Apply IMMERSIVE mode to gallery (works only in Android 4.4)

[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / preview / PreviewImageActivity.java

diff --git a/src/com/owncloud/android/ui/preview/PreviewImageActivity.java b/src/com/owncloud/android/ui/preview/PreviewImageActivity.java
index 82d2476..86df4e3 100644 (file)
--- a/src/com/owncloud/android/ui/preview/PreviewImageActivity.java
+++ b/src/com/owncloud/android/ui/preview/PreviewImageActivity.java
@@ -16,6 +16,7 @@
  */
 package com.owncloud.android.ui.preview;
 
  */
 package com.owncloud.android.ui.preview;
 

+import android.annotation.SuppressLint;

 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;


@@ -23,39 +24,36 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.ServiceConnection;
 import android.content.SharedPreferences;
 import android.content.IntentFilter;
 import android.content.ServiceConnection;
 import android.content.SharedPreferences;

-import android.content.res.Configuration;

 import android.os.Bundle;
 import android.os.Bundle;

+import android.os.Handler;

 import android.os.IBinder;
 import android.os.IBinder;

+import android.os.Message;

 import android.preference.PreferenceManager;
 import android.preference.PreferenceManager;

-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentTransaction;

 import android.support.v4.view.ViewPager;
 import android.support.v4.view.ViewPager;

-import android.view.MotionEvent;

 import android.view.View;
 import android.view.View;

-import android.view.View.OnTouchListener;

 
 import com.actionbarsherlock.app.ActionBar;
 import com.actionbarsherlock.view.MenuItem;
 import com.actionbarsherlock.view.Window;
 
 import com.actionbarsherlock.app.ActionBar;
 import com.actionbarsherlock.view.MenuItem;
 import com.actionbarsherlock.view.Window;

+import com.ortiz.touch.ExtendedViewPager;

 import com.owncloud.android.R;
 import com.owncloud.android.authentication.AccountUtils;
 import com.owncloud.android.datamodel.FileDataStorageManager;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.files.services.FileDownloader;
 import com.owncloud.android.R;
 import com.owncloud.android.authentication.AccountUtils;
 import com.owncloud.android.datamodel.FileDataStorageManager;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.files.services.FileDownloader;

-import com.owncloud.android.files.services.FileUploader;

 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;

+import com.owncloud.android.files.services.FileUploader;

 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
 import com.owncloud.android.lib.common.operations.RemoteOperation;
 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
 import com.owncloud.android.operations.CreateShareOperation;
 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
 import com.owncloud.android.lib.common.operations.RemoteOperation;
 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
 import com.owncloud.android.operations.CreateShareOperation;

+import com.owncloud.android.operations.RemoveFileOperation;

 import com.owncloud.android.operations.UnshareLinkOperation;
 import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.ui.activity.FileDisplayActivity;
 import com.owncloud.android.ui.activity.PinCodeActivity;
 import com.owncloud.android.operations.UnshareLinkOperation;
 import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.ui.activity.FileDisplayActivity;
 import com.owncloud.android.ui.activity.PinCodeActivity;

-import com.owncloud.android.ui.dialog.LoadingDialog;

 import com.owncloud.android.ui.fragment.FileFragment;
 import com.owncloud.android.utils.DisplayUtils;
 import com.owncloud.android.utils.Log_OC;
 import com.owncloud.android.ui.fragment.FileFragment;
 import com.owncloud.android.utils.DisplayUtils;
 import com.owncloud.android.utils.Log_OC;


@@ -66,7 +64,9 @@ import com.owncloud.android.utils.Log_OC;
  *  
  *  @author David A. Velasco
  */
  *  
  *  @author David A. Velasco
  */

-public class PreviewImageActivity extends FileActivity implements FileFragment.ContainerActivity, ViewPager.OnPageChangeListener, OnTouchListener , OnRemoteOperationListener{
+public class PreviewImageActivity extends FileActivity implements 
+ FileFragment.ContainerActivity,
+ViewPager.OnPageChangeListener, OnRemoteOperationListener {

     
     public static final int DIALOG_SHORT_WAIT = 0;
 
     
     public static final int DIALOG_SHORT_WAIT = 0;
 


