* Fix screen slide up on Android when keyboard show

ernonemacher · Nov 15, 2018 · 60c8701 · 60c8701
1 parent b828d85
commit 60c8701
Show file tree

Hide file tree

Showing 11 changed files with 188 additions and 34 deletions.
diff --git a/Android/UnityMobileInput/.idea/caches/build_file_checksums.ser b/Android/UnityMobileInput/.idea/caches/build_file_checksums.ser
diff --git a/Android/UnityMobileInput/.idea/misc.xml b/Android/UnityMobileInput/.idea/misc.xml
diff --git a/.../UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/KeyboardListener.java b/.../UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/KeyboardListener.java
@@ -0,0 +1,35 @@
+// ----------------------------------------------------------------------------
+// The MIT License
+// UnityMobileInput https://github.com/mopsicus/UnityMobileInput
+// Copyright (c) 2018 Mopsicus <[email protected]>
+// ----------------------------------------------------------------------------
+
+package ru.mopsicus.mobileinput;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import ru.mopsicus.common.Common;
+
+public class KeyboardListener implements KeyboardObserver {
+
+    private boolean isPreviousState = false;
+    private Common common = new Common();
+
+    @Override
+    public void onKeyboardHeight(float height, int keyboardHeight, int orientation) {
+        boolean isShow = (keyboardHeight > 0);
+        JSONObject json = new JSONObject();
+        try {
+            json.put("msg", Plugin.KEYBOARD_ACTION);
+            json.put("show", isShow);
+            json.put("height", height);
+        } catch (JSONException e) {}
+        if (isPreviousState != isShow) {
+            isPreviousState = isShow;
+            common.sendData(Plugin.name, json.toString());
+        }
+    }
+
+}
+
diff --git a/.../UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/KeyboardObserver.java b/.../UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/KeyboardObserver.java
@@ -0,0 +1,15 @@
+// ----------------------------------------------------------------------------
+// The MIT License
+// UnityMobileInput https://github.com/mopsicus/UnityMobileInput
+// Copyright (c) 2018 Mopsicus <[email protected]>
+// ----------------------------------------------------------------------------
+
+package ru.mopsicus.mobileinput;
+
+public interface KeyboardObserver {
+    void onKeyboardHeight(float height, int keyboardHeight, int orientation);
+}
+
+
+
+
diff --git a/.../UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/KeyboardProvider.java b/.../UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/KeyboardProvider.java
@@ -0,0 +1,96 @@
+// ----------------------------------------------------------------------------
+// The MIT License
+// UnityMobileInput https://github.com/mopsicus/UnityMobileInput
+// Copyright (c) 2018 Mopsicus <[email protected]>
+// ----------------------------------------------------------------------------
+
+package ru.mopsicus.mobileinput;
+
+import android.app.Activity;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.graphics.drawable.ColorDrawable;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewTreeObserver;
+import android.view.WindowManager;
+import android.widget.PopupWindow;
+
