/// <summary>
/// Returns true if the file was saved or false if canceled by the user (which can happen
/// if this file falls back to "Save as")
/// </summary>
bool Save(NimEditor ed)
{
if (ed == null)
{
return(true);
}
if (!File.Exists(ed.FileName))
{
return(SaveAs(ed));
}
try
{
ed.SaveToFile(ed.FileName, Encoding.UTF8);
ed.Modified = false;
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
throw;
}
return(true);
}
private bool OpenDocument(string filename)
{
//TODO: check if document is already open and switch to it!
//ios this document already opened? if so, switch to it:
NimEditor oldEditor = FindEditor(filename);
if (oldEditor != null)
{
var tp = FindTabPage(oldEditor);
if (tp != null)
{
tabControl1.SelectedTab = tp;
return(true);
}
}
if (File.Exists(filename))
{
NimEditor se = CreateDocument(filename);
se.OpenFile(filename, Encoding.UTF8);
se.Modified = false;
return(true);
}
return(false);
}
TabPage FindTabPage(NimEditor ed)
{
foreach (TabPage tp in tabControl1.TabPages)
{
if (tp.Controls[0] as NimEditor == ed)
{
return(tp);
}
}
return(null);
}
private NimEditor CreateDocument(string filename = "", string displayName = "")
{
NimEditor se = new NimEditor(filename);
se.ModifiedChanged += se_ModifiedChanged;
TabPage tp = new TabPage(displayName);
se.Dock = DockStyle.Fill;
tp.Controls.Add(se);
tabControl1.TabPages.Add(tp);
tabControl1.SelectedTab = tp;
UpdateTabText(tp);
return(se);
}
bool GetCurrentFile(out string filename, bool showSaveMsg)
{
filename = null;
NimEditor ed = CurrentEditor;
if (ed == null)
{
return(false);
}
if (!File.Exists(ed.FileName))
{
if (showSaveMsg)
{
MessageBox.Show("The current file has to be saved first.");
}
return(false);
}
filename = ed.FileName;
return(true);
}
/// <summary>
/// Returns true if the file was saved or false if canceled by the user.
/// </summary>
bool SaveAs(NimEditor ed)
{
if (ed == null)
{
return(true);
}
if (!string.IsNullOrWhiteSpace(ed.FileName))
{
string dir = Path.GetDirectoryName(ed.FileName);
string fn = Path.GetFileName(ed.FileName);
if (Directory.Exists(dir))
{
saveDialog.InitialDirectory = dir;
}
saveDialog.FileName = Path.GetFileName(ed.FileName);
}
if (saveDialog.ShowDialog() == DialogResult.OK)
{
try
{
ed.SaveToFile(saveDialog.FileName, Encoding.UTF8);
ed.FileName = saveDialog.FileName;
ed.Modified = true; //ste to true+false to force uodate of filename in tab even if modified was not changed
ed.Modified = false;
return(true);
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
throw;
}
}
return(false);
}
private void UpdateTabText(TabPage tp)
{
if (tp == null)
{
return;
}
NimEditor ed = tp.Controls[0] as NimEditor;
if (ed == null)
{
return;
}
string displayName = ed.DisplayName;
if (string.IsNullOrEmpty(displayName))
{
if (ed.NonameIndex <= 0) //unique noname count index
{
ed.NonameIndex = nonameCount++;
}
if (string.IsNullOrEmpty(displayName))
{
displayName = "NONAME" + (ed.NonameIndex).ToString(CultureInfo.InvariantCulture) + ".nim";
}
}
if (ed.Modified)
{
tp.Text = displayName + "*";
}
else
{
tp.Text = displayName;
}
}