/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the QtBluetooth module.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

import QtQuick 2.2

FocusScope {
    id: focusScope
    width: 250; height: 28

    property string text: textInput.text
    signal clear

    onClear: {
        textInput.text=""
    }

    BorderImage {
        source: "images/lineedit-bg.png"
        width: parent.width; height: parent.height
        border { left: 4; top: 4; right: 4; bottom: 4 }
    }

    Text {
        id: typeSomething
        anchors.fill: parent; anchors.leftMargin: 8
        verticalAlignment: Text.AlignVCenter
        text: "Type something..."
        color: "gray"
        font.italic: true
        font.pointSize: 14
    }

    MouseArea {
        anchors.fill: parent
        onClicked: { focusScope.focus = true; }
    }

    TextInput {
        id: textInput
        anchors { left: parent.left; leftMargin: 8; right: clear.left; rightMargin: 8; verticalCenter: parent.verticalCenter }
        focus: true
        selectByMouse: true
        font.pointSize: 14
    }

    Image {
        id: clear
        anchors { right: parent.right; rightMargin: 8; verticalCenter: parent.verticalCenter }
        source: "images/clear.png"
        opacity: 0

        MouseArea {
            // allow area to grow beyond image size
            // easier to hit the area on high DPI devices
            anchors.centerIn: parent
            height:focusScope.height
            width: focusScope.height
            onClicked: {
                //toogle focus to be able to jump out of input method composer
                focusScope.focus = false;
                textInput.text = '';
                focusScope.focus = true;
            }
        }
    }

    states: State {
        name: "hasText"; when: (textInput.text != '' || textInput.inputMethodComposing)
        PropertyChanges { target: typeSomething; opacity: 0 }
        PropertyChanges { target: clear; opacity: 1 }
    }

    transitions: [
        Transition {
            from: ""; to: "hasText"
            NumberAnimation { exclude: typeSomething; properties: "opacity" }
        },
        Transition {
            from: "hasText"; to: ""
            NumberAnimation { properties: "opacity" }
        }
    ]
}