1130803Smarcel/* TUI window generic functions. 2130803Smarcel 3130803Smarcel Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software 4130803Smarcel Foundation, Inc. 5130803Smarcel 6130803Smarcel Contributed by Hewlett-Packard Company. 7130803Smarcel 8130803Smarcel This file is part of GDB. 9130803Smarcel 10130803Smarcel This program is free software; you can redistribute it and/or modify 11130803Smarcel it under the terms of the GNU General Public License as published by 12130803Smarcel the Free Software Foundation; either version 2 of the License, or 13130803Smarcel (at your option) any later version. 14130803Smarcel 15130803Smarcel This program is distributed in the hope that it will be useful, 16130803Smarcel but WITHOUT ANY WARRANTY; without even the implied warranty of 17130803Smarcel MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18130803Smarcel GNU General Public License for more details. 19130803Smarcel 20130803Smarcel You should have received a copy of the GNU General Public License 21130803Smarcel along with this program; if not, write to the Free Software 22130803Smarcel Foundation, Inc., 59 Temple Place - Suite 330, 23130803Smarcel Boston, MA 02111-1307, USA. */ 24130803Smarcel 25130803Smarcel/* This module contains procedures for handling tui window functions 26130803Smarcel like resize, scrolling, scrolling, changing focus, etc. 27130803Smarcel 28130803Smarcel Author: Susan B. Macchia */ 29130803Smarcel 30130803Smarcel#include "defs.h" 31130803Smarcel#include "command.h" 32130803Smarcel#include "symtab.h" 33130803Smarcel#include "breakpoint.h" 34130803Smarcel#include "frame.h" 35130803Smarcel#include "cli/cli-cmds.h" 36130803Smarcel#include "top.h" 37130803Smarcel#include "source.h" 38130803Smarcel 39130803Smarcel#include "tui/tui.h" 40130803Smarcel#include "tui/tui-data.h" 41130803Smarcel#include "tui/tui-wingeneral.h" 42130803Smarcel#include "tui/tui-stack.h" 43130803Smarcel#include "tui/tui-regs.h" 44130803Smarcel#include "tui/tui-disasm.h" 45130803Smarcel#include "tui/tui-source.h" 46130803Smarcel#include "tui/tui-winsource.h" 47130803Smarcel#include "tui/tui-windata.h" 48130803Smarcel 49130803Smarcel#include "gdb_curses.h" 50130803Smarcel 51130803Smarcel#include "gdb_string.h" 52130803Smarcel#include <ctype.h> 53130803Smarcel#include "readline/readline.h" 54130803Smarcel 55130803Smarcel/******************************* 56130803Smarcel** Static Local Decls 57130803Smarcel********************************/ 58130803Smarcelstatic void make_visible_with_new_height (struct tui_win_info *); 59130803Smarcelstatic void make_invisible_and_set_new_height (struct tui_win_info *, int); 60130803Smarcelstatic enum tui_status tui_adjust_win_heights (struct tui_win_info *, int); 61130803Smarcelstatic int new_height_ok (struct tui_win_info *, int); 62130803Smarcelstatic void tui_set_tab_width_command (char *, int); 63130803Smarcelstatic void tui_refresh_all_command (char *, int); 64130803Smarcelstatic void tui_set_win_height_command (char *, int); 65130803Smarcelstatic void tui_xdb_set_win_height_command (char *, int); 66130803Smarcelstatic void tui_all_windows_info (char *, int); 67130803Smarcelstatic void tui_set_focus_command (char *, int); 68130803Smarcelstatic void tui_scroll_forward_command (char *, int); 69130803Smarcelstatic void tui_scroll_backward_command (char *, int); 70130803Smarcelstatic void tui_scroll_left_command (char *, int); 71130803Smarcelstatic void tui_scroll_right_command (char *, int); 72130803Smarcelstatic void parse_scrolling_args (char *, struct tui_win_info * *, int *); 73130803Smarcel 74130803Smarcel 75130803Smarcel/*************************************** 76130803Smarcel** DEFINITIONS 77130803Smarcel***************************************/ 78130803Smarcel#define WIN_HEIGHT_USAGE "Usage: winheight <win_name> [+ | -] <#lines>\n" 79130803Smarcel#define XDBWIN_HEIGHT_USAGE "Usage: w <#lines>\n" 80130803Smarcel#define FOCUS_USAGE "Usage: focus {<win> | next | prev}\n" 81130803Smarcel 82130803Smarcel/*************************************** 83130803Smarcel** PUBLIC FUNCTIONS 84130803Smarcel***************************************/ 85130803Smarcel 86130803Smarcel#ifndef ACS_LRCORNER 87130803Smarcel# define ACS_LRCORNER '+' 88130803Smarcel#endif 89130803Smarcel#ifndef ACS_LLCORNER 90130803Smarcel# define ACS_LLCORNER '+' 91130803Smarcel#endif 92130803Smarcel#ifndef ACS_ULCORNER 93130803Smarcel# define ACS_ULCORNER '+' 94130803Smarcel#endif 95130803Smarcel#ifndef ACS_URCORNER 96130803Smarcel# define ACS_URCORNER '+' 97130803Smarcel#endif 98130803Smarcel#ifndef ACS_HLINE 99130803Smarcel# define ACS_HLINE '-' 100130803Smarcel#endif 101130803Smarcel#ifndef ACS_VLINE 102130803Smarcel# define ACS_VLINE '|' 103130803Smarcel#endif 104130803Smarcel 105130803Smarcel/* Possible values for tui-border-kind variable. */ 106130803Smarcelstatic const char *tui_border_kind_enums[] = { 107130803Smarcel "space", 108130803Smarcel "ascii", 109130803Smarcel "acs", 110130803Smarcel NULL 111130803Smarcel}; 112130803Smarcel 113130803Smarcel/* Possible values for tui-border-mode and tui-active-border-mode. */ 114130803Smarcelstatic const char *tui_border_mode_enums[] = { 115130803Smarcel "normal", 116130803Smarcel "standout", 117130803Smarcel "reverse", 118130803Smarcel "half", 119130803Smarcel "half-standout", 120130803Smarcel "bold", 121130803Smarcel "bold-standout", 122130803Smarcel NULL 123130803Smarcel}; 124130803Smarcel 125130803Smarcelstruct tui_translate 126130803Smarcel{ 127130803Smarcel const char *name; 128130803Smarcel int value; 129130803Smarcel}; 130130803Smarcel 131130803Smarcel/* Translation table for border-mode variables. 132130803Smarcel The list of values must be terminated by a NULL. 133130803Smarcel After the NULL value, an entry defines the default. */ 134130803Smarcelstruct tui_translate tui_border_mode_translate[] = { 135130803Smarcel { "normal", A_NORMAL }, 136130803Smarcel { "standout", A_STANDOUT }, 137130803Smarcel { "reverse", A_REVERSE }, 138130803Smarcel { "half", A_DIM }, 139130803Smarcel { "half-standout", A_DIM | A_STANDOUT }, 140130803Smarcel { "bold", A_BOLD }, 141130803Smarcel { "bold-standout", A_BOLD | A_STANDOUT }, 142130803Smarcel { 0, 0 }, 143130803Smarcel { "normal", A_NORMAL } 144130803Smarcel}; 145130803Smarcel 146130803Smarcel/* Translation tables for border-kind, one for each border 147130803Smarcel character (see wborder, border curses operations). 148130803Smarcel -1 is used to indicate the ACS because ACS characters 149130803Smarcel are determined at run time by curses (depends on terminal). */ 150130803Smarcelstruct tui_translate tui_border_kind_translate_vline[] = { 151130803Smarcel { "space", ' ' }, 152130803Smarcel { "ascii", '|' }, 153130803Smarcel { "acs", -1 }, 154130803Smarcel { 0, 0 }, 155130803Smarcel { "ascii", '|' } 156130803Smarcel}; 157130803Smarcel 158130803Smarcelstruct tui_translate tui_border_kind_translate_hline[] = { 159130803Smarcel { "space", ' ' }, 160130803Smarcel { "ascii", '-' }, 161130803Smarcel { "acs", -1 }, 162130803Smarcel { 0, 0 }, 163130803Smarcel { "ascii", '-' } 164130803Smarcel}; 165130803Smarcel 166130803Smarcelstruct tui_translate tui_border_kind_translate_ulcorner[] = { 167130803Smarcel { "space", ' ' }, 168130803Smarcel { "ascii", '+' }, 169130803Smarcel { "acs", -1 }, 170130803Smarcel { 0, 0 }, 171130803Smarcel { "ascii", '+' } 172130803Smarcel}; 173130803Smarcel 174130803Smarcelstruct tui_translate tui_border_kind_translate_urcorner[] = { 175130803Smarcel { "space", ' ' }, 176130803Smarcel { "ascii", '+' }, 177130803Smarcel { "acs", -1 }, 178130803Smarcel { 0, 0 }, 179130803Smarcel { "ascii", '+' } 180130803Smarcel}; 181130803Smarcel 182130803Smarcelstruct tui_translate tui_border_kind_translate_llcorner[] = { 183130803Smarcel { "space", ' ' }, 184130803Smarcel { "ascii", '+' }, 185130803Smarcel { "acs", -1 }, 186130803Smarcel { 0, 0 }, 187130803Smarcel { "ascii", '+' } 188130803Smarcel}; 189130803Smarcel 190130803Smarcelstruct tui_translate tui_border_kind_translate_lrcorner[] = { 191130803Smarcel { "space", ' ' }, 192130803Smarcel { "ascii", '+' }, 193130803Smarcel { "acs", -1 }, 194130803Smarcel { 0, 0 }, 195130803Smarcel { "ascii", '+' } 196130803Smarcel}; 197130803Smarcel 198130803Smarcel 199130803Smarcel/* Tui configuration variables controlled with set/show command. */ 200130803Smarcelconst char *tui_active_border_mode = "bold-standout"; 201130803Smarcelconst char *tui_border_mode = "normal"; 202130803Smarcelconst char *tui_border_kind = "acs"; 203130803Smarcel 204130803Smarcel/* Tui internal configuration variables. These variables are 205130803Smarcel updated by tui_update_variables to reflect the tui configuration 206130803Smarcel variables. */ 207130803Smarcelchtype tui_border_vline; 208130803Smarcelchtype tui_border_hline; 209130803Smarcelchtype tui_border_ulcorner; 210130803Smarcelchtype tui_border_urcorner; 211130803Smarcelchtype tui_border_llcorner; 212130803Smarcelchtype tui_border_lrcorner; 213130803Smarcel 214130803Smarcelint tui_border_attrs; 215130803Smarcelint tui_active_border_attrs; 216130803Smarcel 217130803Smarcel/* Identify the item in the translation table. 