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Thread: Check Boxes in forms

  1. #1
    Join Date
    Jun 2002
    Posts
    10

    Check Boxes in forms

    Hi all,

    Forms version 6i and database 8i
    I have a situation that I have a Table name "EMP"

    I need to do create a multilevel items and display 20 records per page

    My layout is execute all records

    Checkbox Empno, Empname, Sal, Hiredate and Scrollbar
    1
    2
    3
    4
    5
    6
    Delete---Button

    If user selects like checkboxes next to 2,3,5

    when user press the Delete button those 3 records which are checked should be deleted from database based on Empno

    any code is helpful

    Thanks

  2. #2
    Join Date
    May 2002
    Posts
    2,645
    You can use this code snippet to get an idea how to loop through records - this is from a form that assigns roles to users.

    Code:
         -- Changing a role only
            IF (:user_acc.password IS NULL AND failed_validation = FALSE) THEN
               good_password := 0;  
            END IF;
            -- Check for at least one User Role assignment
            go_block( 'user_roles' ); 
        
            -- Loop thru records and make sure at least one is checked
            First_Record;
            LOOP
               IF (:user_roles.assigned = 'Y' ) THEN
                  role_set := TRUE;
               END IF;
               EXIT when :system.last_record = 'TRUE';
               Next_Record;
            END LOOP;
        
            -- If all roles were deleted raise Alert
            IF (role_set = FALSE ) THEN
               RAISE no_role;
            END IF; 
    
            First_Record;  
            LOOP  -- Loop thru each role assignment
                -- If user CHECKS a Role --> box ON
                IF ( :user_roles.assigned = 'Y' and :user_roles.old_assigned = 'N') THEN
                    
                    forms_ddl( 'grant ' || :user_roles.role || ' to ' || :user_acc.user_acc );
                    IF not Form_Success THEN
                      MESSAGE ( 'ERROR: GRANT ' || :user_roles.role || ' TO USER ' 
                              || :user_acc.user_acc || ' FAILED !!!' );
                      RAISE form_trigger_failure;
                    END IF;
                     
                 EXIT when :system.last_record = 'TRUE';
                 Next_Record;
    
                 -- If user UNCHECKS box
                 ELSE
                    IF ( :user_roles.assigned = 'N' and :user_roles.old_assigned = 'Y' ) THEN
                          
                       forms_ddl( 'revoke ' || :user_roles.role || ' from ' || :user_acc.user_acc );
                          IF not Form_Success THEN
                             MESSAGE ( 'ERROR: REVOKE ' || :user_roles.role || ' FROM USER ' 
                                        || :user_acc.user_acc || ' FAILED !!!' );
                             RAISE form_trigger_failure;
                          END IF;
                    END IF; 
                    EXIT when :system.last_record = 'TRUE';
                    Next_Record;  
                 END IF; 
             END LOOP;
             validate_all_blocks;
             change_default_license;
             go_item ( 'user_acc.user_acc' );
             IF (good_password > 0 OR failed_validation = TRUE OR role_set = FALSE) THEN
                    MESSAGE ('Account for user ' || :user_acc.user_acc || ' was not modified.');
             ELSE
                    MESSAGE ('Modified user ' || :user_acc.user_acc || ', transaction complete.');
             END IF;
                 
                 
      ELSE
         MESSAGE ( 'ERROR: USER ' || :user_acc.user_acc || ' DOES NOT EXIST !!!' );

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