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com.actionbarsherlock.internal.app.ActionBarImpl Maven / Gradle / Ivy
/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.actionbarsherlock.internal.app;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.os.Handler;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentTransaction;
import android.util.TypedValue;
import android.view.ContextThemeWrapper;
import android.view.LayoutInflater;
import android.view.View;
import android.view.Window;
import android.view.accessibility.AccessibilityEvent;
import android.widget.SpinnerAdapter;
import com.actionbarsherlock.R;
import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.internal.nineoldandroids.animation.Animator;
import com.actionbarsherlock.internal.nineoldandroids.animation.AnimatorListenerAdapter;
import com.actionbarsherlock.internal.nineoldandroids.animation.AnimatorSet;
import com.actionbarsherlock.internal.nineoldandroids.animation.ObjectAnimator;
import com.actionbarsherlock.internal.nineoldandroids.animation.Animator.AnimatorListener;
import com.actionbarsherlock.internal.nineoldandroids.widget.NineFrameLayout;
import com.actionbarsherlock.internal.view.menu.MenuBuilder;
import com.actionbarsherlock.internal.view.menu.MenuPopupHelper;
import com.actionbarsherlock.internal.view.menu.SubMenuBuilder;
import com.actionbarsherlock.internal.widget.ActionBarContainer;
import com.actionbarsherlock.internal.widget.ActionBarContextView;
import com.actionbarsherlock.internal.widget.ActionBarView;
import com.actionbarsherlock.internal.widget.ScrollingTabContainerView;
import com.actionbarsherlock.view.ActionMode;
import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuInflater;
import com.actionbarsherlock.view.MenuItem;
import static com.actionbarsherlock.internal.ResourcesCompat.getResources_getBoolean;
/**
* ActionBarImpl is the ActionBar implementation used
* by devices of all screen sizes. If it detects a compatible decor,
* it will split contextual modes across both the ActionBarView at
* the top of the screen and a horizontal LinearLayout at the bottom
* which is normally hidden.
*/
public class ActionBarImpl extends ActionBar {
//UNUSED private static final String TAG = "ActionBarImpl";
private Context mContext;
private Context mThemedContext;
private Activity mActivity;
//UNUSED private Dialog mDialog;
private ActionBarContainer mContainerView;
private ActionBarView mActionView;
private ActionBarContextView mContextView;
private ActionBarContainer mSplitView;
private NineFrameLayout mContentView;
private ScrollingTabContainerView mTabScrollView;
private ArrayList mTabs = new ArrayList();
private TabImpl mSelectedTab;
private int mSavedTabPosition = INVALID_POSITION;
ActionModeImpl mActionMode;
ActionMode mDeferredDestroyActionMode;
ActionMode.Callback mDeferredModeDestroyCallback;
private boolean mLastMenuVisibility;
private ArrayList mMenuVisibilityListeners =
new ArrayList();
private static final int CONTEXT_DISPLAY_NORMAL = 0;
private static final int CONTEXT_DISPLAY_SPLIT = 1;
private static final int INVALID_POSITION = -1;
private int mContextDisplayMode;
private boolean mHasEmbeddedTabs;
final Handler mHandler = new Handler();
Runnable mTabSelector;
private Animator mCurrentShowAnim;
private Animator mCurrentModeAnim;
private boolean mShowHideAnimationEnabled;
boolean mWasHiddenBeforeMode;
final AnimatorListener mHideListener = new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
if (mContentView != null) {
mContentView.setTranslationY(0);
mContainerView.setTranslationY(0);
}
if (mSplitView != null && mContextDisplayMode == CONTEXT_DISPLAY_SPLIT) {
mSplitView.setVisibility(View.GONE);
}
mContainerView.setVisibility(View.GONE);
mContainerView.setTransitioning(false);
mCurrentShowAnim = null;
completeDeferredDestroyActionMode();
}
};
final AnimatorListener mShowListener = new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
mCurrentShowAnim = null;
mContainerView.requestLayout();
}
};
public ActionBarImpl(Activity activity, int features) {
mActivity = activity;
Window window = activity.getWindow();
View decor = window.getDecorView();
init(decor);
//window.hasFeature() workaround for pre-3.0
if ((features & (1 << Window.FEATURE_ACTION_BAR_OVERLAY)) == 0) {
mContentView = (NineFrameLayout)decor.findViewById(android.R.id.content);
}
}
public ActionBarImpl(Dialog dialog) {
//UNUSED mDialog = dialog;
init(dialog.getWindow().getDecorView());
}
private void init(View decor) {
mContext = decor.getContext();
mActionView = (ActionBarView) decor.findViewById(R.id.abs__action_bar);
mContextView = (ActionBarContextView) decor.findViewById(
R.id.abs__action_context_bar);
mContainerView = (ActionBarContainer) decor.findViewById(
R.id.abs__action_bar_container);
mSplitView = (ActionBarContainer) decor.findViewById(
R.id.abs__split_action_bar);
if (mActionView == null || mContextView == null || mContainerView == null) {
throw new IllegalStateException(getClass().getSimpleName() + " can only be used " +
"with a compatible window decor layout");
}
mActionView.setContextView(mContextView);
mContextDisplayMode = mActionView.isSplitActionBar() ?
