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
|
#include <stdlib.h>
#include <gtk/gtk.h>
struct apk_window {
GtkWidget *mainwin;
GtkWidget *vbox;
GtkWidget *textview;
GtkWidget *progress;
GtkWidget *buttonbox;
GtkWidget *button;
};
static gboolean progress_io_cb(GIOChannel *io, GIOCondition condition, gpointer data)
{
GtkWidget *progress = data;
GError *err = NULL;
gchar *buf;
gsize len;
GIOStatus status;
status = g_io_channel_read_line(io, &buf, &len, NULL, &err);
if (buf != NULL) {
float done, total;
if (sscanf(buf, "%f/%f", &done, &total) == 2)
gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress), done/total);
g_free(buf);
}
return TRUE;
}
static gboolean output_io_cb(GIOChannel *io, GIOCondition condition, gpointer data)
{
GtkTextBuffer *viewbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(data));
GtkTextIter iter;
GError *err = NULL;
gchar *line;
gsize len;
g_io_channel_read_line(io, &line, &len, NULL, &err);
if (line != NULL) {
gtk_text_buffer_get_end_iter(viewbuf, &iter);
gtk_text_buffer_insert(viewbuf, &iter, line, len);
g_free(line);
gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(data), &iter, 0.0,
FALSE, 0, 0);
}
return TRUE;
}
struct apk_window win;
struct apk_window *win_init(int progress_fd, int out_fd, int err_fd)
{
GIOChannel *progress_io, *out_io, *err_io;
GtkWidget *scrollwin = gtk_scrolled_window_new(NULL, NULL);
win.mainwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_container_set_border_width(GTK_CONTAINER(win.mainwin), 10);
g_signal_connect(win.mainwin, "destroy", G_CALLBACK(gtk_main_quit), NULL);
win.vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 10);
gtk_widget_set_size_request(scrollwin, 640, 400);
win.textview = gtk_text_view_new();
gtk_text_view_set_editable(GTK_TEXT_VIEW(win.textview), FALSE);
gtk_container_add(GTK_CONTAINER(scrollwin), win.textview);
gtk_widget_show(scrollwin);
gtk_box_pack_start(GTK_BOX(win.vbox), scrollwin, TRUE, TRUE, 0);
gtk_widget_show(win.textview);
win.progress = gtk_progress_bar_new();
gtk_box_pack_start(GTK_BOX(win.vbox), win.progress, FALSE, FALSE, 0);
gtk_widget_show(win.progress);
win.buttonbox = gtk_button_box_new(GTK_ORIENTATION_HORIZONTAL);
win.button = gtk_button_new_with_label("Close");
gtk_widget_set_sensitive(win.button, FALSE);
gtk_box_pack_start(GTK_BOX(win.buttonbox), win.button, FALSE, FALSE, 0);
g_signal_connect(win.button, "clicked", G_CALLBACK(gtk_main_quit), NULL);
gtk_box_pack_start(GTK_BOX(win.vbox), win.buttonbox, FALSE, FALSE, 0);
gtk_widget_show(win.buttonbox);
gtk_widget_show(win.button);
gtk_container_add(GTK_CONTAINER(win.mainwin), win.vbox);
gtk_widget_show(win.vbox);
gtk_widget_show(win.mainwin);
progress_io = g_io_channel_unix_new(progress_fd);
g_io_add_watch(progress_io, G_IO_IN, progress_io_cb, win.progress);
out_io = g_io_channel_unix_new(out_fd);
g_io_add_watch(out_io, G_IO_IN, output_io_cb, win.textview);
err_io = g_io_channel_unix_new(err_fd);
g_io_add_watch(err_io, G_IO_IN, output_io_cb, win.textview);
return &win;
}
void child_setup(gpointer data)
{
int *fd = (int *)data;
close(*fd);
}
void child_watch_cb(GPid pid, gint status, gpointer data)
{
struct apk_window *win = (struct apk_window *)data;
gtk_widget_set_sensitive(win->button, TRUE);
g_spawn_close_pid(pid);
}
#define PIPE_READ 0
#define PIPE_WRITE 1
int main(int argc, char *argv[])
{
char **apk_argv;
int pipe_progress[2], pipe_stdout[2], pipe_stderr[2];
int i, n = 0;
char fd_str[32];
GPid child_pid;
gtk_init(&argc, &argv);
if (pipe(pipe_progress) < 0)
return 1;
apk_argv = g_malloc(sizeof(char *) * (argc + 4));
if (argv == NULL)
return 2;
apk_argv[n++] = "apk";
apk_argv[n++] = "--progress-fd";
snprintf(fd_str, sizeof(fd_str)-1, "%i", pipe_progress[PIPE_WRITE]);
apk_argv[n++] = fd_str;
apk_argv[n++] = "--no-progress";
for (i = 0; i< argc-1; i++)
apk_argv[i + n] = argv[i+1];
apk_argv[i + n] = NULL;
g_spawn_async_with_pipes(NULL, apk_argv, NULL,
G_SPAWN_LEAVE_DESCRIPTORS_OPEN
| G_SPAWN_SEARCH_PATH
| G_SPAWN_CHILD_INHERITS_STDIN
| G_SPAWN_DO_NOT_REAP_CHILD,
child_setup, &pipe_progress[PIPE_READ],
&child_pid,
NULL, pipe_stdout, pipe_stderr,
NULL);
close(pipe_progress[PIPE_WRITE]);
g_child_watch_add(child_pid, child_watch_cb, &win);
win_init(pipe_progress[PIPE_READ], pipe_stdout[PIPE_READ],
pipe_stderr[PIPE_READ]);
gtk_main();
return 0;
}
|
