//根据fieldid, tabid，找出prop，前提是fieldid非零
public DBCustomProperty FindPropByID(string fieldid, string tabid)
{
DBCustomClass dbClass = FindDbClassByTabid(tabid);
if (dbClass == null)
{
return(null);
}
//每个字段
foreach (DBCustomProperty prop in dbClass)
{
if (prop != null && prop.Key == fieldid)
{
return(prop);
}
if (prop.Value != null && prop.Value is DBCustomClass)
{
DBCustomProperty ret = FindPropInPropByFieldID(prop, fieldid);
if (ret != null)
{
return(ret);
}
}
}
return(null);
}
//递归体
private DBCustomProperty FindPropInPropByFieldID(DBCustomProperty prop, string fieldid)
{
if (prop.Value == null)
{
return(null); //修正在从表字段中不能保存脚本的问题
}
DBCustomClass cls = prop.Value as DBCustomClass;
//找正常属性
foreach (DBCustomProperty iprop in cls)
{
//找到了
if (iprop.Key == fieldid)
{
return(iprop);
}
}
//找虚拟字段之类的
foreach (DBCustomProperty iprop in cls)
{
if (iprop.Value != null && iprop.Value is DBCustomClass)
{
DBCustomProperty ret = FindPropInPropByFieldID(iprop, fieldid);
if (ret != null)
{
return(ret);
}
}
}
return(null);
}
public static void DelProperty(DBCustomProperty prop)
{
if (!m_bEnabled)
return;
string strkey = GetPropKey(prop.FieldID, prop.ID, prop.Name, prop.Value, prop.ReadOnly, prop.Visible, prop.ValueType);
if (!m_poolprop.ContainsKey(strkey))
{
m_poolprop.Add(strkey, prop);
}
}
public static void DelProperty(DBCustomProperty prop)
{
if (!m_bEnabled)
{
return;
}
string strkey = GetPropKey(prop.FieldID, prop.ID, prop.Name, prop.Value, prop.ReadOnly, prop.Visible, prop.ValueType);
if (!m_poolprop.ContainsKey(strkey))
{
m_poolprop.Add(strkey, prop);
}
}
public static DBCustomProperty GetProperty(int nFieldID, CustomClass parent, string strID, string sName, object value, bool bReadOnly, bool bVisible, enumValueType vtType)
{
if (!m_bEnabled)
return new DBCustomProperty(parent, strID, sName, value, bReadOnly, bVisible, vtType);
string strkey = GetPropKey(nFieldID, strID, sName, value, bReadOnly, bVisible, vtType);
DBCustomProperty prop = null;
if (m_poolprop.ContainsKey(strkey))
{
prop = m_poolprop[strkey];
m_poolprop.Remove(strkey);
prop.Init(parent, value);
}
else
prop = new DBCustomProperty(parent, strID, sName, value, bReadOnly, bVisible, vtType);
prop.FieldID = nFieldID;
return prop;
}
/// <summary>
/// 保存脚本到数据库和内存，如果内存中没有tab页，则只进数据库.此函数目前只被脚本调用
/// </summary>
/// <param name="fieldid"></param>
/// <param name="tabid"></param>
/// <param name="strCode"></param>
/// <returns></returns>
public string SaveScriptIntoDatabase(string fieldid, string tabid, string strCode)
{
DBCustomClass dbclass = FindDbClassByTabid(tabid);
DBCustomProperty prop = FindPropByID(fieldid, tabid);
if (fieldid == "0")
{
//是Tab页脚本
//DBCustomClass dbclass = FindDbClassByTabid(tabid);
if (dbclass != null)
{
dbclass.SetScriptCode(null, strCode);
dbclass.SaveScript(null);
string logcomment = string.Format("PropertyName={0}, FieldID={1}", "#", fieldid);
//logscript.Log(TimeLog.enumLogType.ltend, null, null, logcomment + " 脚本被更改!");
dbclass.DoScript(null);
return("OK");
}
}
else
{
//是属性脚本
//DBCustomClass dbclass = FindDbClassByTabid(tabid);
