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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /widget/windows/nsWindowTaskbarConcealer.h | |
parent | Initial commit. (diff) | |
download | firefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'widget/windows/nsWindowTaskbarConcealer.h')
-rw-r--r-- | widget/windows/nsWindowTaskbarConcealer.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/widget/windows/nsWindowTaskbarConcealer.h b/widget/windows/nsWindowTaskbarConcealer.h new file mode 100644 index 0000000000..ea2a8ab2d3 --- /dev/null +++ b/widget/windows/nsWindowTaskbarConcealer.h @@ -0,0 +1,51 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef WIDGET_WINDOWS_NSWINDOWTASKBARCONCEALER_H_ +#define WIDGET_WINDOWS_NSWINDOWTASKBARCONCEALER_H_ + +#include "nsWindow.h" +#include "mozilla/Maybe.h" + +/** + * nsWindow::TaskbarConcealer + * + * Fullscreen-state (and, thus, taskbar-occlusion) manager. + */ +class nsWindow::TaskbarConcealer { + public: + // To be called when a window acquires focus. (Note that no action need be + // taken when focus is lost.) + static void OnFocusAcquired(nsWindow* aWin); + + // To be called during or after a window's destruction. The corresponding + // nsWindow pointer is not needed, and will not be acquired or accessed. + static void OnWindowDestroyed(HWND aWnd); + + // To be called when the Gecko-fullscreen state of a window changes. + static void OnFullscreenChanged(nsWindow* aWin, bool enteredFullscreen); + + // To be called when the position of a window changes. (Performs its own + // batching; irrelevant movements will be cheap.) + static void OnWindowPosChanged(nsWindow* aWin); + + // To be called when the cloaking state of any window changes. (Expects that + // all windows' internal cloaking-state mirror variables are up-to-date.) + static void OnCloakChanged(); + + private: + static void UpdateAllState(HWND destroyedHwnd = nullptr); + + struct WindowState { + HMONITOR monitor; + bool isGkFullscreen; + }; + static Maybe<WindowState> GetWindowState(HWND); + + static nsTHashMap<HWND, HMONITOR> sKnownWindows; + struct Impl; +}; + +#endif // WIDGET_WINDOWS_NSWINDOWTASKBARCONCEALER_H_ |