ItemChanged Event
Return codes
Return Code |
Action |
0 |
Accept the data value |
1 |
Reject the data value |
2 |
Reject the data value but let the focus change |
Populating Dropdown DataWindows
When are DDDWs populated automatically?
- A Retrieve() is issued and the DDDW does not have a result set
- A row is Inserted
DataWindow Script Techniques
How do I set a property for an entire column?
Modify(“shft_id.visible = 0”)
Modify(“shft_desc.protect = 1”)
System Functions
Evaluate( )
The evaluate( ) function is available for use with Describe( ). Evaluate( ) lets you evaluate DataWindow expressions within a script using data in the DataWindow. It has the following syntax:
InterDataWindow Communication
RowsCopy
RowsCopy will copy the contents of one datawindow/datastore to another. The RowStatus flags for each row will be NewModified!
Row Selection
GetSelectedRow(long)
Reports the number of the next highlighted row after a specified row in a DataWindow control or DataStore object. Argument is the row after which you want to search for the next selected row. Specify 0 to begin searching at the first row
Dynamic DataWindows
How do I build a DataWindow dynamically?
- Build the SQL statement for the DataWindow object as a string and describe he form and presentation style of the DataWindow object
- Associate the new DataWindow object with a DataWindow control
Printing a DataWindow
Print Events
- PrintStart
- PrintPage
- PrintEnd
In the PrintPage event, a RETURN 1 will skip the next page to be printed.
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