javascript combobox

user to the control of the selection to make any changes occurred. This "Any" includes: the mouse clicks, obtains the focal point the direction key to choose up and down. (Original content, Elig starting in the blog park, reproduced please indicate the source) In my question, selectedindexchanged,selectedvaluechanged does not work correctly because the same code cannot handle the item of index = 0 in both events. or the value of selectedvalue is ambiguous. Starting with index = 1, the selec

WinForm combobox Control bind DataTable and implement Fuzzy query, display drop-down list, too many cases on the net, is not what I need, study without Dev also can achieve good results.No more nonsense. Direct Code plus picturesLook first.NO1. ComboBox binding Data Source private void Bindpapercodea () { ///bind data when deleting SelectedIndexChanged cmbpapercode.selec

When combobox is used, it has a hiddenName attribute, which is used to submit the value of value in combobox.Assume that the Id of a combobox is comboId, and the value of the hiddenName attribute is hiddenValue,Use Ext. get ('comboid'). dom. value to obtain the text value of the selected item in combobox,The value to be submitted in

During the development process, you may encounter the problem that enlarging or narrowing down the window size in IE will cause the two components to disappear and will not report any errors and will be normal in other browsers. Through this article, you will learn how to solve this problem. Preface As the basic Form component of Ext JS, there is no difficulty between the two. However, during the development process, the IE browser zoomed in and reduced the window size, leading to the disappea

has been used in the Easyui, some unknown small knowledge points, and June Mutual encouragement:1.combobox Set Height: Use the Panelheight property;2.combobox itself with "auto-complete" function, but in the browser is limited, in Firefox, its auto-completion function is not immediately realized, but need to hit enter or something else, but in other browsers, such as 360 or Google, the automatic completion

Pen to write the text before, first to remind himself, because always remember, and even the great God colleagues began to use "despise" the eyes of their own- encountered problems, their own to solve, no problem is solved, do not seriously work hard before you go to trouble big God colleagues, remember! The same problem, hope really can remember, remember! Do you remember to use the ComboBox in Easyui? The effect is Jiangzi drop:Ordinary use of the

ComboBox with the Treeview drop-down control Yes, as the title says, it is a Treeview in the drop-down box, but why do we need such controls? As a matter of fact, I have encountered this kind of requirement many times, for example: When you encounter Hierarchical DataLet the user select a node on the treeTreeview is required, but the interface does not have enough space.Used for options that are not frequently modifiedWhen a dialog box looks too cumb

I found a lot of information on the Internet, and finally debugged the function to read the project name. The specific optimization has no time to get it. It is worth noting that the value of ComboBox should be cleared by preprocessing when the page is returned, that is, the value of ComboBox should be refreshed; otherwise it will lead to repeated This. combox. Items. Clear (); The Code is as follows: View

{"total":28,"rows":[{"productid":"FI-SW-01","productname":"Koi"},{"productid":"K9-DL-01","productname":"Dalmation"},{"productid":"RP-SN-01","productname":"Rattlesnake"},{"productid":"RP-LI-02","productname":"Iguana"},{"productid":"FL-DSH-01","productname":"Manx"},{"productid":"FL-DLH-02","productname":"Persian"},{"productid":"AV-CB-01","productname":"Amazon Parrot"}]} The Json format of combobox loading is as follows: [{"productid":"FI-SW-01","produ

Embed Combobox and easyuidatagrid in the DataGrid of EasyUI When working on the project, you need to embed Combobox in the DataGrid of EasyUI. After several days, with the help of everyone, you can finally see how it looks like: The core code is as follows: In the Combobox editor, the data source url: '/News/returnisenableddata' corresponds to the method

When writing Winform programs, we encountered a conflict between the comboBox binding event and the index item change event, that is, the error "the item set cannot be modified after the DataSource attribute is set". We checked a lot online, most people say that the index item is changed to a non-empty judgment, and another guy adds a successful binding status to assist in the judgment, but I did find that it was not enough, later I met a dude who hel

When combobox is used, it has a hiddenName attribute, which is used to submit the value of value in combobox.Assume that the Id of a combobox is comboId, and the value of the hiddenName attribute is hiddenValue,Use Ext. get ('comboid'). dom. value to obtain the text value of the selected item in combobox,The value to be submitted in

Document directory Html Script Description JQuery. combobox is a lightweight jQuery plugin which transforms a textbox into a combobox, so users can enter text or select from supplied options. It cocould be called more than once on the same textbox, However only the first time calling counts -- which means you can't change the suggestions once the combobox i

How to solve the problem that the manual input of the easyui custom label datagrid edit combobox cannot be saved, Use the onEndEdit event (this event can get the editor object, and the onAfterEdit event cannot get the Editor object)Use the editor to obtain and save the input data. int ci = 0;for(Column col : columnList ){for(Combobox cbb : col.getCombobox()){if(cbb != null){str += "var ed" + ci + " = $j(\"#

ComboBox contains three items: 1, 2, and 3. 1 is selected for 1st times, and all four events are triggered. When I select 1 again, 4 does not appear, and 3, 2, and 1 both appear. Private void combobox#selectedindexchanged (Object sender, eventargs E) { MessageBox. Show ("1 "); } Private void combobox#selectedvaluechanged (Object sender, eventargs E) { M

In practice, we found that the selectedindex value can be used to obtain selectedvalue when ComboBox is automatically selected; The selectedtext value can be used to leave selectedvalue empty when ComboBox is automatically selected. That is This. combobox1.selectedindex = This. combobox1.findstring (room ); In this way, the combobox1.selectedvalue value is obtained. This. combobox1.selectedtext = room; In t

This bug found when investigating a strange system exception occurs when you select one item in ComboBox,ProgramIn the selectindexchanged event, an error occurs when the user selects to refresh the data. After tracing debugging, it is found that the value of selectedvalue is inconsistent with the selected item. But why is such a strange error?After investigation, we found that the ComboBox sorted attribut

Recently developed jquery in IE10, a summary of the incompatibility of ComboBox multiple selections in jquery. When you set the property "Multiple:true" to ComboBox, IE10 cannot complete the multiple selections, and the error is as follows: Copy Code code as follows: function _7e8 (_7e9,_7ea) { var _7eb=$.data (_7e9, "ComboBox"); var opts=_7e

：Icon(function ($) {//Initialize Clear button function Initclear (target) {varjq=$ (target); varopts=jq.data (' combo ') .options; varcombo=jq.data (' combo ') .combo; vararrow=combo.find (' Span.combo-arrow '); varclear= Arrow.siblings ("Span.combo-clear"); if (Clear.size () ==0) { //Create a purge button. clear=$ (' HTML code JS code $ (' #myselect '). ComboBox ({Required:true,editable:false}). ComboBox (

ComboBox control data binding method The ComboBox control has different attributes in Silverlight3 and Silverlight4 and is used in Silverlight4. Bind a ComboBox control or ListBox control Set the DataSource property to a data source object. Possible data sources include data tables, data views, datasets, data view managers, arrays, or any class that implements th