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 /* Autoscrolling */
  40 typedef struct {
  41         gboolean autoscrolling;
  42         guint last_y;
  43         guint start_y;
  44         guint timeout_id;
  45 } AutoScrollInfo;
  46
  47 /* Information for handling selection */
  48 typedef struct {
  49         gboolean in_drag;
  50         GdkPoint start;
  51         gboolean in_selection;
  52         GList *selections;
  53         EvSelectionStyle style;
  54 } SelectionInfo;
  55
  56 /* Information for handling images DND */
  57 typedef struct {
  58         gboolean in_drag;
  59         GdkPoint start;
  60         EvImage *image;
  61 } ImageDNDInfo;
  62
  63 typedef enum {
  64         SCROLL_TO_KEEP_POSITION,
  65         SCROLL_TO_PAGE_POSITION,
  66         SCROLL_TO_CENTER,
  67         SCROLL_TO_FIND_LOCATION,
  68 } PendingScroll;
  69
  70 typedef enum {
  71         EV_VIEW_CURSOR_NORMAL,
  72         EV_VIEW_CURSOR_IBEAM,
  73         EV_VIEW_CURSOR_LINK,
  74         EV_VIEW_CURSOR_WAIT,
  75         EV_VIEW_CURSOR_HIDDEN,
  76         EV_VIEW_CURSOR_DRAG,
  77         EV_VIEW_CURSOR_AUTOSCROLL,
  78 } EvViewCursor;
  79
  80 typedef enum {
  81         EV_PRESENTATION_NORMAL,
  82         EV_PRESENTATION_BLACK,
  83         EV_PRESENTATION_WHITE,
  84         EV_PRESENTATION_END
  85 } EvPresentationState;
  86
  87 struct _EvView {
  88         GtkLayout layout;
  89
  90         EvDocument *document;
  91
  92         char *find_status;
  93         int find_result;
  94         gboolean jump_to_find_result;
  95         gboolean highlight_find_results;
  96
  97         EvPageCache *page_cache;
  98         EvPixbufCache *pixbuf_cache;
  99         EvViewCursor cursor;
 100         EvJobRender *current_job;
 101
 102         /* Scrolling */
 103         GtkAdjustment *hadjustment;
 104         GtkAdjustment *vadjustment;
 105
 106         gint scroll_x;
 107         gint scroll_y;
 108
 109         PendingScroll pending_scroll;
 110         gboolean      pending_resize;
 111         EvPoint       pending_point;
 112
 113         /* Current geometry */
 114
 115         gint start_page;
 116         gint end_page;
 117         gint current_page;
 118
 119         gint rotation;
 120         gdouble scale;
 121         gint spacing;
 122         gdouble dpi;
 123         gdouble max_scale;
 124         gdouble min_scale;
 125
 126         gboolean loading;
 127         gboolean continuous;
 128         gboolean dual_page;
 129         gboolean fullscreen;
 130         gboolean presentation;
 131         EvSizingMode sizing_mode;
 132         cairo_surface_t *loading_text;
 133
 134         /* Presentation */
 135         EvPresentationState presentation_state;
 136         EvSizingMode sizing_mode_saved;
 137         double scale_saved;
 138         guint  trans_timeout_id;
 139
 140         /* Common for button press handling */
 141         int pressed_button;
 142
 143         /* Information for middle clicking and dragging around. */
 144         DragInfo drag_info;
 145
 146         /* Autoscrolling */
 147         AutoScrollInfo scroll_info;
 148
 149         /* Selection */
 150         GdkPoint motion;
 151         guint selection_update_id;
 152         guint selection_scroll_id;
 153
 154         EvViewSelectionMode selection_mode;
 155         SelectionInfo selection_info;
 156
 157         /* Image DND */
 158         ImageDNDInfo image_dnd_info;
 159
 160 #if !GTK_CHECK_VERSION (2, 11, 7)
 161         /* Links */
 162         GtkWidget *link_tooltip;
 163         EvLink *hovered_link;
 164 #endif
 165
 166         /* Goto Popup */
 167         GtkWidget *goto_window;
 168         GtkWidget *goto_entry;
 169 };
 170
 171 struct _EvViewClass {
 172         GtkLayoutClass parent_class;
 173
 174         void    (*binding_activated)      (EvView         *view,
 175                                            EvScrollType   scroll,
 176                                            gboolean        horizontal);
 177         void    (*zoom_invalid)           (EvView         *view);
 178         void    (*handle_link)            (EvView         *view,
 179                                            EvLink         *link);
 180         void    (*external_link)          (EvView         *view,
 181                                            EvLinkAction   *action);
 182         void    (*popup_menu)             (EvView         *view,
 183                                            EvLink         *link);
 184 };
 185
 186 #endif  /* __EV_VIEW_PRIVATE_H__ */
 187