curlgtk.c
Go to the documentation of this file.
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 
20 GtkWidget *Bar;
21 
22 size_t my_write_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
23 {
24  return fwrite(ptr, size, nmemb, stream);
25 }
26 
27 size_t my_read_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
28 {
29  return fread(ptr, size, nmemb, stream);
30 }
31 
32 int 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 
45 void *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 
75 int main(int argc, char **argv)
76 {
77  GtkWidget *Window, *Frame, *Frame2;
78  GtkAdjustment *adj;
79 
80  /* Must initialize libcurl before any threads are started */
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 
int main(int argc, char **argv)
Definition: curlgtk.c:75
filename
int my_progress_func(GtkWidget *bar, double t, double d, double ultotal, double ulnow)
Definition: curlgtk.c:32
size_t my_write_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
Definition: curlgtk.c:22
UNITTEST_START char * ptr
Definition: unit1330.c:38
CURLcode
Definition: curl.h:454
GtkWidget * Bar
Definition: curlgtk.c:20
static int res
#define curl_easy_setopt(handle, option, value)
Definition: typecheck-gcc.h:41
#define FALSE
CURL_EXTERN CURL * curl_easy_init(void)
Definition: easy.c:343
CURL_EXTERN void curl_easy_cleanup(CURL *curl)
size_t fread(void *, size_t, size_t, FILE *)
CURL_EXTERN CURLcode curl_global_init(long flags)
curl_global_init() globally initializes curl given a bitwise set of the different features of what to...
Definition: easy.c:271
void CURL
Definition: curl.h:102
size_t my_read_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
Definition: curlgtk.c:27
void * my_thread(void *ptr)
Definition: curlgtk.c:45
size_t size
Definition: unit1302.c:52
#define CURL_GLOBAL_ALL
Definition: curl.h:2519
static CURL * curl
Definition: sessioninfo.c:35
size_t fwrite(const void *, size_t, size_t, FILE *)
CURL_EXTERN CURLcode curl_easy_perform(CURL *curl)


rc_tagdetect_client
Author(s): Monika Florek-Jasinska , Raphael Schaller
autogenerated on Sat Feb 13 2021 03:42:08