218130803Smarcel When the item is not recognized, use the default entry. */ 219130803Smarcelstatic struct tui_translate * 220130803Smarceltranslate (const char *name, struct tui_translate *table) 221130803Smarcel{ 222130803Smarcel while (table->name) 223130803Smarcel { 224130803Smarcel if (name && strcmp (table->name, name) == 0) 225130803Smarcel return table; 226130803Smarcel table++; 227130803Smarcel } 228130803Smarcel 229130803Smarcel /* Not found, return default entry. */ 230130803Smarcel table++; 231130803Smarcel return table; 232130803Smarcel} 233130803Smarcel 234130803Smarcel/* Update the tui internal configuration according to gdb settings. 235130803Smarcel Returns 1 if the configuration has changed and the screen should 236130803Smarcel be redrawn. */ 237130803Smarcelint 238130803Smarceltui_update_variables (void) 239130803Smarcel{ 240130803Smarcel int need_redraw = 0; 241130803Smarcel struct tui_translate *entry; 242130803Smarcel 243130803Smarcel entry = translate (tui_border_mode, tui_border_mode_translate); 244130803Smarcel if (tui_border_attrs != entry->value) 245130803Smarcel { 246130803Smarcel tui_border_attrs = entry->value; 247130803Smarcel need_redraw = 1; 248130803Smarcel } 249130803Smarcel entry = translate (tui_active_border_mode, tui_border_mode_translate); 250130803Smarcel if (tui_active_border_attrs != entry->value) 251130803Smarcel { 252130803Smarcel tui_active_border_attrs = entry->value; 253130803Smarcel need_redraw = 1; 254130803Smarcel } 255130803Smarcel 256130803Smarcel /* If one corner changes, all characters are changed. 257130803Smarcel Only check the first one. The ACS characters are determined at 258130803Smarcel run time by curses terminal management. */ 259130803Smarcel entry = translate (tui_border_kind, tui_border_kind_translate_lrcorner); 260130803Smarcel if (tui_border_lrcorner != (chtype) entry->value) 261130803Smarcel { 262130803Smarcel tui_border_lrcorner = (entry->value < 0) ? ACS_LRCORNER : entry->value; 263130803Smarcel need_redraw = 1; 264130803Smarcel } 265130803Smarcel entry = translate (tui_border_kind, tui_border_kind_translate_llcorner); 266130803Smarcel tui_border_llcorner = (entry->value < 0) ? ACS_LLCORNER : entry->value; 267130803Smarcel 268130803Smarcel entry = translate (tui_border_kind, tui_border_kind_translate_ulcorner); 269130803Smarcel tui_border_ulcorner = (entry->value < 0) ? ACS_ULCORNER : entry->value; 270130803Smarcel 271130803Smarcel entry = translate (tui_border_kind, tui_border_kind_translate_urcorner); 272130803Smarcel tui_border_urcorner = (entry->value < 0) ? ACS_URCORNER : entry->value; 273130803Smarcel 274130803Smarcel entry = translate (tui_border_kind, tui_border_kind_translate_hline); 275130803Smarcel tui_border_hline = (entry->value < 0) ? ACS_HLINE : entry->value; 276130803Smarcel 277130803Smarcel entry = translate (tui_border_kind, tui_border_kind_translate_vline); 278130803Smarcel tui_border_vline = (entry->value < 0) ? ACS_VLINE : entry->value; 279130803Smarcel 280130803Smarcel return need_redraw; 281130803Smarcel} 282130803Smarcel 283130803Smarcelstatic void 284130803Smarcelset_tui_cmd (char *args, int from_tty) 285130803Smarcel{ 286130803Smarcel} 287130803Smarcel 288130803Smarcelstatic void 289130803Smarcelshow_tui_cmd (char *args, int from_tty) 290130803Smarcel{ 291130803Smarcel} 292130803Smarcel 293130803Smarcelstatic struct cmd_list_element *tuilist; 294130803Smarcel 295130803Smarcelstatic void 296130803Smarceltui_command (char *args, int from_tty) 297130803Smarcel{ 298130803Smarcel printf_unfiltered ("\"tui\" must be followed by the name of a " 299130803Smarcel "tui command.\n"); 300130803Smarcel help_list (tuilist, "tui ", -1, gdb_stdout); 301130803Smarcel} 302130803Smarcel 303130803Smarcelstruct cmd_list_element ** 304130803Smarceltui_get_cmd_list () 305130803Smarcel{ 306130803Smarcel if (tuilist == 0) 307130803Smarcel add_prefix_cmd ("tui", class_tui, tui_command, 308130803Smarcel "Text User Interface commands.", 309130803Smarcel &tuilist, "tui ", 0, &cmdlist); 310130803Smarcel return &tuilist; 311130803Smarcel} 312130803Smarcel 313130803Smarcel/* Function to initialize gdb commands, for tui window manipulation. */ 314130803Smarcelvoid 315130803Smarcel_initialize_tui_win (void) 316130803Smarcel{ 317130803Smarcel struct cmd_list_element *c; 318130803Smarcel static struct cmd_list_element *tui_setlist; 319130803Smarcel static struct cmd_list_element *tui_showlist; 320130803Smarcel 321130803Smarcel /* Define the classes of commands. 322130803Smarcel They will appear in the help list in the reverse of this order. */ 323130803Smarcel add_prefix_cmd ("tui", class_tui, set_tui_cmd, 324130803Smarcel "TUI configuration variables", 325130803Smarcel &tui_setlist, "set tui ", 326130803Smarcel 0/*allow-unknown*/, &setlist); 327130803Smarcel add_prefix_cmd ("tui", class_tui, show_tui_cmd, 328130803Smarcel "TUI configuration variables", 329130803Smarcel &tui_showlist, "show tui ", 330130803Smarcel 0/*allow-unknown*/, &showlist); 331130803Smarcel 332130803Smarcel add_com ("refresh", class_tui, tui_refresh_all_command, 333130803Smarcel "Refresh the terminal display.\n"); 334130803Smarcel if (xdb_commands) 335130803Smarcel add_com_alias ("U", "refresh", class_tui, 0); 336130803Smarcel add_com ("tabset", class_tui, tui_set_tab_width_command, 337130803Smarcel "Set the width (in characters) of tab stops.\n\ 338130803SmarcelUsage: tabset <n>\n"); 339130803Smarcel add_com ("winheight", class_tui, tui_set_win_height_command, 340130803Smarcel "Set the height of a specified window.\n\ 341130803SmarcelUsage: winheight <win_name> [+ | -] <#lines>\n\ 342130803SmarcelWindow names are:\n\ 343130803Smarcelsrc : the source window\n\ 344130803Smarcelcmd : the command window\n\ 345130803Smarcelasm : the disassembly window\n\ 346130803Smarcelregs : the register display\n"); 347130803Smarcel add_com_alias ("wh", "winheight", class_tui, 0); 348130803Smarcel add_info ("win", tui_all_windows_info, 349130803Smarcel "List of all displayed windows.\n"); 350130803Smarcel add_com ("focus", class_tui, tui_set_focus_command, 351130803Smarcel "Set focus to named window or next/prev window.\n\ 352130803SmarcelUsage: focus {<win> | next | prev}\n\ 353130803SmarcelValid Window names are:\n\ 354130803Smarcelsrc : the source window\n\ 355130803Smarcelasm : the disassembly window\n\ 356130803Smarcelregs : the register display\n\ 357130803Smarcelcmd : the command window\n"); 358130803Smarcel add_com_alias ("fs", "focus", class_tui, 0); 359130803Smarcel add_com ("+", class_tui, tui_scroll_forward_command, 360130803Smarcel "Scroll window forward.\nUsage: + [win] [n]\n"); 361130803Smarcel add_com ("-", class_tui, tui_scroll_backward_command, 362130803Smarcel "Scroll window backward.\nUsage: - [win] [n]\n"); 363130803Smarcel add_com ("<", class_tui, tui_scroll_left_command, 364130803Smarcel "Scroll window forward.\nUsage: < [win] [n]\n"); 365130803Smarcel add_com (">", class_tui, tui_scroll_right_command, 366130803Smarcel "Scroll window backward.\nUsage: > [win] [n]\n"); 367130803Smarcel if (xdb_commands) 368130803Smarcel add_com ("w", class_xdb, tui_xdb_set_win_height_command, 369130803Smarcel "XDB compatibility command for setting the height of a command window.\n\ 370130803SmarcelUsage: w <#lines>\n"); 371130803Smarcel 372130803Smarcel /* Define the tui control variables. */ 373130803Smarcel c = add_set_enum_cmd 374130803Smarcel ("border-kind", no_class, 375130803Smarcel tui_border_kind_enums, &tui_border_kind, 376130803Smarcel "Set the kind of border for TUI windows.