glade-popup.c 24.2 KB
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/*
 * Copyright (C) 2001 Ximian, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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 *
 * Authors:
 *   Chema Celorio <chema@celorio.com>
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 *   Tristan Van Berkom <tvb@gnome.org>
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 */

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#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <glib/gi18n-lib.h>

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#include "glade.h"
#include "glade-widget.h"
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#include "glade-widget-adaptor.h"
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#include "glade-popup.h"
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#include "glade-placeholder.h"
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#include "glade-clipboard.h"
#include "glade-command.h"
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#include "glade-project.h"
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#include "glade-app.h"
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/********************************************************
                      WIDGET POPUP
 *******************************************************/
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static void
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glade_popup_select_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  glade_util_clear_selection ();
  glade_app_selection_set (glade_widget_get_object (widget), TRUE);
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}
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static GladePlaceholder *
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find_placeholder (GObject * object)
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{
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  GtkContainer *container;
  GladePlaceholder *retval = NULL;
  GtkWidget *child;
  GList *c, *l;

  if (!GTK_IS_CONTAINER (object))
    return NULL;

  container = GTK_CONTAINER (object);

  for (c = l = glade_util_container_get_all_children (container);
       l; l = g_list_next (l))
    {
      child = l->data;

      if (GLADE_IS_PLACEHOLDER (child))
        {
          retval = GLADE_PLACEHOLDER (child);
          break;
        }
    }

  g_list_free (c);

  return retval;
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}

static void
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glade_popup_placeholder_add_cb (GtkMenuItem * item,
                                GladePlaceholder * placeholder)
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{
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  GladeWidgetAdaptor *adaptor;
  GladeWidget *parent;

  adaptor = glade_palette_get_current_item (glade_app_get_palette ());
  g_return_if_fail (adaptor != NULL);
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  parent = glade_placeholder_get_parent (placeholder);
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  if (!glade_util_check_and_warn_scrollable
      (parent, adaptor, glade_app_get_window ()))
    {
      glade_command_create (adaptor, parent,
                            placeholder,
                            glade_placeholder_get_project (placeholder));
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      glade_palette_deselect_current_item (glade_app_get_palette (), TRUE);
    }
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}

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static void
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glade_popup_action_add_cb (GtkMenuItem * item, GladeWidget * group)
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{
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  GladeWidgetAdaptor *adaptor;
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  adaptor = glade_palette_get_current_item (glade_app_get_palette ());
  g_return_if_fail (adaptor != NULL);
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  glade_command_create (adaptor, group, NULL, glade_widget_get_project (group));

  glade_palette_deselect_current_item (glade_app_get_palette (), TRUE);
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}

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static void
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glade_popup_root_add_cb (GtkMenuItem * item, gpointer * user_data)
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{
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  GladeWidgetAdaptor *adaptor = (GladeWidgetAdaptor *) user_data;
  GladePalette *palette = glade_app_get_palette ();

  if (!adaptor)
    adaptor = glade_palette_get_current_item (palette);
  g_return_if_fail (adaptor != NULL);

  glade_palette_create_root_widget (palette, adaptor);
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}

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static void
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glade_popup_cut_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  GladeProject *project = glade_app_get_project ();

  glade_util_clear_selection ();

  /* Assign selection first */
  if (glade_project_is_selected
      (project, glade_widget_get_object (widget)) == FALSE)
    {
      glade_app_selection_set (glade_widget_get_object (widget), FALSE);
    }
  glade_app_command_cut ();
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}

