cef/libcef/browser/chrome/views/chrome_browser_view.cc

111 lines
3.5 KiB
C++

// Copyright 2021 The Chromium Embedded Framework Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be found
// in the LICENSE file.
#include "cef/libcef/browser/chrome/views/chrome_browser_view.h"
#include "cef/libcef/browser/chrome/views/chrome_browser_frame.h"
#include "cef/libcef/browser/views/browser_view_impl.h"
ChromeBrowserView::ChromeBrowserView(CefBrowserViewImpl* cef_browser_view)
: ParentClass(cef_browser_view->delegate()),
cef_browser_view_(cef_browser_view) {}
void ChromeBrowserView::InitBrowser(std::unique_ptr<Browser> browser) {
DCHECK(!web_view_);
// Initialize the BrowserFrame and BrowserView.
auto chrome_widget = static_cast<ChromeBrowserFrame*>(GetWidget());
chrome_widget->Init(this, std::move(browser));
// Retrieve the views::WebView that was created by the above initializations.
web_view_ = cef_browser_view_->web_view();
DCHECK(web_view_);
ParentClass::AddedToWidget();
}
void ChromeBrowserView::Destroyed() {
DCHECK(!destroyed_);
destroyed_ = true;
web_view_ = nullptr;
}
void ChromeBrowserView::ViewHierarchyChanged(
const views::ViewHierarchyChangedDetails& details) {
ParentClass::ViewHierarchyChanged(details);
if (details.is_add && details.child == this) {
gfx::Size size = GetPreferredSize();
if (size.IsEmpty()) {
// No size was provided for this View. Size it to the parent by default
// or, depending on the Layout, the browser may be initially 0x0 size and
// will not display until the parent is next resized (resulting in a call
// to WebView::OnBoundsChanged). For example, this can happen when adding
// this View to a CefWindow with FillLayout and then calling
// CefWindow::Show() without first resizing the CefWindow.
size = details.parent->GetPreferredSize();
if (!size.IsEmpty()) {
SetSize(size);
}
}
}
}
void ChromeBrowserView::AddedToWidget() {
// Create the Browser and ChromeBrowserHostImpl.
// Results in a call to InitBrowser which calls ParentClass::AddedToWidget.
cef_browser_view_->AddedToWidget();
}
void ChromeBrowserView::RemovedFromWidget() {
ParentClass::RemovedFromWidget();
cef_browser_view_->RemovedFromWidget();
}
void ChromeBrowserView::OnBoundsChanged(const gfx::Rect& previous_bounds) {
ParentClass::OnBoundsChanged(previous_bounds);
cef_browser_view_->OnBoundsChanged();
}
void ChromeBrowserView::OnGestureEvent(ui::GestureEvent* event) {
if (cef_browser_view_->OnGestureEvent(event)) {
return;
}
ParentClass::OnGestureEvent(event);
}
ToolbarView* ChromeBrowserView::OverrideCreateToolbar() {
if (cef_delegate()) {
auto toolbar_type =
cef_delegate()->GetChromeToolbarType(cef_browser_view_.get());
std::optional<ToolbarView::DisplayMode> display_mode;
switch (toolbar_type) {
case CEF_CTT_NORMAL:
display_mode = ToolbarView::DisplayMode::NORMAL;
break;
case CEF_CTT_LOCATION:
display_mode = ToolbarView::DisplayMode::LOCATION;
break;
default:
break;
}
if (display_mode) {
cef_toolbar_ =
CefToolbarViewImpl::Create(nullptr, browser(), this, display_mode);
// Ownership will be taken by BrowserView.
view_util::PassOwnership(cef_toolbar_).release();
return cef_toolbar_->root_view();
}
}
return nullptr;
}
void ChromeBrowserView::WillDestroyToolbar() {
BrowserView::WillDestroyToolbar();
if (cef_toolbar_) {
cef_toolbar_->Destroyed();
cef_toolbar_ = nullptr;
}
}