/// <summary>
/// 恢复缓存区域
/// </summary>
/// <param name="t"></param>
public static void restoreCache(TextBox t)
{
t.ClearUndo();
string key = t.Name;
if (cacheFactory.ContainsKey(key) && cacheIndexs.ContainsKey(key))
{
int index = cacheIndexs[key];
List <TextBoxCacheModel> listMod = cacheFactory[key];
TextBoxCacheModel tMode = null;
if (index < listMod.Count - 1)
{
index++;
tMode = listMod[index];
}
else
{
tMode = listMod[listMod.Count - 1];
//MessageBox.Show("缓存区索引已到达末尾");
}
// 文本内容
t.Text = tMode.Text;
// 选中起始位置
t.SelectionStart = tMode.SelectStart;
// 选中长度
t.SelectionLength = tMode.SelectLegth;
// 刷新索引
cacheIndexs[key] = index;
}
t.ScrollToCaret();
}
/*=================================策略生成区域===========================*/
/*=================================策略生成区域===========================*/
/*=================================策略生成区域===========================*/
/// <summary>
/// 撤销缓存区域
/// </summary>
/// <param name="t">要撤销的文本框</param>
public static void cancelCache(TextBox t)
{
t.ClearUndo();
string key = t.Name;
if (cacheFactory.ContainsKey(key) && cacheIndexs.ContainsKey(key))
{
int index = cacheIndexs[key];
List <TextBoxCacheModel> listMod = cacheFactory[key];
TextBoxCacheModel tMode = null;
if (index - 1 >= 0)
{
index--;
tMode = listMod[index];
// 文本内容
t.Text = tMode.Text;
// 选中起始位置
t.SelectionStart = tMode.SelectStart;
// 选中长度
t.SelectionLength = tMode.SelectLegth;
// 刷新索引
cacheIndexs[key] = index;
}
else
{
cacheIndexs[key] = 0;
t.Text = "";
// 选中起始位置
t.SelectionStart = 0;
//MessageBox.Show("缓存区索引已到达开始");
}
}
t.ScrollToCaret();
}
/// <summary>
/// 将文本框的内容追加到缓冲区
/// </summary>
/// <param name="t">文本框</param>
/// <param name="keys">文本框键盘数据</param>
/// <param name="mous">文本框鼠标数据</param>
public static void addCacheFactory(TextBox t)
{
// 判断是否需要记录到缓存缓存
if (!isAddCasche(t))
{
return;
}
// 记录文本框Name
string key = t.Name;
// 刷新索引
refreshCacheIndex(t);
// 将传入的文本框数据封装为缓存实体
TextBoxCacheModel textM = creatTextModel(t);
// 判断工厂中是否已经存在此文本框
if (cacheFactory.ContainsKey(key))
{
List <TextBoxCacheModel> modelArr = containsKeyAddMet(textM);
// 重新设置
cacheFactory[key] = modelArr;
}
else
{
List <TextBoxCacheModel> modelArr = new List <TextBoxCacheModel>();
modelArr.Add(TextBoxCacheModel.getDefaultModel(textM.TextBName));
modelArr.Add(textM);
cacheFactory.Add(key, modelArr);
}
// 同步缓存索引
synchronizeIndex(t);
}
/// <summary>
/// 缓存类型生成策略
/// </summary>
/// <param name="t">文本框</param>
/// <param name="upMod">上一个缓存对象</param>
/// <returns></returns>
private static TextCacheTypeEnum cacheTypeStrategy(TextBox t, TextBoxCacheModel upMod)
{
if (upMod == null)
{
return(TextCacheTypeEnum.插入);
}
string text = t.Text;
string upText = upMod.Text;
if (null == upText || "".Equals(upText))
{
return(TextCacheTypeEnum.插入);
}
if (text.Length > upText.Length)
{
return(TextCacheTypeEnum.插入);
}
if (text.Length < upText.Length)
{
return(TextCacheTypeEnum.除);
}
if (text.Length.Equals(upText.Length) && !text.Equals(upText))
{
return(TextCacheTypeEnum.修改);
}
return(TextCacheTypeEnum.NONE);
}
/// <summary>
/// 生成缓存实体类
/// </summary>
/// <param name="t">文本框</param>
/// <param name="keys">文本框的键盘事件</param>
/// <param name="mous">文本框的鼠标事件</param>
/// <returns></returns>
private static TextBoxCacheModel creatTextModel(TextBox t)
