| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
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| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** |
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| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #include "qdbusplatformmenu_p.h" |
| |
| #include <QDateTime> |
| #include <QDebug> |
| #include <QWindow> |
| |
| QT_BEGIN_NAMESPACE |
| |
| Q_LOGGING_CATEGORY(qLcMenu, "qt.qpa.menu") |
| |
| static int nextDBusID = 1; |
| QHash<int, QDBusPlatformMenuItem *> menuItemsByID; |
| |
| QDBusPlatformMenuItem::QDBusPlatformMenuItem() |
| : m_subMenu(nullptr) |
| , m_role(NoRole) |
| , m_isEnabled(true) |
| , m_isVisible(true) |
| , m_isSeparator(false) |
| , m_isCheckable(false) |
| , m_isChecked(false) |
| , m_hasExclusiveGroup(false) |
| , m_dbusID(nextDBusID++) |
| { |
| menuItemsByID.insert(m_dbusID, this); |
| } |
| |
| QDBusPlatformMenuItem::~QDBusPlatformMenuItem() |
| { |
| menuItemsByID.remove(m_dbusID); |
| if (m_subMenu) |
| static_cast<QDBusPlatformMenu *>(m_subMenu)->setContainingMenuItem(nullptr); |
| } |
| |
| void QDBusPlatformMenuItem::setText(const QString &text) |
| { |
| qCDebug(qLcMenu) << m_dbusID << text; |
| m_text = text; |
| } |
| |
| void QDBusPlatformMenuItem::setIcon(const QIcon &icon) |
| { |
| m_icon = icon; |
| } |
| |
| /*! |
| Set a submenu under this menu item. |
| */ |
| void QDBusPlatformMenuItem::setMenu(QPlatformMenu *menu) |
| { |
| if (m_subMenu) |
| static_cast<QDBusPlatformMenu *>(m_subMenu)->setContainingMenuItem(nullptr); |
| m_subMenu = menu; |
| if (menu) |
| static_cast<QDBusPlatformMenu *>(menu)->setContainingMenuItem(this); |
| } |
| |
| void QDBusPlatformMenuItem::setEnabled(bool enabled) |
| { |
| m_isEnabled = enabled; |
| } |
| |
| void QDBusPlatformMenuItem::setVisible(bool isVisible) |
| { |
| m_isVisible = isVisible; |
| } |
| |
| void QDBusPlatformMenuItem::setIsSeparator(bool isSeparator) |
| { |
| m_isSeparator = isSeparator; |
| } |
| |
| void QDBusPlatformMenuItem::setRole(QPlatformMenuItem::MenuRole role) |
| { |
| m_role = role; |
| } |
| |
| void QDBusPlatformMenuItem::setCheckable(bool checkable) |
| { |
| m_isCheckable = checkable; |
| } |
| |
| void QDBusPlatformMenuItem::setChecked(bool isChecked) |
| { |
| m_isChecked = isChecked; |
| } |
| |
| void QDBusPlatformMenuItem::setHasExclusiveGroup(bool hasExclusiveGroup) |
| { |
| m_hasExclusiveGroup = hasExclusiveGroup; |
| } |
| |
| #ifndef QT_NO_SHORTCUT |
| void QDBusPlatformMenuItem::setShortcut(const QKeySequence &shortcut) |
| { |
| m_shortcut = shortcut; |
| } |
| #endif |
| |
| void QDBusPlatformMenuItem::trigger() |
| { |
| emit activated(); |
| } |
| |
| QDBusPlatformMenuItem *QDBusPlatformMenuItem::byId(int id) |
| { |
| // We need to check contains because otherwise QHash would insert |
| // a default-constructed nullptr value into menuItemsByID |
| if (menuItemsByID.contains(id)) |
| return menuItemsByID[id]; |
| return nullptr; |
| } |
| |
| QList<const QDBusPlatformMenuItem *> QDBusPlatformMenuItem::byIds(const QList<int> &ids) |
| { |
| QList<const QDBusPlatformMenuItem *> ret; |
| for (int id : ids) { |
| if (menuItemsByID.contains(id)) |
| ret << menuItemsByID[id]; |
| } |
| return ret; |
| } |
| |
| |
| QDBusPlatformMenu::QDBusPlatformMenu() |
| : m_isEnabled(true) |
| , m_isVisible(true) |
| , m_revision(1) |
| , m_containingMenuItem(nullptr) |
| { |
| } |
| |
| QDBusPlatformMenu::~QDBusPlatformMenu() |
| { |
| if (m_containingMenuItem) |
| m_containingMenuItem->setMenu(nullptr); |
| } |
| |
| void QDBusPlatformMenu::insertMenuItem(QPlatformMenuItem *menuItem, QPlatformMenuItem *before) |
| { |
| QDBusPlatformMenuItem *item = static_cast<QDBusPlatformMenuItem *>(menuItem); |
| QDBusPlatformMenuItem *beforeItem = static_cast<QDBusPlatformMenuItem *>(before); |
| int idx = m_items.indexOf(beforeItem); |
| qCDebug(qLcMenu) << item->dbusID() << item->text(); |
| if (idx < 0) |
| m_items.append(item); |
| else |
| m_items.insert(idx, item); |
