C++ (Cpp) BStringField::HasClippedStringの例

コード例 #1

ファイル: ColumnTypes.cpp プロジェクト: dtbinh/Sequitur

void
BStringColumn::DrawField(BField* _field, BRect rect, BView* parent)
{
	float width = rect.Width() - (2 * kTEXT_MARGIN);
	BStringField* field = static_cast<BStringField*>(_field);
	float fieldWidth = field->Width();
	bool updateNeeded = width != fieldWidth;

	if (updateNeeded) {
		BString out_string(field->String());
		float preferredWidth = parent->StringWidth(out_string.String());
		if (width < preferredWidth) {
			parent->TruncateString(&out_string, fTruncate, width + 2);
			field->SetClippedString(out_string.String());
		} else
			field->SetClippedString("");
		field->SetWidth(width);
	}

	DrawString(field->HasClippedString() ? field->ClippedString()
			: field->String(), parent, rect);
}