1 files changed, 199 insertions, 0 deletions
diff --git a/Swift/QtUI/UserSearch/QtSuggestingJIDInput.cpp b/Swift/QtUI/UserSearch/QtSuggestingJIDInput.cpp
new file mode 100644
index 0000000..57033d8
--- /dev/null
+++ b/Swift/QtUI/UserSearch/QtSuggestingJIDInput.cpp
@@ -0,0 +1,199 @@
+/*
+ * Copyright (c) 2013 Tobias Markmann
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+/*
+ * Copyright (c) 2014 Kevin Smith and Remko Tronçon
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt 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_;
+}
+
+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::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();
+}
+
+}