feat(location): add the iconStyle properties

README.md

@@ -20,6 +20,7 @@ npm install react-native-picker-xg --save
      * pickerNameStyle: CSS-layout, the style of the pickerName
      * cancelBtnStyle: CSS-layout, the style of the cancel button
      * confirmBtnStyle: CSS-layout, the confirm button's style
+     * iconStyle: CSS-layout, the right downdrop button's style
      * inputStyle: CSS-layout, the textInput's style
      * navStyle: CSS-layout, the style of the nav of the picker
      * textStyle: CSS-layout, the style of the inputText's inner text
@@ -38,6 +39,7 @@ npm install react-native-picker-xg --save
     * inputStyle: CSS-layout, the textInput's style
     * navStyle: CSS-layout, the style of the nav of the picker
     * textStyle: CSS-layout, the style of the inputText's inner text
+    * iconStyle: CSS-layout, the right downdrop button's style
     * pickerName: string, the text of the picker's name
     * inputValue: string, the initial text of the textInput
     * selectIndex: [number] ,initial selected item

app/csetup.js

@@ -55,6 +55,8 @@ class CPickerroll extends Component {
     navStyle: View.propTypes.style,
     //输入框内部字体样式
     textStyle: Text.propTypes.style,
+    //右边下拉按钮的样式
+    iconStyle: View.propTypes.style,
     //picker的名称
     pickerName: PropTypes.string,
     //输入框内部文字初始值
@@ -342,7 +344,7 @@ class CPickerroll extends Component {
           placeholder={this.state.inputValue}
           value={this.state.inputValue}
         /><TouchableOpacity className="arrowDown" style={styles.iconOuter} onPress={() => { this._setEventBegin()}}>
-          <Image source={require('./img/arrow.png')} />
+          <Image source={require('./img/arrow.png')} style={[styles.icon, this.props.iconStyle]} />
           </TouchableOpacity>
           </View>
       </View>

app/setup3.js

@@ -55,6 +55,8 @@ class TMPicker extends Component {
     navStyle: View.propTypes.style,
     //输入框内部字体样式
     textStyle: Text.propTypes.style,
+    //右边下拉按钮的样式
+    iconStyle: View.propTypes.style,
     //picker的名称
     pickerName: PropTypes.string,
     //输入框内部文字初始值
@@ -281,7 +283,7 @@ class TMPicker extends Component {
           placeholder={this.state.inputValue}
           value={this.state.inputValue}
         /><TouchableOpacity className="arrowDown" style={styles.iconOuter}onPress={() => { this._setEventBegin()}}>
-          <Image source={require('./img/arrow.png')} />
+          <Image source={require('./img/arrow.png')} style={[styles.icon, this.props.iconStyle]}/>
       </TouchableOpacity>
           </View>
       </View>

app/style.js

@@ -75,6 +75,10 @@ let styles = StyleSheet.create({
   container2Icon: {
     flex:1,
     marginTop:-10,
+  },
+  icon: {
+    width:30,
+    height:30
   }
 });