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Add a TabWidth field to gocui.View #75

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Merged
merged 1 commit into from
Feb 20, 2025
Merged

Add a TabWidth field to gocui.View #75

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11 changes: 9 additions & 2 deletions view.go
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Original file line number Diff line number Diff line change
Expand Up @@ -195,6 +195,9 @@ type View struct {
// if true, the view will underline hyperlinks only when the cursor is on
// them; otherwise, they will always be underlined
UnderlineHyperLinksOnlyOnHover bool

// number of spaces per \t character, defaults to 4
TabWidth int
}

type pos struct {
Expand Down Expand Up @@ -424,6 +427,7 @@ func NewView(name string, x0, y0, x1, y1 int, mode OutputMode) *View {
searcher: &searcher{},
TextArea: &TextArea{},
rangeSelectStartY: -1,
TabWidth: 4,
}

v.FgColor, v.BgColor = ColorDefault, ColorDefault
Expand Down Expand Up @@ -923,9 +927,12 @@ func (v *View) parseInput(ch rune, x int, _ int) (bool, []cell) {
return truncateLine, nil
} else if ch == '\t' {
// fill tab-sized space
const tabStop = 4
tabWidth := v.TabWidth
if tabWidth < 1 {
tabWidth = 4
}
ch = ' '
repeatCount = tabStop - (x % tabStop)
repeatCount = tabWidth - (x % tabWidth)
}
c := cell{
fgColor: v.ei.curFgColor,
Expand Down