+public class KeyboardProvider extends PopupWindow {
+
+    private KeyboardObserver observer;
+    private int keyboardLandscapeHeight;
+    private int keyboardPortraitHeight;
+    private View popupView;
+    private View parentView;
+    private Activity activity;
+
+    // Constructor
+    public KeyboardProvider(Activity activity, ViewGroup parent, KeyboardObserver listener) {
+        super(activity);
+        this.observer = listener;
+        this.activity = activity;
+        Resources resources = this.activity.getResources();
+        String packageName = this.activity.getPackageName();
+        int id = resources.getIdentifier("popup", "layout", packageName);
+        LayoutInflater inflator = (LayoutInflater) activity.getSystemService(Activity.LAYOUT_INFLATER_SERVICE);
+        this.popupView = inflator.inflate(id, null, false);
+        setContentView(popupView);
+        setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE | WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
+        setInputMethodMode(PopupWindow.INPUT_METHOD_NEEDED);
+        parentView = parent;
+        setWidth(0);
+        setHeight(WindowManager.LayoutParams.MATCH_PARENT);
+        setBackgroundDrawable(new ColorDrawable(0));
+        showAtLocation(parentView, Gravity.NO_GRAVITY, 0, 0);
+        popupView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
+            @Override
+            public void onGlobalLayout() {
+                if (popupView != null) {
+                    handleOnGlobalLayout();
+                }
+            }
+        });
+    }
+
+    // Close fake popup
+    public void disable() {
+        dismiss();
+    }
+
+    // Return screen orientation
+    private int getScreenOrientation() {
+        return activity.getResources().getConfiguration().orientation;
+    }
+
+    // Handler to get keyboard height
+    private void handleOnGlobalLayout() {
+        Point screenSize = new Point();
+        activity.getWindowManager().getDefaultDisplay().getSize(screenSize);
+        Rect rect = new Rect();
+        popupView.getWindowVisibleDisplayFrame(rect);
+        int orientation = getScreenOrientation();
+        int keyboardHeight = screenSize.y - rect.bottom;
+        float height = keyboardHeight / (float) screenSize.y;
+        if (keyboardHeight == 0) {
+            notifyKeyboardHeight(0, 0, orientation);
+        } else if (orientation == Configuration.ORIENTATION_PORTRAIT) {
+            this.keyboardPortraitHeight = keyboardHeight;
+            notifyKeyboardHeight(height, keyboardPortraitHeight, orientation);
+        } else {
+            this.keyboardLandscapeHeight = keyboardHeight;
+            notifyKeyboardHeight(height, keyboardLandscapeHeight, orientation);
+        }
+    }
+
+    // Send data observer
+    private void notifyKeyboardHeight(float height, int keyboardHeight, int orientation) {
+        if (observer != null) {
+            observer.onKeyboardHeight(height, keyboardHeight, orientation);
+        }
+    }
+}
diff --git a/Android/UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/Plugin.java b/Android/UnityMobileInput/mobileinput/src/main/java/ru/mopsicus/mobileinput/Plugin.java
@@ -7,30 +7,25 @@
 package ru.mopsicus.mobileinput;
 
