maxmustermann/PowerToys
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

several topmost windows

Browse source
This commit is contained in:
SeraphimaZ 2021-11-12 21:20:30 +03:00
parent 74614c476c
commit 0dd4540405
2 changed files with 53 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

71
tools/AlwaysOnTop/AlwaysOnTop.cpp
View file

@ -36,18 +36,6 @@ void AlwaysOnTop::Init()
RegisterHotKey(hotKeyHandleWindow, 1, MOD_CONTROL | MOD_NOREPEAT, 32 /* space */);
}
void AlwaysOnTop::CleanUp()
{
ResetCurrentOnTop();
if (hotKeyHandleWindow)
{
DestroyWindow(hotKeyHandleWindow);
hotKeyHandleWindow = nullptr;
}
UnregisterClass(HOTKEY_WINDOW_CLASS_NAME, reinterpret_cast<HINSTANCE>(&__ImageBase));
}
LRESULT AlwaysOnTop::WndProc(HWND window, UINT message, WPARAM wparam, LPARAM lparam) noexcept
{
if (message == WM_HOTKEY)
@ -62,28 +50,63 @@ LRESULT AlwaysOnTop::WndProc(HWND window, UINT message, WPARAM wparam, LPARAM lp
void AlwaysOnTop::ProcessCommand(HWND window)
{
bool alreadyOnTop = (currentlyOnTop == window);
ResetCurrentOnTop();
if (!alreadyOnTop)
bool topmost = IsTopmost(window);
if (topmost)
{
(void)SetWindowOnTop(window);
if (ResetTopmostWindow(window))
{
auto iter = std::find(topmostWindows.begin(), topmostWindows.end(), window);
if (iter != topmostWindows.end())
{
topmostWindows.erase(iter);
}
}
}
else
{
if (SetTopmostWindow(window))
{
topmostWindows.push_back(window);
}
}
}
bool AlwaysOnTop::SetWindowOnTop(HWND window)
void AlwaysOnTop::ResetAll()
{
if (SetWindowPos(window, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE))
for (HWND topWindow : topmostWindows)
{
currentlyOnTop = window;
return true;
if (!ResetTopmostWindow(topWindow))
{
//TODO: log error
}
}
return false;
topmostWindows.clear();
}
void AlwaysOnTop::ResetCurrentOnTop()
void AlwaysOnTop::CleanUp()
{
if (currentlyOnTop && SetWindowPos(currentlyOnTop, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE))
ResetAll();
if (hotKeyHandleWindow)
{
DestroyWindow(hotKeyHandleWindow);
hotKeyHandleWindow = nullptr;
}
currentlyOnTop = nullptr;
UnregisterClass(HOTKEY_WINDOW_CLASS_NAME, reinterpret_cast<HINSTANCE>(&__ImageBase));
}
bool AlwaysOnTop::IsTopmost(HWND window) const noexcept
{
int exStyle = GetWindowLong(window, GWL_EXSTYLE);
return (exStyle & WS_EX_TOPMOST) == WS_EX_TOPMOST;
}
bool AlwaysOnTop::SetTopmostWindow(HWND window) const noexcept
{
return SetWindowPos(window, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
}
bool AlwaysOnTop::ResetTopmostWindow(HWND window) const noexcept
{
return SetWindowPos(window, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
}

9
tools/AlwaysOnTop/AlwaysOnTop.h
View file

@ -28,13 +28,16 @@ private:
static inline AlwaysOnTop* s_instance = nullptr;
HWND hotKeyHandleWindow{ nullptr };
HWND currentlyOnTop{ nullptr };
std::vector<HWND> topmostWindows;
LRESULT WndProc(HWND, UINT, WPARAM, LPARAM) noexcept;
void ProcessCommand(HWND window);
bool SetWindowOnTop(HWND window);
void ResetCurrentOnTop();
void ResetAll();
void CleanUp();
bool IsTopmost(HWND window) const noexcept;
bool SetTopmostWindow(HWND window) const noexcept;
bool ResetTopmostWindow(HWND window) const noexcept;
};