improved in_reply_to information for quote status

optimized some bitmaps

twidere.component.common/src/main/java/org/mariotaku/twidere/TwidereConstants.java

@@ -45,6 +45,7 @@ public interface TwidereConstants extends SharedPreferenceConstants, IntentConst
     public static final String SILENT_NOTIFICATIONS_PREFERENCE_NAME = "silent_notifications";
     public static final String TIMELINE_POSITIONS_PREFERENCES_NAME = "timeline_positions";
     public static final String ACCOUNT_PREFERENCES_NAME_PREFIX = "account_preferences_";
+    public static final String KEYBOARD_SHORTCUTS_PREFERENCES_NAME = "keyboard_shortcuts_preferences";
 
     public static final String TWITTER_CONSUMER_KEY = "uAFVpMhBntJutfVj6abfA";
     public static final String TWITTER_CONSUMER_SECRET = "JARXkJTfxo0F8MyctYy9bUmrLISjo8vXAHsZHYuk2E";

twidere.component.common/src/main/java/org/mariotaku/twidere/constant/IntentConstants.java

@@ -25,6 +25,7 @@ public interface IntentConstants {
 
     public static final String INTENT_ACTION_HOME = INTENT_PACKAGE_PREFIX + "HOME";
     public static final String INTENT_ACTION_COMPOSE = INTENT_PACKAGE_PREFIX + "COMPOSE";
+    public static final String INTENT_ACTION_QUICK_SEARCH = INTENT_PACKAGE_PREFIX + "QUICK_SEARCH";
     public static final String INTENT_ACTION_REPLY = INTENT_PACKAGE_PREFIX + "REPLY";
     public static final String INTENT_ACTION_QUOTE = INTENT_PACKAGE_PREFIX + "QUOTE";
     public static final String INTENT_ACTION_EDIT_DRAFT = INTENT_PACKAGE_PREFIX + "EDIT_DRAFT";

twidere.component.common/src/main/java/org/mariotaku/twidere/model/ParcelableStatus.java

@@ -401,10 +401,10 @@ public class ParcelableStatus implements TwidereParcelable, Comparable<Parcelabl
         favorite_count = status.getFavoriteCount();
         reply_count = status.getReplyCount();
         descendent_reply_count = status.getDescendentReplyCount();
-        in_reply_to_name = TwitterContentUtils.getInReplyToName(status);
-        in_reply_to_screen_name = status.getInReplyToScreenName();
-        in_reply_to_status_id = status.getInReplyToStatusId();
-        in_reply_to_user_id = status.getInReplyToUserId();
+        in_reply_to_name = TwitterContentUtils.getInReplyToName(retweeted != null ? retweeted : orig);
+        in_reply_to_screen_name = (retweeted != null ? retweeted : orig).getInReplyToScreenName();
+        in_reply_to_status_id = (retweeted != null ? retweeted : orig).getInReplyToStatusId();
+        in_reply_to_user_id = (retweeted != null ? retweeted : orig).getInReplyToUserId();
         source = status.getSource();
         location = ParcelableLocation.fromGeoLocation(status.getGeoLocation());
         is_favorite = status.isFavorited();

twidere.component.common/src/main/java/org/mariotaku/twidere/util/ContentValuesCreator.java

