(1) gtk8.c
treehrt@treehrt-BM6AE-BM1AE-BP1AE:~/mysqlc$ cat gtk8.c #include <gtk/gtk.h> static gboolean button_press_callback (GtkWidget *event_box, GdkEventButton *event, gpointer data) { g_print ("%f,%f\n", event->x, event->y); return TRUE; }
int main (int argc, char *argv[]) { GtkWidget *window;
gtk_init (&argc, &argv); window = gtk_window_new(GTK_WINDOW_TOPLEVEL); GtkWidget *event_box; event_box = gtk_event_box_new (); gtk_container_add (GTK_CONTAINER (window), event_box);
GtkWidget * im; im = gtk_image_new_from_file("map.png"); gtk_container_add (GTK_CONTAINER (event_box), im); g_signal_connect (G_OBJECT(event_box), "button_press_event", G_CALLBACK (button_press_callback), im);
gtk_window_set_title(GTK_WINDOW (window), "map");
gtk_widget_show_all (window); gtk_main(); return 0; }
(2)編譯與執行
treehrt@treehrt-BM6AE-BM1AE-BP1AE:~/mysqlc$ gcc gtk8.c -Wall `pkg-config --cflags --libs gtk+-3.0` -export-dynamic treehrt@treehrt-BM6AE-BM1AE-BP1AE:~/mysqlc$ ./a.out & [12] 4470 treehrt@treehrt-BM6AE-BM1AE-BP1AE:~/mysqlc$ 536.113159,156.131699 536.113159,156.131699 536.113159,156.131699 520.113159,137.131699 285.690460,133.012070 285.690460,133.012070 285.690460,133.012070 285.690460,133.012070 285.690460,133.012070
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