Android: Beautifully animated popup (faux-letter)

Demo apk Download: Link: http://pan.baidu.com/s/1eQgurse Password: g91r

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Animation Effect Introduction:

1. Click on the "+" button on the Actionbar, the menu pops up from above (with bounce effect);

2. Click "+" again, click on the blank area or click the Back button, the menu to the top of the collection;

3. Click the button on the pop-up, the button zooms in, the other buttons zoom out, and the menu overall fades out.

Main code:

1.Activity.

/** * Parody animation popup */public class Mainactivity extends Actionbaractivity {//for marking the top position of the page private View TopView;        @Override protected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate);        Setcontentview (R.layout.activity_main);    TopView = Findviewbyid (r.id.main_top);    } private Popupwindow Popupwindow;    private int Line1deltay, Line2deltay; Faux-letter More popup private void ShowPopup () {if (Popupwindow = = null) {View Contentview = layoutinflater.fr            Om (this). Inflate (r.layout.yixin_pop_layout, NULL);            Click the blank area to close View Blankview = Contentview.findviewbyid (R.id.yixin_more_blank);            View blankView2 = Contentview.findviewbyid (R.ID.YIXIN_MORE_BLANK2);            Inititems (Contentview);            measurement height int line2height = viewutils.getviewmeasuredheight (Itemviews[0]);            Line1deltay =-getactionbarheight ()-40;            Line2deltay = Line1deltay-line2height; BlAnkview.setonclicklistener (New View.onclicklistener () {@Override public void OnClick (View V                ) {dismisspopup ();            }            }); Blankview2.setonclicklistener (New View.onclicklistener () {@Override public void OnClick (Vie                W v) {dismisspopup ();            }            });            Popupwindow = new Popupwindow (Contentview, Screenutils.getscreenw (This), screenutils.getscreenh (this));        Arbitrarily set a drawable as background popupwindow.setbackgrounddrawable (new colordrawable ());            } if (!popupwindow.isshowing ()) {Popupwindow.showasdropdown (topView, 0, 0);                    for (int i = 0; i < itemviews.length; i++) {if (I < 3) {//First line                Itemviews[i].startanimation (Animationhelper.createpopupanimin (this, line1deltay));                   } else {//second row Itemviews[i].startanimation (Animationhelper.createpopupanimin (this, line2deltay));        }} popupwindow.getcontentview (). Startanimation (Animationhelper.createpopupbgfadeinanim ());        }} private void Dismisspopup () {if (Popupwindow = = NULL | |!popupwindow.isshowing ()) {return;        } viewgroup Contentview = (viewgroup) Popupwindow.getcontentview ();        Contentview.startanimation (Animationhelper.createpopupbgfadeoutanim (animationhelper.time_out)); for (int i = 0; i < itemviews.length; i++) {if (I < 3) {//First line Itemviews[i            ].startanimation (Animationhelper.createpopupanimout (this, line1deltay)); } else {//second row itemviews[i].startanimation (Animationhelper.createpopupanimout (This, Line2del            TaY)); }}//animation at the end of the Hide Popupwindow contentview.postdelayed (new Runnable () {@Override PUBlic void Run () {Popupwindow.dismiss ();    }}, Animationhelper.time_out + 10);    } private view[] itemviews; Initialize the button on Popupwindow private void Inititems (View parent) {int[] viewids = new INT[]{R.ID.YIXIN_MORE_ITEM1, r.id . yixin_more_item2, R.id.yixin_more_item3, R.id.yixin_more_item4, R.ID.YIXIN_MORE_ITEM5, R.id.yixin_more_ite        M6};        Itemviews = new View[viewids.length];        int itemwidth = SCREENUTILS.GETSCREENW (this)/3;        Onclickimpl L = new Onclickimpl ();            for (int i = 0; i < viewids.length; i++) {int id = viewids[i];            Itemviews[i] = Parent.findviewbyid (ID);            Gridlayout.layoutparams p = (gridlayout.layoutparams) itemviews[i].getlayoutparams ();            P.width = Itemwidth;            Itemviews[i].setlayoutparams (P);        Itemviews[i].setonclicklistener (l); }} Private class Onclickimpl implements View.onclicklistener {@Override PUBlic void OnClick (View v) {final int viewId = V.getid (); Background animation Popupwindow.getcontentview (). Startanimation (Animationhelper.createpopupbgfadeoutanim (AnimationHelper.TIM            E_out_click));                     Hide Popupwindow v.postdelayed at end of animation (new Runnable () {@Override public void run () {                    Popupwindow.dismiss ();                Response Click event Handleevent (viewId) at the end of the animation;            }}, Animationhelper.time_out_click + 10); button animation for (View item:itemviews) {if (Item.getid () = = V.getid ()) {//click button                , Enlarge item.startanimation (Animationhelper.createpopupitembiggeranim (mainactivity.this)); } else {//other buttons, narrow item.startanimation (Animationhelper.createpopupitemsmalleranim (Ma                Inactivity.this));  }}}}//popupwindow Click event on the button  private void handleevent (int viewId) {Toast.maketext (this, "clicked button:" + ViewId, Toast.length_short). Show ();    } private int Getactionbarheight () {return Getsupportactionbar (). GetHeight (); @Override public boolean Oncreateoptionsmenu (Menu menu) {getmenuinflater (). Inflate (R.menu.menu_main, menu)        ;    return true;        } @Override public boolean onoptionsitemselected (MenuItem item) {int id = item.getitemid (); if (id = = R.id.action_more) {if (Popupwindow = = NULL | |!popupwindow.isshowing ()) {ShowPopup ()            ;            } else {dismisspopup ();        } return true;    } return super.onoptionsitemselected (item); }//When you click the back key, if Popupwindow is a display state, close it @Override public void onbackpressed () {if (Popupwindow! = null &AMP;&A mp            Popupwindow.isshowing ()) {dismisspopup ();        Return    } super.onbackpressed (); }}