@@ -355,6 +355,17 @@ public final class ContentValuesCreator implements TwidereConstants {
             values.put(Statuses.MY_RETWEET_ID, orig.getCurrentUserRetweet());
             status = orig;
         }
+        if (orig.isRetweet()) {
+            values.put(Statuses.IN_REPLY_TO_STATUS_ID, status.getInReplyToStatusId());
+            values.put(Statuses.IN_REPLY_TO_USER_ID, status.getInReplyToUserId());
+            values.put(Statuses.IN_REPLY_TO_USER_NAME, TwitterContentUtils.getInReplyToName(status));
+            values.put(Statuses.IN_REPLY_TO_USER_SCREEN_NAME, status.getInReplyToScreenName());
+        } else {
+            values.put(Statuses.IN_REPLY_TO_STATUS_ID, orig.getInReplyToStatusId());
+            values.put(Statuses.IN_REPLY_TO_USER_ID, orig.getInReplyToUserId());
+            values.put(Statuses.IN_REPLY_TO_USER_NAME, TwitterContentUtils.getInReplyToName(orig));
+            values.put(Statuses.IN_REPLY_TO_USER_SCREEN_NAME, orig.getInReplyToScreenName());
+        }
         final User user = status.getUser();
         final long userId = user.getId();
         final String profileImageUrl = (user.getProfileImageUrlHttps());
@@ -374,10 +385,6 @@ public final class ContentValuesCreator implements TwidereConstants {
         values.put(Statuses.REPLY_COUNT, status.getReplyCount());
         values.put(Statuses.FAVORITE_COUNT, status.getFavoriteCount());
         values.put(Statuses.DESCENDENT_REPLY_COUNT, status.getDescendentReplyCount());
-        values.put(Statuses.IN_REPLY_TO_STATUS_ID, status.getInReplyToStatusId());
-        values.put(Statuses.IN_REPLY_TO_USER_ID, status.getInReplyToUserId());
-        values.put(Statuses.IN_REPLY_TO_USER_NAME, TwitterContentUtils.getInReplyToName(status));
-        values.put(Statuses.IN_REPLY_TO_USER_SCREEN_NAME, status.getInReplyToScreenName());
         values.put(Statuses.SOURCE, status.getSource());
         values.put(Statuses.IS_POSSIBLY_SENSITIVE, status.isPossiblySensitive());
         final GeoLocation location = status.getGeoLocation();

twidere/src/main/java/org/mariotaku/twidere/activity/support/BaseActionBarActivity.java

@@ -23,6 +23,8 @@ import android.annotation.SuppressLint;
 import android.content.Intent;
 import android.graphics.Rect;
 import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.view.KeyEvent;
 import android.view.MenuItem;
 
 import org.mariotaku.twidere.Constants;
@@ -31,6 +33,7 @@ import org.mariotaku.twidere.app.TwidereApplication;
 import org.mariotaku.twidere.fragment.iface.IBaseFragment.SystemWindowsInsetsCallback;
 import org.mariotaku.twidere.fragment.iface.IBasePullToRefreshFragment;
 import org.mariotaku.twidere.util.AsyncTwitterWrapper;
+import org.mariotaku.twidere.util.KeyboardShortcutsHandler;
 import org.mariotaku.twidere.util.MessagesManager;
 import org.mariotaku.twidere.util.ThemeUtils;
 import org.mariotaku.twidere.view.iface.IExtendedView.OnFitSystemWindowsListener;
@@ -50,6 +53,13 @@ public class BaseActionBarActivity extends ThemedActionBarActivity implements Co
         return getTwidereApplication() != null ? getTwidereApplication().getMessagesManager() : null;
     }
 
+    @Override
+    public boolean getSystemWindowsInsets(Rect insets) {
+        if (mSystemWindowsInsets == null) return false;
+        insets.set(mSystemWindowsInsets);
+        return true;
+    }
+
     @Override
     public int getThemeColor() {
         return ThemeUtils.getUserAccentColor(this);
@@ -76,6 +86,18 @@ public class BaseActionBarActivity extends ThemedActionBarActivity implements Co
         return mIsVisible;
     }
 
+    @Override
+    public void onFitSystemWindows(Rect insets) {
+        mSystemWindowsInsets = new Rect(insets);
+        notifyControlBarOffsetChanged();
+    }
+
+    @Override
+    public boolean onKeyUp(int keyCode, @NonNull KeyEvent event) {
+        if (handleKeyboardShortcut(keyCode, event)) return true;
+        return super.onKeyUp(keyCode, event);
+    }
+
     @Override
     public boolean onOptionsItemSelected(final MenuItem item) {
         switch (item.getItemId()) {
@@ -92,15 +114,14 @@ public class BaseActionBarActivity extends ThemedActionBarActivity implements Co
         super.startActivity(intent);
     }
 
-    @Override
-    public void startActivityForResult(final Intent intent, final int requestCode) {
-        super.startActivityForResult(intent, requestCode);
-    }
-
     protected IBasePullToRefreshFragment getCurrentPullToRefreshFragment() {
         return null;
     }
 
