fpc/packages/forms/demo/longlabel.pp
1999-05-12 00:11:23 +00:00

59 lines
1.9 KiB
ObjectPascal

{ Demo of the Use of a very long label }
program longlabel;
uses forms;
Const
label1 : pchar = 'This demo shows the use of some very'#10+
'long labels. The dynamic storage allocation'#10+
'for such long labels should guarantee that'#10+
'all of this works without any problem.';
{ This shows a funny bug in FPK 0.9.1 :) MVC.}
label2 : pchar ='This is the second string that should again'#10+
'be a bit larger such that a new, larger amount'#10+
'of storage has to be allocated for the label.'#10+
'This is of course no problem. By the way,'#10+
'dynamic allocation of storage saves a lot'#10+
'of memory because for most objects the label'#10+
'is much shorter than the 64 bytes that were'#10+
'allocated for it in the previous version of'#10+
'the Forms Library';
label3 : pchar ='And now back to the first one:'#10#10+
'This demo shows the use of some very'#10+
'long labels. The dynamic storage allocation'#10+
'for such long labels should guarantee that'#10+
'all of this works without any problem.';
var
form : PFL_FORM;
strobj, but : PFL_OBJECT;
begin
fl_initialize(@argc, argv, 'FormDemo', nil, 0);
form := fl_bgn_form(FL_UP_BOX,400,300);
strobj := fl_add_box(FL_DOWN_BOX,10,10,380,240,'Press Next');
fl_set_object_lsize(strobj,FL_NORMAL_SIZE);
but := fl_add_button(FL_NORMAL_BUTTON,160,260,80,30,'Next');
fl_end_form();
fl_set_form_hotobject(form, but);
fl_show_form(form,FL_PLACE_HOTSPOT,FL_TRANSIENT,nil);
fl_do_forms();
fl_set_object_label(strobj,label1);
fl_do_forms();
fl_set_object_label(strobj,label2);
fl_do_forms();
fl_set_object_label(strobj, 'Now we turn to a short label');
fl_do_forms();
fl_set_object_label(strobj,label3);
fl_set_object_label(but,'Quit');
fl_do_forms();
end.