 import android.app.Activity;
-import android.graphics.Rect;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.ViewTreeObserver;
 import android.widget.RelativeLayout;
 import android.widget.RelativeLayout.LayoutParams;
-
+import ru.mopsicus.common.Common;
 import com.unity3d.player.UnityPlayer;
 
-import org.json.JSONException;
-import org.json.JSONObject;
-
-import ru.mopsicus.common.Common;
 
 public class Plugin {
 
     public static String name = "mobileinput";
 
+    public static String KEYBOARD_ACTION = "KEYBOARD_ACTION";
     public static Activity activity;
     public static RelativeLayout layout;
     public static Common common;
     private static ViewGroup group;
-    private static boolean isPreviousState = true;
-    private static String KEYBOARD_ACTION = "KEYBOARD_ACTION";
+    private static KeyboardProvider keyboardProvider;
+    private static KeyboardListener keyboardListener;
 
     // Get view recursive
     private static View getLeafView(View view) {
@@ -58,33 +53,14 @@ public void run() {
                 if (layout != null) {
                     group.removeView(layout);
                 }
-                final ViewGroup rootView = (ViewGroup) activity.findViewById (android.R.id.content);
+                ViewGroup rootView = (ViewGroup) activity.findViewById (android.R.id.content);
                 View topMostView = getLeafView(rootView);
                 group = (ViewGroup) topMostView.getParent();
                 layout = new RelativeLayout(activity);
                 LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
                 group.addView(layout, params);
-                rootView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
-                    @Override
-                    public void onGlobalLayout() {
-                        Rect rect = new Rect();
-                        rootView.getWindowVisibleDisplayFrame(rect);
-                        int screenHeight = rootView.getRootView().getHeight();
-                        int keyboardHeight = screenHeight - rect.bottom;
-                        boolean isShow = (keyboardHeight > screenHeight * 0.15);
-                        float height = (float) keyboardHeight / (float) screenHeight;
-                        JSONObject json = new JSONObject();
-                        try {
-                            json.put("msg", KEYBOARD_ACTION);
-                            json.put("show", isShow);
-                            json.put("height", height);
-                        } catch (JSONException e) {}
-                        if (isPreviousState != isShow) {
-                            isPreviousState = isShow;
-                            common.sendData(name, json.toString());
-                        }
-                    }
-                });
+                keyboardListener = new KeyboardListener();
+                keyboardProvider = new KeyboardProvider(activity, group, keyboardListener);
             }
         });
     }
@@ -93,6 +69,9 @@ public void onGlobalLayout() {
     public static void destroy() {
         activity.runOnUiThread(new Runnable() {
             public void run() {
+                keyboardProvider.disable();
+                keyboardProvider = null;
+                keyboardListener = null;
                 if (layout != null) {
                     group.removeView(layout);
                 }

diff --git a/Android/UnityMobileInput/mobileinput/src/main/res/layout/popup.xml b/Android/UnityMobileInput/mobileinput/src/main/res/layout/popup.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/popup" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@android:color/transparent">
+
+</LinearLayout>
diff --git a/README.md b/README.md
@@ -24,6 +24,13 @@ You can use default InputField UI component on iOS and Android `without addition
             ...
 </activity>
 ```
+6. To prevent screen slide up on `Android` when keyboard show, add this option to your `AndroidManifest.xml`
+
+```xml
+<activity ...  android:windowSoftInputMode="adjustNothing">
+            ...
+</activity>
+```
 
 ## Demo
 Open Demo scene and build, to try how it works

diff --git a/Unity/Assets/Plugins/Android/AndroidManifest.xml b/Unity/Assets/Plugins/Android/AndroidManifest.xml
@@ -3,7 +3,7 @@
   <supports-screens android:smallScreens="true" android:normalScreens="true" android:largeScreens="true" android:xlargeScreens="true" android:anyDensity="true" />
   <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="26" />
 	<application android:icon="@drawable/app_icon" android:label="@string/app_name" android:debuggable="true" android:theme="@android:style/Theme.NoTitleBar.Fullscreen">
-		<activity android:name="com.unity3d.player.UnityPlayerActivity" android:label="@string/app_name" android:launchMode="singleTask" android:process=":unityplayer"> 
+		<activity android:name="com.unity3d.player.UnityPlayerActivity" android:label="@string/app_name" android:launchMode="singleTask" android:process=":unityplayer" android:windowSoftInputMode="adjustNothing"> 
 		<intent-filter>
 			<action android:name="android.intent.action.MAIN" />
 			<category android:name="android.intent.category.LAUNCHER" />

diff --git a/Unity/Assets/Plugins/Android/mobileinput-release.aar b/Unity/Assets/Plugins/Android/mobileinput-release.aar
diff --git a/Unity/Assets/Scripts/Demo.cs b/Unity/Assets/Scripts/Demo.cs
@@ -6,6 +6,11 @@ public class Demo : MonoBehaviour {
 
 	public MobileInputField InputText;
 
+	void Start () {
+		MobileInput.OnPrepareKeyboard += OnPrepareKeyboard;
+		MobileInput.OnShowKeyboard += OnShowKeyboard;
+	}
+
 	public void OnReturn () {
 		Debug.Log ("OnReturn action");
 	}
@@ -22,4 +27,12 @@ public void SetTextData () {
 		InputText.Text = "Text by script";
 	}
 
+	void OnPrepareKeyboard () {
+		Debug.LogFormat ("Keyboad will show");
+	}
+
+	void OnShowKeyboard (bool isShow, int height) {
+		Debug.LogFormat ("Keyboad action, show = {0}, height = {1}", isShow, height);
+	}
+
 }