@@ -74,21 +74,19 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
     
     public static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
     private static final String KEY_WAITING_FOR_BINDER = "WAITING_FOR_BINDER";
     
     public static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
     private static final String KEY_WAITING_FOR_BINDER = "WAITING_FOR_BINDER";

-    
-    private static final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
-    
-    private ViewPager mViewPager; 
+
+    private static final int INITIAL_HIDE_DELAY = 0; // immediate hide
+
+    private ExtendedViewPager mViewPager;

     private PreviewImagePagerAdapter mPreviewImagePagerAdapter;    
     
     private PreviewImagePagerAdapter mPreviewImagePagerAdapter;    
     

-    private FileDownloaderBinder mDownloaderBinder = null;
-    private ServiceConnection mDownloadConnection, mUploadConnection = null;
-    private FileUploaderBinder mUploaderBinder = null;
-

     private boolean mRequestWaitingForBinder;
     
     private DownloadFinishReceiver mDownloadFinishReceiver;
 
     private boolean mRequestWaitingForBinder;
     
     private DownloadFinishReceiver mDownloadFinishReceiver;
 

-    private boolean mFullScreen;
+    //private boolean mFullScreen;
+    
+    private View mFullScreenAnchorView;

     
     
     @Override
     
     
     @Override


@@ -108,7 +106,26 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
             requestPinCode();
         }         
         
             requestPinCode();
         }         
         

-        mFullScreen = true;
+        //mFullScreen = true;
+        mFullScreenAnchorView = getWindow().getDecorView(); 
+        // to keep our UI controls visibility in line with system bars visibility
+        mFullScreenAnchorView.setOnSystemUiVisibilityChangeListener(
+            new View.OnSystemUiVisibilityChangeListener() {
+                @SuppressLint("InlinedApi")
+                               @Override
+                public void onSystemUiVisibilityChange(int flags)   {
+                    boolean visible = (flags &
+                        View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0;
+                    ActionBar actionBar = getSupportActionBar();
+                    if (visible) {
+                        actionBar.show();
+                    } else {
+                        actionBar.hide();
+                    }
+                }
+            }
+        );
+            

         if (savedInstanceState != null) {
             mRequestWaitingForBinder = savedInstanceState.getBoolean(KEY_WAITING_FOR_BINDER);
         } else {
         if (savedInstanceState != null) {
             mRequestWaitingForBinder = savedInstanceState.getBoolean(KEY_WAITING_FOR_BINDER);
         } else {


@@ -126,7 +143,7 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
             parentFolder = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
         }
         mPreviewImagePagerAdapter = new PreviewImagePagerAdapter(getSupportFragmentManager(), parentFolder, getAccount(), getStorageManager());
             parentFolder = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
         }
         mPreviewImagePagerAdapter = new PreviewImagePagerAdapter(getSupportFragmentManager(), parentFolder, getAccount(), getStorageManager());

-        mViewPager = (ViewPager) findViewById(R.id.fragmentPager);
+        mViewPager = (ExtendedViewPager) findViewById(R.id.fragmentPager);

         int position = mPreviewImagePagerAdapter.getFilePosition(getFile());
         position = (position >= 0) ? position : 0;
         mViewPager.setAdapter(mPreviewImagePagerAdapter); 
         int position = mPreviewImagePagerAdapter.getFilePosition(getFile());
         position = (position >= 0) ? position : 0;
         mViewPager.setAdapter(mPreviewImagePagerAdapter); 


@@ -139,13 +156,50 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
     }
     
     
     }
     
     

