/**
 * Creates a visual theme for a Tab Bar
 *
 * @param {string} $ui
 * The name of the UI being created. Can not included spaces or special punctuation
 * (used in CSS class names).
 *
 * @param {number} [$ui-strip-height=$tabbar-strip-height]
 * The height of the Tab Bar strip
 *
 * @param {number/list} [$ui-strip-border-width=$tabbar-strip-border-width]
 * The border-width of the Tab Bar strip
 *
 * @param {number/list} [$ui-strip-plain-border-width=$tabbar-strip-plain-border-width]
 * The border-width of the {@link Ext.tab.Panel#plain plain} Tab Bar strip
 *
 * @param {color} [$ui-strip-border-color=$tabbar-strip-border-color]
 * The border-color of the Tab Bar strip
 *
 * @param {color} [$ui-strip-background-color=$tabbar-strip-background-color]
 * The background-color of the Tab Bar strip
 *
 * @param {number/list} [$ui-border-width=$tabbar-border-width]
 * The border-width of the Tab Bar
 *
 * @param {color} [$ui-border-color=$tabbar-border-color]
 * The border-color of the Tab Bar
 *
 * @param {number/list} [$ui-padding=$tabbar-padding]
 * The padding of the Tab Bar
 *
 * @param {color} [$ui-background-color=$tabbar-background-color]
 * The background color of the  Tab Bar
 *
 * @param {string/list} [$ui-background-gradient=$tabbar-background-gradient]
 * The background-gradient of the Tab Bar. Can be either the name of a predefined gradient
 * or a list of color stops. Used as the `$type` parameter for 
 * {@link Global_CSS#background-gradient}.
 *
 * @param {number} [$ui-scroller-width=$tabbar-scroller-width]
 * The width of the Tab Bar scrollers
 *
 * @param {string} [$ui-scroller-cursor=$tabbar-scroller-cursor]
 * The cursor of the Tab Bar scrollers
 *
 * @param {string} [$ui-scroller-cursor-disabled=$tabbar-scroller-cursor-disabled]
 * The cursor of disabled Tab Bar scrollers
 *
 * @param {number} [$ui-scroller-opacity=$tabbar-scroller-opacity]
 * The opacity of Tab Bar scrollers
 *
 * @param {number} [$ui-scroller-opacity-over=$tabbar-scroller-opacity-over]
 * The opacity of hovered Tab Bar scrollers
 *
 * @param {number} [$ui-scroller-opacity-pressed=$tabbar-scroller-opacity-pressed]
 * The opacity of pressed Tab Bar scrollers
 *
 * @param {number} [$ui-scroller-opacity-disabled=$tabbar-scroller-opacity-disabled]
 * The opacity of disabled Tab Bar scrollers
 *
 * @param {number} [$ui-tab-height]
 * The height of tabs that will be used in this tabbar UI. The tabbar body is given
 * a fixed height to leave room for the tabs, and so that the tabbar does not collapse
 * when it does not contain any tabs.
 *
 * @member Ext.tab.Bar
 */ 
@mixin extjs-tab-bar-ui(
    $ui,
    
    $ui-strip-height: $tabbar-strip-height,
    $ui-strip-border-width: $tabbar-strip-border-width,
    $ui-strip-plain-border-width: $tabbar-strip-plain-border-width,
    $ui-strip-border-color: $tabbar-strip-border-color,
    $ui-strip-background-color: $tabbar-strip-background-color,

    $ui-border-width: $tabbar-border-width,
    $ui-border-color: $tabbar-border-color,
    $ui-padding: $tabbar-padding,
    $ui-background-color: $tabbar-base-color,
    $ui-background-gradient: $tabbar-background-gradient,
    $ui-scroller-width: $tabbar-scroller-width,

    $ui-scroller-cursor: $tabbar-scroller-cursor,
    $ui-scroller-cursor-disabled: $tabbar-scroller-cursor-disabled,
    $ui-scroller-opacity: $tabbar-scroller-opacity,
    $ui-scroller-opacity-over: $tabbar-scroller-opacity-over,
    $ui-scroller-opacity-pressed: $tabbar-scroller-opacity-pressed,
    $ui-scroller-opacity-disabled: $tabbar-scroller-opacity-disabled,
    $ui-tab-height: $tab-line-height + vertical($tab-text-padding) + 
        vertical($tab-padding) + $tab-border-width
) {
    // Tab Bar
    .#{$prefix}tab-bar-#{$ui} {
        @if $ui-border-width != 0 {
            border-style: solid;
            border-color: $ui-border-color;
        }
    }
    .#{$prefix}tab-bar-#{$ui}-top {
        padding: $ui-padding;
        @if $ui-border-width != 0 {
            border-width: $ui-border-width;
        }
    }

    .#{$prefix}tab-bar-#{$ui}-bottom {
        padding: flip-vertical($ui-padding);
        @if $ui-border-width != 0 {
            border-width: flip-vertical($ui-border-width);
        }
    }

    .#{$prefix}tab-bar-#{$ui}-left {
        padding: rotate270($ui-padding);
        @if $ui-border-width != 0 {
            border-width: rotate270($ui-border-width);
        }
    }

