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Pierre Rossi authored
Use a raw pointer instead of QScopedPointer for the UI components. Since the components are always parented to the view and deleted through the QObject cleanup mechanism, it was not correct to use QScopedPointer in the first place. Change-Id: I0c8fd9526e898439c52c6a6f538a66f8a1185ef9 Reviewed-by:Jocelyn Turcotte <jocelyn.turcotte@digia.com>
04027433
/******************************************************************************** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).** Contact: http://www.qt-project.org/legal**** This file is part of the QtWebEngine module 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 Digia. For licensing terms and** conditions see http://qt.digia.com/licensing. For further information** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software** Foundation and appearing in the file LICENSE.LGPL included in the** packaging of this file. Please review the following information to** ensure the GNU Lesser General Public License version 2.1 requirements** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.**** In addition, as a special exception, Digia gives you certain additional** rights. These rights are described in the Digia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** GNU General Public License Usage** Alternatively, this file may be used under the terms of the GNU** General Public License version 3.0 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file. Please review the following information to** ensure the GNU General Public License version 3.0 requirements will be** met: http://www.gnu.org/copyleft/gpl.html.****** $QT_END_LICENSE$******************************************************************************/#include "ui_delegates_manager.h"#include "api/qquickwebengineview_p.h"#include "javascript_dialog_controller.h"#include <QAbstractListModel>#include <QClipboard>#include <QFileInfo>#include <QGuiApplication>#include <QQmlContext>#include <QQmlEngine>#include <QQmlProperty>#include <QStringBuilder>#include <private/qqmlmetatype_p.h>// Uncomment for QML debugging//#define UI_DELEGATES_DEBUG#define NO_SEPARATOR#if defined(Q_OS_WIN)#define FILE_NAME_CASE_STATEMENT(TYPE, COMPONENT) \ case UIDelegatesManager::TYPE:\ return QStringLiteral(#TYPE L ##".qml");#else#define FILE_NAME_CASE_STATEMENT(TYPE, COMPONENT) \ case UIDelegatesManager::TYPE:\ return QStringLiteral(#TYPE".qml");#endif7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140
static QString fileNameForComponent(UIDelegatesManager::ComponentType type)
{
switch (type) {
FOR_EACH_COMPONENT_TYPE(FILE_NAME_CASE_STATEMENT, NO_SEPARATOR)
default:
Q_UNREACHABLE();
}
return QString();
}
MenuItemHandler::MenuItemHandler(QObject *parent)
: QObject(parent)
{
}
CopyMenuItem::CopyMenuItem(QObject *parent, const QString &textToCopy)
: MenuItemHandler(parent)
, m_textToCopy(textToCopy)
{
connect(this, &MenuItemHandler::triggered, this, &CopyMenuItem::onTriggered);
}
void CopyMenuItem::onTriggered()
{
qApp->clipboard()->setText(m_textToCopy);
}
NavigateMenuItem::NavigateMenuItem(QObject *parent, const QExplicitlySharedDataPointer<WebContentsAdapter> &adapter, const QUrl &targetUrl)
: MenuItemHandler(parent)
, m_adapter(adapter)
, m_targetUrl(targetUrl)
{
connect(this, &MenuItemHandler::triggered, this, &NavigateMenuItem::onTriggered);
}
void NavigateMenuItem::onTriggered()
{
m_adapter->load(m_targetUrl);
}
#define COMPONENT_MEMBER_INIT(TYPE, COMPONENT) \
, COMPONENT##Component(0)
UIDelegatesManager::UIDelegatesManager(QQuickWebEngineView *view)
: m_view(view)
FOR_EACH_COMPONENT_TYPE(COMPONENT_MEMBER_INIT, NO_SEPARATOR)
{
}
#define COMPONENT_MEMBER_CASE_STATEMENT(TYPE, COMPONENT) \
case TYPE: \
component = &COMPONENT##Component; \
break;
bool UIDelegatesManager::ensureComponentLoaded(ComponentType type)
{
QQmlComponent **component;
switch (type) {
FOR_EACH_COMPONENT_TYPE(COMPONENT_MEMBER_CASE_STATEMENT, NO_SEPARATOR)
default:
Q_UNREACHABLE();
return false;
}
QString fileName(fileNameForComponent(type));
#ifndef UI_DELEGATES_DEBUG
if (*component)
return true;
#else // Unconditionally reload the components each time.
