[cpp]
/*
* main2.cc
*
* Created on: 2010-2-5
* Description:
* Copyright: 2010 @ ICT Li Heyuan
*/

#include <gtk/gtk.h>

typedef struct {
GtkWidget *user, *pass;
} pointer;

void closeApp(GtkWidget *window, gpointer data) {
gtk_main_quit();
}

void button_login(GtkWidget *button, gpointer data) {

if ((void*) data == NULL) {
return;
}

GtkWidget * user = ((pointer*) data)->user;
GtkWidget * pass = ((pointer*) data)->pass;

const char* user_text = gtk_entry_get_text(GTK_ENTRY(user));
const char* pass_text = gtk_entry_get_text(GTK_ENTRY(pass));

printf("Username %s,Password %s.\n", user_text, pass_text);
}

int main(int argc, char *argv[]) {

GtkWidget *window;
GtkWidget *hbox1, *hbox2, *vbox;
GtkWidget *fixed;
GtkWidget *label1, *label2;
GtkWidget *text1, *text2;
GtkWidget *button;

gtk_init(&argc, &argv);

window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), "I'm title"); //设置窗体标题
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER); //设置中心
gtk_window_set_default_size(GTK_WINDOW(window), 300, 150);
g_signal_connect(GTK_OBJECT(window), "destroy", GTK_SIGNAL_FUNC(closeApp),
NULL);

label1 = gtk_label_new("Username : "); //创建两个Label
label2 = gtk_label_new("Password : ");

text1 = gtk_entry_new(); //创建两个entry文本框
text2 = gtk_entry_new();
gtk_entry_set_visibility(GTK_ENTRY(text2), FALSE); //设置密码区域

button = gtk_button_new_with_label("Login");//一个按钮
pointer p = { text1, text2 };
g_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(button_login), &p);

hbox1 = gtk_hbox_new(TRUE, 5); //第一行，用户名的Label和Entry
gtk_box_pack_start(GTK_BOX(hbox1), label1, TRUE, FALSE, 5);
gtk_box_pack_start(GTK_BOX(hbox1), text1, TRUE, FALSE, 5);

hbox2 = gtk_hbox_new(TRUE, 5);//第二行，密码的Label和Entry
gtk_box_pack_start(GTK_BOX(hbox2), label2, TRUE, FALSE, 5);
gtk_box_pack_start(GTK_BOX(hbox2), text2, TRUE, FALSE, 5);

fixed = gtk_fixed_new();//一个fixed的容器，放入button
gtk_fixed_put(GTK_FIXED(fixed), button, 200, 0);

vbox = gtk_vbox_new(FALSE, 20); //把vbox1和vbox2放入hbox
gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), fixed, FALSE, FALSE, 5);

gtk_container_add(GTK_CONTAINER(window), vbox);

gtk_widget_show_all(window);
gtk_main();

return 0;
}

[/cpp]