/
toolbar.c
92 lines (61 loc) · 2.08 KB
/
toolbar.c
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#include <gtk/gtk.h>
#include <string.h>
void undo_redo(GtkWidget *widget, gpointer item)
{
static int count = 2;
const char *name = gtk_widget_get_name(widget);
if ( strcmp(name, "undo") ) {
count++;
} else {
count--;
}
if (count < 0) {
gtk_widget_set_sensitive(widget, FALSE);
gtk_widget_set_sensitive(item, TRUE);
}
if (count > 5) {
gtk_widget_set_sensitive(widget, FALSE);
gtk_widget_set_sensitive(item, TRUE);
}
}
int main( int argc, char *argv[])
{
GtkWidget *window;
GtkWidget *vbox;
GtkWidget *toolbar;
GtkToolItem *undo;
GtkToolItem *redo;
GtkToolItem *sep;
GtkToolItem *exit;
gtk_init(&argc, &argv);
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), 250, 200);
gtk_window_set_title(GTK_WINDOW(window), "undoredo");
vbox = gtk_vbox_new(FALSE, 0);
gtk_container_add(GTK_CONTAINER(window), vbox);
toolbar = gtk_toolbar_new();
gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS);
gtk_container_set_border_width(GTK_CONTAINER(toolbar), 2);
undo = gtk_tool_button_new_from_stock(GTK_STOCK_UNDO);
gtk_widget_set_name(GTK_WIDGET(undo), "undo");
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), undo, -1);
redo = gtk_tool_button_new_from_stock(GTK_STOCK_REDO);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), redo, -1);
sep = gtk_separator_tool_item_new();
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), sep, -1);
exit = gtk_tool_button_new_from_stock(GTK_STOCK_QUIT);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), exit, -1);
gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 5);
g_signal_connect(G_OBJECT(undo), "clicked",
G_CALLBACK(undo_redo), redo);
g_signal_connect(G_OBJECT(redo), "clicked",
G_CALLBACK(undo_redo), undo);
g_signal_connect(G_OBJECT(exit), "clicked",
G_CALLBACK(gtk_main_quit), NULL);
g_signal_connect_swapped(G_OBJECT(window), "destroy",
G_CALLBACK(gtk_main_quit), NULL);
gtk_widget_show_all(window);
gtk_main();
return 0;
}