Made callback for isPickerShow optional (#296)

index.d.ts

@@ -5,15 +5,15 @@
 
 /**
  * Options to create a picker object
- * 
+ *
  * @interface PickerOptions
  */
 interface PickerOptions {
     /**
      * Items to be passed into the picker
-     * 
+     *
      * Default is an empty array
-     * 
+     *
      * @type {any[]}
      * @memberof PickerOptions
      */
@@ -21,12 +21,12 @@ interface PickerOptions {
 
     /**
      * The selected item in the picker
-     * 
+     *
      * Accepts the item in an array
      * Example: ['selected']
-     * 
+     *
      * Default is an empty array
-     * 
+     *
      * @type {any[]}
      * @memberof PickerOptions
      */
@@ -34,9 +34,9 @@ interface PickerOptions {
 
     /**
      * Title text shown at the top of the picker
-     * 
+     *
      * Default value is 'pls select'
-     * 
+     *
      * @type {string}
      * @memberof PickerOptions
      */
@@ -44,9 +44,9 @@ interface PickerOptions {
 
     /**
      * Text for the confirm button
-     * 
+     *
      * Default value is 'confirm'
-     * 
+     *
      * @type {string}
      * @memberof PickerOptions
      */
@@ -54,9 +54,9 @@ interface PickerOptions {
 
     /**
      * Text for the cancel button
-     * 
+     *
      * Default value is 'cancel'
-     * 
+     *
      * @type {string}
      * @memberof PickerOptions
      */
@@ -64,12 +64,12 @@ interface PickerOptions {
 
     /**
      * The color of the text for the confirm button
-     * 
+     *
      * Accepts rgba values as an array
      * [R, G, B, A]
-     * 
+     *
      * Default is [1, 186, 245, 1]
-     * 
+     *
      * @type {number[]}
      * @memberof PickerOptions
      */
@@ -77,12 +77,12 @@ interface PickerOptions {
 
     /**
      * The color of the text for the cancel button
-     * 
+     *
      * Accepts rgba values as an array
      * [R, G, B, A]
-     * 
+     *
      * Default is [1, 186, 245, 1]
-     * 
+     *
      * @type {number[]}
      * @memberof PickerOptions
      */
@@ -90,12 +90,12 @@ interface PickerOptions {
 
     /**
      * The color of the Title text
-     * 
+     *
      * Accepts rgba values as an array
      * [R, G, B, A]
-     * 
+     *
      * Default is [20, 20, 20, 1]
-     * 
+     *
      * @type {number[]}
      * @memberof PickerOptions
      */
@@ -103,12 +103,12 @@ interface PickerOptions {
 
     /**
      * The background color of the toobar
-     * 
+     *
      * Accepts rgba values as an array
      * [R, G, B, A]
-     * 
+     *
      * Default is [232, 232, 232, 1]
-     * 
+     *
      * @type {number[]}
      * @memberof PickerOptions
      */
@@ -116,12 +116,12 @@ interface PickerOptions {
 
     /**
      * Background color of the picker
-     * 
+     *
      * Accepts rgba values as an array
      * [R, G, B, A]
-     * 
+     *
      * Default is [196, 199, 206, 1]
-     * 
+     *
      * @type {number[]}
      * @memberof PickerOptions
      */
@@ -130,9 +130,9 @@ interface PickerOptions {
 
     /**
      * Font size of the items in the toolbar
-     * 
+     *
      * Default is 16
-     * 
+     *
      * @type {number}
      * @memberof PickerOptions
      */
@@ -140,9 +140,9 @@ interface PickerOptions {
 
     /**
      * Font size of the items in the picker
-     * 
+     *
      * Default is 16
-     * 
+     *
      * @type {number}
      * @memberof PickerOptions
      */
@@ -150,9 +150,9 @@ interface PickerOptions {
 
     /**
      * Row height of the items in the picker
-     * 
+     *
      * Default is 24
-     * 
+     *
      * @type {number}
      * @memberof PickerOptions
      */
@@ -160,12 +160,12 @@ interface PickerOptions {
 
     /**
      * Color of the text for the items in the picker
-     * 
+     *
      * Accepts rgba values as an array
      * [R, G, B, A]
-     * 
+     *
      * Default is [31, 31, 31, 1]
-     * 
+     *
      * @type {number[]}
      * @memberof PickerOptions
      */
@@ -173,22 +173,22 @@ interface PickerOptions {
 
     /**
      * Event fired when user confirms the picker
-     * 
+     *
      * Returns the selected item
-     * 
-     * @param {any[]} item 
-     * 
+     *
+     * @param {any[]} item
+     *
      * @memberof PickerOptions
      */
     onPickerConfirm?(item: any[]): void
 
     /**
      * Event fired when user cancels the picker
-     * 
+     *
      * Returns the selected item
-     * 
-     * @param {any[]} item 
-     * 
+     *
+     * @param {any[]} item
+     *
      * @memberof PickerOptions
      */
     onPickerCancel?(item: any[]): void
@@ -196,11 +196,11 @@ interface PickerOptions {
 
     /**
      * Event fired when user scrolls over or selects a value in the picker
-     * 
+     *
      * Returns the selected item
-     * 
-     * @param {any[]} item 
-     * 
+     *
+     * @param {any[]} item
+     *
      * @memberof PickerOptions
      */
     onPickerSelect?(item: any[]): void
@@ -210,61 +210,61 @@ interface PickerOptions {
 export default class Picker {
     /**
      * Creates a new Picker objects
-     * 
+     *
      * @static
-     * @param {PickerOptions} options 
-     * 
+     * @param {PickerOptions} options
+     *
      * @memberof Picker
      */
     static init(options: PickerOptions): void
 
     /**
      * Shows the picker
-     * 
+     *
      * @static
-     * 
+     *
      * @memberof Picker
      */
     static show(): void
 
     /**
      * Hides the picker
-     * 
+     *
      * @static
-     * 
+     *
      * @memberof Picker
      */
     static hide(): void
 
     /**
      * Toggles the visibility of the picker
-     * 
+     *
      * @static
-     * 
+     *
      * @memberof Picker
      */
     static toggle(): void
 
     /**
      * Sets an item in the picker as the selected value
-     * 
+     *
      * Accepts the item in an array
      * Example: ['selected']
-     * 
+     *
      * @static
-     * @param {any[]} item 
-     * 
+     * @param {any[]} item
+     *
      * @memberof Picker
      */
     static select(item: any[]): void
-    
+
     /**
      * Checks if the picker is showing currently
-     * 
+     *
      * @static
-     * @returns {boolean} 
-     * 
+     * @returns {boolean}
+     *
      * @memberof Picker
      */
-    static isPickerShow(): boolean
-}
\ No newline at end of file
+    static isPickerShow(fn?: (err: any, message: any) => void): boolean
+}

index.js

@@ -91,7 +91,7 @@ export default {
             else if(ios){
                 returnValue = !err;
             }
-            fn(returnValue);
+            fn && fn(returnValue);
         });
     }
-};
\ No newline at end of file
+};