From 3b50204ad49d526ac495a8ae52a205e375b55ec3 Mon Sep 17 00:00:00 2001
From: Hii <yonglian146@gmail.com>
Date: Fri, 24 Apr 2015 13:35:49 +0800
Subject: [PATCH] Removed button hide

---
 .idea/workspace.xml                           | 265 +++++++-----------
 .../com/github/hiiyl/mmuhub/MMLSActivity.java |  36 ---
 .../res/drawable/ic_cancel_black_24dp.png     | Bin 501 -> 0 bytes
 3 files changed, 99 insertions(+), 202 deletions(-)
 delete mode 100755 app/src/main/res/drawable/ic_cancel_black_24dp.png

diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index f4f4c9c..36a6328 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -31,20 +31,8 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="b422d8bb-7188-41d6-94e0-547c6237ff4f" name="Default" comment="">
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/app/src/main/res/drawable/ic_cancel_black_24dp.png" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/FileOpen.java" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/LogOutEvent.java" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/MainThreadBus.java" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/SyncCompleteEvent.java" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/SyncStartEvent.java" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/res/mipmap-hdpi/ic_launcher.png" afterPath="$PROJECT_DIR$/app/src/main/res/mipmap-hdpi/ic_launcher.png" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/BaseActivity.java" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/BaseActivity.java" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/DownloadActivity.java" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/DownloadActivity.java" />
+      <change type="DELETED" beforePath="$PROJECT_DIR$/app/src/main/res/drawable/ic_cancel_black_24dp.png" afterPath="" />
       <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSFragment.java" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSFragment.java" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/sync/MMUSyncAdapter.java" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/sync/MMUSyncAdapter.java" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MySingleton.java" afterPath="$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MySingleton.java" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/app/src/main/res/layout/activity_mmls.xml" afterPath="$PROJECT_DIR$/app/src/main/res/layout/activity_mmls.xml" />
       <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
     </list>
     <ignored path="MMU Hub.iws" />
@@ -71,12 +59,9 @@
       <file leaf-file-name="MMLSFragment.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSFragment.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="-136.61539" vertical-offset="828" max-vertical-offset="6420">
+            <state vertical-scroll-proportion="0.0" vertical-offset="4485" max-vertical-offset="6525">
               <caret line="299" column="77" selection-start-line="299" selection-start-column="70" selection-end-line="299" selection-end-column="77" />
-              <folding>
-                <element signature="imports" expanded="true" />
-                <element signature="e#21086#21102#0" expanded="true" />
-              </folding>
+              <folding />
             </state>
           </provider>
         </entry>
@@ -84,31 +69,19 @@
       <file leaf-file-name="MMLSDownloadAdapter.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSDownloadAdapter.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="615">
+            <state vertical-scroll-proportion="0.0" vertical-offset="510" max-vertical-offset="810">
               <caret line="34" column="7" selection-start-line="34" selection-start-column="7" selection-end-line="34" selection-end-column="7" />
               <folding />
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="MMUSyncAdapter.java" pinned="false" current="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/sync/MMUSyncAdapter.java">
-          <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.0" vertical-offset="4168" max-vertical-offset="5355">
-              <caret line="397" column="5" selection-start-line="397" selection-start-column="5" selection-end-line="397" selection-end-column="5" />
-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
       <file leaf-file-name="MainThreadBus.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/MainThreadBus.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="405">
+            <state vertical-scroll-proportion="0.0" vertical-offset="150" max-vertical-offset="480">
               <caret line="10" column="13" selection-start-line="10" selection-start-column="13" selection-end-line="10" selection-end-column="13" />
-              <folding>
-                <element signature="imports" expanded="true" />
-              </folding>
+              <folding />
             </state>
           </provider>
         </entry>
@@ -116,13 +89,9 @@
       <file leaf-file-name="DownloadActivity.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/DownloadActivity.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="-63.23077" vertical-offset="771" max-vertical-offset="5655">
+            <state vertical-scroll-proportion="0.0" vertical-offset="2445" max-vertical-offset="5700">
               <caret line="163" column="42" selection-start-line="163" selection-start-column="42" selection-end-line="163" selection-end-column="42" />
-              <folding>
-                <element signature="imports" expanded="true" />
-                <element signature="e#15471#15654#0" expanded="true" />
-                <element signature="e#15635#15636#0" expanded="true" />
-              </folding>
+              <folding />
             </state>
           </provider>
         </entry>
@@ -130,11 +99,9 @@
