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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/virtualkeyboard/virtual_keyboard.h"
#include "base/trace_event/trace_event.h"
#include "third_party/blink/public/mojom/frame/frame.mojom-blink.h"
#include "third_party/blink/renderer/core/css/document_style_environment_variables.h"
#include "third_party/blink/renderer/core/css/style_engine.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/editing/ime/input_method_controller.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/frame/navigator.h"
#include "third_party/blink/renderer/core/frame/viewport_data.h"
#include "third_party/blink/renderer/core/geometry/dom_rect.h"
#include "third_party/blink/renderer/core/inspector/console_message.h"
#include "third_party/blink/renderer/modules/event_target_modules.h"
#include "third_party/blink/renderer/modules/virtualkeyboard/virtual_keyboard_geometry_change_event.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/rect_f.h"
namespace blink {
// static
const char VirtualKeyboard::kSupplementName[] = "VirtualKeyboard";
// static
VirtualKeyboard* VirtualKeyboard::virtualKeyboard(Navigator& navigator) {
auto* keyboard = Supplement<Navigator>::From<VirtualKeyboard>(navigator);
if (!keyboard) {
keyboard = MakeGarbageCollected<VirtualKeyboard>(navigator);
ProvideTo(navigator, keyboard);
}
return keyboard;
}
VirtualKeyboard::VirtualKeyboard(Navigator& navigator)
: Supplement<Navigator>(navigator),
VirtualKeyboardOverlayChangedObserver(
navigator.DomWindow() ? navigator.DomWindow()->GetFrame() : nullptr) {
bounding_rect_ = DOMRect::Create();
}
ExecutionContext* VirtualKeyboard::GetExecutionContext() const {
return GetSupplementable()->DomWindow();
}
const AtomicString& VirtualKeyboard::InterfaceName() const {
return event_target_names::kVirtualKeyboard;
}
VirtualKeyboard::~VirtualKeyboard() = default;
bool VirtualKeyboard::overlaysContent() const {
LocalDOMWindow* window = GetSupplementable()->DomWindow();
if (!window)
return false;
DCHECK(window->GetFrame());
if (!window->GetFrame()->IsOutermostMainFrame())
return false;
return window->GetFrame()
->GetDocument()
->GetViewportData()
.GetVirtualKeyboardOverlaysContent();
}
DOMRect* VirtualKeyboard::boundingRect() const {
return bounding_rect_.Get();
}
void VirtualKeyboard::setOverlaysContent(bool overlays_content) {
LocalDOMWindow* window = GetSupplementable()->DomWindow();
if (!window)
return;
DCHECK(window->GetFrame());
if (window->GetFrame()->IsOutermostMainFrame()) {
window->GetFrame()
->GetDocument()
->GetViewportData()
.SetVirtualKeyboardOverlaysContent(overlays_content);
} else {
GetExecutionContext()->AddConsoleMessage(
MakeGarbageCollected<ConsoleMessage>(
mojom::blink::ConsoleMessageSource::kJavaScript,
mojom::blink::ConsoleMessageLevel::kWarning,
"Setting overlaysContent is only supported from "
"the top level browsing context"));
}
if (GetExecutionContext()) {
UseCounter::Count(GetExecutionContext(),
WebFeature::kVirtualKeyboardOverlayPolicy);
}
}
void VirtualKeyboard::VirtualKeyboardOverlayChanged(
const gfx::Rect& keyboard_rect) {
TRACE_EVENT0("vk", "VirtualKeyboard::VirtualKeyboardOverlayChanged");
LocalDOMWindow* window = GetSupplementable()->DomWindow();
if (!window)
return;
bounding_rect_ = DOMRect::FromRectF(gfx::RectF(keyboard_rect));
DocumentStyleEnvironmentVariables& vars =
window->document()->GetStyleEngine().EnsureEnvironmentVariables();
vars.SetVariable(UADefinedVariable::kKeyboardInsetTop,
StyleEnvironmentVariables::FormatPx(keyboard_rect.y()));
vars.SetVariable(UADefinedVariable::kKeyboardInsetLeft,
StyleEnvironmentVariables::FormatPx(keyboard_rect.x()));
vars.SetVariable(UADefinedVariable::kKeyboardInsetBottom,
StyleEnvironmentVariables::FormatPx(keyboard_rect.bottom()));
vars.SetVariable(UADefinedVariable::kKeyboardInsetRight,
StyleEnvironmentVariables::FormatPx(keyboard_rect.right()));
vars.SetVariable(UADefinedVariable::kKeyboardInsetWidth,
StyleEnvironmentVariables::FormatPx(keyboard_rect.width()));
vars.SetVariable(UADefinedVariable::kKeyboardInsetHeight,
StyleEnvironmentVariables::FormatPx(keyboard_rect.height()));
DispatchEvent(*(MakeGarbageCollected<VirtualKeyboardGeometryChangeEvent>(
event_type_names::kGeometrychange)));
}
void VirtualKeyboard::show() {
TRACE_EVENT0("vk", "VirtualKeyboard::show");
LocalDOMWindow* window = GetSupplementable()->DomWindow();
if (!window)
return;
if (window->GetFrame()->HasStickyUserActivation()) {
window->GetInputMethodController().SetVirtualKeyboardVisibilityRequest(
ui::mojom::VirtualKeyboardVisibilityRequest::SHOW);
} else {
GetExecutionContext()->AddConsoleMessage(
MakeGarbageCollected<ConsoleMessage>(
mojom::blink::ConsoleMessageSource::kJavaScript,
mojom::blink::ConsoleMessageLevel::kWarning,
"Calling show is only supported if user has "
"interacted with the page"));
}
}
void VirtualKeyboard::hide() {
TRACE_EVENT0("vk", "VirtualKeyboard::hide");
LocalDOMWindow* window = GetSupplementable()->DomWindow();
if (!window)
return;
window->GetInputMethodController().SetVirtualKeyboardVisibilityRequest(
ui::mojom::VirtualKeyboardVisibilityRequest::HIDE);
}
void VirtualKeyboard::Trace(Visitor* visitor) const {
visitor->Trace(bounding_rect_);
EventTarget::Trace(visitor);
Supplement<Navigator>::Trace(visitor);
}
} // namespace blink
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