//DBCustomProperty prop = FindPropByID(fieldid, tabid);
if (prop != null && dbclass != null)
{
//内存中有脚本
dbclass.SetScriptCode(prop, strCode);
dbclass.SaveScript(prop);
string logcomment = string.Format("PropertyName={0}, FieldID={1}", prop.Name, prop.Key);
//logscript.Log(TimeLog.enumLogType.ltend, null, null, logcomment + " 脚本被更改!");
dbclass.DoScript(prop);
return("OK");
}
}
//内存中没有脚本，直接进数据库
string strMainTable = prop == null ? "" : (prop.Parent as DBCustomClass).MainTable;
return(DBProcess.SaveScriptByID(strMainTable, fieldid, tabid, strCode) ? "OK" : "NG");
}
public static DBCustomProperty GetProperty(int nFieldID, CustomClass parent, string strID, string sName, object value, bool bReadOnly, bool bVisible, enumValueType vtType)
{
if (!m_bEnabled)
{
return(new DBCustomProperty(parent, strID, sName, value, bReadOnly, bVisible, vtType));
}
string strkey = GetPropKey(nFieldID, strID, sName, value, bReadOnly, bVisible, vtType);
DBCustomProperty prop = null;
if (m_poolprop.ContainsKey(strkey))
{
prop = m_poolprop[strkey];
m_poolprop.Remove(strkey);
prop.Init(parent, value);
}
else
{
prop = new DBCustomProperty(parent, strID, sName, value, bReadOnly, bVisible, vtType);
}
prop.FieldID = nFieldID;
return(prop);
}
//根据指定的属性，展开,注意：可能对从表多个记录情况，会只能找到第1条记录的内容
public bool ExpandProperty(DBCustomProperty prop)
{
GridItem root = GetRoot(GetPropertyGrid(prop));
GridItem item = GetItem(root, prop.ID);
if (item != null)
{
item.Expanded = true;
return item.Expanded;
}
return false;
}
private PropertyGrid GetPropertyGrid(DBCustomProperty prop)
{
DBCustomClass cls = prop.Parent as DBCustomClass;
while (cls.Parent != null)
{
if (cls.Parent is DBCustomClass)
{
cls = (DBCustomClass)(cls.Parent);
}
}
PropertyGrid pg = null;
foreach (PageDesc pd in m_Pages)
{
if (pd.dbClass == cls)
{
pg = pd.pg;
break;
}
}
return pg;
}
public bool OnLockRecord(bool bLock, DBCustomProperty prop, object[] findkeyvalues)
{
RecordLock Lock;
object[] keyvalue;
int nLastServerVersion;
if (prop == null || prop.Lock == null)
{
Lock = m_reclock;
keyvalue = findkeyvalues;
nLastServerVersion = m_reclock.LocalVersion;// m_nLastServerVersion;
}
else if (prop.Lock != null && prop.Tag != null)
{
Lock = prop.Lock;
keyvalue = prop.Tag as object[];
m_nRecordModifyCount = 0;
nLastServerVersion = prop.LastVersion;
}
else
{
throw new Exception("系统内部错误，OnLockRecord 失败，请联系编辑器组相关同事。");
}
if (bLock)
{
if (m_nRecordModifyCount == 0 && (!Lock.Locked))// || Lock.UnLock(keyvalue)))
{
if (Lock.Lock(keyvalue))
{
m_nRecordModifyCount++;
int serverver = Lock.GetServerLastVersion(keyvalue);
if (serverver != nLastServerVersion && serverver != 0)
{
MessageBox.Show("由于服务端数据已经更新，您当前修改的内容会被修正为服务端的内容。", "警告",
MessageBoxButtons.OK, MessageBoxIcon.Warning);
//需要刷新当前数据才能开始编辑
//ReloadCurrentInfo();
OnAsynNotifyEvent(4, null);
}
}
else
return false;
}
}
else //解锁
{
//先将从表中的锁全解了
if (prop == null)
{
foreach (DBCustomProperty subprop in this)
{
if (subprop.ValueType == enumValueType.vtExpandNode && subprop.Value is DBCustomClass)
{
DBCustomClass cls = ((DBCustomClass)subprop.Value);
if (!cls.ValueChanged) // 如果值没变的话就必要较进行重复的解锁操作 add by suntao