CONTEXT_DISPLAY_SPLIT : CONTEXT_DISPLAY_NORMAL;
// Older apps get the home button interaction enabled by default.
// Newer apps need to enable it explicitly.
boolean homeButtonEnabled = mContext.getApplicationInfo().targetSdkVersion < Build.VERSION_CODES.ICE_CREAM_SANDWICH;
// If the homeAsUp display option is set, always enable the home button.
homeButtonEnabled |= (mActionView.getDisplayOptions() & ActionBar.DISPLAY_HOME_AS_UP) != 0;
setHomeButtonEnabled(homeButtonEnabled);
setHasEmbeddedTabs(getResources_getBoolean(mContext,
R.bool.abs__action_bar_embed_tabs));
}
public void onConfigurationChanged(Configuration newConfig) {
setHasEmbeddedTabs(getResources_getBoolean(mContext,
R.bool.abs__action_bar_embed_tabs));
//Manually dispatch a configuration change to the action bar view on pre-2.2
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.FROYO) {
mActionView.onConfigurationChanged(newConfig);
if (mContextView != null) {
mContextView.onConfigurationChanged(newConfig);
}
}
}
private void setHasEmbeddedTabs(boolean hasEmbeddedTabs) {
mHasEmbeddedTabs = hasEmbeddedTabs;
// Switch tab layout configuration if needed
if (!mHasEmbeddedTabs) {
mActionView.setEmbeddedTabView(null);
mContainerView.setTabContainer(mTabScrollView);
} else {
mContainerView.setTabContainer(null);
mActionView.setEmbeddedTabView(mTabScrollView);
}
final boolean isInTabMode = getNavigationMode() == NAVIGATION_MODE_TABS;
if (mTabScrollView != null) {
mTabScrollView.setVisibility(isInTabMode ? View.VISIBLE : View.GONE);
}
mActionView.setCollapsable(!mHasEmbeddedTabs && isInTabMode);
}
private void ensureTabsExist() {
if (mTabScrollView != null) {
return;
}
ScrollingTabContainerView tabScroller = new ScrollingTabContainerView(mContext);
if (mHasEmbeddedTabs) {
tabScroller.setVisibility(View.VISIBLE);
mActionView.setEmbeddedTabView(tabScroller);
} else {
tabScroller.setVisibility(getNavigationMode() == NAVIGATION_MODE_TABS ?
View.VISIBLE : View.GONE);
mContainerView.setTabContainer(tabScroller);
}
mTabScrollView = tabScroller;
}
void completeDeferredDestroyActionMode() {
if (mDeferredModeDestroyCallback != null) {
mDeferredModeDestroyCallback.onDestroyActionMode(mDeferredDestroyActionMode);
mDeferredDestroyActionMode = null;
mDeferredModeDestroyCallback = null;
}
}
/**
* Enables or disables animation between show/hide states.