\n" 377130803Smarcel "This variable controls the border of TUI windows:\n" 378130803Smarcel "space use a white space\n" 379130803Smarcel "ascii use ascii characters + - | for the border\n" 380130803Smarcel "acs use the Alternate Character Set\n", 381130803Smarcel &tui_setlist); 382130803Smarcel add_show_from_set (c, &tui_showlist); 383130803Smarcel 384130803Smarcel c = add_set_enum_cmd 385130803Smarcel ("border-mode", no_class, 386130803Smarcel tui_border_mode_enums, &tui_border_mode, 387130803Smarcel "Set the attribute mode to use for the TUI window borders.\n" 388130803Smarcel "This variable controls the attributes to use for the window borders:\n" 389130803Smarcel "normal normal display\n" 390130803Smarcel "standout use highlight mode of terminal\n" 391130803Smarcel "reverse use reverse video mode\n" 392130803Smarcel "half use half bright\n" 393130803Smarcel "half-standout use half bright and standout mode\n" 394130803Smarcel "bold use extra bright or bold\n" 395130803Smarcel "bold-standout use extra bright or bold with standout mode\n", 396130803Smarcel &tui_setlist); 397130803Smarcel add_show_from_set (c, &tui_showlist); 398130803Smarcel 399130803Smarcel c = add_set_enum_cmd 400130803Smarcel ("active-border-mode", no_class, 401130803Smarcel tui_border_mode_enums, &tui_active_border_mode, 402130803Smarcel "Set the attribute mode to use for the active TUI window border.\n" 403130803Smarcel "This variable controls the attributes to use for the active window border:\n" 404130803Smarcel "normal normal display\n" 405130803Smarcel "standout use highlight mode of terminal\n" 406130803Smarcel "reverse use reverse video mode\n" 407130803Smarcel "half use half bright\n" 408130803Smarcel "half-standout use half bright and standout mode\n" 409130803Smarcel "bold use extra bright or bold\n" 410130803Smarcel "bold-standout use extra bright or bold with standout mode\n", 411130803Smarcel &tui_setlist); 412130803Smarcel add_show_from_set (c, &tui_showlist); 413130803Smarcel} 414130803Smarcel 415130803Smarcel/* Update gdb's knowledge of the terminal size. */ 416130803Smarcelvoid 417130803Smarceltui_update_gdb_sizes (void) 418130803Smarcel{ 419130803Smarcel char cmd[50]; 420130803Smarcel int screenheight, screenwidth; 421130803Smarcel 422130803Smarcel rl_get_screen_size (&screenheight, &screenwidth); 423130803Smarcel /* Set to TUI command window dimension or use readline values. */ 424130803Smarcel sprintf (cmd, "set width %d", 425130803Smarcel tui_active ? TUI_CMD_WIN->generic.width : screenwidth); 426130803Smarcel execute_command (cmd, 0); 427130803Smarcel sprintf (cmd, "set height %d", 428130803Smarcel tui_active ? TUI_CMD_WIN->generic.height : screenheight); 429130803Smarcel execute_command (cmd, 0); 430130803Smarcel} 431130803Smarcel 432130803Smarcel 433130803Smarcel/* Set the logical focus to win_info. */ 434130803Smarcelvoid 435130803Smarceltui_set_win_focus_to (struct tui_win_info * win_info) 436130803Smarcel{ 437130803Smarcel if (win_info != NULL) 438130803Smarcel { 439130803Smarcel struct tui_win_info * win_with_focus = tui_win_with_focus (); 440130803Smarcel 441130803Smarcel if (win_with_focus != NULL 442130803Smarcel && win_with_focus->generic.type != CMD_WIN) 443130803Smarcel tui_unhighlight_win (win_with_focus); 444130803Smarcel tui_set_win_with_focus (win_info); 445130803Smarcel if (win_info->generic.type != CMD_WIN) 446130803Smarcel tui_highlight_win (win_info); 447130803Smarcel } 448130803Smarcel} 449130803Smarcel 450130803Smarcel 451130803Smarcelvoid 452130803Smarceltui_scroll_forward (struct tui_win_info * win_to_scroll, int num_to_scroll) 453130803Smarcel{ 454130803Smarcel if (win_to_scroll != TUI_CMD_WIN) 455130803Smarcel { 456130803Smarcel int _num_to_scroll = num_to_scroll; 457130803Smarcel 458130803Smarcel if (num_to_scroll == 0) 459130803Smarcel _num_to_scroll = win_to_scroll->generic.height - 3; 460130803Smarcel /* 461130803Smarcel ** If we are scrolling the source or disassembly window, do a 462130803Smarcel ** "psuedo" scroll since not all of the source is in memory, 463130803Smarcel ** only what is in the viewport. If win_to_scroll is the 464130803Smarcel ** command window do nothing since the term should handle it. 465130803Smarcel */ 466130803Smarcel if (win_to_scroll == TUI_SRC_WIN) 467130803Smarcel tui_vertical_source_scroll (FORWARD_SCROLL, _num_to_scroll); 468130803Smarcel else if (win_to_scroll == TUI_DISASM_WIN) 469130803Smarcel tui_vertical_disassem_scroll (FORWARD_SCROLL, _num_to_scroll); 470130803Smarcel else if (win_to_scroll == TUI_DATA_WIN) 471130803Smarcel tui_vertical_data_scroll (FORWARD_SCROLL, _num_to_scroll); 472130803Smarcel } 473130803Smarcel} 474130803Smarcel 475130803Smarcelvoid 476130803Smarceltui_scroll_backward (struct tui_win_info * win_to_scroll, int num_to_scroll) 477130803Smarcel{ 478130803Smarcel if (win_to_scroll != TUI_CMD_WIN) 479130803Smarcel { 480130803Smarcel int _num_to_scroll = num_to_scroll; 481130803Smarcel 482130803Smarcel if (num_to_scroll == 0) 483130803Smarcel _num_to_scroll = win_to_scroll->generic.height - 3; 484130803Smarcel /* 485130803Smarcel ** If we are scrolling the source or disassembly window, do a 486130803Smarcel ** "psuedo" scroll since not all of the source is in memory, 487130803Smarcel ** only what is in the viewport. If win_to_scroll is the 488130803Smarcel ** command window do nothing since the term should handle it. 489130803Smarcel */ 490130803Smarcel if (win_to_scroll == TUI_SRC_WIN) 491130803Smarcel tui_vertical_source_scroll (BACKWARD_SCROLL, _num_to_scroll); 492130803Smarcel else if (win_to_scroll == TUI_DISASM_WIN) 493130803Smarcel tui_vertical_disassem_scroll (BACKWARD_SCROLL, _num_to_scroll); 494130803Smarcel else if (win_to_scroll == TUI_DATA_WIN) 495130803Smarcel tui_vertical_data_scroll (BACKWARD_SCROLL, _num_to_scroll); 496130803Smarcel } 497130803Smarcel} 498130803Smarcel 499130803Smarcel 500130803Smarcelvoid 501130803Smarceltui_scroll_left (struct tui_win_info * win_to_scroll, int num_to_scroll) 502130803Smarcel{ 503130803Smarcel if (win_to_scroll != TUI_CMD_WIN) 504130803Smarcel { 505130803Smarcel int _num_to_scroll = num_to_scroll; 506130803Smarcel 507130803Smarcel if (_num_to_scroll == 0) 508130803Smarcel _num_to_scroll = 1; 509130803Smarcel /* 510130803Smarcel ** If we are scrolling the source or disassembly window, do a 511130803Smarcel ** "psuedo" scroll since not all of the source is in memory, 512130803Smarcel ** only what is in the viewport. If win_to_scroll is the 513130803Smarcel ** command window do nothing since the term should handle it. 514130803Smarcel */ 515130803Smarcel if (win_to_scroll == TUI_SRC_WIN || win_to_scroll == TUI_DISASM_WIN) 516130803Smarcel tui_horizontal_source_scroll (win_to_scroll, LEFT_SCROLL, _num_to_scroll); 517130803Smarcel } 518130803Smarcel} 519130803Smarcel 520130803Smarcel 521130803Smarcelvoid 522130803Smarceltui_scroll_right (struct tui_win_info * win_to_scroll, int num_to_scroll) 523130803Smarcel{ 524130803Smarcel if (win_to_scroll != TUI_CMD_WIN) 525130803Smarcel { 526130803Smarcel int _num_to_scroll = num_to_scroll; 527130803Smarcel 528130803Smarcel if (_num_to_scroll == 0) 529130803Smarcel _num_to_scroll = 1; 530130803Smarcel /* 531130803Smarcel ** If we are scrolling the source or disassembly window, do a 532130803Smarcel ** "psuedo" scroll since not all of the source is in memory, 533130803Smarcel ** only what is in the viewport. If win_to_scroll is the 534130803Smarcel ** command window do nothing since the term should handle it. 535130803Smarcel */ 536130803Smarcel if (win_to_scroll == TUI_SRC_WIN || win_to_scroll == TUI_DISASM_WIN) 537130803Smarcel tui_horizontal_source_scroll (win_to_scroll, RIGHT_SCROLL, _num_to_scroll); 538130803Smarcel } 539130803Smarcel} 540130803Smarcel 541130803Smarcel 542130803Smarcel/* Scroll a window. Arguments are passed through a va_list. */ 543130803Smarcelvoid 544130803Smarceltui_scroll (enum tui_scroll_direction direction, 545130803Smarcel struct tui_win_info * win_to_scroll, 546130803Smarcel int num_to_scroll) 547130803Smarcel{ 548130803Smarcel switch (direction) 549130803Smarcel { 550130803Smarcel case FORWARD_SCROLL: 551130803Smarcel tui_scroll_forward (win_to_scroll, num_to_scroll); 552130803Smarcel break; 553130803Smarcel case BACKWARD_SCROLL: 554130803Smarcel tui_scroll_backward (win_to_scroll, num_to_scroll); 555130803Smarcel break; 556130803Smarcel case LEFT_SCROLL: 557130803Smarcel tui_scroll_left (win_to_scroll, num_to_scroll); 558130803Smarcel break; 559130803Smarcel case RIGHT_SCROLL: 560130803Smarcel tui_scroll_right (win_to_scroll, num_to_scroll); 561130803Smarcel break; 562130803Smarcel default: 563130803Smarcel break; 564130803Smarcel } 565130803Smarcel} 566130803Smarcel 567130803Smarcel 568130803Smarcelvoid 569130803Smarceltui_refresh_all_win (void) 570130803Smarcel{ 571130803Smarcel enum tui_win_type type; 572130803Smarcel 573130803Smarcel clearok (curscr, TRUE); 574130803Smarcel tui_refresh_all (tui_win_list); 575130803Smarcel for (type = SRC_WIN; type < MAX_MAJOR_WINDOWS; type++) 576130803Smarcel { 577130803Smarcel if (tui_win_list[type] && tui_win_list[type]->generic.is_visible) 578130803Smarcel { 579130803Smarcel switch (type) 580130803Smarcel { 581130803Smarcel case SRC_WIN: 582130803Smarcel case DISASSEM_WIN: 583130803Smarcel tui_show_source_content (tui_win_list[type]); 584130803Smarcel tui_check_and_display_highlight_if_needed (tui_win_list[type]); 585130803Smarcel tui_erase_exec_info_content (tui_win_list[type]); 586130803Smarcel tui_update_exec_info (tui_win_list[type]); 587130803Smarcel break; 588130803Smarcel case DATA_WIN: 589130803Smarcel tui_refresh_data_win (); 590130803Smarcel break; 591130803Smarcel default: 592130803Smarcel break; 593130803Smarcel } 594130803Smarcel } 595130803Smarcel } 596130803Smarcel tui_show_locator_content (); 597130803Smarcel} 598130803Smarcel 599130803Smarcel 600130803Smarcel/* Resize all the windows based on the the terminal size. This 601130803Smarcel function gets called from within the readline sinwinch handler. */ 602130803Smarcelvoid 603130803Smarceltui_resize_all (void) 604130803Smarcel{ 605130803Smarcel int height_diff, width_diff; 606130803Smarcel int screenheight, screenwidth; 607130803Smarcel 608130803Smarcel rl_get_screen_size (&screenheight, &screenwidth); 609130803Smarcel width_diff = screenwidth - tui_term_width (); 610130803Smarcel height_diff = screenheight - tui_term_height (); 611130803Smarcel if (height_diff || width_diff) 612130803Smarcel { 613130803Smarcel enum tui_layout_type cur_layout = tui_current_layout (); 614130803Smarcel struct tui_win_info * win_with_focus = tui_win_with_focus (); 615130803Smarcel struct tui_win_info *first_win; 616130803Smarcel struct tui_win_info *second_win; 617130803Smarcel struct tui_gen_win_info * locator = tui_locator_win_info_ptr (); 618130803Smarcel enum tui_win_type win_type; 619130803Smarcel int new_height, split_diff, cmd_split_diff, num_wins_displayed = 2; 620130803Smarcel 621130803Smarcel#ifdef HAVE_RESIZE_TERM 622130803Smarcel resize_term (screenheight, screenwidth); 623130803Smarcel#endif 624130803Smarcel /* turn keypad off while we resize */ 625130803Smarcel if (win_with_focus != TUI_CMD_WIN) 626130803Smarcel keypad (TUI_CMD_WIN->generic.handle, FALSE); 627130803Smarcel tui_update_gdb_sizes (); 628130803Smarcel tui_set_term_height_to (screenheight); 629130803Smarcel tui_set_term_width_to (screenwidth); 630130803Smarcel if (cur_layout == SRC_DISASSEM_COMMAND || 631130803Smarcel cur_layout == SRC_DATA_COMMAND || cur_layout == DISASSEM_DATA_COMMAND) 632130803Smarcel num_wins_displayed++; 633130803Smarcel split_diff = height_diff / num_wins_displayed; 634130803Smarcel cmd_split_diff = split_diff; 635130803Smarcel if (height_diff % num_wins_displayed) 636130803Smarcel { 637130803Smarcel if (height_diff < 0) 638130803Smarcel cmd_split_diff--; 639130803Smarcel else 640130803Smarcel cmd_split_diff++; 641130803Smarcel } 642130803Smarcel /* now adjust each window */ 643130803Smarcel clear (); 644130803Smarcel refresh (); 645130803Smarcel switch (cur_layout) 646130803Smarcel { 647130803Smarcel case SRC_COMMAND: 648130803Smarcel case DISASSEM_COMMAND: 649130803Smarcel first_win = (struct tui_win_info *) (tui_source_windows ())->list[0]; 650130803Smarcel first_win->generic.width += width_diff; 651130803Smarcel locator->width += width_diff; 652130803Smarcel /* check for invalid heights */ 653130803Smarcel if (height_diff == 0) 654130803Smarcel new_height = first_win->generic.height; 655130803Smarcel else if ((first_win->generic.height + split_diff) >= 656130803Smarcel (screenheight - MIN_CMD_WIN_HEIGHT - 1)) 657130803Smarcel new_height = screenheight - MIN_CMD_WIN_HEIGHT - 1; 658130803Smarcel else if ((first_win->generic.height + split_diff) <= 0) 659130803Smarcel new_height = MIN_WIN_HEIGHT; 660130803Smarcel else 661130803Smarcel new_height = first_win->generic.height + split_diff; 662130803Smarcel 663130803Smarcel make_invisible_and_set_new_height (first_win, new_height); 664130803Smarcel TUI_CMD_WIN->generic.origin.y = locator->origin.y + 1; 665130803Smarcel TUI_CMD_WIN->generic.width += width_diff; 666130803Smarcel new_height = screenheight - TUI_CMD_WIN->generic.origin.y; 667130803Smarcel make_invisible_and_set_new_height (TUI_CMD_WIN, new_height); 668130803Smarcel make_visible_with_new_height (first_win); 669130803Smarcel make_visible_with_new_height (TUI_CMD_WIN); 670130803Smarcel if (first_win->generic.content_size <= 0) 671130803Smarcel tui_erase_source_content (first_win, EMPTY_SOURCE_PROMPT); 672130803Smarcel break; 673130803Smarcel default: 674130803Smarcel if (cur_layout == SRC_DISASSEM_COMMAND) 675130803Smarcel { 676130803Smarcel first_win = TUI_SRC_WIN; 677130803Smarcel first_win->generic.width += width_diff; 678130803Smarcel second_win = TUI_DISASM_WIN; 679130803Smarcel second_win->generic.width += width_diff; 680130803Smarcel } 681130803Smarcel else 682130803Smarcel { 683130803Smarcel first_win = TUI_DATA_WIN; 684130803Smarcel first_win->generic.width += width_diff; 685130803Smarcel second_win = (struct tui_win_info *) (tui_source_windows ())->list[0]; 686130803Smarcel second_win->generic.width += width_diff; 687130803Smarcel } 688130803Smarcel /* Change the first window's height/width */ 689130803Smarcel /* check for invalid heights */ 690130803Smarcel if (height_diff == 0) 691130803Smarcel new_height = first_win->generic.height; 692130803Smarcel else if ((first_win->generic.height + 693130803Smarcel second_win->generic.height + (split_diff * 2)) >= 694130803Smarcel (screenheight - MIN_CMD_WIN_HEIGHT - 1)) 695130803Smarcel new_height = (screenheight - MIN_CMD_WIN_HEIGHT - 1) / 2; 696130803Smarcel else if ((first_win->generic.height + split_diff) <= 0) 697130803Smarcel new_height = MIN_WIN_HEIGHT; 698130803Smarcel else 699130803Smarcel new_height = first_win->generic.height + split_diff; 700130803Smarcel make_invisible_and_set_new_height (first_win, new_height); 701130803Smarcel 702130803Smarcel locator->width += width_diff; 703130803Smarcel 704130803Smarcel /* Change the second window's height/width */ 705130803Smarcel /* check for invalid heights */ 706130803Smarcel if (height_diff == 0) 707130803Smarcel new_height = second_win->generic.height; 708130803Smarcel else if ((first_win->generic.height + 709130803Smarcel second_win->generic.height + (split_diff * 2)) >= 710130803Smarcel (screenheight - MIN_CMD_WIN_HEIGHT - 1)) 711130803Smarcel { 712130803Smarcel new_height = screenheight - MIN_CMD_WIN_HEIGHT - 1; 713130803Smarcel if (new_height % 2) 714130803Smarcel new_height = (new_height / 2) + 1; 715130803Smarcel else 716130803Smarcel new_height /= 2; 717130803Smarcel } 718130803Smarcel else if ((second_win->generic.height + split_diff) <= 0) 719130803Smarcel new_height = MIN_WIN_HEIGHT; 720130803Smarcel else 721130803Smarcel new_height = second_win->generic.height + split_diff; 722130803Smarcel second_win->generic.origin.y = first_win->generic.height - 1; 723130803Smarcel make_invisible_and_set_new_height (second_win, new_height); 724130803Smarcel 725130803Smarcel /* Change the command window's height/width */ 726130803Smarcel TUI_CMD_WIN->generic.origin.y = locator->origin.y + 1; 727130803Smarcel make_invisible_and_set_new_height ( 728130803Smarcel TUI_CMD_WIN, TUI_CMD_WIN->generic.height + cmd_split_diff); 729130803Smarcel make_visible_with_new_height (first_win); 730130803Smarcel make_visible_with_new_height (second_win); 731130803Smarcel make_visible_with_new_height (TUI_CMD_WIN); 732130803Smarcel if (first_win->generic.content_size <= 0) 733130803Smarcel tui_erase_source_content (first_win, EMPTY_SOURCE_PROMPT); 734130803Smarcel if (second_win->generic.content_size <= 0) 735130803Smarcel tui_erase_source_content (second_win, EMPTY_SOURCE_PROMPT); 736130803Smarcel break; 737130803Smarcel } 738130803Smarcel /* 739130803Smarcel ** Now remove all invisible windows, and their content so that they get 740130803Smarcel ** created again when called for with the new size 741130803Smarcel */ 742130803Smarcel for (win_type = SRC_WIN; (win_type < MAX_MAJOR_WINDOWS); win_type++) 743130803Smarcel { 744130803Smarcel if (win_type != CMD_WIN && (tui_win_list[win_type] != NULL) 745130803Smarcel && !tui_win_list[win_type]->generic.is_visible) 746130803Smarcel { 747130803Smarcel tui_free_window (tui_win_list[win_type]); 748130803Smarcel tui_win_list[win_type] = (struct tui_win_info *) NULL; 749130803Smarcel } 750130803Smarcel } 751130803Smarcel tui_set_win_resized_to (TRUE); 752130803Smarcel /* turn keypad back on, unless focus is in the command window */ 753130803Smarcel if (win_with_focus != TUI_CMD_WIN) 754130803Smarcel keypad (TUI_CMD_WIN->generic.handle, TRUE); 755130803Smarcel } 756130803Smarcel} 757130803Smarcel 758130803Smarcel 759130803Smarcel/* SIGWINCH signal handler for the tui. This signal handler is always 760130803Smarcel called, even when the readline package clears signals because it is 761130803Smarcel set as the old_sigwinch() (TUI only). */ 762130803Smarcelvoid 763130803Smarceltui_sigwinch_handler (int signal) 764130803Smarcel{ 765130803Smarcel /* 766130803Smarcel ** Say that a resize was done so that the readline can do it 767130803Smarcel ** later when appropriate. 768130803Smarcel */ 769130803Smarcel tui_set_win_resized_to (TRUE); 770130803Smarcel} 771130803Smarcel 772130803Smarcel 773130803Smarcel 774130803Smarcel/************************* 775130803Smarcel** STATIC LOCAL FUNCTIONS 776130803Smarcel**************************/ 777130803Smarcel 778130803Smarcel 779130803Smarcelstatic void 780130803Smarceltui_scroll_forward_command (char *arg, int from_tty) 781130803Smarcel{ 782130803Smarcel int num_to_scroll = 1; 783130803Smarcel struct tui_win_info * win_to_scroll; 784130803Smarcel 785130803Smarcel /* Make sure the curses mode is enabled. */ 786130803Smarcel tui_enable (); 787130803Smarcel if (arg == (char *) NULL) 788130803Smarcel parse_scrolling_args (arg, &win_to_scroll, (int *) NULL); 789130803Smarcel else 790130803Smarcel parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); 791130803Smarcel tui_scroll (FORWARD_SCROLL, win_to_scroll, num_to_scroll); 792130803Smarcel} 793130803Smarcel 794130803Smarcel 795130803Smarcelstatic void 796130803Smarceltui_scroll_backward_command (char *arg, int from_tty) 797130803Smarcel{ 798130803Smarcel int num_to_scroll = 1; 799130803Smarcel struct tui_win_info * win_to_scroll; 800130803Smarcel 801130803Smarcel /* Make sure the curses mode is enabled. */ 802130803Smarcel tui_enable (); 803130803Smarcel if (arg == (char *) NULL) 804130803Smarcel parse_scrolling_args (arg, &win_to_scroll, (int *) NULL); 805130803Smarcel else 806130803Smarcel parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); 807130803Smarcel tui_scroll (BACKWARD_SCROLL, win_to_scroll, num_to_scroll); 808130803Smarcel} 809130803Smarcel 810130803Smarcel 811130803Smarcelstatic void 812130803Smarceltui_scroll_left_command (char *arg, int from_tty) 813130803Smarcel{ 814130803Smarcel int num_to_scroll; 815130803Smarcel struct tui_win_info * win_to_scroll; 816130803Smarcel 817130803Smarcel /* Make sure the curses mode is enabled. */ 818130803Smarcel tui_enable (); 819130803Smarcel parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); 820130803Smarcel tui_scroll (LEFT_SCROLL, win_to_scroll, num_to_scroll); 821130803Smarcel} 822130803Smarcel 823130803Smarcel 824130803Smarcelstatic void 825130803Smarceltui_scroll_right_command (char *arg, int from_tty) 826130803Smarcel{ 827130803Smarcel int num_to_scroll; 828130803Smarcel struct tui_win_info * win_to_scroll; 829130803Smarcel 830130803Smarcel /* Make sure the curses mode is enabled. */ 831130803Smarcel tui_enable (); 832130803Smarcel parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); 833130803Smarcel tui_scroll (RIGHT_SCROLL, win_to_scroll, num_to_scroll); 834130803Smarcel} 835130803Smarcel 836130803Smarcel 837130803Smarcel/* Set focus to the window named by 'arg'. */ 838130803Smarcelstatic void 839130803Smarceltui_set_focus (char *arg, int from_tty) 840130803Smarcel{ 841130803Smarcel if (arg != (char *) NULL) 842130803Smarcel { 843130803Smarcel char *buf_ptr = (char *) xstrdup (arg); 844130803Smarcel int i; 845130803Smarcel struct tui_win_info * win_info = (struct tui_win_info *) NULL; 846130803Smarcel 847130803Smarcel for (i = 0; (i < strlen (buf_ptr)); i++) 848130803Smarcel buf_ptr[i] = toupper (arg[i]); 849130803Smarcel 850130803Smarcel if (subset_compare (buf_ptr, "NEXT")) 851130803Smarcel win_info = tui_next_win (tui_win_with_focus ()); 852130803Smarcel else if (subset_compare (buf_ptr, "PREV")) 853130803Smarcel win_info = tui_prev_win (tui_win_with_focus ()); 854130803Smarcel else 855130803Smarcel win_info = tui_partial_win_by_name (buf_ptr); 856130803Smarcel 857130803Smarcel if (win_info == (struct tui_win_info *) NULL || !win_info->generic.is_visible) 858130803Smarcel warning ("Invalid window specified. \n\ 859130803SmarcelThe window name specified must be valid and visible.\n"); 860130803Smarcel else 861130803Smarcel { 862130803Smarcel tui_set_win_focus_to (win_info); 863130803Smarcel keypad (TUI_CMD_WIN->generic.handle, (win_info != TUI_CMD_WIN)); 864130803Smarcel } 865130803Smarcel 866130803Smarcel if (TUI_DATA_WIN && TUI_DATA_WIN->generic.is_visible) 867130803Smarcel tui_refresh_data_win (); 868130803Smarcel xfree (buf_ptr); 869130803Smarcel printf_filtered ("Focus set to %s window.\n", 870130803Smarcel tui_win_name ((struct tui_gen_win_info *) tui_win_with_focus ())); 871130803Smarcel } 872130803Smarcel else 873130803Smarcel warning ("Incorrect Number of Arguments.\n%s", FOCUS_USAGE); 874130803Smarcel} 875130803Smarcel 876130803Smarcelstatic void 877130803Smarceltui_set_focus_command (char *arg, int from_tty) 878130803Smarcel{ 879130803Smarcel /* Make sure the curses mode is enabled. */ 880130803Smarcel tui_enable (); 881130803Smarcel tui_set_focus (arg, from_tty); 882130803Smarcel} 883130803Smarcel 884130803Smarcel 885130803Smarcelstatic void 886130803Smarceltui_all_windows_info (char *arg, int from_tty) 887130803Smarcel{ 888130803Smarcel enum tui_win_type type; 889130803Smarcel struct tui_win_info * win_with_focus = tui_win_with_focus (); 890130803Smarcel 891130803Smarcel for (type = SRC_WIN; (type < MAX_MAJOR_WINDOWS); type++) 892130803Smarcel if (tui_win_list[type] && tui_win_list[type]->generic.is_visible) 893130803Smarcel { 894130803Smarcel if (win_with_focus == tui_win_list[type]) 895130803Smarcel printf_filtered (" %s\t(%d lines) <has focus>\n", 896130803Smarcel tui_win_name (&tui_win_list[type]->generic), 897130803Smarcel tui_win_list[type]->generic.height); 898130803Smarcel else 899130803Smarcel printf_filtered (" %s\t(%d lines)\n", 900130803Smarcel tui_win_name (&tui_win_list[type]->generic), 901130803Smarcel tui_win_list[type]->generic.height); 902130803Smarcel } 903130803Smarcel} 904130803Smarcel 905130803Smarcel 906130803Smarcelstatic void 907130803Smarceltui_refresh_all_command (char *arg, int from_tty) 908130803Smarcel{ 909130803Smarcel /* Make sure the curses mode is enabled. */ 910130803Smarcel tui_enable (); 911130803Smarcel 912130803Smarcel tui_refresh_all_win (); 913130803Smarcel} 914130803Smarcel 915130803Smarcel 916130803Smarcel/* Set the height of the specified window. */ 917130803Smarcelstatic void 918130803Smarceltui_set_tab_width_command (char *arg, int from_tty) 919130803Smarcel{ 920130803Smarcel /* Make sure the curses mode is enabled. */ 921130803Smarcel tui_enable (); 922130803Smarcel if (arg != (char *) NULL) 923130803Smarcel { 924130803Smarcel int ts; 925130803Smarcel 926130803Smarcel ts = atoi (arg); 927130803Smarcel if (ts > 0) 928130803Smarcel tui_set_default_tab_len (ts); 929130803Smarcel else 930130803Smarcel warning ("Tab widths greater than 0 must be specified.