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68 lines
1.6 KiB
ObjectPascal
68 lines
1.6 KiB
ObjectPascal
program invslider;
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uses xforms;
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type
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TFD_inv = record
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inv : PFL_FORM;
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sl : array[0..2] of PFL_OBJECT;
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done : PFL_OBJECT;
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vdata : pointer;
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ldata : longint;
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end;
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PFD_inv=^TFD_inv;
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var ui : PFD_INV;
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procedure invert_it(ob : PFL_OBJECT; data : longint);cdecl;
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begin
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if (fl_get_button(ob)<>0) then
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begin
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fl_set_slider_bounds(ui^.sl[0], 1.0, 0.0);
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fl_set_slider_bounds(ui^.sl[1], 1.0, 0.0);
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fl_set_slider_bounds(ui^.sl[2], 1.0, 0.0);
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end
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else
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begin
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fl_set_slider_bounds(ui^.sl[0], 0.0, 1.0);
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fl_set_slider_bounds(ui^.sl[1], 0.0, 1.0);
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fl_set_slider_bounds(ui^.sl[2], 0.0, 1.0);
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end;
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end;
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function create_form_inv : PFD_inv;
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var
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obj : PFL_OBJECT ;
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fdui : PFD_inv;
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begin
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new(fdui);
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fdui^.inv := fl_bgn_form(FL_NO_BOX, 245, 280);
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obj := fl_add_box(FL_UP_BOX,0,0,245,280,'');
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obj := fl_add_valslider(FL_VERT_SLIDER,20,30,35,230,'');
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fdui^.sl[0] := obj;
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obj := fl_add_valslider(FL_VERT_FILL_SLIDER,65,30,35,230,'');
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fdui^.sl[1] := obj;
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obj := fl_add_valslider(FL_VERT_NICE_SLIDER,115,30,35,230,'');
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fdui^.sl[2] := obj;
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fl_set_object_boxtype(obj,FL_FLAT_BOX);
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fl_set_object_color(obj,FL_COL1,FL_BLUE);
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obj := fl_add_button(FL_RETURN_BUTTON,160,235,75,30,'Exit');
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fdui^.done := obj ;
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obj := fl_add_checkbutton(FL_PUSH_BUTTON,165,30,75,35,'Invert');
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fl_set_object_callback(obj,PFL_CALLBACKPTR(@invert_it),0);
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fl_end_form;
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create_form_inv:=fdui;
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end;
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begin
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fl_initialize(@argc, argv, 'FormDemo', nil, 0);
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ui := create_form_inv;
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fl_show_form(ui^.inv,FL_PLACE_CENTER,FL_TRANSIENT,'inv');
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while fl_do_forms <> ui^.done do;
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end.
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