summaryrefslogtreecommitdiffstats
path: root/mdk-stage1/newt-frontend.c
blob: 494751d901e02f9190f082de7964c9e780b2db9f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
/*
 * Guillaume Cottenceau (gc@mandrakesoft.com)
 *
 * Copyright 2000 MandrakeSoft
 *
 * This software may be freely redistributed under the terms of the GNU
 * public license.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

/*
 * Portions from Erik Troan (ewt@redhat.com)
 *
 * Copyright 1996 Red Hat Software 
 *
 */


/*
 * Each different frontend must implement all functions defined in frontend.h
 */


#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <sys/time.h>
#include "stage1.h"
#include "log.h"
#include "newt.h"

#include "frontend.h"


void init_frontend(void)
{
	newtInit();
	newtCls();
	
	newtDrawRootText(0, 0, "Welcome to " DISTRIB_NAME " (" VERSION ") " __DATE__ " " __TIME__);
	
	newtPushHelpLine(" <Alt-F1> for here, <Alt-F3> to see the logs, <Alt-F4> for kernel msg");
}


void finish_frontend(void)
{
	newtFinished();
}


void error_message(char *msg, ...)
{
	va_list args;
	va_start(args, msg);
	va_end(args);
	newtWinMessagev("Error", "Ok", msg, args);
	unset_param(MODE_AUTOMATIC);
}

void info_message(char *msg, ...)
{
	va_list args;
	va_start(args, msg);
	va_end(args);
	if (!IS_AUTOMATIC)
		newtWinMessagev("Notice", "Ok", msg, args);
	else
		vlog_message(msg, args);
}


void wait_message(char *msg, ...)
{
	int width = 8;
	int height = 3;
	char * title = "Please wait...";
	newtComponent c, f;
	char * buf = NULL;
	int size = 0;
	int i = 0;
	va_list args;
	
	va_start(args, msg);
	
	do {
		size += 1000;
		if (buf) free(buf);
		buf = malloc(size);
		i = vsnprintf(buf, size, msg, args);
		width += i;
	} while (i == size);
	
	va_end(args);
	
	newtCenteredWindow(width, height, title);

	c = newtTextbox(1, 1, width - 2, height - 2, NEWT_TEXTBOX_WRAP);
	newtTextboxSetText(c, buf);
	f = newtForm(NULL, NULL, 0);

	free(buf);

	newtFormAddComponent(f, c);

	newtDrawForm(f);
	newtRefresh();
	newtFormDestroy(f);
}

void remove_wait_message(void)
{
	newtPopWindow();
}


static newtComponent form = NULL, scale = NULL;
static int size_progress;
static int actually_drawn;
static char * msg_progress;

void init_progression(char *msg, int size)
{
	size_progress = size;
	if (size) {
		actually_drawn = 0;
		newtCenteredWindow(70, 5, "Please wait...");
		form = newtForm(NULL, NULL, 0);
		newtFormAddComponent(form, newtLabel(1, 1, msg));
		scale = newtScale(1, 3, 68, size);
		newtFormAddComponent(form, scale);
		newtDrawForm(form);
		newtRefresh();
	}
	else {
		wait_message(msg);
		msg_progress = msg;
	}
}

void update_progression(int current_size)
{
	if (size_progress) {
		if (current_size <= size_progress)
			newtScaleSet(scale, current_size);
		newtRefresh();
	}
	else {
		struct timeval t;
		int time;
		static int last_time = -1;
		gettimeofday(&t, NULL);
		time = t.tv_sec*3 + t.tv_usec/300000;
		if (time != last_time) {
			char msg_prog_final[500];
			sprintf(msg_prog_final, "%s (%d bytes read) ", msg_progress, current_size);
			remove_wait_message();
			wait_message(msg_prog_final);
		}
		last_time = time;
	}
}

void end_progression(void)
{
	if (size_progress) {
		newtPopWindow();
		newtFormDestroy(form);
	}
	else
		remove_wait_message();
}


enum return_type ask_from_list_comments(char *msg, char ** elems, char ** elems_comments, char ** choice)
{
	char * items[50];
	int answer = 0, rc;
	char ** sav_elems = elems;
	int i;

	i = 0;
	while (elems && *elems) {
		items[i] = malloc(sizeof(char) * (strlen(*elems) + strlen(*elems_comments) + 4));
		strcpy(items[i], *elems);
		strcat(items[i], " (");
		strcat(items[i], *elems_comments);
		strcat(items[i], ")");
		i++;
		elems++;
		elems_comments++;
	}
	items[i] = NULL;

	rc = newtWinMenu("Please choose...", msg, 52, 5, 5, 7, items, &answer, "Ok", "Cancel", NULL);

	if (rc == 2)
		return RETURN_BACK;

	*choice = strdup(sav_elems[answer]);

	return RETURN_OK;
}


enum return_type ask_from_list(char *msg, char ** elems, char ** choice)
{
	int answer = 0, rc;

	rc = newtWinMenu("Please choose...", msg, 52, 5, 5, 7, elems, &answer, "Ok", "Cancel", NULL);

	if (rc == 2)
		return RETURN_BACK;

	*choice = strdup(elems[answer]);

	return RETURN_OK;
}


enum return_type ask_yes_no(char *msg)
{
	int rc;

	rc = newtWinTernary("Please answer...", "Yes", "No", "Back", msg);

	if (rc == 1)
		return RETURN_OK;
	else if (rc == 3)
		return RETURN_BACK;
	else return RETURN_ERROR;
}

enum return_type ask_from_entries(char *msg, char ** questions, char *** answers, int entry_size)
{
	struct newtWinEntry entries[50];
	int j, i = 0;
	int rc;

	while (questions && *questions) {
		entries[i].text = *questions;
		entries[i].flags = NEWT_FLAG_SCROLL;
		i++;
		questions++;
	}
	entries[i].text = NULL;
	entries[i].value = NULL;

	*answers = (char **) malloc(sizeof(char *) * i);

	for (j = 0 ; j < i ; j++) {
		entries[j].value = &((*answers)[j]);
		*(entries[j].value) = NULL;
	}

	rc = newtWinEntries("Please fill entries...", msg, 52, 5, 5, entry_size, entries, "Ok", "Cancel", NULL); 

	if (rc == 3)
		return RETURN_BACK;
	if (rc != 1)
		return RETURN_ERROR;
	
	return RETURN_OK;
}