]> www.fi.muni.cz Git - evince.git/blobdiff - libview/ev-view-presentation.c
libview: Fix goto window in presentation mode
[evince.git] / libview / ev-view-presentation.c
index 2b39ca61509a8d1b3eaa2c62a3c5b343a2fe16a0..8694e5e304ef6d4a48d9d872f4fd5372b752cb02 100644 (file)
@@ -42,6 +42,7 @@ enum {
 enum {
        CHANGE_PAGE,
        FINISHED,
+        SIGNAL_EXTERNAL_LINK,
        N_SIGNALS
 };
 
@@ -56,6 +57,8 @@ struct _EvViewPresentation
 {
        GtkWidget base;
 
+        guint                  is_constructing : 1;
+
        guint                  current_page;
        cairo_surface_t       *current_surface;
        EvDocument            *document;
@@ -94,15 +97,15 @@ struct _EvViewPresentationClass
        GtkWidgetClass base_class;
 
        /* signals */
-       void (* change_page) (EvViewPresentation *pview,
-                             GtkScrollType       scroll);
-       void (* finished)    (EvViewPresentation *pview);
+       void (* change_page)   (EvViewPresentation *pview,
+                                GtkScrollType       scroll);
+       void (* finished)      (EvViewPresentation *pview);
+        void (* external_link) (EvViewPresentation *pview,
+                                EvLinkAction       *action);
 };
 
 static guint signals[N_SIGNALS] = { 0 };
 
-static void ev_view_presentation_next_page               (EvViewPresentation *pview);
-static void ev_view_presentation_previous_page           (EvViewPresentation *pview);
 static void ev_view_presentation_set_cursor_for_location (EvViewPresentation *pview,
                                                          gdouble             x,
                                                          gdouble             y);
@@ -111,18 +114,19 @@ static void ev_view_presentation_set_cursor_for_location (EvViewPresentation *pv
 
 G_DEFINE_TYPE (EvViewPresentation, ev_view_presentation, GTK_TYPE_WIDGET)
 
+static GdkRGBA black = { 0., 0., 0., 1. };
+static GdkRGBA white = { 1., 1., 1., 1. };
+
 static void
 ev_view_presentation_set_normal (EvViewPresentation *pview)
 {
        GtkWidget *widget = GTK_WIDGET (pview);
-       GtkStyle  *style;
 
        if (pview->state == EV_PRESENTATION_NORMAL)
                return;
 
        pview->state = EV_PRESENTATION_NORMAL;
-       style = gtk_widget_get_style (widget);
-       gdk_window_set_background (gtk_widget_get_window (widget), &style->black);
+       gdk_window_set_background_rgba (gtk_widget_get_window (widget), &black);
        gtk_widget_queue_draw (widget);
 }
 
@@ -130,14 +134,12 @@ static void
 ev_view_presentation_set_black (EvViewPresentation *pview)
 {
        GtkWidget *widget = GTK_WIDGET (pview);
-       GtkStyle  *style;
 
        if (pview->state == EV_PRESENTATION_BLACK)
                return;
 
        pview->state = EV_PRESENTATION_BLACK;
-       style = gtk_widget_get_style (widget);
-       gdk_window_set_background (gtk_widget_get_window (widget), &style->black);
+       gdk_window_set_background_rgba (gtk_widget_get_window (widget), &black);
        gtk_widget_queue_draw (widget);
 }
 
@@ -145,14 +147,12 @@ static void
 ev_view_presentation_set_white (EvViewPresentation *pview)
 {
        GtkWidget *widget = GTK_WIDGET (pview);
-       GtkStyle  *style;
 
        if (pview->state == EV_PRESENTATION_WHITE)
                return;
 
        pview->state = EV_PRESENTATION_WHITE;
-       style = gtk_widget_get_style (widget);
-       gdk_window_set_background (gtk_widget_get_window (widget), &style->white);
+       gdk_window_set_background_rgba (gtk_widget_get_window (widget), &white);
        gtk_widget_queue_draw (widget);
 }
 
