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package ui
import (
tb "github.com/nsf/termbox-go"
"git.sr.ht/~sircmpwn/aerc2/config"
)
func Initialize(conf *config.AercConfig) (*UIState, error) {
state := UIState{
Config: conf,
InvalidPanes: InvalidateAll,
tbEvents: make(chan tb.Event, 10),
}
if err := tb.Init(); err != nil {
return nil, err
}
tb.SetInputMode(tb.InputEsc | tb.InputMouse)
tb.SetOutputMode(tb.Output256)
go (func() {
for !state.Exit {
state.tbEvents <- tb.PollEvent()
}
})()
return &state, nil
}
func (state *UIState) Close() {
tb.Close()
}
func (state *UIState) AddTab(tab AercTab) {
state.Tabs = append(state.Tabs, tab)
}
func (state *UIState) Invalidate(what uint) {
state.InvalidPanes |= what
}
func (state *UIState) calcGeometries() {
width, height := tb.Size()
// TODO: more
state.Panes.TabView = Geometry{
Row: 0,
Col: 0,
Width: width,
Height: height,
}
}
func (state *UIState) Tick() bool {
select {
case event := <-state.tbEvents:
switch event.Type {
case tb.EventKey:
if event.Key == tb.KeyEsc {
state.Exit = true
}
case tb.EventResize:
state.Invalidate(InvalidateAll)
}
default:
// no-op
break
}
if state.InvalidPanes != 0 {
if state.InvalidPanes&InvalidateAll == InvalidateAll {
tb.Clear(tb.ColorDefault, tb.ColorDefault)
state.calcGeometries()
}
if state.InvalidPanes&InvalidateTabs != 0 {
tab := state.Tabs[state.SelectedTab]
tab.Render(state.Panes.TabView)
}
tb.Flush()
state.InvalidPanes = 0
}
return true
}
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