Commit | Line | Data |
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f377b406 SC |
1 | /* Specific command window processing. |
2 | Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc. | |
3 | Contributed by Hewlett-Packard Company. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
21 | |
22 | #include "defs.h" | |
23 | #include "tui.h" | |
24 | #include "tuiData.h" | |
25 | #include "tuiWin.h" | |
26 | #include "tuiIO.h" | |
27 | ||
28 | ||
29 | /***************************************** | |
30 | ** STATIC LOCAL FUNCTIONS FORWARD DECLS ** | |
31 | ******************************************/ | |
32 | ||
33 | ||
34 | ||
35 | /***************************************** | |
36 | ** PUBLIC FUNCTIONS ** | |
37 | ******************************************/ | |
38 | ||
39 | /* | |
c5aa993b JM |
40 | ** tuiDispatchCtrlChar(). |
41 | ** Dispatch the correct tui function based upon the control character. | |
42 | */ | |
c906108c SS |
43 | unsigned int |
44 | #ifdef __STDC__ | |
45 | tuiDispatchCtrlChar ( | |
46 | unsigned int ch) | |
47 | #else | |
48 | tuiDispatchCtrlChar (ch) | |
49 | unsigned int ch; | |
50 | #endif | |
51 | { | |
52 | TuiWinInfoPtr winInfo = tuiWinWithFocus (); | |
53 | ||
54 | /* | |
c5aa993b JM |
55 | ** If the command window has the logical focus, or no-one does |
56 | ** assume it is the command window; in this case, pass the | |
57 | ** character on through and do nothing here. | |
58 | */ | |
c906108c SS |
59 | if (winInfo == (TuiWinInfoPtr) NULL || winInfo == cmdWin) |
60 | return ch; | |
61 | else | |
62 | { | |
63 | unsigned int c = 0, chCopy = ch; | |
64 | register int i; | |
65 | char *term; | |
66 | ||
67 | /* If this is an xterm, page next/prev keys aren't returned | |
c5aa993b JM |
68 | ** by keypad as a single char, so we must handle them here. |
69 | ** Seems like a bug in the curses library? | |
70 | */ | |
c906108c SS |
71 | term = (char *) getenv ("TERM"); |
72 | for (i = 0; (term && term[i]); i++) | |
73 | term[i] = toupper (term[i]); | |
74 | if ((strcmp (term, "XTERM") == 0) && m_isStartSequence (ch)) | |
75 | { | |
76 | unsigned int pageCh = 0, tmpChar; | |
77 | ||
78 | tmpChar = 0; | |
79 | while (!m_isEndSequence (tmpChar)) | |
80 | { | |
81 | tmpChar = (int) wgetch (cmdWin->generic.handle); | |
82 | if (!tmpChar) | |
83 | break; | |
84 | if (tmpChar == 53) | |
85 | pageCh = KEY_PPAGE; | |
86 | else if (tmpChar == 54) | |
87 | pageCh = KEY_NPAGE; | |
88 | } | |
89 | chCopy = pageCh; | |
90 | } | |
91 | ||
92 | switch (chCopy) | |
93 | { | |
94 | case KEY_NPAGE: | |
95 | tuiScrollForward (winInfo, 0); | |
96 | break; | |
97 | case KEY_PPAGE: | |
98 | tuiScrollBackward (winInfo, 0); | |
99 | break; | |
100 | case KEY_DOWN: | |
101 | case KEY_SF: | |
102 | tuiScrollForward (winInfo, 1); | |
103 | break; | |
104 | case KEY_UP: | |
105 | case KEY_SR: | |
106 | tuiScrollBackward (winInfo, 1); | |
107 | break; | |
108 | case KEY_RIGHT: | |
109 | tuiScrollLeft (winInfo, 1); | |
110 | break; | |
111 | case KEY_LEFT: | |
112 | tuiScrollRight (winInfo, 1); | |
113 | break; | |
114 | case '\f': | |
115 | tuiRefreshAll (); | |
116 | break; | |
117 | default: | |
118 | c = chCopy; | |
119 | break; | |
120 | } | |
121 | return c; | |
122 | } | |