+    protected boolean handleKeyboardShortcut(int keyCode,@NonNull KeyEvent event) {
+        return false;
+    }
+
     protected boolean isStateSaved() {
         return mInstanceStateSaved;
     }
@@ -110,25 +131,6 @@ public class BaseActionBarActivity extends ThemedActionBarActivity implements Co
         super.onCreate(savedInstanceState);
     }
 
-    @Override
-    protected void onPause() {
-        mIsOnTop = false;
-        super.onPause();
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        mInstanceStateSaved = false;
-        mIsOnTop = true;
-    }
-
-    @Override
-    protected void onSaveInstanceState(final Bundle outState) {
-        mInstanceStateSaved = true;
-        super.onSaveInstanceState(outState);
-    }
-
     @Override
     protected void onStart() {
         super.onStart();
@@ -139,6 +141,30 @@ public class BaseActionBarActivity extends ThemedActionBarActivity implements Co
         }
     }
 
+    @Override
+    protected void onResume() {
+        super.onResume();
+        mInstanceStateSaved = false;
+        mIsOnTop = true;
+    }
+
+    @Override
+    protected void onPause() {
+        mIsOnTop = false;
+        super.onPause();
+    }
+
+    @Override
+    protected void onSaveInstanceState(final Bundle outState) {
+        mInstanceStateSaved = true;
+        super.onSaveInstanceState(outState);
+    }
+
+    @Override
+    public void startActivityForResult(final Intent intent, final int requestCode) {
+        super.startActivityForResult(intent, requestCode);
+    }
+
     @Override
     protected void onStop() {
         mIsVisible = false;
@@ -149,20 +175,6 @@ public class BaseActionBarActivity extends ThemedActionBarActivity implements Co
         super.onStop();
     }
 
-
-    @Override
-    public boolean getSystemWindowsInsets(Rect insets) {
-        if (mSystemWindowsInsets == null) return false;
-        insets.set(mSystemWindowsInsets);
-        return true;
-    }
-
-    @Override
-    public void onFitSystemWindows(Rect insets) {
-        mSystemWindowsInsets = new Rect(insets);
-        notifyControlBarOffsetChanged();
-    }
-
     @Override
     public void setControlBarOffset(float offset) {
 

twidere/src/main/java/org/mariotaku/twidere/activity/support/DraftsActivity.java

@@ -50,7 +50,9 @@ import android.view.View;
 import android.widget.AbsListView.MultiChoiceModeListener;
 import android.widget.AdapterView;
 import android.widget.AdapterView.OnItemClickListener;
+import android.widget.ImageView;
 import android.widget.ListView;
+import android.widget.TextView;
 
 import org.mariotaku.querybuilder.Columns.Column;
 import org.mariotaku.querybuilder.Expression;
@@ -80,11 +82,27 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
     private SharedPreferences mPreferences;
 
     private DraftsAdapter mAdapter;
-    private ListView mListView;
 
+    private ListView mListView;
+    private View mEmptyView;
+    private TextView mEmptyText;
+    private ImageView mEmptyIcon;
+    private View mListContainer, mProgressContainer;
 
     private float mTextSize;
 
+    @Override
+    public boolean onCreateActionMode(final ActionMode mode, final Menu menu) {
+        getMenuInflater().inflate(R.menu.action_multi_select_drafts, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onPrepareActionMode(final ActionMode mode, final Menu menu) {
+        updateTitle(mode);
+        return true;
+    }
+
     @Override
     public boolean onActionItemClicked(final ActionMode mode, final MenuItem item) {
         switch (item.getItemId()) {
@@ -123,9 +141,8 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
     }
 
     @Override
-    public boolean onCreateActionMode(final ActionMode mode, final Menu menu) {
-        getMenuInflater().inflate(R.menu.action_multi_select_drafts, menu);
-        return true;
+    public void onDestroyActionMode(final ActionMode mode) {
+
     }
 
     @Override
@@ -137,8 +154,14 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
     }
 
     @Override
-    public void onDestroyActionMode(final ActionMode mode) {
+    public void onLoadFinished(final Loader<Cursor> loader, final Cursor cursor) {
+        mAdapter.swapCursor(cursor);
+        setListShown(true);
+    }
 
