cef/libcef/browser/views/view_util_mac.mm
Nik Pavlov 491d2383ef views: mac: Support dynamic resize of title bar height (see #3189)
This is intended for usage with frameless windows that show the standard window
buttons, where resizing the title bar height changes the button offset. Returning a
different value from CefWindowDelegate::GetTitlebarHeight and forcing a resize of
the NSWindow's theme frame (see ViewsWindow::NudgeWindow) will update the
title bar height.

To test:
1. Run `cefclient --use-views --hide-frame --show-window-buttons --url=http://tests/window`
2. Enter a new value for title bar height and click the "Set Titlebar Height" button
2023-03-16 13:23:55 -04:00

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// 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 "libcef/browser/views/view_util.h"
#import <Cocoa/Cocoa.h>
#include "include/internal/cef_types_mac.h"
#include "libcef/browser/views/native_widget_mac.h"
#include "ui/views/widget/widget.h"
namespace view_util {
gfx::NativeWindow GetNativeWindow(views::Widget* widget) {
if (widget) {
return widget->GetNativeWindow();
}
return gfx::NativeWindow();
}
gfx::NativeView GetNativeView(views::Widget* widget) {
if (widget) {
return widget->GetNativeView();
}
return gfx::NativeView();
}
CefWindowHandle GetWindowHandle(views::Widget* widget) {
// |view| is a wrapper type from native_widget_types.h.
auto view = GetNativeView(widget);
if (view) {
return CAST_NSVIEW_TO_CEF_WINDOW_HANDLE(view.GetNativeNSView());
}
return kNullWindowHandle;
}
CefWindowHandle GetWindowHandle(gfx::NativeWindow window) {
// |window| is a wrapper type from native_widget_types.h.
if (window) {
NSWindow* nswindow = window.GetNativeNSWindow();
return CAST_NSVIEW_TO_CEF_WINDOW_HANDLE([nswindow contentView]);
}
return kNullWindowHandle;
}
views::NativeWidget* CreateNativeWidget(
views::internal::NativeWidgetDelegate* delegate,
CefRefPtr<CefWindow> window,
CefWindowDelegate* window_delegate) {
return new CefNativeWidgetMac(delegate, window, window_delegate);
}
} // namespace view_util