#include #ifdef HAVE_XWIDGETS #include #include #include #ifdef HAVE_X_WINDOWS #include "lisp.h" #include "blockinput.h" #include "syssignal.h" #include "xterm.h" #include #ifndef makedev #include #endif /* makedev */ #ifdef BSD_SYSTEM #include #endif /* ! defined (BSD_SYSTEM) */ #include "systime.h" #ifndef INCLUDED_FCNTL #include #endif #include #include #include #include #include "charset.h" #include "character.h" #include "coding.h" #include "ccl.h" #include "frame.h" #include "dispextern.h" #include "fontset.h" #include "termhooks.h" #include "termopts.h" #include "termchar.h" //#include "emacs-icon.h" #include "disptab.h" #include "buffer.h" #include "window.h" #include "keyboard.h" #include "intervals.h" #include "process.h" #include "atimer.h" #include "keymap.h" #ifdef USE_X_TOOLKIT #include #endif #include #include #include #ifdef HAVE_SYS_TIME_H #include #endif #ifdef HAVE_UNISTD_H #include #endif #include "gtkutil.h" #include "font.h" #endif /* HAVE_X_WINDOWS */ #include #include #ifdef HAVE_GTK3 //for gtk3; sockets and plugs #include #include #include "emacsgtkfixed.h" #endif #include #ifdef HAVE_WEBKIT_OSR #include #include #include #include #include #include #include #endif //for GIR #include #include "xwidget.h" /* Convert STRING, a string constant, to a type acceptable as glib data. Paul Eggert*/ static char * gstr (char const *string) { return (char *) string; } //TODO embryo of lisp allocators for xwidgets //TODO xwidget* should be Lisp_xwidget* static struct xwidget * allocate_xwidget (void) { return ALLOCATE_PSEUDOVECTOR (struct xwidget, height, PVEC_XWIDGET); } //TODO xwidget_view* should be Lisp_xwidget_view* static struct xwidget_view * allocate_xwidget_view (void) { return ALLOCATE_PSEUDOVECTOR (struct xwidget_view, redisplayed, PVEC_XWIDGET_VIEW); } #define XSETXWIDGET(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_XWIDGET)) #define XSETXWIDGET_VIEW(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_XWIDGET_VIEW)) struct xwidget_view *xwidget_view_lookup (struct xwidget *xw, struct window *w); Lisp_Object xwidget_spec_value (Lisp_Object spec, Lisp_Object key, int *found); gboolean offscreen_damage_event (GtkWidget * widget, GdkEvent * event, gpointer data); void webkit_osr_document_load_finished_callback (WebKitWebView * webkitwebview, WebKitWebFrame * arg1, gpointer user_data); gboolean webkit_osr_download_callback (WebKitWebView * webkitwebview, WebKitDownload * arg1, gpointer data); gboolean webkit_osr_mime_type_policy_typedecision_requested_callback (WebKitWebView * webView, WebKitWebFrame * frame, WebKitNetworkRequest * request, gchar * mimetype, WebKitWebPolicyDecision * policy_decision, gpointer user_data); gboolean webkit_osr_new_window_policy_decision_requested_callback (WebKitWebView * webView, WebKitWebFrame * frame, WebKitNetworkRequest * request, WebKitWebNavigationAction * navigation_action, WebKitWebPolicyDecision * policy_decision, gpointer user_data); gboolean webkit_osr_navigation_policy_decision_requested_callback (WebKitWebView * webView, WebKitWebFrame * frame, WebKitNetworkRequest * request, WebKitWebNavigationAction * navigation_action, WebKitWebPolicyDecision * policy_decision, gpointer user_data); static GtkWidget *xwgir_create (char *, char *, char *, Lisp_Object); static void send_xembed_ready_event (struct xwidget *xw, int xembedid); DEFUN ("make-xwidget", Fmake_xwidget, Smake_xwidget, 7, 8, 0, doc: /* Make an xwidget from BEG to END of TYPE. If BUFFER is nil it uses the current buffer. If BUFFER is a string and no such buffer exists, it is created. TYPE is a symbol which can take one of the following values: - Button - ToggleButton - slider - socket - socket-osr ARGUMENTS are xwgir constructor args */ )(Lisp_Object beg, Lisp_Object end, Lisp_Object type, Lisp_Object title, Lisp_Object width, Lisp_Object height, Lisp_Object arguments, Lisp_Object buffer) { //should work a bit like "make-button"(make-button BEG END &rest PROPERTIES) // arg "type" and fwd should be keyword args eventually //(make-xwidget 3 3 'button "oei" 31 31 nil) //(xwidget-info (car xwidget-list)) struct xwidget *xw = allocate_xwidget (); Lisp_Object val; xw->type = type; xw->title = title; if (NILP (buffer)) buffer = Fcurrent_buffer (); // no need to gcpro because Fcurrent_buffer doesn't call Feval/eval_sub. else buffer = Fget_buffer_create (buffer); xw->buffer = buffer; xw->height = XFASTINT (height); xw->width = XFASTINT (width); xw->kill_without_query = 0; XSETXWIDGET (val, xw); // set the vectorlike_header of VAL // with the correct value Vxwidget_list = Fcons (val, Vxwidget_list); xw->widgetwindow_osr = NULL; xw->widget_osr = NULL; xw->plist = Qnil; #ifdef HAVE_WEBKIT_OSR /* DIY mvc. widget is rendered offscreen, later bitmap copied to the views. */ if (EQ (xw->type, Qwebkit_osr) || EQ (xw->type, Qsocket_osr) || (!NILP (Fget (xw->type, QCxwgir_class)))) { block_input (); xw->widgetwindow_osr = gtk_offscreen_window_new (); gtk_window_resize (GTK_WINDOW (xw->widgetwindow_osr), xw->width, xw->height); xw->widgetscrolledwindow_osr = NULL; //webkit osr is the only scrolled component atm if (EQ (xw->type, Qwebkit_osr)) { xw->widgetscrolledwindow_osr = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (xw-> widgetscrolledwindow_osr), xw->height); gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (xw-> widgetscrolledwindow_osr), xw->width); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (xw->widgetscrolledwindow_osr), GTK_POLICY_ALWAYS, GTK_POLICY_ALWAYS); xw->widget_osr = webkit_web_view_new (); gtk_container_add (GTK_CONTAINER (xw->widgetscrolledwindow_osr), GTK_WIDGET (WEBKIT_WEB_VIEW (xw->widget_osr))); } if (EQ (xw->type, Qsocket_osr)) xw->widget_osr = gtk_socket_new (); if (!NILP (Fget (xw->type, QCxwgir_class))) xw->widget_osr = xwgir_create (SSDATA (Fcar (Fcdr (Fget (xw->type, QCxwgir_class)))), //class SSDATA (Fcar (Fget (xw->type, QCxwgir_class))), //namespace SSDATA (Fcar (Fcdr (Fcdr (Fget (xw->type, QCxwgir_class))))), //constructor arguments ); gtk_widget_set_size_request (GTK_WIDGET (xw->widget_osr), xw->width, xw->height); if (EQ (xw->type, Qwebkit_osr)) { gtk_container_add (GTK_CONTAINER (xw->widgetwindow_osr), xw->widgetscrolledwindow_osr); } else { gtk_container_add (GTK_CONTAINER (xw->widgetwindow_osr), xw->widget_osr); } gtk_widget_show (xw->widget_osr); gtk_widget_show (xw->widgetwindow_osr); gtk_widget_show (xw->widgetscrolledwindow_osr); /* store some xwidget data in the gtk widgets for convenient retrieval in the event handlers. */ g_object_set_data (G_OBJECT (xw->widget_osr), XG_XWIDGET, (gpointer) (xw)); g_object_set_data (G_OBJECT (xw->widgetwindow_osr), XG_XWIDGET, (gpointer) (xw)); /* signals */ if (EQ (xw->type, Qwebkit_osr)) { g_signal_connect (G_OBJECT (xw->widget_osr), "document-load-finished", G_CALLBACK (webkit_osr_document_load_finished_callback), xw); g_signal_connect (G_OBJECT (xw->widget_osr), "download-requested", G_CALLBACK (webkit_osr_download_callback), xw); g_signal_connect (G_OBJECT (xw->widget_osr), "mime-type-policy-decision-requested", G_CALLBACK (webkit_osr_mime_type_policy_typedecision_requested_callback), xw); g_signal_connect (G_OBJECT (xw->widget_osr), "new-window-policy-decision-requested", G_CALLBACK (webkit_osr_new_window_policy_decision_requested_callback), xw); g_signal_connect (G_OBJECT (xw->widget_osr), "navigation-policy-decision-requested", G_CALLBACK (webkit_osr_navigation_policy_decision_requested_callback), xw); } if (EQ (xw->type, Qsocket_osr)) { send_xembed_ready_event (xw, gtk_socket_get_id (GTK_SOCKET (xw->widget_osr))); //gtk_widget_realize(xw->widget); } unblock_input (); } #endif /* HAVE_WEBKIT_OSR */ return val; } DEFUN ("get-buffer-xwidgets", Fget_buffer_xwidgets, Sget_buffer_xwidgets, 1, 1, 0, doc:/* Return a list of xwidgets associated with BUFFER. BUFFER may be a buffer or the name of one. */ )(Lisp_Object buffer) { Lisp_Object xw, tail, xw_list; if (NILP (buffer)) return Qnil; buffer = Fget_buffer (buffer); if (NILP (buffer)) return Qnil; xw_list = Qnil; for (tail = Vxwidget_list; CONSP (tail); tail = XCDR (tail)) { xw = XCAR (tail); if (XWIDGETP (xw) && EQ (Fxwidget_buffer (xw), buffer)) xw_list = Fcons (xw, xw_list); } return xw_list; } static int xwidget_hidden (struct xwidget_view *xv) { return xv->hidden; } static void buttonclick_handler (GtkWidget * widget, gpointer data) { Lisp_Object xwidget_view, xwidget; XSETXWIDGET_VIEW (xwidget_view, (struct xwidget_view *) data); xwidget = Fxwidget_view_model (xwidget_view); struct input_event event; Lisp_Object frame = Fwindow_frame (Fxwidget_view_window (xwidget_view)); EVENT_INIT (event); event.kind = XWIDGET_EVENT; event.frame_or_window = frame; event.arg = Qnil; event.arg = Fcons (xwidget, event.arg); event.arg = Fcons (intern ("buttonclick"), event.arg); kbd_buffer_store_event (&event); } static void send_xembed_ready_event (struct xwidget *xw, int xembedid) { Lisp_Object xw_lo; XSETXWIDGET (xw_lo, xw); struct input_event event; EVENT_INIT (event); event.kind = XWIDGET_EVENT; event.frame_or_window = Qnil; //frame; //how to get the frame here? //TODO i store it in the xwidget now event.arg = Qnil; event.arg = Fcons (make_number (xembedid), event.arg); event.arg = Fcons (xw_lo, event.arg); event.arg = Fcons (intern ("xembed-ready"), event.arg); kbd_buffer_store_event (&event); } static void xwidget_show_view (struct xwidget_view *xv) { xv->hidden = 0; gtk_widget_show (xv->widgetwindow); gtk_fixed_move (GTK_FIXED (xv->emacswindow), xv->widgetwindow, xv->x + xv->clip_left, xv->y + xv->clip_top); //TODO refactor } /* hide an xvidget view */ static void xwidget_hide_view (struct xwidget_view *xv) { xv->hidden = 1; //gtk_widget_hide(xw->widgetwindow); gtk_fixed_move (GTK_FIXED (xv->emacswindow), xv->widgetwindow, 10000, 10000); } static void xwidget_plug_added (GtkSocket * socket, gpointer user_data) { //hmm this doesnt seem to get called for foreign windows printf ("xwidget_plug_added\n"); } static gboolean xwidget_plug_removed (GtkSocket * socket, gpointer user_data) { printf ("xwidget_plug_removed\n"); return TRUE; /* dont run the default handler because that kills the socket and we want to reuse it */ } static void xwidget_slider_changed (GtkRange * range, gpointer user_data) { //slider value changed. change value of siblings //correspondingly. but remember that changing value will again //trigger signal //TODO MVC view storage wont be an array futureish so the loop needs to change eventually //TODO MVC it would be nice if this code could be reusable but, alas, C is not a functional language //issues are: // - the type of the controllers value (double, boolean etc) // - the getter and setter (but they can be func pointers) // a behemoth macro is always an option. double v = gtk_range_get_value (range); struct xwidget_view *xvp = g_object_get_data (G_OBJECT (range), XG_XWIDGET_VIEW); struct xwidget_view *xv; printf ("slider changed val:%f\n", v); for (Lisp_Object tail = Vxwidget_view_list; CONSP (tail); tail = XCDR (tail)) { if (XWIDGET_VIEW_P (XCAR (tail))) { xv = XXWIDGET_VIEW (XCAR (tail)); if (EQ (xvp->model, xv->model)) { //block sibling views signal handlers g_signal_handler_block (xv->widget, xv->handler_id); //set values of sibling views and unblock gtk_range_set_value (GTK_RANGE (xv->widget), v); g_signal_handler_unblock (xv->widget, xv->handler_id); } } } } /* when the off-screen webkit master view changes this signal is called. it copies the bitmap from the off-screen webkit instance */ gboolean offscreen_damage_event (GtkWidget * widget, GdkEvent * event, gpointer xv_widget) { // Queue a redraw of onscreen widget // There is a guard against receiving an invalid widget, // which should only happen if we failed to remove the // the specific signal handler for the damage event if (GTK_IS_WIDGET (xv_widget)) gtk_widget_queue_draw (GTK_WIDGET (xv_widget)); else printf ("Warning, offscreen_damage_event received invalid xv pointer:%p\n", (void *) xv_widget); return FALSE; } static void store_xwidget_event_string (struct xwidget *xw, const char *eventname, const char *eventstr) { //refactor attempt struct input_event event; Lisp_Object xwl; XSETXWIDGET (xwl, xw); EVENT_INIT (event); event.kind = XWIDGET_EVENT; event.frame_or_window = Qnil; //frame; //how to get the frame here? //TODO i store it in the xwidget now event.arg = Qnil; event.arg = Fcons (build_string (eventstr), event.arg); //string so dont intern event.arg = Fcons (xwl, event.arg); //TODO event.arg = Fcons (intern (eventname), event.arg); //interning should be ok kbd_buffer_store_event (&event); } //TODO deprecated, use load-status void webkit_osr_document_load_finished_callback (WebKitWebView * webkitwebview, WebKitWebFrame * arg1, gpointer data) { //TODO this event sending code should be refactored // struct xwidget *xw = (struct xwidget *) data; struct xwidget *xw = (struct xwidget *) g_object_get_data (G_OBJECT (webkitwebview), XG_XWIDGET); store_xwidget_event_string (xw, "document-load-finished", ""); } gboolean webkit_osr_download_callback (WebKitWebView * webkitwebview, WebKitDownload * arg1, gpointer data) { struct xwidget *xw = (struct xwidget *) g_object_get_data (G_OBJECT (webkitwebview), XG_XWIDGET); printf ("download requested %s\n", webkit_download_get_uri (arg1)); printf ("webkit finished loading\n"); store_xwidget_event_string (xw, "download-requested", webkit_download_get_uri (arg1)); return FALSE; } gboolean webkit_osr_mime_type_policy_typedecision_requested_callback (WebKitWebView * webView, WebKitWebFrame * frame, WebKitNetworkRequest * request, gchar * mimetype, WebKitWebPolicyDecision * policy_decision, gpointer user_data) { printf ("mime policy requested\n"); // this function makes webkit send a download signal for all unknown mime types // TODO defer the decision to lisp, so that its possible to make Emacs handle text mime for instance if (!webkit_web_view_can_show_mime_type (webView, mimetype)) { webkit_web_policy_decision_download (policy_decision); return TRUE; } else { return FALSE; } } gboolean webkit_osr_new_window_policy_decision_requested_callback (WebKitWebView * webView, WebKitWebFrame * frame, WebKitNetworkRequest * request, WebKitWebNavigationAction * navigation_action, WebKitWebPolicyDecision * policy_decision, gpointer user_data) { struct xwidget *xw = (struct xwidget *) g_object_get_data (G_OBJECT (webView), XG_XWIDGET); printf ("webkit_osr_new_window_policy_decision_requested_callback %s\n", webkit_web_navigation_action_get_original_uri (navigation_action)); store_xwidget_event_string (xw, "new-window-policy-decision-requested", webkit_web_navigation_action_get_original_uri (navigation_action)); return FALSE; } gboolean webkit_osr_navigation_policy_decision_requested_callback (WebKitWebView * webView, WebKitWebFrame * frame, WebKitNetworkRequest * request, WebKitWebNavigationAction * navigation_action, WebKitWebPolicyDecision * policy_decision, gpointer user_data) { struct xwidget *xw = (struct xwidget *) g_object_get_data (G_OBJECT (webView), XG_XWIDGET); store_xwidget_event_string (xw, "navigation-policy-decision-requested", webkit_web_navigation_action_get_original_uri (navigation_action)); return FALSE; } //for gtk3 offscreen rendered widgets static gboolean xwidget_osr_draw_callback (GtkWidget * widget, cairo_t * cr, gpointer data) { struct xwidget *xw = (struct xwidget *) g_object_get_data (G_OBJECT (widget), XG_XWIDGET); struct xwidget_view *xv = (struct xwidget_view *) g_object_get_data (G_OBJECT (widget), XG_XWIDGET_VIEW); cairo_rectangle (cr, 0, 0, xv->clip_right, xv->clip_bottom); //xw->width, xw->height); cairo_clip (cr); if (xw->widgetscrolledwindow_osr != NULL) gtk_widget_draw (xw->widgetscrolledwindow_osr, cr); else gtk_widget_draw (xw->widget_osr, cr); return FALSE; } static gboolean xwidget_osr_event_forward (GtkWidget * widget, GdkEvent * event, gpointer user_data) { /* copy events that arrive at the outer widget to the offscreen widget */ struct xwidget *xw = (struct xwidget *) g_object_get_data (G_OBJECT (widget), XG_XWIDGET); GdkEvent *eventcopy = gdk_event_copy (event); eventcopy->any.window = gtk_widget_get_window (xw->widget_osr); // works gtk_main_do_event (eventcopy); //TODO this will leak events. they should be deallocated later, perhaps in xwgir_event_callback return TRUE; //dont propagate this event furter } GIRepository *girepository; DEFUN ("xwgir-require-namespace", Fxwgir_require_namespace, Sxwgir_require_namespace, 2, 2, 0, doc: /* Require a GObject Introspection namespace. This must be done for all namespaces we want to use, before using other xwgir functions. */ ) (Lisp_Object lnamespace, Lisp_Object lnamespace_version) { const gchar *namespace = SSDATA (lnamespace); const gchar *namespace_version = SSDATA (lnamespace_version); GError *error = NULL; girepository = g_irepository_get_default (); g_irepository_require (girepository, namespace, namespace_version, 0, &error); if (error) { g_error ("ERROR: %s\n", error->message); return Qnil; } return Qt; } static int xwgir_convert_lisp_to_gir_arg (GIArgument * giarg, GIArgInfo * arginfo, Lisp_Object lisparg) { GITypeTag tag; tag = g_type_info_get_tag (g_arg_info_get_type (arginfo)); switch (tag) { case GI_TYPE_TAG_BOOLEAN: giarg->v_boolean = XFASTINT (lisparg); break; case GI_TYPE_TAG_INT8: giarg->v_int8 = XFASTINT (lisparg); break; case GI_TYPE_TAG_UINT8: giarg->v_uint8 = XFASTINT (lisparg); break; case GI_TYPE_TAG_INT16: giarg->v_int16 = XFASTINT (lisparg); break; case GI_TYPE_TAG_UINT16: giarg->v_uint16 = XFASTINT (lisparg); break; case GI_TYPE_TAG_INT32: giarg->v_int32 = XFASTINT (lisparg); break; case GI_TYPE_TAG_UINT32: giarg->v_uint32 = XFASTINT (lisparg); break; case GI_TYPE_TAG_INT64: giarg->v_int64 = XFASTINT (lisparg); break; case GI_TYPE_TAG_UINT64: giarg->v_uint64 = XFASTINT (lisparg); break; case GI_TYPE_TAG_FLOAT: giarg->v_float = XFLOAT_DATA (lisparg); break; case GI_TYPE_TAG_DOUBLE: giarg->v_double = XFLOAT_DATA (lisparg); break; case GI_TYPE_TAG_UTF8: case GI_TYPE_TAG_FILENAME: //giarg->v_string = SDATA(lisparg); giarg->v_pointer = SDATA (lisparg); break; case GI_TYPE_TAG_ARRAY: case GI_TYPE_TAG_GLIST: case GI_TYPE_TAG_GSLIST: case GI_TYPE_TAG_GHASH: case GI_TYPE_TAG_ERROR: case GI_TYPE_TAG_INTERFACE: case GI_TYPE_TAG_VOID: case GI_TYPE_TAG_UNICHAR: case GI_TYPE_TAG_GTYPE: //?? i dont know how to handle these yet TODO printf ("failed in my lisp to gir arg conversion duties. sob!\n"); return -1; break; } return 0; } GtkWidget * xwgir_create (char *class, char *namespace, char *constructor, Lisp_Object arguments) { //TODO this is more or less the same as xwgir-call-method, //so should be refactored //create a gtk widget, given its name //find the constructor //call it //also figure out how to pass args GIArgument return_value; GIObjectInfo *obj_info = g_irepository_find_by_name (girepository, namespace, class); //some constructors are like "new_with_label etc GIFunctionInfo *f_info = g_object_info_find_method (obj_info, constructor); g_function_info_invoke (f_info, NULL, 0, NULL, 0, &return_value, NULL); ////////////////////////////////////////////////////////////////////////////// // refactorable //loop over args, convert from lisp to primitive type, given arg //introspection data TODO g_callable_info_get_n_args(f_info) should //match GError *error = NULL; GIArgument in_args[20]; int argscount = XFASTINT (Flength (arguments)); if (argscount != g_callable_info_get_n_args (f_info)) { printf ("xwgir call method arg count doesn match! \n"); return NULL; } int i; Lisp_Object n; for (i = 0; i < argscount ; ++i) { XSETFASTINT (n, i); xwgir_convert_lisp_to_gir_arg (&in_args[i], g_callable_info_get_arg (f_info, i), Fnth (n, arguments)); } //in_args[0].v_pointer = widget; //g_function_info_invoke (f_info, NULL, 0, NULL, 0, &return_value, NULL); if (!g_function_info_invoke (f_info, in_args, argscount, NULL, 0, &return_value, &error)) { //g_error("ERROR: %s\n", error->message); printf ("invokation error\n"); return NULL; } /////////////////////////////////////// return return_value.v_pointer; } DEFUN ("xwgir-xwidget-call-method", Fxwgir_xwidget_call_method, Sxwgir_xwidget_call_method, 3, 3, 0, doc: /* Call Xwidget object method using GObject Introspection. XWIDGET is the xwidget instance to act upon. METHOD is the Gobject intrsopsection method name. ARGUMENTS is a list of arguments for the call. They will be converted to GObject types from Lisp types. */ ) (Lisp_Object xwidget, Lisp_Object method, Lisp_Object arguments) { CHECK_XWIDGET (xwidget); GError *error = NULL; GIArgument return_value; GIArgument in_args[20]; struct xwidget *xw; if (NILP (xwidget)) { printf ("ERROR xwidget nil\n"); return Qnil; }; xw = XXWIDGET (xwidget); if (NULL == xw) printf ("ERROR xw is 0\n"); char *namespace = SSDATA (Fcar (Fget (xw->type, QCxwgir_class))); //we need the concrete widget, which happens in 2 ways depending on //OSR or not TODO GtkWidget *widget = NULL; if (NULL == xw->widget_osr) { widget = xwidget_view_lookup (xw, XWINDOW (FRAME_SELECTED_WINDOW (SELECTED_FRAME ())))->widget; } else { widget = xw->widget_osr; } char *class = SSDATA (Fcar (Fcdr (Fget (xw->type, QCxwgir_class)))); ////////////////////////////////////////////////////////////////////////////// // class, namespace, argumentss GIObjectInfo *obj_info = g_irepository_find_by_name (girepository, namespace, class); GIFunctionInfo *f_info = g_object_info_find_method (obj_info, SSDATA (method)); //loop over args, convert from lisp to primitive type, given arg //introspection data TODO g_callable_info_get_n_args(f_info) should //match int argscount = XFASTINT (Flength (arguments)); if (argscount != g_callable_info_get_n_args (f_info)) { printf ("xwgir call method arg count doesn match! \n"); return Qnil; } int i; Lisp_Object n; for (i = 1; i < argscount + 1; ++i) { XSETFASTINT (n, i - 1); xwgir_convert_lisp_to_gir_arg (&in_args[i], g_callable_info_get_arg (f_info, i - 1), Fnth (n, arguments)); } in_args[0].v_pointer = widget; if (!g_function_info_invoke (f_info, in_args, argscount + 1, NULL, 0, &return_value, &error)) { //g_error("ERROR: %s\n", error->message); printf ("invokation error\n"); return Qnil; } return Qt; } static GdkWindow * offscreen_pick_embedded_child (GdkWindow * window, double x, double y, gpointer * data) { //in this simple case we assume the window contains a single widget. easy. //but then we get the problem that the widget cant be embedded in several windows return gtk_widget_get_window (GTK_WIDGET (data)); } static void offscreen_to_embedder (GdkWindow * window, gdouble offscreen_x, gdouble offscreen_y, gpointer embedder_x, gpointer embedder_y, gpointer data) { *(gdouble *) embedder_x = offscreen_x; *(gdouble *) embedder_y = offscreen_y; } static void offscreen_from_embedder (GdkWindow * window, gdouble embedder_x, gdouble embedder_y, gpointer offscreen_x, gpointer offscreen_y, gpointer user_data) { *(gdouble *) offscreen_x = embedder_x; *(gdouble *) offscreen_y = embedder_y; } static gboolean xwidget_osr_event_set_embedder (GtkWidget * widget, GdkEvent * event, gpointer data) { struct xwidget_view *xv = (struct xwidget_view *) data; struct xwidget *xww = XXWIDGET (xv->model); printf ("gdk_offscreen_window_set_embedder %d %d\n", GDK_IS_WINDOW (gtk_widget_get_window (xww->widget_osr)), GDK_IS_WINDOW (gtk_widget_get_window (GTK_WIDGET (xv->widget)))); gdk_offscreen_window_set_embedder (gtk_widget_get_window (xww->widgetwindow_osr), gtk_widget_get_window (xv->widget)); return FALSE; } /* initializes and does initial placement of an xwidget view on screen */ static struct xwidget_view * xwidget_init_view (struct xwidget *xww, struct glyph_string *s, int x, int y) { struct xwidget_view *xv = allocate_xwidget_view (); Lisp_Object val; XSETXWIDGET_VIEW (val, xv); Vxwidget_view_list = Fcons (val, Vxwidget_view_list); XSETWINDOW (xv->w, s->w); XSETXWIDGET (xv->model, xww); //widget creation if (EQ (xww->type, Qbutton)) { xv->widget = gtk_button_new_with_label (SSDATA (xww->title)); g_signal_connect (G_OBJECT (xv->widget), "clicked", G_CALLBACK (buttonclick_handler), xv); // the view rather than the model } else if (EQ (xww->type, Qtoggle)) { xv->widget = gtk_toggle_button_new_with_label (SSDATA (xww->title)); //xv->widget = gtk_entry_new ();//temp hack to experiment with key propagation TODO entry widget is useful for testing } else if (EQ (xww->type, Qsocket)) { xv->widget = gtk_socket_new (); g_signal_connect_after (xv->widget, "plug-added", G_CALLBACK (xwidget_plug_added), gstr ("plug added")); g_signal_connect_after (xv->widget, "plug-removed", G_CALLBACK (xwidget_plug_removed), gstr ("plug removed")); //TODO these doesnt help gtk_widget_add_events (xv->widget, GDK_KEY_PRESS); gtk_widget_add_events (xv->widget, GDK_KEY_RELEASE); } else if (EQ (xww->type, Qslider)) { xv->widget = //gtk_hscale_new (GTK_ADJUSTMENT(gtk_adjustment_new (0.0, 0.0, 100.0, 1.0, 10.0, 10.0))); gtk_hscale_new_with_range (0.0, 100.0, 10.0); gtk_scale_set_draw_value (GTK_SCALE (xv->widget), FALSE); //i think its emacs role to show text and stuff, so disable the widgets own text xv->handler_id = g_signal_connect_after (xv->widget, "value-changed", G_CALLBACK (xwidget_slider_changed), gstr ("slider changed")); } else if (EQ (xww->type, Qwebkit_osr) || EQ (xww->type, Qsocket_osr) || (!NILP (Fget (xww->type, QCxwgir_class)))) //xwgir widgets are OSR { printf ("osr init:%s\n", SDATA (SYMBOL_NAME (xww->type))); xv->widget = gtk_drawing_area_new (); gtk_widget_set_app_paintable (xv->widget, TRUE); //because expose event handling gtk_widget_add_events (xv->widget, GDK_ALL_EVENTS_MASK); /* Draw the view on damage-event */ g_signal_connect (G_OBJECT (xww->widgetwindow_osr), "damage-event", G_CALLBACK (offscreen_damage_event), xv->widget); if (EQ (xww->type, Qwebkit_osr)) { /* ///xwgir debug */ /* //forward events. this isnt compatible with the set_embedded strategy */ g_signal_connect (G_OBJECT (xv->widget), "button-press-event", G_CALLBACK (xwidget_osr_event_forward), NULL); g_signal_connect (G_OBJECT (xv->widget), "button-release-event", G_CALLBACK (xwidget_osr_event_forward), NULL); g_signal_connect (G_OBJECT (xv->widget), "motion-notify-event", G_CALLBACK (xwidget_osr_event_forward), NULL); } else { //xwgir debug , orthogonal to forwarding g_signal_connect (G_OBJECT (xv->widget), "enter-notify-event", G_CALLBACK (xwidget_osr_event_set_embedder), xv); } //draw g_signal_connect (G_OBJECT (xv->widget), "draw", G_CALLBACK (xwidget_osr_draw_callback), NULL); } //else return NULL; //widget realization //make container widget 1st, and put the actual widget inside the container //later, drawing should crop container window if necessary to handle case where xwidget //is partially obscured by other emacs windows //other containers than gtk_fixed where explored, but gtk_fixed had the most predictable behaviour so far. xv->emacswindow = FRAME_GTK_WIDGET (s->f); xv->widgetwindow = gtk_fixed_new (); gtk_widget_set_has_window (xv->widgetwindow, TRUE); gtk_container_add (GTK_CONTAINER (xv->widgetwindow), xv->widget); //store some xwidget data in the gtk widgets g_object_set_data (G_OBJECT (xv->widget), XG_FRAME_DATA, (gpointer) (s->f)); //the emacs frame g_object_set_data (G_OBJECT (xv->widget), XG_XWIDGET, (gpointer) (xww)); //the xwidget g_object_set_data (G_OBJECT (xv->widget), XG_XWIDGET_VIEW, (gpointer) (xv)); //the xwidget g_object_set_data (G_OBJECT (xv->widgetwindow), XG_XWIDGET, (gpointer) (xww)); //the xwidget window g_object_set_data (G_OBJECT (xv->widgetwindow), XG_XWIDGET_VIEW, (gpointer) (xv)); //the xwidget window gtk_widget_set_size_request (GTK_WIDGET (xv->widget), xww->width, xww->height); gtk_widget_set_size_request (xv->widgetwindow, xww->width, xww->height); gtk_fixed_put (GTK_FIXED (FRAME_GTK_WIDGET (s->f)), xv->widgetwindow, x, y); xv->x = x; xv->y = y; gtk_widget_show_all (xv->widgetwindow); //widgettype specific initialization only possible after realization if (EQ (xww->type, Qsocket)) { printf ("xwid:%p socket id:%p %p\n", (void *) xww, (void *) gtk_socket_get_id (GTK_SOCKET (xv->widget)), (void *) gtk_socket_get_id (GTK_SOCKET (xv->widget))); send_xembed_ready_event (xww, gtk_socket_get_id (GTK_SOCKET (xv->widget))); //gtk_widget_realize(xw->widget); } ////////////////////////////////////////////////////////////// // xwgir debug if ( EQ (xww->type, Qsocket_osr) || (!NILP (Fget (xww->type, QCxwgir_class)))) { printf ("gdk_offscreen_window_set_embedder %d %d\n", GDK_IS_WINDOW (gtk_widget_get_window (xww->widget_osr)), GDK_IS_WINDOW (gtk_widget_get_window (GTK_WIDGET (xv->widget)))); // set_embedder needs to be called after xv->widget realization gdk_offscreen_window_set_embedder (gtk_widget_get_window (xww->widgetwindow_osr), gtk_widget_get_window (xv->widget)); g_signal_connect (gtk_widget_get_window (xv->widget), "pick-embedded-child", G_CALLBACK (offscreen_pick_embedded_child), xww->widgetwindow_osr); g_signal_connect (gtk_widget_get_window (xww->widgetwindow_osr), "from-embedder", G_CALLBACK (offscreen_from_embedder), NULL); g_signal_connect (gtk_widget_get_window (xww->widgetwindow_osr), "to-embedder", G_CALLBACK (offscreen_to_embedder), NULL); } //////////////////////////////////////// return xv; } void x_draw_xwidget_glyph_string (struct glyph_string *s) { /* this method is called by the redisplay engine and places the xwidget on screen. moving and clipping is done here. also view init. */ struct xwidget *xww = s->xwidget; struct xwidget_view *xv = xwidget_view_lookup (xww, s->w); int clip_right; int clip_bottom; int clip_top; int clip_left; int x = s->x; int y = s->y + (s->height / 2) - (xww->height / 2); int moved = 0; /* We do it here in the display loop because there is no other time to know things like window placement etc. */ xv = xwidget_init_view (xww, s, x, y); //calculate clipping, which is used for all manner of onscreen //xwidget views each widget border can get clipped by other emacs //objects so there are four clipping variables clip_right = min (xww->width, WINDOW_RIGHT_EDGE_X (s->w) - x - WINDOW_RIGHT_SCROLL_BAR_AREA_WIDTH (s->w) - WINDOW_RIGHT_FRINGE_WIDTH (s->w)); clip_left = max (0, WINDOW_LEFT_EDGE_X (s->w) - x + WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (s->w) + WINDOW_LEFT_FRINGE_WIDTH (s->w)); clip_bottom = min (xww->height, WINDOW_BOTTOM_EDGE_Y (s->w) - WINDOW_MODE_LINE_HEIGHT (s->w) - y); clip_top = max (0, WINDOW_TOP_EDGE_Y (s->w) - y); //we are conserned with movement of the onscreen area. the area might sit still when the widget actually moves //this happens when an emacs window border moves across a widget window //so, if any corner of the outer widget clippng window moves, that counts as movement here, even //if it looks like no movement happens because the widget sits still inside the clipping area. //the widget can also move inside the clipping area, which happens later moved = (xv->x + xv->clip_left != x + clip_left) || ((xv->y + xv->clip_top) != (y + clip_top)); xv->x = x; xv->y = y; if (moved) //has it moved? { if (1) //!xwidget_hidden(xv)) //hidden equals not being seen during redisplay { //TODO should be possible to use xwidget_show_view here gtk_fixed_move (GTK_FIXED (FRAME_GTK_WIDGET (s->f)), xv->widgetwindow, x + clip_left, y + clip_top); } } //clip the widget window if some parts happen to be outside drawable area //an emacs window is not a gtk window, a gtk window covers the entire frame //cliping might have changed even if we havent actualy moved, we try figure out when we need to reclip for real if ((xv->clip_right != clip_right) || (xv->clip_bottom != clip_bottom) || (xv->clip_top != clip_top) || (xv->clip_left != clip_left)) { gtk_widget_set_size_request (xv->widgetwindow, clip_right + clip_left, clip_bottom + clip_top); gtk_fixed_move (GTK_FIXED (xv->widgetwindow), xv->widget, -clip_left, -clip_top); xv->clip_right = clip_right; xv->clip_bottom = clip_bottom; xv->clip_top = clip_top; xv->clip_left = clip_left; } //if emacs wants to repaint the area where the widget lives, queue a redraw //TODO it seems its possible to get out of sync with emacs redraws so emacs bg sometimes shows up instead of xwidget //its just a visual glitch though if (!xwidget_hidden (xv)) { gtk_widget_queue_draw (xv->widgetwindow); gtk_widget_queue_draw (xv->widget); } } #ifdef HAVE_WEBKIT_OSR //FUGLY macro that checks WEBKIT_IS_WEB_VIEW(xw->widget_osr) first #define WEBKIT_FN_INIT() \ struct xwidget* xw; \ CHECK_XWIDGET (xwidget); \ if(NILP (xwidget)) {printf("ERROR xwidget nil\n"); return Qnil;}; \ xw = XXWIDGET(xwidget); \ if(NULL == xw) printf("ERROR xw is 0\n"); \ if((NULL == xw->widget_osr) || !WEBKIT_IS_WEB_VIEW(xw->widget_osr)){ \ printf("ERROR xw->widget_osr does not hold a webkit instance\n");\ return Qnil;\ }; DEFUN ("xwidget-webkit-goto-uri", Fxwidget_webkit_goto_uri, Sxwidget_webkit_goto_uri, 2, 2, 0, doc: /* Make the webkit instance referenced by XWIDGET browse URI. */ ) (Lisp_Object xwidget, Lisp_Object