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			|  | 1 | +# Common Options
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			|  | 2 | +
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			|  | 3 | +## navBarTextColor
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			|  | 4 | +```js
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			|  | 5 | +topBar: {
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			|  | 6 | +  title: {
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			|  | 7 | +    color: 'red'
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			|  | 8 | +  }
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			|  | 9 | +}
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			|  | 10 | +```
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			|  | 11 | +
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			|  | 12 | +## navBarTextFontSize
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			|  | 13 | +```js
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			|  | 14 | +topBar: {
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			|  | 15 | +  title: {
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			|  | 16 | +    fontSize: 'red'
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			|  | 17 | +  }
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			|  | 18 | +}
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			|  | 19 | +```
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			|  | 20 | +
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			|  | 21 | +## navBarTextFontFamily
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			|  | 22 | +```js
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			|  | 23 | +topBar: {
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			|  | 24 | +  title: {
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			|  | 25 | +    fontFamily: 'Helvetica'
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			|  | 26 | +  }
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			|  | 27 | +}
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			|  | 28 | +```
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			|  | 29 | +
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			|  | 30 | +## navBarBackgroundColor
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			|  | 31 | +```js
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			|  | 32 | +topBar: {
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			|  | 33 | +  background: {
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			|  | 34 | +    color: 'red'
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			|  | 35 | +  }
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			|  | 36 | +}  
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			|  | 37 | +```
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			|  | 38 | +
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			|  | 39 | +## navBarCustomView
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			|  | 40 | +```js
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			|  | 41 | +topBar: {
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			|  | 42 | +  background: {
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			|  | 43 | +    component: {
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			|  | 44 | +      name: 'example.CustomTopBarBackground'
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			|  | 45 | +    }
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			|  | 46 | +  },
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			|  | 47 | +  title: {
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			|  | 48 | +    component: {
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			|  | 49 | +      name: 'example.CustomTopBarTitle'
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			|  | 50 | +    }
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			|  | 51 | +  }
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			|  | 52 | +}
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			|  | 53 | +```
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			|  | 54 | +
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			|  | 55 | +## navBarComponentAlignment
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			|  | 56 | +```js
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			|  | 57 | +topBar: {
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			|  | 58 | +  title: {
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			|  | 59 | +    component: {
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			|  | 60 | +      name: 'example.CustomTopBarTitle',
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			|  | 61 | +      alignment: 'center'
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			|  | 62 | +    }
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			|  | 63 | +  }
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			|  | 64 | +}  
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			|  | 65 | +```
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			|  | 66 | +
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			|  | 67 | +## navBarCustomViewInitialProps
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			|  | 68 | +```js
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			|  | 69 | +topBar: {
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			|  | 70 | +  background: {
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			|  | 71 | +    component: {
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			|  | 72 | +      name: 'example.CustomTopBarBackground',
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			|  | 73 | +      passProps: {}
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			|  | 74 | +    }
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			|  | 75 | +  },
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			|  | 76 | +  title: {
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			|  | 77 | +    component: {
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			|  | 78 | +      name: 'example.CustomTopBarTitle',
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			|  | 79 | +      passProps: {}
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			|  | 80 | +    }
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			|  | 81 | +  }
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			|  | 82 | +} 
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			|  | 83 | +```
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			|  | 84 | +
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			|  | 85 | +## navBarButtonColor
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			|  | 86 | +```js
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			|  | 87 | +topBar: {
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			|  | 88 | +  rightButtons: [
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			|  | 89 | +    {
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			|  | 90 | +      color: 'red'
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			|  | 91 | +    }
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			|  | 92 | +  ]
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			|  | 93 | +}
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			|  | 94 | +```
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			|  | 95 | +
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			|  | 96 | +## topBarElevationShadowEnabled
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			|  | 97 | +```js
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			|  | 98 | +topBar: {
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			|  | 99 | +  elevation: 0
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			|  | 100 | +}
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			|  | 101 | +```
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			|  | 102 | +
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			|  | 103 | +## navBarHidden
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			|  | 104 | +```js
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			|  | 105 | +topBar: {
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			|  | 106 | +  visible: false
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			|  | 107 | +} 
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			|  | 108 | +```
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			|  | 109 | +
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			|  | 110 | +## navBarTransparent
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			|  | 111 | +```js
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			|  | 112 | +topBar: {
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			|  | 113 | +  transparent: true
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			|  | 114 | +}  
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			|  | 115 | +```
