curlgtk.c
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上传日期:2018-10-23
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文件大小:3k
- /*****************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ | |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * ___|___/|_| ______|
- *
- * $Id: curlgtk.c,v 1.7 2008-05-22 21:20:08 danf Exp $
- */
- /* Copyright (c) 2000 David Odin (aka DindinX) for MandrakeSoft */
- /* an attempt to use the curl library in concert with a gtk-threaded application */
- #include <stdio.h>
- #include <gtk/gtk.h>
- #include <curl/curl.h>
- #include <curl/types.h> /* new for v7 */
- #include <curl/easy.h> /* new for v7 */
- GtkWidget *Bar;
- size_t my_write_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
- {
- return fwrite(ptr, size, nmemb, stream);
- }
- size_t my_read_func(void *ptr, size_t size, size_t nmemb, FILE *stream)
- {
- return fread(ptr, size, nmemb, stream);
- }
- int my_progress_func(GtkWidget *bar,
- double t, /* dltotal */
- double d, /* dlnow */
- double ultotal,
- double ulnow)
- {
- /* printf("%d / %d (%g %%)n", d, t, d*100.0/t);*/
- gdk_threads_enter();
- gtk_progress_set_value(GTK_PROGRESS(bar), d*100.0/t);
- gdk_threads_leave();
- return 0;
- }
- void *my_thread(void *ptr)
- {
- CURL *curl;
- CURLcode res;
- FILE *outfile;
- gchar *url = ptr;
- curl = curl_easy_init();
- if(curl)
- {
- outfile = fopen("test.curl", "w");
- curl_easy_setopt(curl, CURLOPT_URL, url);
- curl_easy_setopt(curl, CURLOPT_WRITEDATA, outfile);
- curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_write_func);
- curl_easy_setopt(curl, CURLOPT_READFUNCTION, my_read_func);
- curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0L);
- curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, my_progress_func);
- curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, Bar);
- res = curl_easy_perform(curl);
- fclose(outfile);
- /* always cleanup */
- curl_easy_cleanup(curl);
- }
- return NULL;
- }
- int main(int argc, char **argv)
- {
- GtkWidget *Window, *Frame, *Frame2;
- GtkAdjustment *adj;
- /* Must initialize libcurl before any threads are started */
- curl_global_init(CURL_GLOBAL_ALL);
- /* Init thread */
- g_thread_init(NULL);
- gtk_init(&argc, &argv);
- Window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
- Frame = gtk_frame_new(NULL);
- gtk_frame_set_shadow_type(GTK_FRAME(Frame), GTK_SHADOW_OUT);
- gtk_container_add(GTK_CONTAINER(Window), Frame);
- Frame2 = gtk_frame_new(NULL);
- gtk_frame_set_shadow_type(GTK_FRAME(Frame2), GTK_SHADOW_IN);
- gtk_container_add(GTK_CONTAINER(Frame), Frame2);
- gtk_container_set_border_width(GTK_CONTAINER(Frame2), 5);
- adj = (GtkAdjustment*)gtk_adjustment_new(0, 0, 100, 0, 0, 0);
- Bar = gtk_progress_bar_new_with_adjustment(adj);
- gtk_container_add(GTK_CONTAINER(Frame2), Bar);
- gtk_widget_show_all(Window);
- if (!g_thread_create(&my_thread, argv[1], FALSE, NULL) != 0)
- g_warning("can't create the thread");
- gdk_threads_enter();
- gtk_main();
- gdk_threads_leave();
- return 0;
- }