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annotate kconfig/lxdialog/menubox.c @ 381:5d4dacab7be0

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author Rob Landley <rob@landley.net>
date Tue, 15 Nov 2011 01:09:27 -0600
parents 4d21d59f3206
children
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1 /*
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2 * menubox.c -- implements the menu box
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3 *
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4 * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
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5 * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@cfw.com)
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6 *
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7 * This program is free software; you can redistribute it and/or
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8 * modify it under the terms of the GNU General Public License
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9 * as published by the Free Software Foundation; either version 2
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10 * of the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful,
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13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 * GNU General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU General Public License
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18 * along with this program; if not, write to the Free Software
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19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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20 */
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21
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22 /*
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23 * Changes by Clifford Wolf (god@clifford.at)
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24 *
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25 * [ 1998-06-13 ]
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26 *
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27 * *) A bugfix for the Page-Down problem
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28 *
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29 * *) Formerly when I used Page Down and Page Up, the cursor would be set
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30 * to the first position in the menu box. Now lxdialog is a bit
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31 * smarter and works more like other menu systems (just have a look at
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32 * it).
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33 *
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34 * *) Formerly if I selected something my scrolling would be broken because
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35 * lxdialog is re-invoked by the Menuconfig shell script, can't
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36 * remember the last scrolling position, and just sets it so that the
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37 * cursor is at the bottom of the box. Now it writes the temporary file
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38 * lxdialog.scrltmp which contains this information. The file is
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39 * deleted by lxdialog if the user leaves a submenu or enters a new
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40 * one, but it would be nice if Menuconfig could make another "rm -f"
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41 * just to be sure. Just try it out - you will recognise a difference!
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42 *
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43 * [ 1998-06-14 ]
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44 *
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45 * *) Now lxdialog is crash-safe against broken "lxdialog.scrltmp" files
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46 * and menus change their size on the fly.
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47 *
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48 * *) If for some reason the last scrolling position is not saved by
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49 * lxdialog, it sets the scrolling so that the selected item is in the
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50 * middle of the menu box, not at the bottom.
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51 *
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52 * 02 January 1999, Michael Elizabeth Chastain (mec@shout.net)
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53 * Reset 'scroll' to 0 if the value from lxdialog.scrltmp is bogus.
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54 * This fixes a bug in Menuconfig where using ' ' to descend into menus
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55 * would leave mis-synchronized lxdialog.scrltmp files lying around,
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56 * fscanf would read in 'scroll', and eventually that value would get used.
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57 */
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58
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59 #include "dialog.h"
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60
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61 static int menu_width, item_x;
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62
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63 /*
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64 * Print menu item
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65 */
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66 static void do_print_item(WINDOW * win, const char *item, int line_y,
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67 int selected, int hotkey)
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68 {
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69 int j;
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70 char *menu_item = malloc(menu_width + 1);
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71
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72 strncpy(menu_item, item, menu_width - item_x);
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73 menu_item[menu_width - item_x] = '\0';
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74 j = first_alpha(menu_item, "YyNnMmHh");
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75
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76 /* Clear 'residue' of last item */
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77 wattrset(win, dlg.menubox.atr);
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78 wmove(win, line_y, 0);
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79 #if OLD_NCURSES
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80 {
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81 int i;
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82 for (i = 0; i < menu_width; i++)
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83 waddch(win, ' ');
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84 }
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85 #else
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86 wclrtoeol(win);
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87 #endif
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88 wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr);
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89 mvwaddstr(win, line_y, item_x, menu_item);
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90 if (hotkey) {
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91 wattrset(win, selected ? dlg.tag_key_selected.atr
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92 : dlg.tag_key.atr);
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93 mvwaddch(win, line_y, item_x + j, menu_item[j]);
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94 }
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95 if (selected) {
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96 wmove(win, line_y, item_x + 1);
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97 }
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98 free(menu_item);
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99 wrefresh(win);
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100 }
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101
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102 #define print_item(index, choice, selected) \
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103 do { \
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104 item_set(index); \
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105 do_print_item(menu, item_str(), choice, selected, !item_is_tag(':')); \
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106 } while (0)
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107
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108 /*
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109 * Print the scroll indicators.