* If animation is disabled using this method, animations in progress
* will be finished.
*
* @param enabled true to animate, false to not animate.
*/
public void setShowHideAnimationEnabled(boolean enabled) {
mShowHideAnimationEnabled = enabled;
if (!enabled && mCurrentShowAnim != null) {
mCurrentShowAnim.end();
}
}
public void addOnMenuVisibilityListener(OnMenuVisibilityListener listener) {
mMenuVisibilityListeners.add(listener);
}
public void removeOnMenuVisibilityListener(OnMenuVisibilityListener listener) {
mMenuVisibilityListeners.remove(listener);
}
public void dispatchMenuVisibilityChanged(boolean isVisible) {
if (isVisible == mLastMenuVisibility) {
return;
}
mLastMenuVisibility = isVisible;
final int count = mMenuVisibilityListeners.size();
for (int i = 0; i < count; i++) {
mMenuVisibilityListeners.get(i).onMenuVisibilityChanged(isVisible);
}
}
@Override
public void setCustomView(int resId) {
setCustomView(LayoutInflater.from(getThemedContext()).inflate(resId, mActionView, false));
}
@Override
public void setDisplayUseLogoEnabled(boolean useLogo) {
setDisplayOptions(useLogo ? DISPLAY_USE_LOGO : 0, DISPLAY_USE_LOGO);
}
@Override
public void setDisplayShowHomeEnabled(boolean showHome) {
setDisplayOptions(showHome ? DISPLAY_SHOW_HOME : 0, DISPLAY_SHOW_HOME);
}
@Override
public void setDisplayHomeAsUpEnabled(boolean showHomeAsUp) {
setDisplayOptions(showHomeAsUp ? DISPLAY_HOME_AS_UP : 0, DISPLAY_HOME_AS_UP);
}
@Override
public void setDisplayShowTitleEnabled(boolean showTitle) {
setDisplayOptions(showTitle ? DISPLAY_SHOW_TITLE : 0, DISPLAY_SHOW_TITLE);
}
@Override
public void setDisplayShowCustomEnabled(boolean showCustom) {
setDisplayOptions(showCustom ? DISPLAY_SHOW_CUSTOM : 0, DISPLAY_SHOW_CUSTOM);
}
@Override
public void setHomeButtonEnabled(boolean enable) {
mActionView.setHomeButtonEnabled(enable);
}
@Override
public void setTitle(int resId) {
setTitle(mContext.getString(resId));
}
@Override
public void setSubtitle(int resId) {
setSubtitle(mContext.getString(resId));
}
public void setSelectedNavigationItem(int position) {
switch (mActionView.getNavigationMode()) {
case NAVIGATION_MODE_TABS:
selectTab(mTabs.get(position));
break;
case NAVIGATION_MODE_LIST:
mActionView.setDropdownSelectedPosition(position);
break;
default:
throw new IllegalStateException(
"setSelectedNavigationIndex not valid for current navigation mode");
}
}
public void removeAllTabs() {
cleanupTabs();
}
private void cleanupTabs() {
if (mSelectedTab != null) {
selectTab(null);
}
mTabs.clear();
if (mTabScrollView != null) {
mTabScrollView.removeAllTabs();
}
mSavedTabPosition = INVALID_POSITION;
}
public void setTitle(CharSequence title) {
mActionView.setTitle(title);
}
public void setSubtitle(CharSequence subtitle) {
mActionView.setSubtitle(subtitle);
}
public void setDisplayOptions(int options) {
mActionView.setDisplayOptions(options);
}
public void setDisplayOptions(int options, int mask) {
final int current = mActionView.getDisplayOptions();
mActionView.setDisplayOptions((options & mask) | (current & ~mask));
}
public void setBackgroundDrawable(Drawable d) {
mContainerView.setPrimaryBackground(d);
}
public void setStackedBackgroundDrawable(Drawable d) {
mContainerView.setStackedBackground(d);
}
public void setSplitBackgroundDrawable(Drawable d) {
if (mSplitView != null) {
mSplitView.setSplitBackground(d);
}
}
public View getCustomView() {
return mActionView.getCustomNavigationView();
}
public CharSequence getTitle() {
return mActionView.getTitle();
}
public CharSequence getSubtitle() {
return mActionView.getSubtitle();
}
public int getNavigationMode() {
return mActionView.getNavigationMode();
}
public int getDisplayOptions() {
