diff options
Diffstat (limited to 'src/plugins/platforms/ios/qiosinputcontext.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qiosinputcontext.mm | 99 |
1 files changed, 46 insertions, 53 deletions
diff --git a/src/plugins/platforms/ios/qiosinputcontext.mm b/src/plugins/platforms/ios/qiosinputcontext.mm index 1ae7f953b2..5716ad041e 100644 --- a/src/plugins/platforms/ios/qiosinputcontext.mm +++ b/src/plugins/platforms/ios/qiosinputcontext.mm @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2020 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2020 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include "qiosinputcontext.h" @@ -54,6 +18,8 @@ #include <QGuiApplication> #include <QtGui/private/qwindow_p.h> +#include <QtCore/qpointer.h> + // ------------------------------------------------------------------------- static QUIView *focusView() @@ -155,12 +121,12 @@ static QUIView *focusView() { [self keyboardWillOrDidChange:notification]; - UIResponder *firstResponder = [UIResponder currentFirstResponder]; + UIResponder *firstResponder = [UIResponder qt_currentFirstResponder]; if (![firstResponder isKindOfClass:[QIOSTextInputResponder class]]) return; // Enable hide-keyboard gesture - self.enabled = YES; + self.enabled = m_context->isInputPanelVisible(); m_context->scrollToCursor(); } @@ -210,7 +176,11 @@ static QUIView *focusView() { [super touchesBegan:touches withEvent:event]; - Q_ASSERT(m_context->isInputPanelVisible()); + if (!m_context->isInputPanelVisible()) { + qImDebug("keyboard was hidden by sliding it down, disabling hide-keyboard gesture"); + self.enabled = NO; + return; + } if ([touches count] != 1) self.state = UIGestureRecognizerStateFailed; @@ -264,7 +234,7 @@ static QUIView *focusView() if (self.state == UIGestureRecognizerStateBegan) { qImDebug("hide keyboard gesture was triggered"); - UIResponder *firstResponder = [UIResponder currentFirstResponder]; + UIResponder *firstResponder = [UIResponder qt_currentFirstResponder]; Q_ASSERT([firstResponder isKindOfClass:[QIOSTextInputResponder class]]); [firstResponder resignFirstResponder]; } @@ -333,11 +303,7 @@ QIOSInputContext::QIOSInputContext() , m_keyboardHideGesture([[QIOSKeyboardListener alloc] initWithQIOSInputContext:this]) , m_textResponder(0) { - if (isQtApplication()) { - QIOSScreen *iosScreen = static_cast<QIOSScreen*>(QGuiApplication::primaryScreen()->handle()); - [iosScreen->uiWindow() addGestureRecognizer:m_keyboardHideGesture]; - } - + Q_ASSERT(!qGuiApp->focusWindow()); connect(qGuiApp, &QGuiApplication::focusWindowChanged, this, &QIOSInputContext::focusWindowChanged); } @@ -382,7 +348,7 @@ void QIOSInputContext::clearCurrentFocusObject() void QIOSInputContext::updateKeyboardState(NSNotification *notification) { -#ifdef Q_OS_TVOS +#if defined(Q_OS_TVOS) || defined(Q_OS_VISIONOS) Q_UNUSED(notification); #else static CGRect currentKeyboardRect = CGRectZero; @@ -402,7 +368,7 @@ void QIOSInputContext::updateKeyboardState(NSNotification *notification) // The isInputPanelVisible() property is based on whether or not the virtual keyboard // is visible on screen, and does not follow the logic of the iOS WillShow and WillHide // notifications which are not emitted for undocked keyboards, and are buggy when dealing - // with input-accesosory-views. The reason for using frameEnd here (the future state), + // with input-accessory-views. The reason for using frameEnd here (the future state), // instead of the current state reflected in frameBegin, is that QInputMethod::isVisible() // is documented to reflect the future state in the case of animated transitions. m_keyboardState.keyboardVisible = CGRectIntersectsRect(frameEnd, [UIScreen mainScreen].bounds); @@ -472,6 +438,7 @@ UIView *QIOSInputContext::scrollableRootView() void QIOSInputContext::scrollToCursor() { +#if !defined(Q_OS_VISIONOS) if (!isQtApplication()) return; @@ -528,6 +495,7 @@ void QIOSInputContext::scrollToCursor() } else { scroll(0); } +#endif } void QIOSInputContext::scroll(int y) @@ -639,12 +607,15 @@ void QIOSInputContext::setFocusObject(QObject *focusObject) void QIOSInputContext::focusWindowChanged(QWindow *focusWindow) { - Q_UNUSED(focusWindow); - qImDebug() << "new focus window =" << focusWindow; reset(); + if (isQtApplication()) { + [m_keyboardHideGesture.view removeGestureRecognizer:m_keyboardHideGesture]; + [focusView().window addGestureRecognizer:m_keyboardHideGesture]; + } + // The keyboard rectangle depend on the focus window, so // we need to re-evaluate the keyboard state. updateKeyboardState(); @@ -735,11 +706,33 @@ bool QIOSInputContext::inputMethodAccepted() const */ void QIOSInputContext::reset() { - qImDebug("updating Qt::ImQueryAll and unmarking text"); + qImDebug("releasing text responder"); + + // UIKit will sometimes, for unknown reasons, unset the input delegate on the + // current text responder. This seems to happen as a result of us calling + // [self.inputDelegate textDidChange:self] from [m_textResponder reset]. + // But it won't be set to nil directly, only after a character is typed on + // the input panel after the reset. This strange behavior seems to be related + // to us overriding [QUIView setInteraction] to ignore UITextInteraction. If we + // didn't do that, the delegate would be kept. But not overriding that function + // has its own share of issues, so it seems better to keep that way for now. + // Instead, we choose to recreate the text responder as a brute-force solution + // until we have better knowledge of what is going on (or implement the new + // UITextInteraction protocol). + const auto oldResponder = m_textResponder; + [m_textResponder reset]; + [m_textResponder autorelease]; + m_textResponder = nullptr; update(Qt::ImQueryAll); - [m_textResponder reset]; + // If update() didn't end up creating a new text responder, oldResponder will still be + // the first responder. In that case we need to resign it, so that the input panel hides. + // (the input panel will apparently not hide if the first responder is only released). + if ([oldResponder isFirstResponder]) { + qImDebug("IM not enabled, resigning autoreleased text responder as first responder"); + [oldResponder resignFirstResponder]; + } } /*! |