public void DealWithDataReaderInMutipleThread()
{
i = 0;
Database db = MB.Orm.Persistence.DatabaseHelper.CreateDatabase();
System.Data.Common.DbCommand dbCmd = db.GetSqlStringCommand("SELECT * FROM MTSBW.BF_USER");
using (IDataReader reader = db.ExecuteReader(dbCmd)) {
try {
//System.Threading.Thread t1 = new System.Threading.Thread(new System.Threading.ThreadStart(() => {
// while (reader.Read()) {
// System.Threading.Interlocked.Add(ref i, 1);
// }
// }));
//System.Threading.Thread t2 = new System.Threading.Thread(new System.Threading.ThreadStart(() => {
// try {
// while (reader.Read()) {
// System.Threading.Interlocked.Add(ref i, 1);
// }
// }
// catch (Exception ex) {
// string msg = ex.ToString();
// }
//}));
double timeElapsed = 0;
using (MB.Util.MethodTraceWithTime trace = new Util.MethodTraceWithTime("test")) {
Task[] tasks = new Task[3] {
Task.Factory.StartNew(() => consumeDataReader(reader, ref i)),
Task.Factory.StartNew(() => consumeDataReader(reader, ref i)),
Task.Factory.StartNew(() => consumeDataReader(reader, ref i))
};
Task.WaitAll(tasks);
timeElapsed = trace.GetExecutedTimes();
}
int result = i;
}
catch (Exception ex) {
}
finally {
dbCmd.Dispose();
}
}
}
void refreshToolsButton()
{
using (MB.Util.MethodTraceWithTime track = new Util.MethodTraceWithTime("XtraRibbonMdiMainForm::refreshToolsButton")) {
try {
if (this.ActiveMdiChild != null)
{
MB.WinBase.IFace.IViewGridForm gridViewForm = this.ActiveMdiChild as MB.WinBase.IFace.IViewGridForm;
if (gridViewForm != null)
{
bool existsUnSave = gridViewForm.ExistsUnSaveData();
//if (_LastSetGridForm != null && gridViewForm.Equals(_LastSetGridForm) && _LastSetState == existsUnSave) {
// //setAllButtonEnabled(false);
// return;
//}
setAllButtonEnabled(true);
//_LastSetState = existsUnSave;
//_LastSetGridForm = gridViewForm;
// MB.Util.TraceEx.Write("开始执行 existsUnSave...");
bButSave.Enabled = existsUnSave && chenckButtonEnable(gridViewForm, bButSave); // checkExistsRejectCommand(bButSave) && ValidatedCommandButton(bButSave);
bButAddNew.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButAddNew); //checkExistsRejectCommand(bButAddNew) && ValidatedCommandButton(bButAddNew);
bButDelete.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButDelete); //checkExistsRejectCommand(bButDelete) && ValidatedCommandButton(bButDelete);
bButFilter.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButFilter); // checkExistsRejectCommand(bButFilter) && ValidatedCommandButton(bButFilter);
bButAdvanceFilter.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButAdvanceFilter); //checkExistsRejectCommand(bButAdvanceFilter) && ValidatedCommandButton(bButAdvanceFilter);
bButRefresh.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButRefresh); //checkExistsRejectCommand(bButRefresh) && ValidatedCommandButton(bButRefresh);
bButOpen.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButOpen); //checkExistsRejectCommand(bButOpen) && ValidatedCommandButton(bButOpen);
bButImport.Enabled = !existsUnSave && chenckButtonEnable(gridViewForm, bButImport); //checkExistsRejectCommand(bButImport) && ValidatedCommandButton(bButImport);
//判断动态聚组设定按钮是否需要可用
IViewDynamicGroupGridForm dynamicViewForm = gridViewForm as IViewDynamicGroupGridForm;
bButDynamicGroupSetting.Enabled = (dynamicViewForm != null) && dynamicViewForm.IsDynamicGroupIsActive;
// MB.Util.TraceEx.Write("结束执行 existsUnSave...");
