88 lines
2.8 KiB
C++
88 lines
2.8 KiB
C++
// Determines whether this is a new console by testing whether MARK moves the
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// cursor.
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//
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// WARNING: This test program may behave erratically if run under winpty.
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//
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#include <windows.h>
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#include <stdio.h>
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#include <string.h>
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#include "TestUtil.cc"
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const int SC_CONSOLE_MARK = 0xFFF2;
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const int SC_CONSOLE_SELECT_ALL = 0xFFF5;
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static COORD getWindowPos(HANDLE conout) {
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CONSOLE_SCREEN_BUFFER_INFO info = {};
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BOOL ret = GetConsoleScreenBufferInfo(conout, &info);
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ASSERT(ret && "GetConsoleScreenBufferInfo failed");
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return { info.srWindow.Left, info.srWindow.Top };
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}
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static COORD getWindowSize(HANDLE conout) {
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CONSOLE_SCREEN_BUFFER_INFO info = {};
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BOOL ret = GetConsoleScreenBufferInfo(conout, &info);
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ASSERT(ret && "GetConsoleScreenBufferInfo failed");
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return {
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static_cast<short>(info.srWindow.Right - info.srWindow.Left + 1),
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static_cast<short>(info.srWindow.Bottom - info.srWindow.Top + 1)
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};
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}
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static COORD getCursorPos(HANDLE conout) {
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CONSOLE_SCREEN_BUFFER_INFO info = {};
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BOOL ret = GetConsoleScreenBufferInfo(conout, &info);
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ASSERT(ret && "GetConsoleScreenBufferInfo failed");
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return info.dwCursorPosition;
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}
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static void setCursorPos(HANDLE conout, COORD pos) {
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BOOL ret = SetConsoleCursorPosition(conout, pos);
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ASSERT(ret && "SetConsoleCursorPosition failed");
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}
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int main() {
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const HANDLE conout = openConout();
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const HWND hwnd = GetConsoleWindow();
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ASSERT(hwnd != NULL && "GetConsoleWindow() returned NULL");
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// With the legacy console, the Mark command moves the the cursor to the
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// top-left cell of the visible console window. Determine whether this
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// is the new console by seeing if the cursor moves.
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const auto windowSize = getWindowSize(conout);
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if (windowSize.X <= 1) {
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printf("Error: console window must be at least 2 columns wide\n");
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trace("Error: console window must be at least 2 columns wide");
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return 1;
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}
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bool cursorMoved = false;
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const auto initialPos = getCursorPos(conout);
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const auto windowPos = getWindowPos(conout);
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setCursorPos(conout, { static_cast<short>(windowPos.X + 1), windowPos.Y });
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{
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const auto posA = getCursorPos(conout);
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SendMessage(hwnd, WM_SYSCOMMAND, SC_CONSOLE_MARK, 0);
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const auto posB = getCursorPos(conout);
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cursorMoved = memcmp(&posA, &posB, sizeof(posA)) != 0;
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SendMessage(hwnd, WM_CHAR, 27, 0x00010001); // Send ESCAPE
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}
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setCursorPos(conout, initialPos);
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if (cursorMoved) {
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printf("Legacy console (i.e. MARK moved cursor)\n");
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trace("Legacy console (i.e. MARK moved cursor)");
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} else {
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printf("Windows 10 new console (i.e MARK did not move cursor)\n");
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trace("Windows 10 new console (i.e MARK did not move cursor)");
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}
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return 0;
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}
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