pack.c

gtk1.2的教程

/* 
 *  This is a demo of gtkpacker. 
 */

#include <gtk/gtk.h>

void add_widget (GtkWidget *widget, gpointer data);
void toggle_side (GtkWidget *widget, gpointer data);
void toggle_anchor (GtkWidget *widget, gpointer data);
void toggle_options (GtkWidget *widget, gpointer data);

typedef struct {
    GList     *widgets;
    GtkWidget *packer;
    GtkWidget *current;
    GtkPackerChild *pchild;

    GtkWidget *button_top;
    GtkWidget *button_bottom;
    GtkWidget *button_left;
    GtkWidget *button_right;

    GtkWidget *button_n;
    GtkWidget *button_ne;
    GtkWidget *button_nw;
    GtkWidget *button_e;
    GtkWidget *button_w;
    GtkWidget *button_s;
    GtkWidget *button_se;
    GtkWidget *button_sw;
    GtkWidget *button_center;

    GtkWidget *button_fillx;
    GtkWidget *button_filly;
    GtkWidget *button_expand;
} Info;

void destroy (GtkWidget *widget, gpointer data)
{
    gtk_main_quit ();
}

int
main (int argv, char **argc)
{
    GtkWidget *window;
    GtkWidget *window_pack;
    GtkWidget *top_pack;
    GtkWidget *frame;
    GtkWidget *packer;
    GtkWidget *button_pack;
    GtkWidget *button_add;
    GtkWidget *button_quit;
    GtkWidget *bottom_pack;
    GtkWidget *side_frame;
    GtkWidget *side_pack;
    GtkWidget *button_top;
    GtkWidget *button_bottom;
    GtkWidget *button_left;
    GtkWidget *button_right;
    GtkWidget *anchor_table;
    GtkWidget *anchor_frame;
    GtkWidget *button_n;
    GtkWidget *button_ne;
    GtkWidget *button_nw;
    GtkWidget *button_e;
    GtkWidget *button_w;
    GtkWidget *button_center;
    GtkWidget *button_s;
    GtkWidget *button_se;
    GtkWidget *button_sw;
    GtkWidget *button_expand;
    GtkWidget *button_fillx;
    GtkWidget *button_filly;
    GtkWidget *options_pack;
    GtkWidget *options_frame;
    GtkWidget *anchor_pack;
    Info *info;

    gtk_init(&argv, &argc);

    info = g_malloc(sizeof(Info));

    window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_signal_connect (GTK_OBJECT (window), "destroy",
                        GTK_SIGNAL_FUNC (destroy), NULL);

    window_pack = gtk_packer_new();
    gtk_container_add(GTK_CONTAINER(window), window_pack);
    gtk_container_border_width(GTK_CONTAINER(window), 4);

    top_pack = gtk_packer_new();
    gtk_packer_add_defaults(GTK_PACKER(window_pack),
                            top_pack,
                            GTK_SIDE_TOP,
                            GTK_ANCHOR_CENTER,
                            GTK_FILL_X | GTK_FILL_Y | GTK_EXPAND);

    frame = gtk_frame_new("Packing Area");
    gtk_widget_set_usize(frame, 400, 400);
    gtk_packer_add(GTK_PACKER(top_pack), 
                             frame,
                             GTK_SIDE_LEFT,
                             GTK_ANCHOR_CENTER,
                             GTK_FILL_X | GTK_FILL_Y | GTK_EXPAND,     
                             0, 8, 8, 0, 0);
    packer = gtk_packer_new();
    gtk_container_add(GTK_CONTAINER(frame), packer);

    button_pack = gtk_packer_new();
    gtk_packer_add(GTK_PACKER(top_pack),
                   button_pack, 
                   GTK_SIDE_LEFT,
                   GTK_ANCHOR_N,
                   0, 
                   0, 0, 0, 0, 0);

    button_add = gtk_button_new_with_label("Add Button");
    gtk_packer_add(GTK_PACKER(top_pack),
                   button_add, 
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_CENTER,
                   GTK_FILL_X, 
                   0, 8, 8, 8, 0);
    gtk_signal_connect (GTK_OBJECT (button_add), "clicked",
                        GTK_SIGNAL_FUNC (add_widget), (gpointer) info);

