package screensaver /* This file was generated by screensaver.xml on May 10 2012 4:20:28pm 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 MIT-SCREEN-SAVER extension. func Init(c *xgb.Conn) error { reply, err := xproto.QueryExtension(c, 16, "MIT-SCREEN-SAVER").Reply() switch { case err != nil: return err case !reply.Present: return xgb.Errorf("No extension named MIT-SCREEN-SAVER could be found on on the server.") } xgb.ExtLock.Lock() c.Extensions["MIT-SCREEN-SAVER"] = reply.MajorOpcode for evNum, fun := range xgb.NewExtEventFuncs["MIT-SCREEN-SAVER"] { xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun } for errNum, fun := range xgb.NewExtErrorFuncs["MIT-SCREEN-SAVER"] { xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun } xgb.ExtLock.Unlock() return nil } func init() { xgb.NewExtEventFuncs["MIT-SCREEN-SAVER"] = make(map[int]xgb.NewEventFun) xgb.NewExtErrorFuncs["MIT-SCREEN-SAVER"] = make(map[int]xgb.NewErrorFun) } // 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' // Skipping definition for base type 'Card8' // Skipping definition for base type 'Int16' // Skipping definition for base type 'Int32' const ( KindBlanked = 0 KindInternal = 1 KindExternal = 2 ) const ( EventNotifyMask = 1 EventCycleMask = 2 ) const ( StateOff = 0 StateOn = 1 StateCycle = 2 StateDisabled = 3 ) // Event definition Notify (0) // Size: 32 const Notify = 0 type NotifyEvent struct { Sequence uint16 Code byte State byte // padding: 1 bytes SequenceNumber uint16 Time xproto.Timestamp Root xproto.Window Window xproto.Window Kind byte Forced bool // padding: 14 bytes } // Event read Notify func NotifyEventNew(buf []byte) xgb.Event { v := NotifyEvent{} b := 1 // don't read event number v.Code = buf[b] b += 1 v.Sequence = xgb.Get16(buf[b:]) b += 2 v.State = buf[b] b += 1 b += 1 // padding v.SequenceNumber = xgb.Get16(buf[b:]) b += 2 v.Time = xproto.Timestamp(xgb.Get32(buf[b:])) b += 4 v.Root = xproto.Window(xgb.Get32(buf[b:])) b += 4 v.Window = xproto.Window(xgb.Get32(buf[b:])) b += 4 v.Kind = buf[b] b += 1 if buf[b] == 1 { v.Forced = true } else { v.Forced = false } b += 1 b += 14 // padding return v } // Event write Notify func (v NotifyEvent) Bytes() []byte { buf := make([]byte, 32) b := 0 // write event number buf[b] = 0 b += 1 buf[b] = v.Code b += 1 b += 2 // skip sequence number buf[b] = v.State b += 1 b += 1 // padding xgb.Put16(buf[b:], v.SequenceNumber) b += 2 xgb.Put32(buf[b:], uint32(v.Time)) b += 4 xgb.Put32(buf[b:], uint32(v.Root)) b += 4 xgb.Put32(buf[b:], uint32(v.Window)) b += 4 buf[b] = v.Kind b += 1 if v.Forced { buf[b] = 1 } else { buf[b] = 0 } b += 1 b += 14 // padding return buf } func (v NotifyEvent) ImplementsEvent() {} func (v NotifyEvent) SequenceId() uint16 { return v.Sequence } func (v NotifyEvent) String() string { fieldVals := make([]string, 0, 10) fieldVals = append(fieldVals, xgb.Sprintf("Sequence: %d", v.Sequence)) fieldVals = append(fieldVals, xgb.Sprintf("Code: %d", v.Code)) fieldVals = append(fieldVals, xgb.Sprintf("State: %d", v.State)) fieldVals = append(fieldVals, xgb.Sprintf("SequenceNumber: %d", v.SequenceNumber)) fieldVals = append(fieldVals, xgb.Sprintf("Time: %d", v.Time)) fieldVals = append(fieldVals, xgb.Sprintf("Root: %d", v.Root)) fieldVals = append(fieldVals, xgb.Sprintf("Window: %d", v.Window)) fieldVals = append(fieldVals, xgb.Sprintf("Kind: %d", v.Kind)) fieldVals = append(fieldVals, xgb.Sprintf("Forced: %t", v.Forced)) return "Notify {" + xgb.StringsJoin(fieldVals, ", ") + "}" } func init() { xgb.NewExtEventFuncs["MIT-SCREEN-SAVER"][0] = NotifyEventNew } // Request QueryVersion // size: 8 type QueryVersionCookie struct { *xgb.Cookie } func QueryVersion(c *xgb.Conn, ClientMajorVersion byte, ClientMinorVersion byte) QueryVersionCookie { cookie := c.NewCookie(true, true) c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie) return QueryVersionCookie{cookie} } func QueryVersionUnchecked(c *xgb.Conn, ClientMajorVersion byte, ClientMinorVersion byte) 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 ServerMajorVersion uint16 ServerMinorVersion 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.ServerMajorVersion = xgb.Get16(buf[b:]) b += 2 v.ServerMinorVersion = xgb.Get16(buf[b:]) b += 2 b += 20 // padding return v } // Write request to wire for QueryVersion func queryVersionRequest(c *xgb.Conn, ClientMajorVersion byte, ClientMinorVersion byte) []byte { size := 8 b := 0 buf := make([]byte, size) buf[b] = c.Extensions["MIT-SCREEN-SAVER"] 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 buf[b] = ClientMajorVersion b += 1 buf[b] = ClientMinorVersion b += 1 b += 2 // padding return buf } // Request QueryInfo // size: 8 type QueryInfoCookie struct { *xgb.Cookie } func QueryInfo(c *xgb.Conn, Drawable xproto.Drawable) QueryInfoCookie { cookie := c.NewCookie(true, true) c.NewRequest(queryInfoRequest(c, Drawable), cookie) return QueryInfoCookie{cookie} } func QueryInfoUnchecked(c *xgb.Conn, Drawable xproto.Drawable) QueryInfoCookie { cookie := c.NewCookie(false, true) c.NewRequest(queryInfoRequest(c, Drawable), cookie) return QueryInfoCookie{cookie} } // Request reply for QueryInfo // size: 32 type QueryInfoReply struct { Sequence uint16 Length uint32 State byte SaverWindow xproto.Window MsUntilServer uint32 MsSinceUserInput uint32 EventMask uint32 Kind byte // padding: 7 bytes } // Waits and reads reply data from request QueryInfo func (cook QueryInfoCookie) Reply() (*QueryInfoReply, error) { buf, err := cook.Cookie.Reply() if err != nil { return nil, err } if buf == nil { return nil, nil } return queryInfoReply(buf), nil } // Read reply into structure from buffer for QueryInfo func queryInfoReply(buf []byte) *QueryInfoReply { v := new(QueryInfoReply) b := 1 // skip reply determinant v.State = buf[b] b += 1 v.Sequence = xgb.Get16(buf[b:]) b += 2 v.Length = xgb.Get32(buf[b:]) // 4-byte units b += 4 v.SaverWindow = xproto.Window(xgb.Get32(buf[b:])) b += 4 v.MsUntilServer = xgb.Get32(buf[b:]) b += 4 v.MsSinceUserInput = xgb.Get32(buf[b:]) b += 4 v.EventMask = xgb.Get32(buf[b:]) b += 4 v.Kind = buf[b] b += 1 b += 7 // padding return v } // Write request to wire for QueryInfo func queryInfoRequest(c *xgb.Conn, Drawable xproto.Drawable) []byte { size := 8 b := 0 buf := make([]byte, size) buf[b] = c.Extensions["MIT-SCREEN-SAVER"] 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:], uint32(Drawable)) b += 4 return buf } // Request SelectInput // size: 12 type SelectInputCookie struct { *xgb.Cookie } // Write request to wire for SelectInput func SelectInput(c *xgb.Conn, Drawable xproto.Drawable, EventMask uint32) SelectInputCookie { cookie := c.NewCookie(false, false) c.NewRequest(selectInputRequest(c, Drawable, EventMask), cookie) return SelectInputCookie{cookie} } func SelectInputChecked(c *xgb.Conn, Drawable xproto.Drawable, EventMask uint32) SelectInputCookie { cookie := c.NewCookie(true, false) c.NewRequest(selectInputRequest(c, Drawable, EventMask), cookie) return SelectInputCookie{cookie} } func (cook SelectInputCookie) Check() error { return cook.Cookie.Check() } // Write request to wire for SelectInput func selectInputRequest(c *xgb.Conn, Drawable xproto.Drawable, EventMask uint32) []byte { size := 12 b := 0 buf := make([]byte, size) buf[b] = c.Extensions["MIT-SCREEN-SAVER"] 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 xgb.Put32(buf[b:], uint32(Drawable)) b += 4 xgb.Put32(buf[b:], EventMask) b += 4 return buf } // Request SetAttributes // size: xgb.Pad((24 + (4 + xgb.Pad((4 * xgb.PopCount(int(ValueMask))))))) type SetAttributesCookie