static void
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glade_popup_copy_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  GladeProject *project = glade_app_get_project ();
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  glade_util_clear_selection ();
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  /* Assign selection first */
  if (glade_project_is_selected
      (project, glade_widget_get_object (widget)) == FALSE)
    glade_app_selection_set (glade_widget_get_object (widget), FALSE);
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  glade_app_command_copy ();
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}
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static void
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glade_popup_paste_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  glade_util_clear_selection ();
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  /* The selected widget is the paste destination */
  if (widget)
    glade_app_selection_set (glade_widget_get_object (widget), FALSE);
  else
    glade_app_selection_clear (FALSE);
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  glade_app_command_paste (NULL);
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}
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static void
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glade_popup_delete_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  GladeProject *project = glade_app_get_project ();
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  /* Assign selection first */
  if (glade_project_is_selected
      (project, glade_widget_get_object (widget)) == FALSE)
    glade_app_selection_set (glade_widget_get_object (widget), FALSE);
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  glade_app_command_delete ();
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}
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/********************************************************
                  PLACEHOLDER POPUP
 *******************************************************/
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static void
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glade_popup_placeholder_paste_cb (GtkMenuItem * item,
                                  GladePlaceholder * placeholder)
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{
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  glade_util_clear_selection ();
  glade_app_selection_clear (FALSE);

  glade_app_command_paste (placeholder);
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}

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/********************************************************
                    CLIPBOARD POPUP
 *******************************************************/
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static void
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glade_popup_clipboard_paste_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  glade_util_clear_selection ();
  glade_app_selection_clear (FALSE);
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  glade_app_command_paste (NULL);
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}

static void
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glade_popup_clipboard_delete_cb (GtkMenuItem * item, GladeWidget * widget)
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{
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  glade_app_command_delete_clipboard ();
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}

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static void
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glade_popup_docs_cb (GtkMenuItem * item, GladeWidgetAdaptor * adaptor)
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{
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  gchar *book;
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  g_return_if_fail (GLADE_IS_WIDGET_ADAPTOR (adaptor));
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  g_object_get (adaptor, "book", &book, NULL);
  glade_editor_search_doc_search (glade_app_get_editor (), book, adaptor->name,
                                  NULL);
  g_free (book);
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}


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/********************************************************
                    POPUP BUILDING
 *******************************************************/
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static GtkWidget *
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glade_popup_append_item (GtkWidget * popup_menu,
                         const gchar * stock_id,
                         const gchar * label,
                         GtkWidget * image,
                         gboolean sensitive, gpointer callback, gpointer data)
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{
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  GtkWidget *menu_item;

  if (stock_id && label)
    {
      menu_item = gtk_image_menu_item_new_with_mnemonic (label);
      gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menu_item),
                                     gtk_image_new_from_stock (stock_id,
                                                               GTK_ICON_SIZE_MENU));
    }
  else if (image && label)
    {
      menu_item = gtk_image_menu_item_new_with_mnemonic (label);
      gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menu_item), image);
    }
  else if (stock_id)
    menu_item = gtk_image_menu_item_new_from_stock (stock_id, NULL);
  else
    menu_item = gtk_menu_item_new_with_mnemonic (label);

  if (callback)
    g_signal_connect (G_OBJECT (menu_item), "activate",
                      G_CALLBACK (callback), data);

  gtk_widget_set_sensitive (menu_item, sensitive);
  gtk_widget_show (menu_item);
  gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), menu_item);

  return menu_item;
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}

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static void
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glade_popup_menuitem_activated (GtkMenuItem * item, const gchar * action_path)
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{
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  GladeWidget *widget;

  if ((widget = g_object_get_data (G_OBJECT (item), "gwa-data")))
    glade_widget_adaptor_action_activate (widget->adaptor,
                                          widget->object, action_path);
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}

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static void
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glade_popup_menuitem_packing_activated (GtkMenuItem * item,
                                        const gchar * action_path)
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{
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  GladeWidget *widget;

  if ((widget = g_object_get_data (G_OBJECT (item), "gwa-data")))
    glade_widget_adaptor_child_action_activate (widget->parent->adaptor,
                                                widget->parent->object,
                                                widget->object, action_path);
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}