+    @Override
+    public void onLoaderReset(final Loader<Cursor> loader) {
+        mAdapter.swapCursor(null);
     }
 
     @Override
@@ -157,16 +180,6 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
         }
     }
 
-    @Override
-    public void onLoaderReset(final Loader<Cursor> loader) {
-        mAdapter.swapCursor(null);
-    }
-
-    @Override
-    public void onLoadFinished(final Loader<Cursor> loader, final Cursor cursor) {
-        mAdapter.swapCursor(cursor);
-    }
-
     @Override
     public boolean onOptionsItemSelected(final MenuItem item) {
         switch (item.getItemId()) {
@@ -178,30 +191,27 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
         return super.onOptionsItemSelected(item);
     }
 
-    @Override
-    public boolean onPrepareActionMode(final ActionMode mode, final Menu menu) {
-        updateTitle(mode);
-        return true;
-    }
-
     @Override
     protected void onCreate(final Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         mResolver = getContentResolver();
         mPreferences = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
         mTextSize = mPreferences.getInt(KEY_TEXT_SIZE, getDefaultTextSize(this));
-        setContentView(R.layout.activity_drafts);
+        setContentView(R.layout.layout_list_with_empty_view);
         final ActionBar actionBar = getSupportActionBar();
         if (actionBar != null) {
             actionBar.setDisplayHomeAsUpEnabled(true);
         }
         mAdapter = new DraftsAdapter(this);
-        mListView = (ListView) findViewById(android.R.id.list);
         mListView.setAdapter(mAdapter);
+        mListView.setEmptyView(mEmptyView);
         mListView.setOnItemClickListener(this);
         mListView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE_MODAL);
         mListView.setMultiChoiceModeListener(this);
+        mEmptyIcon.setImageResource(R.drawable.ic_info_drafts);
+        mEmptyText.setText(R.string.drafts_hint_messages);
         getSupportLoaderManager().initLoader(0, null, this);
+        setListShown(false);
     }
 
     @Override
@@ -229,6 +239,22 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
         super.onStop();
     }
 
+    @Override
+    public void onSupportContentChanged() {
+        super.onSupportContentChanged();
+        mListView = (ListView) findViewById(android.R.id.list);
+        mEmptyView = findViewById(android.R.id.empty);
+        mEmptyText = (TextView) findViewById(R.id.empty_text);
+        mEmptyIcon = (ImageView) findViewById(R.id.empty_icon);
+        mProgressContainer = findViewById(R.id.progress_container);
+        mListContainer = findViewById(R.id.list_container);
+    }
+
+    public void setListShown(boolean listShown) {
+        mListContainer.setVisibility(listShown ? View.VISIBLE : View.GONE);
+        mProgressContainer.setVisibility(listShown ? View.GONE : View.VISIBLE);
+    }
+
     private void editDraft(final DraftItem draft) {
         final Intent intent = new Intent(INTENT_ACTION_EDIT_DRAFT);
         final Bundle bundle = new Bundle();
@@ -332,19 +358,6 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
             return resolver.delete(Drafts.CONTENT_URI, where.getSQL(), null);
         }
 
-        @Override
-        protected void onPostExecute(final Integer result) {
-            super.onPostExecute(result);
-            final Fragment f = mActivity.getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DELETING_DRAFTS);
-            if (f instanceof DialogFragment) {
-                ((DialogFragment) f).dismiss();
-            }
-            for (long id : mIds) {
-                final String tag = Uri.withAppendedPath(Drafts.CONTENT_URI, String.valueOf(id)).toString();
-                mNotificationManager.cancel(tag, NOTIFICATION_ID_DRAFTS);
-            }
-        }
-
         @Override
         protected void onPreExecute() {
             super.onPreExecute();
@@ -357,5 +370,18 @@ public class DraftsActivity extends BaseActionBarActivity implements LoaderCallb
                 }
             });
         }
+
+        @Override
+        protected void onPostExecute(final Integer result) {
+            super.onPostExecute(result);
+            final Fragment f = mActivity.getSupportFragmentManager().findFragmentByTag(FRAGMENT_TAG_DELETING_DRAFTS);
+            if (f instanceof DialogFragment) {
+                ((DialogFragment) f).dismiss();
+            }
+            for (long id : mIds) {
+                final String tag = Uri.withAppendedPath(Drafts.CONTENT_URI, String.valueOf(id)).toString();
+                mNotificationManager.cancel(tag, NOTIFICATION_ID_DRAFTS);
+            }
+        }
     }
 }

