119 lines
2.7 KiB
C++
119 lines
2.7 KiB
C++
#include "terml_windows.h"
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#ifdef _WIN32
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void terml_windows::set_console_settings_impl()
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{
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handle_stdin = GetStdHandle(STD_INPUT_HANDLE);
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GetConsoleMode(handle_stdin, &previous_input_mode);
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DWORD new_mode = previous_input_mode;
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new_mode &= ~ENABLE_ECHO_INPUT;
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new_mode &= ~ENABLE_LINE_INPUT;
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new_mode |= ENABLE_WINDOW_INPUT;
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new_mode |= ENABLE_VIRTUAL_TERMINAL_INPUT;
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if (!SetConsoleMode(handle_stdin, new_mode))
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{
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throw "Failed to set stdin mode.";
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}
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HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
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GetConsoleMode(handle, &previous_output_mode);
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new_mode = previous_output_mode;
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new_mode |= ENABLE_PROCESSED_OUTPUT;
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new_mode |= ENABLE_VIRTUAL_TERMINAL_PROCESSING;
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if (!SetConsoleMode(handle, new_mode))
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{
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throw "Failed to set stdout mode.";
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}
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previous_codepage = GetConsoleOutputCP();
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SetConsoleOutputCP(CP_UTF8);
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}
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void terml_windows::reset_console_settings_impl()
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{
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if (!SetConsoleMode(handle_stdin, previous_input_mode))
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{
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throw "Failed to reset stdin mode.";
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}
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if (!SetConsoleMode(GetStdHandle(STD_OUTPUT_HANDLE), previous_output_mode))
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{
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throw "Failed to reset stdout mode.";
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}
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if (!SetConsoleOutputCP(previous_codepage))
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{
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throw "Failed to reset codepage.";
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}
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}
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void terml_windows::read_stdin(char* buffer, unsigned int buffer_size)
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{
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unsigned long unused;
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ReadConsole(handle_stdin, buffer, buffer_size, &unused, nullptr);
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}
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unsigned long long terml_windows::timer()
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{
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LARGE_INTEGER time;
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QueryPerformanceCounter(&time);
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return time.QuadPart;
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}
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unsigned long long terml_windows::timer_frequency()
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{
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LARGE_INTEGER frequency;
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QueryPerformanceFrequency(&frequency);
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return frequency.QuadPart;
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}
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void terml_windows::process_events()
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{
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DWORD num_events_available = 0;
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GetNumberOfConsoleInputEvents(handle_stdin, &num_events_available);
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DWORD num_events_read = 0;
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INPUT_RECORD input_record_buffer[128];
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while (num_events_available > 0)
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{
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ReadConsoleInput(handle_stdin, input_record_buffer, sizeof(input_record_buffer) / sizeof(*input_record_buffer), &num_events_read);
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for (int i = 0; i < num_events_read; i++)
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{
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switch (input_record_buffer[i].EventType)
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{
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case KEY_EVENT:
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{
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KEY_EVENT_RECORD* record = &input_record_buffer[i].Event.KeyEvent;
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if (record->bKeyDown)
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{
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if (record->uChar.AsciiChar)
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{
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for (int repeat = 0; repeat < record->wRepeatCount; repeat++)
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{
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key_event(record->uChar.AsciiChar);
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if (record->uChar.AsciiChar == '\r')
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{
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key_event('\n');
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}
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}
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}
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}
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break;
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}
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case WINDOW_BUFFER_SIZE_EVENT:
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setup_buffer();
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break;
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}
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}
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if (num_events_read >= num_events_available)
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{
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return;
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}
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num_events_available -= num_events_read;
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}
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}
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#endif |