common.c

Linux 上的socket嗅探器

        lpctrl->ctrl  = gtk_clist_new_with_titles(column, titles);

    lpctrl->scrolled_window =  gtk_append_scrollctrl(lpctrl->ctrl);

    if(window!=NULL)
        gtk_container_add (GTK_CONTAINER (window), lpctrl->scrolled_window);
    gtk_widget_show_all (lpctrl->scrolled_window);

    return lpctrl->scrolled_window;

}

GtkWidget *treectrl_createnew(GtkWidget *window,GtkScrollCtrl *lpctrl)
{
    if(lpctrl->regsignal==GTK_WIDGET_REG)
        return (lpctrl->scrolled_window);
    else lpctrl->regsignal=GTK_WIDGET_REG;

    lpctrl->ctrl  = gtk_tree_new();
    lpctrl->scrolled_window = gtk_append_scrollviewport(lpctrl->ctrl);

    if(window!=NULL)
        gtk_container_add (GTK_CONTAINER (window), lpctrl->scrolled_window);
    gtk_widget_show_all (lpctrl->scrolled_window);

    return lpctrl->scrolled_window;
}



/* ----------------- list box  -------------*/

#define listbox_itemdata_key  ("LBIDK")


GtkWidget *listbox_createnew(GtkWidget *window,GtkScrollCtrl *lpctrl)
{
    if(lpctrl->regsignal==GTK_WIDGET_REG)
        return (lpctrl->scrolled_window);
    else lpctrl->regsignal=GTK_WIDGET_REG;

    lpctrl->ctrl  = gtk_list_new();
    gtk_list_set_selection_mode(GTK_LIST(lpctrl->ctrl),GTK_SELECTION_SINGLE);

    lpctrl->scrolled_window = gtk_append_scrollviewport(lpctrl->ctrl);

    if(window!=NULL)
        gtk_container_add (GTK_CONTAINER (window), lpctrl->scrolled_window);
    gtk_widget_show_all (lpctrl->scrolled_window);

    return lpctrl->scrolled_window;
}

gint listbox_insertitem(GtkScrollCtrl lpctrl,GtkListBoxItemData item, gint index)
{
	  GtkWidget *label;
    GtkWidget *list_item;
    GList   *dlist;

    if(lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;
    if(index<0)
        index=0;

	  label=gtk_label_new (item.itemname);
	  g_object_set_data (G_OBJECT (label), listbox_itemdata_key,  (gpointer)item.itemdata);

	  list_item=gtk_list_item_new ();
	  gtk_container_add (GTK_CONTAINER (list_item), label);
	  gtk_widget_show (label);

	  dlist = g_list_prepend (NULL, list_item);

	  gtk_list_insert_items (GTK_LIST (lpctrl.ctrl), dlist,index);

	  gtk_widget_show (list_item);
	  g_object_set_data (G_OBJECT (list_item), listbox_itemdata_key, label );

    return 0;
}

gint listbox_getitem(GtkScrollCtrl lpctrl,GtkListBoxItemData *lpitem, gint index)
{
    GList   *dlist=NULL;
	  GtkWidget *label=NULL;
    gint curidx=0;
    if(lpitem==NULL||lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;
    if(index<0)
        index=0;
    if(GTK_LIST(lpctrl.ctrl)==NULL)
        return -1;
    /* Fetch the doubly linked list of selected items
     * of the List, remember to treat this as read-only!
     */
    dlist=GTK_LIST (lpctrl.ctrl)->children;
    while(dlist)
    {
        if(curidx==index)
        {
            break;
        }
        else
        {
            dlist=dlist->next;
            curidx++;
        }
    }