+    protected void onPostCreate(Bundle savedInstanceState)  {
+        super.onPostCreate(savedInstanceState);
+        
+        // Trigger the initial hide() shortly after the activity has been 
+        // created, to briefly hint to the user that UI controls 
+        // are available
+        delayedHide(INITIAL_HIDE_DELAY);
+        
+    }
+    
+    Handler mHideSystemUiHandler = new Handler() {
+        @Override
+        public void handleMessage(Message msg) {
+            hideSystemUI(mFullScreenAnchorView);
+            getSupportActionBar().hide();
+        }
+    };
+    
+    private void delayedHide(int delayMillis)   {
+        mHideSystemUiHandler.removeMessages(0);
+        mHideSystemUiHandler.sendEmptyMessageDelayed(0, delayMillis);
+    }
+    
+    
+    /// handle Window Focus changes
+    @Override
+    public void onWindowFocusChanged(boolean hasFocus) {
+        super.onWindowFocusChanged(hasFocus);
+        
+        // When the window loses focus (e.g. the action overflow is shown),
+        // cancel any pending hide action. When the window gains focus,
+        // hide the system UI.
+        if (hasFocus) {
+            delayedHide(INITIAL_HIDE_DELAY);
+        } else {
+            mHideSystemUiHandler.removeMessages(0);
+        }
+    }
+    
+    
+    

     @Override
     public void onStart() {
         super.onStart();
     @Override
     public void onStart() {
         super.onStart();

-        mDownloadConnection = new PreviewImageServiceConnection();
-        bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
-        mUploadConnection = new PreviewImageServiceConnection();
-        bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);

     }
     
     @Override
     }
     
     @Override


@@ -164,6 +218,8 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
         } else if (operation instanceof UnshareLinkOperation) {
             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
             
         } else if (operation instanceof UnshareLinkOperation) {
             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
             

+        } else if (operation instanceof RemoveFileOperation) {
+            finish();

         }
     }
     
         }
     }
     


@@ -190,7 +246,12 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
             invalidateOptionsMenu();
         }
     }
             invalidateOptionsMenu();
         }
     }

-    
+
+    @Override
+    protected ServiceConnection newTransferenceServiceConnection() {
+        return new PreviewImageServiceConnection();
+    }
+

     /** Defines callbacks for service binding, passed to bindService() */
     private class PreviewImageServiceConnection implements ServiceConnection {
 
     /** Defines callbacks for service binding, passed to bindService() */
     private class PreviewImageServiceConnection implements ServiceConnection {
 


@@ -230,14 +291,6 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
     @Override
     public void onStop() {
         super.onStop();
     @Override
     public void onStop() {
         super.onStop();

-        if (mDownloadConnection != null) {
-            unbindService(mDownloadConnection);
-            mDownloadConnection = null;
-        }
-        if (mUploadConnection != null) {
-            unbindService(mUploadConnection);
-            mUploadConnection = null;
-        }

     }
     
     
     }
     
     


@@ -247,11 +300,6 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
     }
     
     @Override
     }
     
     @Override

-    public void onConfigurationChanged(Configuration newConfig) {
-        super.onConfigurationChanged(newConfig);
-    }
-    
-    @Override

     public boolean onOptionsItemSelected(MenuItem item) {
         boolean returnValue = false;
         
     public boolean onOptionsItemSelected(MenuItem item) {
         boolean returnValue = false;
         


@@ -287,9 +335,9 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
     
     @Override
     public void onPause() {
     
     @Override
     public void onPause() {

-        super.onPause();

         unregisterReceiver(mDownloadFinishReceiver);
         mDownloadFinishReceiver = null;
         unregisterReceiver(mDownloadFinishReceiver);
         mDownloadFinishReceiver = null;

+        super.onPause();

     }
     
 
     }
     
 


@@ -297,53 +345,6 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
         finish();
     }
     
         finish();
     }
     

-    /**
-     * Show loading dialog 
-     */
-    public void showLoadingDialog() {
-        // Construct dialog
-        LoadingDialog loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
-        FragmentManager fm = getSupportFragmentManager();
-        FragmentTransaction ft = fm.beginTransaction();
-        loading.show(ft, DIALOG_WAIT_TAG);
-        
-    }
-    
-    /**
-     * Dismiss loading dialog
-     */
-    public void dismissLoadingDialog(){
-        Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
-      if (frag != null) {
-          LoadingDialog loading = (LoadingDialog) frag;
-            loading.dismiss();
-        }
-    }
-    
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public void onFileStateChanged() {
-        // nothing to do here!
-    }
-
-    
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public FileDownloaderBinder getFileDownloaderBinder() {
-        return mDownloaderBinder;
-    }
-
-
-    @Override
-    public FileUploaderBinder getFileUploaderBinder() {
-        return mUploaderBinder;
-    }
-
-

