diff options
Diffstat (limited to 'src/quick/items/qquicktextinput.cpp')
| -rw-r--r-- | src/quick/items/qquicktextinput.cpp | 108 |
1 files changed, 85 insertions, 23 deletions
diff --git a/src/quick/items/qquicktextinput.cpp b/src/quick/items/qquicktextinput.cpp index bb78ead0e8..9db18d1683 100644 --- a/src/quick/items/qquicktextinput.cpp +++ b/src/quick/items/qquicktextinput.cpp @@ -518,8 +518,16 @@ void QQuickTextInput::setSelectedTextColor(const QColor &color) } /*! - \qmlproperty enumeration QtQuick::TextInput::horizontalAlignment \qmlproperty enumeration QtQuick::TextInput::effectiveHorizontalAlignment + \readonly + + When using the attached property LayoutMirroring::enabled to mirror application + layouts, the horizontal alignment of text will also be mirrored. However, the property + \l horizontalAlignment will remain unchanged. To query the effective horizontal alignment + of TextInput, use the read-only property \c effectiveHorizontalAlignment. +*/ +/*! + \qmlproperty enumeration QtQuick::TextInput::horizontalAlignment \qmlproperty enumeration QtQuick::TextInput::verticalAlignment Sets the horizontal alignment of the text within the TextInput item's @@ -542,7 +550,7 @@ void QQuickTextInput::setSelectedTextColor(const QColor &color) When using the attached property LayoutMirroring::enabled to mirror application layouts, the horizontal alignment of text will also be mirrored. However, the property \c horizontalAlignment will remain unchanged. To query the effective horizontal alignment - of TextInput, use the read-only property \c effectiveHorizontalAlignment. + of TextInput, use the read-only property \l effectiveHorizontalAlignment. */ QQuickTextInput::HAlignment QQuickTextInput::hAlign() const { @@ -831,7 +839,20 @@ void QQuickTextInput::setCursorVisible(bool on) /*! \qmlproperty int QtQuick::TextInput::cursorPosition - The position of the cursor in the TextInput. + The position of the cursor in the TextInput. The cursor is positioned between + characters. + + \note The \e characters in this case refer to the string of \l QChar objects, + therefore 16-bit Unicode characters, and the position is considered an index + into this string. This does not necessarily correspond to individual graphemes + in the writing system, as a single grapheme may be represented by multiple + Unicode characters, such as in the case of surrogate pairs, linguistic + ligatures or diacritics. + + \l displayText is different if echoMode is set to \l TextInput.Password: then + each passwordMaskCharacter is a "narrow" character + (the cursorPosition always moves by 1), even if the text in the TextInput is not. + */ int QQuickTextInput::cursorPosition() const { @@ -849,6 +870,7 @@ void QQuickTextInput::setCursorPosition(int cp) /*! \qmlproperty rectangle QtQuick::TextInput::cursorRectangle + \readonly The rectangle where the standard text cursor is rendered within the text input. Read only. @@ -890,6 +912,7 @@ QRectF QQuickTextInput::cursorRectangle() const This property is read-only. To change the selection, use select(start,end), selectAll(), or selectWord(). + \readonly \sa selectionEnd, cursorPosition, selectedText */ int QQuickTextInput::selectionStart() const @@ -905,6 +928,7 @@ int QQuickTextInput::selectionStart() const This property is read-only. To change the selection, use select(start,end), selectAll(), or selectWord(). + \readonly \sa selectionStart, cursorPosition, selectedText */ int QQuickTextInput::selectionEnd() const @@ -935,6 +959,7 @@ void QQuickTextInput::select(int start, int end) /*! \qmlproperty string QtQuick::TextInput::selectedText + \readonly This read-only property provides the text currently selected in the text input. @@ -1152,6 +1177,7 @@ void QQuickTextInput::setInputMask(const QString &im) /*! \qmlproperty bool QtQuick::TextInput::acceptableInput + \readonly This property is always true unless a validator or input mask has been set. If a validator or input mask has been set, this property will only be true @@ -1585,7 +1611,7 @@ void QQuickTextInput::mousePressEvent(QMouseEvent *event) d->moveCursor(cursor, mark); if (d->focusOnPress && !qGuiApp->styleHints()->setFocusOnTouchRelease()) - ensureActiveFocus(); + ensureActiveFocus(Qt::MouseFocusReason); event->setAccepted(true); } @@ -1637,7 +1663,7 @@ void QQuickTextInput::mouseReleaseEvent(QMouseEvent *event) #endif if (d->focusOnPress && qGuiApp->styleHints()->setFocusOnTouchRelease()) - ensureActiveFocus(); + ensureActiveFocus(Qt::MouseFocusReason); if (!event->isAccepted()) QQuickImplicitSizeItem::mouseReleaseEvent(event); @@ -1872,10 +1898,10 @@ void QQuickTextInput::invalidateFontCaches() d->m_textLayout.engine()->resetFontEngineCache(); } -void QQuickTextInput::ensureActiveFocus() +void QQuickTextInput::ensureActiveFocus(Qt::FocusReason reason) { bool hadActiveFocus = hasActiveFocus(); - forceActiveFocus(); + forceActiveFocus(reason); #if QT_CONFIG(im) Q_D(QQuickTextInput); // re-open input panel on press if already focused @@ -2105,7 +2131,7 @@ void QQuickTextInput::undo() { Q_D(QQuickTextInput); if (!d->m_readOnly) { - d->resetInputMethod(); + d->cancelInput(); d->internalUndo(); d->finishChange(-1, true); } @@ -2121,7 +2147,7 @@ void QQuickTextInput::redo() { Q_D(QQuickTextInput); if (!d->m_readOnly) { - d->resetInputMethod(); + d->cancelInput(); d->internalRedo(); d->finishChange(); } @@ -2459,6 +2485,7 @@ void QQuickTextInput::setPersistentSelection(bool on) /*! \qmlproperty bool QtQuick::TextInput::canPaste + \readonly Returns true if the TextInput is writable and the content of the clipboard is suitable for pasting into the TextInput. @@ -2480,6 +2507,7 @@ bool QQuickTextInput::canPaste() const /*! \qmlproperty bool QtQuick::TextInput::canUndo + \readonly Returns true if the TextInput is writable and there are previous operations that can be undone. @@ -2493,6 +2521,7 @@ bool QQuickTextInput::canUndo() const /*! \qmlproperty bool QtQuick::TextInput::canRedo + \readonly Returns true if the TextInput is writable and there are \l {undo}{undone} operations that can be redone. @@ -2506,6 +2535,7 @@ bool QQuickTextInput::canRedo() const /*! \qmlproperty real QtQuick::TextInput::contentWidth + \readonly Returns the width of the text, including the width past the width which is covered due to insufficient wrapping if \l wrapMode is set. @@ -2519,6 +2549,7 @@ qreal QQuickTextInput::contentWidth() const /*! \qmlproperty real QtQuick::TextInput::contentHeight + \readonly Returns the height of the text, including the height past the height that is covered if the text does not fit within the set height. @@ -2682,7 +2713,7 @@ void QQuickTextInput::focusOutEvent(QFocusEvent *event) /*! \qmlproperty bool QtQuick::TextInput::inputMethodComposing - + \readonly This property holds whether the TextInput has partial text input from an input method. @@ -2748,11 +2779,13 @@ void QQuickTextInputPrivate::init() m_inputControl = new QInputControl(QInputControl::LineEdit, q); } -void QQuickTextInputPrivate::resetInputMethod() +void QQuickTextInputPrivate::cancelInput() { +#if QT_CONFIG(im) Q_Q(QQuickTextInput); if (!m_readOnly && q->hasActiveFocus() && qGuiApp) - QGuiApplication::inputMethod()->reset(); + cancelPreedit(); +#endif // im } void QQuickTextInput::updateCursorRectangle(bool scroll) @@ -2952,6 +2985,7 @@ void QQuickTextInputPrivate::setTopPadding(qreal value, bool reset) } if ((!reset && !qFuzzyCompare(oldPadding, value)) || (reset && !qFuzzyCompare(oldPadding, padding()))) { updateLayout(); + q->updateCursorRectangle(); emit q->topPaddingChanged(); } } @@ -2966,6 +3000,7 @@ void QQuickTextInputPrivate::setLeftPadding(qreal value, bool reset) } if ((!reset && !qFuzzyCompare(oldPadding, value)) || (reset && !qFuzzyCompare(oldPadding, padding()))) { updateLayout(); + q->updateCursorRectangle(); emit q->leftPaddingChanged(); } } @@ -2980,6 +3015,7 @@ void QQuickTextInputPrivate::setRightPadding(qreal value, bool reset) } if ((!reset && !qFuzzyCompare(oldPadding, value)) || (reset && !qFuzzyCompare(oldPadding, padding()))) { updateLayout(); + q->updateCursorRectangle(); emit q->rightPaddingChanged(); } } @@ -2994,6 +3030,7 @@ void QQuickTextInputPrivate::setBottomPadding(qreal value, bool reset) } if ((!reset && !qFuzzyCompare(oldPadding, value)) || (reset && !qFuzzyCompare(oldPadding, padding()))) { updateLayout(); + q->updateCursorRectangle(); emit q->bottomPaddingChanged(); } } @@ -3429,17 +3466,19 @@ void QQuickTextInputPrivate::processInputMethodEvent(QInputMethodEvent *event) if (event->replacementStart() <= 0) c += event->commitString().length() - qMin(-event->replacementStart(), event->replacementLength()); - m_cursor += event->replacementStart(); - if (m_cursor < 0) - m_cursor = 0; + int cursorInsertPos = m_cursor + event->replacementStart(); + if (cursorInsertPos < 0) + cursorInsertPos = 0; // insert commit string if (event->replacementLength()) { - m_selstart = m_cursor; + m_selstart = cursorInsertPos; m_selend = m_selstart + event->replacementLength(); m_selend = qMin(m_selend, m_text.length()); removeSelectedText(); } + m_cursor = cursorInsertPos; + if (!event->commitString().isEmpty()) { internalInsert(event->commitString()); cursorPositionChanged = true; @@ -3450,7 +3489,12 @@ void QQuickTextInputPrivate::processInputMethodEvent(QInputMethodEvent *event) for (int i = 0; i < event->attributes().size(); ++i) { const QInputMethodEvent::Attribute &a = event->attributes().at(i); if (a.type == QInputMethodEvent::Selection) { - m_cursor = qBound(0, a.start + a.length, m_text.length()); + // If we already called internalInsert(), the cursor position will + // already be adjusted correctly. The attribute.start does + // not seem to take the mask into account, so it will reset cursor + // to an invalid position in such case. + if (!cursorPositionChanged) + m_cursor = qBound(0, a.start + a.length, m_text.length()); if (a.length) { m_selstart = qMax(0, qMin(a.start, m_text.length())); m_selend = m_cursor; @@ -3466,8 +3510,12 @@ void QQuickTextInputPrivate::processInputMethodEvent(QInputMethodEvent *event) } QString oldPreeditString = m_textLayout.preeditAreaText(); m_textLayout.setPreeditArea(m_cursor, event->preeditString()); - if (oldPreeditString != m_textLayout.preeditAreaText()) + if (oldPreeditString != m_textLayout.preeditAreaText()) { emit q->preeditTextChanged(); + if (!event->preeditString().isEmpty() && m_undoPreeditState == -1) + // Pre-edit text started. Remember state for undo purpose. + m_undoPreeditState = priorState; + } const int oldPreeditCursor = m_preeditCursor; m_preeditCursor = event->preeditString().length(); hasImState = !event->preeditString().isEmpty(); @@ -3494,11 +3542,10 @@ void QQuickTextInputPrivate::processInputMethodEvent(QInputMethodEvent *event) m_textLayout.setFormats(formats); updateDisplayText(/*force*/ true); - if ((cursorPositionChanged && !emitCursorPositionChanged()) - || m_preeditCursor != oldPreeditCursor - || isGettingInput) { + if (cursorPositionChanged && emitCursorPositionChanged()) + q->updateInputMethod(Qt::ImCursorPosition | Qt::ImAnchorPosition); + else if (m_preeditCursor != oldPreeditCursor || isGettingInput) q->updateCursorRectangle(); - } if (isGettingInput) finishChange(priorState); @@ -3510,6 +3557,11 @@ void QQuickTextInputPrivate::processInputMethodEvent(QInputMethodEvent *event) q->updateInputMethod(Qt::ImCursorRectangle | Qt::ImAnchorRectangle | Qt::ImCurrentSelection); } + + // Empty pre-edit text handled. Clean m_undoPreeditState + if (event->preeditString().isEmpty()) + m_undoPreeditState = -1; + } #endif // im @@ -3586,6 +3638,12 @@ bool QQuickTextInputPrivate::finishChange(int validateFromState, bool update, bo if (m_maskData) checkIsValid(); +#if QT_CONFIG(im) + // If we were during pre-edit, validateFromState should point to the state before pre-edit + // has been started. Choose the correct oldest remembered state + if (m_undoPreeditState >= 0 && (m_undoPreeditState < validateFromState || validateFromState < 0)) + validateFromState = m_undoPreeditState; +#endif if (validateFromState >= 0 && wasValidInput && !m_validInput) { if (m_transactions.count()) return false; @@ -3658,6 +3716,9 @@ void QQuickTextInputPrivate::internalSetText(const QString &txt, int pos, bool e } m_history.clear(); m_undoState = 0; +#if QT_CONFIG(im) + m_undoPreeditState = -1; +#endif m_cursor = (pos < 0 || pos > m_text.length()) ? m_text.length() : pos; m_textDirty = (oldText != m_text); @@ -4672,7 +4733,7 @@ void QQuickTextInput::ensureVisible(int position) void QQuickTextInput::clear() { Q_D(QQuickTextInput); - d->resetInputMethod(); + d->cancelInput(); d->clear(); } @@ -4713,6 +4774,7 @@ void QQuickTextInput::setPadding(qreal padding) d->extra.value().padding = padding; d->updateLayout(); + updateCursorRectangle(); emit paddingChanged(); if (!d->extra.isAllocated() || !d->extra->explicitTopPadding) emit topPaddingChanged(); |