Qt Reference Documentation

# SearchView.qml Example File

demos/declarative/twitter/TwitterCore/SearchView.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 QtDeclarative module of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:LGPL$
     ** GNU Lesser General Public License Usage
     ** This file may be used under the terms of the GNU Lesser General Public
     ** License version 2.1 as published by the Free Software Foundation and
     ** appearing in the file LICENSE.LGPL included in the packaging of this
     ** file. Please review the following information to ensure the GNU Lesser
     ** General Public License version 2.1 requirements will be met:
     ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
     **
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     ** rights. These rights are described in the Nokia Qt LGPL Exception
     ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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     ** GNU General Public License Usage
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     ** Public License version 3.0 as published by the Free Software Foundation
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     import QtQuick 1.0

     FocusScope {
         id: wrapper
         Column {
             anchors.centerIn: parent
             spacing: 20
             Column{
                 spacing: 4
                 Text {
                     text: "Posted by:"
                     font.pixelSize: 16; font.bold: true; color: "white"; style: Text.Raised; styleColor: "black"
                     horizontalAlignment: Qt.AlignRight
                 }
                 Input{
                     id: fromIn
                     KeyNavigation.backtab: searchbutton
                     KeyNavigation.tab:toIn
                     onAccepted:searchbutton.doSearch();
                     focus: true
                 }
                 Text {
                     text: "In reply to:"
                     font.pixelSize: 16; font.bold: true; color: "white"; style: Text.Raised; styleColor: "black"
                     horizontalAlignment: Qt.AlignRight
                 }
                 Input{
                     id: toIn
                     KeyNavigation.backtab: fromIn
                     KeyNavigation.tab:phraseIn
                     onAccepted:searchbutton.doSearch();
                 }
                 Text {
                     text: "Search phrase:"
                     font.pixelSize: 16; font.bold: true; color: "white"; style: Text.Raised; styleColor: "black"
                     horizontalAlignment: Qt.AlignRight
                 }
                 Input{
                     id: phraseIn
                     KeyNavigation.backtab: toIn
                     KeyNavigation.tab:searchbutton
                     onAccepted:searchbutton.doSearch();
                     text: "Qt Quick"
                 }
             }
             Button {
                 width: 100
                 height: 32
                 id: searchbutton
                 keyUsing: true;
                 opacity: 1
                 text: "Search"
                 KeyNavigation.tab: fromIn
                 Keys.onReturnPressed: searchbutton.doSearch();
                 Keys.onEnterPressed: searchbutton.doSearch();
                 Keys.onSelectPressed: searchbutton.doSearch();
                 Keys.onSpacePressed: searchbutton.doSearch();
                 onClicked: searchbutton.doSearch();

                 function doSearch() {
                     // Search ! allowed
                     if (wrapper.state=="invalidinput")
                         return;

                     rssModel.from=fromIn.text;
                     rssModel.to= toIn.text;
                     rssModel.phrase = phraseIn.text;
                     screen.focus = true;
                     screen.state = ""
                 }
             }
         }
         states:
         State {
             name: "invalidinput"
             when: fromIn.text=="" && toIn.text=="" && phraseIn.text==""
             PropertyChanges { target: searchbutton ; opacity: 0.6 ; }
         }
         transitions:
         Transition {
             NumberAnimation { target: searchbutton; property: "opacity"; duration: 200 }
         }
     }