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static void
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glade_popup_menuitem_ph_packing_activated (GtkMenuItem * item,
                                           const gchar * action_path)
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{
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  GladePlaceholder *ph;
  GladeWidget *parent;

  if ((ph = g_object_get_data (G_OBJECT (item), "gwa-data")))
    {
      parent = glade_placeholder_get_parent (ph);
      glade_widget_adaptor_child_action_activate (parent->adaptor,
                                                  parent->object,
                                                  G_OBJECT (ph), action_path);
    }
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}

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static gint
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glade_popup_action_populate_menu_real (GtkWidget * menu,
                                       GladeWidget * gwidget,
                                       GList * actions,
                                       GCallback callback, gpointer data)
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{
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  GtkWidget *item;
  GList *list;
  gint n = 0;

  for (list = actions; list; list = g_list_next (list))
    {
      GladeWidgetAction *a = list->data;
      GtkWidget *submenu = NULL;

      if (a->actions)
        {
          submenu = gtk_menu_new ();
          n += glade_popup_action_populate_menu_real (submenu,
                                                      gwidget,
                                                      a->actions,
                                                      callback, data);
        }
      else
        submenu = glade_widget_adaptor_action_submenu (gwidget->adaptor,
                                                       gwidget->object,
                                                       a->klass->path);


      item = glade_popup_append_item (menu,
                                      a->klass->stock,
                                      a->klass->label, NULL, TRUE,
                                      (a->actions) ? NULL : callback,
                                      (a->actions) ? NULL : a->klass->path);

      g_object_set_data (G_OBJECT (item), "gwa-data", data);

      gtk_widget_set_sensitive (item, a->sensitive);

      if (submenu)
        gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), submenu);

      n++;
    }

  return n;
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}

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/*
 * glade_popup_action_populate_menu:
 * @menu: a GtkMenu to put the actions menu items.
 * @widget: A #GladeWidget
 * @action: a @widget subaction or NULL to include all actions.
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 * @packing: TRUE to include packing actions
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 *
 * Populate a GtkMenu with widget's actions
 *
 * Returns the number of action appended to the menu.
 */
gint
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glade_popup_action_populate_menu (GtkWidget * menu,
                                  GladeWidget * widget,
                                  GladeWidgetAction * action, gboolean packing)
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{
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  gint n;

  g_return_val_if_fail (GTK_IS_MENU (menu), 0);
  g_return_val_if_fail (GLADE_IS_WIDGET (widget), 0);

  if (action)
    {
      g_return_val_if_fail (GLADE_IS_WIDGET_ACTION (action), 0);
      if (glade_widget_get_action (widget, action->klass->path))
        return glade_popup_action_populate_menu_real (menu,
                                                      widget,
                                                      action->actions,
                                                      G_CALLBACK
                                                      (glade_popup_menuitem_activated),
                                                      widget);

      if (glade_widget_get_pack_action (widget, action->klass->path))
        return glade_popup_action_populate_menu_real (menu,
                                                      glade_widget_get_parent
                                                      (widget), action->actions,
                                                      G_CALLBACK
                                                      (glade_popup_menuitem_packing_activated),
                                                      widget);

      return 0;
    }

  n = glade_popup_action_populate_menu_real (menu,
                                             widget,
                                             widget->actions,
                                             G_CALLBACK
                                             (glade_popup_menuitem_activated),
                                             widget);

  if (packing && widget->packing_actions)
    {
      if (n)
        {
          GtkWidget *separator = gtk_menu_item_new ();
          gtk_menu_shell_append (GTK_MENU_SHELL (menu), separator);
          gtk_widget_show (separator);
        }
      n += glade_popup_action_populate_menu_real (menu,
                                                  glade_widget_get_parent
                                                  (widget),
                                                  widget->packing_actions,
                                                  G_CALLBACK
                                                  (glade_popup_menuitem_packing_activated),
                                                  widget);
    }

