private bool PromptSave()
{
if (this.m_modified)
{
DialogResult res = MessageBox.Show(this, "Do you want to save changes?", "IFC Documentation Generator", MessageBoxButtons.YesNoCancel);
switch (res)
{
case DialogResult.Yes:
toolStripMenuItemFileSave_Click(this, EventArgs.Empty);
return true;
case DialogResult.No:
return true;
case DialogResult.Cancel:
return false;
}
}
return true;
}