twidere/src/main/java/org/mariotaku/twidere/activity/support/HomeActivity.java

@@ -92,7 +92,7 @@ import org.mariotaku.twidere.util.AsyncTwitterWrapper;
 import org.mariotaku.twidere.util.ColorUtils;
 import org.mariotaku.twidere.util.CustomTabUtils;
 import org.mariotaku.twidere.util.FlymeUtils;
-import org.mariotaku.twidere.util.HotKeyHandler;
+import org.mariotaku.twidere.util.KeyboardShortcutsHandler;
 import org.mariotaku.twidere.util.MathUtils;
 import org.mariotaku.twidere.util.MultiSelectEventHandler;
 import org.mariotaku.twidere.util.ParseUtils;
@@ -149,8 +149,8 @@ public class HomeActivity extends BaseActionBarActivity implements OnClickListen
     private NotificationManager mNotificationManager;
 
     private MultiSelectEventHandler mMultiSelectHandler;
-    private HotKeyHandler mHotKeyHandler;
     private ReadStateManager mReadStateManager;
+    private KeyboardShortcutsHandler mKeyboardShortcutsHandler;
 
     private SupportTabsAdapter mPagerAdapter;
 
@@ -169,7 +169,6 @@ public class HomeActivity extends BaseActionBarActivity implements OnClickListen
     private UpdateUnreadCountTask mUpdateUnreadCountTask;
 
     private int mTabDisplayOption;
-    private float mPagerPosition;
     private Toolbar mActionBar;
 
     private OnSharedPreferenceChangeListener mReadStateChangeListener = new OnSharedPreferenceChangeListener() {
@@ -279,6 +278,12 @@ public class HomeActivity extends BaseActionBarActivity implements OnClickListen
         return null;
     }
 
+    @Override
+    protected boolean handleKeyboardShortcut(int keyCode, @NonNull KeyEvent event) {
+        mKeyboardShortcutsHandler.handleKey(null, keyCode, event);
+        return super.handleKeyboardShortcut(keyCode, event);
+    }
+
     /**
      * Called when the context is first created.
      */
@@ -299,7 +304,7 @@ public class HomeActivity extends BaseActionBarActivity implements OnClickListen
         mReadStateManager = TwidereApplication.getInstance(this).getReadStateManager();
         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
         mMultiSelectHandler = new MultiSelectEventHandler(this);
-        mHotKeyHandler = new HotKeyHandler(this);
+        mKeyboardShortcutsHandler = new KeyboardShortcutsHandler(this);
         mMultiSelectHandler.dispatchOnCreate();
         final long[] accountIds = getAccountIds(this);
         if (accountIds.length == 0) {
@@ -358,7 +363,6 @@ public class HomeActivity extends BaseActionBarActivity implements OnClickListen
                 openAccountsDrawer();
             }
         }
-        mPagerPosition = Float.NaN;
         setupHomeTabs();
 
         final int initialTabPosition = handleIntent(intent, savedInstanceState == null);
@@ -491,9 +495,6 @@ public class HomeActivity extends BaseActionBarActivity implements OnClickListen
                 }
                 break;
             }
-            default: {
-                if (mHotKeyHandler.handleKey(keyCode, event)) return true;
-            }
         }
         return super.onKeyUp(keyCode, event);
     }

twidere/src/main/java/org/mariotaku/twidere/fragment/CustomTabsFragment.java

@@ -224,7 +224,7 @@ public class CustomTabsFragment extends BaseFragment implements LoaderCallbacks<
 
     @Override
     public View onCreateView(final LayoutInflater inflater, final ViewGroup container, final Bundle savedInstanceState) {
-        return inflater.inflate(R.layout.fragment_list_with_empty_view, container, false);
+        return inflater.inflate(R.layout.layout_draggable_list_with_empty_view, container, false);
     }
 