       <file leaf-file-name="FileOpen.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/FileOpen.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.0" vertical-offset="90" max-vertical-offset="1110">
+            <state vertical-scroll-proportion="0.0" vertical-offset="990" max-vertical-offset="1110">
               <caret line="66" column="5" selection-start-line="66" selection-start-column="5" selection-end-line="66" selection-end-column="5" />
-              <folding>
-                <element signature="imports" expanded="true" />
-              </folding>
+              <folding />
             </state>
           </provider>
         </entry>
@@ -142,56 +109,59 @@
       <file leaf-file-name="MMLSAdapter.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSAdapter.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.0" vertical-offset="1080" max-vertical-offset="1515">
+            <state vertical-scroll-proportion="0.0" vertical-offset="345" max-vertical-offset="1515">
               <caret line="23" column="5" selection-start-line="23" selection-start-column="5" selection-end-line="23" selection-end-column="5" />
-              <folding>
-                <element signature="imports" expanded="true" />
-              </folding>
+              <folding />
             </state>
           </provider>
         </entry>
       </file>
       <file leaf-file-name="activity_mmls.xml" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_mmls.xml">
+          <provider editor-type-id="android-designer">
+            <state />
+          </provider>
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="-14.111111" vertical-offset="219" max-vertical-offset="1065">
+            <state vertical-scroll-proportion="0.0" vertical-offset="219" max-vertical-offset="1065">
               <caret line="40" column="19" selection-start-line="40" selection-start-column="19" selection-end-line="40" selection-end-column="19" />
               <folding />
             </state>
           </provider>
-          <provider editor-type-id="android-designer">
-            <state />
-          </provider>
         </entry>
       </file>
-      <file leaf-file-name="MMLSActivity.java" pinned="false" current="true" current-in-tab="true">
+      <file leaf-file-name="MMLSActivity.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="1.2424242" vertical-offset="843" max-vertical-offset="3165">
-              <caret line="89" column="37" selection-start-line="89" selection-start-column="37" selection-end-line="89" selection-end-column="37" />
+            <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="2580">
+              <caret line="85" column="5" selection-start-line="85" selection-start-column="5" selection-end-line="85" selection-end-column="5" />
               <folding>
                 <element signature="imports" expanded="true" />
-                <element signature="e#2300#2634#0" expanded="true" />
-                <element signature="e#2623#2624#0" expanded="true" />
-                <element signature="e#6759#6793#0" expanded="true" />
-                <element signature="e#6937#6971#0" expanded="true" />
-                <element signature="e#7115#7149#0" expanded="true" />
               </folding>
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="fragment_mml.xml" pinned="false" current="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/fragment_mml.xml">
+      <file leaf-file-name="MMUDbHelper.java" pinned="false" current="true" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/data/MMUDbHelper.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="-4.0" vertical-offset="12" max-vertical-offset="420">
-              <caret line="8" column="37" selection-start-line="8" selection-start-column="37" selection-end-line="8" selection-end-column="37" />
+            <state vertical-scroll-proportion="-1.3103448" vertical-offset="825" max-vertical-offset="1260">
+              <caret line="26" column="66" selection-start-line="26" selection-start-column="66" selection-end-line="26" selection-end-column="66" />
               <folding />
             </state>
           </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="fragment_mml.xml" pinned="false" current="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/fragment_mml.xml">
           <provider editor-type-id="android-designer">
             <state />
           </provider>
+          <provider selected="true" editor-type-id="text-editor">
+            <state vertical-scroll-proportion="0.0" vertical-offset="12" max-vertical-offset="420">
+              <caret line="8" column="37" selection-start-line="8" selection-start-column="37" selection-end-line="8" selection-end-column="37" />
+              <folding />
+            </state>
+          </provider>
         </entry>
       </file>
     </leaf>
@@ -1164,20 +1134,6 @@
       <sortByType />
     </navigator>
     <panes>
-      <pane id="PackagesPane">
-        <subPane>
-          <PATH>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="MMU Hub" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PackageViewProjectNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="app" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PackageViewModuleNode" />
-            </PATH_ELEMENT>
-          </PATH>
-        </subPane>
-      </pane>
       <pane id="AndroidView">
         <subPane>
           <PATH>
@@ -1394,6 +1350,20 @@
           </PATH>
         </subPane>
       </pane>
+      <pane id="PackagesPane">
+        <subPane>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="MMU Hub" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PackageViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="app" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PackageViewModuleNode" />
+            </PATH_ELEMENT>
+          </PATH>
+        </subPane>
+      </pane>
       <pane id="Scope" />
