使用GTK+获取屏幕分辨率并设置满屏显示效果

/*

 * Name: full_screen.c

 */

#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>

/* the key value defines can be found here */

#include <stdio.h>

static void

on_key_press(GtkWidget *widget, GdkEventKey *event, gpointer user_data)
{

    switch(event->keyval)

    {

        case GDK_Escape:

            gtk_main_quit();

            break;

        default:

            break;

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

    gtk_init(&argc, &argv);

    /* Get the Screen Resolution */

    GdkScreen* screen;

    gint width, height;

    screen = gdk_screen_get_default();

    width = gdk_screen_get_width(screen);

    height = gdk_screen_get_height(screen);

    printf("screen width: %d, height: %d\n", width, height);

    /* Create window and set full screen */

    GtkWidget *window;

    window = gtk_window_new(GTK_WINDOW_TOPLEVEL);

    gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);

    gtk_window_set_default_size(GTK_WINDOW(window), width, height);

    gtk_window_set_decorated(GTK_WINDOW(window), FALSE); /* hide the title bar and the boder */

    gtk_widget_show (window);

    /* add key event for quit */

    g_signal_connect(G_OBJECT(window), \

            "key-press-event", \

            G_CALLBACK(on_key_press), NULL);

    gtk_main();

    return 0;
}