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Windows: Solve lost focus for application after displaying the waiting dialog

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This commit is contained in:
Mounir IDRASSI
2015-10-15 01:18:25 +02:00
parent 8342d0d616
commit 41819270bb
3 changed files with 47 additions and 9 deletions
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50
src/Common/Dlgcode.c
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@@ -6592,6 +6592,43 @@ BOOL CALLBACK WaitDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
}
}
void BringToForeground(HWND hWnd)
{
if(!::IsWindow(hWnd)) return;
DWORD lockTimeOut = 0;
HWND hCurrWnd = ::GetForegroundWindow();
DWORD dwThisTID = ::GetCurrentThreadId(),
dwCurrTID = ::GetWindowThreadProcessId(hCurrWnd,0);
if(dwThisTID != dwCurrTID)
{
::AttachThreadInput(dwThisTID, dwCurrTID, TRUE);
::SystemParametersInfo(SPI_GETFOREGROUNDLOCKTIMEOUT,0,&lockTimeOut,0);
::SystemParametersInfo(SPI_SETFOREGROUNDLOCKTIMEOUT,0,0,SPIF_SENDWININICHANGE | SPIF_UPDATEINIFILE);
::AllowSetForegroundWindow(ASFW_ANY);
}
::SetForegroundWindow(hWnd);
if(dwThisTID != dwCurrTID)
{
::SystemParametersInfo(SPI_SETFOREGROUNDLOCKTIMEOUT,0,(PVOID)lockTimeOut,SPIF_SENDWININICHANGE | SPIF_UPDATEINIFILE);
::AttachThreadInput(dwThisTID, dwCurrTID, FALSE);
}
#ifdef TCMOUNT
if (hWnd == MainDlg)
{
SetFocus (hWnd);
::SendMessage(hWnd, WM_NEXTDLGCTL, (WPARAM) GetDlgItem (hWnd, IDC_DRIVELIST), 1L);
}
#endif
}
void ShowWaitDialog(HWND hwnd, BOOL bUseHwndAsParent, WaitThreadProc callback, void* pArg)
{
HWND hParent = (hwnd && bUseHwndAsParent)? hwnd : GetDesktopWindow();
@@ -6605,24 +6642,23 @@ void ShowWaitDialog(HWND hwnd, BOOL bUseHwndAsParent, WaitThreadProc callback, v
}
else
{
BOOL bIsForeground = FALSE;
WaitDialogDisplaying = TRUE;
if (hwnd)
{
if (GetForegroundWindow () == hwnd)
bIsForeground = TRUE;
EnableWindow (hwnd, FALSE);
}
else
EnableWindow (MainDlg, FALSE);
finally_do_arg (HWND, hwnd, { if (finally_arg) EnableWindow(finally_arg, TRUE); else EnableWindow (MainDlg, TRUE);});
finally_do_arg2 (HWND, hwnd, BOOL, bIsForeground, { if (finally_arg) {EnableWindow(finally_arg, TRUE); if (finally_arg2) BringToForeground (finally_arg);} else EnableWindow (MainDlg, TRUE);});
DialogBoxParamW (hInst,
MAKEINTRESOURCEW (IDD_STATIC_MODAL_WAIT_DLG), hParent,
(DLGPROC) WaitDlgProc, (LPARAM) &threadParam);
WaitDialogDisplaying = FALSE;
if (hwnd && IsWindowVisible(hwnd) && !bUseHwndAsParent)
{
SetForegroundWindow(hwnd);
BringWindowToTop(hwnd);
}
}
}