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respond to optimal size feedback

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This commit is contained in:
Cole Mickens
2016-02-13 21:12:35 -08:00
committed by Marcin Kulik
parent d32827b103
commit a450a530c7
1 changed files with 6 additions and 9 deletions
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15
asciicast/recorder.go
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@@ -11,8 +11,8 @@ import (
) )
const ( const (
optimalCols = 120 warnCols = 120
optimalRows = 30 warnRows = 30
) )
type Recorder interface { type Recorder interface {
@@ -30,7 +30,6 @@ func NewRecorder() Recorder {
func (r *AsciicastRecorder) checkTerminalSize() chan<- bool { func (r *AsciicastRecorder) checkTerminalSize() chan<- bool {
rows, cols, _ := r.Terminal.Size() rows, cols, _ := r.Terminal.Size()
doneChan := make(chan bool) doneChan := make(chan bool)
optimalSize := fmt.Sprintf("%s%dx%d%s", "\x1b[0m\x1b[32m", optimalCols, optimalRows, "\x1b[0m\x1b[33m")
go func() { go func() {
winch := make(chan os.Signal, 1) winch := make(chan os.Signal, 1)
signal.Notify(winch, syscall.SIGWINCH) signal.Notify(winch, syscall.SIGWINCH)
@@ -46,10 +45,7 @@ func (r *AsciicastRecorder) checkTerminalSize() chan<- bool {
if cols != newCols || rows != newRows { if cols != newCols || rows != newRows {
cols, rows = newCols, newRows cols, rows = newCols, newRows
currentSize := fmt.Sprintf("%dx%d", cols, rows) currentSize := fmt.Sprintf("%dx%d", cols, rows)
if cols == optimalCols && rows == optimalRows { util.ReplaceWarningf("Current terminal size is %s.", currentSize)
currentSize = fmt.Sprintf("%s%dx%d%s", "\x1b[0m\x1b[32m", cols, rows, "\x1b[0m\x1b[33m")
}
util.ReplaceWarningf("Current terminal size is %s. Optimal is %s.", currentSize, optimalSize)
} }
case <-doneChan: case <-doneChan:
return return
@@ -63,10 +59,11 @@ func (r *AsciicastRecorder) Record(path, command, title string, maxWait float64,
// TODO: touch savePath to ensure writing is possible // TODO: touch savePath to ensure writing is possible
rows, cols, _ := r.Terminal.Size() rows, cols, _ := r.Terminal.Size()
if rows != optimalRows || cols != optimalCols { if rows > warnRows || cols > warnCols {
if !assumeYes { if !assumeYes {
doneChan := r.checkTerminalSize() doneChan := r.checkTerminalSize()
util.Warningf("Current terminal size is %vx%v. Optimal is %vx%v", cols, rows, optimalCols, optimalRows) util.Warningf("Current terminal size is %vx%v.", cols, rows)
util.Warningf("It may be too big to be properly replayed on smaller screens.")
util.Warningf("You can now resize it. Press <Enter> to start recording.") util.Warningf("You can now resize it. Press <Enter> to start recording.")
util.ReadLine() util.ReadLine()
doneChan <- true doneChan <- true