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f377b406 1/* TUI data manipulation routines.
55fb0713 2
6aba47ca 3 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2006, 2007
48426bc2 4 Free Software Foundation, Inc.
55fb0713 5
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6 Contributed by Hewlett-Packard Company.
7
8 This file is part of GDB.
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
88d83552
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22 Foundation, Inc., 51 Franklin Street, Fifth Floor,
23 Boston, MA 02110-1301, USA. */
f377b406 24
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25#ifndef TUI_DATA_H
26#define TUI_DATA_H
27
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28#include "tui/tui.h" /* For enum tui_win_type. */
29#include "gdb_curses.h" /* For WINDOW. */
30
31/* This is a point definition. */
32struct tui_point
33{
34 int x, y;
35};
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36
37/* Generic window information */
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38struct tui_gen_win_info
39{
40 WINDOW *handle; /* window handle */
22940a24 41 enum tui_win_type type; /* type of window */
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42 int width; /* window width */
43 int height; /* window height */
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44 struct tui_point origin; /* origin of window */
45 void **content; /* content of window */
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46 int content_size; /* Size of content (# of elements) */
47 int content_in_use; /* Can it be used, or is it already used? */
48 int viewport_height; /* viewport height */
49 int last_visible_line; /* index of last visible line */
50 int is_visible; /* whether the window is visible or not */
51 char *title; /* Window title to display. */
2a8854a7 52};
2a5127c4 53
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54/* Constant definitions */
55#define DEFAULT_TAB_LEN 8
56#define NO_SRC_STRING "[ No Source Available ]"
57#define NO_DISASSEM_STRING "[ No Assembly Available ]"
58#define NO_REGS_STRING "[ Register Values Unavailable ]"
59#define NO_DATA_STRING "[ No Data Values Displayed ]"
60#define MAX_CONTENT_COUNT 100
61#define SRC_NAME "SRC"
62#define CMD_NAME "CMD"
63#define DATA_NAME "REGS"
64#define DISASSEM_NAME "ASM"
65#define TUI_NULL_STR ""
66#define DEFAULT_HISTORY_COUNT 25
67#define BOX_WINDOW TRUE
68#define DONT_BOX_WINDOW FALSE
69#define HILITE TRUE
70#define NO_HILITE FALSE
71#define WITH_LOCATOR TRUE
72#define NO_LOCATOR FALSE
73#define EMPTY_SOURCE_PROMPT TRUE
74#define NO_EMPTY_SOURCE_PROMPT FALSE
75#define UNDEFINED_ITEM -1
76#define MIN_WIN_HEIGHT 3
77#define MIN_CMD_WIN_HEIGHT 3
78
50265402 79/* Strings to display in the TUI status line. */
50265402 80#define PROC_PREFIX "In: "
c906108c 81#define LINE_PREFIX "Line: "
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82#define PC_PREFIX "PC: "
83#define SINGLE_KEY "(SingleKey)"
84
85/* Minimum/Maximum length of some fields displayed in the TUI status line. */
86#define MIN_LINE_WIDTH 4 /* Use at least 4 digits for line numbers. */
87#define MIN_PROC_WIDTH 12
88#define MAX_TARGET_WIDTH 10
89#define MAX_PID_WIDTH 14
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90
91#define TUI_FLOAT_REGS_NAME "$FREGS"
92#define TUI_FLOAT_REGS_NAME_LOWER "$fregs"
93#define TUI_GENERAL_REGS_NAME "$GREGS"
94#define TUI_GENERAL_REGS_NAME_LOWER "$gregs"
95#define TUI_SPECIAL_REGS_NAME "$SREGS"
96#define TUI_SPECIAL_REGS_NAME_LOWER "$sregs"
97#define TUI_GENERAL_SPECIAL_REGS_NAME "$REGS"
98#define TUI_GENERAL_SPECIAL_REGS_NAME_LOWER "$regs"
99
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100/* Scroll direction enum. */
101enum tui_scroll_direction
102{
103 FORWARD_SCROLL,
104 BACKWARD_SCROLL,
105 LEFT_SCROLL,
106 RIGHT_SCROLL
107};
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108
109
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110/* General list struct. */
111struct tui_list
112{
96c1eda2 113 struct tui_win_info **list;
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114 int count;
115};
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116
117
118/* The kinds of layouts available */
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119enum tui_layout_type
120{
121 SRC_COMMAND,
122 DISASSEM_COMMAND,
123 SRC_DISASSEM_COMMAND,
124 SRC_DATA_COMMAND,
125 DISASSEM_DATA_COMMAND,
126 UNDEFINED_LAYOUT
127};
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128
129/* Basic data types that can be displayed in the data window. */
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130enum tui_data_type
131{
132 TUI_REGISTER,
133 TUI_SCALAR,
134 TUI_COMPLEX,
135 TUI_STRUCT
136};
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137
138/* Types of register displays */
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139enum tui_register_display_type
140{
141 TUI_UNDEFINED_REGS,
142 TUI_GENERAL_REGS,
143 TUI_SFLOAT_REGS,
144 TUI_DFLOAT_REGS,
145 TUI_SPECIAL_REGS,