{
cls.OnLockRecord(bLock, null, cls.FindKeys);
}
}
else if (subprop.Tag != null && subprop.Tag is object[])
{
OnLockRecord(bLock, subprop, null);
}
//subprop.UpdateLastVersion();
}
}
if (Lock.Locked)
{
if (Lock.UnLock(keyvalue) > 0)
{
m_nRecordModifyCount = 0;
if (prop != null && prop.Lock != null && prop.Tag != null)
prop.UpdateLastVersion();
//nLastServerVersion = Lock.GetServerLastVersion(keyvalue);//放在模块级,一次全更新,否则各TAB间的版本会不一致
}
else
return false;
}
}
/*if (m_nRecordModifyCount > 0)
{
//解锁记录
}
m_nRecordModifyCount = 0;
*/
return true;
}
/// <summary>
/// 获取字段的全路径名
/// </summary>
/// <param name="dbClass">当前DBClass</param>
/// <returns>全路径名</returns>
private string GetFullDisplayName(DBCustomProperty prop)
{
string fullDisplayName = prop.Name.Trim(); // 完整的显示名称
DBCustomClass parent = prop.Parent as DBCustomClass;
while (parent != null && parent.Property != null && parent.ParentFieldID > 0) // 存在父字段且不为分类
{
fullDisplayName = string.Format("{0}.", parent.Property.Name.Trim()) + fullDisplayName;
parent = parent.Parent as DBCustomClass;
}
return fullDisplayName;
}
private bool SavePropertyData(DataRow SaveRow, DBCustomProperty prop, object value, int savetype, string strRemarks, bool bMainSaveRow)
{
string oldValue = SaveRow[prop.ID].ToString(); // 旧值
if (oldValue == "") // 为空，取默认值
{
DataRow defaultRow = CustomClassCache.GetPropDefaultValue(m_strMainTableName);
if (defaultRow != null) // 默认行非空
{
oldValue = defaultRow[prop.ID].ToString();
}
}
//保存到数据表中
if (prop.ValueType != enumValueType.vtUnknown)
{
try
{
SaveRow[prop.ID] = value;
DataRow def_row = CustomClassCache.GetPropDefaultValue(m_strMainTableName);
if (def_row != null)
{
bool IsProcessingDefaultRow = true;
if (m_findkeys != null)
{
foreach (object obj in m_findkeys)
{
if (obj.ToString().Trim() != "0")
{
IsProcessingDefaultRow = false;
break;
}
}
}
else if (prop.Tag is object[])
{
foreach (object obj in (object[])(prop.Tag))
{
if (obj.ToString().Trim() != "0")
{
IsProcessingDefaultRow = false;
break;
}
}
}
if (!IsProcessingDefaultRow) // 如果保存的本来就是default row，可以不用处理。
{
object def_val = def_row[prop.ID];
bool bPropIsCat = false;
if (m_strCats != null)
{
foreach (string cat in m_strCats)
{
if (prop.ID == cat)
{
bPropIsCat = true;
break;
}
}
}
// 如果是主键, 也不必和默认值比较了, 并存成 DBNull
bool bPropIsPrimaryKeys = false;
foreach (DataColumn col in m_tbl_MainData.PrimaryKey)
{
if (col.ColumnName.ToLower() == prop.ID.ToLower())
{
bPropIsPrimaryKeys = true;
break;
}
}
if (def_val.ToString() == value.ToString() && !bPropIsCat && savetype == 0 && !bPropIsPrimaryKeys)
SaveRow[prop.ID] = DBNull.Value;
}
}
}
catch (Exception ex)
{
SaveRow[prop.ID] = DBNull.Value;
Helper.AddLog(ex.Message);
}
}
// 将旧值和新值统一转换为true和false
string newValue = value.ToString(); // 新值
if (prop.ValueType == enumValueType.vtBool) // 检查是否是真假值，显示值统一换为是和否
{
oldValue = DataRecord.TranslateValue(oldValue);
newValue = DataRecord.TranslateValue(newValue);
}
oldValue = oldValue.Replace("'", "''");
newValue = newValue.Replace("'", "''");
if (!bMainSaveRow)
{
DataTable tbl = SaveRow.Table;