123 | } /* tuiDispatchCtrlChar */ | |
124 | ||
125 | ||
126 | /* | |
c5aa993b JM |
127 | ** tuiIncrCommandCharCountBy() |
128 | ** Increment the current character count in the command window, | |
129 | ** checking for overflow. Returns the new value of the char count. | |
130 | */ | |
c906108c SS |
131 | int |
132 | #ifdef __STDC__ | |
133 | tuiIncrCommandCharCountBy ( | |
134 | int count) | |
135 | #else | |
136 | tuiIncrCommandCharCountBy (count) | |
137 | int count; | |
138 | #endif | |
139 | { | |
140 | if (tui_version) | |
141 | { | |
142 | if ((count + cmdWin->detail.commandInfo.curch) >= cmdWin->generic.width) | |
143 | cmdWin->detail.commandInfo.curch = | |
144 | (count + cmdWin->detail.commandInfo.curch) - cmdWin->generic.width; | |
145 | else | |
146 | cmdWin->detail.commandInfo.curch += count; | |
147 | } | |
148 | ||
149 | return cmdWin->detail.commandInfo.curch; | |
150 | } /* tuiIncrCommandCharCountBy */ | |
151 | ||
152 | ||
153 | /* | |
c5aa993b JM |
154 | ** tuiDecrCommandCharCountBy() |
155 | ** Decrement the current character count in the command window, | |
156 | ** checking for overflow. Returns the new value of the char count. | |
157 | */ | |
c906108c SS |
158 | int |
159 | #ifdef __STDC__ | |
160 | tuiDecrCommandCharCountBy ( | |
161 | int count) | |
162 | #else | |
163 | tuiDecrCommandCharCountBy (count) | |
164 | int count; | |
165 | #endif | |
166 | { | |
167 | if (tui_version) | |
168 | { | |
169 | if ((cmdWin->detail.commandInfo.curch - count) < 0) | |
170 | cmdWin->detail.commandInfo.curch = | |
171 | cmdWin->generic.width + (cmdWin->detail.commandInfo.curch - count); | |
172 | else | |
173 | cmdWin->detail.commandInfo.curch -= count; | |
174 | } | |
175 | ||
176 | return cmdWin->detail.commandInfo.curch; | |
177 | } /* tuiDecrCommandCharCountBy */ | |
178 | ||
179 | ||
180 | /* | |
c5aa993b JM |
181 | ** tuiSetCommandCharCountTo() |
182 | ** Set the character count to count. | |
183 | */ | |
c906108c SS |
184 | int |
185 | #ifdef __STDC__ | |
186 | tuiSetCommandCharCountTo ( | |
187 | int count) | |
188 | #else | |
189 | tuiSetCommandCharCountTo (count) | |
190 | int count; | |
191 | #endif | |
192 | { | |
193 | if (tui_version) | |
194 | { | |
195 | if (count > cmdWin->generic.width - 1) | |
196 | { | |
197 | cmdWin->detail.commandInfo.curch = 0; | |
198 | tuiIncrCommandCharCountBy (count); | |
199 | } | |
200 | else | |
201 | cmdWin->detail.commandInfo.curch -= count; | |
202 | } | |
203 | ||
204 | return cmdWin->detail.commandInfo.curch; | |
205 | } /* tuiSetCommandCharCountTo */ | |
206 | ||
207 | ||
208 | ||
209 | /* | |
c5aa993b JM |
210 | ** tuiClearCommandCharCount() |
211 | ** Clear the character count to count. | |
212 | */ | |
c906108c SS |
213 | int |
214 | #ifdef __STDC__ | |
215 | tuiClearCommandCharCount (void) | |
216 | #else | |
217 | tuiClearCommandCharCount () | |
218 | #endif | |
219 | { | |
220 | if (tui_version) | |
221 | cmdWin->detail.commandInfo.curch = 0; | |
222 | ||
223 | return cmdWin->detail.commandInfo.curch; | |
224 | } /* tuiClearCommandCharCount */ | |
225 | ||
226 | ||
227 | ||
228 | /***************************************** | |
229 | ** STATIC LOCAL FUNCTIONS ** | |
230 | ******************************************/ |