1/*****************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 *  Copyright (c) 2000 David Odin (aka DindinX) for MandrakeSoft
9 */
10/* <DESC>
11 * use the libcurl in a gtk-threaded application
12 * </DESC>
13 */
14
15#include <stdio.h>
16#include <gtk/gtk.h>
17
18#include <curl/curl.h>
19
20GtkWidget *Bar;
21
22size_t my_write_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
23{
24  return fwrite(ptr, size, nmemb, stream);
25}
26
27size_t my_read_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
28{
29  return fread(ptr, size, nmemb, stream);
30}
31
32int my_progress_func(GtkWidget *bar,
33                     double t, /* dltotal */
34                     double d, /* dlnow */
35                     double ultotal,
36                     double ulnow)
37{
38/*  printf("%d / %d (%g %%)\n", d, t, d*100.0/t);*/
39  gdk_threads_enter();
40  gtk_progress_set_value(GTK_PROGRESS(bar), d*100.0/t);
41  gdk_threads_leave();
42  return 0;
43}
44
45void *my_thread(void *ptr)
46{
47  CURL *curl;
48  CURLcode res;
49  FILE *outfile;
50  gchar *url = ptr;
51
52  curl = curl_easy_init();
53  if(curl) {
54    const char *filename = "test.curl";
55    outfile = fopen(filename, "wb");
56
57    curl_easy_setopt(curl, CURLOPT_URL, url);
58    curl_easy_setopt(curl, CURLOPT_WRITEDATA, outfile);
59    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_write_func);
60    curl_easy_setopt(curl, CURLOPT_READFUNCTION, my_read_func);
61    curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0L);
62    curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, my_progress_func);
63    curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, Bar);
64
65    res = curl_easy_perform(curl);
66
67    fclose(outfile);
68    /* always cleanup */
69    curl_easy_cleanup(curl);
70  }
71
72  return NULL;
73}
74
75int main(int argc, char **argv)
76{
77  GtkWidget *Window, *Frame, *Frame2;
78  GtkAdjustment *adj;
79
80  /* Must initialize libcurl before any threads are started */
81  curl_global_init(CURL_GLOBAL_ALL);
82
83  /* Init thread */
84  g_thread_init(NULL);
85
86  gtk_init(&argc, &argv);
87  Window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
88  Frame = gtk_frame_new(NULL);
89  gtk_frame_set_shadow_type(GTK_FRAME(Frame), GTK_SHADOW_OUT);
90  gtk_container_add(GTK_CONTAINER(Window), Frame);
91  Frame2 = gtk_frame_new(NULL);
92  gtk_frame_set_shadow_type(GTK_FRAME(Frame2), GTK_SHADOW_IN);
93  gtk_container_add(GTK_CONTAINER(Frame), Frame2);
94  gtk_container_set_border_width(GTK_CONTAINER(Frame2), 5);
95  adj = (GtkAdjustment*)gtk_adjustment_new(0, 0, 100, 0, 0, 0);
96  Bar = gtk_progress_bar_new_with_adjustment(adj);
97  gtk_container_add(GTK_CONTAINER(Frame2), Bar);
98  gtk_widget_show_all(Window);
99
100  if(!g_thread_create(&my_thread, argv[1], FALSE, NULL) != 0)
101    g_warning("can't create the thread");
102
103
104  gdk_threads_enter();
105  gtk_main();
106  gdk_threads_leave();
107  return 0;
108}
109
110