30 lines
865 B
Go
30 lines
865 B
Go
package nexgb
|
|
|
|
// Sync sends a round trip request and waits for the response.
|
|
// This forces all pending cookies to be dealt with.
|
|
// You actually shouldn't need to use this like you might with Xlib. Namely,
|
|
// buffers are automatically flushed using Go's channels and round trip requests
|
|
// are forced where appropriate automatically.
|
|
func (c *Conn) Sync() {
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(c.getInputFocusRequest(), cookie)
|
|
cookie.Reply() // wait for the buffer to clear
|
|
}
|
|
|
|
// getInputFocusRequest writes the raw bytes to a buffer.
|
|
// It is duplicated from xproto/xproto.go.
|
|
func (c *Conn) getInputFocusRequest() []byte {
|
|
size := 4
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
buf[b] = 43 // request opcode
|
|
b += 1
|
|
|
|
b += 1 // padding
|
|
Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
return buf
|
|
}
|