~chrisppy/beagles

ref: 175af2c65fd91aa2084dde988f7dfe536eb760bc beagles/commandline.go -rw-r--r-- 2.0 KiB
175af2c6Chris Palmer Re-add badge in README 1 year, 10 months ago
                                                                                
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// This file is part of beagles.
//
// Copyright © 2020 Chris Palmer <chris@red-oxide.org>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

package main

import (
	"strings"

	"github.com/gdamore/tcell"
	tui "gitlab.com/tslocum/cview"
)

type commandLine struct {
	Widget   *tui.InputField
	TxtColor string
	ErrColor string
}

func newCommandLine(theme *themeType) *commandLine {
	line := tui.NewInputField()

	bgColor := theme.BackgroundColor
	txtColor := theme.ForegroundColor
	errColor := theme.ErrorColor
	if theme.CommandLine != nil {
		bgColor = theme.CommandLine.BackgroundColor
		txtColor = theme.CommandLine.ForegroundColor
	}

	if bgColor == "transparent" {
		line.SetFieldBackgroundColor(tcell.ColorDefault)
	} else {
		line.SetFieldBackgroundColor(tcell.GetColor(bgColor))
	}

	line.SetFieldTextColor(tcell.GetColor(txtColor))

	return &commandLine{
		Widget:   line,
		TxtColor: txtColor,
		ErrColor: errColor,
	}
}

func (w *commandLine) clear() {
	w.setText("")
}

func (w *commandLine) setText(content string) {
	w.Widget.SetFieldTextColor(tcell.GetColor(w.TxtColor))
	w.Widget.SetText(content)
}

func (w *commandLine) setError(err string) {
	w.Widget.SetFieldTextColor(tcell.GetColor(w.ErrColor))
	w.Widget.SetText(err)
}

func (w *commandLine) getText() string {
	return strings.TrimSpace(w.Widget.GetText())
}

func (w *commandLine) onChange(f func(text string)) {
	w.Widget.SetChangedFunc(f)
}

func (w *commandLine) onEnter(f func(key tcell.Key)) {
	w.Widget.SetDoneFunc(f)
}