{
TextBoxCacheModel textM = new TextBoxCacheModel();
string key = t.Name;
textM.TextBName = t.Name;
// 创建时间
textM.CreateTime = DateTime.Now.ToString();
// 判断选择起始位置
textM.SelectStart = selectStartStrategy(t);
// 选中长度
textM.SelectLegth = t.SelectionLength;
// 文本内容
textM.Text = t.Text;
// 判断缓存类型
if (cacheFactory.ContainsKey(key) && cacheFactory[key].Count > 0)
{
List <TextBoxCacheModel> modelArr = cacheFactory[key];
TextBoxCacheModel upMod = modelArr[modelArr.Count - 1];
textM.TextType = cacheTypeStrategy(t, upMod);
}
else
{
textM.TextType = cacheTypeStrategy(t, null);
}
return(textM);
}
/// <summary>
/// 生成一个默认的实体类
/// </summary>
/// <returns></returns>
public static TextBoxCacheModel getDefaultModel(string name)
{
TextBoxCacheModel textBoxCache = new TextBoxCacheModel();
textBoxCache.SelectStart = 0;
textBoxCache.SelectLegth = 0;
textBoxCache.Text = "";
textBoxCache.TextType = TextCacheTypeEnum.NONE;
textBoxCache.CreateTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
textBoxCache.TextBName = name;
return(textBoxCache);
}
/*=================================策略生成区域===========================*/
/// <summary>
/// 缓存对象添加到缓存List集合时的添加策略
/// </summary>
/// <param name="textM"></param>
/// <param name="modList"></param>
/// <returns></returns>
private static List <TextBoxCacheModel> cacheAddStrategy(TextBoxCacheModel textM, List <TextBoxCacheModel> modList)
{
// 获取上一个缓存对象
TextBoxCacheModel upMod = modList[modList.Count - 1];
// 判断是否删除了全部的文本
if (textM.Text.Length.Equals(0))
{
modList.Add(textM);
return(modList);
}
// 判断是否输入了不同语言
if ((StringUtils.IsStrChines(textM.Text) && !StringUtils.IsStrChines(upMod.Text)) ||
!StringUtils.IsStrChines(textM.Text) && StringUtils.IsStrChines(upMod.Text))
{
modList.Add(textM);
return(modList);
}
/*======================删除判断===========================*/
if (textM.Text.Length + 1 == upMod.Text.Length &&
upMod.SelectStart != upMod.Text.Length &&
upMod.Text.Substring(upMod.SelectStart == 0?0:upMod.SelectStart - 1, 1)
.Equals(upMod.Text.Substring(upMod.SelectStart, 1)))
{
modList[modList.Count - 1] = textM;
return(modList);
}
// 判断鼠标左键或者右键按下
if (WindowsApiUtils.GetAsyncKeyState(0x02) > 0 || WindowsApiUtils.GetAsyncKeyState(0x01) > 0)
{
modList.Add(textM);
return(modList);
}
else
{
if (textM.Text == null || textM.Text.Equals(""))
{
return(modList);
}
}
///*======================按键判断===========================*/
// 判断键盘按键是否和上一个缓存一样并且不是按下了ctrl+v, delete
//if (textM.KeysEvent.KeyCode.Equals(upMod.KeysEvent.KeyCode)
//&& !(textM.KeysEvent.Control && textM.KeysEvent.KeyCode.Equals(Keys.V))) {
// modList[modList.Count - 1] = textM;
// return modList;
//}
modList.Add(textM);
return(modList);
}
/// <summary>
/// 当缓存工厂存在该文本框时,添加缓存的方式
/// </summary>
/// <param name="textM"></param>
/// <returns></returns>
private static List <TextBoxCacheModel> containsKeyAddMet(TextBoxCacheModel textM)
{
string key = textM.TextBName;
List <TextBoxCacheModel> retList = new List <TextBoxCacheModel>();
// 得到该文本框对应的缓存实体集合
cacheFactory.TryGetValue(key, out retList);
// 判断缓存对象集合大小是否为0
if (retList != null && !retList.Count.Equals(0))
{
// 缓存添加策略
retList = cacheAddStrategy(textM, retList);
}
else
{
// 直接添加
retList.Add(textM);
}
return(retList);
}