return mActionView.getDisplayOptions();
}
public ActionMode startActionMode(ActionMode.Callback callback) {
boolean wasHidden = false;
if (mActionMode != null) {
wasHidden = mWasHiddenBeforeMode;
mActionMode.finish();
}
mContextView.killMode();
ActionModeImpl mode = new ActionModeImpl(callback);
if (mode.dispatchOnCreate()) {
mWasHiddenBeforeMode = !isShowing() || wasHidden;
mode.invalidate();
mContextView.initForMode(mode);
animateToMode(true);
if (mSplitView != null && mContextDisplayMode == CONTEXT_DISPLAY_SPLIT) {
// TODO animate this
mSplitView.setVisibility(View.VISIBLE);
}
mContextView.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
mActionMode = mode;
return mode;
}
return null;
}
private void configureTab(Tab tab, int position) {
final TabImpl tabi = (TabImpl) tab;
final ActionBar.TabListener callback = tabi.getCallback();
if (callback == null) {
throw new IllegalStateException("Action Bar Tab must have a Callback");
}
tabi.setPosition(position);
mTabs.add(position, tabi);
final int count = mTabs.size();
for (int i = position + 1; i < count; i++) {
mTabs.get(i).setPosition(i);
}
}
@Override
public void addTab(Tab tab) {
addTab(tab, mTabs.isEmpty());
}
@Override
public void addTab(Tab tab, int position) {
addTab(tab, position, mTabs.isEmpty());
}
@Override
public void addTab(Tab tab, boolean setSelected) {
ensureTabsExist();
mTabScrollView.addTab(tab, setSelected);
configureTab(tab, mTabs.size());
if (setSelected) {
selectTab(tab);
}
}
@Override
public void addTab(Tab tab, int position, boolean setSelected) {
ensureTabsExist();
mTabScrollView.addTab(tab, position, setSelected);
configureTab(tab, position);
if (setSelected) {
selectTab(tab);
}
}
@Override
public Tab newTab() {
return new TabImpl();
}
@Override
public void removeTab(Tab tab) {
removeTabAt(tab.getPosition());
}
@Override
public void removeTabAt(int position) {
if (mTabScrollView == null) {
// No tabs around to remove
return;
}
int selectedTabPosition = mSelectedTab != null
? mSelectedTab.getPosition() : mSavedTabPosition;
mTabScrollView.removeTabAt(position);
TabImpl removedTab = mTabs.remove(position);
if (removedTab != null) {
removedTab.setPosition(-1);
}
final int newTabCount = mTabs.size();
for (int i = position; i < newTabCount; i++) {
mTabs.get(i).setPosition(i);
}
if (selectedTabPosition == position) {
selectTab(mTabs.isEmpty() ? null : mTabs.get(Math.max(0, position - 1)));
}
}
@Override
public void selectTab(Tab tab) {
if (getNavigationMode() != NAVIGATION_MODE_TABS) {
mSavedTabPosition = tab != null ? tab.getPosition() : INVALID_POSITION;
return;
}
FragmentTransaction trans = null;
if (mActivity instanceof FragmentActivity) {
trans = ((FragmentActivity)mActivity).getSupportFragmentManager().beginTransaction()
.disallowAddToBackStack();
}
if (mSelectedTab == tab) {
if (mSelectedTab != null) {
mSelectedTab.getCallback().onTabReselected(mSelectedTab, trans);
mTabScrollView.animateToTab(tab.getPosition());
}
} else {
mTabScrollView.setTabSelected(tab != null ? tab.getPosition() : Tab.INVALID_POSITION);
if (mSelectedTab != null) {
mSelectedTab.getCallback().onTabUnselected(mSelectedTab, trans);
}
mSelectedTab = (TabImpl) tab;
if (mSelectedTab != null) {
mSelectedTab.getCallback().onTabSelected(mSelectedTab, trans);
}
}
if (trans != null && !trans.isEmpty()) {
trans.commit();
}
}
@Override
public Tab getSelectedTab() {
return mSelectedTab;
}
@Override
public int getHeight() {
return mContainerView.getHeight();
}
@Override
public void show() {
show(true);
}
void show(boolean markHiddenBeforeMode) {
if (mCurrentShowAnim != null) {
mCurrentShowAnim.end();
}
if (mContainerView.getVisibility() == View.VISIBLE) {
if (markHiddenBeforeMode) mWasHiddenBeforeMode = false;
