diff options
| -rw-r--r-- | fastiv.c | 47 | ||||
| -rw-r--r-- | fiv-view.c | 41 |
2 files changed, 83 insertions, 5 deletions
@@ -602,9 +602,7 @@ make_toolbar_button(const gchar *symbolic, const gchar *tooltip) GtkWidget *button = gtk_button_new_from_icon_name(symbolic, GTK_ICON_SIZE_BUTTON); gtk_widget_set_tooltip_text(button, tooltip); -// gtk_widget_set_sensitive(button, FALSE); gtk_widget_set_focus_on_click(button, FALSE); - gtk_style_context_add_class( gtk_widget_get_style_context(button), GTK_STYLE_CLASS_FLAT); return button; @@ -617,9 +615,7 @@ make_toolbar_toggle(const gchar *symbolic, const gchar *tooltip) gtk_button_set_image(GTK_BUTTON(button), gtk_image_new_from_icon_name(symbolic, GTK_ICON_SIZE_BUTTON)); gtk_widget_set_tooltip_text(button, tooltip); -// gtk_widget_set_sensitive(button, FALSE); gtk_widget_set_focus_on_click(button, FALSE); - gtk_style_context_add_class( gtk_widget_get_style_context(button), GTK_STYLE_CLASS_FLAT); return button; @@ -637,6 +633,42 @@ make_separator(void) } static void +on_view_actions_changed(void) +{ + gboolean has_image = FALSE, can_animate = FALSE; + gboolean has_previous = FALSE, has_next = FALSE; + g_object_get(g.view, "has-image", &has_image, "can-animate", &can_animate, + "has-previous-page", &has_previous, "has-next-page", &has_next, NULL); + + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PAGE_FIRST], has_previous); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PAGE_PREVIOUS], has_previous); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PAGE_NEXT], has_next); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PAGE_LAST], has_next); + + // We don't want these to flash during playback. + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_SKIP_BACK], can_animate); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_SEEK_BACK], can_animate); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PLAY_PAUSE], can_animate); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_SEEK_FORWARD], can_animate); + + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PLUS], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_SCALE], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_MINUS], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_ONE], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_FIT], has_image); + + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_SMOOTH], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_SAVE], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_PRINT], has_image); + + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_LEFT], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_MIRROR], has_image); + gtk_widget_set_sensitive(g.toolbar[TOOLBAR_RIGHT], has_image); +} + +// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + +static void on_notify_view_scale( GObject *object, GParamSpec *param_spec, G_GNUC_UNUSED gpointer user_data) { @@ -771,6 +803,13 @@ make_view_toolbar(void) g_object_notify(G_OBJECT(g.view), "playing"); g_object_notify(G_OBJECT(g.view), "scale-to-fit"); g_object_notify(G_OBJECT(g.view), "filter"); + + GCallback callback = G_CALLBACK(on_view_actions_changed); + g_signal_connect(g.view, "notify::has-image", callback, NULL); + g_signal_connect(g.view, "notify::can-animate", callback, NULL); + g_signal_connect(g.view, "notify::has-previous-page", callback, NULL); + g_signal_connect(g.view, "notify::has-next-page", callback, NULL); + callback(); return view_toolbar; } @@ -89,6 +89,10 @@ enum { PROP_SCALE_TO_FIT, PROP_FILTER, PROP_PLAYING, + PROP_HAS_IMAGE, + PROP_CAN_ANIMATE, + PROP_HAS_PREVIOUS_PAGE, + PROP_HAS_NEXT_PAGE, N_PROPERTIES }; @@ -121,6 +125,20 @@ fiv_view_get_property( case PROP_PLAYING: g_value_set_boolean(value, !!self->frame_update_connection); break; + case PROP_HAS_IMAGE: + g_value_set_boolean(value, !!self->image); + break; + case PROP_CAN_ANIMATE: + g_value_set_boolean(value, self->page && + cairo_surface_get_user_data(self->page, &fiv_io_key_frame_next)); + break; + case PROP_HAS_PREVIOUS_PAGE: + g_value_set_boolean(value, self->image && self->page != self->image); + break; + case PROP_HAS_NEXT_PAGE: + g_value_set_boolean(value, self->page && + cairo_surface_get_user_data(self->page, &fiv_io_key_page_next)); + break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec); } @@ -564,6 +582,13 @@ switch_page(FivView *self, cairo_surface_t *page) start_animating(self); gtk_widget_queue_resize(GTK_WIDGET(self)); + + g_object_notify_by_pspec( + G_OBJECT(self), view_properties[PROP_CAN_ANIMATE]); + g_object_notify_by_pspec( + G_OBJECT(self), view_properties[PROP_HAS_PREVIOUS_PAGE]); + g_object_notify_by_pspec( + G_OBJECT(self), view_properties[PROP_HAS_NEXT_PAGE]); } static void @@ -821,7 +846,19 @@ fiv_view_class_init(FivViewClass *klass) TRUE, G_PARAM_READWRITE); view_properties[PROP_PLAYING] = g_param_spec_boolean( "playing", "Playing animation", "An animation is running", - TRUE, G_PARAM_READWRITE); + FALSE, G_PARAM_READABLE); + view_properties[PROP_HAS_IMAGE] = g_param_spec_boolean( + "has-image", "Has an image", "An image is loaded", + FALSE, G_PARAM_READABLE); + view_properties[PROP_CAN_ANIMATE] = g_param_spec_boolean( + "can-animate", "Can animate", "An animation is loaded", + FALSE, G_PARAM_READABLE); + view_properties[PROP_HAS_PREVIOUS_PAGE] = g_param_spec_boolean( + "has-previous-page", "Has a previous page", "Preceding pages exist", + FALSE, G_PARAM_READABLE); + view_properties[PROP_HAS_NEXT_PAGE] = g_param_spec_boolean( + "has-next-page", "Has a next page", "Following pages exist", + FALSE, G_PARAM_READABLE); g_object_class_install_properties( object_class, N_PROPERTIES, view_properties); @@ -867,6 +904,8 @@ fiv_view_open(FivView *self, const gchar *path, GError **error) self->image = surface; switch_page(self, self->image); set_scale_to_fit(self, true); + + g_object_notify_by_pspec(G_OBJECT(self), view_properties[PROP_HAS_IMAGE]); return TRUE; } |