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Win32: Auto-Raise and -Focus Windows on Hover #104681

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Harley Acheson wants to merge 1 commits from Harley:AutoFocus into main
pull from: Harley:AutoFocus
merge into: blender:main

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Conversation 9 Commits 1 Files Changed 1 +33 -1
1 changed files with 33 additions and 1 deletions
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34
intern/ghost/intern/GHOST_SystemWin32.cpp
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@ -1826,7 +1826,10 @@ LRESULT WINAPI GHOST_SystemWin32::s_wndProc(HWND hwnd, uint msg, WPARAM wParam,
if (!window->m_mousePresent) {
WINTAB_PRINTF("HWND %p mouse enter\n", window->getHWND());
TRACKMOUSEEVENT tme = {sizeof(tme)};
tme.dwFlags = TME_LEAVE;
/* Request WM_MOUSELEAVE message when the cursor leaves the client area, and
* WM_MOUSEHOVER message after 50ms when in the client area. */
tme.dwFlags = TME_LEAVE | TME_HOVER;
tme.dwHoverTime = 50;
tme.hwndTrack = hwnd;
TrackMouseEvent(&tme);
window->m_mousePresent = true;
@ -1843,6 +1846,35 @@ LRESULT WINAPI GHOST_SystemWin32::s_wndProc(HWND hwnd, uint msg, WPARAM wParam,
break;
}
case WM_MOUSEHOVER: {
/* Mouse Tracking is now off. TrackMouseEvent restarts in MouseMove. */
window->m_mousePresent = false;
/* Auto-focus only occurs within Blender windows, not with _other_ applications. */
HWND old_hwnd = ::GetFocus();
if (hwnd != old_hwnd) {
HWND new_parent = ::GetParent(hwnd);
HWND old_parent = ::GetParent(old_hwnd);
if (hwnd == old_parent || old_hwnd == new_parent) {
/* Child to its parent, parent to its child. */
::SetFocus(hwnd);
}
else if (new_parent != HWND_DESKTOP && new_parent == old_parent) {
/* Between siblings of same parent. */
::SetFocus(hwnd);
}
else if (!new_parent && !old_parent) {
/* Between main windows that don't overlap. */
RECT new_rect, old_rect, dest_rect;
::GetWindowRect(hwnd, &new_rect);
::GetWindowRect(old_hwnd, &old_rect);
if (!IntersectRect(&dest_rect, &new_rect, &old_rect)) {
::SetFocus(hwnd);
}
}
}
break;
}
case WM_MOUSEWHEEL: {
/* The WM_MOUSEWHEEL message is sent to the focus window
* when the mouse wheel is rotated. The DefWindowProc