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Diffstat (limited to 'scripts/lxdialog/inputbox.c')
-rw-r--r--scripts/lxdialog/inputbox.c408
1 files changed, 212 insertions, 196 deletions
diff --git a/scripts/lxdialog/inputbox.c b/scripts/lxdialog/inputbox.c
index 074d2d68bd31..9e9691567269 100644
--- a/scripts/lxdialog/inputbox.c
+++ b/scripts/lxdialog/inputbox.c
@@ -26,215 +26,231 @@ char dialog_input_result[MAX_LEN + 1];
26/* 26/*
27 * Print the termination buttons 27 * Print the termination buttons
28 */ 28 */
29static void 29static void print_buttons(WINDOW * dialog, int height, int width, int selected)
30print_buttons(WINDOW *dialog, int height, int width, int selected)
31{ 30{
32 int x = width / 2 - 11; 31 int x = width / 2 - 11;
33 int y = height - 2; 32 int y = height - 2;
34 33
35 print_button (dialog, " Ok ", y, x, selected==0); 34 print_button(dialog, " Ok ", y, x, selected == 0);
36 print_button (dialog, " Help ", y, x + 14, selected==1); 35 print_button(dialog, " Help ", y, x + 14, selected == 1);
37 36
38 wmove(dialog, y, x+1+14*selected); 37 wmove(dialog, y, x + 1 + 14 * selected);
39 wrefresh(dialog); 38 wrefresh(dialog);
40} 39}
41 40
42/* 41/*
43 * Display a dialog box for inputing a string 42 * Display a dialog box for inputing a string
44 */ 43 */
45int 44int
46dialog_inputbox (const char *title, const char *prompt, int height, int width, 45dialog_inputbox(const char *title, const char *prompt, int height, int width,
47 const char *init) 46 const char *init)
48{ 47{
49 int i, x, y, box_y, box_x, box_width; 48 int i, x, y, box_y, box_x, box_width;
50 int input_x = 0, scroll = 0, key = 0, button = -1; 49 int input_x = 0, scroll = 0, key = 0, button = -1;
51 char *instr = dialog_input_result; 50 char *instr = dialog_input_result;
52 WINDOW *dialog; 51 WINDOW *dialog;
53 52
54 /* center dialog box on screen */ 53 /* center dialog box on screen */
55 x = (COLS - width) / 2; 54 x = (COLS - width) / 2;
56 y = (LINES - height) / 2; 55 y = (LINES - height) / 2;
57 56
58 57 draw_shadow(stdscr, y, x, height, width);
59 draw_shadow (stdscr, y, x, height, width); 58
60 59 dialog = newwin(height, width, y, x);
61 dialog = newwin (height, width, y, x); 60 keypad(dialog, TRUE);
62 keypad (dialog, TRUE); 61
63 62 draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
64 draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr); 63 wattrset(dialog, border_attr);
65 wattrset (dialog, border_attr); 64 mvwaddch(dialog, height - 3, 0, ACS_LTEE);
66 mvwaddch (dialog, height-3, 0, ACS_LTEE); 65 for (i = 0; i < width - 2; i++)
67 for (i = 0; i < width - 2; i++) 66 waddch(dialog, ACS_HLINE);
68 waddch (dialog, ACS_HLINE); 67 wattrset(dialog, dialog_attr);
69 wattrset (dialog, dialog_attr); 68 waddch(dialog, ACS_RTEE);
70 waddch (dialog, ACS_RTEE); 69
71 70 if (title != NULL && strlen(title) >= width - 2) {
72 if (title != NULL && strlen(title) >= width-2 ) { 71 /* truncate long title -- mec */
73 /* truncate long title -- mec */ 72 char *title2 = malloc(width - 2 + 1);
74 char * title2 = malloc(width-2+1); 73 memcpy(title2, title, width - 2);
75 memcpy( title2, title, width-2 ); 74 title2[width - 2] = '\0';
76 title2[width-2] = '\0'; 75 title = title2;
77 title = title2; 76 }
78 } 77
79 78 if (title != NULL) {
80 if (title != NULL) { 79 wattrset(dialog, title_attr);