fprintf(stderr, "%s: %s\n", Q_FUNC_INFO, qPrintable(fileName));
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#endif
QQmlEngine* engine = qmlEngine(m_view);
if (!engine)
return false;
QString absolutePath;
Q_FOREACH (const QString &path, engine->importPathList()) {
QFileInfo fi(path % QStringLiteral("/QtWebEngine/UIDelegates/") % fileName);
if (fi.exists())
absolutePath = fi.absoluteFilePath();
}
// FIXME: handle async loading
*component = (new QQmlComponent(engine, QUrl(absolutePath), QQmlComponent::PreferSynchronous, m_view));
if ((*component)->status() != QQmlComponent::Ready) {
#ifdef UI_DELEGATES_DEBUG
Q_FOREACH (const QQmlError& err, (*component)->errors())
fprintf(stderr, " component error: %s\n", qPrintable(err.toString()));
#endif
return false;
}
return true;
}
QQmlContext *UIDelegatesManager::creationContextForComponent(QQmlComponent *component)
{
Q_ASSERT(component);
QQmlContext* baseContext = component->creationContext() ? component->creationContext() : qmlContext(m_view);
Q_ASSERT(baseContext);
return baseContext;
}
#define CHECK_QML_SIGNAL_PROPERTY(prop, location) \
if (!prop.isSignalProperty()) \
qWarning("%s is missing %s signal property.\n", qPrintable(location.toString()), qPrintable(prop.name()));
void UIDelegatesManager::addMenuItem(MenuItemHandler *menuItemHandler, const QString &text, const QString &iconName, bool enabled)
{
Q_ASSERT(menuItemHandler);
if (!ensureComponentLoaded(MenuItem))
return;
QObject *it = menuItemComponent->beginCreate(creationContextForComponent(menuItemComponent));
QQmlProperty(it, QStringLiteral("text")).write(text);
QQmlProperty(it, QStringLiteral("iconName")).write(iconName);
QQmlProperty(it, QStringLiteral("enabled")).write(enabled);
QQmlProperty signal(it, QStringLiteral("onTriggered"));
CHECK_QML_SIGNAL_PROPERTY(signal, menuItemComponent->url());
QObject::connect(it, signal.method(), menuItemHandler, QMetaMethod::fromSignal(&MenuItemHandler::triggered));
menuItemComponent->completeCreate();
QObject *menu = menuItemHandler->parent();
it->setParent(menu);
QQmlListReference entries(menu, QQmlMetaType::defaultProperty(menu).name(), qmlEngine(m_view));
if (entries.isValid())
entries.append(it);
}
void UIDelegatesManager::addMenuSeparator(QObject *menu)
{
if (!ensureComponentLoaded(MenuSeparator))
return;
QQmlContext *itemContext = creationContextForComponent(menuSeparatorComponent);
QObject *sep = menuSeparatorComponent->create(itemContext);
sep->setParent(menu);
QQmlListReference entries(menu, QQmlMetaType::defaultProperty(menu).name(), qmlEngine(m_view));
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if (entries.isValid())
entries.append(sep);
}
QObject *UIDelegatesManager::addMenu(QObject *parentMenu, const QString &title, const QPoint& pos)
{
if (!ensureComponentLoaded(Menu))
return 0;
QQmlContext *context(creationContextForComponent(menuComponent));
QObject *menu = menuComponent->beginCreate(context);
// Useful when not using Qt Quick Controls' Menu
if (QQuickItem* item = qobject_cast<QQuickItem*>(menu))
item->setParentItem(m_view);
if (!title.isEmpty())
QQmlProperty(menu, QStringLiteral("title")).write(title);
if (!pos.isNull())
QQmlProperty(menu, QStringLiteral("pos")).write(pos);
if (!parentMenu) {
QQmlProperty doneSignal(menu, QStringLiteral("onDone"));
static int deleteLaterIndex = menu->metaObject()->indexOfSlot("deleteLater()");
if (doneSignal.isSignalProperty())
QObject::connect(menu, doneSignal.method(), menu, menu->metaObject()->method(deleteLaterIndex));
} else {
menu->setParent(parentMenu);
QQmlListReference entries(parentMenu, QQmlMetaType::defaultProperty(parentMenu).name(), qmlEngine(m_view));
if (entries.isValid())
entries.append(menu);
}
