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