Adjust the touchpad sensitivity

res/values/strings.xml

@@ -33,8 +33,10 @@
     <string name="mousepad_info">Move a finger on the screen to move the mouse cursor. Tap for a click, and use two/three fingers for right and middle buttons. Use a long press to drag\'n drop.</string>
     <string name="mousepad_double_tap_settings_title">Set two finger tap action</string>
     <string name="mousepad_triple_tap_settings_title">Set three finger tap action</string>
+    <string name="mousepad_sensitivity_settings_title">Set touchpad sensitivity</string>
     <string name="mousepad_double_tap_key" translatable="false">mousepad_double_tap_key</string>
     <string name="mousepad_triple_tap_key" translatable="false">mousepad_triple_tap_key</string>
+    <string name="mousepad_sensitivity_key" translatable="false">mousepad_sensitivity_key</string>
     <string name="mousepad_scroll_direction_title">Reverse Scrolling Direction</string>
     <string name="mousepad_scroll_direction" translatable="false">mousepad_scroll_direction</string>
     <string-array name="mousepad_tap_entries">
@@ -44,11 +46,26 @@
     </string-array>
     <string name="mousepad_double_default">right</string>
     <string name="mousepad_triple_default">middle</string>
+    <string name="mousepad_sensitivity_default">default</string>
     <string-array name="mousepad_tap_values" translatable="false">
         <item>right</item>
         <item>middle</item>
         <item>none</item>
     </string-array>
+    <string-array name="mousepad_sensitivity_entries">
+        <item>Slowest</item>
+        <item>Above Slowest</item>
+        <item>Default</item>
+        <item>Above Default</item>
+        <item>Fastest</item>
+    </string-array>
+    <string-array name="mousepad_sensitivity_values" translatable="false">
+        <item>slowest</item>
+        <item>aboveSlowest</item>
+        <item>default</item>
+        <item>aboveDefault</item>
+        <item>fastest</item>
+    </string-array>
     <string name="category_connected_devices">Connected devices</string>
     <string name="category_not_paired_devices">Available devices</string>
     <string name="category_remembered_devices">Remembered devices</string>

res/xml/mousepadplugin_preferences.xml

@@ -20,6 +20,16 @@
         android:entries="@array/mousepad_tap_entries"
         android:entryValues="@array/mousepad_tap_values"
         android:defaultValue="@string/mousepad_triple_default" />
+
+    <ListPreference
+        android:id="@+id/mousepad_sensitivity_preference"
+        android:key="@string/mousepad_sensitivity_key"
+        android:title="@string/mousepad_sensitivity_settings_title"
+        android:summary="%s"
+        android:entries="@array/mousepad_sensitivity_entries"
+        android:entryValues="@array/mousepad_sensitivity_values"
+        android:defaultValue="@string/mousepad_sensitivity_default" />
+
     <CheckBoxPreference
         android:id="@+id/mousepad_scroll_preference"
         android:key="@string/mousepad_scroll_direction"

src/org/kde/kdeconnect/Plugins/MousePadPlugin/MousePadActivity.java

@@ -40,7 +40,6 @@ import org.kde.kdeconnect.Device;
 import org.kde.kdeconnect_tp.R;
 
 public class MousePadActivity extends ActionBarActivity implements GestureDetector.OnGestureListener, GestureDetector.OnDoubleTapListener, MousePadGestureDetector.OnGestureListener {
-
     String deviceId;
 
     private final static float MinDistanceToSendScroll = 2.5f;
@@ -49,6 +48,7 @@ public class MousePadActivity extends ActionBarActivity implements GestureDetect
     private float mPrevY;
     private float mCurrentX;
     private float mCurrentY;
+    private float mCurrentSensitivity;
     private int scrollDirection = 1;
 
     boolean isScrolling = false;
@@ -99,10 +99,32 @@ public class MousePadActivity extends ActionBarActivity implements GestureDetect
                 getString(R.string.mousepad_double_default));
         String tripleTapSetting = prefs.getString(getString(R.string.mousepad_triple_tap_key),
                 getString(R.string.mousepad_triple_default));
+        String sensitivitySetting = prefs.getString(getString(R.string.mousepad_sensitivity_key),
+                getString(R.string.mousepad_sensitivity_default));
 
         doubleTapAction = ClickType.fromString(doubleTapSetting);
         tripleTapAction = ClickType.fromString(tripleTapSetting);
 
+        switch (sensitivitySetting){
+            case "slowest":
+                mCurrentSensitivity = 0.2f;
+                break;
+            case "aboveSlowest":
+                mCurrentSensitivity = 0.5f;
+                break;
+            case "default":
+                mCurrentSensitivity = 1.0f;
+                break;
+            case "aboveDefault":
+                mCurrentSensitivity = 1.5f;
+                break;
+            case "fastest":
+                mCurrentSensitivity = 2.0f;
+                break;
+            default:
+                return;
+        }
+
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
             final View decorView = getWindow().getDecorView();
             decorView.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
@@ -190,7 +212,7 @@ public class MousePadActivity extends ActionBarActivity implements GestureDetect
                         Device device = service.getDevice(deviceId);
                         MousePadPlugin mousePadPlugin = device.getPlugin(MousePadPlugin.class);
                         if (mousePadPlugin == null) return;
-                        mousePadPlugin.sendMouseDelta(mCurrentX - mPrevX, mCurrentY - mPrevY);
+                        mousePadPlugin.sendMouseDelta(mCurrentX - mPrevX, mCurrentY - mPrevY, mCurrentSensitivity);
                         mPrevX = mCurrentX;
                         mPrevY = mCurrentY;
                     }

src/org/kde/kdeconnect/Plugins/MousePadPlugin/MousePadPlugin.java

@@ -78,10 +78,12 @@ public class MousePadPlugin extends Plugin {
         return context.getString(R.string.open_mousepad);
     }
 
-    public void sendMouseDelta(float dx, float dy) {
+    public void sendMouseDelta(float dx, float dy, float sensitivity) {
         NetworkPackage np = new NetworkPackage(NetworkPackage.PACKAGE_TYPE_MOUSEPAD);
-        np.set("dx", dx);
+
-        np.set("dy", dy);
+        np.set("dx", dx*sensitivity);
+        np.set("dy", dy*sensitivity);
+
         device.sendPackage(np);
     }