private void dgvGroup_UserDeletingRow(object sender, DataGridViewRowCancelEventArgs e)
{
int id = 0;
if (int.TryParse(e.Row.Cells[0].Value.ToString(), out id))
{
var db = new LINQDataContext();
// Define the query expression.
var cquery = (from classs in db.Group_ID_Lists
where classs.Group_ID == id
select classs).ToArray();
if (cquery != null)
{
string query = @"DELETE From dbo.Group_ID_List Where Group_ID = {0}";
db.ExecuteQuery<object>(query, id);
}
else
{
db.New_GroupsPerClassDeleteByGroupID(id);
db.GroupsDelete(id);
}
db.Dispose();
}
}
private void dgvGroup_UserDeletingRow(object sender, DataGridViewRowCancelEventArgs e)
{
int id = 0;
if (int.TryParse(e.Row.Cells[0].Value.ToString(), out id))
{
var db = new LINQDataContext();
// Define the query expression.
var cquery = (from classs in db.Group_ID_Lists
where classs.Group_ID == id
select classs).ToArray();
if (cquery != null)
{
string query = @"DELETE From dbo.Group_ID_List Where Group_ID = {0}";
db.ExecuteQuery <object>(query, id);
}
else
{
db.New_GroupsPerClassDeleteByGroupID(id);
db.GroupsDelete(id);
}
db.Dispose();
}
}
private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
LOCK = true;
try
{
bool emptyDB = !(pbtnProfessorExport.Enabled | pbtnBranchExport.Enabled |
pbtnCourseExport.Enabled | pbtnRoomExport.Enabled |
pbtnGroupExport.Enabled | pbtnClassExport.Enabled);
//
// if Database have data then show a Warning for losing data
if (!emptyDB)
{
if (MessageBox.Show("Are you sure you want to permanently delete \n" +
"full database and create new database?", "Delete Old Database",
MessageBoxButtons.YesNo, MessageBoxIcon.Warning,
MessageBoxDefaultButton.Button2) == System.Windows.Forms.DialogResult.Yes)
{
var db = new LINQDataContext();
string query = @"DELETE FROM dbo.New_GroupsPerClass " +
@"DELETE FROM dbo.Classroom_time " +
@"DELETE FROM dbo.Priority_Professor " +
@"DELETE FROM dbo.Professor " +
@"DELETE FROM dbo.Group_ID_List " +
@"DELETE FROM dbo.Groups " +
@"DELETE FROM dbo.Room " +
@"DELETE FROM dbo.Class " +
@"DELETE FROM dbo.Room_Type " +
@"DELETE FROM dbo.Course " +
@"DELETE FROM dbo.Branch";
db.ExecuteQuery<object>(query);
//
// Disable Export Buttons
pbtnProfessorExport.Enabled = false;
pbtnProfessorExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
pbtnBranchExport.Enabled = false;
pbtnBranchExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
pbtnCourseExport.Enabled = false;
pbtnCourseExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
pbtnRoomExport.Enabled = false;
pbtnRoomExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
pbtnGroupExport.Enabled = false;
pbtnGroupExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
pbtnClassExport.Enabled = false;
pbtnClassExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
pbtnTermSchemeExport.Enabled = false;
pbtnTermSchemeExport.Image = global::MakeClassSchedule.Properties.Resources.Export_Disable;
}
}
}
finally
{
LOCK = false;
}
}
private void ImportMDF()
{
try
{
Set_Cursor_Value("WaitCursor");
var originDB = new LINQDataContext();
var newDB = new LINQDataContext(FileName);
Set_prbMain_Value(0);
#region 1. Professor DATA
//
// Delete old Professor data and Fill it by newDB data
//
var aryProfessor = newDB.Professors.ToArray();
if (aryProfessor.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " + @"DELETE FROM dbo.Classroom_time "
+ @"DELETE FROM dbo.Priority_Professor " + @"DELETE FROM dbo.Professor";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryProfessor)
{
originDB.ProfessorSave(row.ID, row.Name_Professor, row.Branch, row.Email, row.EducationDegree, row.Schedule);
}
}
#endregion
Set_prbMain_Value(10);
#region 2. Branch DATA
//
// Delete old Branch data and Fill it by newDB data
//
var aryBranch = newDB.Branches.ToArray();
if (aryBranch.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " + @"DELETE FROM dbo.Group_ID_List " + @"DELETE FROM dbo.Classroom_Time "
+ @"DELETE FROM dbo.Class " + @"DELETE FROM dbo.Course "
+ @"DELETE FROM dbo.Groups " + @"DELETE FROM dbo.Branch";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryBranch)
{
originDB.BranchSave(row.ID_Branch, row.Branch_Name, row.Degree);
}
}
#endregion
Set_prbMain_Value(20);
#region 3. Room_Type DATA
//
// Delete old Room_Type data and Fill it by newDB data
//
var aryRoom_Type = newDB.Room_Types.ToArray();
if (aryRoom_Type.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " + @"DELETE FROM dbo.Classroom_time "
