Android: Dismiss keyboard when clicking on empty space, disable auto suggest in input fields

android/app/src/main/java/com/classicube/MainActivity.java

@@ -5,10 +5,8 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.lang.reflect.Method;
 import java.net.HttpURLConnection;
 import java.net.URL;
-import java.nio.file.Files;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Queue;
@@ -30,27 +28,18 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.provider.OpenableColumns;
 import android.provider.Settings.Secure;
-import android.text.Editable;
 import android.text.InputType;
-import android.text.Selection;
-import android.text.SpannableStringBuilder;
 import android.util.DisplayMetrics;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.Surface;
 import android.view.SurfaceHolder;
-import android.view.SurfaceView;
-import android.view.ViewGroup;
 import android.view.WindowManager;
 import android.view.View;
 import android.view.Window;
-import android.view.inputmethod.BaseInputConnection;
 import android.view.inputmethod.EditorInfo;
-import android.view.inputmethod.InputConnection;
 import android.view.inputmethod.InputMethodManager;
-import android.widget.ListAdapter;
-import android.widget.ListView;
 
 // This class contains all the glue/interop code for bridging ClassiCube to the java Android world.
 // Some functionality is only available on later Android versions - try {} catch {} is used in such places 
@@ -515,7 +504,7 @@ public class MainActivity extends Activity
 	void create3DView() {
 		// setContentView, requestFocus, getHolder, addCallback, RGBX_8888 - API level 1
 		createSurfaceCallback();
-		CCView view = new CCView(this);
+		View3D view = new View3D(this);
 		launcher    = false;
 
 		view.getHolder().addCallback(callback);
@@ -616,7 +605,7 @@ public class MainActivity extends Activity
 		if (curView == null) return;
 
 		// Try to avoid restarting input if possible
-		CCView view = (CCView)curView;
+		View3D view = (View3D)curView;
 		if (view.kbText != null) {
 			String curText = view.kbText.toString();
 			if (text.equals(curText)) return;

android/app/src/main/java/com/classicube/UIBackend.java

@@ -8,12 +8,14 @@ import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.StateListDrawable;
 import android.text.Editable;
+import android.text.InputType;
 import android.text.Spannable;
 import android.text.SpannableStringBuilder;
 import android.text.TextUtils;
 import android.text.TextWatcher;
 import android.text.style.ForegroundColorSpan;
 import android.view.Gravity;
+import android.view.MotionEvent;
 import android.view.ViewGroup;
 import android.view.View;
 import android.widget.AdapterView;
@@ -61,15 +63,19 @@ public class UIBackend
     static final int _WRAP_CONTENT = ViewGroup.LayoutParams.WRAP_CONTENT;
     interface UICallback { void execute(); }
 
-    public void create2DView_async() {
-        activity.runOnUiThread(new Runnable() {
-            public void run() { create2DView(); }
-        });
-    }
-
     void create2DView() {
+        View view = new CC2DLayout(activity);
+        view.setOnFocusChangeListener(new View.OnFocusChangeListener() {
+            @Override
+            // If the main view has focus, then no child view is being clicked
+            //  (I.e. user clicked somewhere on the launcher background)
+            public void onFocusChange(View v, boolean hasFocus) {
+                if (hasFocus) activity.closeKeyboard();
+            }
+        });
+
         activity.launcher = true;
-        activity.setActiveView(new CC2DLayout(activity));
+        activity.setActiveView(view);
         activity.pushCmd(MainActivity.CMD_UI_CREATED);
     }
 
@@ -106,7 +112,12 @@ public class UIBackend
 
     class CC2DLayout extends ViewGroup
     {
-        public CC2DLayout(Context context) { super(context, null); }
+        public CC2DLayout(Context context) {
+            super(context, null);
+            setClickable(true);
+            setFocusable(true);
+            setFocusableInTouchMode(true);
+        }
 
         @Override
         protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
@@ -259,7 +270,7 @@ public class UIBackend
         ipt.setBackgroundColor(Color.WHITE);
         ipt.setPadding(ipt.getPaddingLeft(), 0, ipt.getPaddingRight(), 0);
         ipt.setHint(placeholder);
-        ipt.setInputType(MainActivity.calcKeyboardType(flags));
+        ipt.setInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS | MainActivity.calcKeyboardType(flags));
         ipt.setImeOptions(MainActivity.calcKeyboardOptions(flags));
 
         ipt.addTextChangedListener(new TextWatcher() {

android/app/src/main/java/com/classicube/View3D.java

@@ -9,11 +9,11 @@ import android.view.inputmethod.BaseInputConnection;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputConnection;
 
-public class CCView extends SurfaceView {
+public class View3D extends SurfaceView {
     SpannableStringBuilder kbText;
     MainActivity activity;
 
-    public CCView(MainActivity activity) {
+    public View3D(MainActivity activity) {
         // setFocusable, setFocusableInTouchMode - API level 1
         super(activity);
         this.activity = activity;