       <pane id="ProjectPane">
         <subPane>
@@ -1766,16 +1736,13 @@
       <window_info id="Palette&#9;" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Changes" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.3286119" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Designer" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
-      <window_info id="Preview" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
       <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.3286119" sideWeight="0.5" order="15" side_tool="false" content_ui="tabs" />
-      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.3286119" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.39943343" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.39518413" sideWeight="0.6736672" order="8" side_tool="true" content_ui="tabs" />
       <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="4" side_tool="true" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.3286119" sideWeight="0.5" order="10" side_tool="false" content_ui="tabs" />
       <window_info id="Gradle Console" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.39518413" sideWeight="0.6736672" order="9" side_tool="true" content_ui="tabs" />
       <window_info id="Build Variants" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.23828755" sideWeight="0.50117093" order="3" side_tool="true" content_ui="tabs" />
-      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.32577905" sideWeight="0.5" order="13" side_tool="false" content_ui="tabs" />
       <window_info id="Android" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.34419262" sideWeight="0.3263328" order="14" side_tool="false" content_ui="tabs" />
       <window_info id="Gradle" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.32956383" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.3286119" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
@@ -1790,6 +1757,9 @@
       <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.24959612" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
       <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
       <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Preview" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
+      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.3286119" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.32577905" sideWeight="0.5" order="13" side_tool="false" content_ui="tabs" />
       <window_info id="Inspection" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.4" sideWeight="0.5" order="5" side_tool="false" content_ui="tabs" />
     </layout>
   </component>
@@ -1828,15 +1798,15 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/listgroup_announcement_mmls.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-5.0" vertical-offset="0" max-vertical-offset="285">
           <caret line="9" column="32" selection-start-line="9" selection-start-column="32" selection-end-line="9" selection-end-column="32" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$USER_HOME$/Library/Android/sdk/sources/android-21/android/widget/TextView.java">
       <provider selected="true" editor-type-id="text-editor">
@@ -1846,26 +1816,26 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_download.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="372">
           <caret line="0" column="0" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
           <folding />
         </state>
       </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/fragment_download.xml">
       <provider editor-type-id="android-designer">
         <state />
       </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/fragment_download.xml">
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-3.2222223" vertical-offset="108" max-vertical-offset="480">
           <caret line="13" column="31" selection-start-line="13" selection-start-column="31" selection-end-line="13" selection-end-column="31" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/DownloadHelper.java">
       <provider selected="true" editor-type-id="text-editor">
@@ -1875,15 +1845,15 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/listitem_announcement_mmls.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.11111111" vertical-offset="63" max-vertical-offset="435">
           <caret line="4" column="23" selection-start-line="4" selection-start-column="23" selection-end-line="4" selection-end-column="23" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/sync/MMUAuthenticator.java">
       <provider selected="true" editor-type-id="text-editor">
@@ -1944,15 +1914,15 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/drawer_list_item.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-6.6666665" vertical-offset="0" max-vertical-offset="375">
           <caret line="12" column="62" selection-start-line="12" selection-start-column="62" selection-end-line="12" selection-end-column="62" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/menu/menu_base.xml">
       <provider selected="true" editor-type-id="text-editor">
@@ -1977,17 +1947,20 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_base.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-9.962963" vertical-offset="46" max-vertical-offset="405">
           <caret line="21" column="41" selection-start-line="21" selection-start-column="41" selection-end-line="21" selection-end-column="41" />
           <folding />
         </state>
       </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_login.xml">
       <provider editor-type-id="android-designer">
         <state />
       </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_login.xml">
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-3.8888888" vertical-offset="30" max-vertical-offset="1140">