    @if $include-rtl {
        .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-left {
            padding: rtl(rotate270($ui-padding));
            @if $ui-border-width != 0 {
                border-width: rtl(rotate270($ui-border-width));
            }
        }
    }

    .#{$prefix}tab-bar-#{$ui}-right {
        padding: rotate90($ui-padding);
        @if $ui-border-width != 0 {
            border-width: rotate90($ui-border-width);
        }
    }

    @if $include-rtl {
        .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-right {
            padding: rtl(rotate90($ui-padding));
            @if $ui-border-width != 0 {
                border-width: rtl(rotate90($ui-border-width));
            }
        }
    }

    $ui-height: $ui-tab-height + $ui-strip-height + vertical($ui-padding) + vertical($ui-border-width);
    $ui-content-height: $ui-tab-height + $ui-strip-height;
    // horizontal tabbars need a fixed height so that they doesn't lose height when all tabs are closed
    .#{$prefix}tab-bar-#{$ui}-horizontal {
        height: $ui-height;

        @if $include-content-box {
            .#{$prefix}content-box & {
                height: $ui-content-height;
            }
        }
    }

    // vertical tabbars need a fixed width so that they doesn't expand to fill their container
    // when rendered ouside of a tabpanel
    .#{$prefix}tab-bar-#{$ui}-vertical {
        width: $ui-height;

        @if $include-content-box {
            .#{$prefix}content-box & {
                width: $ui-content-height;
            }
        }
    }

    $strip-size: max($ui-strip-height - vertical($ui-strip-border-width), 0);
    .#{$prefix}tab-bar-body-#{$ui}-top {
        padding-bottom: $strip-size;
    }

    .#{$prefix}tab-bar-body-#{$ui}-bottom {
        padding-top: $strip-size;
    }

    .#{$prefix}tab-bar-body-#{$ui}-left {
        padding-right: $strip-size;
    }

    @if $include-rtl {
        .#{$prefix}rtl.#{$prefix}tab-bar-body-#{$ui}-left {
            padding-right: 0;
            padding-left: $strip-size;
        }
    }

    .#{$prefix}tab-bar-body-#{$ui}-right {
        padding-left: $strip-size;
    }

    @if $include-rtl {
        .#{$prefix}rtl.#{$prefix}tab-bar-body-#{$ui}-right {
            padding-left: 0;
            padding-right: $strip-size;
        }
    }

    .#{$prefix}tab-bar-strip-#{$ui} {
        border-style: solid;
        border-color: $ui-strip-border-color;
        background-color: $ui-strip-background-color;
    }

    @if $include-content-box {
        .#{$prefix}tab-bar-strip-#{$ui}-horizontal {
            .#{$prefix}content-box & {
                height: $ui-strip-height - vertical($ui-strip-border-width);
            }
        }
    }

    @if $include-content-box {
        .#{$prefix}tab-bar-strip-#{$ui}-vertical {
            .#{$prefix}content-box & {
                width: $ui-strip-height - vertical($ui-strip-border-width);
            }
        }
    }

    .#{$prefix}tab-bar-strip-#{$ui}-top {
        border-width: $ui-strip-border-width;
        height: $ui-strip-height;
        .#{$prefix}tab-bar-plain & {
            border-width: $ui-strip-plain-border-width;
        }
    }

    .#{$prefix}tab-bar-strip-#{$ui}-bottom {
        border-width: flip-vertical($ui-strip-border-width);
        height: $ui-strip-height;
        .#{$prefix}tab-bar-plain & {
            border-width: flip-vertical($ui-strip-plain-border-width);
        }
    }

    .#{$prefix}tab-bar-strip-#{$ui}-left {
        border-width: rotate270($ui-strip-border-width);
        width: $ui-strip-height;
        .#{$prefix}tab-bar-plain & {
            border-width: rotate270($ui-strip-plain-border-width);
        }
    }

    @if $include-rtl {
        .#{$prefix}rtl.#{$prefix}tab-bar-strip-#{$ui}-left {
            border-width: rtl(rotate270($ui-strip-border-width));
            .#{$prefix}tab-bar-plain & {
                border-width: rtl(rotate270($ui-strip-plain-border-width));
            }
        }
    }

    .#{$prefix}tab-bar-strip-#{$ui}-right {
        border-width: rotate90($ui-strip-border-width);
        width: $ui-strip-height;
        .#{$prefix}tab-bar-plain & {
            border-width: rotate90($ui-strip-plain-border-width);
        }
    }

    @if $include-rtl {
        .#{$prefix}rtl.#{$prefix}tab-bar-strip-#{$ui}-right {
            border-width: rtl(rotate90($ui-strip-border-width));
            .#{$prefix}tab-bar-plain & {
                border-width: rtl(rotate90($ui-strip-plain-border-width));
            }
        }
    }

    .#{$prefix}tab-bar-#{$ui} {
        background-color: $ui-background-color;
    }

    @if not is-null($ui-background-gradient) {
        .#{$prefix}tab-bar-#{$ui}-top {
            @include background-gradient($ui-background-color, $ui-background-gradient, top);

