, ENABLED, property_on);Set_item_property (itemid, navigable, property_on);If the item is neither a display item or a button then also set:Set_item_property (itemid, queryable, property_on);Set_item_property (itemid, insert_allowed, property_on);Set_item_property (itemid, updateable, property_on);REQUIREDApp_item_property.set_property (itemid, required,property_on);is equivalent to:Set_item_property (itemid, REQUIRED, property_on);If the item is a currently hidden, no action is taken.Transferred
D:\Oracle\DevSuiteHome_1\j2ee\DevSuiteProblem Two: Problem two is on the basis of problem one, after the operation of the solution to the problem, run the form again, there will be browser crashes.Workaround:Step One: Locate the Jinit folder in the Developer Suite installation directory (for example: C:\DevSuiteHome\jinit) and install the Jinit.exe application.Step two: In the Open Oracle Forms Builder, cli
1. Declare the handler function and the message map in the form's header file. h, for example:[CPP]View PlainCopy
Class TForm1: Public tform
{
...
void __fastcall handledropfiles (tmessage Owner;
...
Begin_message_map
Message_handler (Wm_dropfiles,tmessage,handledropfiles)
End_message_map (Tform)
};
2. In the form's implementation file. CPP, add the codeIn the Formcreate event response:[CPP]View PlainCopy
void __fastcall tform1::formcreate
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