/* * Copyright (c) 2013 Tobias Markmann * Licensed under the simplified BSD license. * See Documentation/Licenses/BSD-simplified.txt for more information. */ /* * Copyright (c) 2014-2015 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ #include <Swift/QtUI/UserSearch/QtSuggestingJIDInput.h> #include <Swift/QtUI/UserSearch/ContactListDelegate.h> #include <Swift/Controllers/Settings/SettingsProvider.h> #include <Swift/QtUI/QtUISettingConstants.h> #include <Swift/QtUI/UserSearch/ContactListModel.h> #include <Swiften/Base/boost_bsignals.h> #include <boost/bind.hpp> #include <Swift/QtUI/QtSwiftUtil.h> #include <QAbstractItemView> #include <QApplication> #include <QDesktopWidget> #include <QKeyEvent> namespace Swift { QtSuggestingJIDInput::QtSuggestingJIDInput(QWidget* parent, SettingsProvider* settings) : QLineEdit(parent), settings_(settings) { treeViewPopup_ = new QTreeView(); treeViewPopup_->setWindowFlags(Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint | Qt::X11BypassWindowManagerHint); //treeViewPopup_->setAttribute(Qt::WA_ShowWithoutActivating); treeViewPopup_->setAlternatingRowColors(true); treeViewPopup_->setIndentation(0); treeViewPopup_->setHeaderHidden(true); treeViewPopup_->setExpandsOnDoubleClick(false); treeViewPopup_->setItemsExpandable(false); treeViewPopup_->setSelectionMode(QAbstractItemView::SingleSelection); treeViewPopup_->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); treeViewPopup_->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); QSizePolicy policy(treeViewPopup_->sizePolicy()); policy.setVerticalPolicy(QSizePolicy::Expanding); treeViewPopup_->setSizePolicy(policy); treeViewPopup_->hide(); treeViewPopup_->setFocusProxy(this); connect(treeViewPopup_, SIGNAL(clicked(QModelIndex)), this, SLOT(handleClicked(QModelIndex))); connect(treeViewPopup_, SIGNAL(doubleClicked(QModelIndex)), this, SLOT(handleClicked(QModelIndex))); contactListModel_ = new ContactListModel(false); treeViewPopup_->setModel(contactListModel_); contactListDelegate_ = new ContactListDelegate(settings->getSetting(QtUISettingConstants::COMPACT_ROSTER)); treeViewPopup_->setItemDelegate(contactListDelegate_); settings_->onSettingChanged.connect(boost::bind(&QtSuggestingJIDInput::handleSettingsChanged, this, _1)); } QtSuggestingJIDInput::~QtSuggestingJIDInput() { settings_->onSettingChanged.disconnect(boost::bind(&QtSuggestingJIDInput::handleSettingsChanged, this, _1)); delete treeViewPopup_; delete contactListDelegate_; delete contactListModel_; } Contact::ref QtSuggestingJIDInput::getContact() { if (!!currentContact_) { return currentContact_; } if (!text().isEmpty()) { JID jid(Q2PSTRING(text())); if (jid.isValid()) { Contact::ref manualContact = boost::make_shared<Contact>(); manualContact->name = jid.toString(); manualContact->jid = jid; return manualContact; } } return boost::shared_ptr<Contact>(); } void QtSuggestingJIDInput::setSuggestions(const std::vector<Contact::ref>& suggestions) { contactListModel_->setList(suggestions); positionPopup(); if (!suggestions.empty()) { treeViewPopup_->setCurrentIndex(contactListModel_->index(0, 0)); showPopup(); } else { currentContact_.reset(); hidePopup(); } } void QtSuggestingJIDInput::clear() { setText(""); currentContact_.reset(); } void QtSuggestingJIDInput::keyPressEvent(QKeyEvent* event) { if (event->key() == Qt::Key_Up) { if (contactListModel_->rowCount() > 0) { int row = treeViewPopup_->currentIndex().row(); row = (row + contactListModel_->rowCount() - 