the Scroller class in Android is a helper class to implement view smooth scrolling. Usually used in custom view, a private member Mscroller = new Scroller (context) is defined in view. Setting the Mscroller scrolling position does not cause the view to scroll, usually using Mscroller to record/calculate the position of the view scroll, and then rewrite the view's Computescroll () to complete the actual scro
When I learned the workspace class and came into contact with scroller, I began to be confused. In viewgroup
Scrollto (int x, int y); scrollby (int x, int y); getscrollx (); getscrolly(); And other methods. Isn't it possible to implement rolling,
Why should I add a scroroller in it? What is the association between scroroller. startscroll and scrollto?
What is the difference between getscrollx () and scroller
See http://www.k-zone.cn/zblog/post/flex-gumbo-layout-scroller-2.html for details
In the previous article, we analyzed the layout function of flex SDK 4 (gumbo). This article helps you understand another feature of flex SDK 4 (gumbo): the visible area (scroller)
A visible area (scroller) or a rolling display component area.
This is a new component added to flex
In the launcher in the workspace to achieve the left and right screen switching effect, the inside of the use of the scroller record sliding trajectory, to achieve a slow movement to the left or right, here I summarize this effect:Let's take a look at one example: the Red warp block moves slowly from left to right when the button is clicked, how does this happen?Let's take a look, Scroller, there's a Starts
Scroller is a scroll that encapsulates the scrolling, enabling the view and viewgroup of the background canvas. It has two methods of construction: PublicScroller(context context)Pass a context. PublicScroller(context context, interpolator interpolator)Pass a context, a custom scrolling method. Control the degree of speed.The main methods of Scroller are:Public voidStartscroll(int startX, int starty, int dx
Scroller class
The Scroller class encapsulates scrolling, calculates the position of the view scroll, sets the length of time the scroll occurs, and returns true if the Computescrolloffset function will return false at the end of the scroll.
Common functions:
public void Startscroll (int startx,int starty,int dx,int dy,int Duration): Sets the starting coordinates of the scroll, the distan
Said in front of the words:Why should you say scroller this class? What the hell is this class for? If you look at a ListView type of control then you will surely find that there is a Sroller class in it, in fact, it is to assist in recording and calculating the distance and velocity of our sliding. So that we can easily do some sliding and rebound animations when customizing the control, Why? Because the Sroller class has been calculated for you well
2 steps to be done, who you want to use for whom.First step: Panel div plus style= "Overflow:hidden"The second step: to scroll the DIV JS call the following:$ ("#ID"). Scroller ({ verticalscroll:true, horizontalscroll:false, autoenable:true});OK, look at the effect, haha ...Welcome to join the AppFrameWork Exchange Group: 333492644333492644333433349264492644App-framework Study--perfect solution to
Mainactivity as follows:Package Cc.ac;import Android.os.bundle;import Android.view.view;import android.view.view.onclicklistener;import Android.widget.button;import Android.widget.linearlayout;import android.app.activity;/** * Demo Description: * Call the Scrollto () and Scrollby () methods on ViewGroup. * * Verification Theory: * If a viewgroup (such as xxxlayout here) calls Scrollto (by) * Its content (that is, all its child view) will move. * * Reference: * 1 http://blog.csdn.net/wangjinyu501
, positive upward, negative number downward * * 2 Mscroller.getcurrx (Y) () * The new X offset as an Absol Ute distance from the origin. * The new Y offset as an absoluTe distance from the origin. * Returns the offset of the current scroll X (Y) direction * i.e. the method is for scrolling. * Coordinate direction: * Distance in x direction, positive to left, negative to right * y direction, positive upward, negative number down * * 3 invalidate () difference from postinvalidate () * Invalidate (
Android custom ViewPager (1) -- custom Scroller to simulate the animation process
I believe that the ViewPager component provided by the Android SDK is quite familiar to everyone, but ViewPager exists in support. in the v4 package, ViewPager does not exist in earlier android versions. How can we use sliding effects similar to ViewPager in earlier android versions? Here, we will continue to explore the custom components of andrid, and this blog post o
Android Scroller (1) -- View understanding and usage of scrollTo () calls, scrollerscrolltoMainActivity is as follows:
Package cc. uu; import android. OS. bundle; import android. view. view; import android. view. view. onClickListener; import android. widget. button; import android. widget. textView; import android. app. activity;/*** Demo Description: * understanding of scrollTo () and scrollBy () and the use of ** principles: * 1 in fact, the View h
Table-cell completes the left-side, right-side, left-side, and left-side la S, and table-cell la S.Use table-cell to complete the following la S (compatible with ie8 and later) 1. left-side fixed width-right-side adaptive
.left{
How to make two divs show side by side, two divs show side by side
Some time ago, when I was working on the interface, I wanted to implement a two-DIV side-by-side interface. Before doing this, I thought it was quite simple. I jus
1) STICKLR A side panel that utilizes CSS3 technology to implement. You can place various elements in this side panel , from the mail inbox to the custom form.
Home:
Http://plugins.jquery.com/project/Sticklr_Sticky_Side_Panel
Demo Address:
http://amatyr4n.com/codecanyon/sticklr/
2) Beautiful Slide
The original post is published in the Wisdom Podcast Forum, the Dark Horse Training programmer, Address:http://bbs.itheima.com/thread-167442-1-1.html Let's take a look at the slide menu effect:Above: initial status, Swipe, release open menuDid you build it? After reading this article, write this side-by-side menu, so easy for you!Did you build it? In fact, to write this
Reprint please indicate source: http://blog.csdn.net/lmj623565791/article/details/39670935, this article from: "Zhang Hongyang's Blog"1. OverviewAbout custom control side-slip has written two ~ ~ Today decided to change the one-way to two-way, of course, the simple changes before the code is not interesting, today will not only change the one-way before, but also add a slide-slip effect, to bring a number of different forms of two-way
Added a cool item to the ListView with a side-by-side deletion, by using the padding (left and right) property in the item layout as a negative value to hide the deleted button out of the screen. Then through the custom ListView overrides the ontouchevent through the finger coordinate point computation to handle the event, realizes the Itemview scroll, achieves the sliding to appear deletes the menu, in thi
1. OverviewAbout custom control side-slip has written two ~ ~ Today decided to change the one-way to two-way, of course, the simple changes before the code is not interesting, today will not only change the one-way before, but also add a slide-slip effect, to bring a number of different forms of two-way side-by-side menu, but rest assured that The code will be si
One, OpenVPN server-side configuration file details
################################################## Example of a server-side configuration file for OpenVPN 2.0 for multiple clients## This file is used for multi-client ## OpenVPN also supports stand-alone ## This configuration supports Windows or LINUX/BSD systems. Also, on Windows, remember to enclose the path in double quotes,# and use two backslashes,
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