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Mon 21 Jul 22:43:21 CEST 2025

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sbosse 2025-07-21 23:03:28 +02:00
parent 0500b0c712
commit b30a2d8fe3
1 changed files with 70 additions and 0 deletions
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70
js/x11/core/ext/xc-misc.js Normal file
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// http://www.x.org/releases/X11R7.6/doc/xcmiscproto/xc-misc.pdf
var x11 = Require('x11/core/x11');
// TODO: move to templates
exports.requireExt = function(display, callback)
{
var X = display.client;
X.QueryExtension('XC-MISC', function(err, ext) {
if (!ext.present)
return callback(new Error('extension not available'));
ext.QueryVersion = function(clientMaj, clientMin, cb)
{
X.seq_num++;
X.pack_stream.pack('CCSSS', [ext.majorOpcode, 0, 2, clientMaj, clientMin]);
X.replies[X.seq_num] = [
function(buf, opt) {
var res = buf.unpack('SS');
return res;
},
cb
];
X.pack_stream.flush();
}
ext.GetXIDRange = function(cb)
{
X.seq_num++;
X.pack_stream.pack('CCS', [ext.majorOpcode, 1, 1]);
X.replies[X.seq_num] = [
function(buf, opt) {
var res = buf.unpack('LL');
return {
startId: res[0],
count: res[1]
};
},
cb
];
X.pack_stream.flush();
}
ext.GetXIDList = function( count, cb )
{
X.seq_num++;
X.pack_stream.pack('CCSL', [ext.majorOpcode, 2, 2, count]);
X.replies[X.seq_num] = [
function(buf, opt) {
var numIds = buf.unpack('L')[0];
var res = [];
for (var i = 0; i < numIds; ++i)
res.push(buf.unpack('L', 24+i*4));
return res;
},
cb
];
X.pack_stream.flush();
}
ext.QueryVersion(1, 1, function(err, vers) {
if (err)
return callback(err);
ext.major = vers[0];
ext.minor = vers[1];
callback(null, ext);
});
});
}