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Improve dropdown mouse handling

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This commit is contained in:
Chris Miller 2020-02-14 03:06:14 +00:00
parent 5ef51540da
commit 0daf286122
1 changed files with 8 additions and 6 deletions
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14
dropdown.go
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@ -494,16 +494,14 @@ func (d *DropDown) HasFocus() bool {
}
func (d *DropDown) listClick(action MouseAction, event *tcell.EventMouse, setFocus func(p Primitive)) (consumed bool, capture Primitive) {
atX, atY := event.Position()
x, y, w, h := d.list.GetRect()
if atX >= x && atY >= y && atX < x+w && atY < y+h {
if d.list.InRect(event.Position()) {
// Mouse is within the list.
if handler := d.list.MouseHandler(); handler != nil {
// Treat mouse up as click here.
// This allows you to expand and select in one go.
handler(MouseLeftUp|MouseLeftClick, event, setFocus)
}
return true, d
return true, d // capture
}
return false, nil
}
@ -519,17 +517,21 @@ func (d *DropDown) MouseHandler() func(action MouseAction, event *tcell.EventMou
if d.open && action&(MouseLeftDown|MouseLeftUp) != 0 { // Close it:
consumed, capture = d.listClick(action, event, setFocus)
if consumed {
// The list click was processed.
d.closeList(setFocus)
return consumed, capture
}
if inRect && action&MouseLeftClick == 0 {
// Close the list if mouse down/up is not a click.
d.closeList(setFocus)
} else if !inRect && action&MouseLeftDown != 0 {
// Close the list if not in the list and mouse is down.
d.closeList(setFocus)
}
} else if !d.open && inRect && action&MouseLeftDown != 0 { // Open it:
d.openList(setFocus)
return true, d // capture
} else if d.open {
// Non-click while list is open.
} else if d.open { // Non-click while list is open:
if handler := d.list.MouseHandler(); handler != nil {
handler(action, event, setFocus)
}