ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

TwainSourceHeight (Function)
Returns the height (in millimeters) of the document captured by a Twain device.
ComboClose (Function)
Closes the drop-down list in a Combo Box control (simple or multi-column Combo Box control).
ThreadPriority (Function)
Returns or modifies the priority level of a thread.
MatRead (Function)
Reads the value of a matrix element.
TreeTypeItem (Function)
Checks the existence of an element in a TreeView control and returns its type (node or leaf) if the element exists.
MatReadColumn (Function)
Reads the value of all the elements found in a matrix column.
TreeSort (Function)
Sorts the elements found in a TreeView control.
MatReadLine (Function)
Reads the value of all elements found in a matrix row.
TreeDeleteAll (Function)
Deletes all elements from a TreeView control.
TwainState (Function)
Returns the status of the current source.
MatMultiply (Function)
Multiplies two matrices.
TreeDeleteChild (Function)
Deletes the children of an element from a TreeView control without deleting the element itself.
ThreadMode (Function)
Changes the management mode of threads.
MatNbColumn (Function)
Returns the number of columns found in a matrix.
TreeDelete (Function)
Deletes an element and all its "children" from a TreeView control.
TwainSourceWidth (Function)
Returns the width (in millimeters) of the document captured by a Twain device.
MatNbLine (Function)
Returns the number of rows found in a matrix.
TreeSelectPlus (Function)
Selects an element in a TreeView control.
TwainListSource (Function)
Returns the list of drivers for the Twain devices connected to the current computer.
MatFill (Function)
Initializes all the elements found in a matrix of a given size.
LoadWDL (Function)
Loads a library of WINDEV objects in memory (.WDL).
TreeSelect (Function)
Returns the full path of the selected element in a TreeView control.
TwainSelectSource (Function)
Displays a standard dialog box used to list the different Twain devices available on the current computer.
MatFloatAdd (Function)
Adds a value to each matrix element.
SaveParameter (Function)
Saves a persistent value in the registry or in another file specified by InitParameter.