146 TUI_GENERAL_AND_SPECIAL_REGS
147};
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148
149/* Structure describing source line or line address */
362c05fe 150struct tui_line_or_address
2a8854a7 151{
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152 enum { LOA_LINE, LOA_ADDRESS } loa;
153 union
154 {
155 int line_no;
156 CORE_ADDR addr;
157 } u;
2a8854a7 158};
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159
160/* Current Layout definition */
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161struct tui_layout_def
162{
6d012f14 163 enum tui_win_type display_mode;
2a8854a7 164 int split;
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165 enum tui_register_display_type regs_display_type;
166 enum tui_register_display_type float_regs_display_type;
2a8854a7 167};
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168
169/* Elements in the Source/Disassembly Window */
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170struct tui_source_element
171{
172 char *line;
362c05fe 173 struct tui_line_or_address line_or_addr;
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174 int is_exec_point;
175 int has_break;
2a8854a7 176};
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177
178
179/* Elements in the data display window content */
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180struct tui_data_element
181{
182 const char *name;
6d012f14 183 int item_no; /* the register number, or data display number */
2a8854a7 184 enum tui_data_type type;
22940a24 185 void *value;
2a8854a7 186 int highlight;
10f59415 187 char *content;
2a8854a7 188};
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189
190
191/* Elements in the command window content */
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192struct tui_command_element
193{
194 char *line;
195};
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196
197
198#define MAX_LOCATOR_ELEMENT_LEN 100
199
200/* Elements in the locator window content */
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201struct tui_locator_element
202{
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203 char file_name[MAX_LOCATOR_ELEMENT_LEN];
204 char proc_name[MAX_LOCATOR_ELEMENT_LEN];
205 int line_no;
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206 CORE_ADDR addr;
207};
c906108c 208
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209/* Flags to tell what kind of breakpoint is at current line. */
210#define TUI_BP_ENABLED 0x01
211#define TUI_BP_DISABLED 0x02
212#define TUI_BP_HIT 0x04
213#define TUI_BP_CONDITIONAL 0x08
214#define TUI_BP_HARDWARE 0x10
215
216/* Position of breakpoint markers in the exec info string. */
217#define TUI_BP_HIT_POS 0
218#define TUI_BP_BREAK_POS 1
219#define TUI_EXEC_POS 2
220#define TUI_EXECINFO_SIZE 4
221
2a8854a7 222typedef char tui_exec_info_content[TUI_EXECINFO_SIZE];
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223
224/* An content element in a window */
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225union tui_which_element
226{
227 struct tui_source_element source; /* the source elements */
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228 struct tui_gen_win_info data_window; /* data display elements */
229 struct tui_data_element data; /* elements of data_window */
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230 struct tui_command_element command; /* command elements */
231 struct tui_locator_element locator; /* locator elements */
6d012f14 232 tui_exec_info_content simple_string; /* simple char based elements */
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233};
234
235struct tui_win_element
236{
237 int highlight;
6d012f14 238 union tui_which_element which_element;
2a8854a7 239};
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240
241
242/* This describes the content of the window. */
2a8854a7 243typedef struct tui_win_element **tui_win_content;
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244
245
246/* This struct defines the specific information about a data display window */
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247struct tui_data_info
248{
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249 tui_win_content data_content; /* start of data display content */
250 int data_content_count;
251 tui_win_content regs_content; /* start of regs display content */
252 int regs_content_count;
253 enum tui_register_display_type regs_display_type;
254 int regs_column_count;
255 int display_regs; /* Should regs be displayed at all? */
10f59415 256 struct reggroup *current_group;
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257};
258
259
260struct tui_source_info
261{
6d012f14 262 int has_locator; /* Does locator belongs to this window? */
2a8854a7 263 /* Execution information window. */
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264 struct tui_gen_win_info *execution_info;
265 int horizontal_offset; /* used for horizontal scroll */
362c05fe 266 struct tui_line_or_address start_line_or_addr;
