X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Flablgtkmathview%2Ftest%2Ftest.ml;h=936f962b596016dbbb8941c459e5b11a2c0395f4;hb=3c7ca719c304eb7de7d8d4e9a90ebe0db8d8ecab;hp=2bbdbb0b43f56eb5cd143bc110378daf44d9f59f;hpb=e7bcb20821caa3e03bf1b77a7e9f329aeaacab07;p=helm.git diff --git a/helm/DEVEL/lablgtkmathview/test/test.ml b/helm/DEVEL/lablgtkmathview/test/test.ml index 2bbdbb0b4..936f962b5 100644 --- a/helm/DEVEL/lablgtkmathview/test/test.ml +++ b/helm/DEVEL/lablgtkmathview/test/test.ml @@ -1,4 +1,5 @@ -(* Copyright (C) 2000, Luca Padovani . +(* Copyright (C) 2000-2003, Luca Padovani , + * Claudio Sacerdoti Coen . * * This file is part of lablgtkmathview, the Ocaml binding * for the GtkMathView widget. @@ -28,22 +29,69 @@ (* MathView widget *) (******************************************************************************) +let helmns = Gdome.domString "http://www.cs.unibo.it/helm";; + +(* +let choose_selection mmlwidget (element : Gdome.element option) = + let module G = Gdome in + let rec aux element = + if element#hasAttributeNS + ~namespaceURI:Misc.helmns + ~localName:(G.domString "xref") + then + mmlwidget#set_selection (Some element) + else + try + match element#get_parentNode with + None -> assert false + (*CSC: OCAML DIVERGES! + | Some p -> aux (new G.element_of_node p) + *) + | Some p -> aux (new Gdome.element_of_node p) + with + GdomeInit.DOMCastException _ -> + prerr_endline + "******* trying to select above the document root ********" + in + match element with + Some x -> aux x + | None -> mmlwidget#set_selection None +;; +*) + (* Callbacks *) let selection_changed mathview (element : Gdome.element option) = + let rec aux element = + if element#hasAttributeNS + ~namespaceURI:helmns + ~localName:(Gdome.domString "xref") + then + mathview#set_selection (Some element) + else + try + match element#get_parentNode with + None -> mathview#set_selection None + | Some p -> aux (new Gdome.element_of_node p) + with + GdomeInit.DOMCastException _ -> + prerr_endline "******* trying to select above the document root ********" + in print_endline ("selection_changed: " ^ (match element with None -> "selection_changed on nothing" | Some element -> element#get_tagName#to_string ) ) ; - mathview#set_selection element; + match element with + None -> () + | Some el -> aux el; flush stdout ;; -let element_changed mathview (element : Gdome.element option) = - print_endline ("element_changed: " ^ +let element_over mathview (element : Gdome.element option) _ = + print_endline ("element_over: " ^ (match element with - None -> "element_changed on nothing" + None -> "element_over on nothing" | Some element -> element#get_tagName#to_string ) ) ; @@ -102,27 +150,14 @@ let rec action mathview (element : Gdome.element) = end | None -> assert false (* every element has a parent *) -let clicked mathview (element : Gdome.element) = +let click mathview (element : Gdome.element option) _ = let module G = Gdome in - if not (jump element) then - if not (action mathview 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 - *) - () + match element with + None -> print_string "CLICKED ON NOTHING\n" ; flush stdout + | Some element -> + if not (jump element) then + if not (mathview#action_toggle element) then + () ;; @@ -347,6 +382,27 @@ let export_to_postscript (mathview : GMathViewAux.multi_selection_math_view) () flush stdout ;; +let x_coord = ref 0 +;; + +let get_element_at mathview () = + begin + match mathview#get_element_at !x_coord 10 with + None -> print_string ("there is no element at " ^ (string_of_int !x_coord) ^ " 10\n") + | Some e -> print_string ("at " ^ (string_of_int !x_coord) ^ " 10 found element " ^ (e#get_nodeName#to_string) ^ "\n") + end ; + x_coord := !x_coord + 10 ; + flush stdout +;; + +let get_drawing_area mathview () = + begin + let da = mathview#get_drawing_area in + print_string ("don't know what to do with the drawing area\n") + end ; + flush stdout +;; + (* Widget creation *) let main_window = GWindow.window ~title:"GtkMathView test" () in let vbox = GPack.vbox ~packing:main_window#add () in @@ -381,6 +437,8 @@ let button_get_font_manager_type = GButton.button ~label:"get_font_manager" ~pac 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 +let button_get_element_at = GButton.button ~label:"get_element_at" ~packing:(table#attach ~left:3 ~top:5) () in +let button_get_drawing_area = GButton.button ~label:"get_drawing_area" ~packing:(table#attach ~left:4 ~top:5) () in (* Signals connection *) ignore(button_gtk#connect#clicked (activate_gtk mathview)) ; ignore(button_load#connect#clicked (load_uri mathview)) ; @@ -409,10 +467,12 @@ 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#click (click mathview)) ; ignore(mathview#connect#selection_changed (selection_changed mathview)); -ignore(mathview#connect#element_changed (element_changed mathview)) ; +ignore(mathview#connect#element_over (element_over mathview)) ; ignore(button_load_dom#connect#clicked (load_doc mathview)) ; +ignore(button_get_element_at#connect#clicked (get_element_at mathview)) ; +ignore(button_get_drawing_area#connect#clicked (get_drawing_area mathview)) ; (* Main Loop *) main_window#show () ; GMain.Main.main ()