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20 février 2006 1 20 /02 /février /2006 10:38


This is a Java Bean that allows to add buttons on the current Forms canvas at runtime.

Add GUI component at runtime

The Java code

Get the source code here

Forms configuration

. Copy the additem.jar file in the /forms/java directory
. Edit the /forms/server/formsweb.cfg file to add the jar file to the archive_jini variable


Implementation Class property


The properties you can set

Add a button

Set_Custom_Property( 'BLOCK.BEAN_ITEM', 1, 'ADD_BUTTON', 'button_settings' ) ;

Where button_settings is :

num_button, label, action_name, pos X, pos Y, Width, Height

Set_Custom_Property( 'BL.BEAN', 1, 'ADD_BUTTON', '1,Button 1, BT1,10,10,100,20' ) ;

Note : Notice that the Java coordinates are allways in pixels. So be careful if your form module coordinate system is set to a different setting (Points, Centimeters of Inch for example)

Set the Font

Set_Custom_Property( 'BLOCK.BEAN_ITEM', 1, 'SET_FONT', 'font_name,size' ) ;

Set_Custom_Property( 'BL.BEAN', 1, 'SET_FONT', 'Arial,10' ) ;

Set the background and foreground colors

Set_Custom_Property( 'BLOCK.BEAN_ITEM', 1, 'SET_FG_COLOR', 'r,g,b' ) ;
Set_Custom_Property( 'BLOCK.BEAN_ITEM', 1, 'SET_BG_COLOR', 'r,g,b' ) ;

The properties you can get

Get the last pressed button's action name

Varchar2 := Get_Custom_Property( 'BLOCK.BEAN_AREA', 1, 'GET_BT_PRESSED' ) ;

The events you can raise to Forms

A button have been pressed


The sample dialog

     . Download the additem.zip file
     . Unzip the file
     . Edit your /forms/server/formsweb.cfg file
     . Open the ADD_ITEM1.fmb module (Oracle Forms 9.0.2)
     . Compile all and run the module

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