diff options
Diffstat (limited to 'src/gui/widgets/qlinecontrol.cpp')
| -rw-r--r-- | src/gui/widgets/qlinecontrol.cpp | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/src/gui/widgets/qlinecontrol.cpp b/src/gui/widgets/qlinecontrol.cpp index b6e2f90..d58da37 100644 --- a/src/gui/widgets/qlinecontrol.cpp +++ b/src/gui/widgets/qlinecontrol.cpp @@ -60,7 +60,7 @@ QT_BEGIN_NAMESPACE #ifdef QT_GUI_PASSWORD_ECHO_DELAY -static int qt_passwordEchoDelay = QT_GUI_PASSWORD_ECHO_DELAY; +static const int qt_passwordEchoDelay = QT_GUI_PASSWORD_ECHO_DELAY; #endif /*! @@ -93,8 +93,8 @@ void QLineControl::updateDisplayText(bool forceUpdate) if (m_echoMode == QLineEdit::Password) { str.fill(m_passwordCharacter); #ifdef QT_GUI_PASSWORD_ECHO_DELAY - if (m_passwordEchoTimer != 0 && !str.isEmpty()) { - int cursor = m_text.length() - 1; + if (m_passwordEchoTimer != 0 && m_cursor > 0 && m_cursor <= m_text.length()) { + int cursor = m_cursor - 1; QChar uc = m_text.at(cursor); str[cursor] = uc; if (cursor > 0 && uc.unicode() >= 0xdc00 && uc.unicode() < 0xe000) { @@ -198,12 +198,10 @@ void QLineControl::backspace() --m_cursor; if (m_maskData) m_cursor = prevMaskBlank(m_cursor); - QChar uc = m_text.at(m_cursor); - if (m_cursor > 0 && uc.unicode() >= 0xdc00 && uc.unicode() < 0xe000) { + if (m_cursor > 0 && m_text.at(m_cursor).isLowSurrogate()) { // second half of a surrogate, check if we have the first half as well, // if yes delete both at once - uc = m_text.at(m_cursor - 1); - if (uc.unicode() >= 0xd800 && uc.unicode() < 0xdc00) { + if (m_text.at(m_cursor - 1).isHighSurrogate()) { internalDelete(true); --m_cursor; } |