patch 8.1.0940: MS-Windows console resizing not handled properly
Problem: MS-Windows console resizing not handled properly.
Solution: Handle resizing the console better. (Nobuhiro Takasaki,
closes #3968, closes #3611)
diff --git a/src/os_win32.c b/src/os_win32.c
index 97fc2a4..a392d13 100644
--- a/src/os_win32.c
+++ b/src/os_win32.c
@@ -1492,6 +1492,8 @@
ui_focus_change((int)g_fJustGotFocus);
}
+static void ResizeConBuf(HANDLE hConsole, COORD coordScreen);
+
/*
* Wait until console input from keyboard or mouse is available,
* or the time is up.
@@ -1657,11 +1659,18 @@
handle_focus_event(ir);
else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT)
{
- /* Only call shell_resized() when the size actually change to
- * avoid the screen is cleard. */
- if (ir.Event.WindowBufferSizeEvent.dwSize.X != Columns
- || ir.Event.WindowBufferSizeEvent.dwSize.Y != Rows)
+ COORD dwSize = ir.Event.WindowBufferSizeEvent.dwSize;
+
+ // Only call shell_resized() when the size actually change to
+ // avoid the screen is cleard.
+ if (dwSize.X != Columns || dwSize.Y != Rows)
+ {
+ CONSOLE_SCREEN_BUFFER_INFO csbi;
+ GetConsoleScreenBufferInfo(g_hConOut, &csbi);
+ dwSize.Y = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
+ ResizeConBuf(g_hConOut, dwSize);
shell_resized();
+ }
}
#ifdef FEAT_MOUSE
else if (ir.EventType == MOUSE_EVENT
@@ -6327,7 +6336,7 @@
* character was written, otherwise we get stuck. */
if (WriteConsoleOutputCharacterW(g_hConOut, unicodebuf, length,
coord, &cchwritten) == 0
- || cchwritten == 0)
+ || cchwritten == 0 || cchwritten == (DWORD)-1)
cchwritten = 1;
}
else
@@ -6361,7 +6370,7 @@
* character was written, otherwise we get stuck. */
if (WriteConsoleOutputCharacter(g_hConOut, (LPCSTR)pchBuf, cbToWrite,
coord, &written) == 0
- || written == 0)
+ || written == 0 || written == (DWORD)-1)
written = 1;
}
else
@@ -7707,7 +7716,7 @@
}
-#ifndef FEAT_GUI_W32
+#if !defined(FEAT_GUI_W32) || defined(PROTO)
static void
vtp_init(void)
@@ -7931,3 +7940,28 @@
{
return conpty_stable;
}
+
+#if !defined(FEAT_GUI_W32) || defined(PROTO)
+ void
+resize_console_buf(void)
+{
+ CONSOLE_SCREEN_BUFFER_INFO csbi;
+ COORD coord;
+ SMALL_RECT newsize;
+
+ if (GetConsoleScreenBufferInfo(g_hConOut, &csbi))
+ {
+ coord.X = SRWIDTH(csbi.srWindow);
+ coord.Y = SRHEIGHT(csbi.srWindow);
+ SetConsoleScreenBufferSize(g_hConOut, coord);
+
+ newsize.Left = 0;
+ newsize.Top = 0;
+ newsize.Right = coord.X - 1;
+ newsize.Bottom = coord.Y - 1;
+ SetConsoleWindowInfo(g_hConOut, TRUE, &newsize);
+
+ SetConsoleScreenBufferSize(g_hConOut, coord);
+ }
+}
+#endif