X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;ds=sidebyside;f=pdf%2Fxpdf%2Fgpdf.cc;h=0db774b6caf3e07ecad4c60bb626f90409501478;hb=d54a6e8b9b7220811707aa6592a0d6d879451db0;hp=37112ae7d3bedb7250bf3deaa5b7116a45017e75;hpb=93f5b3fbce4ae555c6783410d55bdd394e30b63a;p=evince.git diff --git a/pdf/xpdf/gpdf.cc b/pdf/xpdf/gpdf.cc index 37112ae7..0db774b6 100644 --- a/pdf/xpdf/gpdf.cc +++ b/pdf/xpdf/gpdf.cc @@ -50,25 +50,30 @@ const struct poptOption gpdf_popt_options [] = { { NULL, '\0', 0, NULL, 0 } }; +typedef struct _Component Component; +typedef struct _Container Container; /* NB. there is a 1 to 1 Container -> Component mapping, this is due to how much MDI sucks; unutterably */ -typedef struct { - GnomeContainer *container; - GnomeUIHandler *uih; - - GnomeViewFrame *active_view_frame; - - GtkWidget *app; - GtkWidget *view_widget; -} Container; +struct _Container { + GnomeContainer *container; + GnomeUIHandler *uih; + + GnomeViewFrame *active_view_frame; + + GtkWidget *app; + GtkScrolledWindow *scroll; + GtkWidget *view_widget; + Component *component; + gdouble zoom; +}; -typedef struct { +struct _Component { Container *container; GnomeClientSite *client_site; GnomeViewFrame *view_frame; GnomeObjectClient *server; -} Component; +}; GList *containers = NULL; /* @@ -80,7 +85,11 @@ extern "C" { static void container_open_cmd (GtkWidget *widget, Container *container); static void container_close_cmd (GtkWidget *widget, Container *container); static void container_exit_cmd (void); + static void container_about_cmd (GtkWidget *widget, Container *container); static Component *container_activate_component (Container *container, char *component_goad_id); + static void zoom_in_cmd (GtkWidget *widget, Container *container); + static void zoom_out_cmd (GtkWidget *widget, Container *container); + static void zoom_set (Container *container); } /* @@ -95,8 +104,34 @@ static GnomeUIInfo container_file_menu [] = { GNOMEUIINFO_END }; +static GnomeUIInfo container_menu_zoom [] = { + { GNOME_APP_UI_ITEM, N_("_Zoom in"), + N_("Increase the size of objects in the PDF"), + zoom_in_cmd }, + { GNOME_APP_UI_ITEM, N_("_Zoom out"), + N_("Decrease the size of objects in the PDF"), + zoom_out_cmd }, + GNOMEUIINFO_END +}; + +static GnomeUIInfo container_help_menu [] = { + GNOMEUIINFO_MENU_ABOUT_ITEM(container_about_cmd, NULL), + GNOMEUIINFO_END +}; + static GnomeUIInfo container_main_menu [] = { GNOMEUIINFO_MENU_FILE_TREE (container_file_menu), + { GNOME_APP_UI_SUBTREE, N_("_Zoom"), NULL, container_menu_zoom }, + GNOMEUIINFO_MENU_HELP_TREE (container_help_menu), + GNOMEUIINFO_END +}; + +static GnomeUIInfo container_toolbar [] = { + GNOMEUIINFO_ITEM_STOCK ( + N_("Open"), N_("Opens an existing workbook"), + container_open_cmd, GNOME_STOCK_PIXMAP_OPEN), + + GNOMEUIINFO_SEPARATOR, GNOMEUIINFO_END }; @@ -113,7 +148,7 @@ extern "C" { g_return_val_if_fail (container != NULL, FALSE); g_return_val_if_fail (container->view_widget == NULL, FALSE); - comp = container_activate_component (container, "bonobo-object:image-x-pdf"); + comp = container_activate_component (container, "bonobo-object:application-x-pdf"); if (!comp || !(object = comp->server)) { gnome_error_dialog (_("Could not launch bonobo object.")); return FALSE; @@ -141,7 +176,9 @@ extern "C" { GNOME_PersistStream_load (persist, (GNOME_Stream) gnome_object_corba_objref (GNOME_OBJECT (stream)), &ev); - + + zoom_set (container); + GNOME_Unknown_unref (persist, &ev); CORBA_Object_release (persist, &ev); CORBA_exception_free (&ev); @@ -199,8 +236,10 @@ extern "C" { char *fname = g_strdup (name); if (container->view_widget) /* any sort of MDI sucks :-] */ container = container_new (fname); - else - open_pdf (container, fname); + else { + if (!open_pdf (container, fname)) + container_destroy (container); + } g_free (fname); } else { GtkWidget *dialog; @@ -216,11 +255,35 @@ extern "C" { gtk_widget_destroy (GTK_WIDGET (fsel)); } + static void + component_destroy (Component *component) + { + CORBA_Environment ev; + g_return_if_fail (component != NULL); + + CORBA_exception_init (&ev); + + if (component->server) + GNOME_Unknown_unref ( + gnome_object_corba_objref (GNOME_OBJECT (component->server)), &ev); + component->server = NULL; + + CORBA_exception_free (&ev); + } + static void container_destroy (Container *cont) { containers = g_list_remove (containers, cont); - gtk_widget_destroy (cont->app); + if (cont->app) + gtk_widget_destroy (cont->app); + + if (cont->component) + component_destroy (cont->component); + cont->component = NULL; + + cont->app = NULL; + g_free (cont); if (!containers) gtk_main_quit (); @@ -239,119 +302,65 @@ extern "C" { container_destroy ((Container *)containers->data); } + +static void +container_about_cmd (GtkWidget *widget, Container *container) +{ + GtkWidget *about; + int i; + + const gchar *authors[] = { + N_("Michael Meeks, GNOME port maintainer."), + N_("Miguel de Icaza."), + N_("Nat Friedman."), + NULL + }; + +#ifdef ENABLE_NLS + for (i = 0; authors[i] != NULL; i++) + authors [i] = _(authors [i]); +#endif + + about = gnome_about_new (_("GPDF"), VERSION, + _("(C) 1996-1999 Derek B. Noonburg."), + authors, NULL, NULL); + + gnome_dialog_set_parent (GNOME_DIALOG (about), GTK_WINDOW (container->app)); + gnome_dialog_set_close (GNOME_DIALOG (about), TRUE); + gtk_widget_show (about); +} + + /* + * Enforces the containers zoom factor. + */ static void - component_user_activate_request_cb (GnomeViewFrame *view_frame, gpointer data) + zoom_set (Container *container) { - Component *component = (Component *) data; - Container *container = component->container; - - /* - * If there is a - * If there is already an active View, deactivate it. - */ - if (container->active_view_frame != NULL) { - /* - * This just sends a notice to the embedded View that - * it is being deactivated. We will also forcibly - * cover it so that it does not receive any Gtk - * events. - */ - gnome_view_frame_view_deactivate (container->active_view_frame); - - /* - * Here we manually cover it if it hasn't acquiesced. - * If it has consented to be deactivated, then it will - * already have notified us that it is inactive, and - * we will have covered it and set active_view_frame - * to NULL. Which is why this check is here. - */ - if (container->active_view_frame != NULL) - gnome_view_frame_set_covered (container->active_view_frame, TRUE); - - container->active_view_frame = NULL; - } - - /* - * Activate the View which the user clicked on. This just - * sends a request to the embedded View to activate itself. - * When it agrees to be activated, it will notify its - * ViewFrame, and our view_activated_cb callback will be - * called. - * - * We do not uncover the View here, because it may not wish to - * be activated, and so we wait until it notifies us that it - * has been activated to uncover it. - */ - gnome_view_frame_view_activate (view_frame); + g_return_if_fail (container != NULL); + g_return_if_fail (container->component != NULL); + + gnome_view_frame_set_zoom_factor (container->component->view_frame, + container->zoom); } - + static void - component_view_activated_cb (GnomeViewFrame *view_frame, gboolean activated, gpointer data) + zoom_in_cmd (GtkWidget *widget, Container *container) { - Component *component = (Component *) data; - Container *container = component->container; - - if (activated) { - /* - * If the View is requesting to be activated, then we - * check whether or not there is already an active - * View. - */ - if (container->active_view_frame != NULL) { - g_warning ("View requested to be activated but there is already " - "an active View!