            @if $include-slicer-gradient {
                .#{$prefix}nlg & {
                    background: slicer-background-image(tab-bar-#{$ui}-top, 'tab-bar/tab-bar-#{$ui}-top-bg');
                }
            }
        }

        .#{$prefix}tab-bar-#{$ui}-bottom {
            @include background-gradient($ui-background-color, $ui-background-gradient, bottom);

            @if $include-slicer-gradient {
                .#{$prefix}nlg & {
                    background: slicer-background-image(tab-bar-#{$ui}-bottom, 'tab-bar/tab-bar-#{$ui}-bottom-bg') bottom 0;
                }
            }
        }

        .#{$prefix}tab-bar-#{$ui}-left {
            @include background-gradient($ui-background-color, $ui-background-gradient, left);

            @if $include-slicer-gradient {
                .#{$prefix}nlg & {
                    background: slicer-background-image(tab-bar-#{$ui}-left, 'tab-bar/tab-bar-#{$ui}-left-bg');
                }
            }
        }

        .#{$prefix}tab-bar-#{$ui}-right {
            @include background-gradient($ui-background-color, $ui-background-gradient, right);

            @if $include-slicer-gradient {
                .#{$prefix}nlg & {
                    background: slicer-background-image(tab-bar-#{$ui}-right, 'tab-bar/tab-bar-#{$ui}-right-bg') 0 right;
                }
            }
        }
    }

    $needs-transparency-fix: (($ui-scroller-opacity != 1 or $ui-scroller-opacity-over != 1 or
        $ui-scroller-opacity-pressed != 1) and is-null($ui-background-gradient));
    .#{$prefix}tab-bar-#{$ui} {
        .#{$prefix}box-scroller {
            cursor: $ui-scroller-cursor;
            @if $ui-scroller-opacity != 1 {
                @include opacity($ui-scroller-opacity);
            }
            @if $needs-transparency-fix {
                // EXTJSIV-8846: partially transparent png images do not display correctly
                // in winXP/IE8m when the image element has a transparent background.
                // to fix this, we give the element the same background-color as the tabbar.
                background-color: $ui-background-color;
            }
        }

        @if $needs-transparency-fix {
            // plain tabbars have transparent backgrounds, so we use a white bg to overcome
            // the png transparency issues. See EXTJSIV-8846
            .#{$prefix}box-scroller-plain .#{$prefix}box-scroller {
                background-color: transparent;
                @if $include-ie {
                    .#{$prefix}ie8m & {
                        background-color: #fff;
                    }
                }
            }
        }

        @if $ui-scroller-opacity-over != 1 {
            .#{$prefix}box-scroller-hover {
                @include opacity($ui-scroller-opacity-over);
            }
        }

        @if $ui-scroller-opacity-pressed != 1 {
            .#{$prefix}box-scroller-pressed {
                @include opacity($ui-scroller-opacity-pressed);
            }
        }

        $scroller-width: $ui-scroller-width;
        $scroller-height: $ui-tab-height;

        .#{$prefix}tabbar-scroll-left,
        .#{$prefix}tabbar-scroll-right {
            height: $scroller-height;
            width: $scroller-width;
        }

        .#{$prefix}tabbar-scroll-top,
        .#{$prefix}tabbar-scroll-bottom {
            width: $scroller-height;
            height: $scroller-width;
        }
        
    }

    .#{$prefix}box-scroller {
        .#{$prefix}tab-bar-#{$ui}-bottom & {
            margin-top: top($ui-strip-border-width);
        }

        .#{$prefix}tab-bar-#{$ui}-right & {
            margin-left: top($ui-strip-border-width);
        }
        
        @if $include-rtl {
            .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-right & {
                margin-left: 0;
                margin-right: top($ui-strip-border-width);
            }
        }
    }

    @if $tabbar-scroller-symmetrical-icons {
        .#{$prefix}tab-bar-#{$ui} {
            .#{$prefix}tabbar-scroll-left {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-left');
            }

            .#{$prefix}tabbar-scroll-right {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-right');
            }

            .#{$prefix}tabbar-scroll-top {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-top');
            }

            .#{$prefix}tabbar-scroll-bottom {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-bottom');
            }
        }

        @if $include-rtl {
            .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui} {
                .#{$prefix}tabbar-scroll-left {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-right');
                }
                .#{$prefix}tabbar-scroll-right {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-left');
                }
            }
        }

        @if $tabbar-scroller-include-plain-icon {
            .#{$prefix}tab-bar-#{$ui} .#{$prefix}box-scroller-plain {
                .#{$prefix}tabbar-scroll-left {
                    background-image: theme-background-image('tab-bar/#{$ui}-plain-scroll-left');
                }

                .#{$prefix}tabbar-scroll-right {
                    background-image: theme-background-image('tab-bar/#{$ui}-plain-scroll-right');
                }

                .#{$prefix}tabbar-scroll-top {
                    background-image: theme-background-image('tab-bar/#{$ui}-plain-scroll-top');
                }

                .#{$prefix}tabbar-scroll-bottom {
                    background-image: theme-background-image('tab-bar/#{$ui}-plain-scroll-bottom');
                }
            }