@@ -381,6 +381,25 @@ ev_view_presentation_delete_job (EvViewPresentation *pview,
        g_object_unref (job);
 }
 
+static void
+ev_view_presentation_reset_jobs (EvViewPresentation *pview)
+{
+        if (pview->curr_job) {
+                ev_view_presentation_delete_job (pview, pview->curr_job);
+                pview->curr_job = NULL;
+        }
+
+        if (pview->prev_job) {
+                ev_view_presentation_delete_job (pview, pview->prev_job);
+                pview->prev_job = NULL;
+        }
+
+        if (pview->next_job) {
+                ev_view_presentation_delete_job (pview, pview->next_job);
+                pview->next_job = NULL;
+        }
+}
+
 static void
 ev_view_presentation_update_current_page (EvViewPresentation *pview,
                                          guint               page)
@@ -485,7 +504,7 @@ ev_view_presentation_update_current_page (EvViewPresentation *pview,
                gtk_widget_queue_draw (GTK_WIDGET (pview));
 }
 
-static void
+void
 ev_view_presentation_next_page (EvViewPresentation *pview)
 {
        guint n_pages;
@@ -510,7 +529,7 @@ ev_view_presentation_next_page (EvViewPresentation *pview)
                ev_view_presentation_update_current_page (pview, new_page);
 }
 
-static void
+void
 ev_view_presentation_previous_page (EvViewPresentation *pview)
 {
        gint new_page = 0;
@@ -630,9 +649,9 @@ ev_view_presentation_goto_window_create (EvViewPresentation *pview)
        GtkWindow *toplevel, *goto_window;
 
        toplevel = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (pview)));
-       goto_window = GTK_WINDOW (pview->goto_window);
 
        if (pview->goto_window) {
+                goto_window = GTK_WINDOW (pview->goto_window);
                if (gtk_window_has_group (toplevel))
                        gtk_window_group_add_window (gtk_window_get_group (toplevel), goto_window);
                else if (gtk_window_has_group (goto_window))
@@ -642,6 +661,7 @@ ev_view_presentation_goto_window_create (EvViewPresentation *pview)
        }
 
        pview->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
+        goto_window = GTK_WINDOW (pview->goto_window);
        gtk_window_set_screen (goto_window, gtk_widget_get_screen (GTK_WIDGET (pview)));
 
        if (gtk_window_has_group (toplevel))
@@ -735,6 +755,9 @@ ev_view_presentation_link_is_supported (EvViewPresentation *pview,
        case EV_LINK_ACTION_TYPE_GOTO_DEST:
                return ev_link_action_get_dest (action) != NULL;
        case EV_LINK_ACTION_TYPE_NAMED:
+        case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
+        case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
+        case EV_LINK_ACTION_TYPE_LAUNCH:
                return TRUE;
        default:
                return FALSE;
@@ -793,14 +816,15 @@ ev_view_presentation_get_link_at_location (EvViewPresentation *pview,
 }
 
 static void
-ev_vew_presentation_goto_link_dest (EvViewPresentation *pview,
-                                   EvLink             *link)
+ev_vew_presentation_handle_link (EvViewPresentation *pview,
+                                 EvLink             *link)
 {
        EvLinkAction *action;
 
        action = ev_link_get_action (link);
 