\n"); - return; - } - - /* - * Otherwise, uncover it so that it can receive - * events, and set it as the active View. - */ - gnome_view_frame_set_covered (view_frame, FALSE); - container->active_view_frame = view_frame; - } else { - /* - * If the View is asking to be deactivated, always - * oblige. We may have already deactivated it (see - * user_activation_request_cb), but there's no harm in - * doing it again. There is always the possibility - * that a View will ask to be deactivated when we have - * not told it to deactivate itself, and that is - * why we cover the view here. - */ - gnome_view_frame_set_covered (view_frame, TRUE); - - if (view_frame == container->active_view_frame) - container->active_view_frame = NULL; - } + g_return_if_fail (container != NULL); + if (container->zoom < 180.0) { + container->zoom *= 1.4; + zoom_set (container); + } } - + static void - component_user_context_cb (GnomeViewFrame *view_frame, gpointer data) + zoom_out_cmd (GtkWidget *widget, Container *container) { - Component *component = (Component *) data; - char *executed_verb; - GList *l; - - /* - * See if the remote GnomeEmbeddable supports any verbs at - * all. - */ - l = gnome_client_site_get_verbs (component->client_site); - if (l == NULL) - return; - gnome_client_site_free_verbs (l); - - /* - * Popup the verb popup and execute the chosen verb. This - * function saves us the work of creating the menu, connecting - * the callback, and executing the verb on the remove - * GnomeView. We could implement all this functionality - * ourselves if we wanted. - */ - executed_verb = gnome_view_frame_popup_verbs (view_frame); - - g_free (executed_verb); + g_return_if_fail (container != NULL); + if (container->zoom > 10.0) { + container->zoom /= 1.4; + zoom_set (container); + } } } @@ -364,7 +373,7 @@ container_set_view (Container *container, Component *component) /* * Create the remote view and the local ViewFrame. */ - view_frame = gnome_client_site_embeddable_new_view (component->client_site); + view_frame = gnome_client_site_new_view (component->client_site); component->view_frame = view_frame; /* @@ -380,46 +389,19 @@ container_set_view (Container *container, Component *component) */ view_widget = gnome_view_frame_get_wrapper (view_frame); container->view_widget = view_widget; -/* gtk_box_pack_start (GTK_BOX (container->app), view_widget, - FALSE, FALSE, 5);*/ - gnome_app_set_contents (GNOME_APP (container->app), view_widget); - /* - * The "user_activate" signal will be emitted when the user - * double clicks on the "cover". The cover is a transparent - * window which sits on top of the component and keeps any - * events (mouse, keyboard) from reaching it. When the user - * double clicks on the cover, the container (that's us) - * can choose to activate the component. - */ - gtk_signal_connect (GTK_OBJECT (view_frame), "user_activate", - GTK_SIGNAL_FUNC (component_user_activate_request_cb), component); + container->component = component; /* - * In-place activation of a component is a two-step process. - * After the user double clicks on the component, our signal - * callback (compoennt_user_activate_request_cb()) asks the - * component to activate itself (see - * gnome_view_frame_view_activate()). The component can then - * choose to either accept or refuse activation. When an - * embedded component notifies us of its decision to change - * its activation state, the "view_activated" signal is - * emitted from the view frame. It is at that point that we - * actually remove the cover so that events can get through. + * Show the component. */ - gtk_signal_connect (GTK_OBJECT (view_frame), "view_activated", - GTK_SIGNAL_FUNC (component_view_activated_cb), component); + gtk_scrolled_window_add_with_viewport (container->scroll, view_widget); /* - * The "user_context" signal is emitted when the user right - * clicks on the wrapper. We use it to pop up a verb menu. + * Activate it ( get it to merge menus etc. ) */ - gtk_signal_connect (GTK_OBJECT (view_frame), "user_context", - GTK_SIGNAL_FUNC (component_user_context_cb), component); + gnome_view_frame_view_activate (view_frame); - /* - * Show the component. - */ - gtk_widget_show_all (view_widget); + gtk_widget_show_all (GTK_WIDGET (container->scroll)); } static GnomeObjectClient * @@ -433,7 +415,7 @@ container_launch_component (GnomeClientSite *client_site, * Launch the component. */ object_server = gnome_object_activate_with_goad_id ( - NULL, component_goad_id, 0, NULL); + NULL, component_goad_id, GOAD_ACTIVATE_SHLIB, NULL); if (object_server == NULL) return NULL; @@ -530,6 +512,35 @@ extern "C" { return component; } + + static void + filenames_dropped (GtkWidget * widget, + GdkDragContext *context, + gint x, + gint y, + GtkSelectionData *selection_data, + guint info, + guint time, + Container *container) + { + GList *names, *tmp_list; + + names = gnome_uri_list_extract_filenames ((char *)selection_data->data); + tmp_list = names; + + while (tmp_list) { + const char *fname = (const char *)tmp_list->data; + + if (fname) { + if (container->view_widget) + container = container_new (fname); + else + open_pdf (container, fname); + } + + tmp_list = g_list_next (tmp_list); + } + } } static void @@ -547,21 +558,51 @@ container_create_menus (Container *container) gnome_ui_handler_menu_free_list (menu_list); } +static void +container_create_toolbar (Container *container) +{ + GnomeUIHandlerToolbarItem *toolbar; + + gnome_ui_handler_create_toolbar (container->uih, "pdf"); + toolbar = gnome_ui_handler_toolbar_parse_uiinfo_list_with_data (container_toolbar, container); + gnome_ui_handler_toolbar_add_list (container->uih, "/", toolbar); + gnome_ui_handler_toolbar_free_list (toolbar); +} + static Container * container_new (const char *fname) { Container *container; - + static GtkTargetEntry drag_types[] = + { + { "text/uri-list", 0, 0 }, + }; + static gint n_drag_types = sizeof (drag_types) / sizeof (drag_types [0]); + container = g_new0 (Container, 1); - container->app = gnome_app_new ("pdf-viewer", - "GNOME PDF viewer"); + container->app = gnome_app_new ("pdf-viewer", + "GNOME PDF viewer"); + container->zoom = 86.0; - gtk_window_set_default_size (GTK_WINDOW (container->app), 400, 400); + gtk_drag_dest_set (container->app, + GTK_DEST_DEFAULT_ALL, + drag_types, n_drag_types, + GDK_ACTION_COPY); + + gtk_signal_connect (GTK_OBJECT(container->app), + "drag_data_received", + GTK_SIGNAL_FUNC(filenames_dropped), (gpointer)container); + + gtk_window_set_default_size (GTK_WINDOW (container->app), 600, 600); gtk_window_set_policy (GTK_WINDOW (container->app), TRUE, TRUE, FALSE); container->container = gnome_container_new (); container->view_widget = NULL; + container->scroll = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new (NULL, NULL)); + gtk_scrolled_window_set_policy (container->scroll, GTK_POLICY_AUTOMATIC, + GTK_POLICY_AUTOMATIC); + gnome_app_set_contents (GNOME_APP (container->app), GTK_WIDGET (container->scroll)); /* * Create the GnomeUIHandler object which will be used to @@ -572,10 +613,8 @@ container_new (const char *fname) container->uih = gnome_ui_handler_new (); gnome_ui_handler_set_app (container->uih, GNOME_APP (container->app)); - /* - * Create the menus. - */ - container_create_menus (container); + container_create_menus (container); + container_create_toolbar (container); gtk_widget_show_all (container->app); @@ -596,9 +635,10 @@ int main (int argc, char **argv) { CORBA_Environment ev; - CORBA_ORB orb; - char **view_files = NULL; - int i; + CORBA_ORB orb; + char **view_files = NULL; + gboolean loaded; + int i; CORBA_exception_init (&ev); @@ -613,20 +653,23 @@ main (int argc, char **argv) if (bonobo_init (orb, NULL, NULL) == FALSE) g_error (_("Could not initialize Bonobo!\n")); + bonobo_activate (); view_files = poptGetArgs (ctx); /* Load files */ i = 0; + loaded = FALSE; if (view_files) { for (i = 0; view_files[i]; i++) - container_new (view_files[i]); + if (container_new (view_files[i])) + loaded = TRUE; } - if (i == 0) + if ((i == 0) || !loaded) container_new (NULL); poptFreeContext (ctx); - + gtk_main (); return 0;