Commit | Line | Data |
---|---|---|
c906108c | 1 | /* |
c5aa993b JM |
2 | ** tuiCommand.c |
3 | ** This module contains functions specific to command window processing. | |
4 | */ | |
c906108c SS |
5 | |
6 | ||
7 | #include "defs.h" | |
8 | #include "tui.h" | |
9 | #include "tuiData.h" | |
10 | #include "tuiWin.h" | |
11 | #include "tuiIO.h" | |
12 | ||
13 | ||
14 | /***************************************** | |
15 | ** STATIC LOCAL FUNCTIONS FORWARD DECLS ** | |
16 | ******************************************/ | |
17 | ||
18 | ||
19 | ||
20 | /***************************************** | |
21 | ** PUBLIC FUNCTIONS ** | |
22 | ******************************************/ | |
23 | ||
24 | /* | |
c5aa993b JM |
25 | ** tuiDispatchCtrlChar(). |
26 | ** Dispatch the correct tui function based upon the control character. | |
27 | */ | |
c906108c SS |
28 | unsigned int |
29 | #ifdef __STDC__ | |
30 | tuiDispatchCtrlChar ( | |
31 | unsigned int ch) | |
32 | #else | |
33 | tuiDispatchCtrlChar (ch) | |
34 | unsigned int ch; | |
35 | #endif | |
36 | { | |
37 | TuiWinInfoPtr winInfo = tuiWinWithFocus (); | |
38 | ||
39 | /* | |
c5aa993b JM |
40 | ** If the command window has the logical focus, or no-one does |
41 | ** assume it is the command window; in this case, pass the | |
42 | ** character on through and do nothing here. | |
43 | */ | |
c906108c SS |
44 | if (winInfo == (TuiWinInfoPtr) NULL || winInfo == cmdWin) |
45 | return ch; | |
46 | else | |
47 | { | |
48 | unsigned int c = 0, chCopy = ch; | |
49 | register int i; | |
50 | char *term; | |
51 | ||
52 | /* If this is an xterm, page next/prev keys aren't returned | |
c5aa993b JM |
53 | ** by keypad as a single char, so we must handle them here. |
54 | ** Seems like a bug in the curses library? | |
55 | */ | |
c906108c SS |
56 | term = (char *) getenv ("TERM"); |
57 | for (i = 0; (term && term[i]); i++) | |
58 | term[i] = toupper (term[i]); | |
59 | if ((strcmp (term, "XTERM") == 0) && m_isStartSequence (ch)) | |
60 | { | |
61 | unsigned int pageCh = 0, tmpChar; | |
62 | ||
63 | tmpChar = 0; | |
64 | while (!m_isEndSequence (tmpChar)) | |
65 | { | |
66 | tmpChar = (int) wgetch (cmdWin->generic.handle); | |
67 | if (!tmpChar) | |
68 | break; | |
69 | if (tmpChar == 53) | |
70 | pageCh = KEY_PPAGE; | |
71 | else if (tmpChar == 54) | |
72 | pageCh = KEY_NPAGE; | |
73 | } | |
74 | chCopy = pageCh; | |
75 | } | |
76 | ||
77 | switch (chCopy) | |
78 | { | |
79 | case KEY_NPAGE: | |
80 | tuiScrollForward (winInfo, 0); | |
81 | break; | |
82 | case KEY_PPAGE: | |
83 | tuiScrollBackward (winInfo, 0); | |
84 | break; | |
85 | case KEY_DOWN: | |
86 | case KEY_SF: | |
87 | tuiScrollForward (winInfo, 1); | |
88 | break; | |
89 | case KEY_UP: | |
90 | case KEY_SR: | |
91 | tuiScrollBackward (winInfo, 1); | |
92 | break; | |
93 | case KEY_RIGHT: | |
94 | tuiScrollLeft (winInfo, 1); | |
95 | break; | |
96 | case KEY_LEFT: | |
97 | tuiScrollRight (winInfo, 1); | |
98 | break; | |
99 | case '\f': | |
100 | tuiRefreshAll (); | |
101 | break; | |
102 | default: | |
103 | c = chCopy; | |
104 | break; | |
105 | } | |
106 | return c; | |
107 | } | |
108 | } /* tuiDispatchCtrlChar */ | |
109 | ||
110 | ||