     @Override

twidere/src/main/java/org/mariotaku/twidere/fragment/KeyboardShortcutsFragment.java

@@ -0,0 +1,26 @@
+/*
+ * Twidere - Twitter client for Android
+ *
+ *  Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.mariotaku.twidere.fragment;
+
+/**
+ * Created by mariotaku on 15/4/10.
+ */
+public class KeyboardShortcutsFragment extends BaseListFragment {
+}

twidere/src/main/java/org/mariotaku/twidere/fragment/support/AccountsManagerFragment.java

@@ -227,7 +227,7 @@ public class AccountsManagerFragment extends BaseSupportFragment implements Load
 
     @Override
     public View onCreateView(final LayoutInflater inflater, final ViewGroup container, final Bundle savedInstanceState) {
-        return inflater.inflate(R.layout.fragment_list_with_empty_view, container, false);
+        return inflater.inflate(R.layout.layout_draggable_list_with_empty_view, container, false);
     }
 
     @Override

twidere/src/main/java/org/mariotaku/twidere/util/HotKeyHandler.java

@@ -1,27 +0,0 @@
-package org.mariotaku.twidere.util;
-
-import android.content.Context;
-import android.content.Intent;
-import android.view.KeyEvent;
-
-import org.mariotaku.twidere.Constants;
-
-public class HotKeyHandler implements Constants {
-
-	private final Context mContext;
-
-	public HotKeyHandler(final Context context) {
-		mContext = context;
-	}
-
-	public boolean handleKey(final int keyCode, final KeyEvent event) {
-		switch (keyCode) {
-			case KeyEvent.KEYCODE_N: {
-				mContext.startActivity(new Intent(INTENT_ACTION_COMPOSE));
-				return true;
-			}
-		}
-		return false;
-	}
-
-}

twidere/src/main/java/org/mariotaku/twidere/util/KeyboardShortcutsHandler.java

@@ -0,0 +1,89 @@
+package org.mariotaku.twidere.util;
+
+import android.content.Context;
+import android.content.Intent;
+import android.text.TextUtils;
+import android.view.KeyEvent;
+
+import org.mariotaku.twidere.Constants;
+import org.mariotaku.twidere.R;
+import org.mariotaku.twidere.activity.support.ComposeActivity;
+import org.mariotaku.twidere.activity.support.QuickSearchBarActivity;
+
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Set;
+
+public class KeyboardShortcutsHandler implements Constants {
+
+    private static final HashMap<String, Integer> sActionLabelMap = new HashMap<>();
+
+    static {
+        sActionLabelMap.put("compose", R.string.compose);
+        sActionLabelMap.put("search", R.string.search);
+    }
+
+    private static final String KEYCODE_STRING_PREFIX = "KEYCODE_";
+    private final Context mContext;
+    private final SharedPreferencesWrapper mPreferences;
+
+    public KeyboardShortcutsHandler(final Context context) {
+        mContext = context;
+        mPreferences = SharedPreferencesWrapper.getInstance(context, KEYBOARD_SHORTCUTS_PREFERENCES_NAME, Context.MODE_PRIVATE);
+    }
+
+    public static String getActionLabel(Context context, String action) {
+        if (!sActionLabelMap.containsKey(action)) return null;
+        final int labelRes = sActionLabelMap.get(action);
+        return context.getString(labelRes);
+    }
+
+    public static Set<String> getActions() {
+        return sActionLabelMap.keySet();
+    }
+
+    public static String getKeyEventKey(String contextTag, int keyCode, KeyEvent event) {
+        final StringBuilder keyNameBuilder = new StringBuilder();
+        if (!TextUtils.isEmpty(contextTag)) {
+            keyNameBuilder.append(contextTag);
+            keyNameBuilder.append("_");
+        }
+        if (event.isCtrlPressed()) {
+            keyNameBuilder.append("ctrl_");
+        }
+        if (event.isAltPressed()) {
+            keyNameBuilder.append("alt_");
+        }
+        if (event.isShiftPressed()) {
+            keyNameBuilder.append("shift_");
+        }
+        final String keyCodeString = KeyEvent.keyCodeToString(keyCode);
+        if (keyCodeString.startsWith(KEYCODE_STRING_PREFIX)) {
+            keyNameBuilder.append(keyCodeString.substring(KEYCODE_STRING_PREFIX.length()).toLowerCase(Locale.US));
+        }
+        return keyNameBuilder.toString();
+    }
+
+    public boolean handleKey(final String contextTag, final int keyCode, final KeyEvent event) {
+        if (!isValidForHotkey(keyCode, event)) return false;
+        final String key = getKeyEventKey(contextTag, keyCode, event);
+        final String action = mPreferences.getString(key, null);
+        if (action == null) return false;
+        switch (action) {
+            case "compose": {
+                mContext.startActivity(new Intent(mContext, ComposeActivity.class).setAction(INTENT_ACTION_COMPOSE));
+                return true;
+            }
+            case "search": {
+                mContext.startActivity(new Intent(mContext, QuickSearchBarActivity.class).setAction(INTENT_ACTION_QUICK_SEARCH));
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public static boolean isValidForHotkey(int keyCode, KeyEvent event) {
+        return !event.isSystem() && !KeyEvent.isModifierKey(keyCode) && keyCode != KeyEvent.KEYCODE_UNKNOWN;
+    }
+
+}

