716 lines
19 KiB
Go
716 lines
19 KiB
Go
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// Package dpms is the X client API for the DPMS extension.
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package dpms
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// This file is automatically generated from dpms.xml. Edit at your peril!
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import (
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"github.com/jezek/xgb"
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"github.com/jezek/xgb/xproto"
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)
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// Init must be called before using the DPMS extension.
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func Init(c *xgb.Conn) error {
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reply, err := xproto.QueryExtension(c, 4, "DPMS").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 DPMS could be found on on the server.")
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}
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c.ExtLock.Lock()
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c.Extensions["DPMS"] = reply.MajorOpcode
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c.ExtLock.Unlock()
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for evNum, fun := range xgb.NewExtEventFuncs["DPMS"] {
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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["DPMS"] {
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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["DPMS"] = make(map[int]xgb.NewEventFun)
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xgb.NewExtErrorFuncs["DPMS"] = make(map[int]xgb.NewErrorFun)
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}
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const (
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DPMSModeOn = 0
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DPMSModeStandby = 1
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DPMSModeSuspend = 2
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DPMSModeOff = 3
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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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// CapableCookie is a cookie used only for Capable requests.
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type CapableCookie struct {
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*xgb.Cookie
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}
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// Capable sends a checked request.
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// If an error occurs, it will be returned with the reply by calling CapableCookie.Reply()
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func Capable(c *xgb.Conn) CapableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'Capable' using the uninitialized extension 'DPMS'. dpms.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(capableRequest(c), cookie)
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return CapableCookie{cookie}
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}
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// CapableUnchecked 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 CapableUnchecked(c *xgb.Conn) CapableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'Capable' using the uninitialized extension 'DPMS'. dpms.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(capableRequest(c), cookie)
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return CapableCookie{cookie}
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}
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// CapableReply represents the data returned from a Capable request.
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type CapableReply 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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Capable bool
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// padding: 23 bytes
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}
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// Reply blocks and returns the reply data for a Capable request.
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func (cook CapableCookie) Reply() (*CapableReply, 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 capableReply(buf), nil
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}
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// capableReply reads a byte slice into a CapableReply value.
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func capableReply(buf []byte) *CapableReply {
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v := new(CapableReply)
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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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if buf[b] == 1 {
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v.Capable = true
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} else {
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v.Capable = false
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}
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b += 1
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b += 23 // padding
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return v
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}
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// Write request to wire for Capable
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// capableRequest writes a Capable request to a byte slice.
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func capableRequest(c *xgb.Conn) []byte {
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size := 4
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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["DPMS"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 1 // 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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return buf
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}
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// DisableCookie is a cookie used only for Disable requests.
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type DisableCookie struct {
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*xgb.Cookie
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}
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// Disable 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 Disable(c *xgb.Conn) DisableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'Disable' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, false)
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c.NewRequest(disableRequest(c), cookie)
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return DisableCookie{cookie}
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}
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// DisableChecked sends a checked request.
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// If an error occurs, it can be retrieved using DisableCookie.Check()
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func DisableChecked(c *xgb.Conn) DisableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'Disable' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, false)
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c.NewRequest(disableRequest(c), cookie)
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return DisableCookie{cookie}
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}
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// Check returns an error if one occurred for checked requests that are not expecting a reply.
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// This cannot be called for requests expecting a reply, nor for unchecked requests.
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func (cook DisableCookie) Check() error {
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return cook.Cookie.Check()
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}
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// Write request to wire for Disable
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// disableRequest writes a Disable request to a byte slice.
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func disableRequest(c *xgb.Conn) []byte {
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size := 4
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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["DPMS"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 5 // 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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return buf
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}
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// EnableCookie is a cookie used only for Enable requests.
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type EnableCookie struct {
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*xgb.Cookie
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}
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// Enable 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 Enable(c *xgb.Conn) EnableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'Enable' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, false)
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c.NewRequest(enableRequest(c), cookie)
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return EnableCookie{cookie}
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}
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// EnableChecked sends a checked request.
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// If an error occurs, it can be retrieved using EnableCookie.Check()
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func EnableChecked(c *xgb.Conn) EnableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'Enable' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, false)
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c.NewRequest(enableRequest(c), cookie)
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return EnableCookie{cookie}
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}
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// Check returns an error if one occurred for checked requests that are not expecting a reply.
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// This cannot be called for requests expecting a reply, nor for unchecked requests.
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func (cook EnableCookie) Check() error {
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return cook.Cookie.Check()
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}
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// Write request to wire for Enable
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// enableRequest writes a Enable request to a byte slice.
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func enableRequest(c *xgb.Conn) []byte {
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size := 4
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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["DPMS"]
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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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return buf
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}
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// ForceLevelCookie is a cookie used only for ForceLevel requests.
