gomuks/ui/ui.go
2020-02-19 23:48:34 +02:00

117 lines
2.4 KiB
Go

// gomuks - A terminal Matrix client written in Go.
// Copyright (C) 2019 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package ui
import (
"os"
"maunium.net/go/mauview"
"maunium.net/go/tcell"
"maunium.net/go/gomuks/interface"
)
type View string
// Allowed views in GomuksUI
const (
ViewLogin View = "login"
ViewMain View = "main"
)
type GomuksUI struct {
gmx ifc.Gomuks
app *mauview.Application
mainView *MainView
loginView *LoginView
views map[View]mauview.Component
}
func init() {
mauview.Styles.PrimitiveBackgroundColor = tcell.ColorDefault
mauview.Styles.ContrastBackgroundColor = tcell.ColorDarkGreen
if tcellDB := os.Getenv("TCELLDB"); len(tcellDB) == 0 {
if info, err := os.Stat("/usr/share/tcell/database"); err == nil && info.IsDir() {
os.Setenv("TCELLDB", "/usr/share/tcell/database")
}
}
}
func NewGomuksUI(gmx ifc.Gomuks) ifc.GomuksUI {
ui := &GomuksUI{
gmx: gmx,
app: mauview.NewApplication(),
}
return ui
}
func (ui *GomuksUI) Init() {
ui.views = map[View]mauview.Component{
ViewLogin: ui.NewLoginView(),
ViewMain: ui.NewMainView(),
}
ui.SetView(ViewLogin)
}
func (ui *GomuksUI) Start() error {
return ui.app.Start()
}
func (ui *GomuksUI) Stop() {
ui.app.Stop()
}
func (ui *GomuksUI) Finish() {
if ui.app.Screen() != nil {
ui.app.Screen().Fini()
}
}
func (ui *GomuksUI) Render() {
ui.app.Redraw()
}
func (ui *GomuksUI) OnLogin() {
ui.SetView(ViewMain)
}
func (ui *GomuksUI) OnLogout() {
ui.SetView(ViewLogin)
}
func (ui *GomuksUI) HandleNewPreferences() {
ui.Render()
}
func (ui *GomuksUI) SetView(name View) {
ui.app.Root = ui.views[name]
focusable, ok := ui.app.Root.(mauview.Focusable)
if ok {
focusable.Focus()
}
if ui.app.Screen() != nil {
ui.app.Screen().Clear()
ui.Render()
}
}
func (ui *GomuksUI) MainView() ifc.MainView {
return ui.mainView
}