1) % contactListModel_->rowCount(); treeViewPopup_->setCurrentIndex(contactListModel_->index(row, 0)); } } else if (event->key() == Qt::Key_Down) { if (contactListModel_->rowCount() > 0) { int row = treeViewPopup_->currentIndex().row(); row = (row + contactListModel_->rowCount() + 1) % contactListModel_->rowCount(); treeViewPopup_->setCurrentIndex(contactListModel_->index(row, 0)); } } else if (event->key() == Qt::Key_Return && treeViewPopup_->isVisible()) { QModelIndex index = treeViewPopup_->currentIndex(); if (!contactListModel_->getList().empty() && index.isValid()) { currentContact_ = contactListModel_->getContact(index.row()); if (currentContact_->jid.isValid()) { setText(P2QSTRING(currentContact_->jid.toString())); } else { setText(P2QSTRING(currentContact_->name)); } hidePopup(); clearFocus(); } else { currentContact_.reset(); } editingDone(); } else { QLineEdit::keyPressEvent(event); } } void QtSuggestingJIDInput::hideEvent(QHideEvent* /* event */) { // Hide our popup when we are hidden (can happen when a dialog is closed by the user). treeViewPopup_->hide(); } void QtSuggestingJIDInput::handleApplicationFocusChanged(QWidget* /*old*/, QWidget* /*now*/) { /* Using the now argument gives use the wrong widget. This is part of the code needed to prevent stealing of focus when opening a the suggestion window. */ QWidget* now = qApp->focusWidget(); if (!now || (now != treeViewPopup_ && now != this && !now->isAncestorOf(this) && !now->isAncestorOf(treeViewPopup_) && !this->isAncestorOf(now) && !treeViewPopup_->isAncestorOf(now))) { hidePopup(); } } void QtSuggestingJIDInput::handleSettingsChanged(const std::string& setting) { if (setting == QtUISettingConstants::COMPACT_ROSTER.getKey()) { contactListDelegate_->setCompact(settings_->getSetting(QtUISettingConstants::COMPACT_ROSTER)); } } void QtSuggestingJIDInput::handleClicked(const QModelIndex& index) { if (index.isValid()) { currentContact_ = contactListModel_->getContact(index.row()); onUserSelected(currentContact_); hidePopup(); } } void QtSuggestingJIDInput::positionPopup() { QDesktopWidget* desktop = QApplication::desktop(); int screen = desktop->screenNumber(this); QPoint point = mapToGlobal(QPoint(0, height())); QRect geometry = desktop->availableGeometry(screen); int x = point.x(); int y = point.y(); int width = this->width(); int height = 80; int screenWidth = geometry.x() + geometry.width(); if (x + width > screenWidth) { x = screenWidth - width; } height = treeViewPopup_->sizeHintForRow(0) * contactListModel_->rowCount(); height = height > 200 ? 200 : height; int marginLeft; int marginTop; int marginRight; int marginBottom; treeViewPopup_->getContentsMargins(&marginLeft, &marginTop, &marginRight, &marginBottom); height += marginTop + marginBottom; width += marginLeft + marginRight; treeViewPopup_->setGeometry(x, y, width, height); treeViewPopup_->move(x, y); treeViewPopup_->setMaximumWidth(width); } void QtSuggestingJIDInput::showPopup() { treeViewPopup_->show(); activateWindow(); connect(qApp, SIGNAL(focusChanged(QWidget*, QWidget*)), this, SLOT(handleApplicationFocusChanged(QWidget*, QWidget*)), Qt::QueuedConnection); setFocus(); } void QtSuggestingJIDInput::hidePopup() { disconnect(qApp, SIGNAL(focusChanged(QWidget*, QWidget*)), this, SLOT(handleApplicationFocusChanged(QWidget*, QWidget*))); treeViewPopup_->hide(); // Give focus back to input widget because the hide() call passes the focus to the wrong widget. setFocus(); } }