{ This demo shows the use of a touch buttons. } program touchbutton; uses strings,xforms; var form : PFL_FORM; valobj,obj : PFL_OBJECT; value : LongInt; Procedure show_val(ob : PFL_OBJECT;delta : Longint);cdecl; var st : string[32]; begin value:=value+delta; str(value,st); st:=st+#0; fl_set_object_label(valobj, @st[1]); end; begin fl_initialize(@argc, argv, 'FormDemo', nil, 0); form := fl_bgn_form(FL_UP_BOX,360,140); obj := fl_add_button(FL_TOUCH_BUTTON,50,30,40,30,'@<<'); fl_set_object_boxtype(obj,FL_FRAME_BOX); fl_set_object_color(obj, FL_COL1, FL_INDIANRED); fl_set_object_callback(obj, PFL_CALLBACKPTR(@show_val),-5); fl_set_button_shortcut(obj,'1'#0, 0); obj := fl_add_button(FL_TOUCH_BUTTON,90,30,40,30,'@<'); fl_set_object_boxtype(obj,FL_FRAME_BOX); fl_set_object_color(obj, FL_COL1, FL_INDIANRED); fl_set_object_callback(obj, PFL_CALLBACKPTR(@show_val),-1); fl_set_button_shortcut(obj,'2'#0, 0); obj := fl_add_box(FL_BORDER_BOX,130,30,100,30,''); valobj:=obj; fl_set_object_color(obj,FL_LEFT_BCOL,FL_LEFT_BCOL); obj := fl_add_button(FL_TOUCH_BUTTON,230,30,40,30,'@>'); fl_set_object_boxtype(obj,FL_FRAME_BOX); fl_set_object_color(obj, FL_COL1, FL_INDIANRED); fl_set_object_callback(obj, PFL_CALLBACKPTR(@show_val),1); fl_set_button_shortcut(obj,'3'#0, 0); obj := fl_add_button(FL_TOUCH_BUTTON,270,30,40,30,'@>>'); fl_set_object_boxtype(obj,FL_FRAME_BOX); fl_set_object_callback(obj, PFL_CALLBACKPTR(@show_val),5); fl_set_object_color(obj, FL_COL1, FL_INDIANRED); fl_set_button_shortcut(obj,'4'#0, 0); obj := fl_add_button(FL_NORMAL_BUTTON,220,90,100,30,'Exit'); fl_end_form; fl_show_form(form,FL_PLACE_CENTER,FL_NOBORDER,'Touch Buttons'); fl_do_forms(); end.