diff options
Diffstat (limited to 'libmisc/ev-page-action.c')
| -rw-r--r-- | libmisc/ev-page-action.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/libmisc/ev-page-action.c b/libmisc/ev-page-action.c new file mode 100644 index 00000000..ff1f9fee --- /dev/null +++ b/libmisc/ev-page-action.c @@ -0,0 +1,239 @@ +/* + * Copyright (C) 2003, 2004 Marco Pesenti Gritti + * Copyright (C) 2003, 2004 Christian Persch + * + * 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, 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 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <string.h> +#include <stdlib.h> + +#include <glib/gi18n.h> +#include <gtk/gtk.h> + +#include "ev-page-action.h" +#include "ev-page-action-widget.h" + +struct _EvPageActionPrivate +{ + EvDocumentModel *doc_model; + GtkTreeModel *model; +}; + + +static void ev_page_action_init (EvPageAction *action); +static void ev_page_action_class_init (EvPageActionClass *class); + +enum +{ + ACTIVATE_LINK, + N_SIGNALS +}; + +static guint signals[N_SIGNALS] = {0, }; + +G_DEFINE_TYPE (EvPageAction, ev_page_action, GTK_TYPE_ACTION) + +#define EV_PAGE_ACTION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_PAGE_ACTION, EvPageActionPrivate)) + +enum { + PROP_0, + PROP_MODEL +}; + +static GtkWidget * +create_tool_item (GtkAction *action) +{ + GtkWidget *proxy; + + proxy = g_object_new (EV_TYPE_PAGE_ACTION_WIDGET, NULL); + + return proxy; +} + +static void +update_model (EvPageAction *page, GParamSpec *pspec, EvPageActionWidget *proxy) +{ + ev_page_action_widget_update_links_model (proxy, page->priv->model); +} + +static void +activate_link_cb (EvPageActionWidget *proxy, EvLink *link, EvPageAction *action) +{ + g_signal_emit (action, signals[ACTIVATE_LINK], 0, link); +} + +static void +connect_proxy (GtkAction *action, GtkWidget *proxy) +{ + EvPageAction *page = EV_PAGE_ACTION (action); + + if (GTK_IS_TOOL_ITEM (proxy)) { + ev_page_action_widget_set_model (EV_PAGE_ACTION_WIDGET (proxy), + page->priv->doc_model); + g_signal_connect (proxy, "activate_link", + G_CALLBACK (activate_link_cb), + action); + g_signal_connect_object (action, "notify::model", + G_CALLBACK (update_model), + proxy, 0); + } + + GTK_ACTION_CLASS (ev_page_action_parent_class)->connect_proxy (action, proxy); +} + +static void +ev_page_action_dispose (GObject *object) +{ + EvPageAction *page = EV_PAGE_ACTION (object); + + if (page->priv->model) { + g_object_unref (page->priv->model); + page->priv->model = NULL; + } + + page->priv->doc_model = NULL; + + G_OBJECT_CLASS (ev_page_action_parent_class)->dispose (object); +} + +static void +ev_page_action_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + EvPageAction *page = EV_PAGE_ACTION (object); + + switch (prop_id) + { + case PROP_MODEL: + ev_page_action_set_links_model (page, g_value_get_object (value)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ev_page_action_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + EvPageAction *page = EV_PAGE_ACTION (object); + + switch (prop_id) + { + case PROP_MODEL: + g_value_set_object (value, page->priv->model); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +void +ev_page_action_set_model (EvPageAction *page, + EvDocumentModel *model) +{ + g_return_if_fail (EV_IS_PAGE_ACTION (page)); + g_return_if_fail (EV_IS_DOCUMENT_MODEL (model)); + + if (page->priv->doc_model == model) + return; + + page->priv->doc_model = model; +} + +void +ev_page_action_set_links_model (EvPageAction *page, + GtkTreeModel *links_model) +{ + g_return_if_fail (EV_IS_PAGE_ACTION (page)); + g_return_if_fail (GTK_IS_TREE_MODEL (links_model)); + + if (page->priv->model == links_model) + return; + + if (page->priv->model) + g_object_unref (page->priv->model); + page->priv->model = g_object_ref (links_model); + + g_object_notify (G_OBJECT (page), "model"); +} + +void +ev_page_action_grab_focus (EvPageAction *page_action) +{ + GSList *proxies; + + proxies = gtk_action_get_proxies (GTK_ACTION (page_action)); + for (; proxies != NULL; proxies = proxies->next) { + EvPageActionWidget *proxy; + + proxy = EV_PAGE_ACTION_WIDGET (proxies->data); + + if (gtk_widget_get_mapped (GTK_WIDGET (proxy))) + ev_page_action_widget_grab_focus (proxy); + } +} + +static void +ev_page_action_init (EvPageAction *page) +{ + page->priv = EV_PAGE_ACTION_GET_PRIVATE (page); +} + +static void +ev_page_action_class_init (EvPageActionClass *class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (class); + GtkActionClass *action_class = GTK_ACTION_CLASS (class); + + object_class->dispose = ev_page_action_dispose; + object_class->set_property = ev_page_action_set_property; + object_class->get_property = ev_page_action_get_property; + + action_class->toolbar_item_type = GTK_TYPE_TOOL_ITEM; + action_class->create_tool_item = create_tool_item; + action_class->connect_proxy = connect_proxy; + + signals[ACTIVATE_LINK] = g_signal_new ("activate_link", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, + G_STRUCT_OFFSET (EvPageActionClass, activate_link), + NULL, NULL, + g_cclosure_marshal_VOID__OBJECT, + G_TYPE_NONE, 1, + G_TYPE_OBJECT); + + g_object_class_install_property (object_class, + PROP_MODEL, + g_param_spec_object ("model", + "Model", + "Current Links Model", + GTK_TYPE_TREE_MODEL, + G_PARAM_READWRITE)); + + g_type_class_add_private (object_class, sizeof (EvPageActionPrivate)); +} |