Move most platform-specific code into overlay directories

[libs/core.git] / source / io / windows / console.cpp

diff --git a/source/io/windows/console.cpp b/source/io/windows/console.cpp
new file mode 100644 (file)
index 0000000..a331133
--- /dev/null
+++ b/source/io/windows/console.cpp
@@ -0,0 +1,72 @@
+#include <msp/core/systemerror.h>
+#include "console.h"
+#include "handle_private.h"
+
+using namespace std;
+
+namespace {
+
+DWORD stream_to_sys(Msp::IO::Console::Stream stream)
+{
+       switch(stream)
+       {
+       case Msp::IO::Console::CIN: return STD_INPUT_HANDLE;
+       case Msp::IO::Console::COUT: return STD_OUTPUT_HANDLE;
+       case Msp::IO::Console::CERR: return STD_ERROR_HANDLE;
+       default: throw invalid_argument("stream_to_sys");
+       }
+}
+
+} // namespace
+
+
+namespace Msp {
+namespace IO {
+
+void Console::platform_init()
+{
+       *handle = GetStdHandle(stream_to_sys(stream));
+}
+
+Console::~Console()
+{ }
+
+void Console::set_local_echo(bool e)
+{
+       check_access(M_READ);
+
+       DWORD m;
+       GetConsoleMode(*handle, &m);
+       SetConsoleMode(*handle, (m&~ENABLE_ECHO_INPUT) | (e?ENABLE_ECHO_INPUT:0));
+}
+
+void Console::set_line_buffer(bool l)
+{
+       check_access(M_READ);
+
+       DWORD m;
+       if(!GetConsoleMode(*handle, &m))
+               throw system_error("GetConsoleMode");
+       if(!SetConsoleMode(*handle, (m&~ENABLE_LINE_INPUT) | (l?ENABLE_LINE_INPUT:0)))
+               throw system_error("SetConsoleMode");
+}
+
+void Console::get_size(unsigned &rows, unsigned &cols)
+{
+       check_access(M_WRITE);
+
+       CONSOLE_SCREEN_BUFFER_INFO sbi;
+       if(!GetConsoleScreenBufferInfo(*handle, &sbi))
+               throw system_error("GetConsoleScreenBufferInfo");
+       // Right/bottom coords are inclusive
+       rows = sbi.srWindow.Bottom+1-sbi.srWindow.Top;
+       cols = sbi.srWindow.Right+1-sbi.srWindow.Left;
+}
+
+void Console::redirect(Base &other)
+{
+       SetStdHandle(stream_to_sys(stream), *other.get_handle(mode));
+}
+
+} // namespace IO
+} // namespace Msp