/** visual.c **/
#include <gnome.h>

gint eventDelete(GtkWidget *widget,
        GdkEvent *event,gpointer data);
gint eventDestroy(GtkWidget *widget,
        GdkEvent *event,gpointer data);

int main(int argc,char *argv[])
{
    GtkWidget *app;
    GtkWidget *label;
    GdkVisual *visual;
    gchar work[80];
    gchar text[4096];

    gnome_init("visual","1.0",argc,argv);
    app = gnome_app_new("visual","GdkVisual");
    gtk_container_set_border_width(GTK_CONTAINER(app),30);
    gtk_signal_connect(GTK_OBJECT(app),"delete_event",
            GTK_SIGNAL_FUNC(eventDelete),NULL);
    gtk_signal_connect(GTK_OBJECT(app),"destroy",
            GTK_SIGNAL_FUNC(eventDestroy),NULL);

    visual = gdk_visual_get_system();

    sprintf(text,"Type: ");
    switch(visual->type) {
    case GDK_VISUAL_STATIC_GRAY:
        strcat(text,"Static Gray\n");
        break;
    case GDK_VISUAL_GRAYSCALE:
        strcat(text,"Grayscale\n");
        break;
    case GDK_VISUAL_STATIC_COLOR:
        strcat(text,"Static Color\n");
        break;
    case GDK_VISUAL_PSEUDO_COLOR:
        strcat(text,"Pseudo Color\n");
        break;
    case GDK_VISUAL_TRUE_COLOR:
        strcat(text,"True Color\n");
        break;
    case GDK_VISUAL_DIRECT_COLOR:
        strcat(text,"Direct Color\n");
        break;
    }
    sprintf(work,"Depth (number of bits per pixel): %d\n",
            visual->depth);
    strcat(text,work);
    strcat(text,"Byte order: ");
    switch(visual->byte_order) {
    case GDK_LSB_FIRST:
        strcat(text,"LSB first\n");
        break;
    case GDK_MSB_FIRST:
        strcat(text,"MSB first\n");
        break;
    }
    sprintf(work,"\nSize of colormap array: %d\n",
            visual->colormap_size);
    strcat(text,work);
    sprintf(work,"Colormap bits per RGB: %d\n",
            visual->bits_per_rgb);
    strcat(text,work);

    strcat(text,
            "\nColor       Mask         Shift    Bits\n");
    sprintf(work,"   red   0x%08X    %2d      %2d\n",
            visual->red_mask,visual->red_shift,
            visual->red_prec);
    strcat(text,work);
    sprintf(work,"green   0x%08X    %2d      %2d\n",
            visual->green_mask,visual->green_shift,
            visual->green_prec);
    strcat(text,work);
    sprintf(work,"  blue   0x%08X    %2d      %2d\n",
            visual->blue_mask,visual->blue_shift,
            visual->blue_prec);
    strcat(text,work);

    label = gtk_label_new(text);
    gtk_label_set_justify(GTK_LABEL(label),
            GTK_JUSTIFY_LEFT);
    gtk_misc_set_padding(GTK_MISC(label),GNOME_PAD,0);

    gnome_app_set_contents(GNOME_APP(app),label);

    gtk_widget_show_all(app);
    gtk_main();
    exit(0);
}
gint eventDelete(GtkWidget *widget,
        GdkEvent *event,gpointer data) {
    return(FALSE);
}
gint eventDestroy(GtkWidget *widget,
        GdkEvent *event,gpointer data) {
    gtk_main_quit();
    return(0);
}