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patch 8.1.2424: MS-Windows: console buffer is resized unnecessarily

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Problem:    MS-Windows: console buffer is resized unnecessarily.
Solution:   Only call ResizeConBuf() when the size differs. (Nobuhiro
            Takasaki, closes #5343)
This commit is contained in:
Bram Moolenaar
2019-12-11 22:57:40 +01:00
parent e24437b643
commit 36698e34aa
2 changed files with 9 additions and 3 deletions
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6
src/os_win32.c
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@@ -1641,17 +1641,21 @@ WaitForChar(long msec, int ignore_input)
{ {
COORD dwSize = ir.Event.WindowBufferSizeEvent.dwSize; COORD dwSize = ir.Event.WindowBufferSizeEvent.dwSize;
// Only call shell_resized() when the size actually change to // Only call shell_resized() when the size actually changed to
// avoid the screen is cleared. // avoid the screen is cleared.
if (dwSize.X != Columns || dwSize.Y != Rows) if (dwSize.X != Columns || dwSize.Y != Rows)
{ {
CONSOLE_SCREEN_BUFFER_INFO csbi; CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo(g_hConOut, &csbi); GetConsoleScreenBufferInfo(g_hConOut, &csbi);
dwSize.X = csbi.srWindow.Right - csbi.srWindow.Left + 1;
dwSize.Y = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; dwSize.Y = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
if (dwSize.X != Columns || dwSize.Y != Rows)
{
ResizeConBuf(g_hConOut, dwSize); ResizeConBuf(g_hConOut, dwSize);
shell_resized(); shell_resized();
} }
} }
}
else if (ir.EventType == MOUSE_EVENT else if (ir.EventType == MOUSE_EVENT
&& decode_mouse_event(&ir.Event.MouseEvent)) && decode_mouse_event(&ir.Event.MouseEvent))
return TRUE; return TRUE;

2
src/version.c
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@@ -742,6 +742,8 @@ static char *(features[]) =
static int included_patches[] = static int included_patches[] =
{ /* Add new patch number below this line */ { /* Add new patch number below this line */
/**/
2424,
/**/ /**/
2423, 2423,
/**/ /**/