twidere/src/main/java/org/mariotaku/twidere/view/HomeSlidingMenu.java

@@ -4,6 +4,7 @@ import android.annotation.SuppressLint;
 import android.content.Context;
 import android.graphics.Rect;
 import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
 import android.support.v4.view.ViewPager;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
@@ -20,8 +21,6 @@ import org.mariotaku.twidere.activity.support.HomeActivity;
  */
 public class HomeSlidingMenu extends SlidingMenu implements Constants {
 
-    private final HomeActivity mActivity;
-
     public HomeSlidingMenu(final Context context) {
         this(context, null);
     }
@@ -32,7 +31,6 @@ public class HomeSlidingMenu extends SlidingMenu implements Constants {
 
     public HomeSlidingMenu(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
-        mActivity = (HomeActivity) context;
     }
 
     @Override
@@ -49,7 +47,9 @@ public class HomeSlidingMenu extends SlidingMenu implements Constants {
 
     @Override
     protected boolean fitSystemWindows(Rect insets) {
-        mActivity.setSystemWindowInsets(insets);
+        if (isInEditMode()) return false;
+        final HomeActivity activity = (HomeActivity) getContext();
+        activity.setSystemWindowInsets(insets);
         return false;
     }
 
@@ -59,9 +59,12 @@ public class HomeSlidingMenu extends SlidingMenu implements Constants {
         return new MyCustomViewBehind(context, this);
     }
 
+    @Nullable
     private ViewPager getViewPager() {
-        if (mActivity == null) return null;
-        return mActivity.getViewPager();
+        if (isInEditMode()) return null;
+        final HomeActivity activity = (HomeActivity) getContext();
+        if (activity == null) return null;
+        return activity.getViewPager();
     }
 
     private boolean isTouchingMargin(final MotionEvent e) {

twidere/src/main/res/layout/activity_drafts.xml

@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<!--
-  ~ Twidere - Twitter client for Android
-  ~
-  ~  Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
-  ~
-  ~  This program is free software: you can redistribute it and/or modify
-  ~  it under the terms of the GNU General Public License as published by
-  ~  the Free Software Foundation, either version 3 of the License, or
-  ~  (at your option) any later version.
-  ~
-  ~  This program is distributed in the hope that it will be useful,
-  ~  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~  GNU General Public License for more details.
-  ~
-  ~  You should have received a copy of the GNU General Public License
-  ~  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-  -->
-
-<FrameLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:fitsSystemWindows="true">
-
-    <include layout="@android:layout/list_content"/>r
-</FrameLayout>

twidere/src/main/res/layout/layout_draggable_list_with_empty_view.xml

@@ -20,23 +20,21 @@
 <FrameLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
-    android:animateLayoutChanges="true"
     android:layout_height="match_parent"
-    xmlns:tools="http://schemas.android.com/tools">
-
+    android:animateLayoutChanges="true">
 
