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56 lines
1.3 KiB
ObjectPascal
56 lines
1.3 KiB
ObjectPascal
{ This demo shows the use of a positioner. }
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program positioner;
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uses xforms;
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var
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xval, yval : PFL_Object;
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{ callback routine }
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Procedure Do_position (ob :PFL_OBJECT; q : longint);
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var
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st : string [30];
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begin
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str(fl_get_positioner_xvalue(ob),st);st:=st+#0;
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fl_set_object_label(xval,@st[1]);
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str(fl_get_positioner_yvalue(ob),st);st:=st+#0;
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fl_set_object_label(yval,@st[1]);
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end;
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procedure positioner_cb(ob :PFL_OBJECT; q : longint);cdecl;
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begin
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Do_Position (ob,q);
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end;
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var
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form : PFL_FORM;
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thepos, button : PFL_OBJECT;
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begin
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fl_initialize(@argc, argv, 'FormDemo', nil, 0);
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form := fl_bgn_form(FL_UP_BOX,400,280);
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thepos := fl_add_positioner(FL_NORMAL_POSITIONER,40,40,200,200,'');
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fl_set_positioner_xbounds(thepos,0,1);
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fl_set_positioner_ybounds(thepos,0,1);
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fl_set_object_callback(thepos,PFL_CALLBACKPTR(@positioner_cb),0);
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xval := fl_add_box(FL_DOWN_BOX,270,40,100,30,'');
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yval := fl_add_box(FL_DOWN_BOX,270,90,100,30,'');
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fl_set_object_color(xval,FL_COL1,FL_COL1);
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fl_set_object_color(yval,FL_COL1,FL_COL1);
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button := fl_add_button(FL_NORMAL_BUTTON,270,210,100,30,'Exit');
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fl_end_form();
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fl_show_form(form,FL_PLACE_CENTER,FL_NOBORDER,NiL);
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Do_position(thepos,0);
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fl_do_forms;
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fl_hide_form(form);
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end.
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