-       if (ev_link_action_get_action_type (action) == EV_LINK_ACTION_TYPE_NAMED) {
+        switch (ev_link_action_get_action_type (action)) {
+       case EV_LINK_ACTION_TYPE_NAMED: {
                const gchar *name = ev_link_action_get_name (action);
 
                if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
@@ -815,13 +839,25 @@ ev_vew_presentation_goto_link_dest (EvViewPresentation *pview,
                        n_pages = ev_document_get_n_pages (pview->document);
                        ev_view_presentation_update_current_page (pview, n_pages - 1);
                }
-       } else {
+        }
+                break;
+
+       case EV_LINK_ACTION_TYPE_GOTO_DEST: {
                EvLinkDest *dest;
                gint        page;
 
                dest = ev_link_action_get_dest (action);
                page = ev_document_links_get_dest_page (EV_DOCUMENT_LINKS (pview->document), dest);
                ev_view_presentation_update_current_page (pview, page);
+        }
+                break;
+        case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
+        case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
+        case EV_LINK_ACTION_TYPE_LAUNCH:
+                g_signal_emit (pview, signals[SIGNAL_EXTERNAL_LINK], 0, action);
+                break;
+        default:
+                break;
        }
 }
 
@@ -846,7 +882,7 @@ ev_view_presentation_set_cursor (EvViewPresentation *pview,
        gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
        gdk_flush ();
        if (cursor)
-               gdk_cursor_unref (cursor);
+               g_object_unref (cursor);
 }
 
 static void
@@ -913,21 +949,7 @@ ev_view_presentation_dispose (GObject *object)
        ev_view_presentation_animation_cancel (pview);
        ev_view_presentation_transition_stop (pview);
        ev_view_presentation_hide_cursor_timeout_stop (pview);
-
-       if (pview->curr_job) {
-               ev_view_presentation_delete_job (pview, pview->curr_job);
-               pview->curr_job = NULL;
-       }
-
-       if (pview->prev_job) {
-               ev_view_presentation_delete_job (pview, pview->prev_job);
-               pview->prev_job = NULL;
-       }
-
-       if (pview->next_job) {
-               ev_view_presentation_delete_job (pview, pview->next_job);
-               pview->next_job = NULL;
-       }
+        ev_view_presentation_reset_jobs (pview);
 
        if (pview->current_surface) {
                cairo_surface_destroy (pview->current_surface);
@@ -949,11 +971,19 @@ ev_view_presentation_dispose (GObject *object)
 }
 
 static void
-ev_view_presentation_size_request (GtkWidget      *widget,
-                                  GtkRequisition *requisition)
+ev_view_presentation_get_preferred_width (GtkWidget *widget,
+                                          gint      *minimum,
+                                          gint      *natural)
+{
+        *minimum = *natural = 0;
+}
+
+static void
+ev_view_presentation_get_preferred_height (GtkWidget *widget,
+                                           gint      *minimum,
+                                           gint      *natural)
 {
-       requisition->width = 0;
-       requisition->height = 0;
+        *minimum = *natural = 0;
 }
 
 static void
@@ -984,60 +1014,25 @@ ev_view_presentation_draw_end_page (EvViewPresentation *pview,
        area.width = allocation.width;
        area.height = allocation.height;
 
-#if GTK_CHECK_VERSION (2, 90, 8)
-        gtk_paint_layout (gtk_widget_get_style (widget),
-                          cr,
-                          gtk_widget_get_state (widget),
-                          FALSE,
-                          widget,
-                          NULL,
-                          15,
-                          15,
-                          layout);
-#else
-       gtk_paint_layout (gtk_widget_get_style (widget),
-                         gtk_widget_get_window (widget),
-                         gtk_widget_get_state (widget),
-                         FALSE,
-                         &area,
-                         widget,
-                         NULL,
-                         15,
-                         15,
-                         layout);
-#endif
+        gtk_render_layout (gtk_widget_get_style_context (widget),
+                           cr, 15, 15, layout);
 
