169 lines
5.0 KiB
C++
169 lines
5.0 KiB
C++
/***************************************************************************
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* Copyright 2011 Marco Martin <mart@kde.org> *
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* Copyright 2011 Artur Duque de Souza <asouza@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
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***************************************************************************/
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#include "tooltip.h"
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#include "declarativeitemcontainer_p.h"
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#include <QDeclarativeItem>
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#include <QGraphicsObject>
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#include <QGraphicsWidget>
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#include <QGraphicsScene>
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#include <QDebug>
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#include <QTimer>
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#include <KIcon>
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#include <KIconLoader>
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#include <Plasma/ToolTipContent>
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#include <Plasma/ToolTipManager>
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ToolTipProxy::ToolTipProxy(QObject *parent)
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: QObject(parent), m_mainText(""), m_subText(""), m_widget(0)
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{
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connect(this, SIGNAL(targetChanged()), this, SLOT(updateToolTip()));
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connect(this, SIGNAL(mainTextChanged()), this, SLOT(updateToolTip()));
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connect(this, SIGNAL(subTextChanged()), this, SLOT(updateToolTip()));
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connect(this, SIGNAL(imageChanged()), this, SLOT(updateToolTip()));
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}
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ToolTipProxy::~ToolTipProxy()
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{
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}
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QGraphicsObject *ToolTipProxy::target() const
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{
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return m_target.data();
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}
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void ToolTipProxy::setTarget(QGraphicsObject *target)
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{
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if (m_target.data() != target) {
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m_target = target;
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m_widget = qobject_cast<QGraphicsWidget*>(m_target.data());
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if (!m_widget) {
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// if this is called in Compenent.onCompleted we have to
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// wait a loop for the item to be added to a scene
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QTimer::singleShot(0, this, SLOT(syncTarget()));
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return;
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}
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emit targetChanged();
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}
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}
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void ToolTipProxy::syncTarget()
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{
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// find the scene
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QGraphicsScene *scene = m_target.data()->scene();
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if (!scene) {
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QObject *parent = m_target.data();
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while ((parent = parent->parent())) {
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QGraphicsObject *qo = qobject_cast<QGraphicsObject*>(parent);
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if (qo) {
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scene = qo->scene();
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scene->addItem(m_target.data());
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break;
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}
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}
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}
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QDeclarativeItem *item = qobject_cast<QDeclarativeItem*>(m_target.data());
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if (!item) {
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return;
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}
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if (!m_declarativeItemContainer) {
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m_declarativeItemContainer = QWeakPointer<DeclarativeItemContainer>(new DeclarativeItemContainer());
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m_declarativeItemContainer.data()->setObjectName("DIContainer");
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scene->addItem(m_declarativeItemContainer.data());
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}
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if (m_declarativeItemContainer) {
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m_target.data()->setObjectName("Original Item");
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m_declarativeItemContainer.data()->setDeclarativeItem(item, false);
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m_declarativeItemContainer.data()->setAcceptHoverEvents(true);
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m_declarativeItemContainer.data()->setParentItem(m_target.data());
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m_widget = m_declarativeItemContainer.data();
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emit targetChanged();
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}
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}
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QString ToolTipProxy::mainText() const
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{
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return m_mainText;
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}
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void ToolTipProxy::setMainText(const QString &text)
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{
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if (text == m_mainText) {
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return;
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}
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m_mainText = text;
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emit mainTextChanged();
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}
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QString ToolTipProxy::subText() const
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{
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return m_subText;
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}
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void ToolTipProxy::setSubText(const QString &text)
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{
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if (text == m_subText) {
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return;
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}
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m_subText = text;
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emit subTextChanged();
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}
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// ###TODO: SHOULD BE PIXMAP OR QICON??
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QString ToolTipProxy::image() const
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{
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return m_image;
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}
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void ToolTipProxy::setImage(const QString &name)
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{
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if (name == m_image) {
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return;
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}
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m_image = name;
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emit imageChanged();
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}
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void ToolTipProxy::updateToolTip()
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{
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if (!m_widget) {
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return;
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}
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Plasma::ToolTipContent data;
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data.setMainText(m_mainText);
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data.setSubText(m_subText);
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data.setImage(KIcon(m_image).pixmap(IconSize(KIconLoader::Desktop)));
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Plasma::ToolTipManager::self()->setContent(m_widget, data);
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}
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#include "tooltip.moc"
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