drag and drop app builder open source

Dropzone.js is an Open-source JavaScript library that provides AJAX asynchronous file uploads, supports drag-and-drop files, supports maximum file size, supports setting file types, supports preview upload results, and does not rely on jquery libraries. Effect Demo Source

subclasses by where condition, show only categories (level one)$sql = ' Select A.id,a.parentid,a.name,a.sort,count (b.id) as Count from Product_classify as a ';$sql. = ' LEFT join Product_classify as B on b.parentid=a.id where a.parentid=0 ';$sql. = ' GROUP by a.id Order by A.sort ';$query =mysql_query ($sql);if (mysql_num_rows ($query)) {while ($arr =mysql_fetch_array ($query)) {Echo ' '; echo " $arr [Name] ($arr [count]) ";$sql = "Select A.id,a.name,a.sort from Product_classify as a

A level Two directory is often encountered in development projects. For example, the article module, product modules, many should be based on the two-level classification form. and the ordinary solution to sort the scheme, whether it is a level classification, or multi-level classification, are by the administrator in the background manually edit the peer category sorting values to set the order, based on the size of the value of the decision to display the sequence. This way of operation is rat

in 2.4. 2.6 Why do you want to put this normal.setempty () after the drag-and-drop has returned to its original position? What is the intention of it? Think carefully, found that the normal set of the upper left and right bottom four values, is satisfied with 2.4 of the two conditions will have a specific value. So there are two different kinds of rect for this normal. Top left and right bottom four value

It 's written in front of you. In the previous article to achieve through the layout of the pump to get different layout for the ListItem layout, and then realize the contact ListView, this chapter is to do is drag ListView item, this chapter is based on the principle of a blog, Previous blog: Custom adapter and edit each item through layout pump layoutinflater crawl Layout template Implementation of the effect diagram Description First of all

subclasses by where condition, show only categories (level one)$sql = ' Select A.id,a.parentid,a.name,a.sort,count (b.id) as Count from Product_classify as a ';$sql. = ' LEFT join Product_classify as B on b.parentid=a.id where a.parentid=0 ';$sql. = ' GROUP by a.id Order by A.sort ';$query =mysql_query ($sql);if (mysql_num_rows ($query)) {while ($arr =mysql_fetch_array ($query)) {Echo ' '; echo " $arr [Name] ($arr [count]) ";$sql = "Select A.id,a.name,a.sort from Product_classify as a

large circle from a small circle/** The following 2 properties are invalid when you set another constraint or frame yourself * * **/@property (nonatomic) uiedgeinsets edgeinsets;//offset to the upper-right corner of the parent view, default Uiedgeinsetszero@property (nonatomic) lfbadgetype type;/** Drag to clear the callback (set this to have a drag effect)*/@property (nonatomic, copy)void(^clearblock) (vo

Http://blogold.chinaunix.net/u3/108571/showart.php? Id = 2514498 Idea of open-source C ++ Builder Target Operating System: reactosReact Operating SystemDevelopment Environment OS:Windows XP Development Tool: Borland C ++ Builder 6.0 Reference source code:Open Watcom c-c ++Fr

Preface In the previous article, we implemented the listitem layout through the layout pump, and then implemented the ListView for contacts. What we need to do in this chapter is to drag and drop the items of the ListView, this chapter is based on the previous blog. The previous blog: Custom Adapter and LayoutInflater capture the layout template to edit each item. Implementation Description First, we can

This article mainly introduces jquery plug-in. dragscale. js implements the drag-and-drop method to change the element size, involving jquery's response to mouse events and techniques related to page element dynamic operations. The demo source code is included for readers to download and reference, for more information about jquery plug-in, see the following exam

JQuery implements the drag-and-drop wishing wall effect [Download demo source code] And jquerydemo This article describes how jQuery achieves the drag-and-drop wishing wall effect. We will share this with you for your reference. The details are as follows: Run the following

The drop-down refresh list of third-party open-source frameworks (commonly used QQ )., Open-source framework PullToRefreshListView is a third-party open-source framework, which is used

Complete jquery drag-and-drop effect example (with demo source code download), jquerydemo This document describes the drag and drop effects implemented by jquery. We will share this with you for your reference. The details are as follows: The running effect is as follows: C

= event.getx (); y = event.gety ();It can be seen in the ontouchevent, the main work is recorded, sitting punctuation calculation or in the Calculate () method (but here also simple calculation of the control point coordinates (anchorx,anchory), in fact, this can also be put into the calculate inside). Other than thatInvalidate () method I think it's better to put it in the end. But nothing serious, that is, a little behind a point, you do not feel at all.and the Calculate () method in

2015-12-8Open Source Project one:superframework.netPersonal development process in the accumulation of the class library and related technology, the latter will continue to supplement, perfect.: Http://pan.baidu.com/s/1qXdlKnE"If the download link is not available, please contact the author, qq:3080400049"Zcn.net Automation Project Builder Core Architecture diagram technical research directi

60 Open Source Cloud Applications "Part 3" (The Open source app you Can use in the cloud)This article is translated from http://www.datamation.com/open-source/60-

60 Open Source Cloud Applications "Part 1" (The Open source app you Can use in the cloud)This article is translated from http://www.datamation.com/open-source/60-

Imitation UC weather drop-down and drop-down eye head fade in and out-third-party open source -- PullLayout, uc -- pulllayout Android-PullLayout is a third-party open source project on github, the project home page is: https://gi

Open Source: Android app Novice Guides Open source ControlWhen an app first touches a user or has a large version update, the user is often the novice guide, and a good beginner's guide often makes it easy for new users to quickly

First, write in frontLove the school push like its name, is a campus information push communication platform, so many home-school interactive Software, you chose me, this is my lucky.From the first blog to write a blog to now, I once again to improve the quality of the blog and the readability of the code, are for you, because there are you, just me. I am from one of the demo to start from 0 to do this app, all the way through the difficulties and har