X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=shell%2Fev-page-action.c;h=7c28edc9a8c7ec9a4679b00208b46a41e5f83ed2;hb=67f80b85d70a6d577e36c9578b854003a7d910ca;hp=29bae4ec0ab83d67dd8e7b7a3990fa4465953984;hpb=ddc0ad5b3bd75a640ba362cdccde7449654bae61;p=evince.git diff --git a/shell/ev-page-action.c b/shell/ev-page-action.c index 29bae4ec..7c28edc9 100644 --- a/shell/ev-page-action.c +++ b/shell/ev-page-action.c @@ -16,211 +16,348 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - * $Id$ */ #include "config.h" #include "ev-page-action.h" +#include "ev-page-cache.h" #include "ev-window.h" +#include "ev-document-links.h" +#include "ev-page-action-widget.h" +#include "ev-marshal.h" #include -#include +#include #include #include #include +#include +#include struct _EvPageActionPrivate { - int current_page; - int total_pages; + EvPageCache *page_cache; + GtkTreeModel *model; }; -enum -{ - PROP_0, - PROP_CURRENT_PAGE, - PROP_TOTAL_PAGES -}; static void ev_page_action_init (EvPageAction *action); static void ev_page_action_class_init (EvPageActionClass *class); enum { - GOTO_PAGE_SIGNAL, - LAST_SIGNAL + ACTIVATE_LINK, + ACTIVATE_LABEL, + N_SIGNALS }; -static guint signals[LAST_SIGNAL] = { 0 }; - -static GObjectClass *parent_class = NULL; +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)) -static void -update_label (GtkAction *action, gpointer dummy, GtkWidget *proxy) -{ - EvPageAction *page = EV_PAGE_ACTION (action); - char *text; - GtkWidget *label; - - label = GTK_WIDGET (g_object_get_data (G_OBJECT (proxy), "label")); - - text = g_strdup_printf (_("of %d"), page->priv->total_pages); - gtk_label_set_text (GTK_LABEL (label), text); -} +enum { + PROP_0, + PROP_PAGE_CACHE, + PROP_MODEL, +}; static void -update_spin (GtkAction *action, gpointer dummy, GtkWidget *proxy) +update_pages_label (EvPageActionWidget *proxy, + gint page, + EvPageCache *page_cache) { - EvPageAction *page = EV_PAGE_ACTION (action); - GtkWidget *spin; - int value; - - spin = GTK_WIDGET (g_object_get_data (G_OBJECT (proxy), "spin")); - - value = gtk_spin_button_get_value (GTK_SPIN_BUTTON (spin)); - - if (value != page->priv->current_page ) - { - gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), - page->priv->current_page); + char *label_text; + gint n_pages; + + n_pages = page_cache ? ev_page_cache_get_n_pages (page_cache) : 0; + if (page_cache && ev_page_cache_has_nonnumeric_page_labels (page_cache)) { + label_text = g_strdup_printf (_("(%d of %d)"), page + 1, n_pages); + } else { + label_text = g_strdup_printf (_("of %d"), n_pages); } + gtk_label_set_text (GTK_LABEL (proxy->label), label_text); + g_free (label_text); } static void -value_changed_cb (GtkWidget *spin, GtkAction *action) +page_changed_cb (EvPageCache *page_cache, + gint page, + EvPageActionWidget *proxy) { - int value; - - value = gtk_spin_button_get_value (GTK_SPIN_BUTTON (spin)); + g_assert (proxy); + + if (page_cache != NULL && page >= 0) { + gchar *page_label; + + gtk_entry_set_width_chars (GTK_ENTRY (proxy->entry), + CLAMP (ev_page_cache_get_max_label_chars (page_cache), + 6, 12)); + + page_label = ev_page_cache_get_page_label (page_cache, page); + gtk_entry_set_text (GTK_ENTRY (proxy->entry), page_label); + gtk_editable_set_position (GTK_EDITABLE (proxy->entry), -1); + g_free (page_label); + + } else { + gtk_entry_set_text (GTK_ENTRY (proxy->entry), ""); + } - g_signal_emit (action, signals[GOTO_PAGE_SIGNAL], 0, value); + update_pages_label (proxy, page, page_cache); } static void -total_pages_changed_cb (EvPageAction *action, GParamSpec *pspec, - GtkSpinButton *spin) +activate_cb (GtkWidget *entry, GtkAction *action) { - gtk_spin_button_set_range (GTK_SPIN_BUTTON (spin), 1, - action->priv->total_pages); + EvPageAction *page = EV_PAGE_ACTION (action); + EvPageCache *page_cache; + const char *text; + gchar *page_label; + gint page_number; + gboolean changed; + + text = gtk_entry_get_text (GTK_ENTRY (entry)); + page_cache = page->priv->page_cache; + + g_signal_emit (action, signals[ACTIVATE_LABEL], 0, text, &changed); + + if (changed) + return; + + /* Check whether it's a valid page number */ + page_number = atoi (text) - 1; + if (page_number >= 0 && + page_number < ev_page_cache_get_n_pages (page_cache)) { + page_label = ev_page_cache_get_page_label (page_cache, page_number); + gtk_entry_set_text (GTK_ENTRY (entry), page_label); + gtk_editable_set_position (GTK_EDITABLE (entry), -1); + + g_signal_emit (action, signals[ACTIVATE_LABEL], 0, page_label, &changed); + g_free (page_label); + + return; + } + + /* rest the entry to the current page if we were unable to + * change it */ + page_label = ev_page_cache_get_page_label (page_cache, + ev_page_cache_get_current_page (page_cache)); + gtk_entry_set_text (GTK_ENTRY (entry), page_label); + gtk_editable_set_position (GTK_EDITABLE (entry), -1); + g_free (page_label); } static GtkWidget * create_tool_item (GtkAction *action) { - GtkWidget *hbox, *spin, *item, *label; + EvPageActionWidget *proxy; + GtkWidget *hbox; + + proxy = g_object_new (ev_page_action_widget_get_type (), NULL); + gtk_container_set_border_width (GTK_CONTAINER (proxy), 6); + gtk_widget_show (GTK_WIDGET (proxy)); + + hbox = gtk_hbox_new (FALSE, 0); + gtk_box_set_spacing (GTK_BOX (hbox), 6); + + proxy->entry = gtk_entry_new (); + gtk_entry_set_width_chars (GTK_ENTRY (proxy->entry), 5); + gtk_box_pack_start (GTK_BOX (hbox), proxy->entry, FALSE, FALSE, 0); + gtk_widget_show (proxy->entry); + g_signal_connect (proxy->entry, "activate", + G_CALLBACK (activate_cb), + action); - hbox = gtk_hbox_new (FALSE, 6); - gtk_container_set_border_width (GTK_CONTAINER (hbox), 6); + proxy->label = gtk_label_new (NULL); + gtk_box_pack_start (GTK_BOX (hbox), proxy->label, FALSE, FALSE, 0); + gtk_widget_show (proxy->label); + + gtk_container_add (GTK_CONTAINER (proxy), hbox); gtk_widget_show (hbox); - item = GTK_WIDGET (gtk_tool_item_new ()); - gtk_widget_show (item); + return GTK_WIDGET (proxy); +} - spin = gtk_spin_button_new_with_range (1, 9999, 1); - gtk_spin_button_set_digits (GTK_SPIN_BUTTON (spin), 0); - g_object_set_data (G_OBJECT (item), "spin", spin); - gtk_widget_show (spin); +static void +update_page_cache (EvPageAction *page, GParamSpec *pspec, EvPageActionWidget *proxy) +{ + EvPageCache *page_cache; + guint signal_id; + + page_cache = page->priv->page_cache; + + /* clear the old signal */ + if (proxy->signal_id > 0 && proxy->page_cache) + g_signal_handler_disconnect (proxy->page_cache, proxy->signal_id); + + if (page_cache != NULL) { + signal_id = g_signal_connect_object (page_cache, + "page-changed", + G_CALLBACK (page_changed_cb), + proxy, 0); + /* Set the initial