            @if $include-rtl {
                .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui} .#{$prefix}box-scroller-plain {
                    .#{$prefix}tabbar-scroll-left {
                        background-image: theme-background-image('tab-bar/#{$ui}-plain-scroll-right');
                    }

                    .#{$prefix}tabbar-scroll-right {
                        background-image: theme-background-image('tab-bar/#{$ui}-plain-scroll-left');
                    }
                }
            }
        }
    } @else {
        .#{$prefix}tab-bar-#{$ui}-top {
            .#{$prefix}tabbar-scroll-left {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-left-top');
            }
            .#{$prefix}tabbar-scroll-right {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-right-top');
            }
        }

        @if $include-rtl {
            .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-top {
                .#{$prefix}tabbar-scroll-left {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-right-top');
                }
                .#{$prefix}tabbar-scroll-right {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-left-top');
                }
            }
        }

        .#{$prefix}tab-bar-#{$ui}-bottom {
            .#{$prefix}tabbar-scroll-left {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-left-bottom');
            }
            .#{$prefix}tabbar-scroll-right {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-right-bottom');
            }
        }

        @if $include-rtl {
            .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-bottom {
                .#{$prefix}tabbar-scroll-left {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-right-bottom');
                }
                .#{$prefix}tabbar-scroll-right {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-left-bottom');
                }
            }
        }

        .#{$prefix}tab-bar-#{$ui}-left {
            .#{$prefix}tabbar-scroll-top {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-top-left');
            }
            .#{$prefix}tabbar-scroll-bottom {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-bottom-left');
            }
        }

        @if $include-rtl {
            .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-left {
                .#{$prefix}tabbar-scroll-top {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-top-right');
                }
                .#{$prefix}tabbar-scroll-bottom {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-bottom-right');
                }
            }
        }

        .#{$prefix}tab-bar-#{$ui}-right {
            .#{$prefix}tabbar-scroll-top {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-top-right');
            }
            .#{$prefix}tabbar-scroll-bottom {
                background-image: theme-background-image('tab-bar/#{$ui}-scroll-bottom-right');
            }
        }

        @if $include-rtl {
            .#{$prefix}rtl.#{$prefix}tab-bar-#{$ui}-right {
                .#{$prefix}tabbar-scroll-top {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-top-left');
                }
                .#{$prefix}tabbar-scroll-bottom {
                    background-image: theme-background-image('tab-bar/#{$ui}-scroll-bottom-left');
                }
            }
        }
    }
            
    .#{$prefix}tab-bar-#{$ui} {
        @if $tabbar-scroller-include-hover-background-position {
            .#{$prefix}tabbar-scroll-left-hover,
            .#{$prefix}tabbar-scroll-right-hover {
                background-position: -$ui-scroller-width 0;
            }

            .#{$prefix}tabbar-scroll-top-hover,
            .#{$prefix}tabbar-scroll-bottom-hover {
                background-position: 0 (-$ui-scroller-width);
            }
        }

        .#{$prefix}box-scroller-disabled {
            @if $ui-scroller-opacity-disabled != 1 {
                @include opacity($ui-scroller-opacity-disabled);
            }
            @if not is-null($ui-scroller-cursor-disabled) {
                cursor: $ui-scroller-cursor-disabled;
            }
        }
    }

    // TODO: change these calls to pass "none" as the stretch direction once
    // SDKTOOLS-439 is implemented
    $stretch: slicer-background-stretch(tab-bar-#{$ui}-top, bottom);
    $stretch: slicer-background-stretch(tab-bar-#{$ui}-bottom, top);
    $stretch: slicer-background-stretch(tab-bar-#{$ui}-left, right);
    $stretch: slicer-background-stretch(tab-bar-#{$ui}-right, left);

    @include x-slicer(tab-bar-#{$ui}-top);
    @include x-slicer(tab-bar-#{$ui}-bottom);
    @include x-slicer(tab-bar-#{$ui}-left);
    @include x-slicer(tab-bar-#{$ui}-right);
}