  return n;
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}
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static GtkWidget *
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glade_popup_create_menu (GladeWidget * widget,
                         GladePlaceholder * placeholder, gboolean packing)
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{
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  GladeWidgetAdaptor *current_item;
  GtkWidget *popup_menu;
  GtkWidget *separator;
  gboolean sensitive;
  GladePlaceholder *tmp_placeholder;
  gchar *book;

  sensitive = (current_item =
               glade_palette_get_current_item (glade_app_get_palette ())) !=
      NULL;

  popup_menu = gtk_menu_new ();

  if (current_item)
    {

      /* Special case for GtkAction accelerators  */
      if (widget && GTK_IS_ACTION_GROUP (widget->object) &&
          (current_item->type == GTK_TYPE_ACTION ||
           g_type_is_a (current_item->type, GTK_TYPE_ACTION)))
        {
          glade_popup_append_item (popup_menu, NULL, _("_Add widget here"),
                                   NULL, TRUE, glade_popup_action_add_cb,
                                   widget);
        }
      else
        {
          tmp_placeholder = placeholder;
          if (!tmp_placeholder && widget)
            tmp_placeholder =
                find_placeholder (glade_widget_get_object (widget));

          glade_popup_append_item (popup_menu, NULL, _("_Add widget here"),
                                   NULL, tmp_placeholder != NULL,
                                   glade_popup_placeholder_add_cb,
                                   tmp_placeholder);
        }

      glade_popup_append_item (popup_menu, NULL, _("Add widget as _toplevel"),
                               NULL, TRUE, glade_popup_root_add_cb, NULL);

      separator = gtk_menu_item_new ();
      gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), separator);
      gtk_widget_show (separator);
    }

  sensitive = (widget != NULL);

  glade_popup_append_item (popup_menu, NULL, _("_Select"), NULL, sensitive,
                           glade_popup_select_cb, widget);
  glade_popup_append_item (popup_menu, GTK_STOCK_CUT, NULL, NULL, sensitive,
                           glade_popup_cut_cb, widget);
  glade_popup_append_item (popup_menu, GTK_STOCK_COPY, NULL, NULL, sensitive,
                           glade_popup_copy_cb, widget);

  /* paste is placholder specific when the popup is on a placeholder */
  sensitive = glade_clipboard_get_has_selection (glade_app_get_clipboard ());

  if (placeholder)
    glade_popup_append_item (popup_menu, GTK_STOCK_PASTE, NULL, NULL, sensitive,
                             glade_popup_placeholder_paste_cb, placeholder);
  else if (widget)
    glade_popup_append_item (popup_menu, GTK_STOCK_PASTE, NULL, NULL, sensitive,
                             glade_popup_paste_cb, widget);
  else
    glade_popup_append_item (popup_menu, GTK_STOCK_PASTE, NULL, NULL, sensitive,
                             glade_popup_paste_cb, NULL);


  glade_popup_append_item (popup_menu, GTK_STOCK_DELETE, NULL, NULL,
                           (widget != NULL), glade_popup_delete_cb, widget);


  /* packing actions are a little different on placholders */
  if (placeholder)
    {
      if (widget && widget->actions)
        {
          GtkWidget *separator = gtk_menu_item_new ();
          gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), separator);
          gtk_widget_show (separator);

          glade_popup_action_populate_menu_real
              (popup_menu,
               widget,
               widget->actions,
               G_CALLBACK (glade_popup_menuitem_activated), widget);
        }

      if (placeholder->packing_actions)
        {
          GtkWidget *separator = gtk_menu_item_new ();
          gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), separator);
          gtk_widget_show (separator);

          glade_popup_action_populate_menu_real
              (popup_menu,
               widget,
               placeholder->packing_actions,
               G_CALLBACK (glade_popup_menuitem_ph_packing_activated),
               placeholder);
        }
    }
  else if (widget && (widget->actions || (packing && widget->packing_actions)))
    {
      GtkWidget *separator = gtk_menu_item_new ();
      gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), separator);
      gtk_widget_show (separator);