    button_quit = gtk_button_new_with_label("Quit");
    gtk_packer_add(GTK_PACKER(top_pack),
                   button_quit, 
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_CENTER,
                   GTK_FILL_X, 
                   0, 8, 8, 0, 0);
    gtk_signal_connect_object (GTK_OBJECT (button_quit), "clicked",
                               GTK_SIGNAL_FUNC (gtk_widget_destroy),
                               GTK_OBJECT (window));

    bottom_pack = gtk_packer_new();
    gtk_packer_add_defaults(GTK_PACKER(window_pack),
                            bottom_pack,
                            GTK_SIDE_TOP,
                            GTK_ANCHOR_CENTER,
                            GTK_FILL_X);
  
    side_frame = gtk_frame_new("Side");
    gtk_packer_add(GTK_PACKER(window_pack),
                   side_frame,
                   GTK_SIDE_LEFT,
                   GTK_ANCHOR_W,
                   GTK_FILL_Y,
                   0, 10, 10, 0, 0);

    side_pack = gtk_packer_new();
    gtk_container_add(GTK_CONTAINER(side_frame), side_pack);
    
    button_top = gtk_toggle_button_new_with_label("Top");
    button_bottom = gtk_toggle_button_new_with_label("Bottom");
    button_left = gtk_toggle_button_new_with_label("Left");
    button_right = gtk_toggle_button_new_with_label("Right");

    gtk_object_set_data(GTK_OBJECT(button_top), "side", (gpointer) GTK_SIDE_TOP);
    gtk_object_set_data(GTK_OBJECT(button_bottom), "side", (gpointer) GTK_SIDE_BOTTOM);
    gtk_object_set_data(GTK_OBJECT(button_left), "side", (gpointer) GTK_SIDE_LEFT);
    gtk_object_set_data(GTK_OBJECT(button_right), "side", (gpointer) GTK_SIDE_RIGHT);

    gtk_widget_set_usize(button_top, 50, -1);
    gtk_widget_set_usize(button_bottom, 50, -1);
    gtk_widget_set_usize(button_left, 50, -1);
    gtk_widget_set_usize(button_right, 50, -1);
    gtk_packer_add(GTK_PACKER(side_pack),
                   button_top,
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_CENTER,
                   0,
                   0, 5, 5, 0, 0);
    gtk_packer_add(GTK_PACKER(side_pack),
                   button_bottom,
                   GTK_SIDE_BOTTOM,
                   GTK_ANCHOR_CENTER,
                   0,
                   0, 5, 5, 0, 0);
    gtk_packer_add(GTK_PACKER(side_pack),
                   button_left,
                   GTK_SIDE_LEFT,
                   GTK_ANCHOR_CENTER,
                   0,
                   0, 10, 5, 0, 0);
    gtk_packer_add(GTK_PACKER(side_pack),
                   button_right,
                   GTK_SIDE_RIGHT,
                   GTK_ANCHOR_CENTER,
                   0,
                   0, 10, 5, 0, 0);
    gtk_signal_connect (GTK_OBJECT (button_top), "toggled",
                        GTK_SIGNAL_FUNC (toggle_side), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_bottom), "toggled",
                        GTK_SIGNAL_FUNC (toggle_side), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_left), "toggled",
                        GTK_SIGNAL_FUNC (toggle_side), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_right), "toggled",
                        GTK_SIGNAL_FUNC (toggle_side), (gpointer) info);

    anchor_frame = gtk_frame_new("Anchor");
    gtk_packer_add(GTK_PACKER(window_pack),
                   anchor_frame,
                   GTK_SIDE_LEFT,
                   GTK_ANCHOR_W,
                   GTK_FILL_Y,
                   0, 10, 10, 0, 0);

    anchor_pack = gtk_packer_new();
    gtk_container_add(GTK_CONTAINER(anchor_frame), anchor_pack);

    anchor_table = gtk_table_new(3,3,TRUE);
    gtk_packer_add(GTK_PACKER(anchor_pack),
                   anchor_table,
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_CENTER,
                   GTK_FILL_Y | GTK_FILL_X | GTK_PACK_EXPAND,
                   0, 10, 5, 0, 0);

