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CONSOLE_SCREEN_BUFFER_INFO is 22bytes

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typedef struct _CONSOLE_SCREEN_BUFFER_INFO {
  COORD      dwSize;              // 4(SHORT X, Y)
  COORD      dwCursorPosition;    // 4
  WORD       wAttributes;         // 2
  SMALL_RECT srWindow;            // 8(SHORT Left, Top, Right, Bottom)
  COORD      dwMaximumWindowSize; // 4
} CONSOLE_SCREEN_BUFFER_INFO;
This commit is contained in:
aycabta 2019-08-29 20:59:29 +09:00
parent a4a19b114b
commit b74dd665c0
1 changed files with 2 additions and 2 deletions
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4
lib/reline/windows.rb
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@ -122,13 +122,13 @@ class Reline::Windows
end end
def self.get_screen_size def self.get_screen_size
csbi = 0.chr * 24 csbi = 0.chr * 22
@@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi)
csbi[0, 4].unpack('SS').reverse csbi[0, 4].unpack('SS').reverse
end end
def self.cursor_pos def self.cursor_pos
csbi = 0.chr * 24 csbi = 0.chr * 22
@@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi)
x = csbi[4, 2].unpack('s*').first x = csbi[4, 2].unpack('s*').first
y = csbi[6, 4].unpack('s*').first y = csbi[6, 4].unpack('s*').first