      glade_popup_action_populate_menu (popup_menu, widget, NULL, packing);
    }

  if (widget)
    {
      g_object_get (widget->adaptor, "book", &book, NULL);
      if (book)
        {
          GtkWidget *icon = glade_util_get_devhelp_icon (GTK_ICON_SIZE_MENU);
          GtkWidget *separator = gtk_menu_item_new ();
          gtk_menu_shell_append (GTK_MENU_SHELL (popup_menu), separator);
          gtk_widget_show (separator);

          glade_popup_append_item (popup_menu, NULL, _("Read _documentation"),
                                   icon, TRUE, glade_popup_docs_cb,
                                   widget->adaptor);
        }
      g_free (book);
    }

  return popup_menu;
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}

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static GtkWidget *
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glade_popup_create_clipboard_menu (GladeWidget * widget)
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{
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  GtkWidget *popup_menu;
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  popup_menu = gtk_menu_new ();
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  if (gtk_widget_is_toplevel (GTK_WIDGET (glade_widget_get_object (widget))))
    {
      glade_popup_append_item (popup_menu, GTK_STOCK_PASTE,
                               NULL, NULL, TRUE,
                               glade_popup_clipboard_paste_cb, NULL);
    }
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  glade_popup_append_item (popup_menu, GTK_STOCK_DELETE, NULL, NULL, TRUE,
                           glade_popup_clipboard_delete_cb, widget);

  return popup_menu;
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}

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void
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glade_popup_widget_pop (GladeWidget * widget,
                        GdkEventButton * event, gboolean packing)
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{
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  GtkWidget *popup_menu;
  gint button;
  gint event_time;

  g_return_if_fail (GLADE_IS_WIDGET (widget) || widget == NULL);

  popup_menu = glade_popup_create_menu (widget, NULL, packing);

  if (event)
    {
      button = event->button;
      event_time = event->time;
    }
  else
    {
      button = 0;
      event_time = gtk_get_current_event_time ();
    }
  gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
                  NULL, NULL, button, event_time);
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}
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void
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glade_popup_placeholder_pop (GladePlaceholder * placeholder,
                             GdkEventButton * event)
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{
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  GladeWidget *widget;
  GtkWidget *popup_menu;
  gint button;
  gint event_time;

  g_return_if_fail (GLADE_IS_PLACEHOLDER (placeholder));

  widget = glade_placeholder_get_parent (placeholder);

  popup_menu = glade_popup_create_menu (widget, placeholder, TRUE);

  if (event)
    {
      button = event->button;
      event_time = event->time;
    }
  else
    {
      button = 0;
      event_time = gtk_get_current_event_time ();
    }

  gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
                  NULL, NULL, button, event_time);
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}
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void
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glade_popup_clipboard_pop (GladeWidget * widget, GdkEventButton * event)
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{
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  GtkWidget *popup_menu;
  gint button;
  gint event_time;

  g_return_if_fail (GLADE_IS_WIDGET (widget));

  popup_menu = glade_popup_create_clipboard_menu (widget);

  if (event)
    {
      button = event->button;
      event_time = event->time;
    }
  else
    {
      button = 0;
      event_time = gtk_get_current_event_time ();
    }

  gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
                  NULL, NULL, button, event_time);
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}
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void
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glade_popup_palette_pop (GladeWidgetAdaptor * adaptor, GdkEventButton * event)
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{
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  GladeProject *project;
  GtkWidget *popup_menu;
  gchar *book = NULL;
  gint button;
  gint event_time;

  g_return_if_fail (GLADE_IS_WIDGET_ADAPTOR (adaptor));

  popup_menu = gtk_menu_new ();

  project = glade_app_get_project ();

  glade_popup_append_item (popup_menu, NULL, _("Add widget as _toplevel"), NULL,
                           TRUE, glade_popup_root_add_cb, adaptor);

  g_object_get (adaptor, "book", &book, NULL);
  if (book && glade_util_have_devhelp ())
    {
      GtkWidget *icon = glade_util_get_devhelp_icon (GTK_ICON_SIZE_MENU);
      glade_popup_append_item (popup_menu, NULL, _("Read _documentation"), icon,
                               TRUE, glade_popup_docs_cb, adaptor);
    }
  g_free (book);


  if (event)
    {
      button = event->button;
      event_time = event->time;
    }
  else
    {
      button = 0;
      event_time = gtk_get_current_event_time ();
    }

  gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
                  NULL, NULL, button, event_time);
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}