    button_n = gtk_toggle_button_new_with_label("N");
    button_s = gtk_toggle_button_new_with_label("S");
    button_w = gtk_toggle_button_new_with_label("W");
    button_e = gtk_toggle_button_new_with_label("E");
    button_ne = gtk_toggle_button_new_with_label("NE");
    button_nw = gtk_toggle_button_new_with_label("NW");
    button_se = gtk_toggle_button_new_with_label("SE");
    button_sw = gtk_toggle_button_new_with_label("SW");
    button_center = gtk_toggle_button_new_with_label("");

    gtk_object_set_data(GTK_OBJECT(button_n), "anchor", (gpointer) GTK_ANCHOR_N);
    gtk_object_set_data(GTK_OBJECT(button_nw), "anchor", (gpointer) GTK_ANCHOR_NW);
    gtk_object_set_data(GTK_OBJECT(button_ne), "anchor", (gpointer) GTK_ANCHOR_NE);
    gtk_object_set_data(GTK_OBJECT(button_s), "anchor", (gpointer) GTK_ANCHOR_S);
    gtk_object_set_data(GTK_OBJECT(button_sw), "anchor", (gpointer) GTK_ANCHOR_SW);
    gtk_object_set_data(GTK_OBJECT(button_se), "anchor", (gpointer) GTK_ANCHOR_SE);
    gtk_object_set_data(GTK_OBJECT(button_w), "anchor", (gpointer) GTK_ANCHOR_W);
    gtk_object_set_data(GTK_OBJECT(button_e), "anchor", (gpointer) GTK_ANCHOR_E);
    gtk_object_set_data(GTK_OBJECT(button_center), "anchor", (gpointer) GTK_ANCHOR_CENTER);

    gtk_signal_connect (GTK_OBJECT (button_n), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_nw), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_ne), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_s), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_sw), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_se), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_w), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_e), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_center), "toggled",
                        GTK_SIGNAL_FUNC (toggle_anchor), (gpointer) info);

    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_nw,
                              0, 1, 0, 1);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_n,
                              1, 2, 0, 1);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_ne,
                              2, 3, 0, 1);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_w,
                              0, 1, 1, 2);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_center,
                              1, 2, 1, 2);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_e,
                              2, 3, 1, 2);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_sw,
                              0, 1, 2, 3);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_s,
                              1, 2, 2, 3);
    gtk_table_attach_defaults(GTK_TABLE(anchor_table),
                              button_se,
                              2, 3, 2, 3);

    options_frame = gtk_frame_new("Options");
    gtk_packer_add(GTK_PACKER(window_pack),
                   options_frame,
                   GTK_SIDE_LEFT,
                   GTK_ANCHOR_W,
                   GTK_FILL_Y,
                   0, 10, 10, 0, 0);

    options_pack = gtk_packer_new();
    gtk_container_add(GTK_CONTAINER(options_frame), options_pack);

    button_fillx = gtk_toggle_button_new_with_label("Fill X");
    button_filly = gtk_toggle_button_new_with_label("Fill Y");
    button_expand = gtk_toggle_button_new_with_label("Expand");

    gtk_packer_add(GTK_PACKER(options_pack),
                   button_fillx,
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_N,
                   GTK_FILL_X | GTK_PACK_EXPAND,
                   0, 10, 5, 0, 0);
    gtk_packer_add(GTK_PACKER(options_pack),
                   button_filly,
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_CENTER,
                   GTK_FILL_X | GTK_PACK_EXPAND,
                   0, 10, 5, 0, 0);
    gtk_packer_add(GTK_PACKER(options_pack),
                   button_expand,
                   GTK_SIDE_TOP,
                   GTK_ANCHOR_S,
                   GTK_FILL_X | GTK_PACK_EXPAND,
                   0, 10, 5, 0, 0);

    gtk_object_set_data(GTK_OBJECT(button_fillx), "option", (gpointer) GTK_FILL_X);
    gtk_object_set_data(GTK_OBJECT(button_filly), "option", (gpointer) GTK_FILL_Y);
    gtk_object_set_data(GTK_OBJECT(button_expand), "option", (gpointer) GTK_PACK_EXPAND);

    gtk_signal_connect (GTK_OBJECT (button_fillx), "toggled",
                        GTK_SIGNAL_FUNC (toggle_options), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_filly), "toggled",
                        GTK_SIGNAL_FUNC (toggle_options), (gpointer) info);
    gtk_signal_connect (GTK_OBJECT (button_expand), "toggled",
                        GTK_SIGNAL_FUNC (toggle_options), (gpointer) info);