| m_itemsByTag.insert(item->tag(), item); |
| if (item->menu()) |
| syncSubMenu(static_cast<const QDBusPlatformMenu *>(item->menu())); |
| emitUpdated(); |
| } |
| |
| void QDBusPlatformMenu::removeMenuItem(QPlatformMenuItem *menuItem) |
| { |
| QDBusPlatformMenuItem *item = static_cast<QDBusPlatformMenuItem *>(menuItem); |
| m_items.removeAll(item); |
| m_itemsByTag.remove(menuItem->tag()); |
| if (item->menu()) { |
| // disconnect from the signals we connected to in syncSubMenu() |
| const QDBusPlatformMenu *menu = static_cast<const QDBusPlatformMenu *>(item->menu()); |
| disconnect(menu, &QDBusPlatformMenu::propertiesUpdated, |
| this, &QDBusPlatformMenu::propertiesUpdated); |
| disconnect(menu, &QDBusPlatformMenu::updated, |
| this, &QDBusPlatformMenu::updated); |
| disconnect(menu, &QDBusPlatformMenu::popupRequested, |
| this, &QDBusPlatformMenu::popupRequested); |
| } |
| emitUpdated(); |
| } |
| |
| void QDBusPlatformMenu::syncSubMenu(const QDBusPlatformMenu *menu) |
| { |
| // The adaptor is only connected to the propertiesUpdated signal of the top-level |
| // menu, so the submenus should transfer their signals to their parents. |
| connect(menu, &QDBusPlatformMenu::propertiesUpdated, |
| this, &QDBusPlatformMenu::propertiesUpdated, Qt::UniqueConnection); |
| connect(menu, &QDBusPlatformMenu::updated, |
| this, &QDBusPlatformMenu::updated, Qt::UniqueConnection); |
| connect(menu, &QDBusPlatformMenu::popupRequested, |
| this, &QDBusPlatformMenu::popupRequested, Qt::UniqueConnection); |
| } |
| |
| void QDBusPlatformMenu::syncMenuItem(QPlatformMenuItem *menuItem) |
| { |
| QDBusPlatformMenuItem *item = static_cast<QDBusPlatformMenuItem *>(menuItem); |
| // if a submenu was added to this item, we need to connect to its signals |
| if (item->menu()) |
| syncSubMenu(static_cast<const QDBusPlatformMenu *>(item->menu())); |
| // TODO keep around copies of the QDBusMenuLayoutItems so they can be updated? |
| // or eliminate them by putting dbus streaming operators in this class instead? |
| // or somehow tell the dbusmenu client that something has changed, so it will ask for properties again |
| QDBusMenuItemList updated; |
| QDBusMenuItemKeysList removed; |
| updated << QDBusMenuItem(item); |
| qCDebug(qLcMenu) << updated; |
| emit propertiesUpdated(updated, removed); |
| } |
| |
| void QDBusPlatformMenu::emitUpdated() |
| { |
| if (m_containingMenuItem) |
| emit updated(++m_revision, m_containingMenuItem->dbusID()); |
| else |
| emit updated(++m_revision, 0); |
| } |
| |
| void QDBusPlatformMenu::setText(const QString &text) |
| { |
| m_text = text; |
| } |
| |
| void QDBusPlatformMenu::setIcon(const QIcon &icon) |
| { |
| m_icon = icon; |
| } |
| |
| void QDBusPlatformMenu::setEnabled(bool enabled) |
| { |
| m_isEnabled = enabled; |
| } |
| |
| void QDBusPlatformMenu::setVisible(bool isVisible) |
| { |
| m_isVisible = isVisible; |
| } |
| |
| void QDBusPlatformMenu::setContainingMenuItem(QDBusPlatformMenuItem *item) |
| { |
| m_containingMenuItem = item; |
| } |
| |
| void QDBusPlatformMenu::showPopup(const QWindow *parentWindow, const QRect &targetRect, const QPlatformMenuItem *item) |
| { |
| Q_UNUSED(parentWindow); |
| Q_UNUSED(targetRect); |
| Q_UNUSED(item); |
| setVisible(true); |
| emit popupRequested(m_containingMenuItem->dbusID(), QDateTime::currentMSecsSinceEpoch()); |
| } |
| |
| QPlatformMenuItem *QDBusPlatformMenu::menuItemAt(int position) const |
| { |
| return m_items.value(position); |
| } |
| |
| QPlatformMenuItem *QDBusPlatformMenu::menuItemForTag(quintptr tag) const |
| { |
| return m_itemsByTag[tag]; |
| } |
| |
| const QList<QDBusPlatformMenuItem *> QDBusPlatformMenu::items() const |
| { |
| return m_items; |
| } |
| |
| QPlatformMenuItem *QDBusPlatformMenu::createMenuItem() const |
| { |
| QDBusPlatformMenuItem *ret = new QDBusPlatformMenuItem(); |
| return ret; |
| } |
| |
| QPlatformMenu *QDBusPlatformMenu::createSubMenu() const |
| { |
| return new QDBusPlatformMenu; |
| } |
| |
| QT_END_NAMESPACE |