81 wattrset (dialog, title_attr); 80 mvwaddch(dialog, 0, (width - strlen(title)) / 2 - 1, ' ');
82 mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' '); 81 waddstr(dialog, (char *)title);
83 waddstr (dialog, (char *)title); 82 waddch(dialog, ' ');
84 waddch (dialog, ' '); 83 }
85 } 84
86 85 wattrset(dialog, dialog_attr);
87 wattrset (dialog, dialog_attr); 86 print_autowrap(dialog, prompt, width - 2, 1, 3);
88 print_autowrap (dialog, prompt, width - 2, 1, 3); 87
89 88 /* Draw the input field box */
90 /* Draw the input field box */ 89 box_width = width - 6;
91 box_width = width - 6; 90 getyx(dialog, y, x);
92 getyx (dialog, y, x); 91 box_y = y + 2;
93 box_y = y + 2; 92 box_x = (width - box_width) / 2;
94 box_x = (width - box_width) / 2; 93 draw_box(dialog, y + 1, box_x - 1, 3, box_width + 2,
95 draw_box (dialog, y + 1, box_x - 1, 3, box_width + 2, 94 border_attr, dialog_attr);
96 border_attr, dialog_attr); 95
97 96 print_buttons(dialog, height, width, 0);
98 print_buttons(dialog, height, width, 0); 97
99 98 /* Set up the initial value */
100 /* Set up the initial value */ 99 wmove(dialog, box_y, box_x);
101 wmove (dialog, box_y, box_x); 100 wattrset(dialog, inputbox_attr);
102 wattrset (dialog, inputbox_attr); 101
103 102 if (!init)
104 if (!init) 103 instr[0] = '\0';
105 instr[0] = '\0'; 104 else
106 else 105 strcpy(instr, init);
107 strcpy (instr, init); 106
108 107 input_x = strlen(instr);
109 input_x = strlen (instr); 108
110 109 if (input_x >= box_width) {
111 if (input_x >= box_width) { 110 scroll = input_x - box_width + 1;
112 scroll = input_x - box_width + 1; 111 input_x = box_width - 1;
113 input_x = box_width - 1; 112 for (i = 0; i < box_width - 1; i++)
114 for (i = 0; i < box_width - 1; i++) 113 waddch(dialog, instr[scroll + i]);
115 waddch (dialog, instr[scroll + i]); 114 } else
116 } else 115 waddstr(dialog, instr);
117 waddstr (dialog, instr); 116
118 117 wmove(dialog, box_y, box_x + input_x);
119 wmove (dialog, box_y, box_x + input_x); 118
120 119 wrefresh(dialog);
121 wrefresh (dialog); 120
122 121 while (key != ESC) {
123 while (key != ESC) { 122 key = wgetch(dialog);
124 key = wgetch (dialog); 123
125 124 if (button == -1) { /* Input box selected */
126 if (button == -1) { /* Input box selected */ 125 switch (key) {
127 switch (key) { 126 case TAB:
128 case TAB: 127 case KEY_UP:
129 case KEY_UP: 128 case KEY_DOWN:
130 case KEY_DOWN: 129 break;
131 break; 130 case KEY_LEFT:
132 case KEY_LEFT: 131 continue;
133 continue; 132 case KEY_RIGHT:
134 case KEY_RIGHT: 133 continue;
135 continue; 134 case KEY_BACKSPACE:
136 case KEY_BACKSPACE: 135 case 127:
137 case 127: 136 if (input_x || scroll) {
138 if (input_x || scroll) { 137 wattrset(dialog, inputbox_attr);
139 wattrset (dialog, inputbox_attr); 138 if (!input_x) {
140 if (!input_x) { 139 scroll =
141 scroll = scroll < box_width - 1 ? 140 scroll <
142 0 : scroll - (box_width - 1); 141 box_width - 1 ? 0 : scroll -
143 wmove (dialog, box_y, box_x); 142 (box_width - 1);
144 for (i = 0; i < box_width; i++) 143 wmove(dialog, box_y, box_x);
145 waddch (dialog, instr[scroll + input_x + i] ? 144 for (i = 0; i < box_width; i++)
146 instr[scroll + input_x + i] : ' '); 145 waddch(dialog,
147 input_x = strlen (instr) - scroll; 146 instr[scroll +
148 } else 147 input_x +
149 input_x--; 148 i] ?
