diff options
| -rw-r--r-- | src/gui/inputmethod/qcoefepinputcontext_p.h | 1 | ||||
| -rw-r--r-- | src/gui/inputmethod/qcoefepinputcontext_s60.cpp | 108 |
2 files changed, 109 insertions, 0 deletions
diff --git a/src/gui/inputmethod/qcoefepinputcontext_p.h b/src/gui/inputmethod/qcoefepinputcontext_p.h index 4b36da3..1b62a25 100644 --- a/src/gui/inputmethod/qcoefepinputcontext_p.h +++ b/src/gui/inputmethod/qcoefepinputcontext_p.h @@ -132,6 +132,7 @@ private: void commitTemporaryPreeditString(); bool isWidgetVisible(QWidget *widget, int offset = 0); bool isPartialKeyboardSupported(); + bool vietCharConversion(const QEvent *event); private Q_SLOTS: void ensureInputCapabilitiesChanged(); diff --git a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp index 44a54a3..5ced556 100644 --- a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp +++ b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp @@ -101,6 +101,49 @@ _LIT(KAvkonResourceFile, "z:\\resource\\avkon.rsc" ); +// Vietnamese tone tables +const int VietToneMarks = 5; + +const QChar VietToneList[VietToneMarks] = { + 0x0301, 0x0300, 0x0309, 0x0303, 0x0323 +}; + +const QChar VietVowelList[] = { + 0x0041, 0x0061, 0x0102, 0x0103, 0x00c2, + 0x00e2, 0x0045, 0x0065, 0x00ca, 0x00ea, + 0x0049, 0x0069, 0x004f, 0x006f, 0x00d4, + 0x00f4, 0x01a0, 0x01a1, 0x0055, 0x0075, + 0x01af, 0x01b0, 0x0059, 0x0079 +}; + +const QChar VietToneMatrix[][VietToneMarks] = { + // Matrix for each vowel (row) after applying certain tone mark (column) + 0x00c1, 0x00c0, 0x1ea2, 0x00c3, 0x1ea0, + 0x00e1, 0x00e0, 0x1ea3, 0x00e3, 0x1ea1, + 0x1eae, 0x1eb0, 0x1eb2, 0x1eb4, 0x1eb6, + 0x1eaf, 0x1eb1, 0x1eb3, 0x1eb5, 0x1eb7, + 0x1ea4, 0x1ea6, 0x1ea8, 0x1eaa, 0x1eac, + 0x1ea5, 0x1ea7, 0x1ea9, 0x1eab, 0x1ead, + 0x00c9, 0x00c8, 0x1eba, 0x1ebc, 0x1eb8, + 0x00e9, 0x00e8, 0x1ebb, 0x1ebd, 0x1eb9, + 0x1ebe, 0x1ec0, 0x1ec2, 0x1ec4, 0x1ec6, + 0x1ebf, 0x1ec1, 0x1ec3, 0x1ec5, 0x1ec7, + 0x00cd, 0x00cc, 0x1ec8, 0x0128, 0x1eca, + 0x00ed, 0x00ec, 0x1ec9, 0x0129, 0x1ecb, + 0x00d3, 0x00d2, 0x1ece, 0x00d5, 0x1ecc, + 0x00f3, 0x00f2, 0x1ecf, 0x00f5, 0x1ecd, + 0x1ed0, 0x1ed2, 0x1ed4, 0x1ed6, 0x1ed8, + 0x1ed1, 0x1ed3, 0x1ed5, 0x1ed7, 0x1ed9, + 0x1eda, 0x1edc, 0x1ede, 0x1ee0, 0x1ee2, + 0x1edb, 0x1edd, 0x1edf, 0x1ee1, 0x1ee3, + 0x00da, 0x00d9, 0x1ee6, 0x0168, 0x1ee4, + 0x00fa, 0x00f9, 0x1ee7, 0x0169, 0x1ee5, + 0x1ee8, 0x1eea, 0x1eec, 0x1eee, 0x1ef0, + 0x1ee9, 0x1eeb, 0x1eed, 0x1eef, 0x1ef1, + 0x00dd, 0x1ef2, 0x1ef6, 0x1ef8, 0x1ef4, + 0x00fd, 0x1ef3, 0x1ef7, 0x1ef9, 0x1ef5 +}; + QT_BEGIN_NAMESPACE static QWidget* getFocusedChild(const QList<QObject*>& objectList) @@ -572,11 +615,76 @@ bool QCoeFepInputContext::needsInputPanel() } } +bool QCoeFepInputContext::vietCharConversion(const QEvent *event) +{ + const QKeyEvent *keyEvent = static_cast<const QKeyEvent *>(event); + const uint VietVowelListCount = sizeof(VietVowelList)/sizeof(VietVowelList[0]); + for (int tone = 0; tone < VietToneMarks; tone++) { + if (keyEvent->key() == VietToneList[tone]) { + // Vietnamese vowel tone mark pressed, check previous character + const int cursor = focusWidget()->inputMethodQuery(Qt::ImCursorPosition).toInt(); + if (cursor > 0) { + QString widgetText = focusWidget()->inputMethodQuery(Qt::ImSurroundingText).toString(); + for (int vowel = 0; vowel < VietVowelListCount; vowel++) { + if (widgetText[cursor-1].unicode() == VietVowelList[vowel]) { + // Previous character is Vietnamese vowel, replace it from matrix + QList<QInputMethodEvent::Attribute> attributes; + if (event->type() == QEvent::KeyPress) { + QInputMethodEvent imEvent(QString(VietToneMatrix[vowel][tone]), attributes); + sendEvent(imEvent); + } else { + // event->type() == QEvent::KeyRelease + QInputMethodEvent imEvent(QLatin1String(""), attributes); + imEvent.setCommitString(QString(VietToneMatrix[vowel][tone]), -1, 1); + sendEvent(imEvent); + } + return true; + } + } + } + return false; + } + } + if (keyEvent->key() == Qt::Key_Backspace) { + // Backspace pressed, check previous character + const int cursor = focusWidget()->inputMethodQuery(Qt::ImCursorPosition).toInt(); + if (cursor > 0) { + QString widgetText = focusWidget()->inputMethodQuery(Qt::ImSurroundingText).toString(); + for (int vowel = 0; vowel < VietVowelListCount; vowel++) { + for (int tone = 0; tone < VietToneMarks; tone++) { + if (widgetText[cursor-1].unicode() == VietToneMatrix[vowel][tone]) { + // Previous character is Vietnamese vowel with tone, replace it with plain vowel + QList<QInputMethodEvent::Attribute> attributes; + if (event->type() == QEvent::KeyPress) { + QInputMethodEvent imEvent(QString(VietVowelList[vowel]), attributes); + sendEvent(imEvent); + } else { + // event->type() == QEvent::KeyRelease + QInputMethodEvent imEvent(QLatin1String(""), attributes); + imEvent.setCommitString(QString(VietVowelList[vowel]), -1, 1); + sendEvent(imEvent); + } + return true; + } + } + } + } + } + return false; +} + bool QCoeFepInputContext::filterEvent(const QEvent *event) { if (!focusWidget()) return false; + if ((event->type() == QEvent::KeyPress || event->type() == QEvent::KeyRelease) && + QApplication::keyboardInputLocale().language() == QLocale::Vietnamese) { + // Vietnamese character conversions + if (vietCharConversion(event)) + return true; + } + switch (event->type()) { case QEvent::KeyPress: commitTemporaryPreeditString(); |