From 0c50dc6241fa21712e041cfa2bfb9db4ccaef10a Mon Sep 17 00:00:00 2001 From: "Andrew Gallant (Ocelot)" Date: Thu, 10 May 2012 17:01:42 -0400 Subject: a huge commit. splitting extensions into their own sub-packages. --- nexgb/ge/ge.go | 153 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 153 insertions(+) create mode 100644 nexgb/ge/ge.go (limited to 'nexgb/ge') diff --git a/nexgb/ge/ge.go b/nexgb/ge/ge.go new file mode 100644 index 0000000..7753e28 --- /dev/null +++ b/nexgb/ge/ge.go @@ -0,0 +1,153 @@ +package ge + +/* + This file was generated by ge.xml on May 10 2012 4:20:27pm EDT. + This file is automatically generated. Edit at your peril! +*/ + +import ( + "github.com/BurntSushi/xgb" + + "github.com/BurntSushi/xgb/xproto" +) + +// Init must be called before using the Generic Event Extension extension. +func Init(c *xgb.Conn) error { + reply, err := xproto.QueryExtension(c, 23, "Generic Event Extension").Reply() + switch { + case err != nil: + return err + case !reply.Present: + return xgb.Errorf("No extension named Generic Event Extension could be found on on the server.") + } + + xgb.ExtLock.Lock() + c.Extensions["Generic Event Extension"] = reply.MajorOpcode + for evNum, fun := range xgb.NewExtEventFuncs["Generic Event Extension"] { + xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun + } + for errNum, fun := range xgb.NewExtErrorFuncs["Generic Event Extension"] { + xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun + } + xgb.ExtLock.Unlock() + + return nil +} + +func init() { + xgb.NewExtEventFuncs["Generic Event Extension"] = make(map[int]xgb.NewEventFun) + xgb.NewExtErrorFuncs["Generic Event Extension"] = make(map[int]xgb.NewErrorFun) +} + +// Skipping definition for base type 'Card16' + +// Skipping definition for base type 'Char' + +// Skipping definition for base type 'Card32' + +// Skipping definition for base type 'Double' + +// Skipping definition for base type 'Bool' + +// Skipping definition for base type 'Float' + +// Skipping definition for base type 'Card8' + +// Skipping definition for base type 'Int16' + +// Skipping definition for base type 'Int32' + +// Skipping definition for base type 'Void' + +// Skipping definition for base type 'Byte' + +// Skipping definition for base type 'Int8' + +// Request QueryVersion +// size: 8 +type QueryVersionCookie struct { + *xgb.Cookie +} + +func QueryVersion(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) QueryVersionCookie { + cookie := c.NewCookie(true, true) + c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie) + return QueryVersionCookie{cookie} +} + +func QueryVersionUnchecked(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) QueryVersionCookie { + cookie := c.NewCookie(false, true) + c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie) + return QueryVersionCookie{cookie} +} + +// Request reply for QueryVersion +// size: 32 +type QueryVersionReply struct { + Sequence uint16 + Length uint32 + // padding: 1 bytes + MajorVersion uint16 + MinorVersion uint16 + // padding: 20 bytes +} + +// Waits and reads reply data from request QueryVersion +func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryVersionReply(buf), nil +} + +// Read reply into structure from buffer for QueryVersion +func queryVersionReply(buf []byte) *QueryVersionReply { + v := new(QueryVersionReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.MajorVersion = xgb.Get16(buf[b:]) + b += 2 + + v.MinorVersion = xgb.Get16(buf[b:]) + b += 2 + + b += 20 // padding + + return v +} + +// Write request to wire for QueryVersion +func queryVersionRequest(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) []byte { + size := 8 + b := 0 + buf := make([]byte, size) + + buf[b] = c.Extensions["GENERIC EVENT EXTENSION"] + b += 1 + + buf[b] = 0 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + xgb.Put16(buf[b:], ClientMajorVersion) + b += 2 + + xgb.Put16(buf[b:], ClientMinorVersion) + b += 2 + + return buf +} -- cgit v1.2.3