Android: Minor binding improvements

- Auto bind vibration when supported.
 - Fix automatic mapping of L2/R2 for XBox Controller.

android/app/src/main/java/com/github/stenzek/duckstation/ControllerAutoMapper.java

@@ -169,7 +169,6 @@ public class ControllerAutoMapper {
         editText.setText(log.toString());
         editText.setInputType(InputType.TYPE_NULL | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
         editText.setSingleLine(false);
-        editText.setMinLines(10);
         builder.setView(editText);
 
         builder.setPositiveButton(R.string.main_activity_ok, (dialog, which) -> dialog.dismiss());
@@ -222,13 +221,13 @@ public class ControllerAutoMapper {
                     doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_L1}, null);
                     break;
                 case "L2":
-                    doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_L2}, new int[][]{{MotionEvent.AXIS_LTRIGGER, 1}, {MotionEvent.AXIS_BRAKE, 1}});
+                    doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_L2}, new int[][]{{MotionEvent.AXIS_LTRIGGER, 1}, {MotionEvent.AXIS_Z, 1}, {MotionEvent.AXIS_BRAKE, 1}});
                     break;
                 case "R1":
                     doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_R1}, null);
                     break;
                 case "R2":
-                    doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_R2}, new int[][]{{MotionEvent.AXIS_RTRIGGER, 1}, {MotionEvent.AXIS_GAS, 1}});
+                    doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_R2}, new int[][]{{MotionEvent.AXIS_RTRIGGER, 1}, {MotionEvent.AXIS_RZ, 1}, {MotionEvent.AXIS_GAS, 1}});
                     break;
                 case "L3":
                     doAutoBindingButton(buttonName, new int[]{KeyEvent.KEYCODE_BUTTON_THUMBL}, null);
@@ -262,10 +261,10 @@ public class ControllerAutoMapper {
                     doAutoBindingAxis(axisName, new int[]{MotionEvent.AXIS_Y});
                     break;
                 case "RightX":
-                    doAutoBindingAxis(axisName, new int[]{MotionEvent.AXIS_Z, MotionEvent.AXIS_RX});
+                    doAutoBindingAxis(axisName, new int[]{MotionEvent.AXIS_RX, MotionEvent.AXIS_Z});
                     break;
                 case "RightY":
-                    doAutoBindingAxis(axisName, new int[]{MotionEvent.AXIS_RZ, MotionEvent.AXIS_RY});
+                    doAutoBindingAxis(axisName, new int[]{MotionEvent.AXIS_RY, MotionEvent.AXIS_RZ});
                     break;
                 default:
                     log("Axis '%s' not supported by auto mapping.", axisName);
@@ -286,5 +285,10 @@ public class ControllerAutoMapper {
             log("Selected device has no vibrator, cannot bind vibration.");
             return;
         }
+
+        log("Binding vibration to device '%s'.", device.getDescriptor());
+
+        final String key = String.format("%sRumble", keyBase);
+        editor.putString(key, device.getDescriptor());
     }
 }

android/app/src/main/java/com/github/stenzek/duckstation/ControllerBindingDialog.java

@@ -9,6 +9,7 @@ import android.util.ArraySet;
 import android.view.InputDevice;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
+import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 
@@ -72,16 +73,24 @@ public class ControllerBindingDialog extends AlertDialog {
 
     @Override
     public boolean onKeyDown(int keyCode, KeyEvent event) {
-        if (!EmulationSurfaceView.isBindableDevice(event.getDevice()) || !EmulationSurfaceView.isBindableKeyEvent(event)) {
+        final InputDevice device = event.getDevice();
+        if (!EmulationSurfaceView.isBindableDevice(device) || !EmulationSurfaceView.isBindableKeyEvent(event)) {
             return super.onKeyDown(keyCode, event);
         }
 
-        if (mType == ControllerBindingPreference.Type.BUTTON)
-            mCurrentBinding = String.format("%s/Button%d", event.getDevice().getDescriptor(), event.getKeyCode());
-        else if (mType == ControllerBindingPreference.Type.VIBRATION)
-            mCurrentBinding = event.getDevice().getDescriptor();
-        else
+        if (mType == ControllerBindingPreference.Type.BUTTON) {
+            mCurrentBinding = String.format("%s/Button%d", device.getDescriptor(), event.getKeyCode());
+        }  else if (mType == ControllerBindingPreference.Type.VIBRATION) {
+            if (device.getVibrator() == null || !device.getVibrator().hasVibrator()) {
+                Toast.makeText(getContext(), getContext().getString(R.string.controller_settings_vibration_unsupported), Toast.LENGTH_LONG).show();
+                dismiss();
+                return true;
+            }
+
+            mCurrentBinding = device.getDescriptor();
+        } else {
             return super.onKeyDown(keyCode, event);
+        }
 
         updateMessage();
         updateBinding();
@@ -135,8 +144,9 @@ public class ControllerBindingDialog extends AlertDialog {
         for (int axisIndex = 0; axisIndex < motionEventList.size(); axisIndex++) {
             final int axisCode = motionEventList.get(axisIndex).getAxis();
             final float newValue = event.getAxisValue(axisCode);
-            if (Math.abs(newValue - axisValues[axisIndex]) >= DETECT_THRESHOLD) {
-                setAxisCode(event.getDevice(), axisCode, newValue >= 0.0f);
+            final float delta = newValue - axisValues[axisIndex];
+            if (Math.abs(delta) >= DETECT_THRESHOLD) {
+                setAxisCode(event.getDevice(), axisCode, delta >= 0.0f);
                 break;
             }
         }

android/app/src/main/java/com/github/stenzek/duckstation/EmptyGameListFragment.java

@@ -10,7 +10,7 @@ import androidx.annotation.Nullable;
 import androidx.fragment.app.Fragment;
 
 public class EmptyGameListFragment extends Fragment {
-    private static final String SUPPORTED_FORMATS_STRING = "bin/cue, iso, img, ecm, mds, chd, pbp";
+    private static final String SUPPORTED_FORMATS_STRING = ".cue, .iso, .img, .ecm, .mds, .chd, .pbp";
 
     private MainActivity parent;
 

android/app/src/main/res/values/strings.xml

@@ -312,6 +312,7 @@
     <string name="memory_card_editor_import_card_failed">Failed to import card \'%s\'. It may not be a supported format.</string>
     <string name="memory_card_editor_import_card_success">Imported card \'%s\'.</string>
     <string name="menu_game_list_entry_choose_cover_image">Choose Cover Image</string>
+    <string name="controller_settings_vibration_unsupported">The selected device does not support vibration.</string>
     <string name="controller_settings_automatic_mapping">Perform Automatic Mapping</string>
     <string name="controller_settings_summary_automatic_mapping">Attempts to automatically bind all buttons/axes to a connected controller.</string>
     <string name="controller_settings_clear_controller_bindings">Clear Bindings</string>
@@ -326,5 +327,5 @@
     <string name="main_activity_empty_game_list_add_directory">Add Game Directory</string>
     <string name="main_activity_empty_game_list_start_file">Start File</string>
     <string name="update_notes_title">Update Notes</string>
-    <string name="update_notes_message_version_controller_update">This DuckStation update includes support for multiple controllers, and binding devices such as keyboards/volume buttons.\n\nYou must re-bind your controllers, otherwise they will no longer function. Do you want to do this now?</string>
+    <string name="update_notes_message_version_controller_update">This DuckStation update includes support for multiple controllers with vibration, and binding devices such as keyboards/volume buttons.\n\nYou must re-bind your controllers, otherwise they will no longer function. Do you want to do this now?</string>
 </resources>