package commander import ( "bytes" "fmt" "github.com/diamondburned/cchat" "github.com/gotk3/gotk3/gtk" ) // Buffer represents an unbuffered API around the text buffer. type Buffer struct { *gtk.TextBuffer name string cmder cchat.Commander } // NewBuffer creates a new buffer with the given SessionCommander, or returns // nil if cmder is nil. func NewBuffer(name string, cmder cchat.Commander) *Buffer { if cmder == nil { return nil } b, _ := gtk.TextBufferNew(nil) b.CreateTag("error", map[string]interface{}{ "foreground": "#FF0000", }) b.CreateTag("system", map[string]interface{}{ "foreground": "#808080", }) return &Buffer{b, name, cmder} } // WriteError is not thread-safe. func (b *Buffer) WriteError(err error) { b.InsertWithTagByName(b.GetEndIter(), err.Error()+"\n", "error") } // WriteSystem is not thread-safe. func (b *Buffer) WriteSystem(bytes []byte) { b.InsertWithTagByName(b.GetEndIter(), string(bytes), "system") } // Systemlnf is not thread-safe. func (b *Buffer) Systemlnf(f string, v ...interface{}) { b.WriteSystem([]byte(fmt.Sprintf(f+"\n", v...))) } func (b *Buffer) WriteOutput(output []byte) { var iter = b.GetEndIter() b.Insert(iter, string(output)) if !bytes.HasSuffix(output, []byte("\n")) { b.Insert(iter, "\n") } } func (b *Buffer) ShowDialog() { SpawnDialog(b) }