return;
}
mContainerView.setVisibility(View.VISIBLE);
if (mShowHideAnimationEnabled) {
mContainerView.setAlpha(0);
AnimatorSet anim = new AnimatorSet();
AnimatorSet.Builder b = anim.play(ObjectAnimator.ofFloat(mContainerView, "alpha", 1));
if (mContentView != null) {
b.with(ObjectAnimator.ofFloat(mContentView, "translationY",
-mContainerView.getHeight(), 0));
mContainerView.setTranslationY(-mContainerView.getHeight());
b.with(ObjectAnimator.ofFloat(mContainerView, "translationY", 0));
}
if (mSplitView != null && mContextDisplayMode == CONTEXT_DISPLAY_SPLIT) {
mSplitView.setAlpha(0);
mSplitView.setVisibility(View.VISIBLE);
b.with(ObjectAnimator.ofFloat(mSplitView, "alpha", 1));
}
anim.addListener(mShowListener);
mCurrentShowAnim = anim;
anim.start();
} else {
mContainerView.setAlpha(1);
mContainerView.setTranslationY(0);
mShowListener.onAnimationEnd(null);
}
}
@Override
public void hide() {
if (mCurrentShowAnim != null) {
mCurrentShowAnim.end();
}
if (mContainerView.getVisibility() == View.GONE) {
return;
}
if (mShowHideAnimationEnabled) {
mContainerView.setAlpha(1);
mContainerView.setTransitioning(true);
AnimatorSet anim = new AnimatorSet();
AnimatorSet.Builder b = anim.play(ObjectAnimator.ofFloat(mContainerView, "alpha", 0));
if (mContentView != null) {
b.with(ObjectAnimator.ofFloat(mContentView, "translationY",
0, -mContainerView.getHeight()));
b.with(ObjectAnimator.ofFloat(mContainerView, "translationY",
-mContainerView.getHeight()));
}
if (mSplitView != null && mSplitView.getVisibility() == View.VISIBLE) {
mSplitView.setAlpha(1);
b.with(ObjectAnimator.ofFloat(mSplitView, "alpha", 0));
}
anim.addListener(mHideListener);
mCurrentShowAnim = anim;
anim.start();
} else {
mHideListener.onAnimationEnd(null);
}
}
public boolean isShowing() {
return mContainerView.getVisibility() == View.VISIBLE;
}
void animateToMode(boolean toActionMode) {
if (toActionMode) {
show(false);
}
if (mCurrentModeAnim != null) {
mCurrentModeAnim.end();
}
mActionView.animateToVisibility(toActionMode ? View.GONE : View.VISIBLE);
mContextView.animateToVisibility(toActionMode ? View.VISIBLE : View.GONE);
if (mTabScrollView != null && !mActionView.hasEmbeddedTabs() && mActionView.isCollapsed()) {
mTabScrollView.animateToVisibility(toActionMode ? View.GONE : View.VISIBLE);
}
}
public Context getThemedContext() {
if (mThemedContext == null) {
TypedValue outValue = new TypedValue();
Resources.Theme currentTheme = mContext.getTheme();
currentTheme.resolveAttribute(R.attr.actionBarWidgetTheme,
outValue, true);
final int targetThemeRes = outValue.resourceId;
if (targetThemeRes != 0) { //XXX && mContext.getThemeResId() != targetThemeRes) {
mThemedContext = new ContextThemeWrapper(mContext, targetThemeRes);
} else {
mThemedContext = mContext;
}
}
return mThemedContext;
}
/**
* @hide
*/
public class ActionModeImpl extends ActionMode implements MenuBuilder.Callback {
private ActionMode.Callback mCallback;
private MenuBuilder mMenu;
private WeakReference mCustomView;
public ActionModeImpl(ActionMode.Callback callback) {
mCallback = callback;
mMenu = new MenuBuilder(getThemedContext())
.setDefaultShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
mMenu.setCallback(this);
}
@Override
public MenuInflater getMenuInflater() {
return new MenuInflater(getThemedContext());
}
@Override
public Menu getMenu() {
return mMenu;
}
@Override
public void finish() {
if (mActionMode != this) {
// Not the active action mode - no-op
return;
}
// If we were hidden before the mode was shown, defer the onDestroy
// callback until the animation is finished and associated relayout
// is about to happen. This lets apps better anticipate visibility
// and layout behavior.
