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Fixed scrolling issue in TreeView. Fixes #796

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This commit is contained in:
Oliver 2023-03-30 20:34:52 +02:00
parent 281d14d896
commit 5796b0cd5c
1 changed files with 6 additions and 3 deletions
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9
treeview.go
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@ -584,9 +584,7 @@ func (t *TreeView) process(drawingAfter bool) {
} }
} }
} }
t.step = 0
t.currentNode = t.nodes[selectedIndex] t.currentNode = t.nodes[selectedIndex]
t.movement = treeNone
// Move selection into viewport. // Move selection into viewport.
if t.movement != treeScroll { if t.movement != treeScroll {
@ -596,6 +594,11 @@ func (t *TreeView) process(drawingAfter bool) {
if selectedIndex < t.offsetY { if selectedIndex < t.offsetY {
t.offsetY = selectedIndex t.offsetY = selectedIndex
} }
if t.movement != treeHome && t.movement != treeEnd {
// treeScroll, treeHome, and treeEnd are handled by Draw().
t.movement = treeNone
t.step = 0
}
} }
} else { } else {
// If selection is not visible or selectable, select the first candidate. // If selection is not visible or selectable, select the first candidate.
@ -635,7 +638,7 @@ func (t *TreeView) Draw(screen tcell.Screen) {
} }
// Scroll the tree, t.movement is treeNone after process() when there is a // Scroll the tree, t.movement is treeNone after process() when there is a
// selection. // selection, except for treeScroll, treeHome, and treeEnd.
x, y, width, height := t.GetInnerRect() x, y, width, height := t.GetInnerRect()
switch t.movement { switch t.movement {
case treeMove, treeScroll: case treeMove, treeScroll: