gitea-tea/vendor/github.com/AlecAivazis/survey/v2/terminal/display_windows.go
6543 7ac3ffcc1b Use Survey For Interactions With User (#186)
fixes

Use Survey For Interactions With User

Add Vendor "github.com/AlecAivazis/survey/v2"

Co-authored-by: Norwin Roosen <git@nroo.de>
Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/186
Reviewed-by: techknowlogick <techknowlogick@gitea.io>
Reviewed-by: Norwin <noerw@noreply.gitea.io>
2020-10-03 02:54:09 +00:00

28 lines
621 B
Go

package terminal
import (
"syscall"
"unsafe"
)
func EraseLine(out FileWriter, mode EraseLineMode) {
handle := syscall.Handle(out.Fd())
var csbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(handle), uintptr(unsafe.Pointer(&csbi)))
var w uint32
var x Short
cursor := csbi.cursorPosition
switch mode {
case ERASE_LINE_END:
x = csbi.size.X
case ERASE_LINE_START:
x = 0
case ERASE_LINE_ALL:
cursor.X = 0
x = csbi.size.X
}
procFillConsoleOutputCharacter.Call(uintptr(handle), uintptr(' '), uintptr(x), uintptr(*(*int32)(unsafe.Pointer(&cursor))), uintptr(unsafe.Pointer(&w)))
}