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type ForceLevelCookie struct {
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*xgb.Cookie
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}
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// ForceLevel 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 ForceLevel(c *xgb.Conn, PowerLevel uint16) ForceLevelCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'ForceLevel' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, false)
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c.NewRequest(forceLevelRequest(c, PowerLevel), cookie)
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return ForceLevelCookie{cookie}
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}
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// ForceLevelChecked sends a checked request.
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// If an error occurs, it can be retrieved using ForceLevelCookie.Check()
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func ForceLevelChecked(c *xgb.Conn, PowerLevel uint16) ForceLevelCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'ForceLevel' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, false)
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c.NewRequest(forceLevelRequest(c, PowerLevel), cookie)
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return ForceLevelCookie{cookie}
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}
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// Check returns an error if one occurred for checked requests that are not expecting a reply.
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// This cannot be called for requests expecting a reply, nor for unchecked requests.
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func (cook ForceLevelCookie) Check() error {
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return cook.Cookie.Check()
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}
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// Write request to wire for ForceLevel
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// forceLevelRequest writes a ForceLevel request to a byte slice.
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func forceLevelRequest(c *xgb.Conn, PowerLevel 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["DPMS"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 6 // 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:], PowerLevel)
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b += 2
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return buf
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}
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// GetTimeoutsCookie is a cookie used only for GetTimeouts requests.
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type GetTimeoutsCookie struct {
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*xgb.Cookie
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}
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// GetTimeouts sends a checked request.
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// If an error occurs, it will be returned with the reply by calling GetTimeoutsCookie.Reply()
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func GetTimeouts(c *xgb.Conn) GetTimeoutsCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'GetTimeouts' using the uninitialized extension 'DPMS'. dpms.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(getTimeoutsRequest(c), cookie)
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return GetTimeoutsCookie{cookie}
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}
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// GetTimeoutsUnchecked 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 GetTimeoutsUnchecked(c *xgb.Conn) GetTimeoutsCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["DPMS"]; !ok {
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panic("Cannot issue request 'GetTimeouts' using the uninitialized extension 'DPMS'. dpms.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(getTimeoutsRequest(c), cookie)
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return GetTimeoutsCookie{cookie}
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}
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// GetTimeoutsReply represents the data returned from a GetTimeouts request.
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type GetTimeoutsReply struct {
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|
Sequence uint16 // sequence number of the request for this reply
|
||
|
|
Length uint32 // number of bytes in this reply
|
||
|
|
// padding: 1 bytes
|
||
|
|
StandbyTimeout uint16
|
||
|
|
SuspendTimeout uint16
|
||
|
|
OffTimeout uint16
|
||
|
|
// padding: 18 bytes
|
||
|
|
}
|
||
|
|
|
||
|
|
// Reply blocks and returns the reply data for a GetTimeouts request.
|
||
|
|
func (cook GetTimeoutsCookie) Reply() (*GetTimeoutsReply, error) {
|
||
|
|
buf, err := cook.Cookie.Reply()
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
if buf == nil {
|
||
|
|
return nil, nil
|
||
|
|
}
|
||
|
|
return getTimeoutsReply(buf), nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// getTimeoutsReply reads a byte slice into a GetTimeoutsReply value.
|
||
|
|
func getTimeoutsReply(buf []byte) *GetTimeoutsReply {
|
||
|
|
v := new(GetTimeoutsReply)
|
||
|
|
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.StandbyTimeout = xgb.Get16(buf[b:])
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
v.SuspendTimeout = xgb.Get16(buf[b:])
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
v.OffTimeout = xgb.Get16(buf[b:])
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
b += 18 // padding
|
||
|
|
|
||
|
|
return v
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write request to wire for GetTimeouts
|
||
|
|
// getTimeoutsRequest writes a GetTimeouts request to a byte slice.
|
||
|
|
func getTimeoutsRequest(c *xgb.Conn) []byte {
|
||
|
|
size := 4
|
||
|
|
b := 0
|
||
|
|
buf := make([]byte, size)
|
||
|
|
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
buf[b] = c.Extensions["DPMS"]
|
||
|
|
c.ExtLock.RUnlock()
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
buf[b] = 2 // request opcode
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
return buf
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetVersionCookie is a cookie used only for GetVersion requests.
|
||
|
|
type GetVersionCookie struct {
|
||
|
|
*xgb.Cookie
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetVersion sends a checked request.
