601 lines
15 KiB
Go
601 lines
15 KiB
Go
// Package xevie is the X client API for the XEVIE extension.
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package xevie
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// This file is automatically generated from xevie.xml. Edit at your peril!
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import (
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xgb "janouch.name/haven/nexgb"
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"janouch.name/haven/nexgb/xproto"
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)
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const (
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MajorVersion = 1
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MinorVersion = 0
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)
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// Init must be called before using the XEVIE extension.
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func Init(c *xgb.Conn) error {
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reply, err := xproto.QueryExtension(c, 5, "XEVIE").Reply()
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switch {
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case err != nil:
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return err
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case !reply.Present:
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return xgb.Errorf("No extension named XEVIE could be found on on the server.")
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}
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c.ExtLock.Lock()
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c.Extensions["XEVIE"] = reply.MajorOpcode
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c.ExtLock.Unlock()
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for evNum, fun := range xgb.NewExtEventFuncs["XEVIE"] {
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xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
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}
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for errNum, fun := range xgb.NewExtErrorFuncs["XEVIE"] {
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xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
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}
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return nil
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}
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func init() {
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xgb.NewExtEventFuncs["XEVIE"] = make(map[int]xgb.NewEventFun)
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xgb.NewExtErrorFuncs["XEVIE"] = make(map[int]xgb.NewErrorFun)
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}
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const (
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DatatypeUnmodified = 0
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DatatypeModified = 1
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)
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type Event struct {
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// padding: 32 bytes
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}
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// EventRead reads a byte slice into a Event value.
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func EventRead(buf []byte, v *Event) int {
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b := 0
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b += 32 // padding
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return b
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}
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// EventReadList reads a byte slice into a list of Event values.
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func EventReadList(buf []byte, dest []Event) int {
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b := 0
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for i := 0; i < len(dest); i++ {
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dest[i] = Event{}
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b += EventRead(buf[b:], &dest[i])
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}
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return xgb.Pad(b)
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}
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// Bytes writes a Event value to a byte slice.
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func (v Event) Bytes() []byte {
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buf := make([]byte, 32)
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b := 0
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b += 32 // padding
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return buf[:b]
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}
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// EventListBytes writes a list of Event values to a byte slice.
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func EventListBytes(buf []byte, list []Event) int {
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b := 0
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var structBytes []byte
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for _, item := range list {
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structBytes = item.Bytes()
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copy(buf[b:], structBytes)
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b += len(structBytes)
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}
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return xgb.Pad(b)
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}
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// Skipping definition for base type 'Bool'
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// Skipping definition for base type 'Byte'
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// Skipping definition for base type 'Card8'
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// Skipping definition for base type 'Char'
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// Skipping definition for base type 'Void'
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// Skipping definition for base type 'Double'
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// Skipping definition for base type 'Float'
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// Skipping definition for base type 'Int16'
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// Skipping definition for base type 'Int32'
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// Skipping definition for base type 'Int8'
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// Skipping definition for base type 'Card16'
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// Skipping definition for base type 'Card32'
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// EndCookie is a cookie used only for End requests.
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type EndCookie struct {
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*xgb.Cookie
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}
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// End sends a checked request.
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// If an error occurs, it will be returned with the reply by calling EndCookie.Reply()
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func End(c *xgb.Conn, Cmap uint32) EndCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'End' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(endRequest(c, Cmap), cookie)
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return EndCookie{cookie}
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}
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// EndUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func EndUnchecked(c *xgb.Conn, Cmap uint32) EndCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'End' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(endRequest(c, Cmap), cookie)
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return EndCookie{cookie}
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}
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// EndReply represents the data returned from a End request.
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type EndReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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// padding: 24 bytes
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}
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// Reply blocks and returns the reply data for a End request.
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func (cook EndCookie) Reply() (*EndReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return endReply(buf), nil
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}
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// endReply reads a byte slice into a EndReply value.
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func endReply(buf []byte) *EndReply {
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v := new(EndReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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b += 24 // padding
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return v
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}
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// Write request to wire for End
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// endRequest writes a End request to a byte slice.
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func endRequest(c *xgb.Conn, Cmap uint32) []byte {
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size := 8
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XEVIE"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 2 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], Cmap)
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b += 4
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return buf
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}
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// QueryVersionCookie is a cookie used only for QueryVersion requests.
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type QueryVersionCookie struct {
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*xgb.Cookie
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}
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// QueryVersion sends a checked request.
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// If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply()
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func QueryVersion(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) QueryVersionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
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return QueryVersionCookie{cookie}
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}
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// QueryVersionUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func QueryVersionUnchecked(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) QueryVersionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
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return QueryVersionCookie{cookie}
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}
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// QueryVersionReply represents the data returned from a QueryVersion request.
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type QueryVersionReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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ServerMajorVersion uint16
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ServerMinorVersion uint16
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// padding: 20 bytes
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}
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// Reply blocks and returns the reply data for a QueryVersion request.
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func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return queryVersionReply(buf), nil
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}
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// queryVersionReply reads a byte slice into a QueryVersionReply value.