uri) { WEBKIT_FN_INIT (); CHECK_STRING (uri); webkit_web_view_load_uri (WEBKIT_WEB_VIEW (xw->widget_osr), SSDATA (uri)); return Qnil; } DEFUN ("xwidget-webkit-execute-script", Fxwidget_webkit_execute_script, Sxwidget_webkit_execute_script, 2, 2, 0, doc: /* webkit exec js. */ ) (Lisp_Object xwidget, Lisp_Object script) { WEBKIT_FN_INIT (); CHECK_STRING (script); webkit_web_view_execute_script (WEBKIT_WEB_VIEW (xw->widget_osr), SSDATA (script)); return Qnil; } DEFUN ("xwidget-webkit-get-title", Fxwidget_webkit_get_title, Sxwidget_webkit_get_title, 1, 1, 0, doc: /* Get the title from the Webkit instance in XWIDGET. This can be used to work around the lack of a return value from the exec method. */ ) (Lisp_Object xwidget) { //TODO support multibyte strings WEBKIT_FN_INIT (); const gchar *str = webkit_web_view_get_title (WEBKIT_WEB_VIEW (xw->widget_osr)); //return make_string_from_bytes(str, wcslen((const wchar_t *)str), strlen(str)); if (str == 0) { //TODO maybe return Qnil instead. I suppose webkit returns nullpointer when doc is not properly loaded or something printf ("xwidget-webkit-get-title null webkit title\n"); return build_string (""); } return build_string (str); } //TODO missnamed DEFUN ("xwidget-disable-plugin-for-mime", Fxwidget_disable_plugin_for_mime, Sxwidget_disable_plugin_for_mime, 1, 1, 0, doc: /* */ ) (Lisp_Object mime) { WebKitWebPlugin *wp = webkit_web_plugin_database_get_plugin_for_mimetype (webkit_get_web_plugin_database (), SSDATA (mime)); if (wp == NULL) return Qnil; if (webkit_web_plugin_get_enabled (wp)) { webkit_web_plugin_set_enabled (wp, FALSE); return Qt; } return Qnil; } #ifdef HAVE_XLXW_DOMDUMP /* dom dumping is work in progress. 2 of the methods used from webkit are deprecated nowm and replacements sought */ static void xwidget_webkit_dom_dump (WebKitDOMNode * parent) { WebKitDOMNodeList *list; int length; WebKitDOMNode *attribute; WebKitDOMNamedNodeMap *attrs; WebKitDOMNode *child; printf ("node:%d type:%d name:%s content:%s\n", parent, webkit_dom_node_get_node_type (parent), //1 element 3 text 8 comment 2 attribute webkit_dom_node_get_local_name (parent), webkit_dom_node_get_text_content (parent)); if (webkit_dom_node_has_attributes (parent)) { attrs = webkit_dom_node_get_attributes (parent); length = webkit_dom_named_node_map_get_length (attrs); for (int i = 0; i < length; i++) { attribute = webkit_dom_named_node_map_item (attrs, i); printf (" attr node:%d type:%d name:%s content:%s\n", attribute, webkit_dom_node_get_node_type (attribute), //1 element 3 text 8 comment webkit_dom_node_get_local_name (attribute), webkit_dom_node_get_text_content (attribute)); } } list = webkit_dom_node_get_child_nodes (parent); length = webkit_dom_node_list_get_length (list); for (int i = 0; i < length; i++) { child = webkit_dom_node_list_item (list, i); //if(webkit_dom_node_has_child_nodes(child)) xwidget_webkit_dom_dump (child); } } DEFUN ("xwidget-webkit-dom-dump", Fxwidget_webkit_dom_dump, Sxwidget_webkit_dom_dump, 1, 1, 0, doc: /*Dump the DOM contained in the webkit instance in XWIDGET. */ ) (Lisp_Object xwidget) { WEBKIT_FN_INIT (); xwidget_webkit_dom_dump (WEBKIT_DOM_NODE (webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (xw->widget_osr)))); return Qnil; } #endif /* HAVE_XLXW_DOMDUMP */ #endif /* HAVE_WEBKIT_OSR */ DEFUN ("xwidget-resize", Fxwidget_resize, Sxwidget_resize, 3, 3, 0, doc: /* Resize XWIDGET. NEW_WIDTH NEW_HEIGHT defines the new size.) */ ) (Lisp_Object xwidget, Lisp_Object new_width, Lisp_Object new_height) { CHECK_XWIDGET (xwidget); struct xwidget *xw = XXWIDGET (xwidget); struct xwidget_view *xv; int w, h; CHECK_NUMBER (new_width); CHECK_NUMBER (new_height); w = XFASTINT (new_width); h = XFASTINT (new_height); xw->width = w; xw->height = h; //if theres a osr resize it 1st if (xw->widget_osr) { gtk_widget_set_size_request (GTK_WIDGET (xw->widget_osr), xw->width, xw->height); //minimum size gtk_window_resize (GTK_WINDOW (xw->widgetwindow_osr), xw->width, xw->height); /* gtk_window_resize (GTK_WINDOW (xw->widgetscrolledwindow_osr), xw->width, */ /* xw->height); */ gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (xw-> widgetscrolledwindow_osr), xw->height); gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (xw-> widgetscrolledwindow_osr), xw->width); gtk_container_resize_children (GTK_CONTAINER (xw->widgetwindow_osr)); } for (Lisp_Object tail = Vxwidget_view_list; CONSP (tail); tail = XCDR (tail)) { if (XWIDGET_VIEW_P (XCAR (tail))) { xv = XXWIDGET_VIEW (XCAR (tail)); if (XXWIDGET (xv->model) == xw) { /* gtk_layout_set_size (GTK_CONTAINER (xv->widgetwindow), xw->width, */ /* xw->height); */ gtk_widget_set_size_request (GTK_WIDGET (xv->widget), xw->width, xw->height); } } } return Qnil; } DEFUN ("xwidget-set-adjustment", Fxwidget_set_adjustment, Sxwidget_set_adjustment, 4, 4, 0, doc: /* set scrolling */ ) (Lisp_Object xwidget, Lisp_Object axis, Lisp_Object relative, Lisp_Object value) { CHECK_XWIDGET (xwidget); struct xwidget *xw = XXWIDGET (xwidget); GtkAdjustment *adjustment; float final_value = 0.0; adjustment = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (xw->widgetscrolledwindow_osr)); if (EQ (Qvertical, axis)) { adjustment = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (xw->widgetscrolledwindow_osr)); } if (EQ (Qhorizontal, axis)) { adjustment = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (xw->widgetscrolledwindow_osr)); } if (EQ (Qt, relative)) { final_value = gtk_adjustment_get_value (adjustment) + XFASTINT (value); } else { final_value = 0.0 + XFASTINT (value); } gtk_adjustment_set_value (adjustment, final_value); return Qnil; } DEFUN ("xwidget-size-request", Fxwidget_size_request, Sxwidget_size_request, 1, 1, 0, doc: /* Desired size of the XWIDGET. This can be used to read the xwidget desired size, and resizes the Emacs allocated area accordingly. (TODO crashes if arg not osr widget) */ ) (Lisp_Object xwidget) { CHECK_XWIDGET (xwidget); GtkRequisition requisition; Lisp_Object rv; gtk_widget_size_request (XXWIDGET (xwidget)->widget_osr, &requisition); rv = Qnil; rv = Fcons (make_number (requisition.height), rv); rv = Fcons (make_number (requisition.width), rv); return rv; } DEFUN ("xwidgetp", Fxwidgetp, Sxwidgetp, 1, 1, 0, doc: /* Return t if OBJECT is a xwidget. */ ) (Lisp_Object object) { return XWIDGETP (object) ? Qt : Qnil; } DEFUN ("xwidget-view-p", Fxwidget_view_p, Sxwidget_view_p, 1, 1, 0, doc:/* Return t if OBJECT is a xwidget-view. */ ) (Lisp_Object object) { return XWIDGET_VIEW_P (object) ? Qt : Qnil; } DEFUN ("xwidget-info", Fxwidget_info, Sxwidget_info, 1, 1, 0, doc: /* Get