From 1221b2faf3122c854ae1dcc5e00ce6a05f7f6fd8 Mon Sep 17 00:00:00 2001
From: Jorge Ruesga <jorge@ruesga.com>
Date: Sat, 22 Jun 2013 13:05:37 +0200
Subject: Trebuchet: Remove workspace items of hidden apps

Remove the shortcut and widget associated to an app when this become hidden
for user setting.

Change-Id: I4ce8f545ef879d711fbbd8ab8572dcd7386dfa75
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
---
 src/com/cyanogenmod/trebuchet/LauncherModel.java | 77 ++++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/src/com/cyanogenmod/trebuchet/LauncherModel.java b/src/com/cyanogenmod/trebuchet/LauncherModel.java
index 923842c5f..323be7118 100644
--- a/src/com/cyanogenmod/trebuchet/LauncherModel.java
+++ b/src/com/cyanogenmod/trebuchet/LauncherModel.java
@@ -46,6 +46,8 @@ import android.os.RemoteException;
 import android.os.SystemClock;
 import android.util.Log;
 
+import com.cyanogenmod.trebuchet.preference.PreferencesProvider;
+
 import java.lang.ref.WeakReference;
 import java.net.URISyntaxException;
 import java.text.Collator;
@@ -1647,6 +1649,79 @@ public class LauncherModel extends BroadcastReceiver {
             });
         }
 
+        private void removeHiddenAppsWorkspaceItems(
+                final ArrayList<ItemInfo> workspaceItems,
+                final ArrayList<LauncherAppWidgetInfo> appWidgets,
+                final HashMap<Long, FolderInfo> folders) {
+
+            // Get hidden apps
+            ArrayList<ComponentName> mHiddenApps = new ArrayList<ComponentName>();
+            ArrayList<String> mHiddenAppsPackages = new ArrayList<String>();
+            String[] flattened = PreferencesProvider.Interface.Drawer.getHiddenApps().split("\\|");
+            for (String flat : flattened) {
+                ComponentName cmp = ComponentName.unflattenFromString(flat);
+                if (cmp != null) {
+                    mHiddenApps.add(cmp);
+                    mHiddenAppsPackages.add(cmp.getPackageName());
+                }
+            }
+
+            // Shortcuts
+            int N = workspaceItems.size() - 1;
+            for (int i = N; i >= 0; i--) {
+                final ItemInfo item = workspaceItems.get(i);
+                if (item instanceof ShortcutInfo) {
+                    ShortcutInfo shortcut = (ShortcutInfo)item;
+                    if (shortcut.intent != null && shortcut.intent.getComponent() != null) {
+                        if (mHiddenApps.contains(shortcut.intent.getComponent())) {
+                            LauncherModel.deleteItemFromDatabase(mContext, shortcut);
+                            workspaceItems.remove(i);
+                        }
+                    }
+                } else {
+                    final FolderInfo folder = (FolderInfo)item;
+                    List<ShortcutInfo> shortcuts = folder.contents;
+                    int NN = shortcuts.size() - 1;
+                    for (int j = NN; j >= 0; j--) {
+                        ShortcutInfo sci = shortcuts.get(j);
+                        if (sci.intent != null && sci.intent.getComponent() != null) {
+                            if (mHiddenApps.contains(sci.intent.getComponent())) {
+                                LauncherModel.deleteItemFromDatabase(mContext, sci);
+                                folder.remove(sci);
+                            }
+                        }
+                    }
+
+                    if (folder.contents.size() == 1) {
+                        ShortcutInfo finalItem = folder.contents.get(0);
+                        finalItem.container = folder.container;
+                        LauncherModel.deleteItemFromDatabase(mContext, folder);
+                        LauncherModel.addOrMoveItemInDatabase(mContext, finalItem, folder.container,
+                                folder.screen, folder.cellX, folder.cellY);
+                        workspaceItems.remove(i);
+                        workspaceItems.add(finalItem);
+                        folders.remove(Long.valueOf(item.id));
+                    } else if (folder.contents.size() == 0) {
+                        LauncherModel.deleteFolderContentsFromDatabase(mContext, folder);
+                        workspaceItems.remove(i);
+                        folders.remove(Long.valueOf(item.id));
+                    }
+                }
+            }
+
+            // AppWidgets
+            N = appWidgets.size() - 1;
+            for (int i = N; i >= 0; i--) {
+                final LauncherAppWidgetInfo item = appWidgets.get(i);
+                if (item.providerName != null) {
+                    if (mHiddenAppsPackages.contains(item.providerName.getPackageName())) {
+                        LauncherModel.deleteItemFromDatabase(mContext, item);
+                        appWidgets.remove(i);
+                    }
+                }
+            }
+        }
+
         private void bindWorkspaceItems(final Callbacks oldCallbacks,
                 final ArrayList<ItemInfo> workspaceItems,
                 final ArrayList<LauncherAppWidgetInfo> appWidgets,
@@ -1655,6 +1730,8 @@ public class LauncherModel extends BroadcastReceiver {
 
             final boolean postOnMainThread = (deferredBindRunnables != null);
 
+            removeHiddenAppsWorkspaceItems(workspaceItems, appWidgets, folders);
+
             // Bind the workspace items
             int N = workspaceItems.size();
             for (int i = 0; i < N; i += ITEMS_CHUNK) {
-- 
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