struct { *xgb.Cookie } // Write request to wire for SetAttributes func SetAttributes(c *xgb.Conn, Drawable xproto.Drawable, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual xproto.Visualid, ValueMask uint32, ValueList []uint32) SetAttributesCookie { cookie := c.NewCookie(false, false) c.NewRequest(setAttributesRequest(c, Drawable, X, Y, Width, Height, BorderWidth, Class, Depth, Visual, ValueMask, ValueList), cookie) return SetAttributesCookie{cookie} } func SetAttributesChecked(c *xgb.Conn, Drawable xproto.Drawable, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual xproto.Visualid, ValueMask uint32, ValueList []uint32) SetAttributesCookie { cookie := c.NewCookie(true, false) c.NewRequest(setAttributesRequest(c, Drawable, X, Y, Width, Height, BorderWidth, Class, Depth, Visual, ValueMask, ValueList), cookie) return SetAttributesCookie{cookie} } func (cook SetAttributesCookie) Check() error { return cook.Cookie.Check() } // Write request to wire for SetAttributes func setAttributesRequest(c *xgb.Conn, Drawable xproto.Drawable, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual xproto.Visualid, ValueMask uint32, ValueList []uint32) []byte { size := xgb.Pad((24 + (4 + xgb.Pad((4 * xgb.PopCount(int(ValueMask))))))) b := 0 buf := make([]byte, size) buf[b] = c.Extensions["MIT-SCREEN-SAVER"] 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.Put32(buf[b:], uint32(Drawable)) b += 4 xgb.Put16(buf[b:], uint16(X)) b += 2 xgb.Put16(buf[b:], uint16(Y)) b += 2 xgb.Put16(buf[b:], Width) b += 2 xgb.Put16(buf[b:], Height) b += 2 xgb.Put16(buf[b:], BorderWidth) b += 2 buf[b] = Class b += 1 buf[b] = Depth b += 1 xgb.Put32(buf[b:], uint32(Visual)) b += 4 xgb.Put32(buf[b:], ValueMask) b += 4 for i := 0; i < xgb.PopCount(int(ValueMask)); i++ { xgb.Put32(buf[b:], ValueList[i]) b += 4 } b = xgb.Pad(b) return buf } // Request UnsetAttributes // size: 8 type UnsetAttributesCookie struct { *xgb.Cookie } // Write request to wire for UnsetAttributes func UnsetAttributes(c *xgb.Conn, Drawable xproto.Drawable) UnsetAttributesCookie { cookie := c.NewCookie(false, false) c.NewRequest(unsetAttributesRequest(c, Drawable), cookie) return UnsetAttributesCookie{cookie} } func UnsetAttributesChecked(c *xgb.Conn, Drawable xproto.Drawable) UnsetAttributesCookie { cookie := c.NewCookie(true, false) c.NewRequest(unsetAttributesRequest(c, Drawable), cookie) return UnsetAttributesCookie{cookie} } func (cook UnsetAttributesCookie) Check() error { return cook.Cookie.Check() } // Write request to wire for UnsetAttributes func unsetAttributesRequest(c *xgb.Conn, Drawable xproto.Drawable) []byte { size := 8 b := 0 buf := make([]byte, size) buf[b] = c.Extensions["MIT-SCREEN-SAVER"] b += 1 buf[b] = 4 // request opcode b += 1 xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units b += 2 xgb.Put32(buf[b:], uint32(Drawable)) b += 4 return buf } // Request Suspend // size: 8 type SuspendCookie struct { *xgb.Cookie } // Write request to wire for Suspend func Suspend(c *xgb.Conn, Suspend bool) SuspendCookie { cookie := c.NewCookie(false, false) c.NewRequest(suspendRequest(c, Suspend), cookie) return SuspendCookie{cookie} } func SuspendChecked(c *xgb.Conn, Suspend bool) SuspendCookie { cookie := c.NewCookie(true, false) c.NewRequest(suspendRequest(c, Suspend), cookie) return SuspendCookie{cookie} } func (cook SuspendCookie) Check() error { return cook.Cookie.Check() } // Write request to wire for Suspend func suspendRequest(c *xgb.Conn, Suspend bool) []byte { size := 8 b := 0 buf := make([]byte, size) buf[b] = c.Extensions["MIT-SCREEN-SAVER"] b += 1 buf[b] = 5 // request opcode b += 1 xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units b += 2 if Suspend { buf[b] = 1 } else { buf[b] = 0 } b += 1 b += 3 // padding return buf }