More pager improvements. Pager now determines correctly which text is read by the...
[rodin/chimara.git] / libchimara / window.h
1 #ifndef WINDOW_H
2 #define WINDOW_H
3
4 #include <gtk/gtk.h>
5 #include "chimara-glk-private.h"
6 #include "glk.h"
7 #include "gi_dispa.h"
8 #include "stream.h"
9 #include "input.h"
10 #include "style.h"
11 #include "hyperlink.h"
12 #include "mouse.h"
13 #include "graphics.h"
14
15
16 enum InputRequestType
17 {
18         INPUT_REQUEST_NONE,
19         INPUT_REQUEST_CHARACTER,
20         INPUT_REQUEST_CHARACTER_UNICODE,
21         INPUT_REQUEST_LINE,
22         INPUT_REQUEST_LINE_UNICODE
23 };
24
25 /**
26  * glk_window_struct:
27  *
28  * This is an opaque structure (see <link linkend="chimara-Opaque-Structures">
29  * Opaque Structures</link> and should not be accessed directly.
30  */
31 struct glk_window_struct
32 {
33         /*< private >*/
34         glui32 magic, rock;
35         gidispatch_rock_t disprock;
36         /* Pointer to the node in the global tree that contains this window */
37         GNode *window_node;
38         /* Window parameters */
39         glui32 type;
40         /* "widget" is the actual widget with the window's functionality */
41         GtkWidget *widget;
42         /* "frame" is the widget that is the child of the ChimaraGlk container, such 
43         as a scroll window. It may be the same as "widget". */
44         GtkWidget *frame;
45         /* Width and height of the window's size units, in pixels */
46         int unit_width;
47         int unit_height;
48         /* Streams associated with the window */
49         strid_t window_stream;
50         strid_t echo_stream;
51         /* Width and height of the window, in characters (text grids only) */
52         glui32 width;
53         glui32 height;
54         /* Window split data (pair windows only) */
55         winid_t key_window;
56         glui32 split_method;
57         glui32 constraint_size;
58         /* Input request stuff */
59         enum InputRequestType input_request_type;
60         gchar *line_input_buffer;
61         glui32 *line_input_buffer_unicode;
62         glui32 line_input_buffer_max_len;
63         gidispatch_rock_t buffer_rock;
64         gboolean mouse_input_requested;
65         GList *history;
66         GList *history_pos;
67         /* Line input field (text grids only) */
68         glui32 input_length;
69         GtkTextChildAnchor *input_anchor;
70         GtkWidget *input_entry;
71         gulong line_input_entry_changed;
72         /* Signal handlers */
73         gulong char_input_keypress_handler;
74         gulong line_input_keypress_handler;
75         gulong insert_text_handler;
76         gulong tag_event_handler;
77         gulong shutdown_keypress_handler;
78         gulong button_press_event_handler;
79         gulong size_allocate_handler;
80         gulong pager_expose_handler;
81         gulong pager_keypress_handler;
82         gulong pager_adjustment_handler;
83         /* Window buffer */
84         GString *buffer;
85         /* Hyperlinks */
86         GHashTable *hyperlinks;
87         struct hyperlink *current_hyperlink;
88         /* Graphics */
89         glui32 background_color;
90         /* Pager (textbuffer only) */
91         gboolean currently_paging;
92         PangoLayout *pager_layout;
93 };
94
95 #endif