\n"); 931130803Smarcel } 932130803Smarcel} 933130803Smarcel 934130803Smarcel 935130803Smarcel/* Set the height of the specified window. */ 936130803Smarcelstatic void 937130803Smarceltui_set_win_height (char *arg, int from_tty) 938130803Smarcel{ 939130803Smarcel /* Make sure the curses mode is enabled. */ 940130803Smarcel tui_enable (); 941130803Smarcel if (arg != (char *) NULL) 942130803Smarcel { 943130803Smarcel char *buf = xstrdup (arg); 944130803Smarcel char *buf_ptr = buf; 945130803Smarcel char *wname = (char *) NULL; 946130803Smarcel int new_height, i; 947130803Smarcel struct tui_win_info * win_info; 948130803Smarcel 949130803Smarcel wname = buf_ptr; 950130803Smarcel buf_ptr = strchr (buf_ptr, ' '); 951130803Smarcel if (buf_ptr != (char *) NULL) 952130803Smarcel { 953130803Smarcel *buf_ptr = (char) 0; 954130803Smarcel 955130803Smarcel /* 956130803Smarcel ** Validate the window name 957130803Smarcel */ 958130803Smarcel for (i = 0; i < strlen (wname); i++) 959130803Smarcel wname[i] = toupper (wname[i]); 960130803Smarcel win_info = tui_partial_win_by_name (wname); 961130803Smarcel 962130803Smarcel if (win_info == (struct tui_win_info *) NULL || !win_info->generic.is_visible) 963130803Smarcel warning ("Invalid window specified. \n\ 964130803SmarcelThe window name specified must be valid and visible.\n"); 965130803Smarcel else 966130803Smarcel { 967130803Smarcel /* Process the size */ 968130803Smarcel while (*(++buf_ptr) == ' ') 969130803Smarcel ; 970130803Smarcel 971130803Smarcel if (*buf_ptr != (char) 0) 972130803Smarcel { 973130803Smarcel int negate = FALSE; 974130803Smarcel int fixed_size = TRUE; 975130803Smarcel int input_no;; 976130803Smarcel 977130803Smarcel if (*buf_ptr == '+' || *buf_ptr == '-') 978130803Smarcel { 979130803Smarcel if (*buf_ptr == '-') 980130803Smarcel negate = TRUE; 981130803Smarcel fixed_size = FALSE; 982130803Smarcel buf_ptr++; 983130803Smarcel } 984130803Smarcel input_no = atoi (buf_ptr); 985130803Smarcel if (input_no > 0) 986130803Smarcel { 987130803Smarcel if (negate) 988130803Smarcel input_no *= (-1); 989130803Smarcel if (fixed_size) 990130803Smarcel new_height = input_no; 991130803Smarcel else 992130803Smarcel new_height = win_info->generic.height + input_no; 993130803Smarcel /* 994130803Smarcel ** Now change the window's height, and adjust all 995130803Smarcel ** other windows around it 996130803Smarcel */ 997130803Smarcel if (tui_adjust_win_heights (win_info, 998130803Smarcel new_height) == TUI_FAILURE) 999130803Smarcel warning ("Invalid window height specified.\n%s", 1000130803Smarcel WIN_HEIGHT_USAGE); 1001130803Smarcel else 1002130803Smarcel tui_update_gdb_sizes (); 1003130803Smarcel } 1004130803Smarcel else 1005130803Smarcel warning ("Invalid window height specified.\n%s", 1006130803Smarcel WIN_HEIGHT_USAGE); 1007130803Smarcel } 1008130803Smarcel } 1009130803Smarcel } 1010130803Smarcel else 1011130803Smarcel printf_filtered (WIN_HEIGHT_USAGE); 1012130803Smarcel 1013130803Smarcel if (buf != (char *) NULL) 1014130803Smarcel xfree (buf); 1015130803Smarcel } 1016130803Smarcel else 1017130803Smarcel printf_filtered (WIN_HEIGHT_USAGE); 1018130803Smarcel} 1019130803Smarcel 1020130803Smarcel/* Set the height of the specified window, with va_list. */ 1021130803Smarcelstatic void 1022130803Smarceltui_set_win_height_command (char *arg, int from_tty) 1023130803Smarcel{ 1024130803Smarcel /* Make sure the curses mode is enabled. */ 1025130803Smarcel tui_enable (); 1026130803Smarcel tui_set_win_height (arg, from_tty); 1027130803Smarcel} 1028130803Smarcel 1029130803Smarcel 1030130803Smarcel/* XDB Compatibility command for setting the window height. This will 1031130803Smarcel increase or decrease the command window by the specified amount. */ 1032130803Smarcelstatic void 1033130803Smarceltui_xdb_set_win_height (char *arg, int from_tty) 1034130803Smarcel{ 1035130803Smarcel /* Make sure the curses mode is enabled. */ 1036130803Smarcel tui_enable (); 1037130803Smarcel if (arg != (char *) NULL) 1038130803Smarcel { 1039130803Smarcel int input_no = atoi (arg); 1040130803Smarcel 1041130803Smarcel if (input_no > 0) 1042130803Smarcel { /* Add 1 for the locator */ 1043130803Smarcel int new_height = tui_term_height () - (input_no + 1); 1044130803Smarcel 1045130803Smarcel if (!new_height_ok (tui_win_list[CMD_WIN], new_height) || 1046130803Smarcel tui_adjust_win_heights (tui_win_list[CMD_WIN], 1047130803Smarcel new_height) == TUI_FAILURE) 1048130803Smarcel warning ("Invalid window height specified.\n%s", 1049130803Smarcel XDBWIN_HEIGHT_USAGE); 1050130803Smarcel } 1051130803Smarcel else 1052130803Smarcel warning ("Invalid window height specified.\n%s", 1053130803Smarcel XDBWIN_HEIGHT_USAGE); 1054130803Smarcel } 1055130803Smarcel else 1056130803Smarcel warning ("Invalid window height specified.\n%s", XDBWIN_HEIGHT_USAGE); 1057130803Smarcel} 1058130803Smarcel 1059130803Smarcel/* Set the height of the specified window, with va_list. */ 1060130803Smarcelstatic void 1061130803Smarceltui_xdb_set_win_height_command (char *arg, int from_tty) 1062130803Smarcel{ 1063130803Smarcel tui_xdb_set_win_height (arg, from_tty); 1064130803Smarcel} 1065130803Smarcel 1066130803Smarcel 1067130803Smarcel/* Function to adjust all window heights around the primary. */ 1068130803Smarcelstatic enum tui_status 1069130803Smarceltui_adjust_win_heights (struct tui_win_info * primary_win_info, int new_height) 1070130803Smarcel{ 1071130803Smarcel enum tui_status status = TUI_FAILURE; 1072130803Smarcel 1073130803Smarcel if (new_height_ok (primary_win_info, new_height)) 1074130803Smarcel { 1075130803Smarcel status = TUI_SUCCESS; 1076130803Smarcel if (new_height != primary_win_info->generic.height) 1077130803Smarcel { 1078130803Smarcel int diff; 1079130803Smarcel struct tui_win_info * win_info; 1080130803Smarcel struct tui_gen_win_info * locator = tui_locator_win_info_ptr (); 1081130803Smarcel enum tui_layout_type cur_layout = tui_current_layout (); 1082130803Smarcel 1083130803Smarcel diff = (new_height - primary_win_info->generic.height) * (-1); 1084130803Smarcel if (cur_layout == SRC_COMMAND || cur_layout == DISASSEM_COMMAND) 1085130803Smarcel { 1086130803Smarcel struct tui_win_info * src_win_info; 1087130803Smarcel 1088130803Smarcel make_invisible_and_set_new_height (primary_win_info, new_height); 1089130803Smarcel if (primary_win_info->generic.type == CMD_WIN) 1090130803Smarcel { 1091130803Smarcel win_info = (struct tui_win_info *) (tui_source_windows ())->list[0]; 1092130803Smarcel src_win_info = win_info; 1093130803Smarcel } 1094130803Smarcel else 1095130803Smarcel { 1096130803Smarcel win_info = tui_win_list[CMD_WIN]; 1097130803Smarcel src_win_info = primary_win_info; 1098130803Smarcel } 1099130803Smarcel make_invisible_and_set_new_height (win_info, 1100130803Smarcel win_info->generic.height + diff); 1101130803Smarcel TUI_CMD_WIN->generic.origin.y = locator->origin.y + 1; 1102130803Smarcel make_visible_with_new_height (win_info); 1103130803Smarcel make_visible_with_new_height (primary_win_info); 1104130803Smarcel if (src_win_info->generic.content_size <= 0) 1105130803Smarcel tui_erase_source_content (src_win_info, EMPTY_SOURCE_PROMPT); 1106130803Smarcel } 1107130803Smarcel else 1108130803Smarcel { 1109130803Smarcel struct tui_win_info *first_win; 1110130803Smarcel struct tui_win_info *second_win; 1111130803Smarcel 1112130803Smarcel if (cur_layout == SRC_DISASSEM_COMMAND) 1113130803Smarcel { 1114130803Smarcel first_win = TUI_SRC_WIN; 1115130803Smarcel second_win = TUI_DISASM_WIN; 1116130803Smarcel } 1117130803Smarcel else 1118130803Smarcel { 1119130803Smarcel first_win = TUI_DATA_WIN; 1120130803Smarcel second_win = (struct tui_win_info *) (tui_source_windows ())->list[0]; 1121130803Smarcel } 1122130803Smarcel if (primary_win_info == TUI_CMD_WIN) 1123130803Smarcel { /* 1124130803Smarcel ** Split the change in height accross the 1st & 2nd windows 1125130803Smarcel ** adjusting them as well. 1126130803Smarcel */ 1127130803Smarcel int first_split_diff = diff / 2; /* subtract the locator */ 1128130803Smarcel int second_split_diff = first_split_diff; 1129130803Smarcel 1130130803Smarcel if (diff % 2) 1131130803Smarcel { 1132130803Smarcel if (first_win->generic.height > 1133130803Smarcel second_win->generic.height) 1134130803Smarcel if (diff < 0) 1135130803Smarcel first_split_diff--; 