menuComponent->completeCreate();
return menu;
}
#define ASSIGN_DIALOG_COMPONENT_DATA_CASE_STATEMENT(TYPE, COMPONENT) \
case TYPE:\
dialogComponent = COMPONENT##Component; \
break;
void UIDelegatesManager::showDialog(QSharedPointer<JavaScriptDialogController> dialogController)
{
Q_ASSERT(!dialogController.isNull());
ComponentType dialogComponentType = Invalid;
QString title;
switch (dialogController->type()) {
case WebContentsAdapterClient::AlertDialog:
dialogComponentType = AlertDialog;
title = QObject::tr("Javascript Alert - %1");
break;
case WebContentsAdapterClient::ConfirmDialog:
dialogComponentType = ConfirmDialog;
title = QObject::tr("Javascript Confirm - %1");
break;
case WebContentsAdapterClient::PromptDialog:
dialogComponentType = PromptDialog;
title = QObject::tr("Javascript Prompt - %1");
break;
default:
Q_UNREACHABLE();
}
if (!ensureComponentLoaded(dialogComponentType))
return;
QQmlComponent *dialogComponent = Q_NULLPTR;
switch (dialogComponentType) {
FOR_EACH_COMPONENT_TYPE(ASSIGN_DIALOG_COMPONENT_DATA_CASE_STATEMENT, NO_SEPARATOR)
default:
281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350
Q_UNREACHABLE();
}
QQmlContext *context(creationContextForComponent(dialogComponent));
QObject *dialog = dialogComponent->beginCreate(context);
dialog->setParent(m_view);
QQmlProperty textProp(dialog, QStringLiteral("text"));
textProp.write(dialogController->message());
QQmlProperty titleProp(dialog, QStringLiteral("title"));
titleProp.write(title.arg(m_view->url().toString()));
if (dialogComponentType == PromptDialog) {
QQmlProperty promptProp(dialog, QStringLiteral("prompt"));
promptProp.write(dialogController->defaultPrompt());
QQmlProperty inputSignal(dialog, QStringLiteral("onInput"));
CHECK_QML_SIGNAL_PROPERTY(inputSignal, dialogComponent->url());
static int setTextIndex = dialogController->metaObject()->indexOfSlot("textProvided(QString)");
QObject::connect(dialog, inputSignal.method(), dialogController.data(), dialogController->metaObject()->method(setTextIndex));
}
QQmlProperty acceptSignal(dialog, QStringLiteral("onAccepted"));
QQmlProperty rejectSignal(dialog, QStringLiteral("onRejected"));
CHECK_QML_SIGNAL_PROPERTY(acceptSignal, dialogComponent->url());
CHECK_QML_SIGNAL_PROPERTY(rejectSignal, dialogComponent->url());
static int acceptIndex = dialogController->metaObject()->indexOfSlot("accept()");
QObject::connect(dialog, acceptSignal.method(), dialogController.data(), dialogController->metaObject()->method(acceptIndex));
static int rejectIndex = dialogController->metaObject()->indexOfSlot("reject()");
QObject::connect(dialog, rejectSignal.method(), dialogController.data(), dialogController->metaObject()->method(rejectIndex));
dialogComponent->completeCreate();
QObject::connect(dialogController.data(), &JavaScriptDialogController::dialogCloseRequested, dialog, &QObject::deleteLater);
QMetaObject::invokeMethod(dialog, "open");
}
namespace {
class FilePickerController : public QObject {
Q_OBJECT
public:
FilePickerController(WebContentsAdapterClient::FileChooserMode, const QExplicitlySharedDataPointer<WebContentsAdapter> &, QObject * = 0);
public Q_SLOTS:
void accepted(const QVariant &files);
void rejected();
private:
QExplicitlySharedDataPointer<WebContentsAdapter> m_adapter;
WebContentsAdapterClient::FileChooserMode m_mode;
};
FilePickerController::FilePickerController(WebContentsAdapterClient::FileChooserMode mode, const QExplicitlySharedDataPointer<WebContentsAdapter> &adapter, QObject *parent)
: QObject(parent)
, m_adapter(adapter)
, m_mode(mode)
{
}
void FilePickerController::accepted(const QVariant &files)
{
QStringList stringList;
// Qt Quick's file dialog returns a list of QUrls, this will hence shape our API there.
