add the first part of shortcut handling

app/src/main/kotlin/com/simplemobiletools/launcher/activities/MainActivity.kt

@@ -7,8 +7,10 @@ import android.appwidget.AppWidgetHost
 import android.appwidget.AppWidgetManager
 import android.appwidget.AppWidgetProviderInfo
 import android.content.ActivityNotFoundException
+import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
+import android.content.pm.ActivityInfo
 import android.content.pm.PackageManager
 import android.content.res.Configuration
 import android.graphics.Bitmap
@@ -124,6 +126,7 @@ class MainActivity : SimpleActivity(), FlingListener {
 
     override fun onActivityResult(requestCode: Int, resultCode: Int, resultData: Intent?) {
         super.onActivityResult(requestCode, resultCode, resultData)
+
         when (requestCode) {
             UNINSTALL_APP_REQUEST_CODE -> {
                 ensureBackgroundThread {
@@ -132,6 +135,13 @@ class MainActivity : SimpleActivity(), FlingListener {
             }
             REQUEST_ALLOW_BINDING_WIDGET -> mActionOnCanBindWidget?.invoke(resultCode == Activity.RESULT_OK)
             REQUEST_CONFIGURE_WIDGET -> mActionOnWidgetConfiguredWidget?.invoke(resultCode == Activity.RESULT_OK)
+            REQUEST_CREATE_SHORTCUT -> {
+                if (resultCode == Activity.RESULT_OK && resultData != null) {
+                    val launchIntent = resultData.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT) as? Intent
+                    val label = resultData.getStringExtra(Intent.EXTRA_SHORTCUT_NAME)
+                    val icon = resultData.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON) as? Bitmap
+                }
+            }
         }
     }
 
@@ -591,6 +601,14 @@ class MainActivity : SimpleActivity(), FlingListener {
         )
     }
 
+    fun handleShorcutCreation(activityInfo: ActivityInfo) {
+        val componentName = ComponentName(activityInfo.packageName, activityInfo.name)
+        Intent(Intent.ACTION_CREATE_SHORTCUT).apply {
+            setComponent(componentName)
+            startActivityForResult(this, REQUEST_CREATE_SHORTCUT)
+        }
+    }
+
     // taken from https://gist.github.com/maxjvh/a6ab15cbba9c82a5065d
     private fun calculateAverageColor(bitmap: Bitmap): Int {
         var red = 0

app/src/main/kotlin/com/simplemobiletools/launcher/helpers/Constants.kt

@@ -13,6 +13,7 @@ const val COLUMN_COUNT = 5
 const val UNINSTALL_APP_REQUEST_CODE = 50
 const val REQUEST_CONFIGURE_WIDGET = 51
 const val REQUEST_ALLOW_BINDING_WIDGET = 52
+const val REQUEST_CREATE_SHORTCUT = 53
 
 const val ITEM_TYPE_ICON = 0
 const val ITEM_TYPE_WIDGET = 1

app/src/main/kotlin/com/simplemobiletools/launcher/views/HomeScreenGrid.kt

@@ -161,13 +161,8 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
         }
 
         when (draggedItem!!.type) {
-            ITEM_TYPE_ICON -> addAppIcon()
+            ITEM_TYPE_ICON, ITEM_TYPE_SHORTCUT -> addAppIconOrShortcut()
             ITEM_TYPE_WIDGET -> addWidget()
-            ITEM_TYPE_SHORTCUT -> {
-                // replace this with real shortcut handling
-                draggedItem = null
-                redrawGrid()
-            }
         }
     }
 
@@ -222,7 +217,7 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
         resizedWidget = null
     }
 
-    private fun addAppIcon() {
+    private fun addAppIconOrShortcut() {
         val center = gridCenters.minBy {
             Math.abs(it.first - draggedItemCurrentCoords.first + sideMargins.left) + Math.abs(it.second - draggedItemCurrentCoords.second + sideMargins.top)
         }
@@ -283,11 +278,15 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
                         draggedItem!!.activityInfo
                     )
 
-                    ensureBackgroundThread {
+                    if (newHomeScreenGridItem.type == ITEM_TYPE_ICON) {
-                        val newId = context.homeScreenGridItemsDB.insert(newHomeScreenGridItem)
+                        ensureBackgroundThread {
-                        newHomeScreenGridItem.id = newId
+                            val newId = context.homeScreenGridItemsDB.insert(newHomeScreenGridItem)
-                        gridItems.add(newHomeScreenGridItem)
+                            newHomeScreenGridItem.id = newId
-                        redrawGrid()
+                            gridItems.add(newHomeScreenGridItem)
+                            redrawGrid()
+                        }
+                    } else if (newHomeScreenGridItem.type == ITEM_TYPE_SHORTCUT) {
+                        (context as? MainActivity)?.handleShorcutCreation(newHomeScreenGridItem.activityInfo!!)
                     }
                 }
             } else {