#region
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using System.ComponentModel;
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using System.Linq;
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using System.Reflection;
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using System.Windows.Forms;
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using CSFrameworkV5.Core;
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#endregion
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namespace CSFrameworkV5.Language
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{
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public class LanTool
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{
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//不设置语言的组件（.NET组件）
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private const string WITHOUT_CONTROLS_NET =
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"TextBox,PictureBox,ImageList,ContextMenuStrip,MenuStrip,";
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//不设置语言的组件（Dev组件）
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private const string WITHOUT_CONTROLS_DEV =
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"TextEdit,DateEdit,PictureEdit,ComboBoxEdit,LookUpEdit,ImageListBoxControl,GridControl,PanelControl,GroupControl,TableLayoutPanel,SplitterControl,TreeList,BarDockControl,DockPanel,XtraTabControl,TreeView,";
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/// <summary>
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/// 获取控件或组件的显示文本，如：.Text,.Caption属性的值
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/// </summary>
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/// <param name="ctrl"></param>
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/// <returns></returns>
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private static string GetControlText(object ctrl)
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{
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var type = ctrl.GetType();
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var pinfo =
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type.GetProperties(BindingFlags.Instance | BindingFlags.Public);
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foreach (var info in pinfo)
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if (info.Name.ToUpper() == "TEXT" ||
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info.Name.ToUpper() == "CAPTION")
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{
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var o = info.GetValue(ctrl, null);
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return o == null ? "" : o.ToStringEx();
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}
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return string.Empty;
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}
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/// <summary>
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/// 判断控件是否可以设置多语言
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/// </summary>
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/// <param name="ctrl"></param>
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/// <returns></returns>
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private static bool IsLanguageControl(object ctrl)
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{
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if ((ctrl != null && ctrl is Control) || ctrl is Component)
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{
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var type = ctrl.GetType();
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var pinfo =
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type.GetProperties(BindingFlags.Instance |
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BindingFlags.Public);
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foreach (var info in pinfo)
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if (info.Name.ToUpper() == "TEXT" ||
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info.Name.ToUpper() == "CAPTION")
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return true;
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}
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return false;
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}
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/// <summary>
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/// 判断当前组件是否需要设置语言
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/// </summary>
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/// <param name="ctrl"></param>
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/// <returns></returns>
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private static bool IsWithoutControl(object ctrl)
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{
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if (ctrl == null) return false;
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var name = ctrl.GetType().FullName.ToLower() + ".";
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var withouts =
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(WITHOUT_CONTROLS_NET + "," + WITHOUT_CONTROLS_DEV + ",")
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.ToLower();
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var exists = withouts.Split(',')
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.Where(e => name.IndexOf("." + e + ".") >= 0).FirstOrDefault();
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return !string.IsNullOrWhiteSpace(exists);
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}
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/// <summary>
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/// 设置控件或组件的显示文本，如：.Text,.Caption属性的值
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/// </summary>
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/// <param name="ctrl"></param>
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/// <returns></returns>
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private static bool SetControlText(object ctrl, string text)
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{
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var type = ctrl.GetType();
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var pinfo =
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type.GetProperties(BindingFlags.Instance | BindingFlags.Public);
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foreach (var info in pinfo)
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if (info.Name.ToUpper() == "TEXT" ||
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info.Name.ToUpper() == "CAPTION")
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{
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//若设置值报错，请添加此控件类型到常量定义：WITHOUT_CONTROLS_DEV,WITHOUT_CONTROLS_NET
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info.SetValue(ctrl, text, null);
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return true;
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}
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return false;
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}
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/// <summary>
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/// 设置窗体的语言，枚举窗体的成员，字段设置语言
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/// </summary>
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/// <param name="form"></param>
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public static void SetLanguage(Form form)
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{
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var mType = form.GetType();
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var fields = mType.GetFields(
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BindingFlags.Instance | /*为了获取返回值，必须指定 BindingFlags.Instance*/
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BindingFlags.DeclaredOnly |
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BindingFlags.NonPublic | /*获取窗体上拖放的控件Private*/
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BindingFlags.Public |
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BindingFlags.CreateInstance);
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string lan;
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string id;
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string defaultText;
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object ctrl;
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for (var i = 0; i < fields.Length; i++)
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{
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ctrl = fields[i].GetValue(form); //根据类型取组件对象
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if (ctrl == null) continue;
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//仅自动处理控件、组件的多语言
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if (IsLanguageControl(ctrl) == false) continue;
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if (IsWithoutControl(ctrl)) continue;
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//注意：窗体中组件的语言标识必须是【窗体的命名空间】+【组件名称】
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id = mType.FullName + "." + fields[i].Name;
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defaultText = GetControlText(ctrl); //获取控件或组件的显示文本
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lan = LanLib.Get(LanLib.Current, id, defaultText); //获取语言库资料
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//设置语言
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if (lan != defaultText && !string.IsNullOrWhiteSpace(lan))
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SetControlText(ctrl, lan);
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}
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}
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}
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}
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