public Form1()
{
InitializeComponent();
students = new CStudents();
visualization = new CVisualization(students.Collection, new Point(40, 40));
work = new WorkWithFile();
}
private void newFileToolStripMenuItem_Click(object sender, EventArgs e)
{
bool close = true;
if (NeedSaving)
{
DialogResult result = MessageBox.Show("Save Current File?", "Saving", MessageBoxButtons.YesNoCancel);
switch (result)
{
case DialogResult.Yes:
work.PutInfoToFile(students, WorkWithFile.Ext, NeedSaving);
NeedSaving = false;
break;
case DialogResult.No:
break;
case DialogResult.Cancel:
close = false;
break;
}
}
if (close || !NeedSaving)
{
visualization.list.Clear();
visualization.Source.Clear();
WorkWithFile.FileName = "New List";
this.Text = WorkWithFile.FileName;
visualization.Clean();
visualization.DisplayOnForm(this);
work = new WorkWithFile();
NeedSaving = true;
IsOpened = true;
}
}
private void saveAsToolStripMenuItem_Click(object sender, EventArgs e)
{
if (WorkWithFile.SaveFileDialog())
{
string ext = Path.GetExtension(WorkWithFile.FileName);
work.PutInfoToFile(students, ext, NeedSaving);
NeedSaving = false;
}
}
private void openExsistingToolStripMenuItem_Click(object sender, EventArgs e)
{
bool close = true;
if (NeedSaving)
{
DialogResult result = MessageBox.Show("Save Current File?", "Saving", MessageBoxButtons.YesNoCancel);
switch (result)
{
case DialogResult.Yes:
if (work.PutInfoToFile(students, WorkWithFile.Ext, NeedSaving))
{
NeedSaving = false;
}
else
{
close = false;
}
break;
case DialogResult.No:
break;
case DialogResult.Cancel:
close = false;
break;
}
}
if (close || !NeedSaving)
{
WorkWithFile.ChoseFileDialog();
if (WorkWithFile.FileName == "")
{
}
else
{
if (work.GetInfoFromFile(WorkWithFile.Ext, ref students))
{
visualization.Clean();
visualization.Source = students.Collection;
visualization.Display(true);
visualization.DisplayOnForm(this);
this.Text = WorkWithFile.FileName;
NeedSaving = false;
IsOpened = true;
}
else
{
MessageBox.Show("File was corrupted", "Incorrect file", MessageBoxButtons.OK, MessageBoxIcon.Error);
visualization.Clean();
visualization.Source = students.Collection;
}
}
}
}