        pango_font_description_free (font_desc);
        g_object_unref (layout);
 }
 
-#if GTK_CHECK_VERSION (2, 90, 8)
 static gboolean
 ev_view_presentation_draw (GtkWidget *widget,
                            cairo_t   *cr)
-#else
-static gboolean
-ev_view_presentation_expose_event (GtkWidget      *widget,
-                                  GdkEventExpose *event)
-#endif
 {
        EvViewPresentation *pview = EV_VIEW_PRESENTATION (widget);
        GdkRectangle        page_area;
        GdkRectangle        overlap;
        cairo_surface_t    *surface;
-#if GTK_CHECK_VERSION (2, 90, 8)
-        cairo_rectangle_int_t clip_rect;
-        GdkRectangle *area = &clip_rect;
-#else
-        GdkWindow *bin_window;
-        cairo_t   *cr = NULL;
-        GdkRectangle *area = &event->area;
-#endif
-
-#if GTK_CHECK_VERSION (2, 90, 8)
+        GdkRectangle        clip_rect;
+
         if (!gdk_cairo_get_clip_rectangle (cr, &clip_rect))
                 return FALSE;
-#endif
 
        switch (pview->state) {
        case EV_PRESENTATION_END:
@@ -1054,11 +1049,7 @@ ev_view_presentation_expose_event (GtkWidget      *widget,
                if (ev_transition_animation_ready (pview->animation)) {
                        ev_view_presentation_get_page_area (pview, &page_area);
 
-#if GTK_CHECK_VERSION (2, 90, 8)
                         cairo_save (cr);
-#else
-                       cr = gdk_cairo_create (gtk_widget_get_window (widget));
-#endif
 
                        /* normalize to x=0, y=0 */
                        cairo_translate (cr, page_area.x, page_area.y);
@@ -1069,11 +1060,7 @@ ev_view_presentation_expose_event (GtkWidget      *widget,
 
                        ev_transition_animation_paint (pview->animation, cr, page_area);
 
-#if GTK_CHECK_VERSION (2, 90, 8)
                         cairo_restore (cr);
-#else
-                       cairo_destroy (cr);
-#endif
                }
 
                return TRUE;
@@ -1089,12 +1076,8 @@ ev_view_presentation_expose_event (GtkWidget      *widget,
        }
 
        ev_view_presentation_get_page_area (pview, &page_area);
-       if (gdk_rectangle_intersect (&page_area, area, &overlap)) {
-#if GTK_CHECK_VERSION (2, 90, 8)
-                        cairo_save (cr);
-#else
-               cr = gdk_cairo_create (gtk_widget_get_window (widget));
-#endif
+       if (gdk_rectangle_intersect (&page_area, &clip_rect, &overlap)) {
+                cairo_save (cr);
 
                /* Try to fix rounding errors. See bug #438760 */
                if (overlap.width == page_area.width)
@@ -1104,11 +1087,7 @@ ev_view_presentation_expose_event (GtkWidget      *widget,
                cairo_set_source_surface (cr, surface, page_area.x, page_area.y);
                cairo_fill (cr);
 
-#if GTK_CHECK_VERSION (2, 90, 8)
                 cairo_restore (cr);
-#else
-                cairo_destroy (cr);
-#endif
        }
 
        return FALSE;
@@ -1121,11 +1100,7 @@ ev_view_presentation_key_press_event (GtkWidget   *widget,
        EvViewPresentation *pview = EV_VIEW_PRESENTATION (widget);
 
        if (pview->state == EV_PRESENTATION_END)
-#if GTK_CHECK_VERSION (2, 90, 8)
                 return gtk_bindings_activate_event (G_OBJECT (widget), event);
-#else
-               return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
-#endif
 
        switch (event->keyval) {
        case GDK_KEY_b:
@@ -1181,11 +1156,7 @@ ev_view_presentation_key_press_event (GtkWidget   *widget,
                return TRUE;
        }
 