/**
 * Creates a visual theme for a Tab Panel
 *
 * @param {string} $ui
 * The name of the UI being created. Can not included spaces or special punctuation
 * (used in CSS class names).
 *
 * @param {color} [$ui-tab-background-color=$tab-base-color]
 * The background-color of Tabs
 *
 * @param {color} [$ui-tab-background-color-over=$tab-base-color-over]
 * The background-color of hovered Tabs
 *
 * @param {color} [$ui-tab-background-color-active=$tab-base-color-active]
 * The background-color of the active Tab
 *
 * @param {color} [$ui-tab-background-color-disabled=$tab-base-color-disabled]
 * The background-color of disabled Tabs
 *
 * @param {list} [$ui-tab-border-radius=$tab-border-radius]
 * The border-radius of Tabs
 *
 * @param {number} [$ui-tab-border-width=$tab-border-width]
 * The border-width of Tabs
 *
 * @param {number/list} [$ui-tab-margin=$tab-margin]
 * The border-width of Tabs
 *
 * @param {number/list} [$ui-tab-padding=$tab-padding]
 * The padding of Tabs
 *
 * @param {number/list} [$ui-tab-text-padding=$tab-text-padding]
 * The padding of the Tab's text element
 *
 * @param {color} [$ui-tab-border-color=$tab-border-color]
 * The border-color of Tabs
 *
 * @param {color} [$ui-tab-border-color-over=$tab-border-color-over]
 * The border-color of hovered Tabs
 *
 * @param {color} [$ui-tab-border-color-active=$tab-border-color-active]
 * The border-color of the active Tab
 *
 * @param {color} [$ui-tab-border-color-disabled=$tab-border-color-disabled]
 * The border-color of disabled Tabs
 *
 * @param {string} [$ui-tab-cursor=$tab-cursor]
 * The Tab cursor
 *
 * @param {string} [$ui-tab-cursor-disabled=$tab-cursor-disabled]
 * The cursor of disabled Tabs
 *
 * @param {number} [$ui-tab-font-size=$tab-font-size]
 * The font-size of Tabs
 *
 * @param {number} [$ui-tab-font-size-over=$tab-font-size-over]
 * The font-size of hovered Tabs
 *
 * @param {number} [$ui-tab-font-size-active=$tab-font-size-active]
 * The font-size of the active Tab
 *
 * @param {number} [$ui-tab-font-size-disabled=$tab-font-size-disabled]
 * The font-size of disabled Tabs
 *
 * @param {string} [$ui-tab-font-weight=$tab-font-weight]
 * The font-weight of Tabs
 *
 * @param {string} [$ui-tab-font-weight-over=$tab-font-weight-over]
 * The font-weight of hovered Tabs
 *
 * @param {string} [$ui-tab-font-weight-active=$tab-font-weight-active]
 * The font-weight of the active Tab
 *
 * @param {string} [$ui-tab-font-weight-disabled=$tab-font-weight-disabled]
 * The font-weight of disabled Tabs
 *
 * @param {string} [$ui-tab-font-family=$tab-font-family]
 * The font-family of Tabs
 *
 * @param {string} [$ui-tab-font-family-over=$tab-font-family-over]
 * The font-family of hovered Tabs
 *
 * @param {string} [$ui-tab-font-family-active=$tab-font-family-active]
 * The font-family of the active Tab
 *
 * @param {string} [$ui-tab-font-family-disabled=$tab-font-family-disabled]
 * The font-family of disabled Tabs
 *
 * @param {number} [$ui-tab-line-height=$tab-line-height]
 * The line-height of Tabs
 *
 * @param {color} [$ui-tab-color=$tab-color]
 * The text color of Tabs
 *
 * @param {color} [$ui-tab-color-over=$tab-color-over]
 * The text color of hovered Tabs
 *
 * @param {color} [$ui-tab-color-active=$tab-color-active]
 * The text color of the active Tab
 *
 * @param {color} [$ui-tab-color-disabled=$tab-color-disabled]
 * The text color of disabled Tabs
 *
 * @param {string/list} [$ui-tab-background-gradient=$tab-background-gradient]
 * The background-gradient for Tabs. Can be either the name of a predefined gradient
 * or a list of color stops. Used as the `$type` parameter for 
 * {@link Global_CSS#background-gradient}.
 *
 * @param {string/list} [$ui-tab-background-gradient-over=$tab-background-gradient-over]
 * The background-gradient for hovered Tabs. Can be either the name of a predefined gradient
 * or a list of color stops. Used as the `$type` parameter for 
 * {@link Global_CSS#background-gradient}.
 *
 * @param {string/list} [$ui-tab-background-gradient-active=$tab-background-gradient-active]
 * The background-gradient for the active Tab. Can be either the name of a predefined gradient
 * or a list of color stops. Used as the `$type` parameter for 
 * {@link Global_CSS#background-gradient}.
 *
 * @param {string/list} [$ui-tab-background-gradient-disabled=$tab-background-gradient-disabled]
 * The background-gradient for disabled Tabs. Can be either the name of a predefined gradient
 * or a list of color stops. Used as the `$type` parameter for 
 * {@link Global_CSS#background-gradient}.
 *
 * @param {number} [$ui-tab-inner-border-width=$tab-inner-border-width]
 * The inner border-width of Tabs
 *
 * @param {color} [$ui-tab-inner-border-color=$tab-inner-border-color]
 * The inner border-color of Tabs
 *
 * @param {number} [$ui-tab-icon-width=$tab-icon-width]
 * The width of the Tab close icon
 *
 * @param {number} [$ui-tab-icon-height=$tab-icon-height]
 * The height of the Tab close icon
 *
 * @param {number} [$ui-tab-icon-spacing=$tab-icon-spacing]
 * the space in between the text and the close button
 *
 * @param {list} [$ui-tab-icon-background-position=$tab-icon-background-position]
 * The background-position of Tab icons
 *
 * @param {color} [$ui-tab-glyph-color=$tab-glyph-color]
 * The color of Tab glyph icons
 *
 * @param {color} [$ui-tab-glyph-color-over=$tab-glyph-color-over]
 * The color of a Tab glyph icon when the Tab is hovered
 *
 * @param {color} [$ui-tab-glyph-color-active=$tab-glyph-color-active]
 * The color of a Tab glyph icon when the Tab is active
 *
 * @param {color} [$ui-tab-glyph-color-disabled=$tab-glyph-color-disabled]
 * The color of a Tab glyph icon when the Tab is disabled
 *
 * @param {number} [$ui-tab-glyph-opacity=$tab-glyph-opacity]
 * The opacity of a Tab glyph icon
 *
 * @param {number} [$ui-tab-glyph-opacity-disabled=$tab-glyph-opacity-disabled]
 * The opacity of a Tab glyph icon when the Tab is disabled
 *
 * @param {number} [$ui-tab-opacity-disabled=$tab-opacity-disabled]
 * opacity to apply to the tab's main element when the tab is disabled
 *
 * @param {number} [$ui-tab-text-opacity-disabled=$tab-text-opacity-disabled]
 * opacity to apply to the tab's text element when the tab is disabled
 *
 * @param {number} [$ui-tab-icon-opacity-disabled=$tab-icon-opacity-disabled]
 * opacity to apply to the tab's icon element when the tab is disabled
 *
 * @param {number} [$ui-strip-height=$tabbar-strip-height]
 * The height of the Tab Bar strip
 *
 * @param {number/list} [$ui-strip-border-width=$tabbar-strip-border-width]
 * The border-width of the Tab Bar strip
 *
 * @param {number/list} [$ui-strip-plain-border-width=$tabbar-strip-plain-border-width]
 * The border-width of the {@link Ext.tab.Panel#plain plain} Tab Bar strip
 *
 * @param {color} [$ui-strip-border-color=$tabbar-strip-border-color]
 * The border-color of the Tab Bar strip
 *
 * @param {color} [$ui-strip-background-color=$tabbar-strip-background-color]
 * The background-color of the Tab Bar strip
 *
 * @param {number/list} [$ui-bar-border-width=$tabbar-border-width]
 * The border-width of the Tab Bar
 *
 * @param {color} [$ui-bar-border-color=$tabbar-border-color]
 * The border-color of the Tab Bar
 *
 * @param {number/list} [$ui-bar-padding=$tabbar-padding]
 * The padding of the Tab Bar
 *
 * @param {color} [$ui-bar-background-color=$tabbar-background-color]
 * The background color of the  Tab Bar
 *
 * @param {string/list} [$ui-bar-background-gradient=$tabbar-background-gradient]
 * The background-gradient of the Tab Bar. Can be either the name of a predefined gradient
 * or a list of color stops. Used as the `$type` parameter for 
 * {@link Global_CSS#background-gradient}.
 *
 * @param {number} [$ui-bar-scroller-width=$tabbar-scroller-width]
 * The width of the Tab Bar scrollers
 *
 * @param {string} [$ui-bar-scroller-cursor=$tabbar-scroller-cursor]
 * The cursor of the Tab Bar scrollers
 *
 * @param {string} [$ui-bar-scroller-cursor-disabled=$tabbar-scroller-cursor-disabled]
 * The cursor of disabled Tab Bar scrollers
 *
 * @param {number} [$ui-bar-scroller-opacity=$tabbar-scroller-opacity]
 * The opacity of Tab Bar scrollers
 *
 * @param {number} [$ui-bar-scroller-opacity-over=$tabbar-scroller-opacity-over]
 * The opacity of hovered Tab Bar scrollers
 *
 * @param {number} [$ui-bar-scroller-opacity-pressed=$tabbar-scroller-opacity-pressed]
 * The opacity of pressed Tab Bar scrollers
 *
 * @param {number} [$ui-bar-scroller-opacity-disabled=$tabbar-scroller-opacity-disabled]
 * The opacity of disabled Tab Bar scrollers
 *
 * @param {number} [$ui-tab-closable-icon-width=$tab-closable-icon-width]
 * The width of the Tab close icon
 *
 * @param {number} [$ui-tab-closable-icon-height=$tab-closable-icon-height]
 * The height of the Tab close icon
 *
 * @param {number} [$ui-tab-closable-icon-top=$tab-closable-icon-top]
 * The distance to offset the Tab close icon from the top of the tab
 *
 * @param {number} [$ui-tab-closable-icon-right=$tab-closable-icon-right]
 * The distance to offset the Tab close icon from the right of the tab
 *
 * @param {number} [$ui-tab-closable-icon-spacing=$tab-closable-icon-spacing]
 * the space in between the text and the close button
 *
 * @member Ext.tab.Panel
 */ 
@mixin extjs-tab-panel-ui(
    $ui,
    
