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Print a footer at the bottom

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This commit is contained in:
Johan Walles 2019-06-11 18:52:38 +02:00
parent 6f13bde11e
commit 29183c1eeb
1 changed files with 20 additions and 6 deletions
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26
m/pager.go
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@ -19,6 +19,23 @@ func NewPager(r _Reader) *_Pager {
} }
} }
func _AddFooter(s tcell.Screen) {
_, height := s.Size()
for pos, char := range "Press ESC / Return to exit" {
s.SetContent(pos, height-1, char, nil, tcell.StyleDefault)
}
}
func _Redraw(s tcell.Screen) {
s.Clear()
// FIXME: Ask our reader for lines and draw them
_AddFooter(s)
s.Sync()
}
// StartPaging brings up the pager on screen // StartPaging brings up the pager on screen
func (p *_Pager) StartPaging() { func (p *_Pager) StartPaging() {
// This function initially inspired by // This function initially inspired by
@ -36,15 +53,12 @@ func (p *_Pager) StartPaging() {
quit := make(chan struct{}) quit := make(chan struct{})
s.Clear()
for pos, char := range "Press ESC / Return to exit" {
s.SetContent(5+pos, 5, char, nil, tcell.StyleDefault)
}
s.Show()
// Main loop // Main loop
go func() { go func() {
s.Show()
for { for {
_Redraw(s)
ev := s.PollEvent() ev := s.PollEvent()
switch ev := ev.(type) { switch ev := ev.(type) {
case *tcell.EventKey: case *tcell.EventKey: