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Control a row in a grid based on other row
Message
From
13/05/2008 11:02:00
 
 
To
12/05/2008 16:13:15
General information
Forum:
Visual FoxPro
Category:
Forms & Form designer
Environment versions
Visual FoxPro:
VFP 8 SP1
OS:
Windows XP SP2
Miscellaneous
Thread ID:
01316474
Message ID:
01316653
Views:
24
Stefan

Your example answered my question but my problem is bit more complex. I have many parent-child relation in the same grid.

So far, I don't think setall() going to work for this problem. Let me work on it some more and let you know what happened. I will put more details if still need help.

Thanks


>>Can I control a row in a grid based on selection on other row in the grid.
>>
>>for example, I have data in a grid row (table column) that points to another row in the grid and I wish to do something with this row (disable, change color) based on data in other row (flag =true)
>>
>>is that possible? is there a setall() magic in the grid to accomplish this?
>
>To expand on Naomi's reply - one way might be to store yourGrid.Recordsource's current key value in some property in yourGrid.AfterRowColChange(), and then evaluate that property in an expression stored in a yourGrid.Dynamic* property.
>
>The example.prg below is an older one, does it do what you want?
>
>
>hth
>-Stefan
>
>
>LOCAL oForm as Form
>oForm = CREATEOBJECT('TestForm')
>oForm.Show(1)
>RETURN
>
>DEFINE CLASS TestForm as Form
>	CurrentValue = 0
>	AutoCenter = .T.
>	PROCEDURE Load
>		CREATE CURSOR temp (test Int)
>		LOCAL i
>		FOR i = 1 TO 5
>			INSERT INTO temp VALUES (1)
>			INSERT INTO temp VALUES (2)
>			INSERT INTO temp VALUES (3)
>		ENDFOR
>		GO TOP
>	ENDPROC
>
>	ADD OBJECT grdTest as Grid WITH ;
>		Left = 10, Top = 10, ;
>		Width = 350, Height = 220, ;
>		Anchor = 15, ;
>		RowSource = 'temp', ;
>		ColumnCount = 1
>	PROCEDURE grdTest.Init
>		This.SetAll('DynamicForeColor','This.DynamicX()','Column')
>	ENDPROC
>	PROCEDURE grdTest.DynamicX
>		LOCAL lnColor
>		lnColor = RGB(0,0,0)
>		IF temp.test = Thisform.CurrentValue
>			lnColor = RGB(255,0,0)
>		ENDIF
>		RETURN m.lnColor
>	ENDPROC
>	PROCEDURE grdTest.AfterRowColChange(nColIndex)
>		Thisform.CurrentValue = temp.test
>		This.Refresh()
>	ENDPROC
>ENDDEFINE
>
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