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| 1 /* | |
| 2 * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved. | |
| 3 * Copyright (C) 2012 Google Inc. All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions | |
| 7 * are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * 2. Redistributions in binary form must reproduce the above copyright | |
| 12 * notice, this list of conditions and the following disclaimer in the | |
| 13 * documentation and/or other materials provided with the distribution. | |
| 14 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of | |
| 15 * its contributors may be used to endorse or promote products derived | |
| 16 * from this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY | |
| 19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY | |
| 22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
| 25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 28 */ | |
| 29 | |
| 30 #include "core/html/shadow/MediaControlElements.h" | |
| 31 | |
| 32 #include "bindings/core/v8/ExceptionState.h" | |
| 33 #include "core/InputTypeNames.h" | |
| 34 #include "core/dom/ClientRect.h" | |
| 35 #include "core/dom/TaskRunnerHelper.h" | |
| 36 #include "core/dom/Text.h" | |
| 37 #include "core/dom/shadow/ShadowRoot.h" | |
| 38 #include "core/events/KeyboardEvent.h" | |
| 39 #include "core/frame/LocalFrame.h" | |
| 40 #include "core/frame/UseCounter.h" | |
| 41 #include "core/html/HTMLVideoElement.h" | |
| 42 #include "core/html/media/MediaControls.h" | |
| 43 #include "core/html/shadow/ShadowElementNames.h" | |
| 44 #include "core/html/track/TextTrackList.h" | |
| 45 #include "core/input/EventHandler.h" | |
| 46 #include "core/layout/LayoutBoxModelObject.h" | |
| 47 #include "core/layout/api/LayoutSliderItem.h" | |
| 48 #include "platform/Histogram.h" | |
| 49 #include "platform/RuntimeEnabledFeatures.h" | |
| 50 #include "public/platform/Platform.h" | |
| 51 #include "public/platform/UserMetricsAction.h" | |
| 52 | |
| 53 namespace blink { | |
| 54 | |
| 55 using namespace HTMLNames; | |
| 56 | |
| 57 namespace { | |
| 58 | |
| 59 bool IsUserInteractionEvent(Event* event) { | |
| 60 const AtomicString& type = event->type(); | |
| 61 return type == EventTypeNames::mousedown || type == EventTypeNames::mouseup || | |
| 62 type == EventTypeNames::click || type == EventTypeNames::dblclick || | |
| 63 event->IsKeyboardEvent() || event->IsTouchEvent(); | |
| 64 } | |
| 65 | |
| 66 // Sliders (the volume control and timeline) need to capture some additional | |
| 67 // events used when dragging the thumb. | |
| 68 bool IsUserInteractionEventForSlider(Event* event, | |
| 69 LayoutObject* layout_object) { | |
| 70 // It is unclear if this can be converted to isUserInteractionEvent(), since | |
| 71 // mouse* events seem to be eaten during a drag anyway. crbug.com/516416 . | |
| 72 if (IsUserInteractionEvent(event)) | |
| 73 return true; | |
| 74 | |
| 75 // Some events are only captured during a slider drag. | |
| 76 LayoutSliderItem slider = LayoutSliderItem(ToLayoutSlider(layout_object)); | |
| 77 // TODO(crbug.com/695459#c1): LayoutSliderItem::inDragMode is incorrectly | |
| 78 // false for drags that start from the track instead of the thumb. | |
| 79 // Use SliderThumbElement::m_inDragMode and | |
| 80 // SliderContainerElement::m_touchStarted instead. | |
| 81 if (!slider.IsNull() && !slider.InDragMode()) | |