           <caret line="9" column="29" selection-start-line="9" selection-start-column="29" selection-end-line="9" selection-end-column="29" />
@@ -1999,9 +1972,6 @@
           </folding>
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/values/strings.xml">
       <provider selected="true" editor-type-id="text-editor">
@@ -2012,15 +1982,15 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_main.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-29.88889" vertical-offset="198" max-vertical-offset="1305">
           <caret line="67" column="13" selection-start-line="67" selection-start-column="5" selection-end-line="67" selection-end-column="13" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/values/colors.xml">
       <provider selected="true" editor-type-id="text-editor">
@@ -2041,9 +2011,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-4.6153846" vertical-offset="1200" max-vertical-offset="1710">
           <caret line="88" column="78" selection-start-line="88" selection-start-column="70" selection-end-line="88" selection-end-column="78" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
         </state>
       </provider>
     </entry>
@@ -2051,7 +2018,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="690" max-vertical-offset="1125">
           <caret line="46" column="33" selection-start-line="46" selection-start-column="30" selection-end-line="46" selection-end-column="33" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -2059,7 +2025,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-3.4615386" vertical-offset="0" max-vertical-offset="1995">
           <caret line="23" column="64" selection-start-line="23" selection-start-column="4" selection-end-line="23" selection-end-column="64" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -2075,9 +2040,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="42.115383" vertical-offset="2760" max-vertical-offset="3750">
           <caret line="114" column="18" selection-start-line="114" selection-start-column="18" selection-end-line="114" selection-end-column="18" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
         </state>
       </provider>
     </entry>
@@ -2095,29 +2057,20 @@
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/listitem_download_mmls.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="-11.222222" vertical-offset="27" max-vertical-offset="480">
           <caret line="22" column="55" selection-start-line="22" selection-start-column="25" selection-end-line="22" selection-end-column="55" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/helper/DownloadCompleteEvent.java">
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="195">
           <caret line="5" column="36" selection-start-line="5" selection-start-column="36" selection-end-line="5" selection-end-column="36" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/data/MMUDbHelper.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="0.0" vertical-offset="165" max-vertical-offset="1365">
-          <caret line="26" column="66" selection-start-line="26" selection-start-column="66" selection-end-line="26" selection-end-column="66" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -2125,7 +2078,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="195">
           <caret line="5" column="30" selection-start-line="5" selection-start-column="30" selection-end-line="5" selection-end-column="30" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -2133,7 +2085,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="195">
           <caret line="5" column="24" selection-start-line="5" selection-start-column="24" selection-end-line="5" selection-end-column="24" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -2149,9 +2100,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="795" max-vertical-offset="1230">
           <caret line="42" column="16" selection-start-line="42" selection-start-column="16" selection-end-line="42" selection-end-column="16" />
-          <folding>
-            <element signature="e#2740#2756#0" expanded="true" />
-          </folding>
         </state>
       </provider>
     </entry>
@@ -2159,10 +2107,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="945" max-vertical-offset="1410">
           <caret line="71" column="0" selection-start-line="71" selection-start-column="0" selection-end-line="71" selection-end-column="0" />
-          <folding>
-            <element signature="imports" expanded="true" />
-            <element signature="e#1219#1235#0" expanded="true" />
-          </folding>
         </state>
       </provider>
     </entry>
@@ -2170,7 +2114,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="195">
           <caret line="5" column="27" selection-start-line="5" selection-start-column="27" selection-end-line="5" selection-end-column="27" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -2186,9 +2129,7 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="30" max-vertical-offset="480">
           <caret line="10" column="13" selection-start-line="10" selection-start-column="13" selection-end-line="10" selection-end-column="13" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+          <folding />
         </state>
       </provider>
     </entry>
@@ -2196,9 +2137,7 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="30" max-vertical-offset="1515">
           <caret line="23" column="5" selection-start-line="23" selection-start-column="5" selection-end-line="23" selection-end-column="5" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+          <folding />
         </state>
       </provider>
     </entry>
@@ -2214,72 +2153,66 @@
       <provider selected="true" editor-type-id="text-editor">
         <state vertical-scroll-proportion="0.0" vertical-offset="445" max-vertical-offset="1110">