|
||
|
|
// If an error occurs, it will be returned with the reply by calling GetVersionCookie.Reply()
|
||
|
|
func GetVersion(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) GetVersionCookie {
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
defer c.ExtLock.RUnlock()
|
||
|
|
if _, ok := c.Extensions["DPMS"]; !ok {
|
||
|
|
panic("Cannot issue request 'GetVersion' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
|
||
|
|
}
|
||
|
|
cookie := c.NewCookie(true, true)
|
||
|
|
c.NewRequest(getVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
|
||
|
|
return GetVersionCookie{cookie}
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetVersionUnchecked sends an unchecked request.
|
||
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
||
|
|
func GetVersionUnchecked(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) GetVersionCookie {
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
defer c.ExtLock.RUnlock()
|
||
|
|
if _, ok := c.Extensions["DPMS"]; !ok {
|
||
|
|
panic("Cannot issue request 'GetVersion' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
|
||
|
|
}
|
||
|
|
cookie := c.NewCookie(false, true)
|
||
|
|
c.NewRequest(getVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
|
||
|
|
return GetVersionCookie{cookie}
|
||
|
|
}
|
||
|
|
|
||
|
|
// GetVersionReply represents the data returned from a GetVersion request.
|
||
|
|
type GetVersionReply struct {
|
||
|
|
Sequence uint16 // sequence number of the request for this reply
|
||
|
|
Length uint32 // number of bytes in this reply
|
||
|
|
// padding: 1 bytes
|
||
|
|
ServerMajorVersion uint16
|
||
|
|
ServerMinorVersion uint16
|
||
|
|
}
|
||
|
|
|
||
|
|
// Reply blocks and returns the reply data for a GetVersion request.
|
||
|
|
func (cook GetVersionCookie) Reply() (*GetVersionReply, error) {
|
||
|
|
buf, err := cook.Cookie.Reply()
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
if buf == nil {
|
||
|
|
return nil, nil
|
||
|
|
}
|
||
|
|
return getVersionReply(buf), nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// getVersionReply reads a byte slice into a GetVersionReply value.
|
||
|
|
func getVersionReply(buf []byte) *GetVersionReply {
|
||
|
|
v := new(GetVersionReply)
|
||
|
|
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.ServerMajorVersion = xgb.Get16(buf[b:])
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
v.ServerMinorVersion = xgb.Get16(buf[b:])
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
return v
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write request to wire for GetVersion
|
||
|
|
// getVersionRequest writes a GetVersion request to a byte slice.
|
||
|
|
func getVersionRequest(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) []byte {
|
||
|
|
size := 8
|
||
|
|
b := 0
|
||
|
|
buf := make([]byte, size)
|
||
|
|
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
buf[b] = c.Extensions["DPMS"]
|
||
|
|
c.ExtLock.RUnlock()
|
||
|
|
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
|
||
|
|
}
|
||
|
|
|
||
|
|
// InfoCookie is a cookie used only for Info requests.
|
||
|
|
type InfoCookie struct {
|
||
|
|
*xgb.Cookie
|
||
|
|
}
|
||
|
|
|
||
|
|
// Info sends a checked request.
|
||
|
|
// If an error occurs, it will be returned with the reply by calling InfoCookie.Reply()
|
||
|
|
func Info(c *xgb.Conn) InfoCookie {
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
defer c.ExtLock.RUnlock()
|
||
|
|
if _, ok := c.Extensions["DPMS"]; !ok {
|
||
|
|
panic("Cannot issue request 'Info' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
|
||
|
|
}
|
||
|
|
cookie := c.NewCookie(true, true)
|
||
|
|
c.NewRequest(infoRequest(c), cookie)
|
||
|
|
return InfoCookie{cookie}
|
||
|
|
}
|
||
|
|
|
||
|
|
// InfoUnchecked sends an unchecked request.
|
||
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
||
|
|
func InfoUnchecked(c *xgb.Conn) InfoCookie {
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
defer c.ExtLock.RUnlock()
|
||
|
|
if _, ok := c.Extensions["DPMS"]; !ok {
|
||
|
|
panic("Cannot issue request 'Info' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
|
||
|
|
}
|
||
|
|
cookie := c.NewCookie(false, true)
|
||
|
|
c.NewRequest(infoRequest(c), cookie)
|
||
|
|
return InfoCookie{cookie}
|
||
|
|
}
|
||
|
|
|
||
|
|
// InfoReply represents the data returned from a Info request.
|
||
|
|
type InfoReply struct {
|
||
|
|
Sequence uint16 // sequence number of the request for this reply
|
||
|
|
Length uint32 // number of bytes in this reply
|
||
|
|
// padding: 1 bytes
|
||
|
|
PowerLevel uint16
|
||
|
|
State bool
|
||
|
|
// padding: 21 bytes
|
||
|
|
}
|
||
|
|
|
||
|
|
// Reply blocks and returns the reply data for a Info request.
