Prevent unnecessary recomputations of highlights when the selection hasn't actually changed
MODIFY
ui/chatview.go
ui/chatview.go
@@ -99,6 +99,8 @@ func NewChatView(session *discordgo.Session, ownUserID string) *ChatView {
chatView.selection = len(chatView.data) - 1
} else if chatView.selection >= 1 {
chatView.selection--
+ } else {
+ return nil
}
chatView.updateHighlights()
@@ -111,6 +113,8 @@ func NewChatView(session *discordgo.Session, ownUserID string) *ChatView {
chatView.selection = 0
} else if chatView.selection <= len(chatView.data)-2 {
chatView.selection++
+ } else {
+ return nil
}
chatView.updateHighlights()
@@ -119,17 +123,21 @@ func NewChatView(session *discordgo.Session, ownUserID string) *ChatView {
}
if event.Key() == tcell.KeyHome {
+ if chatView.selection != 0 {
chatView.selection = 0
chatView.updateHighlights()
+ }
return nil
}
if event.Key() == tcell.KeyEnd {
+ if chatView.selection != len(chatView.data)-1 {
chatView.selection = len(chatView.data) - 1
chatView.updateHighlights()
+ }
return nil
}

Prevent unnecessary recomputations of highlights when the selection hasn't actually changed