    $ui-tab-background-color: $tab-base-color,
    $ui-tab-background-color-over: $tab-base-color-over,
    $ui-tab-background-color-active: $tab-base-color-active,
    $ui-tab-background-color-disabled: $tab-base-color-disabled,
    $ui-tab-border-radius: $tab-border-radius,
    $ui-tab-border-width: $tab-border-width,
    $ui-tab-margin: $tab-margin,
    $ui-tab-padding: $tab-padding,
    $ui-tab-text-padding: $tab-text-padding,
    $ui-tab-border-color: $tab-border-color,
    $ui-tab-border-color-over: $tab-border-color-over,
    $ui-tab-border-color-active: $tab-border-color-active,
    $ui-tab-border-color-disabled: $tab-border-color-disabled,
    $ui-tab-cursor: $tab-cursor,
    $ui-tab-cursor-disabled: $tab-cursor-disabled,
    $ui-tab-font-size: $tab-font-size,
    $ui-tab-font-size-over: $tab-font-size-over,
    $ui-tab-font-size-active: $tab-font-size-active,
    $ui-tab-font-size-disabled: $tab-font-size-disabled,
    $ui-tab-font-weight: $tab-font-weight,
    $ui-tab-font-weight-over: $tab-font-weight-over,
    $ui-tab-font-weight-active: $tab-font-weight-active,
    $ui-tab-font-weight-disabled: $tab-font-weight-disabled,
    $ui-tab-font-family: $tab-font-family,
    $ui-tab-font-family-over: $tab-font-family-over,
    $ui-tab-font-family-active: $tab-font-family-active,
    $ui-tab-font-family-disabled: $tab-font-family-disabled,
    $ui-tab-line-height: $tab-line-height,
    $ui-tab-color: $tab-color,
    $ui-tab-color-over: $tab-color-over,
    $ui-tab-color-active: $tab-color-active,
    $ui-tab-color-disabled: $tab-color-disabled,
    $ui-tab-background-gradient: $tab-background-gradient,
    $ui-tab-background-gradient-over: $tab-background-gradient-over,
    $ui-tab-background-gradient-active: $tab-background-gradient-active,
    $ui-tab-background-gradient-disabled: $tab-background-gradient-disabled,

