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 #include "ev-image.h"
  28 #include "ev-form-field.h"
  29 #include "ev-selection.h"
  30
  31 /* Information for middle clicking and moving around the doc */
  32 typedef struct {
  33         gboolean in_drag;
  34         GdkPoint start;
  35         gdouble hadj;
  36         gdouble vadj;
  37 } DragInfo;
  38
  39 /* Information for handling selection */
  40 typedef struct {
  41         gboolean in_drag;
  42         GdkPoint start;
  43         gboolean in_selection;
  44         GList *selections;
  45         EvSelectionStyle style;
  46 } SelectionInfo;
  47
  48 /* Information for handling images DND */
  49 typedef struct {
  50         gboolean in_drag;
  51         GdkPoint start;
  52         EvImage *image;
  53 } ImageDNDInfo;
  54
  55 typedef enum {
  56         SCROLL_TO_KEEP_POSITION,
  57         SCROLL_TO_PAGE_POSITION,
  58         SCROLL_TO_CENTER,
  59         SCROLL_TO_FIND_LOCATION,
  60 } PendingScroll;
  61
  62 typedef enum {
  63         EV_VIEW_CURSOR_NORMAL,
  64         EV_VIEW_CURSOR_IBEAM,
  65         EV_VIEW_CURSOR_LINK,
  66         EV_VIEW_CURSOR_WAIT,
  67         EV_VIEW_CURSOR_HIDDEN,
  68         EV_VIEW_CURSOR_DRAG
  69 } EvViewCursor;
  70
  71 typedef enum {
  72         EV_PRESENTATION_NORMAL,
  73         EV_PRESENTATION_BLACK,
  74         EV_PRESENTATION_WHITE,
  75         EV_PRESENTATION_END
  76 } EvPresentationState;
  77
  78 struct _EvView {
  79         GtkLayout layout;
  80
  81         EvDocument *document;
  82
  83         char *find_status;
  84         int find_result;
  85         gboolean jump_to_find_result;
  86         gboolean highlight_find_results;
  87
  88         EvPageCache *page_cache;
  89         EvPixbufCache *pixbuf_cache;
  90         EvViewCursor cursor;
  91         EvJobRender *current_job;
  92
  93         /* Scrolling */
  94         GtkAdjustment *hadjustment;
  95         GtkAdjustment *vadjustment;
  96
  97         gint scroll_x;
  98         gint scroll_y;
  99
 100         PendingScroll pending_scroll;
 101         gboolean      pending_resize;
 102         EvPoint       pending_point;
 103
 104         /* Current geometry */
 105
 106         gint start_page;
 107         gint end_page;
 108         gint current_page;
 109
 110         gint rotation;
 111         gdouble scale;
 112         gint spacing;
 113         gdouble dpi;
 114         gdouble max_scale;
 115         gdouble min_scale;
 116
 117         gboolean loading;
 118         gboolean continuous;
 119         gboolean dual_page;
 120         gboolean fullscreen;
 121         gboolean presentation;
 122         EvSizingMode sizing_mode;
 123         cairo_surface_t *loading_text;
 124
 125         /* Presentation */
 126         EvPresentationState presentation_state;
 127         EvSizingMode sizing_mode_saved;
 128         double scale_saved;
 129         guint  trans_timeout_id;
 130
 131         /* Common for button press handling */
 132         int pressed_button;
 133
 134         /* Information for middle clicking and dragging around. */
 135         DragInfo drag_info;
 136
 137         /* Selection */
 138         GdkPoint motion;
 139         guint selection_update_id;
 140         guint selection_scroll_id;
 141
 142         EvViewSelectionMode selection_mode;
 143         SelectionInfo selection_info;
 144
 145         /* Image DND */
 146         ImageDNDInfo image_dnd_info;
 147
 148 #if !GTK_CHECK_VERSION (2, 11, 7)
 149         /* Links */
 150         GtkWidget *link_tooltip;
 151         EvLink *hovered_link;
 152 #endif
 153
 154         /* Goto Popup */
 155         GtkWidget *goto_window;
 156         GtkWidget *goto_entry;
 157 };
 158
 159 struct _EvViewClass {
 160         GtkLayoutClass parent_class;
 161
 162         void    (*binding_activated)      (EvView         *view,
 163                                            EvScrollType   scroll,
 164                                            gboolean        horizontal);
 165         void    (*zoom_invalid)           (EvView         *view);
 166         void    (*handle_link)            (EvView         *view,
 167                                            EvLink         *link);
 168         void    (*external_link)          (EvView         *view,
 169                                            EvLinkAction   *action);
 170         void    (*popup_menu)             (EvView         *view,
 171                                            EvLink         *link);
 172 };
 173
 174 #endif  /* __EV_VIEW_PRIVATE_H__ */
 175