Q_FOREACH (const QUrl &url, files.value<QList<QUrl> >())
stringList.append(url.toLocalFile());
m_adapter->filesSelectedInChooser(stringList, m_mode);
}
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void FilePickerController::rejected()
{
m_adapter->filesSelectedInChooser(QStringList(), m_mode);
}
} // namespace
void UIDelegatesManager::showFilePicker(WebContentsAdapterClient::FileChooserMode mode, const QString &defaultFileName, const QStringList &acceptedMimeTypes, const QExplicitlySharedDataPointer<WebContentsAdapter> &adapter)
{
Q_UNUSED(defaultFileName);
Q_UNUSED(acceptedMimeTypes);
if (!ensureComponentLoaded(FilePicker))
return;
QQmlContext *context(creationContextForComponent(filePickerComponent));
QObject *filePicker = filePickerComponent->beginCreate(context);
if (QQuickItem* item = qobject_cast<QQuickItem*>(filePicker))
item->setParentItem(m_view);
filePicker->setParent(m_view);
filePickerComponent->completeCreate();
// Fine-tune some properties depending on the mode.
switch (mode) {
case WebContentsAdapterClient::Open:
break;
case WebContentsAdapterClient::Save:
filePicker->setProperty("selectExisting", false);
break;
case WebContentsAdapterClient::OpenMultiple:
filePicker->setProperty("selectMultiple", true);
break;
case WebContentsAdapterClient::UploadFolder:
filePicker->setProperty("selectFolder", true);
break;
default:
Q_UNREACHABLE();
}
FilePickerController *controller = new FilePickerController(mode, adapter, filePicker);
QQmlProperty filesPickedSignal(filePicker, QStringLiteral("onFilesSelected"));
CHECK_QML_SIGNAL_PROPERTY(filesPickedSignal, filePickerComponent->url());
QQmlProperty rejectSignal(filePicker, QStringLiteral("onRejected"));
CHECK_QML_SIGNAL_PROPERTY(rejectSignal, filePickerComponent->url());
static int acceptedIndex = controller->metaObject()->indexOfSlot("accepted(QVariant)");
QObject::connect(filePicker, filesPickedSignal.method(), controller, controller->metaObject()->method(acceptedIndex));
static int rejectedIndex = controller->metaObject()->indexOfSlot("rejected()");
QObject::connect(filePicker, rejectSignal.method(), controller, controller->metaObject()->method(rejectedIndex));
// delete when done.
static int deleteLaterIndex = filePicker->metaObject()->indexOfSlot("deleteLater()");
QObject::connect(filePicker, filesPickedSignal.method(), filePicker, filePicker->metaObject()->method(deleteLaterIndex));
QObject::connect(filePicker, rejectSignal.method(), filePicker, filePicker->metaObject()->method(deleteLaterIndex));
QMetaObject::invokeMethod(filePicker, "open");
}
#include "ui_delegates_manager.moc"