List of usage examples for android.view ViewGroup postDelayed
public boolean postDelayed(Runnable action, long delayMillis)
Causes the Runnable to be added to the message queue, to be run after the specified amount of time elapses.
From source file:com.chuhan.privatecalc.fragment.os.FragmentManager.java
void moveToState(Fragment f, int newState, int transit, int transitionStyle, boolean keepActive) { // Fragments that are not currently added will sit in the onCreate() state. if ((!f.mAdded || f.mDetached) && newState > Fragment.CREATED) { newState = Fragment.CREATED;/*w ww . j a v a 2s .c o m*/ } if (f.mRemoving && newState > f.mState) { // While removing a fragment, we can't change it to a higher state. newState = f.mState; } // Defer start if requested; don't allow it to move to STARTED or higher // if it's not already started. if (f.mDeferStart && f.mState < Fragment.STARTED && newState > Fragment.STOPPED) { newState = Fragment.STOPPED; } if (f.mState < newState) { // For fragments that are created from a layout, when restoring from // state we don't want to allow them to be created until they are // being reloaded from the layout. if (f.mFromLayout && !f.mInLayout) { return; } if (f.mAnimatingAway != null) { // The fragment is currently being animated... but! Now we // want to move our state back up. Give up on waiting for the // animation, move to whatever the final state should be once // the animation is done, and then we can proceed from there. f.mAnimatingAway = null; moveToState(f, f.mStateAfterAnimating, 0, 0, true); } switch (f.mState) { case Fragment.INITIALIZING: if (DEBUG) Log.v(TAG, "moveto CREATED: " + f); if (f.mSavedFragmentState != null) { f.mSavedViewState = f.mSavedFragmentState .getSparseParcelableArray(FragmentManagerImpl.VIEW_STATE_TAG); f.mTarget = getFragment(f.mSavedFragmentState, FragmentManagerImpl.TARGET_STATE_TAG); if (f.mTarget != null) { f.mTargetRequestCode = f.mSavedFragmentState .getInt(FragmentManagerImpl.TARGET_REQUEST_CODE_STATE_TAG, 0); } f.mUserVisibleHint = f.mSavedFragmentState.getBoolean(FragmentManagerImpl.USER_VISIBLE_HINT_TAG, true); if (!f.mUserVisibleHint) { f.mDeferStart = true; if (newState > Fragment.STOPPED) { newState = Fragment.STOPPED; } } } f.mActivity = mActivity; f.mParentFragment = mParent; f.mFragmentManager = mParent != null ? mParent.mChildFragmentManager : mActivity.mFragments; f.mCalled = false; f.onAttach(mActivity); if (!f.mCalled) { throw new SuperNotCalledException( "Fragment " + f + " did not call through to super.onAttach()"); } if (f.mParentFragment == null) { mActivity.onAttachFragment(f); } if (!f.mRetaining) { f.performCreate(f.mSavedFragmentState); } f.mRetaining = false; if (f.mFromLayout) { // For fragments that are part of the content view // layout, we need to instantiate the view immediately // and the inflater will take care of adding it. f.mView = f.performCreateView(f.getLayoutInflater(f.mSavedFragmentState), null, f.mSavedFragmentState); if (f.mView != null) { f.mInnerView = f.mView; f.mView = NoSaveStateFrameLayout.wrap(f.mView); if (f.mHidden) f.mView.setVisibility(View.GONE); f.onViewCreated(f.mView, f.mSavedFragmentState); } else { f.mInnerView = null; } } case Fragment.CREATED: if (newState > Fragment.CREATED) { if (DEBUG) Log.v(TAG, "moveto ACTIVITY_CREATED: " + f); if (!f.mFromLayout) { ViewGroup container = null; if (f.mContainerId != 0) { container = (ViewGroup) mContainer.findViewById(f.mContainerId); if (container == null && !f.mRestored) { throwException(new IllegalArgumentException( "No view found for id 0x" + Integer.toHexString(f.mContainerId) + " (" + f.getResources().getResourceName(f.mContainerId) + ") for fragment " + f)); } } f.mContainer = container; f.mView = f.performCreateView(f.getLayoutInflater(f.mSavedFragmentState), container, f.mSavedFragmentState); if (f.mView != null) { f.mInnerView = f.mView; f.mView = NoSaveStateFrameLayout.wrap(f.mView); if (container != null) { Animation anim = loadAnimation(f, transit, true, transitionStyle); if (anim != null) { f.mView.startAnimation(anim); } container.addView(f.mView); } if (f.mHidden) f.mView.setVisibility(View.GONE); f.onViewCreated(f.mView, f.mSavedFragmentState); } else { f.mInnerView = null; } } f.performActivityCreated(f.mSavedFragmentState); if (f.mView != null) { f.restoreViewState(f.mSavedFragmentState); } f.mSavedFragmentState = null; } case Fragment.ACTIVITY_CREATED: case Fragment.STOPPED: if (newState > Fragment.STOPPED) { if (DEBUG) Log.v(TAG, "moveto STARTED: " + f); f.performStart(); } case Fragment.STARTED: if (newState > Fragment.STARTED) { if (DEBUG) Log.v(TAG, "moveto RESUMED: " + f); f.mResumed = true; f.performResume(); f.mSavedFragmentState = null; f.mSavedViewState = null; } } } else if (f.mState > newState) { switch (f.mState) { case Fragment.RESUMED: if (newState < Fragment.RESUMED) { if (DEBUG) Log.v(TAG, "movefrom RESUMED: " + f); f.performPause(); f.mResumed = false; } case Fragment.STARTED: if (newState < Fragment.STARTED) { if (DEBUG) Log.v(TAG, "movefrom STARTED: " + f); f.performStop(); } case Fragment.STOPPED: if (newState < Fragment.STOPPED) { if (DEBUG) Log.v(TAG, "movefrom STOPPED: " + f); f.performReallyStop(); } case Fragment.ACTIVITY_CREATED: if (newState < Fragment.ACTIVITY_CREATED) { if (DEBUG) Log.v(TAG, "movefrom ACTIVITY_CREATED: " + f); if (f.mView != null) { // Need to save the current view state if not // done already. if (!mActivity.isFinishing() && f.mSavedViewState == null) { saveFragmentViewState(f); } } f.performDestroyView(); if (f.mView != null && f.mContainer != null) { Animation anim = null; if (mCurState > Fragment.INITIALIZING && !mDestroyed) { anim = loadAnimation(f, transit, false, transitionStyle); } // modify boolean bSlideStillAnimation = anim instanceof SlideStillAnimation; if (anim != null) { final Fragment fragment = f; f.mAnimatingAway = f.mView; f.mStateAfterAnimating = newState; final ViewGroup container = bSlideStillAnimation ? f.mContainer : null; final View view = bSlideStillAnimation ? f.mView : null; anim.setAnimationListener(new AnimationListener() { @Override public void onAnimationEnd(Animation animation) { if (fragment.mAnimatingAway != null) { fragment.mAnimatingAway = null; moveToState(fragment, fragment.mStateAfterAnimating, 0, 0, false); } if (view != null) { container.postDelayed(new Runnable() { @Override public void run() { container.removeViewInLayout(view); } }, 100); } } @Override public void onAnimationRepeat(Animation animation) { } @Override public void onAnimationStart(Animation animation) { } }); f.mView.startAnimation(anim); } if (!bSlideStillAnimation) { f.mContainer.removeView(f.mView); } } f.mContainer = null; f.mView = null; f.mInnerView = null; } case Fragment.CREATED: if (newState < Fragment.CREATED) { if (mDestroyed) { if (f.mAnimatingAway != null) { // The fragment's containing activity is // being destroyed, but this fragment is // currently animating away. Stop the // animation right now -- it is not needed, // and we can't wait any more on destroying // the fragment. View v = f.mAnimatingAway; f.mAnimatingAway = null; v.clearAnimation(); } } if (f.mAnimatingAway != null) { // We are waiting for the fragment's view to finish // animating away. Just make a note of the state // the fragment now should move to once the animation // is done. f.mStateAfterAnimating = newState; newState = Fragment.CREATED; } else { if (DEBUG) Log.v(TAG, "movefrom CREATED: " + f); if (!f.mRetaining) { f.performDestroy(); } f.mCalled = false; f.onDetach(); if (!f.mCalled) { throw new SuperNotCalledException( "Fragment " + f + " did not call through to super.onDetach()"); } if (!keepActive) { if (!f.mRetaining) { makeInactive(f); } else { f.mActivity = null; f.mFragmentManager = null; } } } } } } f.mState = newState; }