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267 char* filename;
268};
269
270
271struct tui_command_info
272{
6d012f14 273 int cur_line; /* The current line position */
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274 int curch; /* The current cursor position */
275 int start_line;
276};
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277
278
279/* This defines information about each logical window */
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280struct tui_win_info
281{
282 struct tui_gen_win_info generic; /* general window information */
283 union
c5aa993b 284 {
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285 struct tui_source_info source_info;
286 struct tui_data_info data_display_info;
287 struct tui_command_info command_info;
22940a24 288 void *opaque;
c5aa993b 289 }
2a8854a7 290 detail;
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291 int can_highlight; /* Can this window ever be highlighted? */
292 int is_highlighted; /* Is this window highlighted? */
2a8854a7 293};
c906108c 294
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295extern int tui_win_is_source_type (enum tui_win_type win_type);
296extern int tui_win_is_auxillary (enum tui_win_type win_type);
297extern int tui_win_has_locator (struct tui_win_info *win_info);
298extern void tui_set_win_highlight (struct tui_win_info *win_info,
299 int highlight);
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300
301
302/* Global Data */
6d012f14 303extern struct tui_win_info *(tui_win_list[MAX_MAJOR_WINDOWS]);
c906108c 304
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305#define TUI_SRC_WIN tui_win_list[SRC_WIN]
306#define TUI_DISASM_WIN tui_win_list[DISASSEM_WIN]
307#define TUI_DATA_WIN tui_win_list[DATA_WIN]
308#define TUI_CMD_WIN tui_win_list[CMD_WIN]
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309
310/* Data Manipulation Functions */
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311extern void tui_initialize_static_data (void);
312extern struct tui_gen_win_info *tui_alloc_generic_win_info (void);
22940a24 313extern struct tui_win_info *tui_alloc_win_info (enum tui_win_type);
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314extern void tui_init_generic_part (struct tui_gen_win_info *);
315extern void tui_init_win_info (struct tui_win_info *);
2a8854a7 316extern tui_win_content tui_alloc_content (int, enum tui_win_type);
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317extern int tui_add_content_elements (struct tui_gen_win_info *, int);
318extern void tui_init_content_element (struct tui_win_element *, enum tui_win_type);
319extern void tui_free_window (struct tui_win_info *);
320extern void tui_free_win_content (struct tui_gen_win_info *);
2a8854a7 321extern void tui_free_data_content (tui_win_content, int);
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322extern void tui_free_all_source_wins_content (void);
323extern void tui_del_window (struct tui_win_info *);
2a8854a7 324extern void tui_del_data_windows (tui_win_content, int);
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325extern struct tui_win_info *tui_partial_win_by_name (char *);
326extern char *tui_win_name (struct tui_gen_win_info *);
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327extern enum tui_layout_type tui_current_layout (void);
328extern void tui_set_current_layout_to (enum tui_layout_type);
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329extern int tui_term_height (void);
330extern void tui_set_term_height_to (int);
331extern int tui_term_width (void);
332extern void tui_set_term_width_to (int);
333extern void tui_set_gen_win_origin (struct tui_gen_win_info *, int, int);
334extern struct tui_gen_win_info *tui_locator_win_info_ptr (void);
335extern struct tui_gen_win_info *tui_source_exec_info_win_ptr (void);
336extern struct tui_gen_win_info *tui_disassem_exec_info_win_ptr (void);
2a8854a7 337extern struct tui_list * tui_source_windows (void);
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338extern void tui_clear_source_windows (void);
339extern void tui_clear_source_windows_detail (void);
6d012f14 340extern void tui_clear_win_detail (struct tui_win_info * win_info);
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341extern void tui_add_to_source_windows (struct tui_win_info *);
342extern int tui_default_tab_len (void);
343extern void tui_set_default_tab_len (int);
344extern struct tui_win_info *tui_win_with_focus (void);
345extern void tui_set_win_with_focus (struct tui_win_info *);
2a8854a7 346extern struct tui_layout_def * tui_layout_def (void);
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347extern int tui_win_resized (void);
348extern void tui_set_win_resized_to (int);
349
350extern struct tui_win_info *tui_next_win (struct tui_win_info *);
351extern struct tui_win_info *tui_prev_win (struct tui_win_info *);
352
6d012f14 353extern void tui_add_to_source_windows (struct tui_win_info * win_info);
c7c228ed 354
c906108c 355#endif /* TUI_DATA_H */