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Request Windows to emulate VT100.

Browse Source 
This was previously supported on ScreenInteractive, this is now
universally supported.

This partially address:
https://github.com/ArthurSonzogni/FTXUI/issues/27
This commit is contained in:
ArthurSonzogni 2020-07-16 21:18:09 +02:00 committed by Arthur Sonzogni
parent 454b14c5c6
commit 22afacc28b
1 changed files with 24 additions and 0 deletions
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24
src/ftxui/screen/screen.cpp
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@ -48,6 +48,29 @@ bool In(const Box& stencil, int x, int y) {
Pixel dev_null_pixel;
#if defined(_WIN32)
void WindowsEmulateVT100Terminal() {
static bool done = false;
if (done)
return;
done = true;
// Enable VT processing on stdout and stdin
auto stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
DWORD out_mode = 0;
GetConsoleMode(stdout_handle, &out_mode);
// https://docs.microsoft.com/en-us/windows/console/setconsolemode
const int enable_virtual_terminal_processing = 0x0004;
const int disable_newline_auto_return = 0x0008;
out_mode |= enable_virtual_terminal_processing;
out_mode |= disable_newline_auto_return;
SetConsoleMode(stdout_handle, out_mode);
}
#endif
} // namespace
Dimension Dimension::Fixed(int v) {
@ -89,6 +112,7 @@ Screen::Screen(int dimx, int dimy)
// UTF8 encoding here
SetConsoleOutputCP(CP_UTF8);
SetConsoleCP(CP_UTF8);
WindowsEmulateVT100Terminal();
#endif
}