XWIDGET properties. Currently type, title, width, height. */ ) (Lisp_Object xwidget) { CHECK_XWIDGET (xwidget); Lisp_Object info, n; struct xwidget *xw = XXWIDGET (xwidget); info = Fmake_vector (make_number (4), Qnil); ASET (info, 0, xw->type); ASET (info, 1, xw->title); XSETFASTINT (n, xw->width); ASET (info, 2, n); XSETFASTINT (n, xw->height); ASET (info, 3, n); return info; } DEFUN ("xwidget-view-info", Fxwidget_view_info, Sxwidget_view_info, 1, 1, 0, doc: /* Get XWIDGET-VIEW properties. Currently x,y clip right, clip bottom, clip top, clip left */ ) (Lisp_Object xwidget_view) { CHECK_XWIDGET_VIEW (xwidget_view); struct xwidget_view *xv = XXWIDGET_VIEW (xwidget_view); Lisp_Object info; info = Fmake_vector (make_number (6), Qnil); ASET (info, 0, make_number (xv->x)); ASET (info, 1, make_number (xv->y)); ASET (info, 2, make_number (xv->clip_right)); ASET (info, 3, make_number (xv->clip_bottom)); ASET (info, 4, make_number (xv->clip_top)); ASET (info, 5, make_number (xv->clip_left)); return info; } DEFUN ("xwidget-view-model", Fxwidget_view_model, Sxwidget_view_model, 1, 1, 0, doc: /* Get XWIDGET-VIEW model. */ ) (Lisp_Object xwidget_view) { CHECK_XWIDGET_VIEW (xwidget_view); return XXWIDGET_VIEW (xwidget_view)->model; } DEFUN ("xwidget-view-window", Fxwidget_view_window, Sxwidget_view_window, 1, 1, 0, doc:/* Get XWIDGET-VIEW window. */ ) (Lisp_Object xwidget_view) { CHECK_XWIDGET_VIEW (xwidget_view); return XXWIDGET_VIEW (xwidget_view)->w; } DEFUN ("xwidget-send-keyboard-event", Fxwidget_send_keyboard_event, Sxwidget_send_keyboard_event, 2, 2, 0, doc: /* Synthesize a kbd event for XWIDGET. TODO crashes atm.. */ )(Lisp_Object xwidget, Lisp_Object keydescriptor) { //TODO this code crashes for offscreen widgets and ive tried many //different strategies int keyval = 0x058; //X int keyval = XFASTINT (keydescriptor); //X GdkKeymapKey *keys; gint n_keys; GdkDeviceManager *manager; struct xwidget *xw; GtkWidget *widget; GdkEventKey *ev; Lisp_Object window; //popup_activated_flag = 1; //TODO just a hack gdk_keymap_get_entries_for_keyval (gdk_keymap_get_default (), keyval, &keys, &n_keys); xw = XXWIDGET (xwidget); ev = (GdkEventKey *) gdk_event_new (GDK_KEY_PRESS); //todo what about windowless widgets? window = FRAME_SELECTED_WINDOW (SELECTED_FRAME ()); //TODO maybe we also need to special case sockets by picking up the //plug rather than the socket if (xw->widget_osr) widget = xw->widget_osr; else widget = xwidget_view_lookup (xw, XWINDOW (window))->widget; ev->window = gtk_widget_get_window (widget); gtk_widget_grab_focus (widget); ev->send_event = FALSE; ev->hardware_keycode = keys[0].keycode; ev->group = keys[0].group; ev->keyval = keyval; ev->time = GDK_CURRENT_TIME; //ev->device = gdk_device_get_core_pointer(); manager = gdk_display_get_device_manager (gdk_window_get_display (ev->window)); gdk_event_set_device ((GdkEvent *) ev, gdk_device_manager_get_client_pointer (manager)); gdk_event_put ((GdkEvent *) ev); //g_signal_emit_by_name(ev->window,"key-press-event", ev); ev->type = GDK_KEY_RELEASE; gdk_event_put ((GdkEvent *) ev); //g_signal_emit_by_name(ev->window,"key-release-event", ev); //gtk_main_do_event(ev); //TODO //if I delete the event the receiving component eventually crashes. //it ough TDTRT since event_put is supposed to copy the event //so probably this leaks events now //gdk_event_free((GdkEvent*)ev); return Qnil; } DEFUN ("delete-xwidget-view", Fdelete_xwidget_view, Sdelete_xwidget_view, 1, 1, 0, doc:/* Delete the XWIDGET-VIEW. */ ) (Lisp_Object xwidget_view) { CHECK_XWIDGET_VIEW (xwidget_view); struct xwidget_view *xv = XXWIDGET_VIEW (xwidget_view); gtk_widget_destroy (xv->widgetwindow); Vxwidget_view_list = Fdelq (xwidget_view, Vxwidget_view_list); // xv->model still has signals pointing to the view // there can be several views. find the matchin signals and delete them int i; i = g_signal_handlers_disconnect_matched (XXWIDGET (xv->model)->widgetwindow_osr, G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, xv->widget); printf ("delete view num signals %d\n",i); return Qnil; } DEFUN ("xwidget-view-lookup", Fxwidget_view_lookup, Sxwidget_view_lookup, 1, 2, 0, doc: /* Return the xwidget-view associated to XWIDGET in WINDOW if specified, otherwise it uses the selected window. */ ) (Lisp_Object xwidget, Lisp_Object window) { CHECK_XWIDGET (xwidget); if (NILP (window)) window = Fselected_window (); CHECK_WINDOW (window); for (Lisp_Object tail = Vxwidget_view_list; CONSP (tail); tail = XCDR (tail)) { Lisp_Object xwidget_view = XCAR (tail); if (EQ (Fxwidget_view_model (xwidget_view), xwidget) && EQ (Fxwidget_view_window (xwidget_view), window)) return xwidget_view; } return Qnil; } DEFUN ("set-frame-visible", Fset_frame_visible, Sset_frame_visible, 2, 2, 0, doc: /* HACKY */ ) (Lisp_Object frame, Lisp_Object flag) { CHECK_FRAME (frame); struct frame *f = XFRAME (frame); SET_FRAME_VISIBLE (f, !NILP (flag)); return flag; } DEFUN ("xwidget-plist", Fxwidget_plist, Sxwidget_plist, 1, 1, 0, doc: /* Return the plist of XWIDGET. */ ) (register Lisp_Object xwidget) { CHECK_XWIDGET (xwidget); return XXWIDGET (xwidget)->plist; } DEFUN ("xwidget-buffer", Fxwidget_buffer, Sxwidget_buffer, 1, 1, 0, doc:/* Return the buffer of XWIDGET. */ ) (register Lisp_Object xwidget) { CHECK_XWIDGET (xwidget); return XXWIDGET (xwidget)->buffer; } DEFUN ("set-xwidget-plist", Fset_xwidget_plist, Sset_xwidget_plist, 2, 2, 0, doc: /* Replace the plist of XWIDGET with PLIST. Returns PLIST. */ ) (register Lisp_Object xwidget, Lisp_Object plist) { CHECK_XWIDGET (xwidget); CHECK_LIST (plist); XXWIDGET (xwidget)->plist = plist; return plist; } DEFUN ("set-xwidget-query-on-exit-flag", Fset_xwidget_query_on_exit_flag, Sset_xwidget_query_on_exit_flag, 2, 2, 0, doc: /* Specify if query is needed for XWIDGET when Emacs is exited. If the second argument FLAG is non-nil, Emacs will query the user before exiting or killing a buffer if XWIDGET is running. This function returns FLAG. */ ) (Lisp_Object xwidget, Lisp_Object flag) { CHECK_XWIDGET (xwidget); XXWIDGET (xwidget)->kill_without_query = NILP (flag); return flag; } DEFUN ("xwidget-query-on-exit-flag", Fxwidget_query_on_exit_flag, Sxwidget_query_on_exit_flag, 1, 1, 0, doc: /* Return the current value of query-on-exit flag for XWIDGET. */ ) (Lisp_Object xwidget) { CHECK_XWIDGET (xwidget); return (XXWIDGET (xwidget)->kill_without_query ? Qnil : Qt); } void syms_of_xwidget (void) { defsubr (&Smake_xwidget); defsubr (&Sxwidgetp); DEFSYM (Qxwidgetp, "xwidgetp"); defsubr (&Sxwidget_view_p); DEFSYM (Qxwidget_view_p, "xwidget-view-p"); defsubr (&Sxwidget_info); defsubr (&Sxwidget_view_info); defsubr (&Sxwidget_resize); defsubr (&Sget_buffer_xwidgets); defsubr (&Sxwidget_view_model); defsubr (&Sxwidget_view_window); defsubr (&Sxwidget_view_lookup); defsubr (&Sxwidget_query_on_exit_flag); defsubr (&Sset_xwidget_query_on_exit_flag); defsubr (&Sset_frame_visible); #ifdef HAVE_WEBKIT_OSR defsubr (&Sxwidget_webkit_goto_uri); defsubr (&Sxwidget_webkit_execute_script); defsubr (&Sxwidget_webkit_get_title); DEFSYM (Qwebkit_osr, "webkit-osr"); #endif defsubr (&Sxwgir_xwidget_call_method); defsubr (&Sxwgir_require_namespace); defsubr (&Sxwidget_size_request); defsubr (&Sdelete_xwidget_view); defsubr (&Sxwidget_disable_plugin_for_mime); defsubr (&Sxwidget_send_keyboard_event); #ifdef HAVE_XLXW_DOMDUMP defsubr (&Sxwidget_webkit_dom_dump); #endif defsubr (&Sxwidget_plist); defsubr (&Sxwidget_buffer); defsubr (&Sset_xwidget_plist); defsubr (&Sxwidget_set_adjustment); DEFSYM (Qxwidget, "xwidget"); DEFSYM (QCxwidget, ":xwidget"); DEFSYM (QCxwgir_class, ":xwgir-class"); DEFSYM (QCtitle, ":title"); /* Do not forget to update the docstring of make-xwidget if you add new types. */ DEFSYM (Qbutton, "Button"); DEFSYM (Qtoggle, "ToggleButton"); DEFSYM (Qslider, "slider"); DEFSYM (Qsocket, "socket"); DEFSYM (Qsocket_osr, "socket-osr"); DEFSYM (Qvertical, "vertical"); DEFSYM (Qhorizontal, "horizontal"); DEFSYM (QCplist, ":plist"); DEFVAR_LISP ("xwidget-list", Vxwidget_list, doc: /* xwidgets list. */); Vxwidget_list = Qnil; DEFVAR_LISP ("xwidget-view-list", Vxwidget_view_list, doc: /* xwidget views list. */); Vxwidget_view_list = Qnil; Fprovide (intern ("xwidget-internal"), Qnil); } /* Value is non-zero if OBJECT is a valid Lisp xwidget specification. A valid xwidget specification is a list whose car is the symbol `xwidget', and whose rest is a property list. The property list must contain a value for key `:type'. That value must be the name of a supported xwidget type. The rest of the property list depends on the xwidget type. */ int valid_xwidget_spec_p (Lisp_Object object) { int valid_p = 0; if (CONSP (object) && EQ (XCAR (object), Qxwidget)) { /* Lisp_Object tem; */ /* for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) */ /* if (EQ (XCAR (tem), QCtype)) */ /* { */ /* tem = XCDR (tem); */ /* if (CONSP (tem) && SYMBOLP (XCAR (tem))) */ /* { */ /* struct xwidget_type *type; */ /* type = lookup_xwidget_type (XCAR (tem)); */ /* if (type) */ /* valid_p = type->valid_p (object); */ /* } */ /* break; */ /* } */ //never mind type support for now valid_p = 1; } return valid_p; } /* find a value associated with key in spec */ Lisp_Object xwidget_spec_value (Lisp_Object spec, Lisp_Object key, int *found) { Lisp_Object tail; eassert (valid_xwidget_spec_p (spec)); for (tail = XCDR (spec); CONSP (tail) && CONSP (XCDR (tail)); tail = XCDR (XCDR (tail))) { if (EQ (XCAR (tail), key)) { if (found) *found = 1; return XCAR (XCDR (tail)); } } if (found) *found = 0; return Qnil; } void xwidget_view_delete_all_in_window (struct window *w) { struct xwidget_view *xv = NULL; for (Lisp_Object tail = Vxwidget_view_list; CONSP (tail); tail = XCDR (tail)) { if (XWIDGET_VIEW_P (XCAR (tail))) { xv = XXWIDGET_VIEW (XCAR (tail)); if (XWINDOW (xv->w) == w) { //gtk_widget_destroy (xv->widgetwindow); //Vxwidget_view_list = Fdelq (XCAR (tail), Vxwidget_view_list); Fdelete_xwidget_view (XCAR (tail)); } } } } struct xwidget_view * xwidget_view_lookup (struct xwidget *xw, struct window *w) { Lisp_Object xwidget, window, ret; XSETXWIDGET (xwidget, xw); XSETWINDOW (window, w); ret = Fxwidget_view_lookup (xwidget, window); return EQ (ret, Qnil) ? NULL : XXWIDGET_VIEW (ret); } struct xwidget * lookup_xwidget (Lisp_Object spec) { /* When a xwidget lisp spec is found initialize the C struct that is used in the C code. This is done by redisplay so values change if the spec changes. So, take special care of one-shot events TODO remove xwidget init from display spec. simply store an xwidget reference only and set size etc when creating the xwidget, which should happen before insertion into buffer */ int found = 0; Lisp_Object value; struct xwidget *xw; value = xwidget_spec_value (spec, QCxwidget, &found); xw = XXWIDGET (value); return xw; } /*set up detection of touched xwidget*/ void xwidget_start_redisplay (void) { for (Lisp_Object tail = Vxwidget_view_list; CONSP (tail); tail = XCDR (tail)) { if (XWIDGET_VIEW_P (XCAR (tail))) XXWIDGET_VIEW (XCAR (tail))->redisplayed = 0; } } /* the xwidget was touched during redisplay, so it isnt a candidate for hiding*/ void xwidget_touch (struct xwidget_view *xv) { xv->redisplayed = 1; } static int xwidget_touched (struct xwidget_view *xv) { return xv->redisplayed; } /* redisplay has ended, now we should hide untouched xwidgets */ void xwidget_end_redisplay (struct window *w, struct glyph_matrix *matrix) { int i; int area; xwidget_start_redisplay (); //iterate desired glyph matrix of window here, hide gtk widgets //not in the desired matrix. //this only takes care of xwidgets in active windows. //if a window goes away from screen xwidget views wust be deleted // dump_glyph_matrix(matrix, 2); for (i = 0; i < matrix->nrows; ++i) { // dump_glyph_row (MATRIX_ROW (matrix, i), i, glyphs); struct glyph_row *row; row = MATRIX_ROW (matrix, i); if (row->enabled_p != 0) { for (area = LEFT_MARGIN_AREA; area < LAST_AREA; ++area) { struct glyph *glyph = row->glyphs[area]; struct glyph *glyph_end = glyph + row->used[area]; for (; glyph < glyph_end; ++glyph) { if (glyph->type == XWIDGET_GLYPH) { /* the only call to xwidget_end_redisplay is in dispnew xwidget_end_redisplay(w->current_matrix); */ xwidget_touch (xwidget_view_lookup (glyph->u.xwidget, w)); } } } } } for (Lisp_Object tail = Vxwidget_view_list; CONSP (tail); tail = XCDR (tail)) { if (XWIDGET_VIEW_P (XCAR (tail))) { struct xwidget_view *xv = XXWIDGET_VIEW (XCAR (tail)); //"touched" is only meaningful for the current window, so //disregard other views if (XWINDOW (xv->w) == w) { if (xwidget_touched (xv)) xwidget_show_view (xv); else xwidget_hide_view (xv); } } } } /* Kill all xwidget in BUFFER. */ void kill_buffer_xwidgets (Lisp_Object buffer) { Lisp_Object tail, xwidget; for (tail = Fget_buffer_xwidgets (buffer); CONSP (tail); tail = XCDR (tail)) { xwidget = XCAR (tail); Vxwidget_list = Fdelq (xwidget, Vxwidget_list); /* TODO free the GTK things in xw */ { CHECK_XWIDGET (xwidget); struct xwidget *xw = XXWIDGET (xwidget); if (xw->widget_osr && xw->widgetwindow_osr) { gtk_widget_destroy (xw->widget_osr); gtk_widget_destroy (xw->widgetwindow_osr); } } } } #endif /* HAVE_XWIDGETS */