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views: Add support for absolute positioned overlay views.

Browse Source 
To test:
Run `cefclient.exe --use-views --hide-frame --hide-controls`
Add `--enable-chrome-runtime` for the same behavior using the Chrome location
bar instead of a text field.
This commit is contained in:
Marshall Greenblatt
2021-08-27 21:55:15 -04:00
parent 6f6072b857
commit 4a44e16a09
96 changed files with 3875 additions and 230 deletions
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39
libcef/browser/views/window_view.cc
View File

@@ -312,6 +312,7 @@ void CefWindowView::CreateWidget() {
#endif
widget->Init(std::move(params));
widget->AddObserver(this);
// |widget| should now be associated with |this|.
DCHECK_EQ(widget, GetWidget());
@@ -465,6 +466,11 @@ void CefWindowView::ViewHierarchyChanged(
ParentClass::ViewHierarchyChanged(details);
}
void CefWindowView::OnWidgetBoundsChanged(views::Widget* widget,
const gfx::Rect& new_bounds) {
MoveOverlaysIfNecessary();
}
display::Display CefWindowView::GetDisplay() const {
const views::Widget* widget = GetWidget();
if (widget) {
@@ -500,6 +506,39 @@ void CefWindowView::SetWindowAppIcon(CefRefPtr<CefImage> window_app_icon) {
widget->UpdateWindowIcon();
}
CefRefPtr<CefOverlayController> CefWindowView::AddOverlayView(
CefRefPtr<CefView> view,
cef_docking_mode_t docking_mode) {
DCHECK(view.get());
DCHECK(view->IsValid());
if (!view.get() || !view->IsValid())
return nullptr;
views::Widget* widget = GetWidget();
if (widget) {
// Owned by the View hierarchy. Acts as a z-order reference for the overlay.
auto overlay_host_view = AddChildView(std::make_unique<views::View>());
overlay_hosts_.push_back(
std::make_unique<CefOverlayViewHost>(this, docking_mode));
auto& overlay_host = overlay_hosts_.back();
overlay_host->Init(overlay_host_view, view);
return overlay_host->controller();
}
return nullptr;
}
void CefWindowView::MoveOverlaysIfNecessary() {
if (overlay_hosts_.empty())
return;
for (auto& overlay_host : overlay_hosts_) {
overlay_host->MoveIfNecessary();
}
}
void CefWindowView::SetDraggableRegions(
const std::vector<CefDraggableRegion>& regions) {
if (regions.empty()) {