stock_browser.c

windows平台下开发gtk程序所需要的库和头文件等

      gchar *str;
      
      gtk_tree_model_get (model, &iter,
                          0, &info,
                          -1);

      if (info->small_icon && info->item.label)
        gtk_label_set_text (GTK_LABEL (display->type_label), "Icon and Item");
      else if (info->small_icon)
        gtk_label_set_text (GTK_LABEL (display->type_label), "Icon Only");
      else if (info->item.label)
        gtk_label_set_text (GTK_LABEL (display->type_label), "Item Only");
      else
        gtk_label_set_text (GTK_LABEL (display->type_label), "???????");

      gtk_label_set_text (GTK_LABEL (display->macro_label), info->macro);
      gtk_label_set_text (GTK_LABEL (display->id_label), info->id);

      if (info->item.label)
        {
          str = g_strdup_printf ("%s %s", info->item.label, info->accel_str);
          gtk_label_set_text_with_mnemonic (GTK_LABEL (display->label_accel_label), str);
          g_free (str);
        }
      else
        {
          gtk_label_set_text (GTK_LABEL (display->label_accel_label), "");
        }

      if (info->small_icon)
        gtk_image_set_from_stock (GTK_IMAGE (display->icon_image), info->id,
                                  get_largest_size (info->id));
      else
        gtk_image_set_from_pixbuf (GTK_IMAGE (display->icon_image), NULL);

      stock_item_info_free (info);
    }
  else
    {
      gtk_label_set_text (GTK_LABEL (display->type_label), "No selected item");
      gtk_label_set_text (GTK_LABEL (display->macro_label), "");
      gtk_label_set_text (GTK_LABEL (display->id_label), "");
      gtk_label_set_text (GTK_LABEL (display->label_accel_label), "");
      gtk_image_set_from_pixbuf (GTK_IMAGE (display->icon_image), NULL);
    }
}

static void
macro_set_func_text (GtkTreeViewColumn *tree_column,
		     GtkCellRenderer   *cell,
		     GtkTreeModel      *model,
		     GtkTreeIter       *iter,
		     gpointer           data)
{
  StockItemInfo *info;
  
  gtk_tree_model_get (model, iter,
                      0, &info,
                      -1);
  
  g_object_set (GTK_CELL_RENDERER (cell),
                "text", info->macro,
                NULL);
  
  stock_item_info_free (info);
}

static void
id_set_func (GtkTreeViewColumn *tree_column,
             GtkCellRenderer   *cell,
             GtkTreeModel      *model,
             GtkTreeIter       *iter,
             gpointer           data)
{
  StockItemInfo *info;
  
  gtk_tree_model_get (model, iter,
                      0, &info,
                      -1);
  
  g_object_set (GTK_CELL_RENDERER (cell),
                "text", info->id,
                NULL);
  
  stock_item_info_free (info);
}

static void
accel_set_func (GtkTreeViewColumn *tree_column,
                GtkCellRenderer   *cell,
                GtkTreeModel      *model,
                GtkTreeIter       *iter,
                gpointer           data)
{
  StockItemInfo *info;
  
  gtk_tree_model_get (model, iter,
                      0, &info,
                      -1);
  
  g_object_set (GTK_CELL_RENDERER (cell),
                "text", info->accel_str,
                NULL);
  
  stock_item_info_free (info);
}

static void
label_set_func (GtkTreeViewColumn *tree_column,
                GtkCellRenderer   *cell,
                GtkTreeModel      *model,
                GtkTreeIter       *iter,
                gpointer           data)
{
  StockItemInfo *info;
  
  gtk_tree_model_get (model, iter,
                      0, &info,
                      -1);
  
  g_object_set (GTK_CELL_RENDERER (cell),
                "text", info->item.label,
                NULL);
  
  stock_item_info_free (info);
}

GtkWidget *
do_stock_browser (GtkWidget *do_widget)
{  
  if (!window)
    {
      GtkWidget *frame;
      GtkWidget *vbox;
      GtkWidget *hbox;
      GtkWidget *sw;
      GtkWidget *treeview;
      GtkWidget *align;
      GtkTreeModel *model;
      GtkCellRenderer *cell_renderer;
      StockItemDisplay *display;
      GtkTreeSelection *selection;
      GtkTreeViewColumn *column;