150 instr[scroll + input_x] = '\0'; 149 instr[scroll +
151 mvwaddch (dialog, box_y, input_x + box_x, ' '); 150 input_x +
152 wmove (dialog, box_y, input_x + box_x); 151 i] : ' ');
153 wrefresh (dialog); 152 input_x =
153 strlen(instr) - scroll;
154 } else
155 input_x--;
156 instr[scroll + input_x] = '\0';
157 mvwaddch(dialog, box_y, input_x + box_x,
158 ' ');
159 wmove(dialog, box_y, input_x + box_x);
160 wrefresh(dialog);
161 }
162 continue;
163 default:
164 if (key < 0x100 && isprint(key)) {
165 if (scroll + input_x < MAX_LEN) {
166 wattrset(dialog, inputbox_attr);
167 instr[scroll + input_x] = key;
168 instr[scroll + input_x + 1] =
169 '\0';
170 if (input_x == box_width - 1) {
171 scroll++;
172 wmove(dialog, box_y,
173 box_x);
174 for (i = 0;
175 i < box_width - 1;
176 i++)
177 waddch(dialog,
178 instr
179 [scroll +
180 i]);
181 } else {
182 wmove(dialog, box_y,
183 input_x++ +
184 box_x);
185 waddch(dialog, key);
186 }
187 wrefresh(dialog);
188 } else
189 flash(); /* Alarm user about overflow */
190 continue;
191 }
192 }
154 } 193 }
155 continue; 194 switch (key) {
156 default: 195 case 'O':
157 if (key < 0x100 && isprint (key)) { 196 case 'o':
158 if (scroll + input_x < MAX_LEN) { 197 delwin(dialog);
159 wattrset (dialog, inputbox_attr); 198 return 0;
160 instr[scroll + input_x] = key; 199 case 'H':
161 instr[scroll + input_x + 1] = '\0'; 200 case 'h':
162 if (input_x == box_width - 1) { 201 delwin(dialog);
163 scroll++; 202 return 1;
164 wmove (dialog, box_y, box_x); 203 case KEY_UP:
165 for (i = 0; i < box_width - 1; i++) 204 case KEY_LEFT:
166 waddch (dialog, instr[scroll + i]); 205 switch (button) {
167 } else { 206 case -1:
168 wmove (dialog, box_y, input_x++ + box_x); 207 button = 1; /* Indicates "Cancel" button is selected */
169 waddch (dialog, key); 208 print_buttons(dialog, height, width, 1);
209 break;
210 case 0:
211 button = -1; /* Indicates input box is selected */
212 print_buttons(dialog, height, width, 0);
213 wmove(dialog, box_y, box_x + input_x);
214 wrefresh(dialog);
215 break;
216 case 1:
217 button = 0; /* Indicates "OK" button is selected */
218 print_buttons(dialog, height, width, 0);
219 break;
170 } 220 }
171 wrefresh (dialog); 221 break;
172 } else 222 case TAB:
173 flash (); /* Alarm user about overflow */ 223 case KEY_DOWN:
174 continue; 224 case KEY_RIGHT:
225 switch (button) {
226 case -1:
227 button = 0; /* Indicates "OK" button is selected */
228 print_buttons(dialog, height, width, 0);
229 break;
230 case 0:
231 button = 1; /* Indicates "Cancel" button is selected */
232 print_buttons(dialog, height, width, 1);
233 break;
234 case 1:
235 button = -1; /* Indicates input box is selected */
236 print_buttons(dialog, height, width, 0);
237 wmove(dialog, box_y, box_x + input_x);
238 wrefresh(dialog);
239 break;
240 }
241 break;
242 case ' ':
243 case '\n':
244 delwin(dialog);
245 return (button == -1 ? 0 : button);
246 case 'X':
247 case 'x':
248 key = ESC;
249 case ESC:
250 break;
175 } 251 }
176 }
177 }
178 switch (key) {
179 case 'O':
180 case 'o':
181 delwin (dialog);
182 return 0;
183 case 'H':
184 case 'h':
185 delwin (dialog);
186 return 1;
187 case KEY_UP:
188 case KEY_LEFT:
189 switch (button) {
190 case -1:
191 button = 1; /* Indicates "Cancel" button is selected */
192 print_buttons(dialog, height, width, 1);
193 break;
194 case 0:
195 button = -1; /* Indicates input box is selected */
196 print_buttons(dialog, height, width, 0);
197 wmove (dialog, box_y, box_x + input_x);
198 wrefresh (dialog);
199 break;
200 case 1:
201 button = 0; /* Indicates "OK" button is selected */
202 print_buttons(dialog, height, width, 0);
203 break;
204 }
205 break;
206 case TAB:
207 case KEY_DOWN:
208 case KEY_RIGHT:
209 switch (button) {
210 case -1:
211 button = 0; /* Indicates "OK" button is selected */
212 print_buttons(dialog, height, width, 0);
213 break;
214 case 0:
215 button = 1; /* Indicates "Cancel" button is selected */
216 print_buttons(dialog, height, width, 1);
217 break;
218 case 1:
219 button = -1; /* Indicates input box is selected */
220 print_buttons(dialog, height, width, 0);
221 wmove (dialog, box_y, box_x + input_x);
222 wrefresh (dialog);
223 break;
224 }
225 break;
226 case ' ':
227 case '\n':
228 delwin (dialog);
229 return (button == -1 ? 0 : button);
230 case 'X':
231 case 'x':
232 key = ESC;
233 case ESC:
234 break;
235 } 252 }
236 }
237 253
238 delwin (dialog); 254 delwin(dialog);
239 return -1; /* ESC pressed */ 255 return -1; /* ESC pressed */
240} 256}
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