Perfect Steven, thanks very much
Steven M. Cherry wrote:
>
> You could use an array/object to hold all of your fields:
>
> var field_array = [];
>
> for(var i=1; i<=total_field_sets; i++){
> ...
> var field = new ftmDataEntryTextfield(...);
> if(i<=25){
> ...
> field.setLeft(left_col_booking_ref_x);
> splitpane.addLeft(..., field,...);
> } else {
> ...
> field.setLeft(right_col_booking_ref_x);
> splitpane.addRight(..., field,...);
> }
> var field_name = "booking_ref_" + i;
> field_array[field_name] = field;
> }
>
> ...
>
> for(var i=1; i<=total_field_sets; i++){
> // reconstruct the field name:
> var field_name = "booking_ref" + i;
> // look up the field from the array:
> var field = field_array[field_name];
>
> // access data in the field:
> field.setValue( ... );
> }
>
> and so on. You get the idea. This can then be extended to sets of
> arrays for labels, fields, attributes, etc.
>
> Thanks,
>
> Steven
>
> On Wed, 2008-01-16 at 14:44 -0800, Aaron Cooper wrote:
>> Hi there, I've been playing with this for a day, and the form actually
>> displays correctly, but I am unable to access each new field at a later
>> stage for populating with data in another loop.
>>
>> What I have is a form where the user can insert up to 50 passenger names.
>> Rather than define and add each field individually, I created the
>> following
>> loop:
>>
>> // Iterate through a loop to add many field sets
>> var current_y_pos = 25;
>> for(var i=1; i<=total_field_sets; i++) {
>> // If we are up to item field set 26, we are shifting columns, so set
>> the y pos to the top again
>> if(i == 26) {
>> current_y_pos = 25;
>> }
>>
>> var number_lbl_var = 'lbl_number_' + i;
>> var fname_var = 'pax_fname_' + i;
>> var sname_var = 'pax_sname_' + i;
>> var booking_ref_var = 'booking_ref_' + i;
>>
>> var number_lbl_var = new
>> ftmDataEntryFieldLabel(number_lbl_var,current_y_pos,i);
>> var fname_var = new
>> ftmDataEntryTextfield(fname_var,current_y_pos,125);
>> var sname_var = new
>> ftmDataEntryTextfield(sname_var,current_y_pos,125);
>> var booking_ref_var = new
>> ftmDataEntryTextfield(booking_ref_var,current_y_pos,100);
>>
>> if(i<=25) {
>> left_col_number_x
>> number_lbl_var.setLeft(left_col_number_x);
>> fname_var.setLeft(left_col_fname_x);
>> sname_var.setLeft(left_col_sname_x);
>> booking_ref_var.setLeft(left_col_booking_ref_x);
>>
>> splitpane.addLeft(eval(fname_var),eval(sname_var),eval(booking_ref_var),eval(number_lbl_var));
>> } else {
>> number_lbl_var.setLeft(right_col_number_x);
>> fname_var.setLeft(right_col_fname_x);
>> sname_var.setLeft(right_col_sname_x);
>> booking_ref_var.setLeft(right_col_booking_ref_x);
>>
>> splitpane.addRight(eval(fname_var),eval(sname_var),eval(booking_ref_var),eval(number_lbl_var));
>> }
>>
>> current_y_pos = current_y_pos + 25;
>> }
>>
>> This works fine. However I have this block further down the page for
>> populating the form when it loads:
>>
>> var editDataAjax = new sack();
>> editDataAjax.reset();
>> editDataAjax.requestFile = "ajax/get_all_passengers.php";
>> editDataAjax.method = 'post';
>> editDataAjax.encVar("booking_id", edit_booking_id);
>> editDataAjax.onCompletion = whenGetChargeDataComplete;
>> editDataAjax.runAJAX();
>>
>> function whenGetChargeDataComplete() {
>> passenger_string = editDataAjax.response;
>> passenger_array = passenger_string.split('*EOR*');
>>
>> for(var i=0; i<passenger_array.length; i++) {
>> if(passenger_array[i] != '') {
>> var passenger = passenger_array[i].split('*EOF*');
>> eval('pax_fname_' + (i+1)).setValue(passenger[1]);
>> }
>> }
>> }
>> // End of obtaining data
>>
>> The data is also being obtained correctly too.
>>
>> I can see that the problem lies in the second block where the fields are
>> defined:
>>
>> var number_lbl_var = new
>> ftmDataEntryFieldLabel(number_lbl_var,current_y_pos,i);
>> var fname_var = new
>> ftmDataEntryTextfield(fname_var,current_y_pos,125);
>> var sname_var = new
>> ftmDataEntryTextfield(sname_var,current_y_pos,125);
>> var booking_ref_var = new
>> ftmDataEntryTextfield(booking_ref_var,current_y_pos,100);
>>
>> Obviously all the fields are named the same despite me setting them up
>> before hand. I have tried
>>
>> var eval(number_lbl_var) = new
>> ftmDataEntryFieldLabel(number_lbl_var,current_y_pos,i);
>>
>> But this only throws and error.
>>
>> Can anyone advise on how I should be doing this? I don't want to hard
>> code
>> each field, as there are 4 per passenger, and the client's requirement
>> may
>> change the number of passengers required.
>>
>> Cheers
>> Aaron
>>
>>
>>
>> --
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>>
>>
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