    /* If there are no selected items there is nothing more
     * to do than just telling the user so
     */
    if (!dlist)
      	return -1;

    label=(GtkWidget*) g_object_get_data (G_OBJECT (dlist->data),listbox_itemdata_key);


    if(label==NULL)
      	return -1;

    sprintf(lpitem->itemname,"%s",(char *)gtk_label_get_text(GTK_LABEL(label)));

    lpitem->itemdata= (gulong)g_object_get_data (G_OBJECT (label),listbox_itemdata_key);

    return index;
}

gint listbox_getselectitem(GtkScrollCtrl lpctrl,GtkListBoxItemData *lpitem)
{
    GList   *dlist=NULL;
	  GtkWidget *label=NULL;

    if(lpitem==NULL||lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;

    if(GTK_LIST(lpctrl.ctrl)==NULL)
        return -1;
    /* Fetch the doubly linked list of selected items
     * of the List, remember to treat this as read-only!
     */
    dlist = GTK_LIST (lpctrl.ctrl)->selection;
    /* If there are no selected items there is nothing more
     * to do than just telling the user so
     */
    if (!dlist)
      	return -1;

    label=(GtkWidget*) g_object_get_data (G_OBJECT (dlist->data),listbox_itemdata_key);


    if(label==NULL)
      	return -1;

    sprintf(lpitem->itemname,"%s",(char *)gtk_label_get_text(GTK_LABEL(label)));

    lpitem->itemdata= (gulong)g_object_get_data (G_OBJECT (label),listbox_itemdata_key);

    return listbox_getseletemark(lpctrl);

}

gint listbox_deleteitem(GtkScrollCtrl lpctrl, gint index)
{
    gint curidx=0;
    GList   *dlist=NULL;
    if(lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;
    if(index<0)
        index=0;

    if(GTK_LIST(lpctrl.ctrl)==NULL)
        return -1;
        
    dlist=GTK_LIST(lpctrl.ctrl)->children;
    while(dlist)
    {
        if(curidx==index)
        {
            gtk_list_unselect_all(GTK_LIST(lpctrl.ctrl));
            if(dlist==GTK_LIST (lpctrl.ctrl)->children)
            {
                GTK_LIST (lpctrl.ctrl)->children=dlist->next;
                if(dlist->next)
                    dlist->next->prev=dlist->prev;
            }
            else
            {
                if(dlist->prev)
                    dlist->prev->next=dlist->next;
                if(dlist->next)
                    dlist->next->prev=dlist->prev;
            }

            dlist->prev=0;
            dlist->next=0;
            gtk_list_remove_items(GTK_LIST(lpctrl.ctrl),dlist);
            
            break;
        }
        else
        {
            dlist=dlist->next;
            curidx++;
        }
    }

    if(!dlist) curidx=-1;

    return curidx;
}

gint listbox_deleteitems(GtkScrollCtrl lpctrl)
{
    gint count=0;
    GList   *dlist=NULL;
    if(lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;
    if(GTK_LIST(lpctrl.ctrl)==NULL)
        return -1;
    dlist=(GTK_LIST(lpctrl.ctrl))->children;
    while(dlist)
    {
        count++;
        dlist=dlist->next;
    }
    dlist=GTK_LIST (lpctrl.ctrl)->children ;
    if(dlist)
    {
        if(dlist->prev)
            dlist->prev->next=0;
        dlist->prev=0; 
        gtk_list_remove_items(GTK_LIST(lpctrl.ctrl),dlist);
    }
    
    return count;
}


gint listbox_getitemcount(GtkScrollCtrl lpctrl)
{
    gint count=0;
    GList   *dlist=NULL;
    if(lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;
    if(GTK_LIST(lpctrl.ctrl)==NULL)
        return -1;
    dlist=GTK_LIST(lpctrl.ctrl)->children;
    while(dlist)
    {
        count++;
        dlist=dlist->next;
    }
    return count;
}

gint listbox_getseletemark(GtkScrollCtrl lpctrl)
{
    gint count=0;
    GList   *dlist=NULL,*dsel=NULL;
    if(lpctrl.regsignal!=GTK_WIDGET_REG)
        return -1;

    if(GTK_LIST(lpctrl.ctrl)==NULL)
        return -1;
    dlist=GTK_LIST (lpctrl.ctrl)->children;
    dsel=GTK_LIST (lpctrl.ctrl)->selection;

    while(dlist&&dsel)
    {
        if(dsel->data==dlist->data)
           break;
        dlist=dlist->next;
        count++;
    }

    if((!dlist)||(!dsel))
        count=-1;

    return count;
}