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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Quick Controls module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 Digia Plc and its Subsidiary(-ies) 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
import QtQuick.Controls 1.2
import QtQuick.Controls.Private 1.0

/*!
    \qmltype TextFieldStyle
    \inqmlmodule QtQuick.Controls.Styles
    \since 5.1
    \ingroup controlsstyling
    \brief Provides custom styling for TextField.

    Example:
    \qml
    TextField {
        style: TextFieldStyle {
            textColor: "black"
            background: Rectangle {
                radius: 2
                implicitWidth: 100
                implicitHeight: 24
                border.color: "#333"
                border.width: 1
            }
        }
    }
    \endqml
*/

Style {
    id: style

    /*! The \l TextField attached to this style. */
    readonly property TextField control: __control

    /*! The content margins of the text field. */
    padding { top: 4 ; left: Math.round(control.__contentHeight/3) ; right: control.__contentHeight/3 ; bottom: 4 }

    /*! The current font. */
    property font font

    /*! The text color. */
    property color textColor: SystemPaletteSingleton.text(control.enabled)

    /*! The text highlight color, used behind selections. */
    property color selectionColor: SystemPaletteSingleton.highlight(control.enabled)

    /*! The highlighted text color, used in selections. */
    property color selectedTextColor: SystemPaletteSingleton.highlightedText(control.enabled)

    /*!
        \qmlproperty enumeration renderType
        \since QtQuick.Controls.Styles 1.1

        Override the default rendering type for the control.

        Supported render types are:
        \list
        \li Text.QtRendering
        \li Text.NativeRendering - the default
        \endlist

        \sa Text::renderType
    */
    property int renderType: Text.NativeRendering

    /*! The placeholder text color, used when the text field is empty.
        \since QtQuick.Controls.Styles 1.1
    */
    property color placeholderTextColor: Qt.rgba(0, 0, 0, 0.5)

    /*! The background of the text field. */
    property Component background: Item {
        Rectangle {
            anchors.fill: parent
            anchors.bottomMargin: -1
            color: "#44ffffff"
            radius: baserect.radius
        }
        Rectangle {
            id: baserect
            gradient: Gradient {
                GradientStop {color: "#e0e0e0" ; position: 0}
                GradientStop {color: "#fff" ; position: 0.1}
                GradientStop {color: "#fff" ; position: 1}
            }
            radius: control.__contentHeight * 0.16
            anchors.fill: parent
            border.color: control.activeFocus ? "#47b" : "#999"
        }
    }

    /*! \internal */
    property Component panel: Item {
        anchors.fill: parent

        property int topMargin: padding.top
        property int leftMargin: padding.left
        property int rightMargin: padding.right
        property int bottomMargin: padding.bottom

        property color textColor: style.textColor
        property color selectionColor: style.selectionColor
        property color selectedTextColor: style.selectedTextColor

        implicitWidth: backgroundLoader.implicitWidth || Math.round(control.__contentHeight * 8)
        implicitHeight: backgroundLoader.implicitHeight || Math.max(25, Math.round(control.__contentHeight * 1.2))
        baselineOffset: padding.top + control.__baselineOffset

        property color placeholderTextColor: style.placeholderTextColor
        property font font: style.font

        Loader {
            id: backgroundLoader
            sourceComponent: background
            anchors.fill: parent
        }
    }

    /*! The cursor handle.
        \since QtQuick.Controls.Styles 1.3

        The parent of the handle is positioned to the top left corner of
        the cursor position. The interactive area is determined by the
        geometry of the handle delegate.

        The following read-only properties are available within the scope
        of the handle delegate:
        \table
            \row \li \b {styleData.pressed} : bool \li Whether the handle is pressed.
            \row \li \b {styleData.position} : int \li The character position of the handle.
            \row \li \b {styleData.lineHeight} : real \li The height of the line the handle is on.
        \endtable
    */
    property Component cursorHandle

    /*! The selection handle.
        \since QtQuick.Controls.Styles 1.3

        The parent of the handle is positioned to the top left corner of
        the first selected character. The interactive area is determined
        by the geometry of the handle delegate.

        The following read-only properties are available within the scope
        of the handle delegate:
        \table
            \row \li \b {styleData.pressed} : bool \li Whether the handle is pressed.
            \row \li \b {styleData.position} : int \li The character position of the handle.
            \row \li \b {styleData.lineHeight} : real \li The height of the line the handle is on.
        \endtable
    */
    property Component selectionHandle
}