     <FrameLayout
+        android:id="@+id/list_container"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:id="@+id/list_container">
+        android:layout_height="match_parent">
 
         <com.mobeta.android.dslv.DragSortListView
             android:id="@android:id/list"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             app:collapsed_height="2dp"
-            tools:visibility="gone"
             app:drag_enabled="true"
             app:drag_handle_id="@+id/drag_handle"
             app:drag_scroll_start="0.33"
@@ -46,9 +44,10 @@
             app:remove_enabled="false"
             app:slide_shuffle_speed="0.3"
             app:sort_enabled="true"
-            app:track_drag_sort="true"
+            app:track_drag_sort="false"
             app:use_default_controller="true"
-            tools:context=".fragment.CustomTabsFragment"/>
+            tools:context=".fragment.CustomTabsFragment"
+            tools:visibility="gone"/>
 
         <LinearLayout
             android:id="@android:id/empty"
@@ -59,8 +58,8 @@
             tools:visibility="visible">
 
             <org.mariotaku.twidere.view.ActionIconView
-                android:layout_width="wrap_content"
                 android:id="@+id/empty_icon"
+                android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:color="?android:textColorSecondary"/>
 
@@ -76,14 +75,14 @@
     </FrameLayout>
 
     <FrameLayout
+        android:id="@+id/progress_container"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:id="@+id/progress_container">
+        android:layout_height="match_parent">
 
         <ProgressBar
+            android:id="@android:id/progress"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:id="@android:id/progress"
             android:layout_gravity="center"/>
     </FrameLayout>
 </FrameLayout>

twidere/src/main/res/layout/layout_list_with_empty_view.xml

@@ -0,0 +1,75 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Twidere - Twitter client for Android
+  ~
+  ~  Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com>
+  ~
+  ~  This program is free software: you can redistribute it and/or modify
+  ~  it under the terms of the GNU General Public License as published by
+  ~  the Free Software Foundation, either version 3 of the License, or
+  ~  (at your option) any later version.
+  ~
+  ~  This program is distributed in the hope that it will be useful,
+  ~  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~  GNU General Public License for more details.
+  ~
+  ~  You should have received a copy of the GNU General Public License
+  ~  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+<FrameLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:animateLayoutChanges="true">
+
+    <FrameLayout
+        android:id="@+id/list_container"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <ListView
+            android:id="@android:id/list"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            tools:visibility="gone"/>
+
+        <LinearLayout
+            android:id="@android:id/empty"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:gravity="center"
+            android:orientation="vertical"
+            tools:visibility="visible">
+
+            <org.mariotaku.twidere.view.ActionIconView
+                android:id="@+id/empty_icon"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:color="?android:textColorSecondary"/>
+
+            <TextView
+                android:id="@+id/empty_text"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:layout_marginTop="@dimen/element_spacing_normal"
+                android:gravity="center"
+                android:textAppearance="?android:textAppearanceMedium"/>
+        </LinearLayout>
+    </FrameLayout>
+
+    <FrameLayout
+        android:id="@+id/progress_container"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <ProgressBar
+            android:id="@android:id/progress"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"/>
+    </FrameLayout>
+</FrameLayout>

twidere/src/main/res/values/strings.xml

@@ -736,5 +736,7 @@
     <string name="N_statuses_quantity_other"><xliff:g id="count">%d</xliff:g> tweets</string>
     <string name="N_favorites_quantity_one"><xliff:g id="count">%d</xliff:g> favorites</string>
     <string name="N_favorites_quantity_other"><xliff:g id="count">%d</xliff:g> favorites</string>
+    <string name="drafts_hint_messages">Your unsent tweets will goes here</string>
+    <string name="keyboard_shortcuts">Keyboard shortcuts</string>
 
 </resources>

twidere/src/main/res/xml/preferences_other.xml

@@ -46,4 +46,8 @@
         android:title="@string/import_export_settings"
         android:key="import_export_settings"/>
 
+    <Preference
+        android:title="@string/keyboard_shortcuts"
+        android:fragment="org.mariotaku.twidere.fragment.KeyboardShortcutsFragment"/>
+
 </PreferenceScreen>