      window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
      gtk_window_set_screen (GTK_WINDOW (window),
			     gtk_widget_get_screen (do_widget));
      gtk_window_set_title (GTK_WINDOW (window), "Stock Icons and Items");
      gtk_window_set_default_size (GTK_WINDOW (window), -1, 500);

      g_signal_connect (window, "destroy", G_CALLBACK (gtk_widget_destroyed), &window);
      gtk_container_set_border_width (GTK_CONTAINER (window), 8);

      hbox = gtk_hbox_new (FALSE, 8);
      gtk_container_add (GTK_CONTAINER (window), hbox);

      sw = gtk_scrolled_window_new (NULL, NULL);
      gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
                                      GTK_POLICY_NEVER,
                                      GTK_POLICY_AUTOMATIC);
      gtk_box_pack_start (GTK_BOX (hbox), sw, FALSE, FALSE, 0);

      model = create_model ();
      
      treeview = gtk_tree_view_new_with_model (model);

      g_object_unref (model);

      gtk_container_add (GTK_CONTAINER (sw), treeview);
      
      column = gtk_tree_view_column_new ();
      gtk_tree_view_column_set_title (column, "Macro");

      cell_renderer = gtk_cell_renderer_pixbuf_new ();
      gtk_tree_view_column_pack_start (column,
				       cell_renderer,
				       FALSE);
      gtk_tree_view_column_set_attributes (column, cell_renderer,
					   "stock_id", 1, NULL);
      cell_renderer = gtk_cell_renderer_text_new ();
      gtk_tree_view_column_pack_start (column,
				       cell_renderer,
				       TRUE);
      gtk_tree_view_column_set_cell_data_func (column, cell_renderer,
					       macro_set_func_text, NULL, NULL);

      gtk_tree_view_append_column (GTK_TREE_VIEW (treeview),
				   column);

      cell_renderer = gtk_cell_renderer_text_new ();
      gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (treeview),
                                                  -1,
                                                  "Label",
                                                  cell_renderer,
                                                  label_set_func,
                                                  NULL,
                                                  NULL);

      cell_renderer = gtk_cell_renderer_text_new ();
      gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (treeview),
                                                  -1,
                                                  "Accel",
                                                  cell_renderer,
                                                  accel_set_func,
                                                  NULL,
                                                  NULL);

      cell_renderer = gtk_cell_renderer_text_new ();
      gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (treeview),
                                                  -1,
                                                  "ID",
                                                  cell_renderer,
                                                  id_set_func,
                                                  NULL,
                                                  NULL);
      
      align = gtk_alignment_new (0.5, 0.0, 0.0, 0.0);
      gtk_box_pack_end (GTK_BOX (hbox), align, FALSE, FALSE, 0);
      
      frame = gtk_frame_new ("Selected Item");
      gtk_container_add (GTK_CONTAINER (align), frame);

      vbox = gtk_vbox_new (FALSE, 8);
      gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
      gtk_container_add (GTK_CONTAINER (frame), vbox);

      display = g_new (StockItemDisplay, 1);
      g_object_set_data_full (G_OBJECT (treeview),
                              "stock-display",
                              display,
                              g_free); /* free display with treeview */
      
      display->type_label = gtk_label_new (NULL);
      display->macro_label = gtk_label_new (NULL);
      display->id_label = gtk_label_new (NULL);
      display->label_accel_label = gtk_label_new (NULL);
      display->icon_image = gtk_image_new_from_pixbuf (NULL); /* empty image */

      gtk_box_pack_start (GTK_BOX (vbox), display->type_label,
                          FALSE, FALSE, 0);

      gtk_box_pack_start (GTK_BOX (vbox), display->icon_image,
                          FALSE, FALSE, 0);
      
      gtk_box_pack_start (GTK_BOX (vbox), display->label_accel_label,
                          FALSE, FALSE, 0);
      gtk_box_pack_start (GTK_BOX (vbox), display->macro_label,
                          FALSE, FALSE, 0);
      gtk_box_pack_start (GTK_BOX (vbox), display->id_label,
                          FALSE, FALSE, 0);

      selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
      gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
      
      g_signal_connect (selection,
			"changed",
			G_CALLBACK (selection_changed),
			NULL);
    }

  if (!GTK_WIDGET_VISIBLE (window))
    {
      gtk_widget_show_all (window);
    }
  else
    {	 
      gtk_widget_destroy (window);
      window = NULL;
    }

  return window;
}