Rework the splash screen for Android.

Allow the developers to define a splash screen which will be visible
until the first window is created.

[ChangeLog][Android] Allow the developers to define a splash
screen which will be visible until the first window is created.

Task-number: QTBUG-30652

Change-Id: I5da80be417ffffb03e66009f45745d4b387d2912
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@digia.com>

src/android/jar/src/org/qtproject/qt5/android/QtActivityDelegate.java

@@ -48,6 +48,7 @@ import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.res.Configuration;
+import android.graphics.drawable.ColorDrawable;
 import android.graphics.Rect;
 import android.os.Build;
 import android.os.Bundle;
@@ -56,6 +57,7 @@ import android.os.ResultReceiver;
 import android.text.method.MetaKeyKeyListener;
 import android.util.DisplayMetrics;
 import android.util.Log;
+import android.util.TypedValue;
 import android.view.ContextMenu;
 import android.view.ContextMenu.ContextMenuInfo;
 import android.view.KeyCharacterMap;
@@ -653,9 +655,6 @@ public class QtActivityDelegate
         m_imm = (InputMethodManager)m_activity.getSystemService(Context.INPUT_METHOD_SERVICE);
         m_surfaces =  new HashMap<Integer, QtSurface>();
         m_nativeViews = new HashMap<Integer, View>();
-        m_activity.setContentView(m_layout,
-                new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
-                        ViewGroup.LayoutParams.MATCH_PARENT));
         m_activity.registerForContextMenu(m_layout);
 
         int orientation = m_activity.getResources().getConfiguration().orientation;
@@ -989,6 +988,20 @@ public class QtActivityDelegate
     }
 
     public void createSurface(int id, boolean onTop, int x, int y, int w, int h) {
+        if (m_surfaces.size() == 0) {
+            TypedValue attr = new TypedValue();
+            m_activity.getTheme().resolveAttribute(android.R.attr.windowBackground, attr, true);
+            if (attr.type >= TypedValue.TYPE_FIRST_COLOR_INT && attr.type <= TypedValue.TYPE_LAST_COLOR_INT) {
+                m_activity.getWindow().setBackgroundDrawable(new ColorDrawable(attr.data));
+            } else {
+                m_activity.getWindow().setBackgroundDrawable(m_activity.getResources().getDrawable(attr.resourceId));
+            }
+
+            m_activity.setContentView(m_layout,
+                    new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
+                            ViewGroup.LayoutParams.MATCH_PARENT));
+        }
+
         if (m_surfaces.containsKey(id))
             m_layout.removeView(m_surfaces.remove(id));
 

src/android/java/AndroidManifest.xml

@@ -29,8 +29,11 @@
             <meta-data android:value="@string/ministro_needed_msg" android:name="android.app.ministro_needed_msg"/>
             <meta-data android:value="@string/fatal_error_msg" android:name="android.app.fatal_error_msg"/>
             <!--  Messages maps -->
+
             <!-- Splash screen -->
-            <meta-data android:name="android.app.splash_screen" android:resource="@layout/splash"/>
+            <!--
+            <meta-data android:name="android.app.splash_screen_drawable" android:resource="@drawable/logo"/>
+            -->
             <!-- Splash screen -->
         </activity>
     </application>

src/android/java/res/layout/splash.xml

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:orientation="vertical"
-    android:layout_width="fill_parent"
-    android:layout_height="fill_parent"
-    android:layout_gravity="center"
-    >
-    <ImageView
-        android:layout_width="fill_parent"
-        android:layout_height="fill_parent"
-        android:scaleType="fitXY"
-        />
-</LinearLayout>

src/android/java/src/org/qtproject/qt5/android/bindings/QtActivity.java

@@ -858,8 +858,8 @@ public class QtActivity extends Activity
 
         if (null == getLastNonConfigurationInstance()) {
             // if splash screen is defined, then show it
-            if (m_activityInfo.metaData.containsKey("android.app.splash_screen") )
-                setContentView(m_activityInfo.metaData.getInt("android.app.splash_screen"));
+            if (m_activityInfo.metaData.containsKey("android.app.splash_screen_drawable"))
+                getWindow().setBackgroundDrawableResource(m_activityInfo.metaData.getInt("android.app.splash_screen_drawable"));
             startApp(true);
         }
     }

src/android/java/version.xml

@@ -1,4 +1,4 @@
-<version value="5.2">
+<version value="5.3">
     <ignore>
         <file>AndroidManifest.xml</file>
         <file>libs.xml</file>