ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

The Spreadsheet control
Spreadsheets are one of the most used office tools......
The planes in WEBDEV
The planes are used to group the controls of an element......
13. Print: Reports
WINDEV reports...
Unalterable data files
This feature is used to signal that a data file cannot be modified after writing......
Optional events
By default, the codes available in the code editor correspond to the most common codes......
AAF: Sort/Search/Filter on the columns of Table controls
HeaderVisible (Property)
The HeaderVisible property allows you to get and set the visibility status of the row and column headers in the layout of an XLS document.
<Source>.SeekLast (Function)
Sets the position on the last file record whose value for a specific item is less than or equal to a sought value.
ImageWidth (Property)
The ImageWidth property gets and sets the width of the image section displayed in an Image control or in the background of a Chart control.
FilterCondition (Property)
The FilterCondition property allows you to know the selection condition set by HFilter on a data file, HFSQL view or query.
The "Business rules" pane
The "Business rules" pane displays the list of business rules associated with the project......
DisplayFormat (Property)
The DisplayFormat property gets and sets the expected display format for a given text: plain text, RTF or Markdown.
IgnoreError (Property)
The IgnoreError property gets and sets the different certificate errors ignored by the HTML Display and WEBDEV Page controls.
DriveUploadDirectory (Function)
Envoie un répertoire (présent sur la machine de l'utilisateur) vers un disque distant....
How to create a menu?
5. Project configuration
<Source>.ReadSeek (Function)
Sets the position on the first record whose value for a specific item is greater than or equal to a sought value (generic search).
Errors while managing data files
When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError......
Creating a WINDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective......
<Chart>.PieStartAngle (Function)
Indicates the start angle of first section in a Pie chart, Semi-circular chart or Donut chart.
Error (Function)
Displays a custom error message in a system error window.
nWDSetCallbackNext
Set the "callback" called when using the WDKEY and RETURNWDKEY keywords for the next window to open (in C, Pascal and Visual Basic only)......
RightClick (Property)
The RightClick property gets and sets the name of the Button control that will be executed when an object is right-clicked.
MmoPackMethod (Property)
The MmoPackMethod property sets the compression mode of a MMO file (containing text and binary memos) associated with a data file.
BitmapInfo (Function)
Retrieves the characteristics of an image file or the characteristics of a PDF file : format, width and height, number of bits per pixel....