Update to Chromium version 111.0.5563.0 (#1097615)

libcef/browser/native/cursor_util_aura.cc

@@ -0,0 +1,153 @@
+// Copyright 2023 The Chromium Embedded Framework Authors. Portions copyright
+// 2012 The Chromium 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/native/cursor_util.h"
+
+#include "libcef/browser/browser_host_base.h"
+
+#include "content/common/cursors/webcursor.h"
+#include "content/public/browser/render_widget_host_view.h"
+#include "ui/base/cursor/cursor_factory.h"
+#include "ui/base/cursor/mojom/cursor_type.mojom.h"
+#include "ui/display/display_util.h"
+#include "ui/wm/core/cursor_loader.h"
+
+#if BUILDFLAG(IS_LINUX)
+#include "ui/ozone/buildflags.h"
+#if BUILDFLAG(OZONE_PLATFORM_X11)
+#include "ui/base/x/x11_cursor.h"
+#elif BUILDFLAG(IS_OZONE)
+#include "ui/ozone/common/bitmap_cursor.h"
+#endif
+#endif  // BUILDFLAG(IS_LINUX)
+
+#if BUILDFLAG(IS_WIN)
+#include "ui/base/win/win_cursor.h"
+#endif
+
+namespace cursor_util {
+
+namespace {
+
+display::ScreenInfo GetScreenInfo(CefRefPtr<CefBrowser> browser) {
+  display::ScreenInfo screen_info;
+
+  bool screen_info_set = false;
+  if (auto web_contents =
+          static_cast<CefBrowserHostBase*>(browser.get())->GetWebContents()) {
+    if (auto view = web_contents->GetRenderWidgetHostView()) {
+      const auto screen_infos = view->GetScreenInfos();
+      if (!screen_infos.screen_infos.empty()) {
+        screen_info = screen_infos.current();
+        screen_info_set = true;
+      }
+    }
+  }
+
+  if (!screen_info_set) {
+    display::DisplayUtil::GetDefaultScreenInfo(&screen_info);
+  }
+
+  return screen_info;
+}
+
+display::Display::Rotation OrientationAngleToRotation(
+    uint16_t orientation_angle) {
+  // The Display rotation and the ScreenInfo orientation are not the same
+  // angle. The former is the physical display rotation while the later is the
+  // rotation required by the content to be shown properly on the screen, in
+  // other words, relative to the physical display.
+  if (orientation_angle == 0) {
+    return display::Display::ROTATE_0;
+  }
+  if (orientation_angle == 90) {
+    return display::Display::ROTATE_270;
+  }
+  if (orientation_angle == 180) {
+    return display::Display::ROTATE_180;
+  }
+  if (orientation_angle == 270) {
+    return display::Display::ROTATE_90;
+  }
+  NOTREACHED();
+  return display::Display::ROTATE_0;
+}
+
+scoped_refptr<ui::PlatformCursor> ToPlatformCursor(
+    CefRefPtr<CefBrowser> browser,
+    const ui::Cursor& ui_cursor) {
+  wm::CursorLoader cursor_loader;
+  scoped_refptr<ui::PlatformCursor> platform_cursor;
+
+  ui::Cursor loaded_cursor = ui_cursor;
+
+  if (ui_cursor.type() == ui::mojom::CursorType::kCustom) {
+    platform_cursor = ui::CursorFactory::GetInstance()->CreateImageCursor(
+        ui::mojom::CursorType::kCustom, ui_cursor.custom_bitmap(),
+        ui_cursor.custom_hotspot());
+  } else {
+    const auto& screen_info = GetScreenInfo(browser);
+    cursor_loader.SetDisplayData(
+        OrientationAngleToRotation(screen_info.orientation_angle),
+        screen_info.device_scale_factor);
+
+    // Attempts to load the cursor via the platform or from pak resources.
+    cursor_loader.SetPlatformCursor(&loaded_cursor);
+    platform_cursor = loaded_cursor.platform();
+  }
+
+  return platform_cursor;
+}
+
+#if BUILDFLAG(IS_WIN)
+using CursorType = ui::WinCursor;
+inline cef_cursor_handle_t GetCursorHandleImpl(CursorType* cursor) {
+  return cursor->hcursor();
+}
+#elif BUILDFLAG(OZONE_PLATFORM_X11)
+// See https://crbug.com/1029142 for background.
+using CursorType = ui::X11Cursor;
+inline cef_cursor_handle_t GetCursorHandleImpl(CursorType* cursor) {
+  return static_cast<cef_cursor_handle_t>(cursor->xcursor());
+}
+#elif BUILDFLAG(IS_OZONE)
+using CursorType = ui::BitmapCursor;
+inline cef_cursor_handle_t GetCursorHandleImpl(CursorType* cursor) {
+  return static_cast<cef_cursor_handle_t>(cursor->platform_data());
+}
+#else
+#error Unsupported platform
+#endif
+
+class ScopedCursorHandleImpl : public ScopedCursorHandle {
+ public:
+  explicit ScopedCursorHandleImpl(
+      scoped_refptr<ui::PlatformCursor> platform_cursor) {
+    if (platform_cursor) {
+      cursor_ = CursorType::FromPlatformCursor(platform_cursor);
+    }
+  }
+
+  cef_cursor_handle_t GetCursorHandle() override {
+    if (cursor_) {
+      return GetCursorHandleImpl(cursor_.get());
+    }
+    return kNullCursorHandle;
+  }
+
+ private:
+  scoped_refptr<CursorType> cursor_;
+};
+
+}  // namespace
+
+// static
+std::unique_ptr<ScopedCursorHandle> ScopedCursorHandle::Create(
+    CefRefPtr<CefBrowser> browser,
+    const ui::Cursor& ui_cursor) {
+  return std::make_unique<ScopedCursorHandleImpl>(
+      ToPlatformCursor(browser, ui_cursor));
+}
+
+}  // namespace cursor_util