+ @"DELETE FROM dbo.Room " + @"DELETE FROM dbo.Priority_Professor "
+ @"DELETE FROM dbo.Group_ID_List "
+ @"DELETE FROM dbo.Class " + @"DELETE FROM dbo.Room_Type";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryRoom_Type)
{
originDB.Room_TypeSave(row.Type_Name);
}
}
#endregion
Set_prbMain_Value(30);
#region 4. Course DATA
//
// Delete old Course data and Fill it by newDB data
//
var aryCourse = newDB.Courses.ToArray();
if (aryCourse.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " + @"DELETE FROM dbo.Classroom_time "
+ @"DELETE FROM dbo.Group_ID_List " + @"DELETE FROM dbo.Priority_Professor "
+ @"DELETE FROM dbo.Class " + @"DELETE FROM dbo.Course";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryCourse)
{
originDB.CourseSave(row.Course_ID, row.Branch_ID,
row.TermNo, row.Name_Course,
row.Type_Course, row.CourseCode,
row.TheoryUnitNo, row.PracticalUnitNo,
row.InRequisite_CourseID, row.PreRequisite_CourseID);
}
}
#endregion
Set_prbMain_Value(40);
#region 5. Groups DATA
//
// Delete old Group data and Fill it by newDB data
//
var aryGroup = newDB.Groups.ToArray();
if (aryGroup.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " +
@"DELETE FROM dbo.Group_ID_List " +
@"DELETE FROM dbo.Groups";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryGroup)
{
originDB.GroupsSave(row.ID, row.Semester_Entry_Year, row.Semester_Entry_FS, row.Branch_Selection, row.Size_No);
}
}
#endregion
Set_prbMain_Value(50);
#region 6. Room DATA
//
// Delete old Room data and Fill it by newDB data
//
var aryRoom = newDB.Rooms.ToArray();
if (aryRoom.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " + @"DELETE FROM dbo.Classroom_time " + @"DELETE FROM dbo.Room";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryRoom)
{
originDB.RoomSave(row.Room_ID, row.Name_Room, row.Type_Room, row.Size_No);
}
}
#endregion
Set_prbMain_Value(60);
#region 7. Class DATA
//
// Delete old Class data and Fill it by newDB data
//
var aryClass = newDB.Classes.ToArray();
if (aryClass.Length > 0)
{
string query = @"DELETE FROM dbo.New_GroupsPerClass " + @"DELETE FROM dbo.Group_ID_List " + @"DELETE FROM dbo.Classroom_Time "
+ @"DELETE FROM dbo.Priority_Professor " + @"DELETE FROM dbo.Class";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryClass)
{
originDB.ClassSave(row.Class_ID, row.Course_ID, row.Practical_unit, row.Theory_unit, row.RoomType);
}
}
#endregion
Set_prbMain_Value(70);
#region 8. Group_ID_List DATA
//
// Delete old Group_ID_List data and Fill it by newDB data
//
var aryGroup_ID_List = newDB.Group_ID_Lists.ToArray();
if (aryGroup_ID_List.Length > 0)
{
string query = @"DELETE FROM dbo.Group_ID_List";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryGroup_ID_List)
{
originDB.Group_ID_ListSave(row.Group_ID, row.Class_ID);
}
}
#endregion
Set_prbMain_Value(80);
#region 9. Priority_Professor DATA
//
// Delete old Classroom_Time data and Fill it by newDB data
//
var aryPriority_Professor = newDB.Priority_Professors.ToArray();
if (aryPriority_Professor.Length > 0)
{
string query = @"DELETE FROM dbo.Priority_Professor";
originDB.ExecuteQuery<object>(query);
//
// read and save new data
//
foreach (var row in aryPriority_Professor)
{
originDB.Priority_ProfessorSave(row.Professor_ID, row.Class_ID, row.Priority);
}
}
#endregion
Set_prbMain_Value(90);
#region 10. Classroom_Time DATA
//
// Delete old Classroom_Time data and Fill it by newDB data
//
var aryClassroom_Time = newDB.Classroom_Times.ToArray();
var aryNew_GroupsPerClass = newDB.New_GroupsPerClasses.ToArray();
if (aryClassroom_Time.Length > 0)
{
originDB.Classroom_TimeDeleteAll();
//
// read and save new data about Classroom_Time
//
foreach (var row in aryClassroom_Time)
{
originDB.Classroom_TimeSave(row.Room_ID, row.Class_ID,
row.Professor_ID, row.StartTime, row.Duration, row.Day_No);
}
//
// read and save new data about New_GroupsPerClass
//
foreach (var row in aryNew_GroupsPerClass)
{
originDB.New_GroupsPerClassSave(row.Room_ID, row.Class_ID, row.StartTime, row.Day_No, row.Group_ID);
}
}
#endregion
Set_prbMain_Value(98);
originDB.Connection.Close();
originDB.Dispose();
newDB.Connection.Close();
newDB.Dispose();
Set_prbMain_Value(100);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "اشکال در بازیابی اطلاعات");
thImport.Abort();
return;
}
finally
{
Thread.CurrentThread.Join(1000);
Set_prbMain_Value(0);
Set_Cursor_Value("Default");
bwExportBtnCheck.RunWorkerAsync();
Thread.CurrentThread.Abort();
}
}