111 | /* | |
c5aa993b JM |
112 | ** tuiIncrCommandCharCountBy() |
113 | ** Increment the current character count in the command window, | |
114 | ** checking for overflow. Returns the new value of the char count. | |
115 | */ | |
c906108c SS |
116 | int |
117 | #ifdef __STDC__ | |
118 | tuiIncrCommandCharCountBy ( | |
119 | int count) | |
120 | #else | |
121 | tuiIncrCommandCharCountBy (count) | |
122 | int count; | |
123 | #endif | |
124 | { | |
125 | if (tui_version) | |
126 | { | |
127 | if ((count + cmdWin->detail.commandInfo.curch) >= cmdWin->generic.width) | |
128 | cmdWin->detail.commandInfo.curch = | |
129 | (count + cmdWin->detail.commandInfo.curch) - cmdWin->generic.width; | |
130 | else | |
131 | cmdWin->detail.commandInfo.curch += count; | |
132 | } | |
133 | ||
134 | return cmdWin->detail.commandInfo.curch; | |
135 | } /* tuiIncrCommandCharCountBy */ | |
136 | ||
137 | ||
138 | /* | |
c5aa993b JM |
139 | ** tuiDecrCommandCharCountBy() |
140 | ** Decrement the current character count in the command window, | |
141 | ** checking for overflow. Returns the new value of the char count. | |
142 | */ | |
c906108c SS |
143 | int |
144 | #ifdef __STDC__ | |
145 | tuiDecrCommandCharCountBy ( | |
146 | int count) | |
147 | #else | |
148 | tuiDecrCommandCharCountBy (count) | |
149 | int count; | |
150 | #endif | |
151 | { | |
152 | if (tui_version) | |
153 | { | |
154 | if ((cmdWin->detail.commandInfo.curch - count) < 0) | |
155 | cmdWin->detail.commandInfo.curch = | |
156 | cmdWin->generic.width + (cmdWin->detail.commandInfo.curch - count); | |
157 | else | |
158 | cmdWin->detail.commandInfo.curch -= count; | |
159 | } | |
160 | ||
161 | return cmdWin->detail.commandInfo.curch; | |
162 | } /* tuiDecrCommandCharCountBy */ | |
163 | ||
164 | ||
165 | /* | |
c5aa993b JM |
166 | ** tuiSetCommandCharCountTo() |
167 | ** Set the character count to count. | |
168 | */ | |
c906108c SS |
169 | int |
170 | #ifdef __STDC__ | |
171 | tuiSetCommandCharCountTo ( | |
172 | int count) | |
173 | #else | |
174 | tuiSetCommandCharCountTo (count) | |
175 | int count; | |
176 | #endif | |
177 | { | |
178 | if (tui_version) | |
179 | { | |
180 | if (count > cmdWin->generic.width - 1) | |
181 | { | |
182 | cmdWin->detail.commandInfo.curch = 0; | |
183 | tuiIncrCommandCharCountBy (count); | |
184 | } | |
185 | else | |
186 | cmdWin->detail.commandInfo.curch -= count; | |
187 | } | |
188 | ||
189 | return cmdWin->detail.commandInfo.curch; | |
190 | } /* tuiSetCommandCharCountTo */ | |
191 | ||
192 | ||
193 | ||
194 | /* | |
c5aa993b JM |
195 | ** tuiClearCommandCharCount() |
196 | ** Clear the character count to count. | |
197 | */ | |
c906108c SS |
198 | int |
199 | #ifdef __STDC__ | |
200 | tuiClearCommandCharCount (void) | |
201 | #else | |
202 | tuiClearCommandCharCount () | |
203 | #endif | |
204 | { | |
205 | if (tui_version) | |
206 | cmdWin->detail.commandInfo.curch = 0; | |
207 | ||
208 | return cmdWin->detail.commandInfo.curch; | |
209 | } /* tuiClearCommandCharCount */ | |
210 | ||
211 | ||
212 | ||
213 | /***************************************** | |
214 | ** STATIC LOCAL FUNCTIONS ** | |
215 | ******************************************/ |