Qt 4.8: Dialog.qml Example File (demos/declarative/samegame/qml/samegame/SamegameCore/Dialog.qml)

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# Dialog.qml Example File

demos/declarative/samegame/qml/samegame/SamegameCore/Dialog.qml

     /****************************************************************************
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     ** This file is part of the QtDeclarative module of the Qt Toolkit.
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     import QtQuick 1.1

     Rectangle {
         id: page

         property Item text: dialogText

         signal closed
         signal opened
         function forceClose() {
             if(page.opacity == 0)
                 return; //already closed
             page.closed();
             page.opacity = 0;
         }

         function show(txt) {
             page.opened();
             dialogText.text = txt;
             page.opacity = 1;
         }

         width: dialogText.width + 20; height: dialogText.height + 20
         color: "white"
         border.width: 1
         opacity: 0
         visible: opacity > 0
         Behavior on opacity {
             NumberAnimation { duration: 1000 }
         }

         Text { id: dialogText; anchors.centerIn: parent; text: "Hello World!" }

         MouseArea { anchors.fill: parent; onClicked: forceClose(); }
     }