| 82 return false; | |
| 83 | |
| 84 const AtomicString& type = event->type(); | |
| 85 return type == EventTypeNames::mouseover || | |
| 86 type == EventTypeNames::mouseout || | |
| 87 type == EventTypeNames::mousemove || | |
| 88 type == EventTypeNames::pointerover || | |
| 89 type == EventTypeNames::pointerout || | |
| 90 type == EventTypeNames::pointermove; | |
| 91 } | |
| 92 | |
| 93 } // anonymous namespace | |
| 94 | |
| 95 MediaControlVolumeSliderElement::MediaControlVolumeSliderElement( | |
| 96 MediaControls& media_controls) | |
| 97 : MediaControlInputElement(media_controls, kMediaVolumeSlider) {} | |
| 98 | |
| 99 MediaControlVolumeSliderElement* MediaControlVolumeSliderElement::Create( | |
| 100 MediaControls& media_controls) { | |
| 101 MediaControlVolumeSliderElement* slider = | |
| 102 new MediaControlVolumeSliderElement(media_controls); | |
| 103 slider->EnsureUserAgentShadowRoot(); | |
| 104 slider->setType(InputTypeNames::range); | |
| 105 slider->setAttribute(stepAttr, "any"); | |
| 106 slider->setAttribute(maxAttr, "1"); | |
| 107 slider->SetShadowPseudoId( | |
| 108 AtomicString("-webkit-media-controls-volume-slider")); | |
| 109 return slider; | |
| 110 } | |
| 111 | |
| 112 void MediaControlVolumeSliderElement::DefaultEventHandler(Event* event) { | |
| 113 if (!isConnected() || !GetDocument().IsActive()) | |
| 114 return; | |
| 115 | |
| 116 MediaControlInputElement::DefaultEventHandler(event); | |
| 117 | |
| 118 if (event->type() == EventTypeNames::mousedown) | |
| 119 Platform::Current()->RecordAction( | |
| 120 UserMetricsAction("Media.Controls.VolumeChangeBegin")); | |
| 121 | |
| 122 if (event->type() == EventTypeNames::mouseup) | |
| 123 Platform::Current()->RecordAction( | |
| 124 UserMetricsAction("Media.Controls.VolumeChangeEnd")); | |
| 125 | |
| 126 if (event->type() == EventTypeNames::input) { | |
| 127 double volume = value().ToDouble(); | |
| 128 MediaElement().setVolume(volume); | |
| 129 MediaElement().setMuted(false); | |
| 130 if (LayoutObject* layout_object = this->GetLayoutObject()) | |
| 131 layout_object->SetShouldDoFullPaintInvalidation(); | |
| 132 } | |
| 133 } | |
| 134 | |
| 135 bool MediaControlVolumeSliderElement::WillRespondToMouseMoveEvents() { | |
| 136 if (!isConnected() || !GetDocument().IsActive()) | |
| 137 return false; | |
| 138 | |
| 139 return MediaControlInputElement::WillRespondToMouseMoveEvents(); | |
| 140 } | |
| 141 | |
| 142 bool MediaControlVolumeSliderElement::WillRespondToMouseClickEvents() { | |
| 143 if (!isConnected() || !GetDocument().IsActive()) | |
| 144 return false; | |
| 145 | |
| 146 return MediaControlInputElement::WillRespondToMouseClickEvents(); | |
| 147 } | |
| 148 | |
| 149 void MediaControlVolumeSliderElement::SetVolume(double volume) { | |
| 150 if (value().ToDouble() == volume) | |
| 151 return; | |
| 152 | |
| 153 setValue(String::Number(volume)); | |
| 154 if (LayoutObject* layout_object = this->GetLayoutObject()) | |
| 155 layout_object->SetShouldDoFullPaintInvalidation(); | |
| 156 } | |
| 157 | |
| 158 bool MediaControlVolumeSliderElement::KeepEventInNode(Event* event) { | |
| 159 return IsUserInteractionEventForSlider(event, GetLayoutObject()); | |
| 160 } | |
| 161 | |
| 162 } // namespace blink | |
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Chromium Code Reviews
Issue 2830653002:
Media Controls: move volume slider to modules/. (Closed)