-#if GTK_CHECK_VERSION (2, 90, 8)
        return gtk_bindings_activate_event (G_OBJECT (widget), event);
-#else
-        return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
-#endif
 }
 
 static gboolean
@@ -1208,7 +1179,7 @@ ev_view_presentation_button_release_event (GtkWidget      *widget,
                                                                  event->x,
                                                                  event->y);
                if (link)
-                       ev_vew_presentation_goto_link_dest (pview, link);
+                       ev_vew_presentation_handle_link (pview, link);
                else
                        ev_view_presentation_next_page (pview);
        }
@@ -1269,19 +1240,15 @@ init_presentation (GtkWidget *widget)
 static void
 ev_view_presentation_realize (GtkWidget *widget)
 {
-       GdkWindow    *window;
-       GtkStyle     *style;
-       GdkWindowAttr attributes;
-       GtkAllocation allocation;
+       GdkWindow     *window;
+       GdkWindowAttr  attributes;
+       GtkAllocation  allocation;
 
        gtk_widget_set_realized (widget, TRUE);
 
        attributes.window_type = GDK_WINDOW_CHILD;
        attributes.wclass = GDK_INPUT_OUTPUT;
        attributes.visual = gtk_widget_get_visual (widget);
-#if !GTK_CHECK_VERSION (2, 90, 8)
-       attributes.colormap = gtk_widget_get_colormap (widget);
-#endif
 
        gtk_widget_get_allocation (widget, &allocation);
        attributes.x = allocation.x;
@@ -1301,17 +1268,12 @@ ev_view_presentation_realize (GtkWidget *widget)
        window = gdk_window_new (gtk_widget_get_parent_window (widget),
                                 &attributes,
                                 GDK_WA_X | GDK_WA_Y |
-#if !GTK_CHECK_VERSION (2, 90, 8)
-                                GDK_WA_COLORMAP |
-#endif
                                 GDK_WA_VISUAL);
 
        gdk_window_set_user_data (window, widget);
        gtk_widget_set_window (widget, window);
-
-       gtk_widget_style_attach (widget);
-       style = gtk_widget_get_style (widget);
-       gdk_window_set_background (window, &style->black);
+        gtk_style_context_set_background (gtk_widget_get_style_context (widget),
+                                          window);
 
        g_idle_add ((GSourceFunc)init_presentation, widget);
 }
@@ -1391,7 +1353,7 @@ ev_view_presentation_set_property (GObject      *object,
                pview->current_page = g_value_get_uint (value);
                break;
        case PROP_ROTATION:
-               pview->rotation = g_value_get_uint (value);
+                ev_view_presentation_set_rotation (pview, g_value_get_uint (value));
                break;
        case PROP_INVERTED_COLORS:
                pview->inverted_colors = g_value_get_boolean (value);
@@ -1401,6 +1363,23 @@ ev_view_presentation_set_property (GObject      *object,
        }
 }
 
+static void
+ev_view_presentation_get_property (GObject    *object,
+                                   guint       prop_id,
+                                   GValue     *value,
+                                   GParamSpec *pspec)
+{
+        EvViewPresentation *pview = EV_VIEW_PRESENTATION (object);
+
+        switch (prop_id) {
+        case PROP_ROTATION:
+                g_value_set_uint (value, ev_view_presentation_get_rotation (pview));
+                break;
+        default:
+                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+        }
+}
+
 static GObject *
 ev_view_presentation_constructor (GType                  type,
                                  guint                  n_construct_properties,
@@ -1413,6 +1392,7 @@ ev_view_presentation_constructor (GType                  type,
                                                                                  n_construct_properties,
                                                                                  construct_params);
        pview = EV_VIEW_PRESENTATION (object);
+        pview->is_constructing = FALSE;
 
        if (EV_IS_DOCUMENT_LINKS (pview->document)) {
                pview->page_cache = ev_page_cache_new (pview->document);
@@ -1428,18 +1408,16 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
        GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
        GObjectClass   *gobject_class = G_OBJECT_CLASS (klass);
        GtkBindingSet  *binding_set;
+        GtkCssProvider *provider;
 
        klass->change_page = ev_view_presentation_change_page;
 
         gobject_class->dispose = ev_view_presentation_dispose;
 