value */ + page_changed_cb (page_cache, + ev_page_cache_get_current_page (page_cache), + proxy); + } else { + /* Or clear the entry */ + signal_id = 0; + page_changed_cb (NULL, 0, proxy); + } + ev_page_action_widget_set_page_cache (proxy, page_cache); + proxy->signal_id = signal_id; +} - g_signal_connect (action, "notify::total-pages", - G_CALLBACK (total_pages_changed_cb), - spin); - g_signal_connect (spin, "value_changed", - G_CALLBACK (value_changed_cb), - action); +static void +activate_link_cb (EvPageActionWidget *proxy, EvLink *link, EvPageAction *action) +{ + g_signal_emit (action, signals[ACTIVATE_LINK], 0, link); +} - label = gtk_label_new (""); - g_object_set_data (G_OBJECT (item), "label", label); - update_label (action, NULL, item); - gtk_widget_show (label); +static void +update_model (EvPageAction *page, GParamSpec *pspec, EvPageActionWidget *proxy) +{ + GtkTreeModel *model; - gtk_box_pack_start (GTK_BOX (hbox), spin, FALSE, FALSE, 0); - gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); - gtk_container_add (GTK_CONTAINER (item), hbox); + g_object_get (G_OBJECT (page), + "model", &model, + NULL); - return item; + ev_page_action_widget_update_model (proxy, model); } static void connect_proxy (GtkAction *action, GtkWidget *proxy) { - if (GTK_IS_TOOL_ITEM (proxy)) - { - g_signal_connect_object (action, "notify::total-pages", - G_CALLBACK (update_label), + if (GTK_IS_TOOL_ITEM (proxy)) { + g_signal_connect_object (action, "notify::page-cache", + G_CALLBACK (update_page_cache), proxy, 0); - g_signal_connect_object (action, "notify::current-page", - G_CALLBACK (update_spin), + g_signal_connect (proxy, "activate_link", + G_CALLBACK (activate_link_cb), + action); + update_page_cache (EV_PAGE_ACTION (action), NULL, + EV_PAGE_ACTION_WIDGET (proxy)); + g_signal_connect_object (action, "notify::model", + G_CALLBACK (update_model), proxy, 0); } - GTK_ACTION_CLASS (parent_class)->connect_proxy (action, proxy); + GTK_ACTION_CLASS (ev_page_action_parent_class)->connect_proxy (action, proxy); } static void -ev_page_action_init (EvPageAction *action) +ev_page_action_dispose (GObject *object) { - action->priv = EV_PAGE_ACTION_GET_PRIVATE (action); -} + EvPageAction *page = EV_PAGE_ACTION (object); -static void -ev_page_action_finalize (GObject *object) -{ - parent_class->finalize (object); + if (page->priv->page_cache) { + g_object_unref (page->priv->page_cache); + page->priv->page_cache = NULL; + } + + G_OBJECT_CLASS (ev_page_action_parent_class)->dispose (object); } static void -ev_page_action_set_property (GObject *object, - guint prop_id, +ev_page_action_set_property (GObject *object, + guint prop_id, const GValue *value, - GParamSpec *pspec) + GParamSpec *pspec) { - EvPageAction *page = EV_PAGE_ACTION (object); + EvPageAction *page; + EvPageCache *page_cache; + GtkTreeModel *model; + + page = EV_PAGE_ACTION (object); switch (prop_id) { - case PROP_CURRENT_PAGE: - page->priv->current_page = g_value_get_int (value); - break; - case PROP_TOTAL_PAGES: - page->priv->total_pages = g_value_get_int (value); - break; + case PROP_PAGE_CACHE: + page_cache = page->priv->page_cache; + page->priv->page_cache = EV_PAGE_CACHE (g_value_dup_object (value)); + if (page_cache) + g_object_unref (page_cache); + break; + case PROP_MODEL: + model = page->priv->model; + page->priv->model = GTK_TREE_MODEL (g_value_dup_object (value)); + if (model) + g_object_unref (model); + 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, +ev_page_action_get_property (GObject *object, + guint prop_id, + GValue *value, GParamSpec *pspec) { - EvPageAction *page = EV_PAGE_ACTION (object); + EvPageAction *page; + + page = EV_PAGE_ACTION (object); switch (prop_id) { - case PROP_CURRENT_PAGE: - g_value_set_int (value, page->priv->current_page); - break; - case PROP_TOTAL_PAGES: - g_value_set_int (value, page->priv->total_pages); - break; + case PROP_PAGE_CACHE: + g_value_set_object (value, page->priv->page_cache); + break; + 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_current_page (EvPageAction *page, int current_page) +ev_page_action_set_document (EvPageAction *page, EvDocument *document) { - g_object_set (page, "current-page", current_page, NULL); + EvPageCache *page_cache = NULL; + + if (document) + page_cache = ev_page_cache_get (document); + + g_object_set (page, + "page-cache", page_cache, + "model", NULL, + NULL); } void -ev_page_action_set_total_pages (EvPageAction *page, int total_pages) +ev_page_action_set_model (EvPageAction *page_action, + GtkTreeModel *model) +{ + g_object_set (page_action, + "model", model, + NULL); +} + +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); + gtk_widget_grab_focus (proxy->entry); + } +} + +static void +ev_page_action_init (EvPageAction *page) { - g_object_set (page, "total-pages", total_pages, NULL); + page->priv = EV_PAGE_ACTION_GET_PRIVATE (page); } static void @@ -229,46 +366,46 @@ ev_page_action_class_init (EvPageActionClass *class) GObjectClass *object_class = G_OBJECT_CLASS (class); GtkActionClass *action_class = GTK_ACTION_CLASS (class); - object_class->finalize = ev_page_action_finalize; + 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; - parent_class = g_type_class_peek_parent (class); - action_class->toolbar_item_type = GTK_TYPE_TOOL_ITEM; action_class->create_tool_item = create_tool_item; action_class->connect_proxy = connect_proxy; - signals[GOTO_PAGE_SIGNAL] = - g_signal_new ("goto_page", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (EvPageActionClass, goto_page), - NULL, NULL, - g_cclosure_marshal_VOID__INT, - G_TYPE_NONE, - 1, - G_TYPE_INT); + 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); + signals[ACTIVATE_LABEL] = g_signal_new ("activate_label", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, + G_STRUCT_OFFSET (EvPageActionClass, activate_label), + NULL, NULL, + ev_marshal_BOOLEAN__STRING, + G_TYPE_BOOLEAN, 1, + G_TYPE_STRING); g_object_class_install_property (object_class, - PROP_CURRENT_PAGE, - g_param_spec_int ("current-page", - "Current Page", - "The number of current page", - 0, - G_MAXINT, - 0, - G_PARAM_READWRITE)); + PROP_PAGE_CACHE, + g_param_spec_object ("page-cache", + "Page Cache", + "Current page cache", + EV_TYPE_PAGE_CACHE, + G_PARAM_READWRITE)); g_object_class_install_property (object_class, - PROP_TOTAL_PAGES, - g_param_spec_int ("total-pages", - "Total Pages", - "The total number of pages", - 0, - G_MAXINT, - 0, - G_PARAM_READWRITE)); + PROP_MODEL, + g_param_spec_object ("model", + "Model", + "Current Model", + GTK_TYPE_TREE_MODEL, + G_PARAM_READWRITE)); g_type_class_add_private (object_class, sizeof (EvPageActionPrivate)); }