Merge pull request #25 from basvanbeek/master

Addition of Keyboard.show function for Android

Author: tlancina

README.md

@@ -11,6 +11,7 @@ Methods
 - cordova.plugins.Keyboard.hideKeyboardAccessoryBar
 - cordova.plugins.Keyboard.close
 - cordova.plugins.Keyboard.disableScroll
+- cordova.plugins.Keyboard.show
 
 Properties
 --------
@@ -20,7 +21,7 @@ Properties
 Events
 --------
 
-These events are fired on the window. 
+These events are fired on the window.
 
 - native.keyboardshow
   * A number `keyboardHeight` is given on the event object, which is the pixel height of the keyboard.
@@ -62,7 +63,7 @@ Supported Platforms
 
 - iOS, Android
 
-    
+
 Keyboard.disableScroll
 =================
 
@@ -76,22 +77,32 @@ Supported Platforms
 
 - iOS
 
+Keyboard.show
+=================
+
+Force keyboard to be shown on Android. This typically helps if autofocus on a text element does not pop up the keyboard automatically
+
+    cordova.plugins.Keyboard.show();
+
+Supported Platforms
+
+- Android
 
 native.keyboardshow
 =================
 
 This event fires when the keyboard will be shown
 
     window.addEventListener('native.keyboardshow', keyboardShowHandler);
-    
+
     function keyboardShowHandler(e){
         alert('Keyboard height is: ' + e.keyboardHeight);
     }
 
 Properties
 -----------
 
-keyboardHeight: the height of the keyboard in pixels 
+keyboardHeight: the height of the keyboard in pixels
 
 
 Supported Platforms
@@ -106,7 +117,7 @@ native.keyboardhide
 This event fires when the keyboard will hide
 
     window.addEventListener('native.keyboardhide', keyboardHideHandler);
-    
+
     function keyboardHideHandler(e){
         alert('Goodnight, sweet prince');
     }

src/android/IonicKeyboard.java

@@ -1,4 +1,4 @@
-package com.ionic.keyboard; 
+package com.ionic.keyboard;
 
 import org.apache.cordova.CallbackContext;
 import org.apache.cordova.CordovaInterface;
@@ -19,33 +19,33 @@ public class IonicKeyboard extends CordovaPlugin{
 
     public void initialize(CordovaInterface cordova, CordovaWebView webView) {
         super.initialize(cordova, webView);
-        
+
         //calculate density-independent pixels (dp)
         //http://developer.android.com/guide/practices/screens_support.html
         DisplayMetrics dm = new DisplayMetrics();
         cordova.getActivity().getWindowManager().getDefaultDisplay().getMetrics(dm);
         final float density = dm.density;
-        
+
         final CordovaWebView appView = webView;
-        
+
         //http://stackoverflow.com/a/4737265/1091751 detect if keyboard is showing
         final View rootView = cordova.getActivity().getWindow().getDecorView().findViewById(android.R.id.content).getRootView();
         OnGlobalLayoutListener list = new OnGlobalLayoutListener() {
             int previousHeightDiff = 0;
             @Override
             public void onGlobalLayout() {
-            	Rect r = new Rect();
+                Rect r = new Rect();
                 //r will be populated with the coordinates of your view that area still visible.
                 rootView.getWindowVisibleDisplayFrame(r);
 
                 int heightDiff = rootView.getRootView().getHeight() - (r.bottom - r.top);
                 int pixelHeightDiff = (int)(heightDiff / density);
                 if (pixelHeightDiff > 100 && pixelHeightDiff != previousHeightDiff) { // if more than 100 pixels, its probably a keyboard...
                     appView.sendJavascript("cordova.plugins.Keyboard.isVisible = true");
-                    appView.sendJavascript("cordova.fireWindowEvent('native.keyboardshow', { 'keyboardHeight':" + Integer.toString(pixelHeightDiff)+"});");        
+                    appView.sendJavascript("cordova.fireWindowEvent('native.keyboardshow', { 'keyboardHeight':" + Integer.toString(pixelHeightDiff)+"});");
 
                     //deprecated
-                    appView.sendJavascript("cordova.fireWindowEvent('native.showkeyboard', { 'keyboardHeight':" + Integer.toString(pixelHeightDiff)+"});");                   
+                    appView.sendJavascript("cordova.fireWindowEvent('native.showkeyboard', { 'keyboardHeight':" + Integer.toString(pixelHeightDiff)+"});");
                 }
                 else if ( pixelHeightDiff != previousHeightDiff && ( previousHeightDiff - pixelHeightDiff ) > 100 ){
                     appView.sendJavascript("cordova.plugins.Keyboard.isVisible = false");
@@ -56,31 +56,40 @@ else if ( pixelHeightDiff != previousHeightDiff && ( previousHeightDiff - pixelH
                 }
                 previousHeightDiff = pixelHeightDiff;
              }
-        }; 
-        
+        };
+
         rootView.getViewTreeObserver().addOnGlobalLayoutListener(list);
     }
-	
+
     public boolean execute(String action, JSONArray args, final CallbackContext callbackContext) throws JSONException {
         if ("close".equals(action)) {
             cordova.getThreadPool().execute(new Runnable() {
                 public void run() {
-                	//http://stackoverflow.com/a/7696791/1091751
-                	InputMethodManager inputManager = (InputMethodManager) cordova.getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
-                	View v = cordova.getActivity().getCurrentFocus();
-                	
-                	if (v == null) {
-                		callbackContext.error("No current focus");
-                	}
-                	inputManager.hideSoftInputFromWindow(v.getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
+                    //http://stackoverflow.com/a/7696791/1091751
+                    InputMethodManager inputManager = (InputMethodManager) cordova.getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
+                    View v = cordova.getActivity().getCurrentFocus();
+
+                    if (v == null) {
+                        callbackContext.error("No current focus");
+                    }
+                    inputManager.hideSoftInputFromWindow(v.getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
+                    callbackContext.success(); // Thread-safe.
+                }
+            });
+            return true;
+        }
+        if ("show".equals(action)) {
+            cordova.getThreadPool().execute(new Runnable() {
+                public void run() {
+                    ((InputMethodManager) cordova.getActivity().getSystemService(Context.INPUT_METHOD_SERVICE)).toggleSoftInput(0, InputMethodManager.HIDE_IMPLICIT_ONLY);
                     callbackContext.success(); // Thread-safe.
                 }
             });
             return true;
         }
         return false;  // Returning false results in a "MethodNotFound" error.
     }
-	
+
 
 }
 

www/keyboard.js

@@ -2,7 +2,7 @@
 var argscheck = require('cordova/argscheck'),
     utils = require('cordova/utils'),
     exec = require('cordova/exec');
-   
+
 var Keyboard = function() {
 };
 
@@ -14,6 +14,10 @@ Keyboard.close = function() {
  exec(null, null, "Keyboard", "close", []);
 };
 
+Keyboard.show = function() {
+ exec(null, null, "Keyboard", "show", []);
+};
+
 Keyboard.disableScroll = function(disable) {
  exec(null, null, "Keyboard", "disableScroll", [disable]);
 };
@@ -24,7 +28,7 @@ Keyboard.styleDark = function(dark) {
 };
 */
 
-Keyboard.isVisible = false; 
+Keyboard.isVisible = false;
 
 module.exports = Keyboard;