Add a long click action

To be executed on long click on the home screen. It soon will be 
necessary to make a RecyclerView for those actions.

app/src/main/java/com/finnmglas/launcher/MainActivity.kt

@@ -175,7 +175,9 @@ class MainActivity : AppCompatActivity(),
         return true
     }
 
-    override fun onLongPress(event: MotionEvent) { openSettings() }
+    override fun onLongPress(event: MotionEvent) {
+        launchApp(longClickApp, this)
+    }
 
     override fun onDoubleTap(event: MotionEvent): Boolean {
         launchApp(doubleClickApp, this)

app/src/main/java/com/finnmglas/launcher/extern/Functions.kt

@@ -30,6 +30,7 @@ var leftApp = ""
 var volumeUpApp = ""
 var volumeDownApp = ""
 var doubleClickApp = ""
+var longClickApp = ""
 
 var calendarApp = ""
 var clockApp = ""
@@ -212,6 +213,7 @@ fun loadSettings(sharedPref : SharedPreferences){
     volumeDownApp = sharedPref.getString("action_volumeDownApp", "").toString()
 
     doubleClickApp = sharedPref.getString("action_doubleClickApp", "").toString()
+    longClickApp = sharedPref.getString("action_longClickApp", "").toString()
 
     calendarApp = sharedPref.getString("action_calendarApp", "").toString()
     clockApp = sharedPref.getString("action_clockApp", "").toString()
@@ -272,6 +274,9 @@ fun resetSettings(sharedPref : SharedPreferences, context: Context) : MutableLis
     editor.putString("action_volumeDownApp", chosenVolumeDownPackage)
     defaultList.add(chosenVolumeDownName)
 
+    editor.putString("action_doubleClickApp", "")
+    editor.putString("action_longClickApp", "")
+
     val (_, chosenClockPackage) = pickDefaultApp(
         "action_clockApp",
         context

app/src/main/java/com/finnmglas/launcher/settings/SettingsFragmentApps.kt

@@ -42,6 +42,7 @@ class SettingsFragmentApps : Fragment() {
             setButtonColor(fragment_settings_apps_choose_vol_up_btn, vibrantColor)
             setButtonColor(fragment_settings_apps_choose_vol_down_btn, vibrantColor)
             setButtonColor(fragment_settings_apps_choose_double_click_btn, vibrantColor)
+            setButtonColor(fragment_settings_apps_choose_long_click_btn, vibrantColor)
 
             setButtonColor(fragment_settings_apps_btn, vibrantColor)
             setButtonColor(fragment_settings_apps_install_btn, vibrantColor)
@@ -55,6 +56,7 @@ class SettingsFragmentApps : Fragment() {
         fragment_settings_apps_choose_vol_up_btn.setOnClickListener{ chooseApp("volumeUpApp")}
         fragment_settings_apps_choose_vol_down_btn.setOnClickListener{ chooseApp("volumeDownApp")}
         fragment_settings_apps_choose_double_click_btn.setOnClickListener { chooseApp("doubleClickApp") }
+        fragment_settings_apps_choose_long_click_btn.setOnClickListener { chooseApp("longClickApp") }
 
         // App management buttons
         fragment_settings_apps_btn.setOnClickListener{

app/src/main/res/layout/fragment_settings_apps.xml

@@ -180,6 +180,29 @@
 
         </TableRow>
 
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center">
+
+            <TextView
+                android:id="@+id/fragment_settings_apps_choose_long_click_text"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:paddingLeft="10sp"
+                android:paddingRight="10sp"
+                android:text="@string/settings_choose_long_click"
+                android:textSize="20sp" />
+
+            <Button
+                android:id="@+id/fragment_settings_apps_choose_long_click_btn"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/settings_choose_btn"
+                android:textAllCaps="false" />
+
+        </TableRow>
+
     </TableLayout>
 
     <Button

app/src/main/res/values-de/strings.xml

@@ -22,6 +22,7 @@
     <string name="settings_choose_vol_up">Lautstärke +</string>
     <string name="settings_choose_vol_down">Lautstärke -</string>
     <string name="settings_choose_double_click">Doppelklick</string>
+    <string name="settings_choose_long_click">Langer Klick</string>
 
     <string name="settings_choose_btn">App wählen</string>
     <string name="settings_select_launcher">Launcher wählen</string>

app/src/main/res/values-fr/strings.xml

@@ -22,6 +22,7 @@
     <string name="settings_choose_vol_up">Monter volume</string>
     <string name="settings_choose_vol_down">Baisser volume</string>
     <string name="settings_choose_double_click">Double clic</string>
+    <string name="settings_choose_long_click">Clic long</string>
 
     <string name="settings_choose_btn">Choisir App</string>
     <string name="settings_select_launcher">Choisir Launcher</string>

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

@@ -30,6 +30,7 @@
     <string name="settings_choose_vol_up">Volume Up</string>
     <string name="settings_choose_vol_down">Volume Down</string>
     <string name="settings_choose_double_click">Double Click</string>
+    <string name="settings_choose_long_click">Long Click</string>
     <string name="settings_choose_btn">Choose App</string>
 
     <string name="settings_select_launcher">Select Launcher</string>