1136130803Smarcel else 1137130803Smarcel first_split_diff++; 1138130803Smarcel else 1139130803Smarcel { 1140130803Smarcel if (diff < 0) 1141130803Smarcel second_split_diff--; 1142130803Smarcel else 1143130803Smarcel second_split_diff++; 1144130803Smarcel } 1145130803Smarcel } 1146130803Smarcel /* make sure that the minimum hieghts are honored */ 1147130803Smarcel while ((first_win->generic.height + first_split_diff) < 3) 1148130803Smarcel { 1149130803Smarcel first_split_diff++; 1150130803Smarcel second_split_diff--; 1151130803Smarcel } 1152130803Smarcel while ((second_win->generic.height + second_split_diff) < 3) 1153130803Smarcel { 1154130803Smarcel second_split_diff++; 1155130803Smarcel first_split_diff--; 1156130803Smarcel } 1157130803Smarcel make_invisible_and_set_new_height ( 1158130803Smarcel first_win, 1159130803Smarcel first_win->generic.height + first_split_diff); 1160130803Smarcel second_win->generic.origin.y = first_win->generic.height - 1; 1161130803Smarcel make_invisible_and_set_new_height ( 1162130803Smarcel second_win, second_win->generic.height + second_split_diff); 1163130803Smarcel TUI_CMD_WIN->generic.origin.y = locator->origin.y + 1; 1164130803Smarcel make_invisible_and_set_new_height (TUI_CMD_WIN, new_height); 1165130803Smarcel } 1166130803Smarcel else 1167130803Smarcel { 1168130803Smarcel if ((TUI_CMD_WIN->generic.height + diff) < 1) 1169130803Smarcel { /* 1170130803Smarcel ** If there is no way to increase the command window 1171130803Smarcel ** take real estate from the 1st or 2nd window. 1172130803Smarcel */ 1173130803Smarcel if ((TUI_CMD_WIN->generic.height + diff) < 1) 1174130803Smarcel { 1175130803Smarcel int i; 1176130803Smarcel for (i = TUI_CMD_WIN->generic.height + diff; 1177130803Smarcel (i < 1); i++) 1178130803Smarcel if (primary_win_info == first_win) 1179130803Smarcel second_win->generic.height--; 1180130803Smarcel else 1181130803Smarcel first_win->generic.height--; 1182130803Smarcel } 1183130803Smarcel } 1184130803Smarcel if (primary_win_info == first_win) 1185130803Smarcel make_invisible_and_set_new_height (first_win, new_height); 1186130803Smarcel else 1187130803Smarcel make_invisible_and_set_new_height ( 1188130803Smarcel first_win, 1189130803Smarcel first_win->generic.height); 1190130803Smarcel second_win->generic.origin.y = first_win->generic.height - 1; 1191130803Smarcel if (primary_win_info == second_win) 1192130803Smarcel make_invisible_and_set_new_height (second_win, new_height); 1193130803Smarcel else 1194130803Smarcel make_invisible_and_set_new_height ( 1195130803Smarcel second_win, second_win->generic.height); 1196130803Smarcel TUI_CMD_WIN->generic.origin.y = locator->origin.y + 1; 1197130803Smarcel if ((TUI_CMD_WIN->generic.height + diff) < 1) 1198130803Smarcel make_invisible_and_set_new_height (TUI_CMD_WIN, 1); 1199130803Smarcel else 1200130803Smarcel make_invisible_and_set_new_height ( 1201130803Smarcel TUI_CMD_WIN, TUI_CMD_WIN->generic.height + diff); 1202130803Smarcel } 1203130803Smarcel make_visible_with_new_height (TUI_CMD_WIN); 1204130803Smarcel make_visible_with_new_height (second_win); 1205130803Smarcel make_visible_with_new_height (first_win); 1206130803Smarcel if (first_win->generic.content_size <= 0) 1207130803Smarcel tui_erase_source_content (first_win, EMPTY_SOURCE_PROMPT); 1208130803Smarcel if (second_win->generic.content_size <= 0) 1209130803Smarcel tui_erase_source_content (second_win, EMPTY_SOURCE_PROMPT); 1210130803Smarcel } 1211130803Smarcel } 1212130803Smarcel } 1213130803Smarcel 1214130803Smarcel return status; 1215130803Smarcel} 1216130803Smarcel 1217130803Smarcel 1218130803Smarcel/* Function make the target window (and auxillary windows associated 1219130803Smarcel with the targer) invisible, and set the new height and location. */ 1220130803Smarcelstatic void 1221130803Smarcelmake_invisible_and_set_new_height (struct tui_win_info * win_info, int height) 1222130803Smarcel{ 1223130803Smarcel int i; 1224130803Smarcel struct tui_gen_win_info * gen_win_info; 1225130803Smarcel 1226130803Smarcel tui_make_invisible (&win_info->generic); 1227130803Smarcel win_info->generic.height = height; 1228130803Smarcel if (height > 1) 1229130803Smarcel win_info->generic.viewport_height = height - 1; 1230130803Smarcel else 1231130803Smarcel win_info->generic.viewport_height = height; 1232130803Smarcel if (win_info != TUI_CMD_WIN) 1233130803Smarcel win_info->generic.viewport_height--; 1234130803Smarcel 1235130803Smarcel /* Now deal with the auxillary windows associated with win_info */ 1236130803Smarcel switch (win_info->generic.type) 1237130803Smarcel { 1238130803Smarcel case SRC_WIN: 1239130803Smarcel case DISASSEM_WIN: 1240130803Smarcel gen_win_info = win_info->detail.source_info.execution_info; 1241130803Smarcel tui_make_invisible (gen_win_info); 1242130803Smarcel gen_win_info->height = height; 1243130803Smarcel gen_win_info->origin.y = win_info->generic.origin.y; 1244130803Smarcel if (height > 1) 1245130803Smarcel gen_win_info->viewport_height = height - 1; 1246130803Smarcel else 1247130803Smarcel gen_win_info->viewport_height = height; 1248130803Smarcel if (win_info != TUI_CMD_WIN) 1249130803Smarcel gen_win_info->viewport_height--; 1250130803Smarcel 1251130803Smarcel if (tui_win_has_locator (win_info)) 1252130803Smarcel { 1253130803Smarcel gen_win_info = tui_locator_win_info_ptr (); 1254130803Smarcel tui_make_invisible (gen_win_info); 1255130803Smarcel gen_win_info->origin.y = win_info->generic.origin.y + height; 1256130803Smarcel } 1257130803Smarcel break; 1258130803Smarcel case DATA_WIN: 1259130803Smarcel /* delete all data item windows */ 1260130803Smarcel for (i = 0; i < win_info->generic.content_size; i++) 1261130803Smarcel { 1262130803Smarcel gen_win_info = (struct tui_gen_win_info *) & ((struct tui_win_element *) 1263130803Smarcel win_info->generic.content[i])->which_element.data_window; 1264130803Smarcel tui_delete_win (gen_win_info->handle); 1265130803Smarcel gen_win_info->handle = (WINDOW *) NULL; 1266130803Smarcel } 1267130803Smarcel break; 1268130803Smarcel default: 1269130803Smarcel break; 1270130803Smarcel } 1271130803Smarcel} 1272130803Smarcel 1273130803Smarcel 1274130803Smarcel/* Function to make the windows with new heights visible. This means 1275130803Smarcel re-creating the windows' content since the window had to be 1276130803Smarcel destroyed to be made invisible. */ 1277130803Smarcelstatic void 1278130803Smarcelmake_visible_with_new_height (struct tui_win_info * win_info) 1279130803Smarcel{ 1280130803Smarcel struct symtab *s; 1281130803Smarcel 1282130803Smarcel tui_make_visible (&win_info->generic); 1283130803Smarcel tui_check_and_display_highlight_if_needed (win_info); 1284130803Smarcel switch (win_info->generic.type) 1285130803Smarcel { 1286130803Smarcel case SRC_WIN: 1287130803Smarcel case DISASSEM_WIN: 1288130803Smarcel tui_free_win_content (win_info->detail.source_info.execution_info); 1289130803Smarcel tui_make_visible (win_info->detail.source_info.execution_info); 1290130803Smarcel if (win_info->generic.content != NULL) 1291130803Smarcel { 1292130803Smarcel union tui_line_or_address line_or_addr; 1293130803Smarcel struct symtab_and_line cursal 1294130803Smarcel = get_current_source_symtab_and_line (); 1295130803Smarcel 1296130803Smarcel if (win_info->generic.type == SRC_WIN) 1297130803Smarcel line_or_addr.line_no = 1298130803Smarcel win_info->detail.source_info.start_line_or_addr.line_no; 1299130803Smarcel else 1300130803Smarcel line_or_addr.addr = 1301130803Smarcel win_info->detail.source_info.start_line_or_addr.addr; 1302130803Smarcel tui_free_win_content (&win_info->generic); 1303130803Smarcel tui_update_source_window (win_info, cursal.symtab, line_or_addr, TRUE); 1304130803Smarcel } 1305130803Smarcel else if (deprecated_selected_frame != (struct frame_info *) NULL) 1306130803Smarcel { 1307130803Smarcel union tui_line_or_address line; 1308130803Smarcel struct symtab_and_line cursal = get_current_source_symtab_and_line (); 1309130803Smarcel 1310130803Smarcel 1311130803Smarcel s = find_pc_symtab (get_frame_pc (deprecated_selected_frame)); 1312130803Smarcel if (win_info->generic.type == SRC_WIN) 1313130803Smarcel line.line_no = cursal.line; 1314130803Smarcel else 1315130803Smarcel { 1316130803Smarcel find_line_pc (s, cursal.line, &line.addr); 