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Take all pages in consideration, not just current one
[evince.git] / shell / ev-view.c
diff --git a/shell/ev-view.c b/shell/ev-view.c
index 7957b734a2b08bb37f01e0ec757ae75669cfcd29..78266944ac9ad6d47292a989e6d3ffa7203ea704 100644 (file)
--- a/shell/ev-view.c
+++ b/shell/ev-view.c
@@ -247,7 +247,9 @@ static EvLink*    get_link_at_location                       (EvView
                                                              gdouble             y);
 static char*      tip_from_link                              (EvView             *view,
                                                              EvLink             *link);
-
+static void       handle_link_over_xy                        (EvView *view, 
+                                                             gint x, 
+                                                             gint y);
 /*** GtkWidget implementation ***/
 static void       ev_view_size_request_continuous_dual_page  (EvView             *view,
                                                              GtkRequisition     *requisition);
@@ -273,6 +275,8 @@ static gboolean   ev_view_motion_notify_event                (GtkWidget
                                                              GdkEventMotion     *event);
 static gboolean   ev_view_button_release_event               (GtkWidget          *widget,
                                                              GdkEventButton     *event);
+static gboolean   ev_view_enter_notify_event                 (GtkWidget          *widget,
+                                                             GdkEventCrossing   *event);
 static gboolean   ev_view_leave_notify_event                 (GtkWidget          *widget,
                                                              GdkEventCrossing   *event);
 static void       ev_view_style_set                          (GtkWidget          *widget,
@@ -540,6 +544,8 @@ view_update_range_and_current_page (EvView *view)
                                view->start_page = view->current_page;
                                if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
                                        view->end_page = view->start_page + 1;
+                               else 
+                                       view->end_page = view->start_page;
                        } else {
                                view->start_page = view->current_page - 1;
                                view->end_page = view->current_page;
@@ -683,10 +689,10 @@ ev_view_binding_activated (EvView *view,
        if (view->presentation) {
                switch (scroll) {
                        case GTK_SCROLL_STEP_BACKWARD:
-                               ev_page_cache_prev_page (view->page_cache);
+                               ev_view_previous_page (view);
                                break;
                        case GTK_SCROLL_STEP_FORWARD:
-                               ev_page_cache_next_page (view->page_cache);
+                               ev_view_next_page (view);
                                break;
                        default:
                                break;
@@ -1171,6 +1177,41 @@ tip_from_link (EvView *view, EvLink *link)
        return msg;
 }
 
+static void
+handle_link_over_xy (EvView *view, gint x, gint y)
+{
+       EvLink *link;
+
+       link = get_link_at_location (view, x + view->scroll_x, y + view->scroll_y);
+
+       if (view->link_tooltip == NULL) {
+               view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
+       }
+
+       if (view->hovered_link != link) {
+               view->hovered_link = link;
+               ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
+       }
+
+        if (link) {
+               char *msg = tip_from_link (view, link);
+
+               ev_tooltip_set_position (EV_TOOLTIP (view->link_tooltip), x, y);
+               ev_tooltip_set_text (EV_TOOLTIP (view->link_tooltip), msg);
+               ev_tooltip_activate (EV_TOOLTIP (view->link_tooltip));
+               g_free (msg);
+
+               ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
+       } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
+               ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
+       } else {
+               ev_view_set_status (view, NULL);
+               if (view->cursor == EV_VIEW_CURSOR_LINK ||
+                   view->cursor == EV_VIEW_CURSOR_IBEAM)
+                       ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
+       }
+       return;
+}
 
