X-Git-Url: http://git.linex4red.de/pub/Android/ownCloud.git/blobdiff_plain/50dc074919b966b9ffde29c768e55b1926fd69f0..bc472ee32b28e047fa07b7921a46fe572647712e:/src/com/owncloud/android/utils/DisplayUtils.java

diff --git a/src/com/owncloud/android/utils/DisplayUtils.java b/src/com/owncloud/android/utils/DisplayUtils.java
index b6eaa895..e3c94f21 100644
--- a/src/com/owncloud/android/utils/DisplayUtils.java
+++ b/src/com/owncloud/android/utils/DisplayUtils.java
@@ -22,9 +22,21 @@
 
 package com.owncloud.android.utils;
 
+import java.io.File;
+import java.net.IDN;
+import java.text.DateFormat;
+import java.util.Arrays;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.Vector;
+
 import android.annotation.TargetApi;
 import android.app.Activity;
 import android.content.Context;
+import android.content.SharedPreferences;
 import android.graphics.Point;
 import android.graphics.PorterDuff;
 import android.os.Build;
@@ -35,8 +47,10 @@ import android.widget.SeekBar;
 
 import com.owncloud.android.MainApp;
 import com.owncloud.android.R;
+import com.owncloud.android.datamodel.FileDataStorageManager;
 import com.owncloud.android.datamodel.OCFile;
 
+import java.math.BigDecimal;
 import java.net.IDN;
 import java.text.DateFormat;
 import java.util.Calendar;
@@ -52,6 +66,7 @@ public class DisplayUtils {
     private static final String OWNCLOUD_APP_NAME = "ownCloud";
     
     private static final String[] sizeSuffixes = { "B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB" };
+    private static final int[] sizeScales = { 0, 0, 0, 1, 1, 2, 2, 2, 2 };
 
     private static Map<String, String> mimeType2HumanReadable;
 
@@ -72,19 +87,24 @@ public class DisplayUtils {
 
     /**
      * Converts the file size in bytes to human readable output.
-     * 
+     * <ul>
+     *     <li>appends a size suffix, e.g. B, KB, MB etc.</li>
+     *     <li>rounds the size based on the suffix to 0,1 or 2 decimals</li>
+     * </ul>
+     *
      * @param bytes Input file size
      * @return Like something readable like "12 MB"
      */
     public static String bytesToHumanReadable(long bytes) {
         double result = bytes;
-        int attachedsuff = 0;
-        while (result > 1024 && attachedsuff < sizeSuffixes.length) {
+        int attachedSuff = 0;
+        while (result > 1024 && attachedSuff < sizeSuffixes.length) {
             result /= 1024.;
-            attachedsuff++;
+            attachedSuff++;
         }
-        result = ((int) (result * 100)) / 100.;
-        return result + " " + sizeSuffixes[attachedsuff];
+
+        return new BigDecimal(result).setScale(
+                sizeScales[attachedSuff], BigDecimal.ROUND_HALF_UP) + " " + sizeSuffixes[attachedSuff];
     }
 
     /**
@@ -247,6 +267,67 @@ public class DisplayUtils {
     }
 
     /**
+     * Determines if user set folder to grid or list view. If folder is not set itself,
+     * it finds a parent that is set (at least root is set).
+     * @param file
+     * @param storageManager
+     * @return
+     */
+    public static boolean isGridView(OCFile file, FileDataStorageManager storageManager){
+        if (file != null) {
+            OCFile fileToTest = file;
+            OCFile parentDir = null;
+            String parentPath = null;
+
+            SharedPreferences setting = MainApp.getAppContext().getSharedPreferences(
+                    "viewMode", Context.MODE_PRIVATE);
+
+            if (setting.contains(fileToTest.getRemoteId())) {
+                return setting.getBoolean(fileToTest.getRemoteId(), false);
+            } else {
+                do {
+                    if (fileToTest.getParentId() != FileDataStorageManager.ROOT_PARENT_ID) {
+                        parentPath = new File(fileToTest.getRemotePath()).getParent();
+                        parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath :
+                                parentPath + OCFile.PATH_SEPARATOR;
+                        parentDir = storageManager.getFileByPath(parentPath);
+                    } else {
+                        parentDir = storageManager.getFileByPath(OCFile.ROOT_PATH);
+                    }
+
+                    while (parentDir == null) {
+                        parentPath = new File(parentPath).getParent();
+                        parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath :
+                                parentPath + OCFile.PATH_SEPARATOR;
+                        parentDir = storageManager.getFileByPath(parentPath);
+                    }
+                    fileToTest = parentDir;
+                } while (endWhile(parentDir, setting));
+                return setting.getBoolean(fileToTest.getRemoteId(), false);
+            }
+        } else {
+            return false;
+        }
+    }
+
+    private static boolean endWhile(OCFile parentDir, SharedPreferences setting) {
+        if (parentDir.getRemotePath().compareToIgnoreCase(OCFile.ROOT_PATH) == 0) {
+            return false;
+        } else {
+            return !setting.contains(parentDir.getRemoteId());
+        }
+    }
+
+    public static void setViewMode(OCFile file, boolean setGrid){
+        SharedPreferences setting = MainApp.getAppContext().getSharedPreferences(
+                "viewMode", Context.MODE_PRIVATE);
+
+        SharedPreferences.Editor editor = setting.edit();
+        editor.putBoolean(file.getRemoteId(), setGrid);
+        editor.commit();
+    }
+
+    /**
      * sets the coloring of the given progress bar to color_accent.
      *
      * @param progressBar the progress bar to be colored