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			|  | 116 | +
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			|  | 117 | +## drawUnderNavBar
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			|  | 118 | +```js
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			|  | 119 | +topBar: {
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			|  | 120 | +  drawBehind: true
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			|  | 121 | +}  
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			|  | 122 | +```
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			|  | 123 | +
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			|  | 124 | +## drawUnderTabBar
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			|  | 125 | +```js
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			|  | 126 | +bottomTabs: {
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			|  | 127 | +  drawBehind: true
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			|  | 128 | +}  
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			|  | 129 | +```
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			|  | 130 | +
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			|  | 131 | +## tabBarHidden
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			|  | 132 | +```js
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			|  | 133 | +bottomTabs: {
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			|  | 134 | +  visible: false
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			|  | 135 | +}  
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			|  | 136 | +```
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			|  | 137 | +
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			|  | 138 | +## statusBarHidden
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			|  | 139 | +```js
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			|  | 140 | +statusBar: {
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			|  | 141 | +  visible: false
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			|  | 142 | +}  
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			|  | 143 | +```
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			|  | 144 | +
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			|  | 145 | +## statusBarTextColorScheme
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			|  | 146 | +```js
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			|  | 147 | +statusBar: {
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			|  | 148 | +  style: 'light' | 'dark'
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			|  | 149 | +}
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			|  | 150 | +```
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			|  | 151 | +
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			|  | 152 | +## navBarSubtitleColor
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			|  | 153 | +```js
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			|  | 154 | +topBar: {
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			|  | 155 | +  subtitle: {
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			|  | 156 | +    color: 'red'
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			|  | 157 | +  }
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			|  | 158 | +}
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			|  | 159 | +```
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			|  | 160 | +
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			|  | 161 | +## navBarSubtitleFontFamily
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			|  | 162 | +```js
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			|  | 163 | +topBar: {
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			|  | 164 | +  subtitle: {
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			|  | 165 | +    fontFamily: 'Helvetica'
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			|  | 166 | +  }
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			|  | 167 | +}
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			|  | 168 | +```
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			|  | 169 | +
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			|  | 170 | +## navBarSubtitleFontSize
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			|  | 171 | +```js
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			|  | 172 | +topBar: {
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			|  | 173 | +  subtitle: {
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			|  | 174 | +    fontSize: 14
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			|  | 175 | +  }
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			|  | 176 | +}
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			|  | 177 | +```
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			|  | 178 | +
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			|  | 179 | +## screenBackgroundColor
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			|  | 180 | +```js
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			|  | 181 | +layout: {
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			|  | 182 | +  backgroundColor: 'red'
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			|  | 183 | +}  
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			|  | 184 | +```
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			|  | 185 | +
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			|  | 186 | +## orientation
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			|  | 187 | +```js
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			|  | 188 | +layout: {
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			|  | 189 | +  orientation: ['portrait', 'landscape'] // An array of supported orientations
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			|  | 190 | +}
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			|  | 191 | +```
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			|  | 192 | +
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			|  | 193 | +## disabledButtonColor
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			|  | 194 | +```js
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			|  | 195 | +topBar: {
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			|  | 196 | +  rightButtons: [
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			|  | 197 | +    {
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			|  | 198 | +      disabledColor: 'grey'
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			|  | 199 | +    }
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			|  | 200 | +  ]
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			|  | 201 | +}
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			|  | 202 | +```
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			|  | 203 | +
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			|  | 204 | +## navBarButtonFontSize
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			|  | 205 | +```js
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			|  | 206 | +topBar: {
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			|  | 207 | +  rightButtons: [
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			|  | 208 | +    {
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			|  | 209 | +      fontSize: 13
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			|  | 210 | +    }
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			|  | 211 | +  ]
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			|  | 212 | +}  
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			|  | 213 | +```
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			|  | 214 | +
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			|  | 215 | +## navBarLeftButtonFontSize
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			|  | 216 | +```js
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			|  | 217 | +{
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			|  | 218 | +  topBar: {
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			|  | 219 | +    leftButtons: [
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			|  | 220 | +      {
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			|  | 221 | +        fontSize: 13
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			|  | 222 | +      }
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			|  | 223 | +    ]
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			|  | 224 | +  }
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			|  | 225 | +}
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			|  | 226 | +```
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			|  | 227 | +
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			|  | 228 | +## navBarLeftButtonColor
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			|  | 229 | +```js
