1/*****************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 */
9/* Copyright (c) 2000 David Odin (aka DindinX) for MandrakeSoft */
10/* an attempt to use the curl library in concert with a gtk-threaded application */
11
12#include <stdio.h>
13#include <gtk/gtk.h>
14
15#include <curl/curl.h>
16
17GtkWidget *Bar;
18
19size_t my_write_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
20{
21  return fwrite(ptr, size, nmemb, stream);
22}
23
24size_t my_read_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
25{
26  return fread(ptr, size, nmemb, stream);
27}
28
29int my_progress_func(GtkWidget *bar,
30                     double t, /* dltotal */
31                     double d, /* dlnow */
32                     double ultotal,
33                     double ulnow)
34{
35/*  printf("%d / %d (%g %%)\n", d, t, d*100.0/t);*/
36  gdk_threads_enter();
37  gtk_progress_set_value(GTK_PROGRESS(bar), d*100.0/t);
38  gdk_threads_leave();
39  return 0;
40}
41
42void *my_thread(void *ptr)
43{
44  CURL *curl;
45  CURLcode res;
46  FILE *outfile;
47  gchar *url = ptr;
48
49  curl = curl_easy_init();
50  if(curl)
51  {
52    outfile = fopen("test.curl", "w");
53
54    curl_easy_setopt(curl, CURLOPT_URL, url);
55    curl_easy_setopt(curl, CURLOPT_WRITEDATA, outfile);
56    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_write_func);
57    curl_easy_setopt(curl, CURLOPT_READFUNCTION, my_read_func);
58    curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0L);
59    curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, my_progress_func);
60    curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, Bar);
61
62    res = curl_easy_perform(curl);
63
64    fclose(outfile);
65    /* always cleanup */
66    curl_easy_cleanup(curl);
67  }
68
69  return NULL;
70}
71
72int main(int argc, char **argv)
73{
74  GtkWidget *Window, *Frame, *Frame2;
75  GtkAdjustment *adj;
76
77  /* Must initialize libcurl before any threads are started */
78  curl_global_init(CURL_GLOBAL_ALL);
79
80  /* Init thread */
81  g_thread_init(NULL);
82
83  gtk_init(&argc, &argv);
84  Window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
85  Frame = gtk_frame_new(NULL);
86  gtk_frame_set_shadow_type(GTK_FRAME(Frame), GTK_SHADOW_OUT);
87  gtk_container_add(GTK_CONTAINER(Window), Frame);
88  Frame2 = gtk_frame_new(NULL);
89  gtk_frame_set_shadow_type(GTK_FRAME(Frame2), GTK_SHADOW_IN);
90  gtk_container_add(GTK_CONTAINER(Frame), Frame2);
91  gtk_container_set_border_width(GTK_CONTAINER(Frame2), 5);
92  adj = (GtkAdjustment*)gtk_adjustment_new(0, 0, 100, 0, 0, 0);
93  Bar = gtk_progress_bar_new_with_adjustment(adj);
94  gtk_container_add(GTK_CONTAINER(Frame2), Bar);
95  gtk_widget_show_all(Window);
96
97  if (!g_thread_create(&my_thread, argv[1], FALSE, NULL) != 0)
98    g_warning("can't create the thread");
99
100
101  gdk_threads_enter();
102  gtk_main();
103  gdk_threads_leave();
104  return 0;
105}
106
107