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// Package ge is the X client API for the Generic Event Extension extension.
package ge
/*
This file was generated by ge.xml on May 10 2012 8:04:31pm 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 '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'
// 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'
// 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
}
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