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func queryVersionReply(buf []byte) *QueryVersionReply {
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v := new(QueryVersionReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.ServerMajorVersion = xgb.Get16(buf[b:])
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b += 2
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v.ServerMinorVersion = xgb.Get16(buf[b:])
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b += 2
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b += 20 // padding
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return v
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}
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// Write request to wire for QueryVersion
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// queryVersionRequest writes a QueryVersion request to a byte slice.
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func queryVersionRequest(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) []byte {
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size := 8
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XEVIE"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 0 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put16(buf[b:], ClientMajorVersion)
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b += 2
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xgb.Put16(buf[b:], ClientMinorVersion)
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b += 2
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return buf
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}
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// SelectInputCookie is a cookie used only for SelectInput requests.
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type SelectInputCookie struct {
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*xgb.Cookie
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}
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// SelectInput sends a checked request.
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// If an error occurs, it will be returned with the reply by calling SelectInputCookie.Reply()
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func SelectInput(c *xgb.Conn, EventMask uint32) SelectInputCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'SelectInput' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(selectInputRequest(c, EventMask), cookie)
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return SelectInputCookie{cookie}
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}
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// SelectInputUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func SelectInputUnchecked(c *xgb.Conn, EventMask uint32) SelectInputCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'SelectInput' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(selectInputRequest(c, EventMask), cookie)
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return SelectInputCookie{cookie}
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}
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// SelectInputReply represents the data returned from a SelectInput request.
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type SelectInputReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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// padding: 24 bytes
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}
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// Reply blocks and returns the reply data for a SelectInput request.
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func (cook SelectInputCookie) Reply() (*SelectInputReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return selectInputReply(buf), nil
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}
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// selectInputReply reads a byte slice into a SelectInputReply value.
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func selectInputReply(buf []byte) *SelectInputReply {
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v := new(SelectInputReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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b += 24 // padding
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return v
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}
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// Write request to wire for SelectInput
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// selectInputRequest writes a SelectInput request to a byte slice.
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func selectInputRequest(c *xgb.Conn, EventMask uint32) []byte {
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size := 8
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XEVIE"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 4 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], EventMask)
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b += 4
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return buf
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}
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// SendCookie is a cookie used only for Send requests.
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type SendCookie struct {
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*xgb.Cookie
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}
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// Send sends a checked request.
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// If an error occurs, it will be returned with the reply by calling SendCookie.Reply()
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func Send(c *xgb.Conn, Event Event, DataType uint32) SendCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'Send' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(sendRequest(c, Event, DataType), cookie)
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return SendCookie{cookie}
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}
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// SendUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func SendUnchecked(c *xgb.Conn, Event Event, DataType uint32) SendCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'Send' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(sendRequest(c, Event, DataType), cookie)
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return SendCookie{cookie}
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}
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// SendReply represents the data returned from a Send request.
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type SendReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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// padding: 24 bytes
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}
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// Reply blocks and returns the reply data for a Send request.
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func (cook SendCookie) Reply() (*SendReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return sendReply(buf), nil
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}
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// sendReply reads a byte slice into a SendReply value.
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func sendReply(buf []byte) *SendReply {
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v := new(SendReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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b += 24 // padding
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return v
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}
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// Write request to wire for Send
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// sendRequest writes a Send request to a byte slice.
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func sendRequest(c *xgb.Conn, Event Event, DataType uint32) []byte {
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size := 104
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XEVIE"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 3 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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{
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structBytes := Event.Bytes()
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copy(buf[b:], structBytes)
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b += len(structBytes)
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}
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xgb.Put32(buf[b:], DataType)
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b += 4
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b += 64 // padding
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return buf
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}
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// StartCookie is a cookie used only for Start requests.
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type StartCookie struct {
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*xgb.Cookie
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}
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// Start sends a checked request.
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// If an error occurs, it will be returned with the reply by calling StartCookie.Reply()
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func Start(c *xgb.Conn, Screen uint32) StartCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'Start' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(startRequest(c, Screen), cookie)
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return StartCookie{cookie}
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}
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// StartUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func StartUnchecked(c *xgb.Conn, Screen uint32) StartCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XEVIE"]; !ok {
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panic("Cannot issue request 'Start' using the uninitialized extension 'XEVIE'. xevie.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(startRequest(c, Screen), cookie)
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return StartCookie{cookie}
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}
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// StartReply represents the data returned from a Start request.
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type StartReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
|
|
// padding: 24 bytes
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a Start request.
|
|
func (cook StartCookie) Reply() (*StartReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return startReply(buf), nil
|
|
}
|
|
|
|
// startReply reads a byte slice into a StartReply value.
|
|
func startReply(buf []byte) *StartReply {
|
|
v := new(StartReply)
|
|
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
|
|
|
|
b += 24 // padding
|
|
|
|
return v
|
|
}
|
|
|
|
// Write request to wire for Start
|
|
// startRequest writes a Start request to a byte slice.
|
|
func startRequest(c *xgb.Conn, Screen uint32) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XEVIE"]
|
|
c.ExtLock.RUnlock()
|
|
b += 1
|
|
|
|
buf[b] = 1 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
xgb.Put32(buf[b:], Screen)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|