self.layer.borderColor = [[UIColor lightGrayColor] CGColor]; | |
| 84 self.layer.cornerRadius = 2; | |
| 85 } | |
| 86 return self; | |
| 87 } | |
| 88 | |
| 89 - (void)layoutSubviews { | |
| 90 CGRect bounds = self.bounds; | |
| 91 _clearButton.frame = CGRectMake(CGRectGetMaxX(bounds) - kRoomTextButtonSize, | |
| 92 CGRectGetMinY(bounds), | |
| 93 kRoomTextButtonSize, | |
| 94 kRoomTextButtonSize); | |
| 95 _roomText.frame = CGRectMake( | |
| 96 CGRectGetMinX(bounds) + kRoomTextFieldMargin, | |
| 97 CGRectGetMinY(bounds), | |
| 98 CGRectGetMinX(_clearButton.frame) - CGRectGetMinX(bounds) - | |
| 99 kRoomTextFieldMargin, | |
| 100 kRoomTextFieldHeight); | |
| 101 } | |
| 102 | |
| 103 - (CGSize)sizeThatFits:(CGSize)size { | |
| 104 size.height = kRoomTextFieldHeight; | |
| 105 return size; | |
| 106 } | |
| 107 | |
| 108 #pragma mark - UITextFieldDelegate | |
| 109 | |
| 110 - (void)textFieldDidEndEditing:(UITextField *)textField { | |
| 111 [_delegate roomTextField:self didInputRoom:textField.text]; | |
| 112 } | |
| 113 | |
| 114 - (BOOL)textFieldShouldReturn:(UITextField *)textField { | |
| 115 // There is no other control that can take focus, so manually resign focus | |
| 116 // when return (Join) is pressed to trigger |textFieldDidEndEditing|. | |
| 117 [textField resignFirstResponder]; | |
| 118 return YES; | |
| 119 } | |
| 120 | |
| 121 #pragma mark - Private | |
| 122 | |
| 123 - (void)textFieldDidChange:(id)sender { | |
| 124 [self updateClearButton]; | |
| 125 } | |
| 126 | |
| 127 - (void)onClear:(id)sender { | |
| 128 _roomText.text = @""; | |
| 129 [self updateClearButton]; | |
| 130 [_roomText resignFirstResponder]; | |
| 131 } | |
| 132 | |
| 133 - (void)updateClearButton { | |
| 134 _clearButton.hidden = _roomText.text.length == 0; | |
| 135 } | |
| 136 | |
| 137 @end | |
| 138 | |
| 139 @interface ARDMainView () <ARDRoomTextFieldDelegate> | |
| 140 @end | |
| 141 | |
| 142 @implementation ARDMainView { | |
| 143 UILabel *_appLabel; | |
| 144 ARDRoomTextField *_roomText; | |
| 145 } | |
| 146 | |
| 147 @synthesize delegate = _delegate; | |
| 148 | |
| 149 - (instancetype)initWithFrame:(CGRect)frame { | |
| 150 if (self = [super initWithFrame:frame]) { | |
| 151 _appLabel = [[UILabel alloc] initWithFrame:CGRectZero]; | |
| 152 _appLabel.text = @"AppRTCDemo"; | |
| 153 _appLabel.font = [UIFont fontWithName:@"Roboto" size:34]; | |
| 154 _appLabel.textColor = [UIColor colorWithWhite:0 alpha:.2]; | |
| 155 [_appLabel sizeToFit]; | |
| 156 [self addSubview:_appLabel]; | |
| 157 | |
| 158 _roomText = [[ARDRoomTextField alloc] initWithFrame:CGRectZero]; | |
| 159 _roomText.delegate = self; | |
| 160 [self addSubview:_roomText]; | |
| 161 | |
| 162 self.backgroundColor = [UIColor whiteColor]; | |
| 163 } | |
| 164 return self; | |
| 165 } | |
| 166 | |
| 167 - (void)layoutSubviews { | |
| 168 CGRect bounds = self.bounds; | |
| 169 CGFloat roomTextWidth = bounds.size.width - 2 * kRoomTextFieldMargin; | |
| 170 CGFloat roomTextHeight = [_roomText sizeThatFits:bounds.size].height; | |
| 171 _roomText.frame = CGRectMake(kRoomTextFieldMargin, | |
| 172 kStatusBarHeight + kRoomTextFieldMargin, | |
| 173 roomTextWidth, | |
| 174 roomTextHeight); | |
| 175 _appLabel.center = CGPointMake(CGRectGetMidX(bounds), CGRectGetMidY(bounds)); | |
| 176 } | |
| 177 | |
| 178 #pragma mark - ARDRoomTextFieldDelegate | |
| 179 | |
| 180 - (void)roomTextField:(ARDRoomTextField *)roomTextField | |
| 181 didInputRoom:(NSString *)room { | |
| 182 [_delegate mainView:self didInputRoom:room]; | |
| 183 } | |
| 184 | |
| 185 @end | |
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Chromium Code Reviews
Issue 1235563006:
Move talk/examples/* to webrtc/examples. (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master