54 lines
No EOL
1.3 KiB
C++
54 lines
No EOL
1.3 KiB
C++
#include "Console.h"
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HANDLE _out = NULL, _old_out = NULL;
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HANDLE _err = NULL, _old_err = NULL;
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HANDLE _in = NULL, _old_in = NULL;
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void Console::Attach()
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{
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_old_out = GetStdHandle(STD_OUTPUT_HANDLE);
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_old_err = GetStdHandle(STD_ERROR_HANDLE);
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_old_in = GetStdHandle(STD_INPUT_HANDLE);
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::AllocConsole() && ::AttachConsole(GetCurrentProcessId());
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_out = GetStdHandle(STD_OUTPUT_HANDLE);
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_err = GetStdHandle(STD_ERROR_HANDLE);
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_in = GetStdHandle(STD_INPUT_HANDLE);
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SetConsoleMode(_out,
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ENABLE_PROCESSED_OUTPUT | ENABLE_WRAP_AT_EOL_OUTPUT);
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SetConsoleMode(_in,
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ENABLE_INSERT_MODE | ENABLE_EXTENDED_FLAGS |
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ENABLE_PROCESSED_INPUT | ENABLE_QUICK_EDIT_MODE);
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}
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void Console::Detach()
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{
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if (_out && _err && _in) {
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FreeConsole();
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if (_old_out)
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SetStdHandle(STD_OUTPUT_HANDLE, _old_out);
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if (_old_err)
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SetStdHandle(STD_ERROR_HANDLE, _old_err);
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if (_old_in)
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SetStdHandle(STD_INPUT_HANDLE, _old_in);
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}
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}
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bool Console::Print(const char* fmt, ...)
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{
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if (!_out)
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return false;
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char buf[1024];
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va_list va;
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va_start(va, fmt);
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_vsnprintf_s(buf, 1024, fmt, va);
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va_end(va);
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return !!WriteConsoleA(_out, buf, static_cast<DWORD>(strlen(buf)), nullptr, nullptr);
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} |