Android: remove old code after Android-16 has been set as minimum requirement

android-project/app/build.gradle

@@ -13,13 +13,13 @@ android {
         if (buildAsApplication) {
             applicationId "org.libsdl.app"
         }
-        minSdkVersion 14
+        minSdkVersion 16
         targetSdkVersion 26
         versionCode 1
         versionName "1.0"
         externalNativeBuild {
             ndkBuild {
-                arguments "APP_PLATFORM=android-14"
+                arguments "APP_PLATFORM=android-16"
                 abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'
             }
         }

android-project/app/src/main/java/org/libsdl/app/SDLActivity.java

@@ -245,12 +245,7 @@ public class SDLActivity extends Activity implements View.OnSystemUiVisibilityCh
         mSingleton = this;
         SDL.setContext(this);
 
-        if (Build.VERSION.SDK_INT >= 11) {
         mClipboardHandler = new SDLClipboardHandler_API11();
-        } else {
-            /* Before API 11, no clipboard notification (eg no SDL_CLIPBOARDUPDATE) */
-            mClipboardHandler = new SDLClipboardHandler_Old();
-        }
 
         mHIDDeviceManager = HIDDeviceManager.acquire(this);
 
@@ -1035,11 +1030,9 @@ public class SDLActivity extends Activity implements View.OnSystemUiVisibilityCh
     public static boolean isTextInputEvent(KeyEvent event) {
       
         // Key pressed with Ctrl should be sent as SDL_KEYDOWN/SDL_KEYUP and not SDL_TEXTINPUT
-        if (Build.VERSION.SDK_INT >= 11) {
         if (event.isCtrlPressed()) {
             return false;
         }
-        }
 
         return event.isPrintingKey() || event.getKeyCode() == KeyEvent.KEYCODE_SPACE;
     }
@@ -1557,9 +1550,7 @@ class SDLSurface extends SurfaceView implements SurfaceHolder.Callback,
         mDisplay = ((WindowManager)context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
         mSensorManager = (SensorManager)context.getSystemService(Context.SENSOR_SERVICE);
 
-        if (Build.VERSION.SDK_INT >= 12) {
         setOnGenericMotionListener(SDLActivity.getMotionListener());
-        }
 
         // Some arbitrary defaults to avoid a potential division by zero
         mWidth = 1.0f;
@@ -1776,18 +1767,13 @@ class SDLSurface extends SurfaceView implements SurfaceHolder.Callback,
         int i = -1;
         float x,y,p;
 
-        // !!! FIXME: dump this SDK check after 2.0.4 ships and require API14.
         // 12290 = Samsung DeX mode desktop mouse
         if ((event.getSource() == InputDevice.SOURCE_MOUSE || event.getSource() == 12290) && SDLActivity.mSeparateMouseAndTouch) {
-            if (Build.VERSION.SDK_INT < 14) {
-                mouseButton = 1; // all mouse buttons are the left button
-            } else {
             try {
                 mouseButton = (Integer) event.getClass().getMethod("getButtonState").invoke(event);
             } catch(Exception e) {
                 mouseButton = 1;    // oh well.
             }
-            }
 
             // We need to check if we're in relative mouse mode and get the axis offset rather than the x/y values
             // if we are.  We'll leverage our existing mouse motion listener
@@ -2164,33 +2150,3 @@ class SDLClipboardHandler_API11 implements
 
 }
 
-class SDLClipboardHandler_Old implements
-    SDLClipboardHandler {
-   
-    protected android.text.ClipboardManager mClipMgrOld;
-  
-    SDLClipboardHandler_Old() {
-       mClipMgrOld = (android.text.ClipboardManager) SDL.getContext().getSystemService(Context.CLIPBOARD_SERVICE);
-    }
-
-    @Override
-    public boolean clipboardHasText() {
-       return mClipMgrOld.hasText();
-    }
-
-    @Override
-    public String clipboardGetText() {
-       CharSequence text;
-       text = mClipMgrOld.getText();
-       if (text != null) {
-          return text.toString();
-       }
-       return null;
-    }
-
-    @Override
-    public void clipboardSetText(String string) {
-       mClipMgrOld.setText(string);
-    }
-}
-

android-project/app/src/main/java/org/libsdl/app/SDLControllerManager.java

@@ -39,12 +39,8 @@ public class SDLControllerManager
         if (mJoystickHandler == null) {
             if (Build.VERSION.SDK_INT >= 19) {
                 mJoystickHandler = new SDLJoystickHandler_API19();
-            } else if (Build.VERSION.SDK_INT >= 16) {
-                mJoystickHandler = new SDLJoystickHandler_API16();
-            } else if (Build.VERSION.SDK_INT >= 12) {
-                mJoystickHandler = new SDLJoystickHandler_API12();
             } else {
-                mJoystickHandler = new SDLJoystickHandler();
+                mJoystickHandler = new SDLJoystickHandler_API16();
             }
         }
 
@@ -482,8 +478,6 @@ class SDLHapticHandler {
         // so the first controller seen by SDL matches what the receiver
         // considers to be the first controller
 
-        if (Build.VERSION.SDK_INT >= 16)
-        {
         for (int i = deviceIds.length - 1; i > -1; i--) {
             SDLHaptic haptic = getHaptic(deviceIds[i]);
             if (haptic == null) {
@@ -499,16 +493,11 @@ class SDLHapticHandler {
                 }
             }
         }
-        }
 
         /* Check VIBRATOR_SERVICE */
         Vibrator vib = (Vibrator) SDL.getContext().getSystemService(Context.VIBRATOR_SERVICE);
         if (vib != null) {
-            if (Build.VERSION.SDK_INT >= 11) {
             hasVibratorService = vib.hasVibrator();
-            } else {
-                hasVibratorService = true;
-            }
 
             if (hasVibratorService) {
                 SDLHaptic haptic = getHaptic(deviceId_VIBRATOR_SERVICE);