-       widget_class->size_request = ev_view_presentation_size_request;
+       widget_class->get_preferred_width = ev_view_presentation_get_preferred_width;
+       widget_class->get_preferred_height = ev_view_presentation_get_preferred_height;
        widget_class->realize = ev_view_presentation_realize;
-#if GTK_CHECK_VERSION (2, 90, 8)
         widget_class->draw = ev_view_presentation_draw;
-#else
-       widget_class->expose_event = ev_view_presentation_expose_event;
-#endif
        widget_class->key_press_event = ev_view_presentation_key_press_event;
        widget_class->button_release_event = ev_view_presentation_button_release_event;
        widget_class->focus_out_event = ev_view_presentation_focus_out;
@@ -1448,6 +1426,7 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
 
        gobject_class->constructor = ev_view_presentation_constructor;
        gobject_class->set_property = ev_view_presentation_set_property;
+        gobject_class->get_property = ev_view_presentation_get_property;
 
        g_object_class_install_property (gobject_class,
                                         PROP_DOCUMENT,
@@ -1471,8 +1450,8 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
                                                            "Rotation",
                                                            "Current rotation angle",
                                                            0, 360, 0,
-                                                           G_PARAM_WRITABLE |
-                                                           G_PARAM_CONSTRUCT_ONLY));
+                                                           G_PARAM_READWRITE |
+                                                           G_PARAM_CONSTRUCT));
        g_object_class_install_property (gobject_class,
                                         PROP_INVERTED_COLORS,
                                         g_param_spec_boolean ("inverted_colors",
@@ -1500,6 +1479,15 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
                              g_cclosure_marshal_VOID__VOID,
                              G_TYPE_NONE, 0,
                              G_TYPE_NONE);
+        signals[SIGNAL_EXTERNAL_LINK] =
+                g_signal_new ("external-link",
+                              G_TYPE_FROM_CLASS (gobject_class),
+                              G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                              G_STRUCT_OFFSET (EvViewPresentationClass, external_link),
+                              NULL, NULL,
+                              g_cclosure_marshal_VOID__OBJECT,
+                              G_TYPE_NONE, 1,
+                              G_TYPE_OBJECT);
 
        binding_set = gtk_binding_set_by_class (klass);
        add_change_page_binding_keypad (binding_set, GDK_KEY_Left,  0, GTK_SCROLL_PAGE_BACKWARD);
@@ -1530,12 +1518,23 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
        gtk_binding_entry_add_signal (binding_set, GDK_KEY_K, 0,
                                      "change_page", 1,
                                      GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_PAGE_BACKWARD);
+
+        provider = gtk_css_provider_new ();
+        gtk_css_provider_load_from_data (provider,
+                                         "EvViewPresentation {\n"
+                                         " background-color: black; }",
+                                         -1, NULL);
+        gtk_style_context_add_provider_for_screen (gdk_screen_get_default (),
+                                                   GTK_STYLE_PROVIDER (provider),
+                                                   GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+        g_object_unref (provider);
 }
 
 static void
 ev_view_presentation_init (EvViewPresentation *pview)
 {
        gtk_widget_set_can_focus (GTK_WIDGET (pview), TRUE);
+        pview->is_constructing = TRUE;
 }
 
 GtkWidget *
@@ -1560,3 +1559,31 @@ ev_view_presentation_get_current_page (EvViewPresentation *pview)
 {
        return pview->current_page;
 }
+
+void
+ev_view_presentation_set_rotation (EvViewPresentation *pview,
+                                   gint                rotation)
+{
+        if (rotation >= 360)
+                rotation -= 360;
+        else if (rotation < 0)
+                rotation += 360;
+
+        if (pview->rotation == rotation)
+                return;
+
+        pview->rotation = rotation;
+        g_object_notify (G_OBJECT (pview), "rotation");
+        if (pview->is_constructing)
+                return;
+
+        pview->scale = 0;
+        ev_view_presentation_reset_jobs (pview);
+        ev_view_presentation_update_current_page (pview, pview->current_page);
+}
+
+guint
+ev_view_presentation_get_rotation (EvViewPresentation *pview)
+{
+        return pview->rotation;
+}