diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-08-21 08:10:34 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-08-21 08:10:34 +0000 |
commit | 43b00d8a118e946e57fae4b6a192d3b0e832cf1e (patch) | |
tree | b2bfaa4fb5df353a13067cc5003c83eaf23c7821 /ext/-test-/win32/console/attribute.c | |
parent | 4d9de3db0a9c84a8e0cb1564af348df4ed21dff2 (diff) |
win32.c: manage reverse video
* win32/win32.c (constat_attr): manage reverse video internally
since Windows console window does not manage it. based on the
patch by white leaf in [ruby-dev:48483]. [Bug #10158]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47241 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/-test-/win32/console/attribute.c')
-rw-r--r-- | ext/-test-/win32/console/attribute.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/ext/-test-/win32/console/attribute.c b/ext/-test-/win32/console/attribute.c new file mode 100644 index 0000000000..6b8bd96c49 --- /dev/null +++ b/ext/-test-/win32/console/attribute.c @@ -0,0 +1,44 @@ +#include <ruby.h> + +static VALUE rb_cConsoleScreenBufferInfo; + +static VALUE +console_info(VALUE io) +{ + int fd = NUM2INT(rb_funcallv(io, rb_intern("fileno"), 0, 0)); + HANDLE h = (HANDLE)rb_w32_get_osfhandle(fd); + CONSOLE_SCREEN_BUFFER_INFO csbi; + + if (h == (HANDLE)-1) rb_raise(rb_eIOError, "invalid io"); + if (!GetConsoleScreenBufferInfo(h, &csbi)) + rb_syserr_fail(rb_w32_map_errno(GetLastError()), "not console"); + return rb_struct_new(rb_cConsoleScreenBufferInfo, + INT2FIX(csbi.dwSize.X), INT2FIX(csbi.dwSize.Y), + INT2FIX(csbi.dwCursorPosition.X), INT2FIX(csbi.dwCursorPosition.Y), + INT2FIX(csbi.wAttributes)); +} + +#define FOREGROUND_MASK (FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY) +#define BACKGROUND_MASK (BACKGROUND_BLUE | BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_INTENSITY) + +void +Init_attribute(VALUE m) +{ + rb_cConsoleScreenBufferInfo = rb_struct_define_under(m, "ConsoleScreenBufferInfo", + "size_x", "size_y", + "cur_x", "cur_y", + "attr", NULL); + rb_define_method(rb_cIO, "console_info", console_info, 0); + + rb_define_const(m, "FOREGROUND_MASK", INT2FIX(FOREGROUND_MASK)); + rb_define_const(m, "FOREGROUND_BLUE", INT2FIX(FOREGROUND_BLUE)); + rb_define_const(m, "FOREGROUND_GREEN", INT2FIX(FOREGROUND_GREEN)); + rb_define_const(m, "FOREGROUND_RED", INT2FIX(FOREGROUND_RED)); + rb_define_const(m, "FOREGROUND_INTENSITY", INT2FIX(FOREGROUND_INTENSITY)); + + rb_define_const(m, "BACKGROUND_MASK", INT2FIX(BACKGROUND_MASK)); + rb_define_const(m, "BACKGROUND_BLUE", INT2FIX(BACKGROUND_BLUE)); + rb_define_const(m, "BACKGROUND_GREEN", INT2FIX(BACKGROUND_GREEN)); + rb_define_const(m, "BACKGROUND_RED", INT2FIX(BACKGROUND_RED)); + rb_define_const(m, "BACKGROUND_INTENSITY", INT2FIX(BACKGROUND_INTENSITY)); +} |