|
||
|
|
func (cook InfoCookie) Reply() (*InfoReply, error) {
|
||
|
|
buf, err := cook.Cookie.Reply()
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
if buf == nil {
|
||
|
|
return nil, nil
|
||
|
|
}
|
||
|
|
return infoReply(buf), nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// infoReply reads a byte slice into a InfoReply value.
|
||
|
|
func infoReply(buf []byte) *InfoReply {
|
||
|
|
v := new(InfoReply)
|
||
|
|
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.PowerLevel = xgb.Get16(buf[b:])
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
if buf[b] == 1 {
|
||
|
|
v.State = true
|
||
|
|
} else {
|
||
|
|
v.State = false
|
||
|
|
}
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
b += 21 // padding
|
||
|
|
|
||
|
|
return v
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write request to wire for Info
|
||
|
|
// infoRequest writes a Info request to a byte slice.
|
||
|
|
func infoRequest(c *xgb.Conn) []byte {
|
||
|
|
size := 4
|
||
|
|
b := 0
|
||
|
|
buf := make([]byte, size)
|
||
|
|
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
buf[b] = c.Extensions["DPMS"]
|
||
|
|
c.ExtLock.RUnlock()
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
buf[b] = 7 // request opcode
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
return buf
|
||
|
|
}
|
||
|
|
|
||
|
|
// SetTimeoutsCookie is a cookie used only for SetTimeouts requests.
|
||
|
|
type SetTimeoutsCookie struct {
|
||
|
|
*xgb.Cookie
|
||
|
|
}
|
||
|
|
|
||
|
|
// SetTimeouts sends an unchecked request.
|
||
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
||
|
|
func SetTimeouts(c *xgb.Conn, StandbyTimeout uint16, SuspendTimeout uint16, OffTimeout uint16) SetTimeoutsCookie {
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
defer c.ExtLock.RUnlock()
|
||
|
|
if _, ok := c.Extensions["DPMS"]; !ok {
|
||
|
|
panic("Cannot issue request 'SetTimeouts' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
|
||
|
|
}
|
||
|
|
cookie := c.NewCookie(false, false)
|
||
|
|
c.NewRequest(setTimeoutsRequest(c, StandbyTimeout, SuspendTimeout, OffTimeout), cookie)
|
||
|
|
return SetTimeoutsCookie{cookie}
|
||
|
|
}
|
||
|
|
|
||
|
|
// SetTimeoutsChecked sends a checked request.
|
||
|
|
// If an error occurs, it can be retrieved using SetTimeoutsCookie.Check()
|
||
|
|
func SetTimeoutsChecked(c *xgb.Conn, StandbyTimeout uint16, SuspendTimeout uint16, OffTimeout uint16) SetTimeoutsCookie {
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
defer c.ExtLock.RUnlock()
|
||
|
|
if _, ok := c.Extensions["DPMS"]; !ok {
|
||
|
|
panic("Cannot issue request 'SetTimeouts' using the uninitialized extension 'DPMS'. dpms.Init(connObj) must be called first.")
|
||
|
|
}
|
||
|
|
cookie := c.NewCookie(true, false)
|
||
|
|
c.NewRequest(setTimeoutsRequest(c, StandbyTimeout, SuspendTimeout, OffTimeout), cookie)
|
||
|
|
return SetTimeoutsCookie{cookie}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Check returns an error if one occurred for checked requests that are not expecting a reply.
|
||
|
|
// This cannot be called for requests expecting a reply, nor for unchecked requests.
|
||
|
|
func (cook SetTimeoutsCookie) Check() error {
|
||
|
|
return cook.Cookie.Check()
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write request to wire for SetTimeouts
|
||
|
|
// setTimeoutsRequest writes a SetTimeouts request to a byte slice.
|
||
|
|
func setTimeoutsRequest(c *xgb.Conn, StandbyTimeout uint16, SuspendTimeout uint16, OffTimeout uint16) []byte {
|
||
|
|
size := 12
|
||
|
|
b := 0
|
||
|
|
buf := make([]byte, size)
|
||
|
|
|
||
|
|
c.ExtLock.RLock()
|
||
|
|
buf[b] = c.Extensions["DPMS"]
|
||
|
|
c.ExtLock.RUnlock()
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
buf[b] = 3 // request opcode
|
||
|
|
b += 1
|
||
|
|
|
||
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
xgb.Put16(buf[b:], StandbyTimeout)
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
xgb.Put16(buf[b:], SuspendTimeout)
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
xgb.Put16(buf[b:], OffTimeout)
|
||
|
|
b += 2
|
||
|
|
|
||
|
|
return buf
|
||
|
|
}
|