+++ /dev/null
-(* Copyright (C) 2000, Luca Padovani <luca.padovani@cs.unibo.it>.
- *
- * This file is part of lablgtkmathview, the Ocaml binding
- * for the GtkMathView widget.
- *
- * lablgtkmathview is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * lablgtkmathview is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with lablgtkmathview; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * For details, send a mail to the author.
- *)
-
-(******************************************************************************)
-(* Claudio Sacerdoti Coen <sacerdot@cs.unibo.it> *)
-(* 25/09/2000 *)
-(* *)
-(* This is a simple test for the OCaml (LablGtk indeed) binding of the *)
-(* MathView widget *)
-(******************************************************************************)
-
-(* Callbacks *)
-let selection_changed mathview (element : Gdome.element option) =
- print_endline ("selection_changed: " ^
- (match element with
- None -> "selection_changed on nothing"
- | Some element -> element#get_tagName#to_string
- )
- ) ;
- mathview#set_selection element;
- flush stdout
-;;
-
-let element_changed mathview (element : Gdome.element option) =
- print_endline ("element_changed: " ^
- (match element with
- None -> "element_changed on nothing"
- | Some element -> element#get_tagName#to_string
- )
- ) ;
- flush stdout
-;;
-
-let rec jump (element : Gdome.element) =
- let module G = Gdome in
- let attr = (element#getAttribute ~name:(G.domString "href"))#to_string in
- if attr = "" then
- match element#get_parentNode with
- Some p ->
- begin
- try
- jump (new Gdome.element_of_node p)
- with
- GdomeInit.DOMCastException _ ->
- print_string "jump: NO HREF FOR THIS NODE\n" ;
- flush stdout ;
- false
- end
- | None -> assert false (* every element has a parent *)
- else
- begin
- print_endline ("jump: " ^ attr) ;
- flush stdout ;
- true
- end
-;;
-
-let clicked (mathview : GMathView.math_view) (element : Gdome.element) =
- let module G = Gdome in
- if not (jump element) then
- match mathview#get_action with
- Some n ->
- mathview#action_toggle ;
- print_string ("current action selection: " ^
- string_of_int mathview#action_get_selected ^ "\n") ;
- flush stdout ;
- | None ->
- print_string ("mouse is on: " ^
- (match (mathview#get_element : Gdome.element option) with
- Some e -> e#get_tagName#to_string
- | None -> "NO ELEMENT!\n"
- ) ^ "\n") ;
- print_endline ("clicked: " ^ element#get_tagName#to_string) ;
- flush stdout
-;;
-
-
-let activate_t1 (mathview : GMathView.math_view) () =
- mathview#set_font_manager_type `font_manager_t1;
- print_string "WIDGET SET WITH T1 FONTS\n" ;
- flush stdout
-;;
-
-let activate_gtk (mathview : GMathView.math_view) () =
- mathview#set_font_manager_type `font_manager_gtk ;
- print_string "WIDGET SET WITH GTK FONTS\n" ;
- flush stdout
-;;
-
-let get_font_manager_type mathview () =
- print_string "CURRENT FONT MANAGER TYPE: ";
- begin
- match mathview#get_font_manager_type with
- | `font_manager_t1 -> print_string "T1"
- | `font_manager_gtk -> print_string "GTK"
- end;
- print_newline();
- flush stdout
-;;
-
-let get_transparency mathview () =
- print_string ("CURRENT TRANSPARENCY: " ^
- (if mathview#get_transparency then "ON" else "OFF") ^ "\n") ;
- flush stdout
-;;
-
-let set_transparency mathview () =
- mathview#set_transparency (not mathview#get_transparency) ;
- print_string "TRANSPARENCY CHANGED\n" ;
- flush stdout
-;;
-
-
-let load (mathview : GMathView.math_view) () =
- mathview#load "test.xml" ;
- print_string "load: SEEMS TO WORK\n" ;
- flush stdout
-;;
-
-let load_dom (mathview : GMathView.math_view) () =
- mathview#load_tree ((Gdome.domImplementation ())#createDocumentFromURI ~uri:"test.xml" ()) ;
- print_string "load from DOM: SEEMS TO WORK\n" ;
- flush stdout
-;;
-
-let get_selection (mathview : GMathView.math_view) () =
- let selection =
- match mathview#get_selection with
- Some element -> element#get_tagName#to_string
- | None -> "no selection!"
