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LibGUI: Add optional placeholder to TextEditor

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This lets you show some disabled text when no text is entered, and the
editor is not focused.
This commit is contained in:
Peter Elliott 2020-09-20 12:20:24 -07:00 • committed by Andreas Kling
parent 5b6ccbb918
commit fa96e57c15
4 changed files with 19 additions and 1 deletions
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5
Libraries/LibGUI/TextDocument.cpp
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@ -675,6 +675,11 @@ void TextDocument::remove(const TextRange& unnormalized_range)
notify_did_change();
}
bool TextDocument::is_empty() const
{
return line_count() == 1 && line(0).is_empty();
}
TextRange TextDocument::range_for_entire_line(size_t line_index) const
{
if (line_index >= line_count())