Fix TextView always visible scroll bar not appearing when empty
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@ -5,6 +5,7 @@ v1.5.6 (WIP)
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- Add CheckBox.SetCursorRune (cursors are now shown within CheckBoxes when focused by default)
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- Add DropDown.SetAlwaysDrawDropDownSymbol (DropDown symbols are now shown only when focused by default)
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- Add DropDown.SetDropDownOpenSymbolRune
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- Fix TextView always visible scroll bar not appearing when empty
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- Draw additional accents when rendering a list divider
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- Update Application.Draw and Application.QueueUpdateDraw to accept one or more
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primitives to draw instead of the whole screen
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19
textview.go
19
textview.go
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@ -1039,6 +1039,17 @@ func (t *TextView) Draw(screen tcell.Screen) {
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t.regionInfos = nil
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}
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// Draw scroll bar last.
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defer func() {
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if !showVerticalScrollBar {
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return
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}
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cursor := int(float64(len(t.index)) * (float64(t.lineOffset) / float64(len(t.index)-height)))
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for printed := 0; printed < height; printed++ {
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RenderScrollBar(screen, t.scrollBarVisibility, x+width, y+printed, height, len(t.index), cursor, printed, t.hasFocus, t.scrollBarColor)
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}
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}()
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// If we don't have an index, there's nothing to draw.
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if t.index == nil {
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return
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@ -1252,14 +1263,6 @@ func (t *TextView) Draw(screen tcell.Screen) {
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}
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}
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// Draw scroll bar.
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if showVerticalScrollBar {
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cursor := int(float64(len(t.index)) * (float64(t.lineOffset) / float64(len(t.index)-height)))
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for printed := 0; printed < height; printed++ {
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RenderScrollBar(screen, t.scrollBarVisibility, x+width, y+printed, height, len(t.index), cursor, printed, t.hasFocus, t.scrollBarColor)
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}
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}
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// If this view is not scrollable, we'll purge the buffer of lines that have
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// scrolled out of view.
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if !t.scrollable && t.lineOffset > 0 {
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