- in
- print_string ("get_selection: " ^ selection ^ "\n") ;
- flush stdout
-;;
-
-let set_selection (mathview : GMathView.math_view) () =
- begin
- match mathview#get_selection with
- Some element ->
- begin
- match element#get_parentNode with
- Some p ->
- begin
- try
- mathview#set_selection (Some (new Gdome.element_of_node p));
- print_string "set selection: SEEMS TO WORK\n"
- with
- GdomeInit.DOMCastException _ ->
- print_string "EXCEPTION: no parent\n"
- end
- | None -> assert false (* every element has a parent *)
- end
- | None ->
- mathview#set_selection None;
- print_string "no selection\n"
- end ;
- flush stdout
-;;
-
-let unload mathview () =
- mathview#unload ;
- print_string "unload: SEEMS TO WORK\n" ;
- flush stdout
-;;
-
-let get_width mathview () =
- print_string ("get_width: " ^ string_of_int (mathview#get_width) ^ "\n") ;
- flush stdout
-;;
-
-let get_height mathview () =
- print_string ("get_height: " ^ string_of_int (mathview#get_height) ^ "\n") ;
- flush stdout
-;;
-
-let get_top mathview () =
- let (x,y) = mathview#get_top in
- print_string ("get_top: ("^ string_of_int x ^ "," ^ string_of_int y ^ ")\n") ;
- flush stdout
-;;
-
-let set_top mathview () =
- mathview#set_top 0 0;
- print_string "set_top: SEEM TO WORK\n" ;
- flush stdout
-;;
-
-let set_adjustments mathview () =
- let adj1 = GData.adjustment () in
- let adj2 = GData.adjustment () in
- mathview#set_adjustments adj1 adj2 ;
- adj1#set_value ((adj1#lower +. adj1#upper) /. 2.0) ;
- adj2#set_value ((adj2#lower +. adj2#upper) /. 2.0) ;
- print_string "set_adjustments: SEEM TO WORK\n" ;
- flush stdout
-;;
-
-let get_hadjustment mathview () =
- let adj = mathview#get_hadjustment in
- adj#set_value ((adj#lower +. adj#upper) /. 2.0) ;
- print_string "get_hadjustment: SEEM TO WORK\n" ;
- flush stdout
-;;
-
-let get_vadjustment mathview () =
- let adj = mathview#get_vadjustment in
- adj#set_value ((adj#lower +. adj#upper) /. 2.0) ;
- print_string "get_vadjustment: SEEM TO WORK\n" ;
- flush stdout
-;;
-
-let get_buffer mathview () =
- let buffer = mathview#get_buffer in
- Gdk.Draw.rectangle buffer (Gdk.GC.create buffer) ~x:0 ~y:0
- ~width:50 ~height:50 ~filled:true () ;
- print_string "get_buffer: SEEMS TO WORK (hint: force the widget redrawing)\n";
- flush stdout
-;;
-
-let get_frame mathview () =
- let frame = mathview#get_frame in
- frame#set_shadow_type `NONE ;
- print_string "get_frame: SEEMS TO WORK\n" ;
- flush stdout
-;;
-
-let set_font_size mathview () =
- mathview#set_font_size 24 ;
- print_string "set_font_size: FONT IS NOW 24\n" ;
- flush stdout
-;;
-
-let get_font_size mathview () =
- print_string ("get_font_size: " ^ string_of_int (mathview#get_font_size) ^ "\n") ;
- flush stdout
-;;
-
-let set_anti_aliasing mathview () =
- mathview#set_anti_aliasing true ;
- print_string "set_anti_aliasing: ON\n" ;
- flush stdout
-;;
-
-let get_anti_aliasing mathview () =
- print_string ("get_anti_aliasing: " ^
- (match mathview#get_anti_aliasing with true -> "ON" | false -> "OFF") ^
- "\n") ;
- flush stdout
-;;
-
-let set_kerning mathview () =
- mathview#set_kerning true ;
- print_string "set_kerning: ON\n" ;
- flush stdout
-;;
-
-let get_kerning mathview () =