     @Override
     public void showDetails(OCFile file) {
         Intent showDetailsIntent = new Intent(this, FileDisplayActivity.class);
     @Override
     public void showDetails(OCFile file) {
         Intent showDetailsIntent = new Intent(this, FileDisplayActivity.class);


@@ -387,7 +388,11 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
                     requestForDownload(currentFile);
                 }
             }
                     requestForDownload(currentFile);
                 }
             }

+
+            // Call to reset image zoom to initial state
+            ((PreviewImagePagerAdapter) mViewPager.getAdapter()).resetZoom();

         }
         }

+

     }
     
     /**
     }
     
     /**


@@ -453,18 +458,23 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
 
     }
 
 
     }
 

-
-    @Override
-    public boolean onTouch(View v, MotionEvent event) {
-        if (event.getAction() == MotionEvent.ACTION_UP) {
-           toggleFullScreen();
+    @SuppressLint("InlinedApi")
+       public void toggleFullScreen() {
+        //ActionBar actionBar = getSupportActionBar();
+        
+        boolean visible = (
+                mFullScreenAnchorView.getSystemUiVisibility() 
+                & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+            ) == 0;
+        
+        if (visible) {
+            hideSystemUI(mFullScreenAnchorView);
+            //actionBar.hide(); // propagated through OnSystemUiVisibilityChangeListener()
+        } else {
+            showSystemUI(mFullScreenAnchorView);
+            //actionBar.show(); // propagated through OnSystemUiVisibilityChangeListener()

         }
         }

-        return true;
-    }
-
-    
-    private void toggleFullScreen() {
-        ActionBar actionBar = getSupportActionBar();
+        /*

         if (mFullScreen) {
             actionBar.show();
             
         if (mFullScreen) {
             actionBar.show();
             


@@ -473,6 +483,7 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
             
         }
         mFullScreen = !mFullScreen;
             
         }
         mFullScreen = !mFullScreen;

+        */

     }
 
     @Override
     }
 
     @Override


@@ -522,4 +533,40 @@ public class PreviewImageActivity extends FileActivity implements FileFragment.C
         }
     }
 
         }
     }
 

+    @Override
+    public void onBrowsedDownTo(OCFile folder) {
+        // TODO Auto-generated method stub
+        
+    }
+
+    @Override
+    public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
+        // TODO Auto-generated method stub
+        
+    }
+    
+    
+    @SuppressLint("InlinedApi")
+       private void hideSystemUI(View anchorView) {
+        anchorView.setSystemUiVisibility(
+                View.SYSTEM_UI_FLAG_HIDE_NAVIGATION         // hides NAVIGATION BAR; Android >= 4.0
+            |   View.SYSTEM_UI_FLAG_FULLSCREEN              // hides STATUS BAR;     Android >= 4.1
+            |   View.SYSTEM_UI_FLAG_IMMERSIVE               // stays interactive;    Android >= 4.4
+            |   View.SYSTEM_UI_FLAG_LAYOUT_STABLE           // draw full window;     Android >= 4.1
+            |   View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN       // draw full window;     Android >= 4.1
+            |   View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION  // draw full window;     Android >= 4.1
+        );
+    }
+    
+    @SuppressLint("InlinedApi")
+    private void showSystemUI(View anchorView) {
+        anchorView.setSystemUiVisibility(
+                View.SYSTEM_UI_FLAG_LAYOUT_STABLE           // draw full window;     Android >= 4.1
+            |   View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN       // draw full window;     Android >= 4.1
+            |   View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION  // draw full window;     Android >= 4.1
+        );
+    }
+    
+    
+

 }
 }