Method cursorStartLine

texteditor/nav.go:485–512

cursorStartLine moves the cursor to the start of the line, updating selection if select mode is active

()

// cursorStartLine moves the cursor to the start of the line, updating selection
// if select mode is active
func (ed *Editor) cursorStartLine() {
	ed.validateCursor()
	org := ed.CursorPos
	pos := ed.CursorPos

	gotwrap := false
	if wln := ed.wrappedLines(pos.Ln); wln > 1 {
		si, ri, _ := ed.wrappedLineNumber(pos)
		if si > 0 {
			ri = 0
			nwc, _ := ed.renders[pos.Ln].SpanPosToRuneIndex(si, ri)
			pos.Ch = nwc
			ed.CursorPos = pos
			ed.cursorColumn = ri
			gotwrap = true
		}
	}
	if !gotwrap {
		ed.CursorPos.Ch = 0
		ed.cursorColumn = ed.CursorPos.Ch
	}
	// fmt.Printf("sol cursorcol: %v\n", ed.CursorCol)
	ed.setCursor(ed.CursorPos)
	ed.scrollCursorToRight()
	ed.renderCursor(true)
	ed.cursorSelect(org)
	ed.NeedsRender()
}

// CursorStartDoc moves the cursor to the start of the text, updating selection
// if select mode is active