1317130803Smarcel } 1318130803Smarcel tui_update_source_window (win_info, s, line, TRUE); 1319130803Smarcel } 1320130803Smarcel if (tui_win_has_locator (win_info)) 1321130803Smarcel { 1322130803Smarcel tui_make_visible (tui_locator_win_info_ptr ()); 1323130803Smarcel tui_show_locator_content (); 1324130803Smarcel } 1325130803Smarcel break; 1326130803Smarcel case DATA_WIN: 1327130803Smarcel tui_display_all_data (); 1328130803Smarcel break; 1329130803Smarcel case CMD_WIN: 1330130803Smarcel win_info->detail.command_info.cur_line = 0; 1331130803Smarcel win_info->detail.command_info.curch = 0; 1332130803Smarcel wmove (win_info->generic.handle, 1333130803Smarcel win_info->detail.command_info.cur_line, 1334130803Smarcel win_info->detail.command_info.curch); 1335130803Smarcel break; 1336130803Smarcel default: 1337130803Smarcel break; 1338130803Smarcel } 1339130803Smarcel} 1340130803Smarcel 1341130803Smarcel 1342130803Smarcelstatic int 1343130803Smarcelnew_height_ok (struct tui_win_info * primary_win_info, int new_height) 1344130803Smarcel{ 1345130803Smarcel int ok = (new_height < tui_term_height ()); 1346130803Smarcel 1347130803Smarcel if (ok) 1348130803Smarcel { 1349130803Smarcel int diff; 1350130803Smarcel enum tui_layout_type cur_layout = tui_current_layout (); 1351130803Smarcel 1352130803Smarcel diff = (new_height - primary_win_info->generic.height) * (-1); 1353130803Smarcel if (cur_layout == SRC_COMMAND || cur_layout == DISASSEM_COMMAND) 1354130803Smarcel { 1355130803Smarcel ok = ((primary_win_info->generic.type == CMD_WIN && 1356130803Smarcel new_height <= (tui_term_height () - 4) && 1357130803Smarcel new_height >= MIN_CMD_WIN_HEIGHT) || 1358130803Smarcel (primary_win_info->generic.type != CMD_WIN && 1359130803Smarcel new_height <= (tui_term_height () - 2) && 1360130803Smarcel new_height >= MIN_WIN_HEIGHT)); 1361130803Smarcel if (ok) 1362130803Smarcel { /* check the total height */ 1363130803Smarcel struct tui_win_info * win_info; 1364130803Smarcel 1365130803Smarcel if (primary_win_info == TUI_CMD_WIN) 1366130803Smarcel win_info = (struct tui_win_info *) (tui_source_windows ())->list[0]; 1367130803Smarcel else 1368130803Smarcel win_info = TUI_CMD_WIN; 1369130803Smarcel ok = ((new_height + 1370130803Smarcel (win_info->generic.height + diff)) <= tui_term_height ()); 1371130803Smarcel } 1372130803Smarcel } 1373130803Smarcel else 1374130803Smarcel { 1375130803Smarcel int cur_total_height, total_height, min_height = 0; 1376130803Smarcel struct tui_win_info *first_win; 1377130803Smarcel struct tui_win_info *second_win; 1378130803Smarcel 1379130803Smarcel if (cur_layout == SRC_DISASSEM_COMMAND) 1380130803Smarcel { 1381130803Smarcel first_win = TUI_SRC_WIN; 1382130803Smarcel second_win = TUI_DISASM_WIN; 1383130803Smarcel } 1384130803Smarcel else 1385130803Smarcel { 1386130803Smarcel first_win = TUI_DATA_WIN; 1387130803Smarcel second_win = (struct tui_win_info *) (tui_source_windows ())->list[0]; 1388130803Smarcel } 1389130803Smarcel /* 1390130803Smarcel ** We could simply add all the heights to obtain the same result 1391130803Smarcel ** but below is more explicit since we subtract 1 for the 1392130803Smarcel ** line that the first and second windows share, and add one 1393130803Smarcel ** for the locator. 1394130803Smarcel */ 1395130803Smarcel total_height = cur_total_height = 1396130803Smarcel (first_win->generic.height + second_win->generic.height - 1) 1397130803Smarcel + TUI_CMD_WIN->generic.height + 1 /*locator */ ; 1398130803Smarcel if (primary_win_info == TUI_CMD_WIN) 1399130803Smarcel { 1400130803Smarcel /* locator included since first & second win share a line */ 1401130803Smarcel ok = ((first_win->generic.height + 1402130803Smarcel second_win->generic.height + diff) >= 1403130803Smarcel (MIN_WIN_HEIGHT * 2) && 1404130803Smarcel new_height >= MIN_CMD_WIN_HEIGHT); 1405130803Smarcel if (ok) 1406130803Smarcel { 1407130803Smarcel total_height = new_height + (first_win->generic.height + 1408130803Smarcel second_win->generic.height + diff); 1409130803Smarcel min_height = MIN_CMD_WIN_HEIGHT; 1410130803Smarcel } 1411130803Smarcel } 1412130803Smarcel else 1413130803Smarcel { 1414130803Smarcel min_height = MIN_WIN_HEIGHT; 1415130803Smarcel /* 1416130803Smarcel ** First see if we can increase/decrease the command 1417130803Smarcel ** window. And make sure that the command window is 1418130803Smarcel ** at least 1 line 1419130803Smarcel */ 1420130803Smarcel ok = ((TUI_CMD_WIN->generic.height + diff) > 0); 1421130803Smarcel if (!ok) 1422130803Smarcel { /* 1423130803Smarcel ** Looks like we have to increase/decrease one of 1424130803Smarcel ** the other windows 1425130803Smarcel */ 1426130803Smarcel if (primary_win_info == first_win) 1427130803Smarcel ok = (second_win->generic.height + diff) >= min_height; 1428130803Smarcel else 1429130803Smarcel ok = (first_win->generic.height + diff) >= min_height; 1430130803Smarcel } 1431130803Smarcel if (ok) 1432130803Smarcel { 1433130803Smarcel if (primary_win_info == first_win) 1434130803Smarcel total_height = new_height + 1435130803Smarcel second_win->generic.height + 1436130803Smarcel TUI_CMD_WIN->generic.height + diff; 1437130803Smarcel else 1438130803Smarcel total_height = new_height + 1439130803Smarcel first_win->generic.height + 1440130803Smarcel TUI_CMD_WIN->generic.height + diff; 1441130803Smarcel } 1442130803Smarcel } 1443130803Smarcel /* 1444130803Smarcel ** Now make sure that the proposed total height doesn't exceed 1445130803Smarcel ** the old total height. 1446130803Smarcel */ 1447130803Smarcel if (ok) 1448130803Smarcel ok = (new_height >= min_height && total_height <= cur_total_height); 1449130803Smarcel } 1450130803Smarcel } 1451130803Smarcel 1452130803Smarcel return ok; 1453130803Smarcel} 1454130803Smarcel 1455130803Smarcel 1456130803Smarcelstatic void 1457130803Smarcelparse_scrolling_args (char *arg, struct tui_win_info * * win_to_scroll, 1458130803Smarcel int *num_to_scroll) 1459130803Smarcel{ 1460130803Smarcel if (num_to_scroll) 1461130803Smarcel *num_to_scroll = 0; 1462130803Smarcel *win_to_scroll = tui_win_with_focus (); 1463130803Smarcel 1464130803Smarcel /* 1465130803Smarcel ** First set up the default window to scroll, in case there is no 1466130803Smarcel ** window name arg 1467130803Smarcel */ 1468130803Smarcel if (arg != (char *) NULL) 1469130803Smarcel { 1470130803Smarcel char *buf, *buf_ptr; 1471130803Smarcel 1472130803Smarcel /* process the number of lines to scroll */ 1473130803Smarcel buf = buf_ptr = xstrdup (arg); 1474130803Smarcel if (isdigit (*buf_ptr)) 1475130803Smarcel { 1476130803Smarcel char *num_str; 1477130803Smarcel 1478130803Smarcel num_str = buf_ptr; 1479130803Smarcel buf_ptr = strchr (buf_ptr, ' '); 1480130803Smarcel if (buf_ptr != (char *) NULL) 1481130803Smarcel { 1482130803Smarcel *buf_ptr = (char) 0; 1483130803Smarcel if (num_to_scroll) 1484130803Smarcel *num_to_scroll = atoi (num_str); 1485130803Smarcel buf_ptr++; 1486130803Smarcel } 1487130803Smarcel else if (num_to_scroll) 1488130803Smarcel *num_to_scroll = atoi (num_str); 1489130803Smarcel } 1490130803Smarcel 1491130803Smarcel /* process the window name if one is specified */ 1492130803Smarcel if (buf_ptr != (char *) NULL) 1493130803Smarcel { 1494130803Smarcel char *wname; 1495130803Smarcel int i; 1496130803Smarcel 1497130803Smarcel if (*buf_ptr == ' ') 1498130803Smarcel while (*(++buf_ptr) == ' ') 1499130803Smarcel ; 1500130803Smarcel 1501130803Smarcel if (*buf_ptr != (char) 0) 1502130803Smarcel wname = buf_ptr; 1503130803Smarcel else 1504130803Smarcel wname = "?"; 1505130803Smarcel 1506130803Smarcel /* Validate the window name */ 1507130803Smarcel for (i = 0; i < strlen (wname); i++) 1508130803Smarcel wname[i] = toupper (wname[i]); 1509130803Smarcel *win_to_scroll = tui_partial_win_by_name (wname); 1510130803Smarcel 1511130803Smarcel if (*win_to_scroll == (struct tui_win_info *) NULL || 1512130803Smarcel !(*win_to_scroll)->generic.is_visible) 1513130803Smarcel warning ("Invalid window specified. \n\ 1514130803SmarcelThe window name specified must be valid and visible.\n"); 1515130803Smarcel else if (*win_to_scroll == TUI_CMD_WIN) 1516130803Smarcel *win_to_scroll = (struct tui_win_info *) (tui_source_windows ())->list[0]; 1517130803Smarcel } 1518130803Smarcel xfree (buf); 1519130803Smarcel } 1520130803Smarcel} 1521