android: add key_press event and send them to LOKitThread

Change-Id: I306fbe12e0a91e28bb2308074ded03b768173440

android/experimental/LOAndroid3/src/java/org/libreoffice/LOEvent.java

 package org.libreoffice;
 
+import android.view.KeyEvent;
 import android.view.MotionEvent;
 
 import org.mozilla.gecko.gfx.ComposedTileLayer;
@@ -17,6 +18,7 @@ public class LOEvent implements Comparable<LOEvent> {
     public static final int THUMBNAIL = 8;
     public static final int TILE_RERENDER = 9;
     public static final int TOUCH = 10;
+    public static final int KEY_PRESS = 11;
 
     public final int mType;
     public int mPriority = 0;
@@ -31,6 +33,7 @@ public class LOEvent implements Comparable<LOEvent> {
     public SubTile mTile;
     public String mTouchType;
     public MotionEvent mMotionEvent;
+    public KeyEvent mKeyEvent;
 
     public LOEvent(int type) {
         mType = type;
@@ -85,6 +88,11 @@ public class LOEvent implements Comparable<LOEvent> {
         mMotionEvent = motionEvent;
     }
 
+    public LOEvent(int type, KeyEvent keyEvent) {
+        mType = type;
+        mKeyEvent = keyEvent;
+    }
+
     public String getTypeString() {
         if (mTypeString == null) {
             return "Event type: " + mType;

android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitShell.java

@@ -3,6 +3,7 @@ package org.libreoffice;
 
 import android.os.Handler;
 import android.util.DisplayMetrics;
+import android.view.KeyEvent;
 import android.view.MotionEvent;
 
 
@@ -61,4 +62,8 @@ public class LOKitShell {
     public static void sentTouchEvent(String touchType, MotionEvent motionEvent) {
         LOKitShell.sendEvent(new LOEvent(LOEvent.TOUCH, "SingleTap", motionEvent));
     }
+
+    public static void sendKeyPressEvent(KeyEvent event) {
+        LOKitShell.sendEvent(new LOEvent(LOEvent.KEY_PRESS, event));
+    }
 }

android/experimental/LOAndroid3/src/java/org/libreoffice/LibreOfficeMainActivity.java

@@ -9,6 +9,7 @@ import android.os.Handler;
 import android.support.v4.widget.DrawerLayout;
 import android.util.DisplayMetrics;
 import android.util.Log;
+import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -239,6 +240,12 @@ public class LibreOfficeMainActivity extends LOAbout {
             mDrawerLayout.closeDrawer(mDrawerList);
         }
     }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        LOKitShell.sendKeyPressEvent(event);
+        return super.onKeyDown(keyCode, event);
+    }
 }
 
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