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[NTVDM]

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Save console in/out modes and cursor shape, and restore them at cleanup.

svn path=/branches/ntvdm/; revision=61543
This commit is contained in:
Hermès Bélusca-Maïto 2014-01-05 22:21:57 +00:00
parent 425717c483
commit 98e367f291
1 changed files with 22 additions and 3 deletions
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25
subsystems/ntvdm/bios.c
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@ -37,6 +37,8 @@ PBIOS_DATA_AREA Bda;
static BYTE BiosKeyboardMap[256];
static HANDLE BiosConsoleInput = INVALID_HANDLE_VALUE;
static HANDLE BiosConsoleOutput = INVALID_HANDLE_VALUE;
static DWORD BiosSavedConInMode, BiosSavedConOutMode;
static CONSOLE_CURSOR_INFO BiosSavedCursorInfo;
static CONSOLE_SCREEN_BUFFER_INFO BiosSavedBufferInfo;
/*
@ -1879,8 +1881,18 @@ BOOLEAN BiosInitialize(VOID)
return FALSE;
}
/* Save the original console screen buffer information */
if (!GetConsoleScreenBufferInfo(BiosConsoleOutput, &BiosSavedBufferInfo))
/* Save the original input and output console modes */
if (!GetConsoleMode(BiosConsoleInput , &BiosSavedConInMode ) ||
!GetConsoleMode(BiosConsoleOutput, &BiosSavedConOutMode))
{
CloseHandle(BiosConsoleOutput);
CloseHandle(BiosConsoleInput);
return FALSE;
}
/* Save the original cursor and console screen buffer information */
if (!GetConsoleCursorInfo(BiosConsoleOutput, &BiosSavedCursorInfo) ||
!GetConsoleScreenBufferInfo(BiosConsoleOutput, &BiosSavedBufferInfo))
{
CloseHandle(BiosConsoleOutput);
CloseHandle(BiosConsoleInput);
@ -1901,7 +1913,7 @@ BOOLEAN BiosInitialize(VOID)
/* Copy console data into VGA memory */
BiosCopyTextConsoleToVgaMemory();
/* Update the cursor position for the current page (page 0) */
/* Update the cursor position for the current page */
GetConsoleScreenBufferInfo(BiosConsoleOutput, &ConsoleInfo);
BiosSetCursorPosition(ConsoleInfo.dwCursorPosition.Y,
ConsoleInfo.dwCursorPosition.X,
@ -1964,6 +1976,13 @@ VOID BiosCleanup(VOID)
// SetConsoleWindowInfo(BiosConsoleOutput, TRUE, &BiosSavedBufferInfo.srWindow);
SetConsoleScreenBufferSize(BiosConsoleOutput, BiosSavedBufferInfo.dwSize);
/* Restore the original cursor shape */
SetConsoleCursorInfo(BiosConsoleOutput, &BiosSavedCursorInfo);
/* Restore the original input and output console modes */
SetConsoleMode(BiosConsoleOutput, BiosSavedConOutMode);
SetConsoleMode(BiosConsoleInput , BiosSavedConInMode );
/* Close the console handles */
if (BiosConsoleOutput != INVALID_HANDLE_VALUE) CloseHandle(BiosConsoleOutput);
if (BiosConsoleInput != INVALID_HANDLE_VALUE) CloseHandle(BiosConsoleInput);