- print_string ("get_kerning: " ^
- (match mathview#get_kerning with true -> "ON" | false -> "OFF") ^
- "\n") ;
- flush stdout
-;;
-
-let set_log_verbosity mathview () =
- mathview#set_log_verbosity 3 ;
- print_string "set_log_verbosity: NOW IS 3\n" ;
- flush stdout
-;;
-
-let get_log_verbosity mathview () =
- print_string ("get_log_verbosity: " ^
- string_of_int mathview#get_log_verbosity ^
- "\n") ;
- flush stdout
-;;
-
-let export_to_postscript (mathview : GMathView.math_view) () =
- mathview#export_to_postscript ~filename:"test.ps" ();
- print_string "expor_to_postscript: SEEMS TO WORK (hint: look at test.ps)\n";
- flush stdout
-;;
-
-(* Widget creation *)
-let main_window = GWindow.window ~title:"GtkMathView test" () in
-let vbox = GPack.vbox ~packing:main_window#add () in
-let sw = GBin.scrolled_window ~width:50 ~height:50 ~packing:vbox#pack () in
-let mathview= GMathView.math_view ~packing:sw#add ~width:50 ~height:50 () in
-let table = GPack.table ~rows:6 ~columns:5 ~packing:vbox#pack () in
-let button_gtk=GButton.button ~label:"activate Gtk fonts" ~packing:(table#attach ~left:0 ~top:0) () in
-let button_load = GButton.button ~label:"load" ~packing:(table#attach ~left:1 ~top:0) () in
-let button_unload = GButton.button ~label:"unload" ~packing:(table#attach ~left:2 ~top:0) () in
-let button_get_selection = GButton.button ~label:"get_selection" ~packing:(table#attach ~left:3 ~top:0) () in
-let button_set_selection = GButton.button ~label:"set_selection" ~packing:(table#attach ~left:4 ~top:0) () in
-let button_get_width = GButton.button ~label:"get_width" ~packing:(table#attach ~left:0 ~top:1) () in
-let button_get_height = GButton.button ~label:"get_height" ~packing:(table#attach ~left:1 ~top:1) () in
-let button_get_top = GButton.button ~label:"get_top" ~packing:(table#attach ~left:2 ~top:1) () in
-let button_set_top = GButton.button ~label:"set_top" ~packing:(table#attach ~left:3 ~top:1) () in
-let button_set_adjustments = GButton.button ~label:"set_adjustments" ~packing:(table#attach ~left:4 ~top:1) () in
-let button_get_hadjustment = GButton.button ~label:"get_hadjustment" ~packing:(table#attach ~left:0 ~top:2) () in
-let button_get_vadjustment = GButton.button ~label:"get_vadjustment" ~packing:(table#attach ~left:1 ~top:2) () in
-let button_get_buffer = GButton.button ~label:"get_buffer" ~packing:(table#attach ~left:2 ~top:2) () in
-let button_get_frame = GButton.button ~label:"get_frame" ~packing:(table#attach ~left:3 ~top:2) () in
-let button_set_font_size = GButton.button ~label:"set_font_size" ~packing:(table#attach ~left:4 ~top:2) () in
-let button_get_font_size = GButton.button ~label:"get_font_size" ~packing:(table#attach ~left:0 ~top:3) () in
-let button_set_anti_aliasing = GButton.button ~label:"set_anti_aliasing" ~packing:(table#attach ~left:1 ~top:3) () in
-let button_get_anti_aliasing = GButton.button ~label:"get_anti_aliasing" ~packing:(table#attach ~left:2 ~top:3) () in
-let button_set_kerning = GButton.button ~label:"set_kerning" ~packing:(table#attach ~left:3 ~top:3) () in
-let button_get_kerning = GButton.button ~label:"get_kerning" ~packing:(table#attach ~left:4 ~top:3) () in