           <caret line="66" column="5" selection-start-line="66" selection-start-column="5" selection-end-line="66" selection-end-column="5" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+          <folding />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSFragment.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="-136.61539" vertical-offset="828" max-vertical-offset="6420">
+        <state vertical-scroll-proportion="0.0" vertical-offset="4485" max-vertical-offset="6525">
           <caret line="299" column="77" selection-start-line="299" selection-start-column="70" selection-end-line="299" selection-end-column="77" />
-          <folding>
-            <element signature="imports" expanded="true" />
-            <element signature="e#21086#21102#0" expanded="true" />
-          </folding>
+          <folding />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/DownloadActivity.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="-63.23077" vertical-offset="771" max-vertical-offset="5655">
+        <state vertical-scroll-proportion="0.0" vertical-offset="2445" max-vertical-offset="5700">
           <caret line="163" column="42" selection-start-line="163" selection-start-column="42" selection-end-line="163" selection-end-column="42" />
-          <folding>
-            <element signature="imports" expanded="true" />
-            <element signature="e#15471#15654#0" expanded="true" />
-            <element signature="e#15635#15636#0" expanded="true" />
-          </folding>
+          <folding />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/fragment_mml.xml">
+      <provider editor-type-id="android-designer">
+        <state />
+      </provider>
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="-4.0" vertical-offset="12" max-vertical-offset="420">
+        <state vertical-scroll-proportion="0.0" vertical-offset="12" max-vertical-offset="420">
           <caret line="8" column="37" selection-start-line="8" selection-start-column="37" selection-end-line="8" selection-end-column="37" />
           <folding />
         </state>
       </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_mmls.xml">
       <provider editor-type-id="android-designer">
         <state />
       </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/app/src/main/res/layout/activity_mmls.xml">
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="-14.111111" vertical-offset="219" max-vertical-offset="1065">
+        <state vertical-scroll-proportion="0.0" vertical-offset="219" max-vertical-offset="1065">
           <caret line="40" column="19" selection-start-line="40" selection-start-column="19" selection-end-line="40" selection-end-column="19" />
           <folding />
         </state>
       </provider>
-      <provider editor-type-id="android-designer">
-        <state />
-      </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="1.2424242" vertical-offset="843" max-vertical-offset="3165">
-          <caret line="89" column="37" selection-start-line="89" selection-start-column="37" selection-end-line="89" selection-end-column="37" />
+        <state vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="2580">
+          <caret line="85" column="5" selection-start-line="85" selection-start-column="5" selection-end-line="85" selection-end-column="5" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#2300#2634#0" expanded="true" />
-            <element signature="e#2623#2624#0" expanded="true" />
-            <element signature="e#6759#6793#0" expanded="true" />
-            <element signature="e#6937#6971#0" expanded="true" />
-            <element signature="e#7115#7149#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/app/src/main/java/com/github/hiiyl/mmuhub/data/MMUDbHelper.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="-1.3103448" vertical-offset="825" max-vertical-offset="1260">
+          <caret line="26" column="66" selection-start-line="26" selection-start-column="66" selection-end-line="26" selection-end-column="66" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
   </component>
 </project>
 
diff --git a/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java b/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java
index 443865b..3c0722e 100644
--- a/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java
+++ b/app/src/main/java/com/github/hiiyl/mmuhub/MMLSActivity.java
@@ -83,42 +83,6 @@ public void onClick(View v) {
         }else {
             MMUSyncAdapter.initializeSyncAdapter(this);
         }
-
-
-        mViewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
-            @Override
-            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
-
-            }
-
-            @Override
-            public void onPageSelected(int position) {
-                if(subjectHasFiles(position))
-                    mDownloadButton.show();
-                else
-                    mDownloadButton.hide();
-            }
-
-            @Override
-            public void onPageScrollStateChanged(int state) {
-
-            }
-        });
-    }
-    private boolean subjectHasFiles(int position) {
-        String pos = Integer.toString(position + 1);
-        boolean hasFiles;
-        Cursor cursor = MySingleton.getInstance(MMLSActivity.this).getDatabase().query(MMUContract.FilesEntry.TABLE_NAME, null,
-                MMUContract.FilesEntry.COLUMN_SUBJECT_KEY + " = ? ",
-                new String[] {pos}, null, null, null);
-        if(cursor.moveToFirst()) {
-            hasFiles = true;
-        }else {
-            hasFiles = false;
-        }
-        cursor.close();
-        return hasFiles;
-
     }
 
 
diff --git a/app/src/main/res/drawable/ic_cancel_black_24dp.png b/app/src/main/res/drawable/ic_cancel_black_24dp.png
deleted file mode 100755
index e8f8a33ebcaaf49d91181e6e614972b92138a9fe..0000000000000000000000000000000000000000
GIT binary patch
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