shell/ev-view-private.h

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
   2 /* this file is part of evince, a gnome document viewer
   3  *
   4  *  Copyright (C) 2004 Red Hat, Inc
   5  *
   6  * Evince is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Evince is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 #ifndef __EV_VIEW_PRIVATE_H__
  22 #define __EV_VIEW_PRIVATE_H__
  23
  24 #include "ev-view.h"
  25 #include "ev-pixbuf-cache.h"
  26 #include "ev-page-cache.h"
  27
  28 /* Information for middle clicking and moving around the doc */
  29 typedef struct {
  30         gboolean in_drag;
  31         GdkPoint start;
  32         gdouble hadj;
  33         gdouble vadj;
  34 } DragInfo;
  35
  36 /* Information for handling selection */
  37 typedef struct {
  38         gboolean in_drag;
  39         GdkPoint start;
  40         gboolean in_selection;
  41         GList *selections;
  42 } SelectionInfo;
  43
  44 typedef enum {
  45         SCROLL_TO_KEEP_POSITION,
  46         SCROLL_TO_PAGE_POSITION,
  47         SCROLL_TO_CENTER,
  48         SCROLL_TO_FIND_LOCATION,
  49 } PendingScroll;
  50
  51 typedef enum {
  52         EV_VIEW_CURSOR_NORMAL,
  53         EV_VIEW_CURSOR_IBEAM,
  54         EV_VIEW_CURSOR_LINK,
  55         EV_VIEW_CURSOR_WAIT,
  56         EV_VIEW_CURSOR_HIDDEN,
  57         EV_VIEW_CURSOR_DRAG
  58 } EvViewCursor;
  59
  60 typedef enum {
  61         EV_PRESENTATION_NORMAL,
  62         EV_PRESENTATION_BLACK,
  63         EV_PRESENTATION_WHITE,
  64         EV_PRESENTATION_END
  65 } EvPresentationState;
  66
  67 struct _EvView {
  68         GtkWidget parent_instance;
  69
  70         EvDocument *document;
  71
  72         char *status;
  73         char *find_status;
  74         int find_result;
  75         gboolean jump_to_find_result;
  76
  77         EvPageCache *page_cache;
  78         EvPixbufCache *pixbuf_cache;
  79         EvViewCursor cursor;
  80         EvJobRender *current_job;
  81
  82         /* Scrolling */
  83         GtkAdjustment *hadjustment;
  84         GtkAdjustment *vadjustment;
  85
  86         gint scroll_x;
  87         gint scroll_y;
  88
  89         PendingScroll pending_scroll;
  90         gboolean      pending_resize;
  91         EvPoint       pending_point;
  92
  93         /* Current geometry */
  94
  95         gint start_page;
  96         gint end_page;
  97         gint current_page;
  98
  99         int rotation;
 100         double scale;
 101         int spacing;
 102
 103         gboolean loading;
 104         gboolean continuous;
 105         gboolean dual_page;
 106         gboolean fullscreen;
 107         gboolean presentation;
 108         EvPresentationState presentation_state;
 109         EvSizingMode sizing_mode;
 110
 111         /* Common for button press handling */
 112         int pressed_button;
 113
 114         /* Information for middle clicking and dragging around. */
 115         DragInfo drag_info;
 116
 117         /* Selection */
 118         GdkPoint motion;
 119         guint selection_update_id;
 120         guint selection_scroll_id;
 121
 122         EvViewSelectionMode selection_mode;
 123         SelectionInfo selection_info;
 124
 125         /* Links */
 126         GtkWidget *link_tooltip;
 127         EvLink *hovered_link;
 128 };
 129
 130 struct _EvViewClass {
 131         GtkWidgetClass parent_class;
 132
 133         void    (*set_scroll_adjustments) (EvView         *view,
 134                                            GtkAdjustment  *hadjustment,
 135                                            GtkAdjustment  *vadjustment);
 136         void    (*binding_activated)      (EvView         *view,
 137                                            EvScrollType   scroll,
 138                                            gboolean        horizontal);
 139         void    (*zoom_invalid)           (EvView         *view);
 140         void    (*external_link)          (EvView         *view,
 141                                            EvLinkAction   *action);
 142         void    (*popup_menu)             (EvView         *view,
 143                                            EvLink         *link);
 144 };
 145
 146 #endif  /* __EV_VIEW_PRIVATE_H__ */
 147