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110 */
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111 static void print_arrows(WINDOW * win, int item_no, int scroll, int y, int x,
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112 int height)
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113 {
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114 int cur_y, cur_x;
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115
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116 getyx(win, cur_y, cur_x);
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117
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118 wmove(win, y, x);
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119
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120 if (scroll > 0) {
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121 wattrset(win, dlg.uarrow.atr);
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122 waddch(win, ACS_UARROW);
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123 waddstr(win, "(-)");
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124 } else {
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125 wattrset(win, dlg.menubox.atr);
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126 waddch(win, ACS_HLINE);
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127 waddch(win, ACS_HLINE);
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128 waddch(win, ACS_HLINE);
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129 waddch(win, ACS_HLINE);
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130 }
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131
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132 y = y + height + 1;
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133 wmove(win, y, x);
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134 wrefresh(win);
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135
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136 if ((height < item_no) && (scroll + height < item_no)) {
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137 wattrset(win, dlg.darrow.atr);
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138 waddch(win, ACS_DARROW);
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139 waddstr(win, "(+)");
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140 } else {
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141 wattrset(win, dlg.menubox_border.atr);
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142 waddch(win, ACS_HLINE);
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143 waddch(win, ACS_HLINE);
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144 waddch(win, ACS_HLINE);
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145 waddch(win, ACS_HLINE);
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landley@driftwood
parents:
diff changeset
146 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
147
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
148 wmove(win, cur_y, cur_x);
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landley@driftwood
parents:
diff changeset
149 wrefresh(win);
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landley@driftwood
parents:
diff changeset
150 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
151
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
152 /*
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
153 * Display the termination buttons.
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landley@driftwood
parents:
diff changeset
154 */
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landley@driftwood
parents:
diff changeset
155 static void print_buttons(WINDOW * win, int height, int width, int selected)
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landley@driftwood
parents:
diff changeset
156 {
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landley@driftwood
parents:
diff changeset
157 int x = width / 2 - 16;
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landley@driftwood
parents:
diff changeset
158 int y = height - 2;
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landley@driftwood
parents:
diff changeset
159
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
160 print_button(win, "Select", y, x, selected == 0);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
161 print_button(win, " Exit ", y, x + 12, selected == 1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
162 print_button(win, " Help ", y, x + 24, selected == 2);
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landley@driftwood
parents:
diff changeset
163
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landley@driftwood
parents:
diff changeset
164 wmove(win, y, x + 1 + 12 * selected);
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landley@driftwood
parents:
diff changeset
165 wrefresh(win);
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landley@driftwood
parents:
diff changeset
166 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
167
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
168 /* scroll up n lines (n may be negative) */
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landley@driftwood
parents:
diff changeset
169 static void do_scroll(WINDOW *win, int *scroll, int n)
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landley@driftwood
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diff changeset
170 {
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landley@driftwood
parents:
diff changeset
171 /* Scroll menu up */
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landley@driftwood
parents:
diff changeset
172 scrollok(win, TRUE);
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landley@driftwood
parents:
diff changeset
173 wscrl(win, n);
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landley@driftwood
parents:
diff changeset
174 scrollok(win, FALSE);
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landley@driftwood
parents:
diff changeset
175 *scroll = *scroll + n;
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landley@driftwood
parents:
diff changeset
176 wrefresh(win);
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landley@driftwood
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177 }
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landley@driftwood
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178
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
179 /*
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landley@driftwood
parents:
diff changeset
180 * Display a menu for choosing among a number of options
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landley@driftwood
parents:
diff changeset
181 */
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landley@driftwood
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diff changeset
182 int dialog_menu(const char *title, const char *prompt,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
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diff changeset
183 const void *selected, int *s_scroll)
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landley@driftwood
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diff changeset
184 {
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landley@driftwood
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diff changeset
185 int i, j, x, y, box_x, box_y;
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landley@driftwood
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diff changeset
186 int height, width, menu_height;
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landley@driftwood
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diff changeset
187 int key = 0, button = 0, scroll = 0, choice = 0;
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landley@driftwood
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diff changeset
188 int first_item = 0, max_choice;
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landley@driftwood
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diff changeset
189 WINDOW *dialog, *menu;
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landley@driftwood
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diff changeset
190
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landley@driftwood
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diff changeset
191 do_resize:
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landley@driftwood
parents:
diff changeset
192 height = getmaxy(stdscr);
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landley@driftwood
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diff changeset
193 width = getmaxx(stdscr);
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landley@driftwood
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diff changeset
194 if (height < 15 || width < 65)
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landley@driftwood
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195 return -ERRDISPLAYTOOSMALL;
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landley@driftwood
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diff changeset
196
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
197 height -= 4;
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landley@driftwood
parents:
diff changeset
198 width -= 5;
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landley@driftwood
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diff changeset
199 menu_height = height - 10;
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landley@driftwood
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diff changeset
200
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