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			|  | 230 | +{
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			|  | 231 | +  topBar: {
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			|  | 232 | +    leftButtons: [
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			|  | 233 | +      {
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			|  | 234 | +        color: 'red'
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			|  | 235 | +      }
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			|  | 236 | +    ]
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			|  | 237 | +  }
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			|  | 238 | +}
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			|  | 239 | +```
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			|  | 240 | +
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			|  | 241 | +## navBarLeftButtonFontWeight
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			|  | 242 | +```js
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			|  | 243 | +{
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			|  | 244 | +  topBar: {
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			|  | 245 | +    leftButtons: [
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			|  | 246 | +      {
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			|  | 247 | +        weight: '300'
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			|  | 248 | +      }
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			|  | 249 | +    ]
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			|  | 250 | +  }
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			|  | 251 | +}  
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			|  | 252 | +```
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			|  | 253 | +
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			|  | 254 | +## navBarRightButtonFontSize
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			|  | 255 | +```js
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			|  | 256 | +topBar: {
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			|  | 257 | +  leftButtons: [
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			|  | 258 | +    {
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			|  | 259 | +      fontSize: 13
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			|  | 260 | +    }
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			|  | 261 | +  ]
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			|  | 262 | +}
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			|  | 263 | +```
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			|  | 264 | +
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			|  | 265 | +## navBarRightButtonColor
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			|  | 266 | +```js
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			|  | 267 | +topBar: {
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			|  | 268 | +  rightButtons: [
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			|  | 269 | +    {
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			|  | 270 | +      color: 'red'
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			|  | 271 | +    }
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			|  | 272 | +  ]
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			|  | 273 | +}
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			|  | 274 | +```
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			|  | 275 | +
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			|  | 276 | +## navBarRightButtonFontWeight
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			|  | 277 | +```js
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			|  | 278 | +topBar: {
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			|  | 279 | +  rightButtons: [
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			|  | 280 | +    {
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			|  | 281 | +      weight: '400'
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			|  | 282 | +    }
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			|  | 283 | +  ]
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			|  | 284 | +} 
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			|  | 285 | +```
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			|  | 286 | +
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			|  | 287 | +## modalPresentationStyle
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			|  | 288 | +```js
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			|  | 289 | +{
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			|  | 290 | +modalPresentationStyle: 'overCurrentContext' // Supported styles are: 'formSheet', 'pageSheet', 'overFullScreen', 'overCurrentContext', 'currentContext', 'popOver', 'fullScreen' and 'none'. On Android, only overCurrentContext and none are supported.
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			|  | 291 | +}
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			|  | 292 | +```
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			|  | 293 | +
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			|  | 294 | +## navBarButtonFontFamily
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			|  | 295 | +```js
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			|  | 296 | +topBar: {
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			|  | 297 | +  rightButtons: [
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			|  | 298 | +    {
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			|  | 299 | +      fontFamily: 'Helvetica'
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			|  | 300 | +    }
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			|  | 301 | +  ]
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			|  | 302 | +}
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			|  | 303 | +```
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			|  | 304 | +
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			|  | 305 | +# iOS only
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			|  | 306 | +
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			|  | 307 | +## navBarHideOnScroll
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			|  | 308 | +```js
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			|  | 309 | +topBar: {
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			|  | 310 | +  hideOnScroll: true
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			|  | 311 | +}
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			|  | 312 | +```
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			|  | 313 | +
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			|  | 314 | +## navBarTranslucent
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			|  | 315 | +```js
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			|  | 316 | +topBar: {
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			|  | 317 | +  translucent: true
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			|  | 318 | +}
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			|  | 319 | +```
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			|  | 320 | +
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			|  | 321 | +## navBarNoBorder
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			|  | 322 | +```js
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			|  | 323 | +topBar: {
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			|  | 324 | +  noBorder: true
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			|  | 325 | +}  
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			|  | 326 | +```
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			|  | 327 | +
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			|  | 328 | +## navBarBlur
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			|  | 329 | +```js
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			|  | 330 | +topBar: {
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			|  | 331 | +  blur: true
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			|  | 332 | +}  
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			|  | 333 | +```
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			|  | 334 | +
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			|  | 335 | +## rootBackgroundImageName
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			|  | 336 | +```js
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			|  | 337 | +{
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			|  | 338 | +  rootBackgroundImage: require('rootBackground.png')
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			|  | 339 | +}
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			|  | 340 | +```
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			|  | 341 | +
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			|  | 342 | +## statusBarHideWithNavBar
