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C++ G_OBJECT函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中G_OBJECT函数的典型用法代码示例。如果您正苦于以下问题:C++ G_OBJECT函数的具体用法?C++ G_OBJECT怎么用?C++ G_OBJECT使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了G_OBJECT函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: create_bookmarks_window

/**
 * create_bookmarks_window:
 * 
 * Create a new bookmark-editing window. 
 * @list: The NautilusBookmarkList that this window will edit.
 *
 * Return value: A pointer to the new window.
 **/
GtkWindow *
create_bookmarks_window (NautilusBookmarkList *list, GObject *undo_manager_source)
{
	GtkWidget         *window;
	GtkTreeViewColumn *col;
	GtkCellRenderer   *rend;
	GladeXML          *gui;

	bookmarks = list;

	gui = eel_glade_get_file (GLADEDIR "/nautilus-bookmarks-window.glade",
				  NULL, NULL,
				  "bookmarks_dialog", &window,
				  "bookmark_tree_view", &bookmark_list_widget,
				  "bookmark_delete_button", &remove_button,
                                  "bookmark_jump_button", &jump_button,
				  NULL);
	if (!gui) {
		return NULL;
	}

	application = NAUTILUS_WINDOW (undo_manager_source)->application;

	if (NAUTILUS_IS_NAVIGATION_WINDOW (undo_manager_source)) {
		parent_is_browser_window = TRUE;
	} else {
		parent_is_browser_window = FALSE;
	}

	set_up_close_accelerator (window);
	nautilus_undo_share_undo_manager (G_OBJECT (window), undo_manager_source);

	gtk_window_set_wmclass (GTK_WINDOW (window), "bookmarks", "Nautilus");
	nautilus_bookmarks_window_restore_geometry (window);

	g_object_weak_ref (G_OBJECT (undo_manager_source), edit_bookmarks_dialog_reset_signals, 
			   undo_manager_source);
	
	bookmark_list_widget = GTK_TREE_VIEW (glade_xml_get_widget (gui, "bookmark_tree_view"));

	rend = gtk_cell_renderer_pixbuf_new ();
	col = gtk_tree_view_column_new_with_attributes ("Icon", 
							rend,
							"pixbuf", 
							BOOKMARK_LIST_COLUMN_ICON,
							NULL);
	gtk_tree_view_append_column (bookmark_list_widget,
				     GTK_TREE_VIEW_COLUMN (col));
	gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (col),
					      NAUTILUS_ICON_SIZE_SMALLER);
	
	rend = gtk_cell_renderer_text_new ();
	col = gtk_tree_view_column_new_with_attributes ("Icon", 
							rend,
							"text", 
							BOOKMARK_LIST_COLUMN_NAME,
							"style",
							BOOKMARK_LIST_COLUMN_STYLE,
							NULL);
	gtk_tree_view_append_column (bookmark_list_widget,
				     GTK_TREE_VIEW_COLUMN (col));
	
	bookmark_list_store = create_bookmark_store ();
	setup_empty_list ();
	gtk_tree_view_set_model (bookmark_list_widget,
				 GTK_TREE_MODEL (bookmark_empty_list_store));
	
	bookmark_selection =
		GTK_TREE_SELECTION (gtk_tree_view_get_selection (bookmark_list_widget));

	name_field = nautilus_entry_new ();
	
	gtk_widget_show (name_field);
	gtk_box_pack_start (GTK_BOX (glade_xml_get_widget (gui, "bookmark_name_placeholder")),
			    name_field, TRUE, TRUE, 0);
	nautilus_undo_editable_set_undo_key (GTK_EDITABLE (name_field), TRUE);
	
	gtk_label_set_mnemonic_widget (
		GTK_LABEL (glade_xml_get_widget (gui, "bookmark_name_label")),
		name_field);

	uri_field = nautilus_entry_new ();
	gtk_widget_show (uri_field);
	gtk_box_pack_start (GTK_BOX (glade_xml_get_widget (gui, "bookmark_location_placeholder")),
			    uri_field, TRUE, TRUE, 0);
	nautilus_undo_editable_set_undo_key (GTK_EDITABLE (uri_field), TRUE);

	gtk_label_set_mnemonic_widget (
		GTK_LABEL (glade_xml_get_widget (gui, "bookmark_location_label")),
		uri_field);

	bookmark_list_changed_signal_id =
//.........这里部分代码省略.........
开发者ID:Spheerys,项目名称:nautilus,代码行数:101,代码来源:nautilus-bookmarks-window.c


示例2: plug_in_icc_profile_apply_rgb

gboolean
plug_in_icc_profile_apply_rgb (GimpImage     *image,
                               GimpContext   *context,
                               GimpProgress  *progress,
                               GimpRunMode    run_mode,
                               GError       **error)
{
  Gimp          *gimp;
  GimpProcedure *procedure;

  g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);
  g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), FALSE);
  g_return_val_if_fail (error == NULL || *error == NULL, FALSE);

  gimp = image->gimp;

  if (gimp_image_get_base_type (image) == GIMP_GRAY)
    {
      g_set_error (error, GIMP_PLUG_IN_ERROR, GIMP_PLUG_IN_EXECUTION_FAILED,
                   _("Can't apply color profile to grayscale image (%s)"),
                   ICC_PROFILE_APPLY_RGB_PROC);
      return FALSE;
    }

  procedure = gimp_pdb_lookup_procedure (gimp->pdb, ICC_PROFILE_APPLY_RGB_PROC);

  if (procedure &&
      procedure->num_args >= 2 &&
      GIMP_IS_PARAM_SPEC_INT32 (procedure->args[0]) &&
      GIMP_IS_PARAM_SPEC_IMAGE_ID (procedure->args[1]))
    {
      GimpValueArray         *return_vals;
      GimpPDBStatusType       status;
      GimpColorProfilePolicy  policy = GIMP_COLOR_PROFILE_POLICY_ASK;
      gboolean                success;

      return_vals =
        gimp_pdb_execute_procedure_by_name (gimp->pdb, context, progress, error,
                                            ICC_PROFILE_APPLY_RGB_PROC,
                                            GIMP_TYPE_INT32, run_mode,
                                            GIMP_TYPE_IMAGE_ID,
                                            gimp_image_get_ID (image),
                                            G_TYPE_NONE);

