cef/libcef/browser/osr/render_widget_host_view_osr...

177 lines
5.6 KiB
C++

// Copyright (c) 2014 The Chromium Embedded Framework Authors.
// Portions copyright (c) 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/osr/render_widget_host_view_osr.h"
#include <windows.h>
#include "libcef/browser/browser_host_impl.h"
#include "libcef/browser/content_browser_client.h"
#include "third_party/blink/public/platform/web_cursor_info.h"
#include "ui/resources/grit/ui_unscaled_resources.h"
namespace {
class CefCompositorHostWin : public gfx::WindowImpl {
public:
CefCompositorHostWin() {
// Create a hidden 1x1 borderless window.
set_window_style(WS_POPUP | WS_SYSMENU);
Init(NULL, gfx::Rect(0, 0, 1, 1));
}
~CefCompositorHostWin() override { DestroyWindow(hwnd()); }
private:
CR_BEGIN_MSG_MAP_EX(CefCompositorHostWin)
CR_MSG_WM_PAINT(OnPaint)
CR_END_MSG_MAP()
CR_MSG_MAP_CLASS_DECLARATIONS(CefCompositorHostWin)
void OnPaint(HDC dc) { ValidateRect(hwnd(), NULL); }
DISALLOW_COPY_AND_ASSIGN(CefCompositorHostWin);
};
// From content/common/cursors/webcursor_win.cc.
using blink::WebCursorInfo;
LPCWSTR ToCursorID(WebCursorInfo::Type type) {
switch (type) {
case WebCursorInfo::kTypePointer:
return IDC_ARROW;
case WebCursorInfo::kTypeCross:
return IDC_CROSS;
case WebCursorInfo::kTypeHand:
return IDC_HAND;
case WebCursorInfo::kTypeIBeam:
return IDC_IBEAM;
case WebCursorInfo::kTypeWait:
return IDC_WAIT;
case WebCursorInfo::kTypeHelp:
return IDC_HELP;
case WebCursorInfo::kTypeEastResize:
return IDC_SIZEWE;
case WebCursorInfo::kTypeNorthResize:
return IDC_SIZENS;
case WebCursorInfo::kTypeNorthEastResize:
return IDC_SIZENESW;
case WebCursorInfo::kTypeNorthWestResize:
return IDC_SIZENWSE;
case WebCursorInfo::kTypeSouthResize:
return IDC_SIZENS;
case WebCursorInfo::kTypeSouthEastResize:
return IDC_SIZENWSE;
case WebCursorInfo::kTypeSouthWestResize:
return IDC_SIZENESW;
case WebCursorInfo::kTypeWestResize:
return IDC_SIZEWE;
case WebCursorInfo::kTypeNorthSouthResize:
return IDC_SIZENS;
case WebCursorInfo::kTypeEastWestResize:
return IDC_SIZEWE;
case WebCursorInfo::kTypeNorthEastSouthWestResize:
return IDC_SIZENESW;
case WebCursorInfo::kTypeNorthWestSouthEastResize:
return IDC_SIZENWSE;
case WebCursorInfo::kTypeColumnResize:
return MAKEINTRESOURCE(IDC_COLRESIZE);
case WebCursorInfo::kTypeRowResize:
return MAKEINTRESOURCE(IDC_ROWRESIZE);
case WebCursorInfo::kTypeMiddlePanning:
return MAKEINTRESOURCE(IDC_PAN_MIDDLE);
case WebCursorInfo::kTypeEastPanning:
return MAKEINTRESOURCE(IDC_PAN_EAST);
case WebCursorInfo::kTypeNorthPanning:
return MAKEINTRESOURCE(IDC_PAN_NORTH);
case WebCursorInfo::kTypeNorthEastPanning:
return MAKEINTRESOURCE(IDC_PAN_NORTH_EAST);
case WebCursorInfo::kTypeNorthWestPanning:
return MAKEINTRESOURCE(IDC_PAN_NORTH_WEST);
case WebCursorInfo::kTypeSouthPanning:
return MAKEINTRESOURCE(IDC_PAN_SOUTH);
case WebCursorInfo::kTypeSouthEastPanning:
return MAKEINTRESOURCE(IDC_PAN_SOUTH_EAST);
case WebCursorInfo::kTypeSouthWestPanning:
return MAKEINTRESOURCE(IDC_PAN_SOUTH_WEST);
case WebCursorInfo::kTypeWestPanning:
return MAKEINTRESOURCE(IDC_PAN_WEST);
case WebCursorInfo::kTypeMove:
return IDC_SIZEALL;
case WebCursorInfo::kTypeVerticalText:
return MAKEINTRESOURCE(IDC_VERTICALTEXT);
case WebCursorInfo::kTypeCell:
return MAKEINTRESOURCE(IDC_CELL);
case WebCursorInfo::kTypeContextMenu:
return IDC_ARROW;
case WebCursorInfo::kTypeAlias:
return MAKEINTRESOURCE(IDC_ALIAS);
case WebCursorInfo::kTypeProgress:
return IDC_APPSTARTING;
case WebCursorInfo::kTypeNoDrop:
return IDC_NO;
case WebCursorInfo::kTypeCopy:
return MAKEINTRESOURCE(IDC_COPYCUR);
case WebCursorInfo::kTypeNone:
return MAKEINTRESOURCE(IDC_CURSOR_NONE);
case WebCursorInfo::kTypeNotAllowed:
return IDC_NO;
case WebCursorInfo::kTypeZoomIn:
return MAKEINTRESOURCE(IDC_ZOOMIN);
case WebCursorInfo::kTypeZoomOut:
return MAKEINTRESOURCE(IDC_ZOOMOUT);
case WebCursorInfo::kTypeGrab:
return MAKEINTRESOURCE(IDC_HAND_GRAB);
case WebCursorInfo::kTypeGrabbing:
return MAKEINTRESOURCE(IDC_HAND_GRABBING);
case WebCursorInfo::kTypeCustom:
break;
}
NOTREACHED();
return NULL;
}
bool IsSystemCursorID(LPCWSTR cursor_id) {
return cursor_id >= IDC_ARROW; // See WinUser.h
}
} // namespace
void CefRenderWidgetHostViewOSR::PlatformCreateCompositorWidget(
bool is_guest_view_hack) {
DCHECK(!window_);
window_.reset(new CefCompositorHostWin());
compositor_widget_ = window_->hwnd();
}
void CefRenderWidgetHostViewOSR::PlatformResizeCompositorWidget(
const gfx::Size& size) {
DCHECK(window_);
SetWindowPos(window_->hwnd(), NULL, 0, 0, size.width(), size.height(),
SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW | SWP_NOACTIVATE);
}
void CefRenderWidgetHostViewOSR::PlatformDestroyCompositorWidget() {
window_.reset(NULL);
compositor_widget_ = gfx::kNullAcceleratedWidget;
}
ui::PlatformCursor CefRenderWidgetHostViewOSR::GetPlatformCursor(
blink::WebCursorInfo::Type type) {
HMODULE module_handle = NULL;
const wchar_t* cursor_id = ToCursorID(type);
if (!IsSystemCursorID(cursor_id)) {
module_handle =
::GetModuleHandle(CefContentBrowserClient::Get()->GetResourceDllName());
if (!module_handle)
module_handle = ::GetModuleHandle(NULL);
}
return LoadCursor(module_handle, cursor_id);
}