if (mWasHiddenBeforeMode) {
mDeferredDestroyActionMode = this;
mDeferredModeDestroyCallback = mCallback;
} else {
mCallback.onDestroyActionMode(this);
}
mCallback = null;
animateToMode(false);
// Clear out the context mode views after the animation finishes
mContextView.closeMode();
mActionView.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
mActionMode = null;
if (mWasHiddenBeforeMode) {
hide();
}
}
@Override
public void invalidate() {
mMenu.stopDispatchingItemsChanged();
try {
mCallback.onPrepareActionMode(this, mMenu);
} finally {
mMenu.startDispatchingItemsChanged();
}
}
public boolean dispatchOnCreate() {
mMenu.stopDispatchingItemsChanged();
try {
return mCallback.onCreateActionMode(this, mMenu);
} finally {
mMenu.startDispatchingItemsChanged();
}
}
@Override
public void setCustomView(View view) {
mContextView.setCustomView(view);
mCustomView = new WeakReference(view);
}
@Override
public void setSubtitle(CharSequence subtitle) {
mContextView.setSubtitle(subtitle);
}
@Override
public void setTitle(CharSequence title) {
mContextView.setTitle(title);
}
@Override
public void setTitle(int resId) {
setTitle(mContext.getResources().getString(resId));
}
@Override
public void setSubtitle(int resId) {
setSubtitle(mContext.getResources().getString(resId));
}
@Override
public CharSequence getTitle() {
return mContextView.getTitle();
}
@Override
public CharSequence getSubtitle() {
return mContextView.getSubtitle();
}
@Override
public View getCustomView() {
return mCustomView != null ? mCustomView.get() : null;
}
public boolean onMenuItemSelected(MenuBuilder menu, MenuItem item) {
if (mCallback != null) {
return mCallback.onActionItemClicked(this, item);
} else {
return false;
}
}
public void onCloseMenu(MenuBuilder menu, boolean allMenusAreClosing) {
}
public boolean onSubMenuSelected(SubMenuBuilder subMenu) {
if (mCallback == null) {
return false;
}
if (!subMenu.hasVisibleItems()) {
return true;
}
new MenuPopupHelper(getThemedContext(), subMenu).show();
return true;
}
public void onCloseSubMenu(SubMenuBuilder menu) {
}
public void onMenuModeChange(MenuBuilder menu) {
if (mCallback == null) {
return;
}
invalidate();
mContextView.showOverflowMenu();
}
}
/**
* @hide
*/
public class TabImpl extends ActionBar.Tab {
private ActionBar.TabListener mCallback;
private Object mTag;
private Drawable mIcon;
private CharSequence mText;
private CharSequence mContentDesc;
private int mPosition = -1;
private View mCustomView;
@Override
public Object getTag() {
return mTag;
}
@Override
public Tab setTag(Object tag) {
mTag = tag;
return this;
}
public ActionBar.TabListener getCallback() {
return mCallback;
}
@Override
public Tab setTabListener(ActionBar.TabListener callback) {
mCallback = callback;
return this;
}
@Override
public View getCustomView() {
return mCustomView;
}
@Override
public Tab setCustomView(View view) {
mCustomView = view;
if (mPosition >= 0) {
mTabScrollView.updateTab(mPosition);
}
return this;
}
@Override
public Tab setCustomView(int layoutResId) {
return setCustomView(LayoutInflater.from(getThemedContext())
.inflate(layoutResId, null));
}
@Override
public Drawable getIcon() {
return mIcon;
}
@Override
