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[android-x86/packages-apps-CMFileManager.git] / src / com / cyanogenmod / filemanager / ui / widgets / NavigationView.java
index 3510f2c..6d8ba67 100755 (executable)
@@ -245,15 +245,9 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
             // is created)
             mNewDirChecked = checkChRootedNavigation(params[0]);
 
-            //Check that it is really necessary change the directory
-            if (!mReload && NavigationView.this.mCurrentDir != null &&
-                    NavigationView.this.mCurrentDir.compareTo(mNewDirChecked) == 0) {
-                return null;
-            }
-
-            mHasChanged = !(NavigationView.this.mCurrentDir != null &&
-                    NavigationView.this.mCurrentDir.compareTo(mNewDirChecked) == 0);
-            mIsNewHistory = (NavigationView.this.mCurrentDir != null);
+            mHasChanged = !(NavigationView.this.mPreviousDir != null &&
+                    NavigationView.this.mPreviousDir.compareTo(mNewDirChecked) == 0);
+            mIsNewHistory = (NavigationView.this.mPreviousDir != null);
 
             try {
                 //Reset the custom title view and returns to breadcrumb
@@ -385,13 +379,11 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
         @Override
         protected void onPostExecute(List<FileSystemObject> files) {
             // This means an exception. This method will be recalled then
-            if (files != null) {
-                onPostExecuteTask(files, mAddToHistory, mIsNewHistory, mHasChanged,
+            onPostExecuteTask(files, mAddToHistory, mIsNewHistory, mHasChanged,
                         mSearchInfo, mNewDirChecked, mScrollTo);
 
-                // Do animation
-                fadeEfect(false);
-            }
+            // Do animation
+            fadeEfect(false);
         }
 
         /**
@@ -418,6 +410,7 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
 
     private int mId;
     private String mCurrentDir;
+    private String mPreviousDir;
     private NavigationLayoutMode mCurrentMode;
     /**
      * @hide
@@ -438,6 +431,8 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
     // Restrictions
     private Map<DisplayRestrictions, Object> mRestrictions;
 
+    private NavigationTask mNavigationTask;
+
     /**
      * @hide
      */
@@ -510,7 +505,7 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
         //Return the persistent the data
         NavigationViewInfoParcelable parcel = new NavigationViewInfoParcelable();
         parcel.setId(this.mId);
-        parcel.setCurrentDir(this.mCurrentDir);
+        parcel.setCurrentDir(this.mPreviousDir);
         parcel.setChRooted(this.mChRooted);
         parcel.setSelectedFiles(this.mAdapter.getSelectedItems());
         parcel.setFiles(this.mFiles);
@@ -818,8 +813,25 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
             return;
         }
 
+        boolean addToHistory = false;
+        boolean reload = true;
+        boolean useCurrent = false;
+        SearchInfoParcelable searchInfo = null;
+
+        String newDir = this.mCurrentDir;
+        if (this.mNavigationTask != null) {
+            addToHistory = this.mNavigationTask.mAddToHistory;
+            reload = this.mNavigationTask.mReload;
+            useCurrent = this.mNavigationTask.mUseCurrent;
+            searchInfo = this.mNavigationTask.mSearchInfo;
+            this.mNavigationTask.cancel(true);
+            this.mNavigationTask = null;
+            this.mCurrentDir = this.mPreviousDir;
+            this.mPreviousDir = null;
+        }
+
         //Reload data
-        changeCurrentDir(this.mCurrentDir, false, true, false, null, scrollTo);
+        changeCurrentDir(newDir, addToHistory, reload, useCurrent, searchInfo, scrollTo);
     }
 
     /**
@@ -1024,9 +1036,18 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
             final String newDir, final boolean addToHistory,
             final boolean reload, final boolean useCurrent,
             final SearchInfoParcelable searchInfo, final FileSystemObject scrollTo) {
-        NavigationTask task = new NavigationTask(useCurrent, addToHistory, reload,
+        if (mNavigationTask != null) {
+            this.mCurrentDir = this.mPreviousDir;
+            this.mPreviousDir = null;
+            mNavigationTask.cancel(true);
+            mNavigationTask = null;
+        }
+
+        this.mPreviousDir = this.mCurrentDir;
+        this.mCurrentDir = newDir;
+        mNavigationTask = new NavigationTask(useCurrent, addToHistory, reload,
                 searchInfo, scrollTo, mRestrictions, mChRooted);
-        task.executeOnExecutor(AsyncTask.SERIAL_EXECUTOR, newDir);
+        mNavigationTask.executeOnExecutor(AsyncTask.SERIAL_EXECUTOR, newDir);
     }
 
     /**
@@ -1070,6 +1091,7 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
         try {
             //Check that there is not errors and have some data
             if (files == null) {
+                this.mCurrentDir = this.mPreviousDir;
                 return;
             }
 
@@ -1104,17 +1126,20 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
             scrollTo(scrollTo);
 
             //The current directory is now the "newDir"
-            this.mCurrentDir = newDir;
             if (this.mOnDirectoryChangedListener != null) {
                 FileSystemObject dir = FileHelper.createFileSystemObject(new File(newDir));
                 this.mOnDirectoryChangedListener.onDirectoryChanged(dir);
             }
+
         } finally {
             //If calling activity is search, then save the search history
             if (searchInfo != null) {
                 this.mOnHistoryListener.onNewHistory(searchInfo);
             }
 
+            this.mPreviousDir = null;
+            mNavigationTask = null;
+
             //End of loading data
             try {
                 NavigationView.this.mBreadcrumb.endLoading();
@@ -1191,7 +1216,7 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
             changeCurrentDir(fso.getFullPath(), searchInfo);
         } else {
             // Open the file with the preferred registered app
-            IntentsActionPolicy.openFileSystemObject(getContext(), fso, false, null, null);
+            IntentsActionPolicy.openFileSystemObject(getContext(), fso, false, null);
         }
     }
 
@@ -1223,7 +1248,7 @@ BreadcrumbListener, OnSelectionChangedListener, OnSelectionListener, OnRequestRe
             // Open the file (edit or pick)
             if (this.mNavigationMode.compareTo(NAVIGATION_MODE.BROWSABLE) == 0) {
                 // Open the file with the preferred registered app
-                IntentsActionPolicy.openFileSystemObject(getContext(), fso, false, null, null);
+                IntentsActionPolicy.openFileSystemObject(getContext(), fso, false, null);
             } else {
                 // Request a file pick selection
                 if (this.mOnFilePickedListener != null) {