2. Animation Tool class.

/** * Animationhelper */public class Animationhelper {/** * time to enter animation */public static final int time_in = 30    0;    /** * Bounce animation time after entering animation */public static final int time_in_back = 100;    /** * Time to exit animation */public static final int time_out = 300;    /** * The time to exit the animation after clicking on the Popupwindow menu */public static final int time_out_click = 500;        /** * Popupwindow on menu Enter animation */public static Animation Createpopupanimin (context context, int fromydelta) { Animationset animationset = new Animationset (context, NULL);//Animationset.setinterpolator (new Bounceinterpolator  ());        Bounce Animationset.setfillafter at the end (true);        Mobile Translateanimation Translateanim = new Translateanimation (0, 0, Fromydelta, 20);        Translateanim.setduration (time_in);        Animationset.addanimation (Translateanim);        Rebound effect Translateanimation translateAnim2 = new Translateanimation (0, 0, 0,-20); Translateanim2.setstartoffset (Time_IN);        Translateanim2.setduration (Time_in_back);        Animationset.addanimation (TRANSLATEANIM2);    return animationset;        }/** * Popupwindow on menu Leave animation */public static Animation Createpopupanimout (context context, int toydelta) {        Animationset animationset = new Animationset (context, NULL);        Animationset.setfillafter (TRUE);        Translateanimation Translateanim = new Translateanimation (0, 0, 0, Toydelta);        Translateanim.setduration (time_out);        Animationset.addanimation (Translateanim);    return animationset; }/** * Popupwindow background into animation (transparency gradient) */public static Animation Createpopupbgfadeinanim () {Alphaanimatio        n anim = new Alphaanimation (0, 1.0f);        Anim.setduration (time_in);        Anim.setfillafter (TRUE);    return anim;        }/** * Popupwindow background off animation (transparency gradient) */public static Animation Createpopupbgfadeoutanim (int duration) {      Alphaanimation anim = new Alphaanimation (1.0f, 0);  Anim.setduration (duration);        Anim.setfillafter (TRUE);    return anim; }/** * Popupwindow button click Animation */public static Animation Createpopupitembiggeranim (context context) {Ani        Mationset animationset = new Animationset (context, NULL);        Animationset.setfillafter (TRUE); Zoom in (set the center point of the Zoom to its center) scaleanimation Scaleanim = new Scaleanimation (1.0f, 2.0f, 1.0f, 2.0f, Animation .        Relative_to_self, 0.5f, Animation.relative_to_self, 0.5f);        Scaleanim.setduration (Time_out_click);        Animationset.addanimation (Scaleanim);        Gradient alphaanimation Alphaanim = new Alphaanimation (1.0f, 0);        Alphaanim.setinterpolator (New Accelerateinterpolator ());        Alphaanim.setduration (Time_out_click);        Animationset.addanimation (Alphaanim);    return animationset;        }/** * Popupwindow button click animation of other buttons */public static Animation Createpopupitemsmalleranim (context context) {        Zoom in (set the center point of the Zoom to its center)Scaleanimation Scaleanim = new Scaleanimation (1.0f, 0, 1.0f, 0, Animation.relative_to_self, 0.5f, Animation .        Relative_to_self, 0.5f);        Scaleanim.setduration (Time_out_click);        Scaleanim.setfillafter (TRUE);    return Scaleanim; }}

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Full source Download:

http://download.csdn.net/detail/books1958/8623665

Android: Beautifully animated popup (faux-letter)