}
else
{
setAllButtonEnabled(false);
}
}
else
{
setAllButtonEnabled(false);
}
}
catch (Exception ex) {
throw new MB.Util.APPException("自动刷新主界面功能菜单项出错" + ex.Message, Util.APPMessageType.SysErrInfo);
}
}
}
private void RibbonMdiMainForm_MdiChildActivate(object sender, EventArgs e)
{
using (MB.Util.MethodTraceWithTime track = new Util.MethodTraceWithTime("XtraRibbonMdiMainForm::MdiChildActivate")) {
var moduleInfo = GetFocusedNodeInfo(trvListMain.FocusedNode);
if (moduleInfo == null)
{
return;
}
ModuleTreeNodeInfo nodeInfo = moduleInfo;
var afrm = this.GetActiveMdiChildForm();
if (afrm != null && afrm.ClientRuleObject != null)
{
nodeInfo = afrm.ClientRuleObject.ModuleTreeNodeInfo;
}
refreshToolsButtonItem(nodeInfo);
refreshToolsButton();
}
}
//根据当前活动的子窗口 格式化操作的菜单项
private void refreshToolsButtonItem(MB.Util.Model.ModuleTreeNodeInfo moduleInfo)
{
using (MB.Util.MethodTraceWithTime track = new Util.MethodTraceWithTime("XtraRibbonMdiMainForm::refreshToolsButtonItem")) {
_RejectCommandItems.Clear();
foreach (DevExpress.XtraBars.BarButtonItem butItem in _AllCreateMenuItems.Keys)
{
butItem.Enabled = true;
}
//2009-21-29主要从兼容的角度来处理，以后需要去掉 (新订货会系统中有需要)
if (!string.IsNullOrEmpty(moduleInfo.RejectCommands))
{
string[] rejects = moduleInfo.RejectCommands.Split(',');
foreach (DevExpress.XtraBars.BarButtonItem butItem in _AllCreateMenuItems.Keys)
{
System.ComponentModel.Design.CommandID cmdID = _AllCreateMenuItems[butItem];
UICommandType cType = (UICommandType)cmdID.ID;
if (Array.IndexOf(rejects, cType.ToString()) >= 0)
{
butItem.Enabled = false;
if (!_RejectCommandItems.ContainsKey(butItem))
{
_RejectCommandItems.Add(butItem, false);
}
else
{
_RejectCommandItems[butItem] = false;
}
}
}
}
MB.WinBase.IFace.IForm activeForm = this.GetActiveMdiChildForm();
if (activeForm == null || activeForm.ClientRuleObject == null)
{
foreach (DevExpress.XtraBars.BarButtonItem butItem in _AllCreateMenuItems.Keys)
{
butItem.Enabled = false;
}
return;
}
//根据业务类上的配置项来进行约束操作菜单项。
var rejectCfg = MB.WinBase.Atts.AttributeConfigHelper.Instance.GetModuleRejectCommands(activeForm.ClientRuleObject.GetType());
if (rejectCfg != null)
{
foreach (DevExpress.XtraBars.BarButtonItem butItem in _AllCreateMenuItems.Keys)
{
System.ComponentModel.Design.CommandID cmdID = _AllCreateMenuItems[butItem];
UICommandType cType = (UICommandType)cmdID.ID;
if ((rejectCfg.RejectCommands & cType) != 0)
{
butItem.Enabled = false;
if (!_RejectCommandItems.ContainsKey(butItem))
{
_RejectCommandItems.Add(butItem, false);
}
else
{
_RejectCommandItems[butItem] = false;
}
}
}
}
//如果是分析界面的话要屏蔽掉操作功能菜单项。
MB.WinBase.IFace.IClientRule editRule = activeForm.ClientRuleObject as MB.WinBase.IFace.IClientRule;
if (editRule != null)
{
return;
}
foreach (DevExpress.XtraBars.BarButtonItem butItem in _AllCreateMenuItems.Keys)
{
System.ComponentModel.Design.CommandID cmdID = _AllCreateMenuItems[butItem];
var info = CommandGroups.EditCommands.FirstOrDefault(o => o.CommandID.Equals(cmdID));
if (info != null)
{
butItem.Enabled = false;
if (!_RejectCommandItems.ContainsKey(butItem))
{
_RejectCommandItems.Add(butItem, false);
}
else
{
_RejectCommandItems[butItem] = false;
}
continue;
}
if (cmdID.Equals(UICommands.DataImport))
{
butItem.Enabled = false;
if (!_RejectCommandItems.ContainsKey(butItem))
{
_RejectCommandItems.Add(butItem, false);
}
else
{
_RejectCommandItems[butItem] = false;
}
continue;
}
}
}
}
