diff --git a/textview.go b/textview.go index bd3ea0e..5642704 100644 --- a/textview.go +++ b/textview.go @@ -397,7 +397,9 @@ func (t *TextView) SetText(text string) *TextView { } // GetText returns the current text of this text view. If "stripAllTags" is set -// to true, any region/style tags are stripped from the text. +// to true, any region/style tags are stripped from the text. Note that any text +// that has been discarded due to [TextView.SetMaxLines] or +// [TextView.SetScrollable] will not be part of the returned text. func (t *TextView) GetText(stripAllTags bool) string { if !stripAllTags || (!t.styleTags && !t.regionTags) { return t.text.String() @@ -425,7 +427,9 @@ func (t *TextView) GetText(stripAllTags bool) string { // GetOriginalLineCount returns the number of lines in the original text buffer, // without applying any wrapping. This is an expensive call as it needs to -// iterate over the entire text. +// iterate over the entire text. Note that any text that has been discarded due +// to [TextView.SetMaxLines] or [TextView.SetScrollable] will not be part of the +// count. func (t *TextView) GetOriginalLineCount() int { if t.text.Len() == 0 { return 0 @@ -446,6 +450,21 @@ func (t *TextView) GetOriginalLineCount() int { return lines } +// GetWrappedLineCount returns the number of lines in the text view, taking +// wrapping into account (if activated). This is an even more expensive call +// than [TextView.GetOriginalLineCount] as it needs to parse the text until the +// end and calculate the line breaks. It will also allocate memory for each +// line. Note that any text that has been discarded due to +// [TextView.SetMaxLines] or [TextView.SetScrollable] will not be part of the +// count. Calling this method before the text view was drawn for the first time +// will assume no wrapping. +func (t *TextView) GetWrappedLineCount() int { + t.parseAhead(t.width, func(int, *textViewLine) bool { + return false + }) + return len(t.lineIndex) +} + // SetDynamicColors sets the flag that allows the text color to be changed // dynamically with style tags. See class description for details. func (t *TextView) SetDynamicColors(dynamic bool) *TextView {