public int getPosition() {
return mPosition;
}
public void setPosition(int position) {
mPosition = position;
}
@Override
public CharSequence getText() {
return mText;
}
@Override
public Tab setIcon(Drawable icon) {
mIcon = icon;
if (mPosition >= 0) {
mTabScrollView.updateTab(mPosition);
}
return this;
}
@Override
public Tab setIcon(int resId) {
return setIcon(mContext.getResources().getDrawable(resId));
}
@Override
public Tab setText(CharSequence text) {
mText = text;
if (mPosition >= 0) {
mTabScrollView.updateTab(mPosition);
}
return this;
}
@Override
public Tab setText(int resId) {
return setText(mContext.getResources().getText(resId));
}
@Override
public void select() {
selectTab(this);
}
@Override
public Tab setContentDescription(int resId) {
return setContentDescription(mContext.getResources().getText(resId));
}
@Override
public Tab setContentDescription(CharSequence contentDesc) {
mContentDesc = contentDesc;
if (mPosition >= 0) {
mTabScrollView.updateTab(mPosition);
}
return this;
}
@Override
public CharSequence getContentDescription() {
return mContentDesc;
}
}
@Override
public void setCustomView(View view) {
mActionView.setCustomNavigationView(view);
}
@Override
public void setCustomView(View view, LayoutParams layoutParams) {
view.setLayoutParams(layoutParams);
mActionView.setCustomNavigationView(view);
}
@Override
public void setListNavigationCallbacks(SpinnerAdapter adapter, OnNavigationListener callback) {
mActionView.setDropdownAdapter(adapter);
mActionView.setCallback(callback);
}
@Override
public int getSelectedNavigationIndex() {
switch (mActionView.getNavigationMode()) {
case NAVIGATION_MODE_TABS:
return mSelectedTab != null ? mSelectedTab.getPosition() : -1;
case NAVIGATION_MODE_LIST:
return mActionView.getDropdownSelectedPosition();
default:
return -1;
}
}
@Override
public int getNavigationItemCount() {
switch (mActionView.getNavigationMode()) {
case NAVIGATION_MODE_TABS:
return mTabs.size();
case NAVIGATION_MODE_LIST:
SpinnerAdapter adapter = mActionView.getDropdownAdapter();
return adapter != null ? adapter.getCount() : 0;
default:
return 0;
}
}
@Override
public int getTabCount() {
return mTabs.size();
}
@Override
public void setNavigationMode(int mode) {
final int oldMode = mActionView.getNavigationMode();
switch (oldMode) {
case NAVIGATION_MODE_TABS:
mSavedTabPosition = getSelectedNavigationIndex();
selectTab(null);
mTabScrollView.setVisibility(View.GONE);
break;
}
mActionView.setNavigationMode(mode);
switch (mode) {
case NAVIGATION_MODE_TABS:
ensureTabsExist();
mTabScrollView.setVisibility(View.VISIBLE);
if (mSavedTabPosition != INVALID_POSITION) {
setSelectedNavigationItem(mSavedTabPosition);
mSavedTabPosition = INVALID_POSITION;
}
break;
}
mActionView.setCollapsable(mode == NAVIGATION_MODE_TABS && !mHasEmbeddedTabs);
}
@Override
public Tab getTabAt(int index) {
return mTabs.get(index);
}
@Override
public void setIcon(int resId) {
mActionView.setIcon(resId);
}
@Override
public void setIcon(Drawable icon) {
mActionView.setIcon(icon);
}
@Override
public void setLogo(int resId) {
mActionView.setLogo(resId);
}
@Override
public void setLogo(Drawable logo) {
mActionView.setLogo(logo);
}
}
