Optional full-screen support

app-android/AndroidManifest.xml

@@ -1,14 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="at.bitfire.gfxtablet"
-    android:versionCode="2"
-    android:versionName="1.1" >
+    android:versionCode="3"
+    android:versionName="1.2" >
 
     <uses-sdk
         android:minSdkVersion="14"
         android:targetSdkVersion="14" />
 
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-configuration android:reqTouchScreen="stylus"/>
+    <uses-configuration android:reqTouchScreen="finger"/>
 
     <application
         android:allowBackup="true"

app-android/IDEAS

@@ -3,5 +3,3 @@ Issues URL: https://github.com/rfc2822/GfxTablet/issues/
 
 Possible improvements:
   * allow more than one network host in settings [issue #13]
-  * full-screen mode [issue #24]
-

app-android/res/values/strings.xml

@@ -7,5 +7,7 @@
     <string name="stylus_preference">Sense stylus only</string>
     <string name="fullscreen_preference">Fullscreen</string>
     <string name="menu_about">About / Help</string>
+    <string name="fullscreen_preference_summary">Title bar will only be hidden when hardware menu button is present</string>
+    <string name="stylus_preference_summary">Ignores touch events from fingers</string>
 
 </resources>

app-android/res/xml/drawing_preferences.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" >
-    <CheckBoxPreference android:title="@string/stylus_preference" android:key="stylus_only_preference" android:defaultValue="false"/>
-    <CheckBoxPreference android:title="@string/fullscreen_preference" android:key="fullscreen_preference" android:defaultValue="true"/>
+    <CheckBoxPreference android:title="@string/stylus_preference" android:key="stylus_only_preference" android:defaultValue="false" android:summary="@string/stylus_preference_summary"/>
+    <CheckBoxPreference android:title="@string/fullscreen_preference" android:key="fullscreen_preference" android:defaultValue="false" android:summary="@string/fullscreen_preference_summary"/>
 </PreferenceScreen>

app-android/src/at/bitfire/gfxtablet/CanvasActivity.java

@@ -1,18 +1,18 @@
 package at.bitfire.gfxtablet;
 
-import at.bitfire.gfxtablet.R;
-
-import android.net.Uri;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
 import android.app.Activity;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.net.Uri;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.ViewConfiguration;
 import android.view.Window;
 import android.view.WindowManager;
 import android.widget.LinearLayout;
+import android.widget.Toast;
 
 public class CanvasActivity extends Activity {
 	CanvasView canvas;
@@ -27,10 +27,14 @@ public class CanvasActivity extends Activity {
 		PreferenceManager.setDefaultValues(this, R.xml.drawing_preferences, false);
 		
 		settings = PreferenceManager.getDefaultSharedPreferences(this);
-		if (settings.getBoolean(SettingsActivity.KEY_PREF_FULLSCREEN, true)) {
-			this.requestWindowFeature(Window.FEATURE_NO_TITLE);
-			this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
-					WindowManager.LayoutParams.FLAG_FULLSCREEN);
+		if (settings.getBoolean(SettingsActivity.KEY_PREF_FULLSCREEN, false)) {
+			if (ViewConfiguration.get(this).hasPermanentMenuKey())
+				requestWindowFeature(Window.FEATURE_NO_TITLE);
+			else
+				Toast.makeText(this, "Limited full-screen due to missing hardware menu button", Toast.LENGTH_LONG).show();
+			
+			getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
+				WindowManager.LayoutParams.FLAG_FULLSCREEN);
 		}
 		
 		setContentView(R.layout.activity_canvas);
@@ -55,10 +59,20 @@ public class CanvasActivity extends Activity {
 	}
 
 	public void showAbout(MenuItem item) {
-		startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(("http://rfc2822.github.com/GfxTablet"))));
+		startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(("http://rfc2822.github.io/GfxTablet/"))));
 	}
 	
 	public void showSettings(MenuItem item) {
-		startActivity(new Intent(CanvasActivity.this, SettingsActivity.class));
+		startActivityForResult(new Intent(this, SettingsActivity.class), 0);
+	}
+
+	@Override
+	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+		if (resultCode == SettingsActivity.RESULT_RESTART) {
+	        finish();
+			Intent i = new Intent(this, CanvasActivity.class);
+	        i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
+	        startActivity(i);
+		}
 	}
 }

app-android/src/at/bitfire/gfxtablet/NetEvent.java

@@ -59,6 +59,7 @@ public class NetEvent {
 			case TYPE_BUTTON:
 				dos.writeByte(1);
 				break;
+			default:
 			}
 			
 			dos.writeShort(x);

app-android/src/at/bitfire/gfxtablet/SettingsActivity.java

@@ -1,25 +1,34 @@
 package at.bitfire.gfxtablet;
 
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.os.Bundle;
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceFragment;
+import android.preference.PreferenceManager;
 import android.view.MenuItem;
 
 import java.util.List;
 
 import at.bitfire.gfxtablet.R;
 
-public class SettingsActivity extends PreferenceActivity {
+public class SettingsActivity extends PreferenceActivity implements OnSharedPreferenceChangeListener {
+	public static final int RESULT_RESTART = RESULT_FIRST_USER;
+	
     public static final String
 		KEY_PREF_HOST = "host_preference",
 		KEY_PREF_STYLUS_ONLY = "stylus_only_preference",
 		KEY_PREF_FULLSCREEN = "fullscreen_preference";
+    
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         
         getActionBar().setDisplayHomeAsUpEnabled(true);
+        
+        PreferenceManager.getDefaultSharedPreferences(this)
+        	.registerOnSharedPreferenceChangeListener(this);
     }
     
     @Override
@@ -34,6 +43,11 @@ public class SettingsActivity extends PreferenceActivity {
        return false;
     }
     
+	public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
+		if (key.equals(SettingsActivity.KEY_PREF_FULLSCREEN))
+			setResult(RESULT_RESTART);
+	}
+    
     
     public static class NetworkPrefsFragment extends PreferenceFragment {
         @Override