27 lines
719 B
JavaScript
27 lines
719 B
JavaScript
// http://www.x.org/releases/X11R7.6/doc/bigreqsproto/bigreq.html
|
|
|
|
// TODO: move to templates
|
|
exports.requireExt = function(display, callback)
|
|
{
|
|
var X = display.client;
|
|
X.QueryExtension('BIG-REQUESTS', function(err, ext) {
|
|
|
|
if (!ext.present)
|
|
return callback(new Error('extension not available'));
|
|
|
|
ext.Enable = function( cb )
|
|
{
|
|
X.seq_num++;
|
|
X.pack_stream.pack('CCS', [ext.majorOpcode, 0, 1]);
|
|
X.replies[X.seq_num] = [
|
|
function(buf, opt) {
|
|
return buf.unpack('L')[0];
|
|
},
|
|
cb
|
|
];
|
|
X.pack_stream.flush();
|
|
}
|
|
callback(null, ext);
|
|
});
|
|
}
|