JNIEXPORT jstring JNICALL Java_com_yifanlu_Josh_Josh_GETCONSOLEORGINIALTITLE
(JNIEnv *env, jclass jcls)
{
TCHAR title[1024];
GetConsoleOriginalTitle(title, 1024);
int len = strlen(title);
jchar* unicodeChars = new jchar[len];
for (int i=0; i<len; i++)
unicodeChars[i] = title[i];
jstring jTitle = env->NewString(unicodeChars, len);
delete[] unicodeChars;
return jTitle;
}
void CnsMgr::Init()
{
// get std handles
h_stdout = GetStdHandle(STD_OUTPUT_HANDLE);
if(h_stdout == INVALID_HANDLE_VALUE)
{
throw cyerr("failed to get stdout handle", 8002);
}
h_stdin = GetStdHandle(STD_INPUT_HANDLE);
if(h_stdin == INVALID_HANDLE_VALUE)
{
throw cyerr("failed to get stdin handle", 8003);
}
// create mysb, set as active
h_mysb = CreateConsoleScreenBuffer(
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
CONSOLE_TEXTMODE_BUFFER,
NULL);
if(h_mysb == INVALID_HANDLE_VALUE)
{
throw cyerr("failed to create screen buffer", 8004);
}
{ // cursor info
CONSOLE_CURSOR_INFO cci;
cci.dwSize = 1; // anything 1-100 because not visible anyway
cci.bVisible = FALSE;
if(!SetConsoleCursorInfo(h_mysb, &cci))
{
throw cyerr("failed to set screen buffer cursor info", 8005);
}
}
{ // screen buffer/window size
// set both at once
CONSOLE_SCREEN_BUFFER_INFOEX new_csbi;
new_csbi.cbSize = sizeof(new_csbi);
if(!GetConsoleScreenBufferInfoEx(h_mysb, &new_csbi))
{
throw cyerr("failed to get screen buffer info", 8007);
}
if(new_csbi.dwMaximumWindowSize.X < WND_W || new_csbi.dwMaximumWindowSize.Y < WND_H)
{
throw cyerr("maximum window size too small", 8008);
}
new_csbi.dwSize = {WND_W, WND_H};
new_csbi.dwCursorPosition = {0, 0};
new_csbi.srWindow = {0, 0, WND_W-1, WND_H-1};
new_csbi.wAttributes = 0;
if(!SetConsoleScreenBufferInfoEx(h_mysb, &new_csbi))
{
throw cyerr("failed to set window/buffer size", 8006);
}
}
if(!SetConsoleMode(h_mysb, NULL)) // no output processing
{
throw cyerr("failed to set console output mode", 8010);
}
if(!SetConsoleActiveScreenBuffer(h_mysb))
{
throw cyerr("failed to set active screen buffer", 8009);
}
// change settings of stdin
if(!GetConsoleMode(h_stdin, &ori_stdin_mode))
{
SetConsoleActiveScreenBuffer(h_stdout);
throw cyerr("failed to get stdin console mode", 8011);
}
if(!SetConsoleMode(h_stdin, ENABLE_EXTENDED_FLAGS | ENABLE_MOUSE_INPUT))
{
SetConsoleActiveScreenBuffer(h_stdout);
throw cyerr("failed to set console input mode", 8012);
}
// try to change window title
ori_title = new char[100];
if(GetConsoleOriginalTitle(ori_title, 100))
{
if(!SetConsoleTitle("CCA"))
{
title_changed = false;
}
else
{
title_changed = true;
}
}
else
{
title_changed = false;
}
// create (our) buffer
buf = new CHAR_INFO[WND_W * WND_H];
// done.
initialized = true;
// clear screen
Fill(' ', 0); // black|black
Flip();
}