 /*** GtkWidget implementation ***/
 
@@ -1372,6 +1413,7 @@ ev_view_realize (GtkWidget *widget)
                                GDK_SCROLL_MASK |
                                GDK_KEY_PRESS_MASK |
                                GDK_POINTER_MOTION_MASK |
+                               GDK_ENTER_NOTIFY_MASK |
                                GDK_LEAVE_NOTIFY_MASK;
 
        widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
@@ -1592,36 +1634,7 @@ ev_view_motion_notify_event (GtkWidget      *widget,
         */
        } else if (view->pressed_button <= 0 &&
                   view->rotation == 0) {
-               EvLink *link;
-
-               link = get_link_at_location (view, event->x + view->scroll_x, event->y + view->scroll_y);
-
-               if (view->link_tooltip == NULL) {
-                       view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
-               }
-
-               if (view->hovered_link != link) {
-                       view->hovered_link = link;
-                       ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
-               }
-
-                if (link) {
-                       char *msg = tip_from_link (view, link);
-
-                       ev_tooltip_set_position (EV_TOOLTIP (view->link_tooltip), event->x, event->y);
-                       ev_tooltip_set_text (EV_TOOLTIP (view->link_tooltip), msg);
-                       ev_tooltip_activate (EV_TOOLTIP (view->link_tooltip));
-                       g_free (msg);
-
-                       ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
-               } else if (location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y)) {
-                       ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
-               } else {
-                       ev_view_set_status (view, NULL);
-                       if (view->cursor == EV_VIEW_CURSOR_LINK ||
-                           view->cursor == EV_VIEW_CURSOR_IBEAM)
-                               ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
-               }
+               handle_link_over_xy (view, event->x, event->y);
                return TRUE;
        }
 
@@ -1688,6 +1701,21 @@ ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing   *event)
            view->cursor == EV_VIEW_CURSOR_IBEAM)
                ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
 
+       if (view->link_tooltip) {
+               view->hovered_link = NULL;
+               ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
+       }
+
+       return FALSE;
+}
+
+static gboolean
+ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing   *event)
+{
+       EvView *view = EV_VIEW (widget);
+
+       handle_link_over_xy (view, event->x, event->y);
+    
        return FALSE;
 }
 
@@ -2072,6 +2100,7 @@ ev_view_class_init (EvViewClass *class)
        widget_class->realize = ev_view_realize;
        widget_class->unrealize = ev_view_unrealize;
        widget_class->scroll_event = ev_view_scroll_event;
+       widget_class->enter_notify_event = ev_view_enter_notify_event;
        widget_class->leave_notify_event = ev_view_leave_notify_event;
        widget_class->style_set = ev_view_style_set;
        gtk_object_class->destroy = ev_view_destroy;
@@ -2978,15 +3007,19 @@ jump_to_find_page (EvView *view, EvViewFindDirection direction)
 gboolean
 ev_view_can_find_next (EvView *view)
 {
-       int n_results = 0;
-
        if (EV_IS_DOCUMENT_FIND (view->document)) {
                EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
+               int i, n_pages;
 
-               n_results = ev_document_find_get_n_results (find, view->current_page);
+               n_pages = ev_page_cache_get_n_pages (view->page_cache);
+               for (i = 0; i < n_pages; i++) {
+                       if (ev_document_find_get_n_results (find, i) > 0) {
+                               return TRUE;
+                       }
+               }
        }
 
-       return n_results > 0;
+       return FALSE;
 }
 
 void
@@ -3540,6 +3573,42 @@ ev_view_show_cursor (EvView *view)
        ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
 }
 
+gboolean
+ev_view_next_page (EvView *view)
+{
+       int page;
+
+       g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
+
+       page = ev_page_cache_get_current_page (view->page_cache);
+       page = ev_view_get_dual_page (view) ? page + 2 : page + 1;
+
+       if (page < ev_page_cache_get_n_pages (view->page_cache)) {
+               ev_page_cache_set_current_page (view->page_cache, page);
+               return TRUE;
+       } else {
+               return FALSE;
+       }
+}
+
+gboolean
+ev_view_previous_page (EvView *view)
+{
+       int page;
+
+       g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
+
+       page = ev_page_cache_get_current_page (view->page_cache);
+       page = ev_view_get_dual_page (view) ? page - 2 : page - 1;
+
+       if (page >= 0) {
+               ev_page_cache_set_current_page (view->page_cache, page);
+               return TRUE;
+       } else {
+               return FALSE;
+       }
+}
+
 /*** Enum description for usage in signal ***/
 
 GType
@@ -3557,4 +3626,3 @@ ev_sizing_mode_get_type (void)
   }
   return etype;
 }
-
Dual-screen mode for evince