1 /* TUI data manipulation routines.
3 Copyright 1998, 1999, 2000, 2001, 2002, 2004 Free Software
6 Contributed by Hewlett-Packard Company.
8 This file is part of GDB.
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.
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.
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
22 Foundation, Inc., 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
28 #include "tui/tui.h" /* For enum tui_win_type. */
29 #include "gdb_curses.h" /* For WINDOW. */
31 /* This is a point definition. */
37 /* Generic window information */
38 struct tui_gen_win_info
40 WINDOW *handle; /* window handle */
41 enum tui_win_type type; /* type of window */
42 int width; /* window width */
43 int height; /* window height */
44 struct tui_point origin; /* origin of window */
45 void **content; /* content of window */
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. */
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
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
79 /* Strings to display in the TUI status line. */
80 #define PROC_PREFIX "In: "
81 #define LINE_PREFIX "Line: "
82 #define PC_PREFIX "PC: "
83 #define SINGLE_KEY "(SingleKey)"
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
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"
100 /* Scroll direction enum. */
101 enum tui_scroll_direction
110 /* General list struct. */
118 /* The kinds of layouts available */
123 SRC_DISASSEM_COMMAND,
125 DISASSEM_DATA_COMMAND,
129 /* Basic data types that can be displayed in the data window. */
138 /* Types of register displays */
139 enum tui_register_display_type
146 TUI_GENERAL_AND_SPECIAL_REGS
149 /* Structure describing source line or line address */
150 struct tui_line_or_address
152 enum { LOA_LINE, LOA_ADDRESS } loa;
160 /* Current Layout definition */
161 struct tui_layout_def
163 enum tui_win_type display_mode;
165 enum tui_register_display_type regs_display_type;
166 enum tui_register_display_type float_regs_display_type;
169 /* Elements in the Source/Disassembly Window */
170 struct tui_source_element
173 struct tui_line_or_address line_or_addr;
179 /* Elements in the data display window content */
180 struct tui_data_element
183 int item_no; /* the register number, or data display number */
184 enum tui_data_type type;
191 /* Elements in the command window content */
192 struct tui_command_element
198 #define MAX_LOCATOR_ELEMENT_LEN 100
200 /* Elements in the locator window content */
201 struct tui_locator_element
203 char file_name[MAX_LOCATOR_ELEMENT_LEN];
204 char proc_name[MAX_LOCATOR_ELEMENT_LEN];
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
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
222 typedef char tui_exec_info_content[TUI_EXECINFO_SIZE];
224 /* An content element in a window */
225 union tui_which_element
227 struct tui_source_element source; /* the source elements */
228 struct tui_gen_win_info data_window; /* data display elements */
229 struct tui_data_element data; /* elements of data_window */
230 struct tui_command_element command; /* command elements */
231 struct tui_locator_element locator; /* locator elements */
232 tui_exec_info_content simple_string; /* simple char based elements */
235 struct tui_win_element
238 union tui_which_element which_element;
242 /* This describes the content of the window. */
243 typedef struct tui_win_element **tui_win_content;
246 /* This struct defines the specific information about a data display window */
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? */
256 struct reggroup *current_group;
260 struct tui_source_info
262 int has_locator; /* Does locator belongs to this window? */
263 /* Execution information window. */
264 struct tui_gen_win_info *execution_info;
265 int horizontal_offset; /* used for horizontal scroll */
266 struct tui_line_or_address start_line_or_addr;
271 struct tui_command_info
273 int cur_line; /* The current line position */
274 int curch; /* The current cursor position */
279 /* This defines information about each logical window */
282 struct tui_gen_win_info generic; /* general window information */
285 struct tui_source_info source_info;
286 struct tui_data_info data_display_info;
287 struct tui_command_info command_info;
291 int can_highlight; /* Can this window ever be highlighted? */
292 int is_highlighted; /* Is this window highlighted? */
295 extern int tui_win_is_source_type (enum tui_win_type win_type);
296 extern int tui_win_is_auxillary (enum tui_win_type win_type);
297 extern int tui_win_has_locator (struct tui_win_info *win_info);
298 extern void tui_set_win_highlight (struct tui_win_info *win_info,
303 extern struct tui_win_info *(tui_win_list[MAX_MAJOR_WINDOWS]);
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]
310 /* Data Manipulation Functions */
311 extern void tui_initialize_static_data (void);
312 extern struct tui_gen_win_info *tui_alloc_generic_win_info (void);
313 extern struct tui_win_info *tui_alloc_win_info (enum tui_win_type);
314 extern void tui_init_generic_part (struct tui_gen_win_info *);
315 extern void tui_init_win_info (struct tui_win_info *);
316 extern tui_win_content tui_alloc_content (int, enum tui_win_type);
317 extern int tui_add_content_elements (struct tui_gen_win_info *, int);
318 extern void tui_init_content_element (struct tui_win_element *, enum tui_win_type);
319 extern void tui_free_window (struct tui_win_info *);
320 extern void tui_free_win_content (struct tui_gen_win_info *);
321 extern void tui_free_data_content (tui_win_content, int);
322 extern void tui_free_all_source_wins_content (void);
323 extern void tui_del_window (struct tui_win_info *);
324 extern void tui_del_data_windows (tui_win_content, int);
325 extern struct tui_win_info *tui_partial_win_by_name (char *);
326 extern char *tui_win_name (struct tui_gen_win_info *);
327 extern enum tui_layout_type tui_current_layout (void);
328 extern void tui_set_current_layout_to (enum tui_layout_type);
329 extern int tui_term_height (void);
330 extern void tui_set_term_height_to (int);
331 extern int tui_term_width (void);
332 extern void tui_set_term_width_to (int);
333 extern void tui_set_gen_win_origin (struct tui_gen_win_info *, int, int);
334 extern struct tui_gen_win_info *tui_locator_win_info_ptr (void);
335 extern struct tui_gen_win_info *tui_source_exec_info_win_ptr (void);
336 extern struct tui_gen_win_info *tui_disassem_exec_info_win_ptr (void);
337 extern struct tui_list * tui_source_windows (void);
338 extern void tui_clear_source_windows (void);
339 extern void tui_clear_source_windows_detail (void);
340 extern void tui_clear_win_detail (struct tui_win_info * win_info);
341 extern void tui_add_to_source_windows (struct tui_win_info *);
342 extern int tui_default_tab_len (void);
343 extern void tui_set_default_tab_len (int);
344 extern struct tui_win_info *tui_win_with_focus (void);
345 extern void tui_set_win_with_focus (struct tui_win_info *);
346 extern struct tui_layout_def * tui_layout_def (void);
347 extern int tui_win_resized (void);
348 extern void tui_set_win_resized_to (int);
350 extern struct tui_win_info *tui_next_win (struct tui_win_info *);
351 extern struct tui_win_info *tui_prev_win (struct tui_win_info *);
353 extern void tui_add_to_source_windows (struct tui_win_info * win_info);
355 #endif /* TUI_DATA_H */