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added comment to explain this spaghetti

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agilob 2015-01-26 00:31:54 +00:00
parent d3cdebd46f
commit c9e96300b2
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1 changed files with 8 additions and 0 deletions
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8
src/widget/tool/chattextedit.cpp
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@ -31,6 +31,14 @@ void ChatTextEdit::keyPressEvent(QKeyEvent * event)
emit enterPressed();
else if (key == Qt::Key_Tab)
emit tabPressed();
/**
If message box is empty, it will paste previous message on arrow up
if message box is not empty,
it will copy current(2) text and paste previous(1) message,
to paste previous message(2) press arrow down,
press arrow down twice to clear mesage box,
only previous message(1) is available to paste now.
*/
else if (key == Qt::Key_Up && this->toPlainText().isEmpty())
this->setText(lastMessage);
else if (key == Qt::Key_Up && !this->toPlainText().isEmpty())