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-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the documentation of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** You may use this file under the terms of the BSD license as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
-** the names of its contributors may be used to endorse or promote
-** products derived from this software without specific prior written
-** permission.
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-//![document]
-import QtQuick 2.0
-
-//![parent begin]
-Rectangle {
-//![parent begin]
-
- id: screen
- width: 400; height: 500
-
-//! [signal declaration]
- signal trigger
- signal send (string notice)
- signal perform (string task, variant object)
-//! [signal declaration]
-
-//! [signal handler declaration]
-onTrigger: console.log("trigger signal emitted")
-
-onSend: {
- console.log("send signal emitted with notice: " + notice)
-}
-
-onPerform: console.log("perform signal emitted")
-//! [signal handler declaration]
-
-//! [automatic signals]
-Rectangle {
- id: sprite
- width: 25; height: 25
- x: 50; y: 15
-
- onXChanged: console.log("x property changed, emitted xChanged signal")
- onYChanged: console.log("y property changed, emitted yChanged signal")
-}
-//! [automatic signals]
-
-//! [signal emit]
-Rectangle {
- id: messenger
-
- signal send( string person, string notice)
-
- onSend: {
- console.log("For " + person + ", the notice is: " + notice)
- }
-
- Component.onCompleted: messenger.send("Tom", "the door is ajar.")
-}
-//! [signal emit]
-
-//! [connect method]
-Rectangle {
- id: relay
-
- signal send( string person, string notice)
- onSend: console.log("Send signal to: " + person + ", " + notice)
-
- Component.onCompleted: {
- relay.send.connect(sendToPost)
- relay.send.connect(sendToTelegraph)
- relay.send.connect(sendToEmail)
- relay.send("Tom", "Happy Birthday")
- }
-
- function sendToPost(person, notice) {
- console.log("Sending to post: " + person + ", " + notice)
- }
- function sendToTelegraph(person, notice) {
- console.log("Sending to telegraph: " + person + ", " + notice)
- }
- function sendToEmail(person, notice) {
- console.log("Sending to email: " + person + ", " + notice)
- }
-}
-//! [connect method]
-
-//! [forward signal]
-Rectangle {
- id: forwarder
- width: 100; height: 100
-
- signal send()
- onSend: console.log("Send clicked")
-
- MouseArea {
- id: mousearea
- anchors.fill: parent
- onClicked: console.log("MouseArea clicked")
- }
- Component.onCompleted: {
- mousearea.clicked.connect(send)
- }
-}
-//! [forward signal]
-
-//! [connect method]
-//![parent end]
-}
-//![parent end]
-
-//![document]