      status = g_value_get_enum (gimp_value_array_index (return_vals, 0));

      switch (status)
        {
        case GIMP_PDB_SUCCESS:
          policy = GIMP_COLOR_PROFILE_POLICY_CONVERT;
          success = TRUE;
          break;

        case GIMP_PDB_CANCEL:
          policy = GIMP_COLOR_PROFILE_POLICY_KEEP;
          success = TRUE;
          break;

        default:
          if (error && *error == NULL)
            g_set_error (error,
                         GIMP_PLUG_IN_ERROR, GIMP_PLUG_IN_EXECUTION_FAILED,
                         _("Error running '%s'"), ICC_PROFILE_APPLY_RGB_PROC);
          success = FALSE;
          break;
        }

      if (success && gimp_value_array_length (return_vals) > 1)
        {
          GValue *value = gimp_value_array_index (return_vals, 1);

          if (GIMP_VALUE_HOLDS_INT32 (value) && g_value_get_int (value))
            {
              g_object_set (G_OBJECT (gimp->config),
                            "color-profile-policy", policy,
                            NULL);
            }
        }

      gimp_value_array_unref (return_vals);

      return success;
    }

  g_set_error (error,
               GIMP_PLUG_IN_ERROR, GIMP_PLUG_IN_NOT_FOUND,
               _("Plug-In missing (%s)"), ICC_PROFILE_APPLY_RGB_PROC);

  return FALSE;
}
开发者ID:ChristianBusch,项目名称:gimp,代码行数:91,代码来源:plug-in-icc-profile.c


示例3: gst_udpsrc_open

/* create a socket for sending to remote machine */
static gboolean
gst_udpsrc_open (GstUDPSrc * src)
{
  GInetAddress *addr, *bind_addr;
  GSocketAddress *bind_saddr;
  GError *err = NULL;

  gst_udpsrc_create_cancellable (src);

  if (src->socket == NULL) {
    /* need to allocate a socket */
    GST_DEBUG_OBJECT (src, "allocating socket for %s:%d", src->address,
        src->port);

    addr = gst_udpsrc_resolve (src, src->address);
    if (!addr)
      goto name_resolve;

    if ((src->used_socket =
            g_socket_new (g_inet_address_get_family (addr),
                G_SOCKET_TYPE_DATAGRAM, G_SOCKET_PROTOCOL_UDP, &err)) == NULL)
      goto no_socket;

    src->external_socket = FALSE;

    GST_DEBUG_OBJECT (src, "got socket %p", src->used_socket);

    if (src->addr)
      g_object_unref (src->addr);
    src->addr =
        G_INET_SOCKET_ADDRESS (g_inet_socket_address_new (addr, src->port));

    GST_DEBUG_OBJECT (src, "binding on port %d", src->port);

    /* On Windows it's not possible to bind to a multicast address
     * but the OS will make sure to filter out all packets that
     * arrive not for the multicast address the socket joined.
     *
     * On Linux and others it is necessary to bind to a multicast
     * address to let the OS filter out all packets that are received
     * on the same port but for different addresses than the multicast
     * address
     */
#ifdef G_OS_WIN32
    if (g_inet_address_get_is_multicast (addr))
      bind_addr = g_inet_address_new_any (g_inet_address_get_family (addr));
    else
#endif
      bind_addr = G_INET_ADDRESS (g_object_ref (addr));

    g_object_unref (addr);

    bind_saddr = g_inet_socket_address_new (bind_addr, src->port);
    g_object_unref (bind_addr);
    if (!g_socket_bind (src->used_socket, bind_saddr, src->reuse, &err))
      goto bind_error;

    g_object_unref (bind_saddr);
    g_socket_set_multicast_loopback (src->used_socket, src->loop);
  } else {
    GInetSocketAddress *local_addr;

    GST_DEBUG_OBJECT (src, "using provided socket %p", src->socket);
    /* we use the configured socket, try to get some info about it */
    src->used_socket = G_SOCKET (g_object_ref (src->socket));
    src->external_socket = TRUE;

    local_addr =
        G_INET_SOCKET_ADDRESS (g_socket_get_local_address (src->used_socket,
            &err));
    if (!local_addr)
      goto getsockname_error;

    /* See above for the reasons. Without this we would behave different on
     * Windows and Linux, joining multicast groups below for provided sockets
     * on Linux but not on Windows
     */
#ifdef G_OS_WIN32
    addr = gst_udpsrc_resolve (src, src->address);
    if (!addr)
      goto name_resolve;

    if (!src->auto_multicast ||
        !g_inet_address_get_is_any (g_inet_socket_address_get_address
            (local_addr))
        || !g_inet_address_get_is_multicast (addr)) {
      g_object_unref (addr);
#endif
      if (src->addr)
        g_object_unref (src->addr);
      src->addr = local_addr;
#ifdef G_OS_WIN32
    } else {
      g_object_unref (local_addr);
      if (src->addr)
        g_object_unref (src->addr);
      src->addr =
          G_INET_SOCKET_ADDRESS (g_inet_socket_address_new (addr, src->port));
      g_object_unref (addr);
//.........这里部分代码省略.........
开发者ID:fanc999,项目名称:gst-plugins-good,代码行数:101,代码来源:gstudpsrc.c


