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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/webui/ash/mako/draggable_bubble_dialog_view.h"
#include "chrome/common/chrome_render_frame.mojom.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
#include "third_party/blink/public/mojom/page/draggable_region.mojom.h"
#include "ui/aura/window.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/display/screen.h"
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/geometry/rect.h"
namespace ash {
DraggableBubbleDialogView::DraggableBubbleDialogView(
WebUIContentsWrapper* contents_wrapper)
: WebUIBubbleDialogView(nullptr,
contents_wrapper->GetWeakPtr(),
std::nullopt,
views::BubbleBorder::TOP_RIGHT,
false) {
event_handler_ = std::make_unique<MakoBubbleEventHandler>(this);
dragging_initialized_ = false;
}
DraggableBubbleDialogView::~DraggableBubbleDialogView() = default;
void DraggableBubbleDialogView::DraggableRegionsChanged(
const std::vector<blink::mojom::DraggableRegionPtr>& regions,
content::WebContents* contents) {
SkRegion sk_region;
for (const blink::mojom::DraggableRegionPtr& region : regions) {
sk_region.op(
SkIRect::MakeLTRB(region->bounds.x(), region->bounds.y(),
region->bounds.x() + region->bounds.width(),
region->bounds.y() + region->bounds.height()),
region->draggable ? SkRegion::kUnion_Op : SkRegion::kDifference_Op);
}
draggable_region_ = sk_region;
}
const std::optional<SkRegion> DraggableBubbleDialogView::GetDraggableRegion() {
return draggable_region_;
}
const gfx::Rect DraggableBubbleDialogView::GetWidgetBoundsInScreen() {
views::Widget* widget = GetWidget();
if (!widget) {
return gfx::Rect();
}
return widget->GetWindowBoundsInScreen();
}
void DraggableBubbleDialogView::SetWidgetBoundsConstrained(
const gfx::Rect bounds) {
if (views::WebView* web_view_ptr = web_view()) {
web_view_ptr->SetPreferredSize(bounds.size());
}
if (views::Widget* widget = GetWidget()) {
widget->SetBoundsConstrained(bounds);
}
}
void DraggableBubbleDialogView::SetCursor(const ui::Cursor& cursor) {
if (views::Widget* widget = GetWidget()) {
widget->SetCursor(cursor);
}
}
void DraggableBubbleDialogView::SetupDraggingSupport() {
// This avoids binding event handler twice.
if (dragging_initialized_) {
return;
}
dragging_initialized_ = true;
views::WebView* web_view_ptr = web_view();
if (!web_view_ptr) {
return;
}
content::WebContents* web_contents = web_view_ptr->GetWebContents();
if (!web_contents) {
return;
}
// Tell Blink that we support draggable region.
content::RenderFrameHost* rfh = web_contents->GetPrimaryMainFrame();
if (rfh) {
mojo::AssociatedRemote<chrome::mojom::ChromeRenderFrame> client;
rfh->GetRemoteAssociatedInterfaces()->GetInterface(&client);
client->SetSupportsDraggableRegions(true);
}
// Bind event handlers for dragging support.
GetWidget()->GetNativeView()->AddPreTargetHandler(event_handler_.get());
}
BEGIN_METADATA(DraggableBubbleDialogView)
END_METADATA
} // namespace ash
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