string sqlrow = tbl.ExtendedProperties["sql"] as string;
if (Helper.SaveTable(tbl, sqlrow, MainForm.conn) < 1)
{
return false;
}
//修改内存显示用的默认值
/*if (prop.Value is DBCustomClass)
prop.DefaultValue = ((DBCustomClass)prop.Value).Value;
else
prop.DefaultValue = prop.Value;
*/
prop.UpdateDefaultValue();
// 记录表的值
DataRecord dataRecord = DataRecord.GetDataRecord();
dataRecord.Conn = m_conn; // sql连接
dataRecord.ModelID = m_nModlId; // 模块id
dataRecord.TabID = m_nModlTabId; // tab页id
dataRecord.CurrentNode = m_lua["SelectedNode"] as TreeNode; // 树结点
dataRecord.Time = DateTime.Now; // 当前修改时间
dataRecord.UserName = Helper.GetHostName(); // 当前用户名
dataRecord.OldValue = oldValue; // 字段的旧值
dataRecord.NewValue = newValue; // 字段的新值
dataRecord.FieldDisplayName = GetFullDisplayName(prop); // 字段的全路径
dataRecord.FieldID = int.Parse(prop.Key); // 字段的id
dataRecord.Remarks = strRemarks;
dataRecord.Save();
}
else
{
mRecordProList.Add(prop);
string[] record = new string[4];
record[0] = oldValue;
record[1] = newValue;
record[2] = GetFullDisplayName(prop);
record[3] = prop.Key;
mRecordList.Add(record);
}
return true;
}
//按记录号排序：以记录号为父结点，以属性为叶结点组织显示
//1对多另一种排序生成方式，以记录为虚拟字段，下属的为此记录相关的属性
private void Load1MultipleRecordRecordMode(string[] parentKeys, object[] parentKeyValues, string[] primaryKeys)
{
object[] childKeys = null;
// 遍历每条记录，并每条记录生成一个CustomClass,以记录号为名,将下面的内容包装起来
DataRow[] rows = m_tbl_MainData.Select(GetFilter(parentKeys, parentKeyValues)); // "skillid = '28' and skilllevel = '1'");
m_nRecordCound = rows.Length;
for(int i = 0; i < rows.Length; i ++)
{
DataRow row = rows[i];
DBCustomClass ChildNodes = new DBCustomClass(this, m_lua, m_nModlTabId, m_nParentFieldId); // 虚拟字段下第二级可展开字段
childKeys = GetChildKeyValues(row, m_strDBPrimaryKeys);
ChildNodes.Load1MultipleRecordRecordModeLine(m_strDBPrimaryKeys, childKeys); // 生成一对多的特殊情况，以记录号为树结点
string strName = string.Format("{0}#", i + 1);
DBCustomProperty p = new DBCustomProperty(this, strName, strName, ChildNodes, false, true, enumValueType.vtExpandNode); // 假属性暂不处理
bool lockRecord = false; // 默认行的子表记录是不能被修改的，所以加锁没意义，优化掉。
foreach (object key in childKeys)
{
if (key.ToString() != "0")
{
lockRecord = true;
break;
}
}
p.Lock = new RecordLockEx(Conn, MainTable, DBPrimaryKey, m_nModlId);
if (lockRecord) // 只有在修改非默认行的子表记录时才加锁。
{
p.UpdateLastVersion();
}
p.Name = strName; // 中文名
p.Description = "从表中的记录";
p.Value = ChildNodes;
p.Key = "-1";
p.Tag = childKeys;
p.IsCanHideNode = Parent != null; // 如果不是顶层结点，则是可以被隐藏的结点
p.ReadOnly = true;
this.Add(p);
ChildNodes.Value = "...";
ChildNodes.SetEvents(ChildNodes.AllEvents);
}
}
//递归体
private DBCustomProperty FindPropInPropByFieldID(DBCustomProperty prop , string fieldid)
{
if (prop.Value == null ) return null; //修正在从表字段中不能保存脚本的问题
DBCustomClass cls = prop.Value as DBCustomClass;
//找正常属性
foreach(DBCustomProperty iprop in cls)
{
//找到了
if (iprop.Key == fieldid) return iprop;
}
//找虚拟字段之类的
foreach(DBCustomProperty iprop in cls)
{
if (iprop.Value != null && iprop.Value is DBCustomClass)
{
DBCustomProperty ret = FindPropInPropByFieldID(iprop, fieldid);
if (ret != null) return ret;
}
}
return null;
}