示例4: gimp_text_options_gui

GtkWidget *
gimp_text_options_gui (GimpToolOptions *tool_options)
{
  GObject         *config    = G_OBJECT (tool_options);
  GimpTextOptions *options   = GIMP_TEXT_OPTIONS (tool_options);
  GtkWidget       *main_vbox = gimp_tool_options_gui (tool_options);
  GtkWidget       *table;
  GtkWidget       *vbox;
  GtkWidget       *hbox;
  GtkWidget       *button;
  GtkWidget       *entry;
  GtkWidget       *box;
  GtkWidget       *spinbutton;
  GtkWidget       *combo;
  GtkSizeGroup    *size_group;
  gint             row = 0;

  hbox = gimp_prop_font_box_new (NULL, GIMP_CONTEXT (tool_options),
                                 _("Font"), 2,
                                 "font-view-type", "font-view-size");
  gtk_box_pack_start (GTK_BOX (main_vbox), hbox, FALSE, FALSE, 0);
  gtk_widget_show (hbox);

  table = gtk_table_new (1, 3, FALSE);
  gtk_table_set_col_spacings (GTK_TABLE (table), 2);
  gtk_table_set_row_spacings (GTK_TABLE (table), 2);
  gtk_box_pack_start (GTK_BOX (main_vbox), table, FALSE, FALSE, 0);
  gtk_widget_show (table);

  entry = gimp_prop_size_entry_new (config,
                                    "font-size", FALSE, "font-size-unit", "%p",
                                    GIMP_SIZE_ENTRY_UPDATE_SIZE, 72.0);
  gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
                             _("Size:"), 0.0, 0.5,
                             entry, 2, FALSE);

  options->size_entry = entry;

  vbox = gtk_vbox_new (FALSE, 2);
  gtk_box_pack_start (GTK_BOX (main_vbox), vbox, FALSE, FALSE, 0);
  gtk_widget_show (vbox);

  button = gimp_prop_check_button_new (config, "use-editor", _("Use editor"));
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
  gtk_widget_show (button);

  button = gimp_prop_check_button_new (config, "antialias", _("Antialiasing"));
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
  gtk_widget_show (button);

  table = gtk_table_new (6, 3, FALSE);
  gtk_table_set_col_spacings (GTK_TABLE (table), 2);
  gtk_table_set_row_spacings (GTK_TABLE (table), 2);
  gtk_box_pack_start (GTK_BOX (main_vbox), table, FALSE, FALSE, 0);
  gtk_widget_show (table);

  row = 0;

  size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);

  button = gimp_prop_enum_combo_box_new (config, "hint-style", -1, -1);
  gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
                             _("Hinting:"), 0.0, 0.5,
                             button, 1, TRUE);
  gtk_size_group_add_widget (size_group, button);

  button = gimp_prop_color_button_new (config, "foreground", _("Text Color"),
                                       40, 24, GIMP_COLOR_AREA_FLAT);
  gimp_color_panel_set_context (GIMP_COLOR_PANEL (button),
                                GIMP_CONTEXT (options));
  gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
                             _("Color:"), 0.0, 0.5,
                             button, 1, TRUE);
  gtk_size_group_add_widget (size_group, button);

  box = gimp_prop_enum_stock_box_new (config, "justify", "gtk-justify", 0, 0);
  gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
                             _("Justify:"), 0.0, 0.5,
                             box, 2, TRUE);
  gtk_size_group_add_widget (size_group, box);
  g_object_unref (size_group);

  spinbutton = gimp_prop_spin_button_new (config, "indent", 1.0, 10.0, 1);
  gtk_entry_set_width_chars (GTK_ENTRY (spinbutton), 5);
  gimp_table_attach_stock (GTK_TABLE (table), row++,
                           GTK_STOCK_INDENT, spinbutton, 1, TRUE);

  spinbutton = gimp_prop_spin_button_new (config, "line-spacing", 1.0, 10.0, 1);
  gtk_entry_set_width_chars (GTK_ENTRY (spinbutton), 5);
  gimp_table_attach_stock (GTK_TABLE (table), row++,
                           GIMP_STOCK_LINE_SPACING, spinbutton, 1, TRUE);

  spinbutton = gimp_prop_spin_button_new (config,
                                          "letter-spacing", 1.0, 10.0, 1);
  gtk_entry_set_width_chars (GTK_ENTRY (spinbutton), 5);
  gimp_table_attach_stock (GTK_TABLE (table), row++,
                           GIMP_STOCK_LETTER_SPACING, spinbutton, 1, TRUE);

  combo = gimp_prop_enum_combo_box_new (config, "box-mode", 0, 0);
  gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
//.........这里部分代码省略.........
开发者ID:WilfR,项目名称:Gimp-Matting,代码行数:101,代码来源:gimptextoptions.c


示例5: stickynotes_applet_init_prefs

void stickynotes_applet_init_prefs(void)
{

	stickynotes->builder = gtk_builder_new ();

        gtk_builder_add_from_file (stickynotes->builder, BUILDER_PATH, NULL);

	stickynotes->w_prefs = GTK_WIDGET (gtk_builder_get_object (stickynotes->builder,
			"preferences_dialog"));

	stickynotes->w_prefs_width = gtk_spin_button_get_adjustment (
			GTK_SPIN_BUTTON (gtk_builder_get_object (
                                         stickynotes->builder, "width_spin")));
	stickynotes->w_prefs_height = gtk_spin_button_get_adjustment (
			GTK_SPIN_BUTTON (gtk_builder_get_object (
                                         stickynotes->builder, "height_spin")));
	stickynotes->w_prefs_color = GTK_WIDGET (gtk_builder_get_object (stickynotes->builder,
			"default_color"));
	stickynotes->w_prefs_font_color = GTK_WIDGET (gtk_builder_get_object (stickynotes->builder,
			"prefs_font_color"));
	stickynotes->w_prefs_sys_color = GTK_WIDGET (&GTK_CHECK_BUTTON (
				        gtk_builder_get_object (stickynotes->builder,
					"sys_color_check"))->toggle_button);
	stickynotes->w_prefs_font = GTK_WIDGET (gtk_builder_get_object (stickynotes->builder,
			"default_font"));
	stickynotes->w_prefs_sys_font = GTK_WIDGET (&GTK_CHECK_BUTTON (
				        gtk_builder_get_object (stickynotes->builder,
					"sys_font_check"))->toggle_button);
	stickynotes->w_prefs_sticky = GTK_WIDGET (&GTK_CHECK_BUTTON (
				        gtk_builder_get_object (stickynotes->builder,
					"sticky_check"))->toggle_button);
	stickynotes->w_prefs_force = GTK_WIDGET (&GTK_CHECK_BUTTON (
				        gtk_builder_get_object (stickynotes->builder,
					"force_default_check"))->toggle_button);
	stickynotes->w_prefs_desktop = GTK_WIDGET (&GTK_CHECK_BUTTON (
				        gtk_builder_get_object (stickynotes->builder,
					"desktop_hide_check"))->toggle_button);

