Qt Quick Components

SearchBar.qml Example File

demos/flickr/qml/SearchBar.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 Qt Components project on Qt Labs.
 **
 ** No Commercial Usage
 ** This file contains pre-release code and may not be distributed.
 ** You may use this file in accordance with the terms and conditions contained
 ** in the Technology Preview License Agreement accompanying this package.
 **
 ** 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.
 **
 ** If you have questions regarding the use of this file, please contact
 ** Nokia at qt-info@nokia.com.
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 import QtQuick 1.0
 import Qt.labs.components.native 1.0
 import "UIConstants.js" as UI

 Rectangle {
     id: searchBar

     property string searchTag
     property bool searching: searchBar.visible

     function search() {
         searchBar.focus = true;
         searchBar.visible = true;
     }

     function hideSearch() {
         searchBar.focus = false;
         searchBar.visible = false;
         searchBar.state = "";
     }

     function accept() {
         searchBar.state = "";
         searchTag = textField.text;
         searchBar.visible = false;
     }

     anchors.top: parent.top
     border { color: UI.SEARCHBAR_BORDER_COLOR; width: UI.SEARCHBAR_BORDER_WIDTH }
     radius: UI.SEARCHBAR_RADIUS
     height: ((tagButton.height > textField.height) ? tagButton.height : textField.height) + UI.SEARCHBAR_MARGIN
     visible:  false
     focus:  false
     Keys.forwardTo: [(returnKey), (textField)]

     Button {
         id: tagButton

         iconSource: ":/qml/images/tb_search.svg"
         height: textField.height
         anchors {
             right: parent.right
             verticalCenter: parent.verticalCenter
             rightMargin: UI.SEARCHBAR_MARGIN
         }

         onClicked: searchBar.accept();
     }

     TextField {
         id: textField

         focus: searchBar.visible
         font.pixelSize: UI.SEARCHBAR_FONT_PIXELSIZE
         anchors {
             left: parent.left
             right: tagButton.left
             leftMargin: UI.SEARCHBAR_MARGIN
             rightMargin: UI.SEARCHBAR_MARGIN
             verticalCenter: parent.verticalCenter
         }
     }

     Item {
         id: returnKey

         Keys.onReturnPressed: searchBar.accept();
         Keys.onEnterPressed: searchBar.accept();
         Keys.onEscapePressed: searchBar.hideSearch();
     }

     transitions: Transition {
         NumberAnimation {
             properties: "opacity"
             easing.type: Easing.InOutQuad
             duration: 500
         }
     }
 }