static void gtk_media_stream_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GtkMediaStream *self = GTK_MEDIA_STREAM (object); switch (prop_id) { case PROP_PLAYING: gtk_media_stream_set_playing (self, g_value_get_boolean (value)); break; case PROP_LOOP: gtk_media_stream_set_loop (self, g_value_get_boolean (value)); break; case PROP_MUTED: gtk_media_stream_set_muted (self, g_value_get_boolean (value)); break; case PROP_VOLUME: gtk_media_stream_set_volume (self, g_value_get_double (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } }
GtkWidget * do_images (GtkWidget *do_widget) { GtkWidget *video; GtkWidget *frame; GtkWidget *vbox; GtkWidget *hbox; GtkWidget *base_vbox; GtkWidget *image; GtkWidget *picture; GtkWidget *label; GtkWidget *button; GdkPaintable *paintable; GIcon *gicon; if (!window) { window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_window_set_display (GTK_WINDOW (window), gtk_widget_get_display (do_widget)); gtk_window_set_title (GTK_WINDOW (window), "Images"); g_signal_connect (window, "destroy", G_CALLBACK (gtk_widget_destroyed), &window); g_signal_connect (window, "destroy", G_CALLBACK (cleanup_callback), NULL); base_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8); g_object_set (base_vbox, "margin", 16, NULL); gtk_container_add (GTK_CONTAINER (window), base_vbox); hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 16); gtk_container_add (GTK_CONTAINER (base_vbox), hbox); vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8); gtk_container_add (GTK_CONTAINER (hbox), vbox); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<u>Image loaded from a file</u>"); gtk_container_add (GTK_CONTAINER (vbox), label); frame = gtk_frame_new (NULL); gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN); gtk_widget_set_halign (frame, GTK_ALIGN_CENTER); gtk_widget_set_valign (frame, GTK_ALIGN_CENTER); gtk_container_add (GTK_CONTAINER (vbox), frame); image = gtk_image_new_from_icon_name ("gtk3-demo"); gtk_image_set_icon_size (GTK_IMAGE (image), GTK_ICON_SIZE_LARGE); gtk_container_add (GTK_CONTAINER (frame), image); /* Animation */ label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<u>Animation loaded from a file</u>"); gtk_container_add (GTK_CONTAINER (vbox), label); frame = gtk_frame_new (NULL); gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN); gtk_widget_set_halign (frame, GTK_ALIGN_CENTER); gtk_widget_set_valign (frame, GTK_ALIGN_CENTER); gtk_container_add (GTK_CONTAINER (vbox), frame); picture = gtk_picture_new_for_resource ("/images/floppybuddy.gif"); gtk_container_add (GTK_CONTAINER (frame), picture); /* Symbolic icon */ label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<u>Symbolic themed icon</u>"); gtk_container_add (GTK_CONTAINER (vbox), label); frame = gtk_frame_new (NULL); gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN); gtk_widget_set_halign (frame, GTK_ALIGN_CENTER); gtk_widget_set_valign (frame, GTK_ALIGN_CENTER); gtk_container_add (GTK_CONTAINER (vbox), frame); gicon = g_themed_icon_new_with_default_fallbacks ("battery-caution-charging-symbolic"); image = gtk_image_new_from_gicon (gicon); gtk_image_set_icon_size (GTK_IMAGE (image), GTK_ICON_SIZE_LARGE); gtk_container_add (GTK_CONTAINER (frame), image); /* Progressive */ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8); gtk_container_add (GTK_CONTAINER (hbox), vbox); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<u>Progressive image loading</u>"); gtk_container_add (GTK_CONTAINER (vbox), label); frame = gtk_frame_new (NULL); gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN); gtk_widget_set_halign (frame, GTK_ALIGN_CENTER); gtk_widget_set_valign (frame, GTK_ALIGN_CENTER); gtk_container_add (GTK_CONTAINER (vbox), frame); /* Create an empty image for now; the progressive loader * will create the pixbuf and fill it in. */ picture = gtk_picture_new (); gtk_container_add (GTK_CONTAINER (frame), picture); start_progressive_loading (picture); /* Video */ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8); gtk_container_add (GTK_CONTAINER (hbox), vbox); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<u>Displaying video</u>"); gtk_container_add (GTK_CONTAINER (vbox), label); frame = gtk_frame_new (NULL); gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN); gtk_widget_set_halign (frame, GTK_ALIGN_CENTER); gtk_widget_set_valign (frame, GTK_ALIGN_CENTER); gtk_container_add (GTK_CONTAINER (vbox), frame); video = gtk_video_new_for_resource ("/images/gtk-logo.webm"); gtk_media_stream_set_loop (gtk_video_get_media_stream (GTK_VIDEO (video)), TRUE); gtk_container_add (GTK_CONTAINER (frame), video); /* Widget paintables */ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8); gtk_container_add (GTK_CONTAINER (hbox), vbox); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<u>GtkWidgetPaintable</u>"); gtk_container_add (GTK_CONTAINER (vbox), label); paintable = gtk_widget_paintable_new (do_widget); picture = gtk_picture_new_for_paintable (paintable); gtk_widget_set_size_request (picture, 100, 100); gtk_widget_set_valign (picture, GTK_ALIGN_START); gtk_container_add (GTK_CONTAINER (vbox), picture); /* Sensitivity control */ button = gtk_toggle_button_new_with_mnemonic ("_Insensitive"); gtk_container_add (GTK_CONTAINER (base_vbox), button); g_signal_connect (button, "toggled", G_CALLBACK (toggle_sensitivity_callback), base_vbox); } if (!gtk_widget_get_visible (window)) gtk_widget_show (window); else gtk_widget_destroy (window); return window; }