blob: d967716304bb4e497ecfc34468f2342e0b24d86a [file] [log] [blame]
/*
* Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/desktop_capture/win/selected_window_context.h"
namespace webrtc {
SelectedWindowContext::SelectedWindowContext(
HWND selected_window,
DesktopRect selected_window_rect,
WindowCaptureHelperWin* window_capture_helper)
: selected_window_(selected_window),
selected_window_rect_(selected_window_rect),
window_capture_helper_(window_capture_helper) {
selected_window_thread_id_ =
GetWindowThreadProcessId(selected_window, &selected_window_process_id_);
}
bool SelectedWindowContext::IsSelectedWindowValid() const {
return selected_window_thread_id_ != 0;
}
bool SelectedWindowContext::IsWindowSelected(HWND hwnd) const {
return hwnd == selected_window_;
}
bool SelectedWindowContext::IsWindowOwned(HWND hwnd) const {
// This check works for drop-down menus & dialog pop-up windows. It doesn't
// work for context menus or tooltips, which are handled differently below.
if (GetAncestor(hwnd, GA_ROOTOWNER) == selected_window_) {
return true;
}
// Some pop-up windows aren't owned (e.g. context menus, tooltips); treat
// windows that belong to the same thread as owned.
DWORD enumerated_window_process_id = 0;
DWORD enumerated_window_thread_id =
GetWindowThreadProcessId(hwnd, &enumerated_window_process_id);
return enumerated_window_thread_id != 0 &&
enumerated_window_process_id == selected_window_process_id_ &&
enumerated_window_thread_id == selected_window_thread_id_;
}
bool SelectedWindowContext::IsWindowOverlapping(HWND hwnd) const {
return window_capture_helper_->IsWindowIntersectWithSelectedWindow(
hwnd, selected_window_, selected_window_rect_);
}
WindowCaptureHelperWin* SelectedWindowContext::window_capture_helper() const {
return window_capture_helper_;
}
} // namespace webrtc