201 max_choice = MIN(menu_height, item_count());
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landley@driftwood
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diff changeset
202
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
203 /* center dialog box on screen */
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landley@driftwood
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diff changeset
204 x = (COLS - width) / 2;
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landley@driftwood
parents:
diff changeset
205 y = (LINES - height) / 2;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
206
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
207 draw_shadow(stdscr, y, x, height, width);
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landley@driftwood
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diff changeset
208
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
209 dialog = newwin(height, width, y, x);
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landley@driftwood
parents:
diff changeset
210 keypad(dialog, TRUE);
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landley@driftwood
parents:
diff changeset
211
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
212 draw_box(dialog, 0, 0, height, width,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
213 dlg.dialog.atr, dlg.border.atr);
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landley@driftwood
parents:
diff changeset
214 wattrset(dialog, dlg.border.atr);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
215 mvwaddch(dialog, height - 3, 0, ACS_LTEE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
216 for (i = 0; i < width - 2; i++)
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landley@driftwood
parents:
diff changeset
217 waddch(dialog, ACS_HLINE);
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landley@driftwood
parents:
diff changeset
218 wattrset(dialog, dlg.dialog.atr);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
219 wbkgdset(dialog, dlg.dialog.atr & A_COLOR);
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landley@driftwood
parents:
diff changeset
220 waddch(dialog, ACS_RTEE);
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landley@driftwood
parents:
diff changeset
221
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
222 print_title(dialog, title, width);
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landley@driftwood
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diff changeset
223
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
224 wattrset(dialog, dlg.dialog.atr);
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landley@driftwood
parents:
diff changeset
225 print_autowrap(dialog, prompt, width - 2, 1, 3);
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landley@driftwood
parents:
diff changeset
226
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
227 menu_width = width - 6;
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landley@driftwood
parents:
diff changeset
228 box_y = height - menu_height - 5;
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landley@driftwood
parents:
diff changeset
229 box_x = (width - menu_width) / 2 - 1;
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landley@driftwood
parents:
diff changeset
230
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
231 /* create new window for the menu */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
232 menu = subwin(dialog, menu_height, menu_width,
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landley@driftwood
parents:
diff changeset
233 y + box_y + 1, x + box_x + 1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
234 keypad(menu, TRUE);
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landley@driftwood
parents:
diff changeset
235
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
236 /* draw a box around the menu items */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
237 draw_box(dialog, box_y, box_x, menu_height + 2, menu_width + 2,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
238 dlg.menubox_border.atr, dlg.menubox.atr);
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landley@driftwood
parents:
diff changeset
239
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
240 if (menu_width >= 80)
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
241 item_x = (menu_width - 70) / 2;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
242 else
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
243 item_x = 4;
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landley@driftwood
parents:
diff changeset
244
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
245 /* Set choice to default item */
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landley@driftwood
parents:
diff changeset
246 item_foreach()
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
247 if (selected && (selected == item_data()))
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landley@driftwood
parents:
diff changeset
248 choice = item_n();
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
249 /* get the saved scroll info */
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landley@driftwood
parents:
diff changeset
250 scroll = *s_scroll;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
251 if ((scroll <= choice) && (scroll + max_choice > choice) &&
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
252 (scroll >= 0) && (scroll + max_choice <= item_count())) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
253 first_item = scroll;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
254 choice = choice - scroll;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
255 } else {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
256 scroll = 0;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
257 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
258 if ((choice >= max_choice)) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
259 if (choice >= item_count() - max_choice / 2)
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
260 scroll = first_item = item_count() - max_choice;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
261 else
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
262 scroll = first_item = choice - max_choice / 2;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
263 choice = choice - scroll;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
264 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
265
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
266 /* Print the menu */
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landley@driftwood
parents:
diff changeset
267 for (i = 0; i < max_choice; i++) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
268 print_item(first_item + i, i, i == choice);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
269 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
270
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
271 wnoutrefresh(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
272
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
273 print_arrows(dialog, item_count(), scroll,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
274 box_y, box_x + item_x + 1, menu_height);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
275
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
276 print_buttons(dialog, height, width, 0);
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landley@driftwood
parents:
diff changeset
277 wmove(menu, choice, item_x + 1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
278 wrefresh(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
279
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
280 while (key != KEY_ESC) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
281 key = wgetch(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
282
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
283 if (key < 256 && isalpha(key))
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landley@driftwood
parents:
diff changeset
284 key = tolower(key);
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landley@driftwood
parents:
diff changeset
285
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
286 if (strchr("ynmh", key))
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
287 i = max_choice;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
288 else {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
289 for (i = choice + 1; i < max_choice; i++) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
290 item_set(scroll + i);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
291 j = first_alpha(item_str(), "YyNnMmHh");
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
292 if (key == tolower(item_str()[j]))
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
293 break;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
294 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
295 if (i == max_choice)
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
296 for (i = 0; i < max_choice; i++) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
297 item_set(scroll + i);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
298 j = first_alpha(item_str(), "YyNnMmHh");
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
299 if (key == tolower(item_str()[j]))
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
300 break;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
301 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
302 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
303
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
304 if (i < max_choice ||
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
