Qt Reference Documentation

SearchView.qml Example File

demos/declarative/twitter/qml/twitter/TwitterCore/SearchView.qml
 /****************************************************************************
 **
 ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
 ** Contact: http://www.qt-project.org/legal
 **
 ** This file is part of the QtDeclarative module of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** Commercial License Usage
 ** Licensees holding valid commercial Qt licenses may use this file in
 ** accordance with the commercial license agreement provided with the
 ** Software or, alternatively, in accordance with the terms contained in
 ** a written agreement between you and Digia.  For licensing terms and
 ** conditions see http://qt.digia.com/licensing.  For further information
 ** use the contact form at http://qt.digia.com/contact-us.
 **
 ** GNU Lesser General Public License Usage
 ** Alternatively, 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.
 **
 ** In addition, as a special exception, Digia gives you certain additional
 ** rights.  These rights are described in the Digia Qt LGPL Exception
 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU
 ** General Public License version 3.0 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU General Public License version 3.0 requirements will be
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 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 }
     }
 }