demos/qtdemo/qmlShell.qml
changeset 33 3e2da88830cd
child 37 758a864f9613
equal deleted inserted replaced
30:5dc02b23752f 33:3e2da88830cd
       
     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the demonstration applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 import Qt 4.7
       
    43 
       
    44 Item {
       
    45     id: main
       
    46     //height and width set by program to fill window
       
    47     //below properties are sometimes set from C++
       
    48     property url qmlFile: ''
       
    49     property bool show: false
       
    50 
       
    51     Item{ id:embeddedViewer
       
    52         width: parent.width
       
    53         height: parent.height
       
    54         opacity: 0;
       
    55         z: 10
       
    56         Loader{
       
    57             id: loader
       
    58             z: 10
       
    59             focus: true //Automatic FocusScope
       
    60             clip: true
       
    61             source: qmlFile
       
    62             anchors.centerIn: parent
       
    63             onStatusChanged:{
       
    64             if(status == Loader.Null) {
       
    65                 loader.focus = false;//fixes QTBUG11411, probably because the focusScope needs to gain focus to focus the right child
       
    66             }else if(status == Loader.Ready) {
       
    67                 if(loader.item.width > 640)
       
    68                     loader.item.width = 640;
       
    69                 if(loader.item.height > 480)
       
    70                     loader.item.height = 480;
       
    71                 if(loader.item.inAnotherDemo != undefined)
       
    72                     loader.item.inAnotherDemo = true;
       
    73             }}
       
    74 
       
    75         }
       
    76         Rectangle{ id: frame
       
    77             z: 9
       
    78             anchors.fill: loader.status == Loader.Ready ? loader : errorTxt
       
    79             anchors.margins: -8
       
    80             radius: 4
       
    81             smooth: true
       
    82             border.color: "#88aaaaaa"
       
    83             gradient: Gradient{
       
    84                 GradientStop{ position: 0.0; color: "#14FFFFFF" }
       
    85                 GradientStop{ position: 1.0; color: "#5AFFFFFF" }
       
    86             }
       
    87             MouseArea{
       
    88                 anchors.fill: parent
       
    89                 acceptedButtons: Qt.LeftButton | Qt.RightButton | Qt.MiddleButton
       
    90                 onClicked: loader.focus=true;/* and don't propogate to the 'exit' area*/
       
    91             }
       
    92 
       
    93             Rectangle{ id: innerFrame
       
    94                 anchors.margins: 7
       
    95                 anchors.bottomMargin: 8
       
    96                 anchors.rightMargin: 8
       
    97                 color: "black"
       
    98                 border.color: "#44000000"
       
    99                 anchors.fill:parent
       
   100             }
       
   101 
       
   102         }
       
   103 
       
   104         Text{
       
   105             id: errorTxt
       
   106             z: 10
       
   107             anchors.centerIn: parent
       
   108             color: 'white'
       
   109             smooth: true
       
   110             visible: loader.status == Loader.Error
       
   111             textFormat: Text.RichText
       
   112             //Note that if loader is Error, it is because the file was found but there was an error creating the component
       
   113             //This means either we have a bug in our demos, or the required modules (which ship with Qt) did not deploy correctly
       
   114             text: "The example has failed to load.<br />If you installed all Qt's C++ and QML modules then this is a bug!<br />"
       
   115                 + 'Report it at <a href="http://bugreports.qt.nokia.com">http://bugreports.qt.nokia.com</a>';
       
   116             onLinkActivated: Qt.openUrlExternally(link);
       
   117         }
       
   118     }
       
   119     Rectangle{
       
   120         id: helpLabel
       
   121         property bool timedOut: false
       
   122         z: 9
       
   123         //Positioned in the top left corner
       
   124         x: 8 
       
   125         y: 8
       
   126         color: "white"
       
   127         border.color: "black"
       
   128         border.width: 1
       
   129         width: helpText.width + 16
       
   130         height: helpText.height + 8
       
   131         Text{
       
   132             id: helpText
       
   133             color: "black"
       
   134             anchors.centerIn: parent
       
   135             text: "Click outside the example to exit it."
       
   136         }
       
   137         opacity: 0
       
   138         Behavior on opacity{ NumberAnimation{duration:500} }
       
   139         Timer{
       
   140             id: helpTimer
       
   141             interval: 5000
       
   142             onTriggered: {helpLabel.timedOut=true}
       
   143         }
       
   144     }
       
   145     Rectangle{ id: blackout //Maybe use a colorize effect instead?
       
   146         z: 8
       
   147         anchors.fill: parent
       
   148         color: "#000000"
       
   149         opacity: 0
       
   150     }
       
   151     MouseArea{
       
   152         z: 8
       
   153         enabled: main.show
       
   154         hoverEnabled: main.show //To steal focus from the buttons
       
   155         acceptedButtons: Qt.LeftButton | Qt.RightButton | Qt.MiddleButton
       
   156         anchors.fill: parent
       
   157         onClicked: main.show=false;
       
   158     }
       
   159 
       
   160     states: [
       
   161         State {
       
   162             name: "show"
       
   163             when: show == true
       
   164             PropertyChanges {
       
   165                 target: embeddedViewer
       
   166                 opacity: 1
       
   167             }
       
   168             PropertyChanges {
       
   169                 target: helpLabel
       
   170                 opacity: helpLabel.timedOut?0:1
       
   171             }
       
   172             PropertyChanges {
       
   173                 target: blackout
       
   174                 opacity: 0.5
       
   175             }
       
   176         }
       
   177     ]
       
   178     transitions: [//Should not be too long, because the component has already started running
       
   179         Transition { from: ''; to: "show"; reversible: true
       
   180             ParallelAnimation{
       
   181                 ScriptAction{ script: {helpLabel.timedOut = false; helpTimer.restart();} }
       
   182                 NumberAnimation{ exclude: helpLabel; properties: "opacity"; easing.type: Easing.InQuad; duration: 500}
       
   183                 PropertyAction { target: loader; property: "focus"; value: true}//Might be needed to ensure the focus stays with us
       
   184             }
       
   185         }
       
   186     ]
       
   187 }