+++ /dev/null
-// Copyright (c) 2011-2016 Ryan Prichard
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to
-// deal in the Software without restriction, including without limitation the
-// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
-// sell copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
-// IN THE SOFTWARE.
-
-#include "Win32ConsoleBuffer.h"
-
-#include <windows.h>
-
-#include "../shared/DebugClient.h"
-#include "../shared/StringBuilder.h"
-#include "../shared/WinptyAssert.h"
-
-std::unique_ptr<Win32ConsoleBuffer> Win32ConsoleBuffer::openStdout() {
- return std::unique_ptr<Win32ConsoleBuffer>(
- new Win32ConsoleBuffer(GetStdHandle(STD_OUTPUT_HANDLE), false));
-}
-
-std::unique_ptr<Win32ConsoleBuffer> Win32ConsoleBuffer::openConout() {
- const HANDLE conout = CreateFileW(L"CONOUT$",
- GENERIC_READ | GENERIC_WRITE,
- FILE_SHARE_READ | FILE_SHARE_WRITE,
- NULL, OPEN_EXISTING, 0, NULL);
- ASSERT(conout != INVALID_HANDLE_VALUE);
- return std::unique_ptr<Win32ConsoleBuffer>(
- new Win32ConsoleBuffer(conout, true));
-}
-
-std::unique_ptr<Win32ConsoleBuffer> Win32ConsoleBuffer::createErrorBuffer() {
- SECURITY_ATTRIBUTES sa = {};
- sa.nLength = sizeof(sa);
- sa.bInheritHandle = TRUE;
- const HANDLE conout =
- CreateConsoleScreenBuffer(GENERIC_READ | GENERIC_WRITE,
- FILE_SHARE_READ | FILE_SHARE_WRITE,
- &sa,
- CONSOLE_TEXTMODE_BUFFER,
- nullptr);
- ASSERT(conout != INVALID_HANDLE_VALUE);
- return std::unique_ptr<Win32ConsoleBuffer>(
- new Win32ConsoleBuffer(conout, true));
-}
-
-HANDLE Win32ConsoleBuffer::conout() {
- return m_conout;
-}
-
-void Win32ConsoleBuffer::clearLines(
- int row,
- int count,
- const ConsoleScreenBufferInfo &info) {
- // TODO: error handling
- const int width = info.bufferSize().X;
- DWORD actual = 0;
- if (!FillConsoleOutputCharacterW(
- m_conout, L' ', width * count, Coord(0, row),
- &actual) || static_cast<int>(actual) != width * count) {
- trace("FillConsoleOutputCharacterW failed");
- }
- if (!FillConsoleOutputAttribute(
- m_conout, kDefaultAttributes, width * count, Coord(0, row),
- &actual) || static_cast<int>(actual) != width * count) {
- trace("FillConsoleOutputAttribute failed");
- }
-}
-
-void Win32ConsoleBuffer::clearAllLines(const ConsoleScreenBufferInfo &info) {
- clearLines(0, info.bufferSize().Y, info);
-}
-
-ConsoleScreenBufferInfo Win32ConsoleBuffer::bufferInfo() {
- // TODO: error handling
- ConsoleScreenBufferInfo info;
- if (!GetConsoleScreenBufferInfo(m_conout, &info)) {
- trace("GetConsoleScreenBufferInfo failed");
- }
- return info;
-}
-
-Coord Win32ConsoleBuffer::bufferSize() {
- return bufferInfo().bufferSize();
-}
-
-SmallRect Win32ConsoleBuffer::windowRect() {
- return bufferInfo().windowRect();
-}
-
-bool Win32ConsoleBuffer::resizeBufferRange(const Coord &initialSize,
- Coord &finalSize) {
- if (SetConsoleScreenBufferSize(m_conout, initialSize)) {
- finalSize = initialSize;
- return true;
- }
- // The font might be too small to accommodate a very narrow console window.
- // In that case, rather than simply give up, it's better to try wider
- // buffer sizes until the call succeeds.
- Coord size = initialSize;
- while (size.X < 20) {
- size.X++;
- if (SetConsoleScreenBufferSize(m_conout, size)) {
- finalSize = size;
- trace("SetConsoleScreenBufferSize: initial size (%d,%d) failed, "
- "but wider size (%d,%d) succeeded",
- initialSize.X, initialSize.Y,
- finalSize.X, finalSize.Y);
- return true;
- }
- }
- trace("SetConsoleScreenBufferSize failed: "
- "tried (%d,%d) through (%d,%d)",
- initialSize.X, initialSize.Y,
- size.X, size.Y);
- return false;
-}
-
-void Win32ConsoleBuffer::resizeBuffer(const Coord &size) {
- // TODO: error handling
- if (!SetConsoleScreenBufferSize(m_conout, size)) {
- trace("SetConsoleScreenBufferSize failed: size=(%d,%d)",
- size.X, size.Y);
- }
-}
-
-void Win32ConsoleBuffer::moveWindow(const SmallRect &rect) {
- // TODO: error handling
- if (!SetConsoleWindowInfo(m_conout, TRUE, &rect)) {
- trace("SetConsoleWindowInfo failed");
- }
-}
-
-Coord Win32ConsoleBuffer::cursorPosition() {
- return bufferInfo().dwCursorPosition;
-}
-
-void Win32ConsoleBuffer::setCursorPosition(const Coord &coord) {
- // TODO: error handling
- if (!SetConsoleCursorPosition(m_conout, coord)) {
- trace("SetConsoleCursorPosition failed");
- }
-}
-
-void Win32ConsoleBuffer::read(const SmallRect &rect, CHAR_INFO *data) {
- // TODO: error handling
- SmallRect tmp(rect);
- if (!ReadConsoleOutputW(m_conout, data, rect.size(), Coord(), &tmp) &&
- isTracingEnabled()) {
- StringBuilder sb(256);
- auto outStruct = [&](const SMALL_RECT &sr) {
- sb << "{L=" << sr.Left << ",T=" << sr.Top
- << ",R=" << sr.Right << ",B=" << sr.Bottom << '}';
- };
- sb << "Win32ConsoleBuffer::read: ReadConsoleOutput failed: readRegion=";
- outStruct(rect);
- CONSOLE_SCREEN_BUFFER_INFO info = {};
- if (GetConsoleScreenBufferInfo(m_conout, &info)) {
- sb << ", dwSize=(" << info.dwSize.X << ',' << info.dwSize.Y
- << "), srWindow=";
- outStruct(info.srWindow);
- } else {
- sb << ", GetConsoleScreenBufferInfo also failed";
- }
- trace("%s", sb.c_str());
- }
-}
-
-void Win32ConsoleBuffer::write(const SmallRect &rect, const CHAR_INFO *data) {
- // TODO: error handling
- SmallRect tmp(rect);
- if (!WriteConsoleOutputW(m_conout, data, rect.size(), Coord(), &tmp)) {
- trace("WriteConsoleOutput failed");
- }
-}
-
-void Win32ConsoleBuffer::setTextAttribute(WORD attributes) {
- if (!SetConsoleTextAttribute(m_conout, attributes)) {
- trace("SetConsoleTextAttribute failed");
- }
-}
projects / VSoRC / .git / blobdiff