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CTextBox: try to fix getMaxLineWidth() methode

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If found no linebreak, return value could be too small.
Space char simulates a line termination as a workaround to get
largest possible width.


Origin commit data
------------------
Commit: cddf1835b5
Author: Thilo Graf <dbt@novatux.de>
Date: 2016-12-09 (Fri, 09 Dec 2016)
This commit is contained in:
Thilo Graf
2016-12-09 21:32:03 +01:00
parent ae401c28a8
commit 932e60f5cf
1 changed files with 10 additions and 4 deletions
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14
src/gui/widget/textbox.cpp
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@@ -890,11 +890,17 @@ int CTextBox::getLines(const std::string& text)
int CTextBox::getMaxLineWidth(const std::string& text, Font* font)
{
// if found no linebreak, return pure size only
if (text.find('\n', 0) == std::string::npos)
return font->getRenderWidth(text.c_str());
std::string txt = text;
if (txt.find('\n', 0) == std::string::npos){
/* If found no linebreak, return pure size with additional space char.
* Space char simulates a line termination as a workaround to get
* largest possible width.
*/
txt += ' ';
return font->getRenderWidth(txt.c_str());
}
std::stringstream in (text);
std::stringstream in (txt);
if (!in)
return 0;