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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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40
Task/Simple-windowed-application/C/simple-windowed-application.c Normal file
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#include <stdio.h>
#include <gtk/gtk.h>
const gchar *clickme = "Click Me";
guint counter = 0;
#define MAXLEN 64
void clickedme(GtkButton *o, gpointer d)
{
GtkLabel *l = GTK_LABEL(d);
char nt[MAXLEN];
counter++;
snprintf(nt, MAXLEN, "You clicked me %d times", counter);
gtk_label_set_text(l, nt);
}
int main(int argc, char **argv)
{
GtkWindow *win;
GtkButton *button;
GtkLabel *label;
GtkVBox *vbox;
gtk_init(&argc, &argv);
win = (GtkWindow*)gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(win, clickme);
button = (GtkButton*)gtk_button_new_with_label(clickme);
label = (GtkLabel*)gtk_label_new("There have been no clicks yet");
gtk_label_set_single_line_mode(label, TRUE);
vbox = (GtkVBox*)gtk_vbox_new(TRUE, 1);
gtk_container_add(GTK_CONTAINER(vbox), GTK_WIDGET(label));
gtk_container_add(GTK_CONTAINER(vbox), GTK_WIDGET(button));
gtk_container_add(GTK_CONTAINER(win), GTK_WIDGET(vbox));
g_signal_connect(G_OBJECT(win), "delete-event", (GCallback)gtk_main_quit, NULL);
g_signal_connect(G_OBJECT(button), "clicked", (GCallback)clickedme, label);
gtk_widget_show_all(GTK_WIDGET(win));
gtk_main();
return 0;
}