710
static void
711
glade_popup_clear_property_cb (GtkMenuItem * item, GladeProperty * property)
712
{
713
  GValue value = { 0, };
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  glade_property_get_default (property, &value);
  glade_command_set_property_value (property, &value);
  g_value_unset (&value);
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}

static void
721
glade_popup_property_docs_cb (GtkMenuItem * item, GladeProperty * property)
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{
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  GladeWidgetAdaptor *adaptor, *prop_adaptor;
  gchar *search, *book;
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  prop_adaptor = glade_widget_adaptor_from_pclass (property->klass);
  adaptor =
      glade_widget_adaptor_from_pspec (prop_adaptor, property->klass->pspec);
  search = g_strdup_printf ("The %s property", property->klass->id);
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731
  g_object_get (adaptor, "book", &book, NULL);
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  glade_editor_search_doc_search (glade_app_get_editor (),
                                  book,
                                  g_type_name (property->klass->pspec->
                                               owner_type), search);
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  g_free (book);
  g_free (search);
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}

void
743
glade_popup_property_pop (GladeProperty * property, GdkEventButton * event)
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{

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  GladeWidgetAdaptor *adaptor, *prop_adaptor;
  GtkWidget *popup_menu;
  gchar *book = NULL;
  gint button;
  gint event_time;

  prop_adaptor = glade_widget_adaptor_from_pclass (property->klass);
  adaptor =
      glade_widget_adaptor_from_pspec (prop_adaptor, property->klass->pspec);

  g_return_if_fail (GLADE_IS_WIDGET_ADAPTOR (adaptor));

  popup_menu = gtk_menu_new ();

  glade_popup_append_item (popup_menu, GTK_STOCK_CLEAR, _("Set default value"),
                           NULL, TRUE, glade_popup_clear_property_cb, property);

  g_object_get (adaptor, "book", &book, NULL);
  if (book && glade_util_have_devhelp ())
    {
      GtkWidget *icon = glade_util_get_devhelp_icon (GTK_ICON_SIZE_MENU);
      glade_popup_append_item (popup_menu, NULL, _("Read _documentation"), icon,
                               TRUE, glade_popup_property_docs_cb, property);
    }
  g_free (book);


  if (event)
    {
      button = event->button;
      event_time = event->time;
    }
  else
    {
      button = 0;
      event_time = gtk_get_current_event_time ();
    }

  gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
                  NULL, NULL, button, event_time);
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}

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789
void
790
glade_popup_simple_pop (GdkEventButton * event)
791
{
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  GtkWidget *popup_menu;
  gint button;
  gint event_time;

  popup_menu = glade_popup_create_menu (NULL, NULL, FALSE);
  if (!popup_menu)
    return;

  if (event)
    {
      button = event->button;
      event_time = event->time;
    }
  else
    {
      button = 0;
      event_time = gtk_get_current_event_time ();
    }
  gtk_menu_popup (GTK_MENU (popup_menu), NULL, NULL,
                  NULL, NULL, button, event_time);
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}

814
gboolean
815
glade_popup_is_popup_event (GdkEventButton * event)
816
{
817
  g_return_val_if_fail (event, FALSE);
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#ifdef MAC_INTEGRATION
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  return (event->type == GDK_BUTTON_PRESS && event->button == 1 &&
          ((event->state & GDK_MOD1_MASK) != 0));
822
#else
823
  return (event->type == GDK_BUTTON_PRESS && event->button == 3);
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#endif
}