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			|  | 343 | +```js
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			|  | 344 | +statusBar: {
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			|  | 345 | +  hideWithTopBar: true
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			|  | 346 | +}
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			|  | 347 | +```
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			|  | 348 | +
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			|  | 349 | +## statusBarBlur
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			|  | 350 | +```js
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			|  | 351 | +statusBar: {
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			|  | 352 | +  blur: true
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			|  | 353 | +}  
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			|  | 354 | +```
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			|  | 355 | +
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			|  | 356 | +## disabledBackGesture
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			|  | 357 | +```js
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			|  | 358 | +{
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			|  | 359 | +  popGesture: false
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			|  | 360 | +} 
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			|  | 361 | +```
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			|  | 362 | +
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			|  | 363 | +## screenBackgroundImageName
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			|  | 364 | +```js
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			|  | 365 | +{
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			|  | 366 | +  backgroundImage: require('background.png')
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			|  | 367 | +}
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			|  | 368 | +```
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			|  | 369 | +
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			|  | 370 | +## largeTitle
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			|  | 371 | +```js
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			|  | 372 | +  topBar: {
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			|  | 373 | +    largeTitle: {
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			|  | 374 | +      visible: true,
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			|  | 375 | +      fontSize: 30,
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			|  | 376 | +      color: 'red',
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			|  | 377 | +      fontFamily: 'Helvetica'
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			|  | 378 | +    }
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			|  | 379 | +  }
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			|  | 380 | +```
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			|  | 381 | +
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			|  | 382 | +# Android Options
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			|  | 383 | +
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			|  | 384 | +## navBarTitleTextCentered
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			|  | 385 | +```js
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			|  | 386 | +topBar: {
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			|  | 387 | +  alignment: 'center'
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			|  | 388 | +}
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			|  | 389 | +```
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			|  | 390 | +
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			|  | 391 | +## statusBarColor
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			|  | 392 | +```js
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			|  | 393 | +statusBar: {
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			|  | 394 | +  backgroundColor: 'red'
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			|  | 395 | +}
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			|  | 396 | +```
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			|  | 397 | +
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			|  | 398 | +## drawUnderStatusBar
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			|  | 399 | +```js
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			|  | 400 | +statusBar: {
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			|  | 401 | +  drawBehind: true
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			|  | 402 | +}
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			|  | 403 | +```
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			|  | 404 | +
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			|  | 405 | +## navBarHeight
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			|  | 406 | +```js
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			|  | 407 | +topBar: {
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			|  | 408 | +  height: 70, // TopBar height in dp
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			|  | 409 | +}
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			|  | 410 | +```
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			|  | 411 | +
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			|  | 412 | +## navBarTopPadding
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			|  | 413 | +```js
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			|  | 414 | +layout: {
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			|  | 415 | +    topMargin: 26 // Set the layout's top margin in dp
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			|  | 416 | +  }
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			|  | 417 | +```
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			|  | 418 | +
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			|  | 419 | +## topTabsHeight
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			|  | 420 | +```js
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			|  | 421 | +topTabs: {
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			|  | 422 | +  height: 70
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			|  | 423 | +}
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			|  | 424 | +```
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			|  | 425 | +
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			|  | 426 | +## topBarBorderColor
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			|  | 427 | +```js
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			|  | 428 | +topBar: {
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			|  | 429 | +  borderColor: 'red'
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			|  | 430 | +}
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			|  | 431 | +```
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			|  | 432 | +
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			|  | 433 | +## topBarBorderWidth
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			|  | 434 | +```js
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			|  | 435 | +topBar: {
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			|  | 436 | +  borderHeight: 1.3
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			|  | 437 | +} 
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			|  | 438 | +```
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			|  | 439 | +
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			|  | 440 | +# Unsupported options
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			|  | 441 | +* disabledSimultaneousGesture
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			|  | 442 | +* statusBarTextColorSchemeSingleScreen
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			|  | 443 | +* navBarButtonFontWeight
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			|  | 444 | +* topBarShadowColor
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			|  | 445 | +* topBarShadowOpacity
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			|  | 446 | +* topBarShadowOffset
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			|  | 447 | +* topBarShadowRadius
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			|  | 448 | +* preferredContentSize
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			|  | 449 | +* navigationBarColor
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			|  | 450 | +* navBarSubTitleTextCentered
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			|  | 451 | +* collapsingToolBarImage
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			|  | 452 | +* collapsingToolBarCollapsedColor
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			|  | 453 | +* navBarTextFontBold
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