305 key == KEY_UP || key == KEY_DOWN ||
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
306 key == '-' || key == '+' ||
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
307 key == KEY_PPAGE || key == KEY_NPAGE) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
308 /* Remove highligt of current item */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
309 print_item(scroll + choice, choice, FALSE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
310
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
311 if (key == KEY_UP || key == '-') {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
312 if (choice < 2 && scroll) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
313 /* Scroll menu down */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
314 do_scroll(menu, &scroll, -1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
315
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
316 print_item(scroll, 0, FALSE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
317 } else
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
318 choice = MAX(choice - 1, 0);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
319
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
320 } else if (key == KEY_DOWN || key == '+') {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
321 print_item(scroll+choice, choice, FALSE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
322
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
323 if ((choice > max_choice - 3) &&
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
324 (scroll + max_choice < item_count())) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
325 /* Scroll menu up */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
326 do_scroll(menu, &scroll, 1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
327
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
328 print_item(scroll+max_choice - 1,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
329 max_choice - 1, FALSE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
330 } else
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
331 choice = MIN(choice + 1, max_choice - 1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
332
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
333 } else if (key == KEY_PPAGE) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
334 scrollok(menu, TRUE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
335 for (i = 0; (i < max_choice); i++) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
336 if (scroll > 0) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
337 do_scroll(menu, &scroll, -1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
338 print_item(scroll, 0, FALSE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
339 } else {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
340 if (choice > 0)
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
341 choice--;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
342 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
343 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
344
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
345 } else if (key == KEY_NPAGE) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
346 for (i = 0; (i < max_choice); i++) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
347 if (scroll + max_choice < item_count()) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
348 do_scroll(menu, &scroll, 1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
349 print_item(scroll+max_choice-1,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
350 max_choice - 1, FALSE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
351 } else {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
352 if (choice + 1 < max_choice)
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
353 choice++;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
354 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
355 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
356 } else
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
357 choice = i;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
358
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
359 print_item(scroll + choice, choice, TRUE);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
360
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
361 print_arrows(dialog, item_count(), scroll,
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
362 box_y, box_x + item_x + 1, menu_height);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
363
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
364 wnoutrefresh(dialog);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
365 wrefresh(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
366
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
367 continue; /* wait for another key press */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
368 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
369
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
370 switch (key) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
371 case KEY_LEFT:
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
372 case TAB:
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
373 case KEY_RIGHT:
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
374 button = ((key == KEY_LEFT ? --button : ++button) < 0)
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
375 ? 2 : (button > 2 ? 0 : button);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
376
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
377 print_buttons(dialog, height, width, button);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
378 wrefresh(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
379 break;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
380 case ' ':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
381 case 's':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
382 case 'y':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
383 case 'n':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
384 case 'm':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
385 case '/':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
386 /* save scroll info */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
387 *s_scroll = scroll;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
388 delwin(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
389 delwin(dialog);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
390 item_set(scroll + choice);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
391 item_set_selected(1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
392 switch (key) {
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
393 case 's':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
394 return 3;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
395 case 'y':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
396 return 3;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
397 case 'n':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
398 return 4;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
399 case 'm':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
400 return 5;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
401 case ' ':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
402 return 6;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
403 case '/':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
404 return 7;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
405 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
406 return 0;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
407 case 'h':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
408 case '?':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
409 button = 2;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
410 case '\n':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
411 *s_scroll = scroll;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
412 delwin(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
413 delwin(dialog);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
414 item_set(scroll + choice);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
415 item_set_selected(1);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
416 return button;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
417 case 'e':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
418 case 'x':
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
419 key = KEY_ESC;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
420 break;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
421 case KEY_ESC:
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
422 key = on_key_esc(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
423 break;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
424 case KEY_RESIZE:
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
425 on_key_resize();
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
426 delwin(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
427 delwin(dialog);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
428 goto do_resize;
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
429 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
430 }
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
431 delwin(menu);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
432 delwin(dialog);
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
433 return key; /* ESC pressed */
4d21d59f3206 Add menuconfig, plus some basic Config info, lots of which is just future
landley@driftwood
parents:
diff changeset
434 }