ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Create an insert query
An insert query (corresponding SQL statement...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ...
Joins between the data files of a select query
When several data files are used in a query, the query editor automatically searches for the links between these files defined in the analysis...
Selection conditions of a query
The selection conditions of records are applied to the items used in the queries...
HSuggestKey (Function)
Returns a list of keys to add to data files to improve query performance.
Query: Displaying the records corresponding to a given period
When a "Date" item is found in the query, you have the ability to only select the records corresponding to a given period...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
HSuggestKeyEnd (Function)
Finishes collecting information on executed queries.
Items used in a select query
A query created in the query editor can contain several types of items...
Sort order of records found in a select query
To make the result of a query easier to read, the records can be sorted according to one or more items...
Example for creating a select query
This help page explains how to create two select queries...
Result of a query in test mode
After its execution in test mode (see Running the query test), the result of the query can be...
Carrying over the differences from an element to another one
The project comparator is used to compare two elements and to list the differences found...
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query...
Describing a query
Once a query is created, all the characteristics of this query can be modified at any time...
Project comparator
Comparing two windows (two pages, two reports, two classes, ...
Test of a query
The query editor allows you to run the test of query result...
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
Operations performed on state-transition diagrams
The following paragraphs explain......
2. Creating files in the analysis
WINDEV Tutorial: Creating a WINDEV project and its analysis Lesson 2 - Creating files in the analysis - 40 min
Creating and distributing Active WEBDEV Pages
To transform a page in Session mode into an Active WEBDEV Page:...
The Dashboard control
Dashboards are essential elements in an application......
The "dynamic" Tab control
The "Dynamic tab" Tab control is used to display several windows in the same window......
TableDisplay (Function)
Refreshes a Table or TeeeView Table control from a given position: for a control linked to a file: changes made in the linked data file are reflected in the control. for a control handled programmatically: the calculated columns are re-calculated....
HChangeDir (Function)
Changes the path to a data file (i.e. directory in which the file will be handled).
Responsive Web Design: Managing a header bar
This help page explains how to create a page containing a header bar in Responsive Web Design mode......
ScreenToSource (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
PageToSource (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
SourceFromPage (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
WDMap: Overview
WDMap is a tool used to view and handle a data file while developing an application......
IFrame control
IFrame is an HTML concept......
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
PostMessage (Function)
Sends a Windows message to a control or to a window.
XInitial (Property)
The XInitial property is used to: Get the X-coordinate: of a control (position on the X-axis) when opening the window or the page. of a window (position on X-axis) when opening the window. Change the X-coordinate of a control anchored "to the right" (position on the X-axis) when opening the window. Get the X-coordinate of a control in relation to its block (position in millimeters on the X-axis) when opening the report....
Manipulating WEBDEV menu options
The context menu of menu options allows you to perform all the operations required to define a drop-down menu......
Using data from an external database
WINDEV Tutorial - External database Using data from an external database - 40 min
Window for quick selection
You are searching for a project element? You only know part of its name? Press [CTRL]+[E] to open the quick selection window......
Creating a table in a report
Tables can be created in a report......
ScreenToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
WDReplic: Overview
WDReplic is a tool used to manage the replication of data between several computers that use the same application......
Creating your own User Macro-Codes
The User Macro-Codes are sections of WLanguage code allowing the end user to customize his application......
Creating and using a REST Webservice
A REST WebService is a program hosted on a server containing functions accessible via HTTP requests......
The Check Box control
A Check Box can correspond to......