MeeGo 1.2 Harmattan Developer Documentation Develop for the Nokia N9

alerts.qml Example File

declarative/modelviews/webview/alerts.qml
 /****************************************************************************
 **
 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the examples 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."
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 import QtQuick 1.0
 import QtWebKit 1.0

 WebView {
     id: webView
     width: 200
     height: 150
     url: "alerts.html"

     onAlert: popup.show(message)

     Rectangle {
         id: popup

         color: "red"
         border.color: "black"; border.width: 2
         radius: 4

         y: parent.height // off "screen"
         anchors.horizontalCenter: parent.horizontalCenter
         width: label.width + 5
         height: label.height + 5

         opacity: 0

         function show(text) {
             label.text = text
             popup.state = "visible"
             timer.start()
         }
         states: State {
             name: "visible"
             PropertyChanges { target: popup; opacity: 1 }
             PropertyChanges { target: popup; y: (webView.height-popup.height)/2 }
         }

         transitions: [
             Transition { from: ""; PropertyAnimation { properties: "opacity,y"; duration: 65 } },
             Transition { from: "visible"; PropertyAnimation { properties: "opacity,y"; duration: 500 } }
         ]

         Timer {
             id: timer
             interval: 1000

             onTriggered: popup.state = ""
         }

         Text {
             id: label
             anchors.centerIn: parent
             width: webView.width  *0.75

             color: "white"
             font.pixelSize: 20
             wrapMode: Text.WordWrap
             horizontalAlignment: Text.AlignHCenter
             smooth: true
         }
     }
 }