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-rw-r--r--widgets/msglist.go17
1 files changed, 14 insertions, 3 deletions
diff --git a/widgets/msglist.go b/widgets/msglist.go
index cf9a7726..28eec0c9 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -15,6 +15,7 @@ type MessageList struct {
logger *log.Logger
height int
onInvalidate func(d ui.Drawable)
+ scroll int
selected int
spinner *Spinner
store *lib.MessageStore
@@ -59,7 +60,7 @@ func (ml *MessageList) Draw(ctx *ui.Context) {
row int = 0
)
- for i := len(ml.store.Uids) - 1; i >= 0; i-- {
+ for i := len(ml.store.Uids) - 1 - ml.scroll; i >= 0; i-- {
uid := ml.store.Uids[i]
msg := ml.store.Messages[uid]
@@ -75,7 +76,7 @@ func (ml *MessageList) Draw(ctx *ui.Context) {
}
style := tcell.StyleDefault
- if row == ml.selected {
+ if row == ml.selected-ml.scroll {
style = style.Background(tcell.ColorWhite).
Foreground(tcell.ColorBlack)
}
@@ -98,6 +99,10 @@ func (ml *MessageList) Height() int {
}
func (ml *MessageList) SetStore(store *lib.MessageStore) {
+ if ml.store == store {
+ ml.scroll = 0
+ ml.selected = 0
+ }
ml.store = store
if store != nil {
ml.spinner.Stop()
@@ -115,7 +120,13 @@ func (ml *MessageList) nextPrev(delta int) {
if ml.selected >= len(ml.store.Uids) {
ml.selected = len(ml.store.Uids) - 1
}
- // TODO: scrolling
+ if ml.Height() != 0 {
+ if ml.selected-ml.scroll >= ml.Height() {
+ ml.scroll += 1
+ } else if ml.selected-ml.scroll < 0 {
+ ml.scroll -= 1
+ }
+ }
ml.Invalidate()
}