Golang View.Buffer方法代码示例

// TODO: fix \x00 issues
func tabUpdateInput(input *gocui.View) (string, bool) {

	// logger.Logger.Println(spew.Sdump(input.Buffer()))

	search := strings.TrimSpace(input.ViewBuffer())
	searchSplit := strings.Split(search, " ")
	search = searchSplit[len(searchSplit)-1]

	if inCacheTab {
		cacheTabIndex++

		if cacheTabIndex > len(cacheTabResults)-1 {
			cacheTabIndex = 0
		}

		searchSplit[len(searchSplit)-1] = cacheTabResults[cacheTabIndex]

		newInputData := strings.Join(searchSplit, " ")

		input.Clear()

		if !strings.HasPrefix(newInputData, "/") && !strings.HasPrefix(newInputData, "#") {
			newInputData = newInputData + ":"
		}

		fmt.Fprint(input, newInputData+" ")
		input.SetCursor(len(input.Buffer())-1, 0)

		// logger.Logger.Println(spew.Sdump(newInputData + ""))
		// logger.Logger.Printf("WORD %s -- %s -- %s\n", search, cacheTabSearch, cacheTabResults[cacheTabIndex])
		return "", true
	}

	return search, false
}

func Handle(
	stdHandler *std.StdHandler,
	travianHandler *travian.TravianHandler,
	trav *travian.Game,
	ui *console.GUI,
	v *gocui.View) error {

	command := strings.Trim(v.Buffer(), "\n\r ")

	parsedCmd, _ := shellwords.Parse(command)

	if len(command) == 0 {
		return nil
	}

	if exists := stdHandler.Handle(parsedCmd, ui); exists {

	} else if exists := travianHandler.Handle(parsedCmd, trav, ui); exists {

	} else {
		ui.Println("Command not found")
	}

	v.Clear() // clears input view's input buffer

	return nil
}

func (runner *appRunner) confirmStringDetail(gui *gocui.Gui, view *gocui.View) error {
	text := strings.TrimSpace(view.Buffer())

	runner.activeStringDetailController.Confirm(text)
	runner.restoreMainView()
	runner.gui.DeleteView(view.Name())
	return nil
}

func FocusInputView(g *gocui.Gui, v *gocui.View) error {

	v.SetCursor(len(v.Buffer()+"")-1, 0)

	if _, err := g.SetCurrentView("input"); err != nil {
		return err
	}

	return nil
}

func saveProj(g *gocui.Gui, v *gocui.View) error {
	if l := strings.TrimSpace(v.Buffer()); l != "" {
		init_t, _ := time.ParseDuration("0s")
		init_d, _ := time.ParseDuration("0s")
		projects[l] = Project{time.Now(), &init_d, &init_t}
	}
	g.ShowCursor = false
	delView(g, "save_proj")
	delView(g, "list")
	g.Flush()
	setView(g, "list")
	updateProjInfo(g, v)
	return nil
}

// TODO(strip newlines only at cursor position)
func inputEnter(g *gocui.Gui, v *gocui.View, getChannelIdChan chan<- ChannelIdRequest, sendMsgChan chan<- PutRtmMsg) error {
	text := strings.Replace(strings.TrimRight(v.Buffer(), " \n\t"), "\n", "", -1)
	log.Println("Entered Text: X" + text + "X")

	channelName, err := getSelectedChannelName(g)
	if err != nil {
		return err
	}
	channelId := GetChannelId(channelName, getChannelIdChan)

	sendMsgChan <- PutRtmMsg{channelId, text}

	v.Clear()
	v.SetCursor(0, 0)
	v.SetOrigin(0, 0)
	return nil
}

func (gc *GuiClient) readLine(_ *gocui.Gui, v *gocui.View) error {
	// HACK: pressing enter on startup causes panic
	if len(v.Buffer()) == 0 {
		return nil
	}
	_, cy := v.Cursor()
	line, err := v.Line(cy - 1)
	if err != nil {
		return err
	}
	if line == "" {
		return nil
	}
	v.Clear()

	return gc.handleLine(line)
}

func quit(g *gocui.Gui, v *gocui.View) error {
	vbuf = v.ViewBuffer()
	buf = v.Buffer()
	return gocui.ErrQuit
}

func GetLine(g *gocui.Gui, v *gocui.View) error {
	// _, cy := v.Cursor()
	// if line, err = v.Line(0); err != nil {
	// line = ""
	// }

	line := v.Buffer()

	// logger.Logger.Printf("LINE %s\n", line)

	if len(line) <= 0 {
		// return errors.New("input line empty")
		v.Clear()
		v.SetCursor(0, 0)
		return nil
	}

	line = strings.Replace(line, "\x00", "", -1)
	line = strings.Replace(line, "\n", "", -1)

	InputHistory.Add(line)

	if strings.HasPrefix(line, "//") || !strings.HasPrefix(line, "/") {
		if len(Server.CurrentChannel) > 0 {

			Server.Exec(Server.CurrentChannel, func(g *gocui.Gui, v *gocui.View, s *client.Server) error {
				if Server.Client.Connected() {
					// logger.Logger.Println("SEND:::", spew.Sdump(line))

					go Server.Client.Privmsg(Server.CurrentChannel, line)
				}
				return nil
			})

			if mainView, err := g.View(Server.CurrentChannel); err != nil {
				return err
			} else {
				if mainView.Name() != client.StatusChannel {

					c := Server.FindChannel(Server.CurrentChannel)

					timestamp := time.Now().Format("03:04")
					fmt.Fprintf(mainView, "[%s] -> %s: %s\n",
						ui.ColorString(ui.TimestampColor, timestamp),
						myNickColor(c.FindUser(Server.Client.Me().Nick).String(false)),
						myTextColor(line))
				}
			}
		}
		// send text
	} else {
		split := strings.Split(strings.Replace(line[1:], "\x00", "", -1), " ")

		// logger.Logger.Println("IN COMMAND!!!", line, spew.Sdump(split))

		// mainView, _ := g.View(client.StatusChannel)
		// fmt.Fprintln(mainView, "$ COMMAND = ", split[0], len(split))

		// TODO: what was this?
		if len(split) <= 1 {
			if split[0] == "p" || split[0] == "part" {
				command.Run(split[0], []string{"", Server.CurrentChannel})
				v.Clear()
				v.SetCursor(0, 0)
				return nil
			}
		}

		if err := command.Run(split[0], split); err != nil {
			client.StatusMessage(v, err.Error())
		}
	}

	// idleInputText := fmt.Sprintf("[%s] ", client.StatusChannel)

	// if len(command.CurrentChannel) > 0 {
	// idleInputText = fmt.Sprintf("[%s] ", command.CurrentChannel)
	// }

	// fmt.Fprint(v, idleInputText)
	// v.SetCursor(len(idleInputText), 0)

	v.Clear()
	v.SetCursor(0, 0)

	inCacheTab = false
	cacheTabSearch = ""
	cacheTabResults = []string{}

	FocusAndResetAll(g, v)

	return nil
}

func simpleEditor(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
	var tab = false
	var inHistroy = false

	switch {
	case key == gocui.KeyTab:
		tab = true
	case ch != 0 && mod == 0:
		v.EditWrite(ch)
	case key == gocui.KeySpace:
		v.EditWrite(' ')
	case key == gocui.KeyBackspace || key == gocui.KeyBackspace2:
		v.EditDelete(true)
	case key == gocui.KeyDelete:
		v.EditDelete(false)
	case key == gocui.KeyInsert:
		v.Overwrite = !v.Overwrite
	case key == gocui.KeyEnter:

		if line := v.ViewBuffer(); len(line) > 0 {
			GetLine(Server.Gui, v)
		}
		// v.EditNewLine()
		// v.Rewind()

	case key == gocui.KeyArrowDown:
		inHistroy = true

		if line := InputHistory.Next(); len(line) > 0 {
			v.Clear()
			fmt.Fprint(v, line)
			v.SetCursor(len(v.Buffer()), 0)
		}
	case key == gocui.KeyArrowUp:
		inHistroy = true

		if line := InputHistory.Prev(); len(line) > 0 {
			v.Clear()
			fmt.Fprint(v, line)
			v.SetCursor(len(v.Buffer()), 0)
		}
	case key == gocui.KeyArrowLeft:
		v.MoveCursor(-1, 0, false)
	case key == gocui.KeyArrowRight:

		cx, _ := v.Cursor()
		line := v.ViewBuffer()

		logger.Logger.Println(len(line), cx)
		logger.Logger.Println(spew.Sdump(line))

		// if cx == 0 {
		// v.MoveCursor(-1, 0, false)
		if cx < len(line)-1 {
			v.MoveCursor(1, 0, false)
		}

	case key == gocui.KeyCtrlA:
		v.SetCursor(0, 0)
	case key == gocui.KeyCtrlK:
		v.Clear()
		v.SetCursor(0, 0)
	case key == gocui.KeyCtrlE:
		v.SetCursor(len(v.Buffer())-1, 0)
	case key == gocui.KeyCtrlLsqBracket:
		// logger.Logger.Println("word...")
	}

	if !inHistroy {
		// InputHistory.Current()
	}

	if !tab {
		// logger.Logger.Print("CALL\n")

		inCacheTab = false
		cacheTabSearch = ""
		cacheTabResults = []string{}
	}
}