	g_signal_connect (G_OBJECT (stickynotes->w_prefs), "response",
			G_CALLBACK (preferences_response_cb), NULL);
	g_signal_connect (G_OBJECT (stickynotes->w_prefs), "delete-event",
			G_CALLBACK (preferences_delete_cb), NULL);
	g_signal_connect_swapped (G_OBJECT (stickynotes->w_prefs_width),
			"value-changed",
			G_CALLBACK (preferences_save_cb), NULL);
	g_signal_connect_swapped (G_OBJECT (stickynotes->w_prefs_height),
			"value-changed",
			G_CALLBACK (preferences_save_cb), NULL);
	g_signal_connect_swapped (G_OBJECT (stickynotes->w_prefs_sys_color),
			"toggled",
			G_CALLBACK (preferences_save_cb), NULL);
	g_signal_connect_swapped (G_OBJECT(stickynotes->w_prefs_sys_font),
			"toggled", G_CALLBACK (preferences_save_cb), NULL);
	g_signal_connect (G_OBJECT (stickynotes->w_prefs_color),
			"color-set", G_CALLBACK (preferences_color_cb), NULL);
	g_signal_connect (G_OBJECT (stickynotes->w_prefs_font_color),
			"color-set", G_CALLBACK (preferences_color_cb), NULL);
	g_signal_connect (G_OBJECT (stickynotes->w_prefs_font),
			"font-set", G_CALLBACK (preferences_font_cb), NULL);
	g_signal_connect_swapped (G_OBJECT (stickynotes->w_prefs_sticky),
			"toggled", G_CALLBACK (preferences_save_cb), NULL);
	g_signal_connect_swapped (G_OBJECT (stickynotes->w_prefs_force),
			"toggled", G_CALLBACK (preferences_save_cb), NULL);
	g_signal_connect_swapped (G_OBJECT (stickynotes->w_prefs_desktop),
			"toggled", G_CALLBACK (preferences_save_cb), NULL);

	{
		GtkSizeGroup *group = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);

		gtk_size_group_add_widget(group, GTK_WIDGET (gtk_builder_get_object (stickynotes->builder, "width_label")));
		gtk_size_group_add_widget(group, GTK_WIDGET (gtk_builder_get_object (stickynotes->builder, "height_label")));
		gtk_size_group_add_widget(group, GTK_WIDGET (gtk_builder_get_object (stickynotes->builder, "prefs_color_label")));

		g_object_unref(group);
	}

	if (!gconf_client_key_is_writable(stickynotes->gconf,
				GCONF_PATH "/defaults/width", NULL))
	{
		gtk_widget_set_sensitive (GTK_WIDGET (gtk_builder_get_object (
					stickynotes->builder, "width_label")),
				FALSE);
		gtk_widget_set_sensitive (GTK_WIDGET (gtk_builder_get_object (
					stickynotes->builder, "width_spin")),
				FALSE);
	}
	if (!gconf_client_key_is_writable (stickynotes->gconf,
				GCONF_PATH "/defaults/height", NULL))
	{
		gtk_widget_set_sensitive (GTK_WIDGET (gtk_builder_get_object (
					stickynotes->builder, "height_label")),
				FALSE);
		gtk_widget_set_sensitive (GTK_WIDGET (gtk_builder_get_object (
					stickynotes->builder, "height_spin")),
				FALSE);
	}
	if (!gconf_client_key_is_writable (stickynotes->gconf,
				GCONF_PATH "/defaults/color", NULL))
	{
		gtk_widget_set_sensitive (GTK_WIDGET (gtk_builder_get_object (
//.........这里部分代码省略.........
开发者ID:JonahAragon,项目名称:consort-applets,代码行数:101,代码来源:stickynotes_applet.c


示例6: gtr_torrent_options_dialog_new

GtkWidget*
gtr_torrent_options_dialog_new (GtkWindow * parent, TrCore * core, tr_ctor * ctor)
{
  const char *     str;
  GtkWidget *      w;
  GtkWidget *      d;
  GtkGrid        * grid;
  int              row;
  GtkWidget *      l;
  GtkWidget *      source_chooser;
  struct OpenData * data;
  bool             flag;
  GSList *         list;
  GSList *         walk;

  /* make the dialog */
  d = gtk_dialog_new_with_buttons (_("Torrent Options"), parent,
                                   GTK_DIALOG_DESTROY_WITH_PARENT,
                                   GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                                   GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
                                   NULL);
  gtk_dialog_set_default_response (GTK_DIALOG (d),
                                   GTK_RESPONSE_ACCEPT);
  gtk_dialog_set_alternative_button_order (GTK_DIALOG (d),
                                           GTK_RESPONSE_ACCEPT,
                                           GTK_RESPONSE_CANCEL,
                                           -1);
  gtk_window_set_default_size(GTK_WINDOW(d),
                              gtr_pref_int_get (TR_KEY_details_window_width),
                              gtr_pref_int_get (TR_KEY_details_window_height));

  if (!tr_ctorGetDownloadDir (ctor, TR_FORCE, &str))
    g_assert_not_reached ();
  g_assert (str);

  data = g_new0 (struct OpenData, 1);
  data->core = core;
  data->ctor = ctor;
  data->filename = g_strdup (tr_ctorGetSourceFile (ctor));
  data->downloadDir = g_strdup (str);
  data->file_list = gtr_file_list_new (core, 0);
  str = _("Mo_ve .torrent file to the trash");
  data->trash_check = gtk_check_button_new_with_mnemonic (str);
  str = _("_Start when added");
  data->run_check = gtk_check_button_new_with_mnemonic (str);

  w = data->priority_combo = gtr_priority_combo_new ();
  gtr_priority_combo_set_value (GTK_COMBO_BOX (w), TR_PRI_NORMAL);

  g_signal_connect (G_OBJECT (d), "response",
                    G_CALLBACK (addResponseCB), data);

  row = 0;
  grid = GTK_GRID (gtk_grid_new ());
  gtk_container_set_border_width (GTK_CONTAINER (grid), GUI_PAD_BIG);
  gtk_grid_set_row_spacing (grid, GUI_PAD);
  gtk_grid_set_column_spacing (grid, GUI_PAD_BIG);

  /* "torrent file" row */
  l = gtk_label_new_with_mnemonic (_("_Torrent file:"));
  gtk_misc_set_alignment (GTK_MISC (l), 0.0f, 0.5f);
  gtk_grid_attach (grid, l, 0, row, 1, 1);
  w = gtk_file_chooser_button_new (_("Select Source File"),
                                   GTK_FILE_CHOOSER_ACTION_OPEN);
  source_chooser = w;
  gtk_widget_set_hexpand (w, TRUE);
  gtk_grid_attach_next_to (grid, w, l, GTK_POS_RIGHT, 1, 1);
  gtk_label_set_mnemonic_widget (GTK_LABEL (l), w);
  addTorrentFilters (GTK_FILE_CHOOSER (w));
  g_signal_connect (w, "selection-changed",
                    G_CALLBACK (sourceChanged), data);

  /* "destination folder" row */
  row++;
  l = gtk_label_new_with_mnemonic (_("_Destination folder:"));
  gtk_misc_set_alignment (GTK_MISC (l), 0.0f, 0.5f);
  gtk_grid_attach (grid, l, 0, row, 1, 1);
  w = gtk_file_chooser_button_new (_("Select Destination Folder"),
                                   GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
  if (!gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (w),
                                            data->downloadDir))
    g_warning ("couldn't select '%s'", data->downloadDir);
  list = get_recent_destinations ();
  for (walk = list; walk; walk = walk->next)
    gtk_file_chooser_add_shortcut_folder (GTK_FILE_CHOOSER (w), walk->data, NULL);
  g_slist_free (list);
  gtk_grid_attach_next_to (grid, w, l, GTK_POS_RIGHT, 1, 1);
  gtk_label_set_mnemonic_widget (GTK_LABEL (l), w);
  g_signal_connect (w, "selection-changed",
                    G_CALLBACK (downloadDirChanged), data);

  row++;
  l = data->freespace_label = gtr_freespace_label_new (core, data->downloadDir);
  gtk_widget_set_margin_bottom (l, GUI_PAD_BIG);
  gtk_misc_set_alignment (GTK_MISC (l), 1.0f, 0.5f);
  gtk_grid_attach (grid, l, 0, row, 2, 1);


  /* file list row */
  row++;
//.........这里部分代码省略.........
开发者ID:armandas,项目名称:transmission,代码行数:101,代码来源:open-dialog.c


示例7: main


//.........这里部分代码省略.........
		} else
			g_message(_("Firmware updated successfully. Please reconnect device."));
		goto exit2;
	}

	if (parameter_just_print_actual_profile) {
		if (!print_actual_profile(konextdoptical, &local_error)) {
			g_critical(_("Could not print actual profile: %s"), local_error->message);
			retval = EXIT_FAILURE;
		}
		goto exit2;
	}

	if (parameter_just_reset) {
		if (!reset(konextdoptical, &local_error)) {
			g_critical(_("Could not reset device: %s"), local_error->message);
			retval = EXIT_FAILURE;
		}
		goto exit2;
	}

	if (parameter_read_firmware) {
		if (!print_firmware(konextdoptical, &local_error)) {
			g_critical(_("Could not print firmware version: %s"), local_error->message);
			retval = EXIT_FAILURE;
			goto exit2;
		}
	}

	if (parameter_sensor_read) {
		if (!print_sensor_value(konextdoptical, &local_error)) {
			g_critical(_("Could not read sensor register: %s"), local_error->message);
			retval = EXIT_FAILURE;
			goto exit2;
		}
	}

	if (parameter_sensor_write != -1) {
		koneplus_sensor_write_register(konextdoptical, parameter_sensor_register, parameter_sensor_write, &local_error);
		if (local_error) {
			g_critical(_("Could not write sensor register: %s"), local_error->message);
			retval = EXIT_FAILURE;
			goto exit2;
		}
	}

	if (parameter_load != -1) {
		rmp = konextdoptical_rmp_load(konextdoptical, parameter_load - 1, &local_error);
		if (!rmp) {
			g_critical(_("Could not load profile %i: %s"), parameter_load, local_error->message);
			retval = EXIT_FAILURE;
			goto exit2;
		}
	} else if (parameter_in_rmp) {
		rmp = koneplus_rmp_read_with_path(parameter_in_rmp, konextdoptical_rmp_defaults(), &local_error);
		if (!rmp) {
			g_critical(_("Could not read rmp %s: %s"), parameter_in_rmp, local_error->message);
			retval = EXIT_FAILURE;
			goto exit2;
		}
	} else
		rmp = konextdoptical_default_rmp();

	koneplus_rmp_set_modified(rmp);

	if (parameter_save != -1) {
		if (!konextdoptical_rmp_save(konextdoptical, rmp, parameter_save - 1, &local_error)) {
			g_critical(_("Could not save profile %i: %s"), parameter_save, local_error->message);
			retval = EXIT_FAILURE;
			goto exit3;
		}
		konextdoptical_dbus_emit_profile_data_changed_outside_instant(parameter_save);
	}

	if (parameter_out_rmp) {
		if (!koneplus_rmp_write_with_path(parameter_out_rmp, rmp, &local_error)) {
			g_critical(_("Could not write rmp %s: %s"), parameter_out_rmp, local_error->message);
			retval = EXIT_FAILURE;
			goto exit3;
		}
	}

	if (parameter_activate_profile != -1) {
		if (!koneplus_actual_profile_write(konextdoptical, parameter_activate_profile -1, &local_error)) {
			g_critical(_("Could not activate profile %i: %s"), parameter_activate_profile, local_error->message);
			retval = EXIT_FAILURE;
			goto exit3;
		}
		konextdoptical_dbus_emit_profile_changed_outside_instant(parameter_activate_profile);
	}

exit3:
	koneplus_rmp_free(rmp);
exit2:
	g_object_unref(G_OBJECT(konextdoptical));
exit1:
	commandline_free(context);
	g_clear_error(&local_error);
	exit(retval);
}
开发者ID:ngg,项目名称:roccat-tools,代码行数:101,代码来源:konextdopticalcontrol.c


示例8: main

int main(int argc, char *argv[])
{
    if (argc < 3) {
        printf("Usage: %s <username> <password>\n", argv[0]);
        return 1;
    }

    GtkWidget *vbox;
    GtkWidget *swin;
    GtkTreeSelection *selection;


    /* Create needed variables - not anymore, use appdata instead
    HildonProgram *program;
    HildonWindow *window; */

    /* Create AppData */
    AppData *appdata=g_malloc( sizeof( *appdata ) );

    /* Initialize the GTK. */
    gtk_init(&argc, &argv);

    /* Create the Hildon program and setup the title */
    g_set_application_name("Maemify");
#ifdef MAEMO4
    appdata->program = HILDON_PROGRAM(hildon_program_get_instance());

    /* Create HildonWindow and set it to HildonProgram */
    appdata->window = HILDON_WINDOW(hildon_window_new());
    hildon_program_add_window(appdata->program, appdata->window);
#else
    appdata->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_window_set_title (GTK_WINDOW (appdata->window), "Maemify");
    gtk_widget_set_usize( GTK_WIDGET ( appdata->window ) , 600 , 300 );
    /* create our table */
    appdata->table = gtk_table_new(3, 3, FALSE); //three rows, three columns, not homogenous
    gtk_container_add(GTK_CONTAINER(appdata->window),appdata->table);
#endif


    /* Create find toolbar, but keep it hidden */
    create_find_toolbar(appdata);

#ifdef MAEMO4
    gtk_widget_show_all(GTK_WIDGET(appdata->find_toolbar));
    /* Create menu for the Window */
    create_menu(appdata->window);
#else
    gtk_table_attach_defaults(GTK_TABLE(appdata->table), GTK_WIDGET(appdata->entry), 1, 2, 2, 3);
    gtk_widget_show_all(GTK_WIDGET(appdata->table));
#endif

    /* Begin the main application */
    gtk_widget_show_all(GTK_WIDGET(appdata->window));

    /* Connect signal to X in the upper corner */
    g_signal_connect(G_OBJECT(appdata->window), "delete_event",
    G_CALLBACK(gtk_main_quit), NULL);
    if (!despotify_init())
    {
        printf("despotify_init() failed\n");
        return 1;
    }

    appdata->ds = despotify_init_client(callback, NULL, false);
    if (!appdata->ds) {
        printf("despotify_init_client() failed\n");
        return 1;
    }
    if (!despotify_authenticate(appdata->ds, argv[1], argv[2])) {
        printf( "Authentication failed: %s\n", despotify_get_error(appdata->ds));
        despotify_exit(appdata->ds);
        return 1;
    }

  /* Create a tree view and place it in a scrolled window */
  appdata->list = gtk_tree_view_new();
  gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(appdata->list), TRUE);
  swin = gtk_scrolled_window_new(NULL, NULL);
  
  vbox = gtk_vbox_new(FALSE, 0);

  /* add labels to the fields */
  appdata->label = gtk_label_new("Search hits");
  gtk_label_set_justify(GTK_LABEL(appdata->label), GTK_JUSTIFY_CENTER);
  gtk_box_pack_start(GTK_BOX(vbox), appdata->label, FALSE, FALSE, 5);

  gtk_container_add(GTK_CONTAINER(swin), appdata->list);
#ifdef MAEMO4
  gtk_container_add(GTK_CONTAINER(appdata->window), swin);
#else
  gtk_table_attach_defaults(GTK_TABLE(appdata->table), swin, 1, 2, 1, 2);
#endif

  /* initialize a list to hold search hits */
  init_list(appdata->list);

  selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(appdata->list));

  g_signal_connect(selection, "changed", 
//.........这里部分代码省略.........
开发者ID:FauxFaux,项目名称:despotify,代码行数:101,代码来源:maemify.c


示例9: set_state

static void
set_state (GtkTextBuffer *buffer,
           guint32 state)
{
	g_object_set_data (G_OBJECT (buffer), E_BUFFER_TAGGER_DATA_STATE, GINT_TO_POINTER (state));
}
开发者ID:UIKit0,项目名称:evolution,代码行数:6,代码来源:e-buffer-tagger.c


示例10: gimp_curve_calculate

static void
gimp_curve_calculate (GimpCurve *curve)
{
  gint *points;
  gint  i;
  gint  num_pts;
  gint  p1, p2, p3, p4;

  if (gimp_data_is_frozen (GIMP_DATA (curve)))
    return;

  points = g_newa (gint, curve->n_points);

  switch (curve->curve_type)
    {
    case GIMP_CURVE_SMOOTH:
      /*  cycle through the curves  */
      num_pts = 0;
      for (i = 0; i < curve->n_points; i++)
        if (curve->points[i].x >= 0.0)
          points[num_pts++] = i;

      /*  Initialize boundary curve points */
      if (num_pts != 0)
        {
          GimpVector2 point;
          gint        boundary;

          point    = curve->points[points[0]];
          boundary = ROUND (point.x * (gdouble) (curve->n_samples - 1));

          for (i = 0; i < boundary; i++)
            curve->samples[i] = point.y;

          point    = curve->points[points[num_pts - 1]];
          boundary = ROUND (point.x * (gdouble) (curve->n_samples - 1));

          for (i = boundary; i < curve->n_samples; i++)
            curve->samples[i] = point.y;
        }

      for (i = 0; i < num_pts - 1; i++)
        {
          p1 = points[MAX (i - 1, 0)];
          p2 = points[i];
          p3 = points[i + 1];
          p4 = points[MIN (i + 2, num_pts - 1)];

          gimp_curve_plot (curve, p1, p2, p3, p4);
        }

      /* ensure that the control points are used exactly */
      for (i = 0; i < num_pts; i++)
        {
          gdouble x = curve->points[points[i]].x;
          gdouble y = curve->points[points[i]].y;

          curve->samples[ROUND (x * (gdouble) (curve->n_samples - 1))] = y;
        }

      g_object_notify (G_OBJECT (curve), "samples");
      break;

    case GIMP_CURVE_FREE:
      break;
    }
}
开发者ID:ellelstone,项目名称:gimp,代码行数:67,代码来源:gimpcurve.c


示例11: gtkgui_init

bool gtkgui_init(int argc, char *argv[], Stream_mixer *mix)
{

	GtkWidget *bbox = NULL;
	bool isx = false;
	/* FIXME: bisogan mettere l'enable_nls*/
	/* i18n */
	setlocale(LC_ALL, "");
	bindtextdomain("muse", LOCALEDIR);
	bind_textdomain_codeset("muse", "UTF-8");
	textdomain("muse");
	
	/* initialization */
	state = true;
	mixer = mix;
	
	list_init(&listachan);
	list_init(&lamelist);
	list_init(&ogglist);
	iceprof = lameprof = vorbisprof = NULL;
	
	if(!profile_init())
		error(_("profile initialization error"));
	profile_ice_load();
	/* profile_lame_load and profile_vorbis_load are into encoder.cpp */

	pathfile = NULL;
	
	/* signal to glib we're going to use threads */
	g_thread_init(NULL);

	isx = gtk_init_check(&argc,&argv);
	if(!isx) 
		return false;	

	isx = mixer->set_lineout(true);

	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	gtk_window_set_title(GTK_WINDOW(window), _("MuSE-cvs Gtk+2"));
	gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
	gtk_container_set_border_width(GTK_CONTAINER(window), 12);
	g_signal_connect(G_OBJECT(window), "delete_event",
					G_CALLBACK(gcb_exit), NULL);

	/* FIXME: gtk2 remove ? */
	gtk_widget_realize(window);
	
	vbox=gtk_vbox_new(FALSE, 0);
	gtk_container_add(GTK_CONTAINER(window), vbox);
	

	fix = gtk_fixed_new();
	gtk_box_pack_start(GTK_BOX(vbox), fix, FALSE, FALSE, 0);
	
	bbox = createbbox(bbox);
	gtk_fixed_put(GTK_FIXED(fix), bbox, 0, 0);
	if(isx)
		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(speakout), TRUE);
	
	
	pack_new();		
	
	createch();
	putstatusbar();
	
	/*let's show window */
	gtk_widget_show_all(window);
	gtk_widget_hide(pack1.hscale);
	gtk_widget_hide(pack2.hscale);
	gtk_widget_hide(pack3.hscale);

	return true;	
}
开发者ID:rektide,项目名称:dyne-muse,代码行数:73,代码来源:musegtk.cpp


示例12: gegl_node_set_props

static void
gegl_node_set_props (GeglNode *node,
                     va_list   var_args)
{
  const char *property_name;

  g_object_freeze_notify (G_OBJECT (node));

  property_name = va_arg (var_args, gchar *);
  while (property_name)
    {
      GValue      value = { 0, };
      GParamSpec *pspec = NULL;
      gchar      *error = NULL;

      if (!strcmp (property_name, "name"))
        {
          pspec = g_object_class_find_property (
            G_OBJECT_GET_CLASS (G_OBJECT (node)), property_name);

          g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
          G_VALUE_COLLECT (&value, var_args, 0, &error);
          if (error)
            {
              g_warning ("%s: %s", G_STRFUNC, error);
              g_free (error);
              g_value_unset (&value);
              break;
            }
          g_object_set_property (G_OBJECT (node), property_name, &value);
          g_value_unset (&value);
        }
      else
        {
          if (node->operation)
            {
              pspec = g_object_class_find_property (
                G_OBJECT_GET_CLASS (G_OBJECT (node->operation)), property_name);
            }
          if (!pspec)
            {
              g_warning ("%s:%s has no property named: '%s'",
                         G_STRFUNC,
                         gegl_node_get_debug_name (node), property_name);
              break;
            }
          if (!(pspec->flags & G_PARAM_WRITABLE))
            {
              g_warning ("%s: property (%s of operation class '%s' is not writable",
                         G_STRFUNC,
                         pspec->name,
                         G_OBJECT_TYPE_NAME (node->operation));
              break;
            }

          g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
          G_VALUE_COLLECT (&value, var_args, 0, &error);
          if (error)
            {
              g_warning ("%s: %s", G_STRFUNC, error);
              g_free (error);
              g_value_unset (&value);
              break;
            }
          g_object_set_property (G_OBJECT (node->operation), property_name, &value);
          g_value_unset (&value);
        }
      property_name = va_arg (var_args, gchar *);
    }
  g_object_thaw_notify (G_OBJECT (node));
}
开发者ID:kleopatra999,项目名称:gegl-global-matting,代码行数:71,代码来源:gegl-apply.c


示例13: nautilus_file_management_properties_dialog_setup

static  void
nautilus_file_management_properties_dialog_setup (GtkBuilder *builder, GtkWindow *window)
{
	GtkWidget *dialog;

	/* setup UI */
	nautilus_file_management_properties_size_group_create (builder,
							       "views_label",
							       4);
	nautilus_file_management_properties_size_group_create (builder,
							       "captions_label",
							       3);
	nautilus_file_management_properties_size_group_create (builder,
							       "preview_label",
							       3);

	/* setup preferences */
	bind_builder_bool (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_FOLDERS_FIRST_WIDGET,
			   NAUTILUS_PREFERENCES_SORT_DIRECTORIES_FIRST);

	bind_builder_bool (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_TRASH_CONFIRM_WIDGET,
			   NAUTILUS_PREFERENCES_CONFIRM_TRASH);
	bind_builder_bool (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_TRASH_DELETE_WIDGET,
			   NAUTILUS_PREFERENCES_ENABLE_DELETE);
	bind_builder_bool (builder, gtk_filechooser_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_SHOW_HIDDEN_WIDGET,
			   NAUTILUS_PREFERENCES_SHOW_HIDDEN_FILES);
	bind_builder_bool (builder, nautilus_list_view_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_LIST_VIEW_USE_TREE_WIDGET,
			   NAUTILUS_PREFERENCES_LIST_VIEW_USE_TREE);

	bind_builder_enum (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_DEFAULT_VIEW_WIDGET,
			   NAUTILUS_PREFERENCES_DEFAULT_FOLDER_VIEWER,
			   (const char **) default_view_values);
	bind_builder_enum (builder, nautilus_icon_view_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_ICON_VIEW_ZOOM_WIDGET,
			   NAUTILUS_PREFERENCES_ICON_VIEW_DEFAULT_ZOOM_LEVEL,
			   (const char **) zoom_values);
	bind_builder_enum (builder, nautilus_list_view_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_LIST_VIEW_ZOOM_WIDGET,
			   NAUTILUS_PREFERENCES_LIST_VIEW_DEFAULT_ZOOM_LEVEL,
			   (const char **) zoom_values);
	bind_builder_enum (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_SORT_ORDER_WIDGET,
			   NAUTILUS_PREFERENCES_DEFAULT_SORT_ORDER,
			   (const char **) sort_order_values);
	bind_builder_enum (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_PREVIEW_FILES_WIDGET,
			   NAUTILUS_PREFERENCES_SHOW_FILE_THUMBNAILS,
			   (const char **) preview_values);
	bind_builder_enum (builder, nautilus_preferences,
			   NAUTILUS_FILE_MANAGEMENT_PROPERTIES_PREVIEW_FOLDER_WIDGET,
			   NAUTILUS_PREFERENCES_SHOW_DIRECTORY_ITEM_COUNTS,
			   (const char **) preview_values);

	bind_builder_radio (builder, nautilus_preferences,
			    (const char **) click_behavior_components,
			    NAUTILUS_PREFERENCES_CLICK_POLICY,
			    (const char **) click_behavior_values);
	bind_builder_radio (builder, nautilus_preferences,
			    (const char **) executable_text_components,
			    NAUTILUS_PREFERENCES_EXECUTABLE_TEXT_ACTIVATION,
			    (const char **) executable_text_values);

	bind_builder_uint_enum (builder, nautilus_preferences,
				NAUTILUS_FILE_MANAGEMENT_PROPERTIES_THUMBNAIL_LIMIT_WIDGET,
				NAUTILUS_PREFERENCES_FILE_THUMBNAIL_LIMIT,
				thumbnail_limit_values,
				G_N_ELEMENTS (thumbnail_limit_values));

	nautilus_file_management_properties_dialog_setup_icon_caption_page (builder);
	nautilus_file_management_properties_dialog_setup_list_column_page (builder);

	/* UI callbacks */
	dialog = GTK_WIDGET (gtk_builder_get_object (builder, "file_management_dialog"));
	g_signal_connect_data (dialog, "response",
			       G_CALLBACK (nautilus_file_management_properties_dialog_response_cb),
			       g_object_ref (builder),
			       (GClosureNotify)g_object_unref,
			       0);
	g_signal_connect (dialog, "delete-event",
			  G_CALLBACK (gtk_widget_destroy), NULL);

	gtk_window_set_icon_name (GTK_WINDOW (dialog), "system-file-manager");

	if (window) {
		gtk_window_set_screen (GTK_WINDOW (dialog), gtk_window_get_screen(window));
	}

	preferences_dialog = dialog;
	g_object_add_weak_pointer (G_OBJECT (dialog), (gpointer *) &preferences_dialog);
	gtk_widget_show (dialog);
}
开发者ID:GeorgesStavracas,项目名称:eos-file-manager,代码行数:97,代码来源:nautilus-file-management-properties.c


示例14: gegl_graph_process

/**
 * gegl_graph_process:
 * @path: The traversal path
 * 
 * Process the prepared request. This will return the
 * resulting buffer from the final node, or NULL if
 * that node is a sink.
 *
 * If gegl_graph_prepare_request has not been called
 * the behavior of this function is undefined.
 *
 * Return value: (transfer full): The result of the graph, or NULL if
 * there is no output pad.
 */
GeglBuffer *
gegl_graph_process (GeglGraphTraversal *path,
                    gint                level)
{
  GList *list_iter = NULL;
  GeglBuffer *result = NULL;
  GeglOperationContext *context = NULL;
  GeglOperationContext *last_context = NULL;
  GeglBuffer *operation_result = NULL;

  for (list_iter = path->dfs_path; list_iter; list_iter = list_iter->next)
    {
      GeglNode *node = GEGL_NODE (list_iter->data);
      GeglOperation *operation = node->operation;
      g_return_val_if_fail (node, NULL);
      g_return_val_if_fail (operation, NULL);
      
      GEGL_INSTRUMENT_START();

      operation_result = NULL;

      if (last_context)
        gegl_operation_context_purge (last_context);
      
      context = g_hash_table_lookup (path->contexts, node);
      g_return_val_if_fail (context, NULL);

      GEGL_NOTE (GEGL_DEBUG_PROCESS,
                 "Will process %s result_rect = %d, %d %d×%d",
                 gegl_node_get_debug_name (node),
                 context->result_rect.x, context->result_rect.y, context->result_rect.width, context->result_rect.height);
      
      if (context->need_rect.width > 0 && context->need_rect.height > 0)
        {
          if (context->cached)
            {
              GEGL_NOTE (GEGL_DEBUG_PROCESS,
                         "Using cached result for %s",
                         gegl_node_get_debug_name (node));
              operation_result = GEGL_BUFFER (node->cache);
            }
          else
            {
              /* Guarantee input pad */
              if (gegl_node_has_pad (node, "input") &&
                  !gegl_operation_context_get_object (context, "input"))
                {
                  gegl_operation_context_set_object (context, "input", G_OBJECT (gegl_graph_get_shared_empty(path)));
                }

              context->level = level;
              gegl_operation_process (operation, context, "output", &context->need_rect, context->level);
              operation_result = GEGL_BUFFER (gegl_operation_context_get_object (context, "output"));

              if (operation_result && operation_result == (GeglBuffer *)operation->node->cache)
                gegl_cache_computed (operation->node->cache, &context->need_rect, level);
            }
        }
      else
        {
          operation_result = NULL;
        }

      if (operation_result)
        {
          GeglPad *output_pad = gegl_node_get_pad (node, "output");
          GList   *targets = gegl_graph_get_connected_output_contexts (path, output_pad);
          GList   *targets_iter;

          GEGL_NOTE (GEGL_DEBUG_PROCESS,
                     "Will deliver the results of %s:%s to %d targets",
                     gegl_node_get_debug_name (node),
                     "output",
                     g_list_length (targets));
          
          if (g_list_length (targets) > 1)
            gegl_object_set_has_forked (G_OBJECT (operation_result));

      

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C++ G_OBJECT_CLASS_NAME函数代码示例发布时间:2022-05-30
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