-let button_set_log_verbosity = GButton.button ~label:"set_log_verbosity" ~packing:(table#attach ~left:0 ~top:4) () in
-let button_get_log_verbosity = GButton.button ~label:"get_log_verbosity" ~packing:(table#attach ~left:1 ~top:4) () in
-let button_export_to_postscript = GButton.button ~label:"export_to_postscript" ~packing:(table#attach ~left:2 ~top:4) () in
-let button_t1 = GButton.button ~label:"activate T1 fonts" ~packing:(table#attach ~left:3 ~top:4) () in
-let button_get_font_manager_type = GButton.button ~label:"get_font_manager" ~packing:(table#attach ~left:4 ~top:4) () in
-let button_get_transparency = GButton.button ~label:"get_transparency" ~packing:(table#attach ~left:0 ~top:5) () in
-let button_set_transparency = GButton.button ~label:"set_transparency" ~packing:(table#attach ~left:1 ~top:5) () in
-let button_load_dom = GButton.button ~label:"load from DOM" ~packing:(table#attach ~left:2 ~top:5) () in
-(* Signals connection *)
-ignore(button_gtk#connect#clicked (activate_gtk mathview)) ;
-ignore(button_load#connect#clicked (load mathview)) ;
-ignore(button_unload#connect#clicked (unload mathview)) ;
-ignore(button_get_selection#connect#clicked (get_selection mathview)) ;
-ignore(button_set_selection#connect#clicked (set_selection mathview)) ;
-ignore(button_get_width#connect#clicked (get_width mathview)) ;
-ignore(button_get_height#connect#clicked (get_height mathview)) ;
-ignore(button_get_top#connect#clicked (get_top mathview)) ;
-ignore(button_set_top#connect#clicked (set_top mathview)) ;
-ignore(button_set_adjustments#connect#clicked (set_adjustments mathview)) ;
-ignore(button_get_hadjustment#connect#clicked (get_hadjustment mathview)) ;
-ignore(button_get_vadjustment#connect#clicked (get_vadjustment mathview)) ;
-ignore(button_get_buffer#connect#clicked (get_buffer mathview)) ;
-ignore(button_get_frame#connect#clicked (get_frame mathview)) ;
-ignore(button_set_font_size#connect#clicked (set_font_size mathview)) ;
-ignore(button_get_font_size#connect#clicked (get_font_size mathview)) ;
-ignore(button_set_anti_aliasing#connect#clicked (set_anti_aliasing mathview)) ;
-ignore(button_get_anti_aliasing#connect#clicked (get_anti_aliasing mathview)) ;
-ignore(button_set_kerning#connect#clicked (set_kerning mathview)) ;
-ignore(button_get_kerning#connect#clicked (get_kerning mathview)) ;
-ignore(button_set_log_verbosity#connect#clicked (set_log_verbosity mathview)) ;
-ignore(button_get_log_verbosity#connect#clicked (get_log_verbosity mathview)) ;
-ignore(button_export_to_postscript#connect#clicked (export_to_postscript mathview)) ;
-ignore(button_t1#connect#clicked (activate_t1 mathview)) ;
-ignore(button_get_font_manager_type#connect#clicked (get_font_manager_type mathview)) ;
-ignore(button_get_transparency#connect#clicked (get_transparency mathview)) ;
-ignore(button_set_transparency#connect#clicked (set_transparency mathview)) ;
-ignore(mathview#connect#clicked (clicked mathview)) ;
-ignore(mathview#connect#selection_changed (selection_changed mathview)) ;
-ignore(mathview#connect#element_changed (element_changed mathview)) ;
-ignore(button_load_dom#connect#clicked (load_dom mathview)) ;
-(* Main Loop *)
-main_window#show () ;
-GMain.Main.main ()
-;;
projects / helm.git / blobdiff