100 lines
3.2 KiB
Plaintext
100 lines
3.2 KiB
Plaintext
// Copyright (c) 2011-2016 Ryan Prichard
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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#ifndef AGENT_WIN32_CONSOLE_BUFFER_H
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#define AGENT_WIN32_CONSOLE_BUFFER_H
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#include <windows.h>
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#include <string.h>
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#include <memory>
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#include "Coord.h"
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#include "SmallRect.h"
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class ConsoleScreenBufferInfo : public CONSOLE_SCREEN_BUFFER_INFO {
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public:
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ConsoleScreenBufferInfo()
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{
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memset(this, 0, sizeof(*this));
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}
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Coord bufferSize() const { return dwSize; }
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SmallRect windowRect() const { return srWindow; }
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Coord cursorPosition() const { return dwCursorPosition; }
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};
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class Win32ConsoleBuffer {
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private:
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Win32ConsoleBuffer(HANDLE conout, bool owned) :
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m_conout(conout), m_owned(owned)
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{
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}
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public:
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static const int kDefaultAttributes = 7;
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~Win32ConsoleBuffer() {
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if (m_owned) {
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CloseHandle(m_conout);
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}
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}
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static std::unique_ptr<Win32ConsoleBuffer> openStdout();
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static std::unique_ptr<Win32ConsoleBuffer> openConout();
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static std::unique_ptr<Win32ConsoleBuffer> createErrorBuffer();
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Win32ConsoleBuffer(const Win32ConsoleBuffer &other) = delete;
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Win32ConsoleBuffer &operator=(const Win32ConsoleBuffer &other) = delete;
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HANDLE conout();
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void clearLines(int row, int count, const ConsoleScreenBufferInfo &info);
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void clearAllLines(const ConsoleScreenBufferInfo &info);
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// Buffer and window sizes.
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ConsoleScreenBufferInfo bufferInfo();
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Coord bufferSize();
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SmallRect windowRect();
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void resizeBuffer(const Coord &size);
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bool resizeBufferRange(const Coord &initialSize, Coord &finalSize);
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bool resizeBufferRange(const Coord &initialSize) {
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Coord dummy;
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return resizeBufferRange(initialSize, dummy);
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}
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void moveWindow(const SmallRect &rect);
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// Cursor.
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Coord cursorPosition();
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void setCursorPosition(const Coord &point);
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// Screen content.
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void read(const SmallRect &rect, CHAR_INFO *data);
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void write(const SmallRect &rect, const CHAR_INFO *data);
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void setTextAttribute(WORD attributes);
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private:
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HANDLE m_conout = nullptr;
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bool m_owned = false;
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};
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#endif // AGENT_WIN32_CONSOLE_BUFFER_H
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