* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
- * $Id$
*/
+#ifdef HAVE_CONFIG_H
#include "config.h"
+#endif
-#include "ev-page-action.h"
-#include "ev-window.h"
+#include <string.h>
+#include <stdlib.h>
#include <glib/gi18n.h>
-#include <gtk/gtkentry.h>
-#include <gtk/gtktoolitem.h>
-#include <gtk/gtklabel.h>
-#include <gtk/gtkhbox.h>
-#include <stdlib.h>
+#include <gtk/gtk.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"
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,
+ N_SIGNALS
};
-static guint signals[LAST_SIGNAL] = { 0 };
+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_entry (EvPageAction *page_action, GtkWidget *entry)
+update_pages_label (EvPageActionWidget *proxy,
+ gint page,
+ EvPageCache *page_cache)
{
- char *text;
+ char *label_text;
+ gint n_pages;
- text = g_strdup_printf ("%d", page_action->priv->current_page);
- gtk_entry_set_text (GTK_ENTRY (entry), text);
- g_free (text);
+ 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
-sync_entry (GtkAction *action, gpointer dummy, GtkWidget *proxy)
+page_changed_cb (EvPageCache *page_cache,
+ gint page,
+ EvPageActionWidget *proxy)
{
- EvPageAction *page_action = EV_PAGE_ACTION (action);
- GtkWidget *entry;
+ 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), "");
+ }
- entry = GTK_WIDGET (g_object_get_data (G_OBJECT (proxy), "entry"));
- update_entry (page_action, entry);
+ update_pages_label (proxy, page, page_cache);
}
static void
activate_cb (GtkWidget *entry, GtkAction *action)
{
- EvPageAction *page_action = EV_PAGE_ACTION (action);
+ EvPageAction *page = EV_PAGE_ACTION (action);
+ EvPageCache *page_cache;
const char *text;
- char *endptr;
- int page = -1;
+ gchar *page_label;
+
+ EvLinkDest *link_dest;
+ EvLinkAction *link_action;
+ EvLink *link;
+ gchar *link_text;
text = gtk_entry_get_text (GTK_ENTRY (entry));
- if (text) {
- long value;
-
- value = strtol (text, &endptr, 10);
- if (endptr[0] == '\0') {
- /* Page number is an integer */
- page = MIN (G_MAXINT, value);
- }
- }
-
- if (page > 0 && page <= page_action->priv->total_pages) {
- g_signal_emit (action, signals[GOTO_PAGE_SIGNAL], 0, page);
- } else {
- update_entry (page_action, entry);
- }
+ page_cache = page->priv->page_cache;
+
+
+ link_dest = ev_link_dest_new_page_label (text);
+ link_action = ev_link_action_new_dest (link_dest);
+ link_text = g_strdup_printf ("Page: %s", text);
+ link = ev_link_new (link_text, link_action);
+
+ g_signal_emit (action, signals[ACTIVATE_LINK], 0, link);
+
+ g_object_unref (link);
+ g_free (link_text);
+
+ /* 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 void
-entry_size_request_cb (GtkWidget *entry,
- GtkRequisition *requisition,
- GtkAction *action)
+static gboolean page_scroll_cb(GtkWidget *widget, GdkEventScroll *event, EvPageAction* action)
{
- PangoContext *context;
- PangoFontMetrics *metrics;
- int digit_width;
-
- context = gtk_widget_get_pango_context (entry);
- metrics = pango_context_get_metrics
- (context, entry->style->font_desc,
- pango_context_get_language (context));
-
- digit_width = pango_font_metrics_get_approximate_digit_width (metrics);
- digit_width = PANGO_SCALE * ((digit_width + PANGO_SCALE - 1) / PANGO_SCALE);
-
- pango_font_metrics_unref (metrics);
-
- /* Space for 4 digits. Probably 3 would be enough but it doesnt
- seem to possible to calculate entry borders without using
- gtk private info */
- requisition->width = PANGO_PIXELS (digit_width * 4);
+ gint pageno;
+
+ pageno = ev_page_cache_get_current_page (action->priv->page_cache);
+ if ((event->direction == GDK_SCROLL_DOWN) &&
+ (pageno < ev_page_cache_get_n_pages(action->priv->page_cache) - 1))
+ pageno++;
+ if ((event->direction == GDK_SCROLL_UP) && (pageno > 0))
+ pageno--;
+ ev_page_cache_set_current_page (action->priv->page_cache, pageno);
+
+ return TRUE;
}
static GtkWidget *
create_tool_item (GtkAction *action)
{
- GtkWidget *hbox, *entry, *item, *label;
+ EvPageActionWidget *proxy;
+ GtkWidget *hbox;
+ AtkObject *obj;
+
+ 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 ();
+ obj = gtk_widget_get_accessible (proxy->entry);
+ atk_object_set_name (obj, "page-label-entry");
+
+ g_signal_connect(proxy->entry, "scroll-event",G_CALLBACK(page_scroll_cb),action);
+ gtk_widget_add_events(GTK_WIDGET(proxy->entry),GDK_BUTTON_MOTION_MASK);
+ 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);
+}
- entry = gtk_entry_new ();
- g_signal_connect (entry, "size_request",
- G_CALLBACK (entry_size_request_cb),
- action);
- g_object_set_data (G_OBJECT (item), "entry", entry);
- gtk_widget_show (entry);
+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 (entry, "activate",
- G_CALLBACK (activate_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), entry, 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 (sync_entry),
+ 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);
}
}
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)
-{
- G_OBJECT_CLASS (ev_page_action_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);
+
+ if (GTK_WIDGET_MAPPED (GTK_WIDGET (proxy)))
+ 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
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;
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);
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));
}