@mixin extjs-window {
    .#{$prefix}window {
        outline: none;
        overflow: hidden;
        
        .#{$prefix}window-wrap {
            position: relative;
        }
    }
    
    .#{$prefix}window-body {
        position: relative;
        border-style: $window-body-border-style;
        overflow: hidden;
    }

    //maximized window
    .#{$prefix}window-maximized {
        .#{$prefix}window-wrap {
            .#{$prefix}window-header {
                @include important-no-border-radius;
            }
        }
    }

    .#{$prefix}window-header-top {
        margin-bottom: -2px;
    }
    .#{$prefix}window-header-body-horizontal {
        margin-top: -1px;
    }
 
    .#{$prefix}window-header-bottom {
        margin-top: -1px;
        margin-bottom: -1px;
    }

    .#{$prefix}window-header-left {
        margin-right: -1px;
    }

    .#{$prefix}window-header-right {
        margin-left: -1px;
    }

    .#{$prefix}window-header-vertical {
        .#{$prefix}surface {
            padding-left: 1px;
        }
    }

    // collapsed window header styles
    .#{$prefix}window-collapsed {
        .#{$prefix}window-header-vertical {
            @include border-radius(5px);
        }
        .#{$prefix}window-header-horizontal {
            @include border-radius(5px);
        }

        // Padding changes for collapsed headers.
        .#{$prefix}window-header-left {
            padding-right: 5px !important;
            margin-right: 0;
        }
        
        .#{$prefix}window-header-right {
            padding-left: 5px !important;
            margin-left: 0;
        }
        
        .#{$prefix}window-header-top {
            padding-bottom: 5px !important;
            margin-bottom: -1px;
        }
        
        .#{$prefix}window-header-bottom {
            padding-top: 5px !important;
            margin-top: 0;
        }
    }
    
    .#{$prefix}window-header-left,
    .#{$prefix}window-header-right {
        .#{$prefix}vml-base {
            left: -3px !important;
        }
    }

    .#{$prefix}opera,
    .#{$prefix}strict .#{$prefix}ie9 {
        .#{$prefix}window-header-vertical {
            .#{$prefix}surface {
                padding-left: 2px;
            }
        }
    }
 
    .#{$prefix}window-header-text-container {
        overflow: hidden;
        -o-text-overflow: ellipsis;
        text-overflow: ellipsis;
    }

    .#{$prefix}window-header-text {
        @include no-select;
        white-space: nowrap;
    }
    
    @include extjs-window-ui(
        'default',
        
        $ui-border-radius: $window-border-radius,
        $ui-border-color: $window-border-color,
        $ui-inner-border-color: $window-inner-border-color,

        $ui-header-color: $window-header-color,

        $ui-body-border-color: $window-body-border-color,
        $ui-body-background-color: $window-body-background-color,
        $ui-body-color: $window-body-color,

        $ui-background-color: $window-background-color
    );
    
    .#{$prefix}window-body-plain {
        background: transparent;
    }
}

/**
  * @class Ext.Window
  * Used to create a visual theme for an Ext.Panel
  */
@mixin extjs-window-ui(
    $ui-label,
    
    $ui-padding: null,
    $ui-border-radius: null,
    $ui-border-color: null,
    $ui-inner-border-color: null,
    
    $ui-header-color: null,
    $ui-header-font-size: $window-header-font-size,
    $ui-header-font-weight: $window-header-font-weight,
    
    $ui-body-border-color: null,
    $ui-body-background-color: null,
    $ui-body-color: null,
    
    $ui-background-color: null
){
    $ui-header-text-height: $window-header-line-height;
    
    .#{$prefix}window-#{$ui-label} {
        @if $ui-border-color != null { border-color: $ui-border-color; }
        @if $ui-border-radius != null { @include border-radius($ui-border-radius); }
        
        @if $ui-inner-border-color != null { @include inner-border($window-inner-border-width, $ui-inner-border-color); }
    }
    
    @if $ui-border-radius != null {
        @include x-frame(
            'window',
            $ui-label,
        
            $border-radius: $ui-border-radius,
            $border-width: $window-border-width,
            $padding: $ui-padding,
            $background-color: $ui-background-color
        );
    }
    
    .#{$prefix}window-body-#{$ui-label} {
        @if $ui-body-border-color !=null {
            border-color: $ui-body-border-color;
            border-width: $window-body-border-width;
        }
        
        @if $ui-body-background-color != null { background: $ui-body-background-color; }
        @if $ui-body-color != null { color: $ui-body-color; }
    }
    
    .#{$prefix}window-header-#{$ui-label} {
        @if $ui-header-font-size != null { font-size: $ui-header-font-size; }
        @if $ui-border-color != null { border-color: $ui-border-color; }
        zoom:1;
    }
    
    .#{$prefix}window-header-text-#{$ui-label} {
        @if $ui-header-color != null { color: $ui-header-color; }
        @if $ui-header-font-weight != null { font-weight: $ui-header-font-weight; }
        
        line-height: $ui-header-text-height;
        
        font-family: $font-family;
        font-size: $ui-header-font-size;
    }
    
    @if $ui-border-radius != null {
        @include x-frame('window-header', '#{$ui-label}-top',    top($ui-border-radius) right($ui-border-radius) 0 0, top($window-border-width) right($window-border-width) 0 left($window-border-width), 4px 5px 0, $ui-background-color);
        @include x-frame('window-header', '#{$ui-label}-right',  0 right($ui-border-radius) bottom($ui-border-radius) 0, top($window-border-width) right($window-border-width) bottom($window-border-width) 0, 5px 4px 5px 0, $ui-background-color);
        @include x-frame('window-header', '#{$ui-label}-bottom', 0 0 bottom($ui-border-radius) left($ui-border-radius), 0 right($window-border-width) bottom($window-border-width) left($window-border-width), 0 5px 4px, $ui-background-color);
        @include x-frame('window-header', '#{$ui-label}-left',   top($ui-border-radius) 0 0 left($ui-border-radius), top($window-border-width) 0 bottom($window-border-width) left($window-border-width), 5px 0px 5px 4px, $ui-background-color);

        // collapsed window header styles
        @include x-frame('window-header', '#{$ui-label}-collapsed-top',    $ui-border-radius, $window-border-width, 4px 5px 4px, $ui-background-color);
        @include x-frame('window-header', '#{$ui-label}-collapsed-right',  $ui-border-radius, $window-border-width, 5px 4px, $ui-background-color);
        @include x-frame('window-header', '#{$ui-label}-collapsed-bottom', $ui-border-radius, $window-border-width, 4px 5px 4px, $ui-background-color);
        @include x-frame('window-header', '#{$ui-label}-collapsed-left',   $ui-border-radius, $window-border-width, 5px 4px, $ui-background-color);
    }
    
    .#{$prefix}window-header-#{$ui-label}-top {
        @include inner-border(1px 1px 0, $ui-inner-border-color);
    }

    .#{$prefix}window-header-#{$ui-label}-right {
        @include inner-border(1px 1px 1px 0, $ui-inner-border-color);
    }

    .#{$prefix}window-header-#{$ui-label}-bottom {
        @include inner-border(0px 1px 1px, $ui-inner-border-color);
    }

    .#{$prefix}window-header-#{$ui-label}-left {
        @include inner-border(1px 0 1px 1px, $ui-inner-border-color);
    }
}
