private void handle_event()
{
IntelligentEvent evt = MiddleWareCore.get_a_event();
if (evt != null)
{
IntelligentEvent IEvent = (IntelligentEvent)evt;
string epcID = IEvent.epcID;
string remoteDeviceID = IEvent.remoteDeviceID;
string check_time = IEvent.time_stamp;
string studentName = string.Empty;
string question_value = IEvent.questionValue.ToUpper();;
//终端发送的答案必须符合要求 A B C 或者 D
if (question_value != "A" && question_value != "B" && question_value != "C" && question_value != "D")
{
return;
}
//1 更改本地信息
//2 更改饼图
//3 更改座位状态
int totalCount = MemoryTable.studentInfoTable.Rows.Count;
Person person = MemoryTable.getPersonByEpc(epcID);
equipmentPosition ep = MemoryTable.getEquipmentConfigMapInfoByDeviceID(remoteDeviceID);
if (ep != null)
{
if (IEvent.event_unit_list.IndexOf(IntelligentEventUnit.epc_on_another_device) >= 0)
{
////这里要处理一下同一个学生用不一个设备发送答案的情况
equipmentPosition ep_old = MemoryTable.getEquipmentInfoByEpc(epcID);
this.setChairState(ep_old, DocumentFileState.InitialState, "");
MemoryTable.clearEquipmentAndStudentCombining(epcID);
}
if (person != null)
{
studentName = person.name;
this.setChairState(ep, studentName);
MemoryTable.setEquipmentInfoCombineStudentID(ep, person.epc);
this.setPersonAnswer(person.id_num, question_value);
}
DocumentFileState dfs = this.getStateByAnswer(question_value);
this.setChairState(ep, dfs);
this.refreshPie();
}
}
}
public void setColorStyle(string docName, DocumentFileState _state)
{
bool bFind = false;
foreach (CarbinetFloor cf in this.floors)
{
foreach (DocumentFile df in cf.documentList)
{
if (df.name == docName)
{
df.setColorStyle(_state);
bFind = true;
break;
}
}
if (bFind)
{
break;
}
}
}
public void setColorStyle(DocumentFileState _state)
{
MetroFramework.MetroColorStyle style = MetroFramework.MetroColorStyle.Blue;
switch (_state)
{
case DocumentFileState.InitialState:
style = MetroFramework.MetroColorStyle.Blue;
break;
case DocumentFileState.Green:
style = MetroFramework.MetroColorStyle.Green;
break;
case DocumentFileState.Orange:
style = MetroFramework.MetroColorStyle.Orange;
break;
case DocumentFileState.Red:
style = MetroFramework.MetroColorStyle.Red;
break;
}
this.doc.Style = style;
}
private DocumentFileState getStateByAnswer(string answer)
{
DocumentFileState dfs = DocumentFileState.InitialState;
switch (answer)
{
case "A":
dfs = DocumentFileState.Green;
break;
case "B":
dfs = DocumentFileState.Orange;
break;
case "C":
dfs = DocumentFileState.Red;
break;
case "D":
dfs = DocumentFileState.Blue;
break;
}
return(dfs);
}
private void setChairState(equipmentPosition ep, DocumentFileState dfs)
{
Program.frmClassRoom.changeChairState(ep.group, ep.formatedPosition(), dfs);
}
public void changeChairState(int _groupIndex, string _equipmentID, DocumentFileState _state)
{
Carbinet _carbinet = this.groups[_groupIndex];
_carbinet.setColorStyle(_equipmentID, _state);
}
/*
* 对于一个本页面来说，只需要接受改变具体某个座位状态的能力即可
* 将某个座位设置为枚举的状态
* 座位上的文字的改变
* 座位恢复为初始状态
*/
public void changeChairState(int _groupIndex, int _rowIndex, int _columnIndex, DocumentFileState _state, string _text)
{
string id = string.Format("{0},{1},{2}", _groupIndex, _rowIndex, _columnIndex);
changeChairState(_groupIndex, id, _text);
changeChairState(_groupIndex, id, _state);
}
