using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

/// <summary>
/// Aoumatically load all resources for server controls on target page .
/// </summary>
public static class TextResourceManager
{

    #region Public

    /// <summary>
    /// Gets string resource from resources file by control's ID and assigns the string to control's Value or Test property .
    /// </summary>
    /// <param name="control"></param>
    public static void LoadResource(System.Web.UI.Control control)
    {
        SetControlText(control, GetString(control.ID));
    }

    /// <summary>
    /// Aoumatically loads all resources for server controls on target page .
    /// </summary>
    /// <param name="targetPage"></param>
    public static void LoadResources(System.Web.UI.Page targetPage)
    {
        foreach (System.Web.UI.Control subControl in targetPage.Controls)
        {
            LoadResources(subControl);
        }
    }

    /// <summary>
    /// Aoumatically loads all resources for server controls on container control .
    /// </summary>
    /// <param name="containerControl"></param>
    public static void LoadResources(System.Web.UI.Control containerControl)
    {
        string resource = "";

        foreach (System.Web.UI.Control subControl in containerControl.Controls)
        {
            resource = GetString(subControl.ID);
            if (!string.IsNullOrEmpty(resource))
            {
                SetControlText(subControl, resource);
            }
            if (subControl.Controls.Count > 0)
            {
                LoadResources(subControl);
            }
        }

        foreach (DataControlField header in gridview.Columns)
        {
            resource = GetString(header.HeaderText);
            if (!string.IsNullOrEmpty(resource))
            {
                header.HeaderText = resource;
            }
        }

    /// <summary>
    /// Gets string resource from resources file by resource name .
    /// </summary>
    /// <param name="resourceName"></param>
    /// <returns></returns>
    public static string GetString(string resourceName)
    {
        string value = "";
        if (string.IsNullOrEmpty(resourceName))
        {
            return value;
        }

        try
        {
            SetCulture(Resources.Resource.Culture);
            value = Resources.Resource.ResourceManager.GetString(resourceName);
        }
        catch
        {
        }
        return value;
    }

    /// <summary>
    /// Setup current Thread's culture by culture name . such as "en-us" .
    /// </summary>
    /// <param name="cultureName"></param>
    public static void SetCulture(string cultureName)
    {
        try
        {
            Resources.Resource.Culture = new System.Globalization.CultureInfo(cultureName);
            System.Threading.Thread.CurrentThread.CurrentCulture = Resources.Resource.Culture;
            System.Threading.Thread.CurrentThread.CurrentUICulture = Resources.Resource.Culture;
        }
        catch
        {
        }
    }

    /// <summary>
    /// Setup current Thread's culture .
    /// </summary>
    /// <param name="culture"></param>
    public static void SetCulture(System.Globalization.CultureInfo culture)
    {
        try
        {
            Resources.Resource.Culture = culture;
            System.Threading.Thread.CurrentThread.CurrentCulture = Resources.Resource.Culture;
            System.Threading.Thread.CurrentThread.CurrentUICulture = Resources.Resource.Culture;
        }
        catch
        {
        }
    }

    #endregion

    #region Private

  
    /// <summary>
    ///
    /// </summary>
    /// <param name="control"></param>
    /// <param name="value"></param>
    private static void SetControlText(System.Web.UI.Control control, object value)
    {
        if (control == null || value==null)
        {
            return;
        }
        System.Reflection.PropertyInfo controlPropertyInfo = control.GetType().GetProperty("Value");
        if (controlPropertyInfo != null)
        {
            controlPropertyInfo.SetValue(control, value, null);
        }

        controlPropertyInfo = control.GetType().GetProperty("Text");
        if (controlPropertyInfo != null)
        {
            controlPropertyInfo.SetValue(control, value, null);
        }
    }

   #endregion
}