    $ui-tab-inner-border-width: $tab-inner-border-width,
    $ui-tab-inner-border-color: $tab-inner-border-color,

    $ui-tab-icon-width: $tab-icon-width,
    $ui-tab-icon-height: $tab-icon-height,
    $ui-tab-icon-spacing: $tab-icon-spacing,
    $ui-tab-icon-background-position: $tab-icon-background-position,

    $ui-tab-glyph-color: $tab-glyph-color,
    $ui-tab-glyph-color-over: $tab-glyph-color-over,
    $ui-tab-glyph-color-active: $tab-glyph-color-active,
    $ui-tab-glyph-color-disabled: $tab-glyph-color-disabled,
    $ui-tab-glyph-opacity: $tab-glyph-opacity,
    $ui-tab-glyph-opacity-disabled: $tab-glyph-opacity-disabled,

    $ui-tab-opacity-disabled: $tab-opacity-disabled,
    $ui-tab-text-opacity-disabled: $tab-text-opacity-disabled,
    $ui-tab-icon-opacity-disabled: $tab-icon-opacity-disabled,

    $ui-strip-height: $tabbar-strip-height,
    $ui-strip-border-width: $tabbar-strip-border-width,
    $ui-strip-plain-border-width: $tabbar-strip-plain-border-width,
    $ui-strip-border-color: $tabbar-strip-border-color,
    $ui-strip-background-color: $tabbar-strip-background-color,

    $ui-bar-border-width: $tabbar-border-width,
    $ui-bar-border-color: $tabbar-border-color,
    $ui-bar-padding: $tabbar-padding,
    $ui-bar-background-color: $tabbar-base-color,
    $ui-bar-background-gradient: $tabbar-background-gradient,
    $ui-bar-scroller-width: $tabbar-scroller-width,

    $ui-bar-scroller-cursor: $tabbar-scroller-cursor,
    $ui-bar-scroller-cursor-disabled: $tabbar-scroller-cursor-disabled,
    $ui-bar-scroller-opacity: $tabbar-scroller-opacity,
    $ui-bar-scroller-opacity-over: $tabbar-scroller-opacity-over,
    $ui-bar-scroller-opacity-pressed: $tabbar-scroller-opacity-pressed,
    $ui-bar-scroller-opacity-disabled: $tabbar-scroller-opacity-disabled,

    $ui-tab-closable-icon-width: $tab-closable-icon-width,
    $ui-tab-closable-icon-height: $tab-closable-icon-height,
    $ui-tab-closable-icon-top: $tab-closable-icon-top,
    $ui-tab-closable-icon-right: $tab-closable-icon-right,
    $ui-tab-closable-icon-spacing: $tab-closable-icon-spacing
) {
    @if $include-tab-default-ui or $ui != 'default' {
        @include extjs-tab-ui(
            $ui: $ui,
            
            $ui-background-color: $ui-tab-background-color,
            $ui-background-color-over: $ui-tab-background-color-over,
            $ui-background-color-active: $ui-tab-background-color-active,
            $ui-background-color-disabled: $ui-tab-background-color-disabled,
            $ui-border-radius: $ui-tab-border-radius,
            $ui-border-width: $ui-tab-border-width,
            $ui-margin: $ui-tab-margin,
            $ui-padding: $ui-tab-padding,
            $ui-text-padding: $ui-tab-text-padding,
            $ui-border-color: $ui-tab-border-color,
            $ui-border-color-over: $ui-tab-border-color-over,
            $ui-border-color-active: $ui-tab-border-color-active,
            $ui-border-color-disabled: $ui-tab-border-color-disabled,
            $ui-cursor: $ui-tab-cursor,
            $ui-cursor-disabled: $ui-tab-cursor-disabled,
            $ui-font-size: $ui-tab-font-size,
            $ui-font-size-over: $ui-tab-font-size-over,
            $ui-font-size-active: $ui-tab-font-size-active,
            $ui-font-size-disabled: $ui-tab-font-size-disabled,
            $ui-font-weight: $ui-tab-font-weight,
            $ui-font-weight-over: $ui-tab-font-weight-over,
            $ui-font-weight-active: $ui-tab-font-weight-active,
            $ui-font-weight-disabled: $ui-tab-font-weight-disabled,
            $ui-font-family: $ui-tab-font-family,
            $ui-font-family-over: $ui-tab-font-family-over,
            $ui-font-family-active: $ui-tab-font-family-active,
            $ui-font-family-disabled: $ui-tab-font-family-disabled,
            $ui-line-height: $ui-tab-line-height,
            $ui-color: $ui-tab-color,
            $ui-color-over: $ui-tab-color-over,
            $ui-color-active: $ui-tab-color-active,
            $ui-color-disabled: $ui-tab-color-disabled,
            $ui-background-gradient: $ui-tab-background-gradient,
            $ui-background-gradient-over: $ui-tab-background-gradient-over,
            $ui-background-gradient-active: $ui-tab-background-gradient-active,
            $ui-background-gradient-disabled: $ui-tab-background-gradient-disabled,

            $ui-inner-border-width: $ui-tab-inner-border-width,
            $ui-inner-border-color: $ui-tab-inner-border-color,

            $ui-icon-width: $ui-tab-icon-width,
            $ui-icon-height: $ui-tab-icon-height,
            $ui-icon-spacing: $ui-tab-icon-spacing,
            $ui-icon-background-position: $ui-tab-icon-background-position,

            $ui-glyph-color: $ui-tab-glyph-color,
            $ui-glyph-color-over: $ui-tab-glyph-color-over,
            $ui-glyph-color-active: $ui-tab-glyph-color-active,
            $ui-glyph-color-disabled: $ui-tab-glyph-color-disabled,
            $ui-glyph-opacity: $ui-tab-glyph-opacity,
            $ui-glyph-opacity-disabled: $ui-tab-glyph-opacity-disabled,

            $ui-opacity-disabled: $ui-tab-opacity-disabled,
            $ui-text-opacity-disabled: $ui-tab-text-opacity-disabled,
            $ui-icon-opacity-disabled: $ui-tab-icon-opacity-disabled,

            $ui-closable-icon-width: $ui-tab-closable-icon-width,
            $ui-closable-icon-height: $ui-tab-closable-icon-height,
            $ui-closable-icon-top: $ui-tab-closable-icon-top,
            $ui-closable-icon-right: $ui-tab-closable-icon-right,
            $ui-closable-icon-spacing: $ui-tab-closable-icon-spacing,

            $ui-border-bottom-color: $ui-strip-border-color
        );
    }

    @if $include-tabbar-default-ui or $ui != 'default' {
        @include extjs-tab-bar-ui(
            $ui: $ui,

            $ui-strip-height: $ui-strip-height,
            $ui-strip-border-width: $ui-strip-border-width,
            $ui-strip-plain-border-width: $ui-strip-plain-border-width,
            $ui-strip-border-color: $ui-strip-border-color,
            $ui-strip-background-color: $ui-strip-background-color,

            $ui-border-width: $ui-bar-border-width,
            $ui-border-color: $ui-bar-border-color,
            $ui-padding: $ui-bar-padding,
            $ui-background-color: $ui-bar-background-color,
            $ui-background-gradient: $ui-bar-background-gradient,
            $ui-scroller-width: $ui-bar-scroller-width,

            $ui-scroller-cursor: $ui-bar-scroller-cursor,
            $ui-scroller-cursor-disabled: $ui-bar-scroller-cursor-disabled,
            $ui-scroller-opacity: $ui-bar-scroller-opacity,
            $ui-scroller-opacity-over: $ui-bar-scroller-opacity-over,
            $ui-scroller-opacity-pressed: $ui-bar-scroller-opacity-pressed,
            $ui-scroller-opacity-disabled: $ui-bar-scroller-opacity-disabled,
            $ui-tab-height: $ui-tab-line-height + vertical($ui-tab-text-padding) + 
                vertical($ui-tab-padding) + $ui-tab-border-width
        );
    }
}

@include extjs-tab-panel-ui(
    $ui: 'default'
);

.#{$prefix}tab-bar-plain {
    border-width: $tabbar-plain-border-width;
    padding: $tabbar-plain-padding;
    height: $tab-line-height + vertical($tab-text-padding) + 
        vertical($tab-padding) + $tab-border-width + 
        $tabbar-strip-height + vertical($tabbar-plain-padding) + vertical($tabbar-plain-border-width);
}
