sgjesse@google.com
30ae29f4f2
This re-applies r42909 which was reverted in r42910 with a few fixes. TBR=ajohnsen@google.com BUG= Review URL: https://codereview.chromium.org//851253002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@42953 260f80e4-7a28-3924-810f-c04153c831b5
86 lines
1.9 KiB
C++
86 lines
1.9 KiB
C++
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/globals.h"
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#if defined(TARGET_OS_WINDOWS)
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#include "bin/stdio.h"
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namespace dart {
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namespace bin {
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int Stdin::ReadByte() {
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HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
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uint8_t buffer[1];
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DWORD read = 0;
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int c = -1;
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if (ReadFile(h, buffer, 1, &read, NULL) && read == 1) {
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c = buffer[0];
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}
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return c;
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}
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bool Stdin::GetEchoMode() {
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HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
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DWORD mode;
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if (!GetConsoleMode(h, &mode)) return false;
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return (mode & ENABLE_ECHO_INPUT) != 0;
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}
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void Stdin::SetEchoMode(bool enabled) {
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HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
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DWORD mode;
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if (!GetConsoleMode(h, &mode)) return;
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if (enabled) {
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mode |= ENABLE_ECHO_INPUT;
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} else {
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mode &= ~ENABLE_ECHO_INPUT;
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}
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SetConsoleMode(h, mode);
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}
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bool Stdin::GetLineMode() {
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HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
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DWORD mode;
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if (!GetConsoleMode(h, &mode)) return false;
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return (mode & ENABLE_LINE_INPUT) != 0;
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}
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void Stdin::SetLineMode(bool enabled) {
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HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
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DWORD mode;
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if (!GetConsoleMode(h, &mode)) return;
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if (enabled) {
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mode |= ENABLE_LINE_INPUT;
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} else {
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mode &= ~ENABLE_LINE_INPUT;
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}
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SetConsoleMode(h, mode);
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}
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bool Stdout::GetTerminalSize(intptr_t fd, int size[2]) {
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HANDLE h;
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if (fd == 1) {
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h = GetStdHandle(STD_OUTPUT_HANDLE);
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} else {
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h = GetStdHandle(STD_ERROR_HANDLE);
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}
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CONSOLE_SCREEN_BUFFER_INFO info;
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if (!GetConsoleScreenBufferInfo(h, &info)) return false;
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size[0] = info.srWindow.Right - info.srWindow.Left + 1;
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size[1] = info.srWindow.Bottom - info.srWindow.Top + 1;
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return true;
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}
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} // namespace bin
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} // namespace dart
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#endif // defined(TARGET_OS_WINDOWS)
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