public FrmEditEnvVar(string variableName, EnvironmentVariableTarget variableType)
{
InitializeComponent();
this.MinimumSize = new Size(327, 439);
dgvValuesList.TabIndex = 0;
LoadSettings();
txtVariableName.CausesValidation = false;
dgvHandler = new DgvHandler(ref dgvValuesList);
// set default icon
dgvValuesList_UserAddedRow(null, null);
this.txtVariableName.Text = variableName;
// remember current name
this.variableName = variableName;
this.variableType = variableType;
validator = new EnvVarValueValidator();
if (txtVariableName.Text.Length != 0)
{ // Check if we are editing variable
LoadEnvironmentVariableValues();
}
// Set form title
this.Text = (txtVariableName.Text.Length != 0
? "Edit" : "New") + " "
+ (this.variableType == EnvironmentVariableTarget.Machine
? "System" : "User") + " Variable";
#region Create DgvHandler Commands
commandsList = new UndoRedoCommandList();
dgvHandler.SetCurrentCell(0);
editVarNameCommand = new EditVarNameCommand(txtVariableName);
#endregion DgvHandler Commands
// disable buttons
SetBtnState();
txtVariableName.CausesValidation = true;
isVarNameChanged = false;
// Open/Save File dialogs
openFileDialog.Filter = FILE_FILTER;
openFileDialog.DefaultExt = DEFAULT_FILTER_EXTENSION;
saveFileDialog.Filter = FILE_FILTER;
saveFileDialog.DefaultExt = DEFAULT_FILTER_EXTENSION;
}
private void LocateInWindowsExplorer( )
{
EnvVarValueValidator validator = new EnvVarValueValidator();
string varValue = string.Empty;
foreach (DataGridViewRow row in dgvValuesList.SelectedRows)
{
if (row.Index != dgvValuesList.Rows.Count - 1)
{
DataGridViewCell cell = row.Cells[1];
varValue = (cell.Value.ToString().Contains("%")) ? cell.ToolTipText : cell.Value.ToString();
switch (validator.ValueType(varValue))
{
case EnvironmentValueType.Folder:
{ // Open Folder in Windows Explorer
LocateInWindowsExplorer(varValue);
}
break;
case EnvironmentValueType.File:
{ // Select File in Windows Explorer
LocateInWindowsExplorer("/select," + varValue);
}
break;
case EnvironmentValueType.Error:
{ // Select existing folder in the path
string parentDir = Path.GetDirectoryName(varValue);
while (!Directory.Exists(parentDir))
{
parentDir = Path.GetDirectoryName(parentDir);
}
// Open Folder in Explorer
LocateInWindowsExplorer(parentDir);
}
break;
default:
// TODO: Remove for multiple rows
MessageBox.Show("Nothing to locate in Windows Explorer", "Validation", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
break;
}
}
}
}
private void LoadEnvironmentVariables(DataGridView dgv, EnvironmentVariableTarget target)
{
EnvVarValueValidator validator = new EnvVarValueValidator();
int currentRowIndex = (dgv.CurrentRow != null ? dgv.CurrentRow.Index : 0);
dgv.Rows.Clear();
int rowIndex = 0;
IDictionary environmentVariables = variableManger.GetEnvVariables(target);
foreach (DictionaryEntry de in environmentVariables)
{
string[] row = { de.Key.ToString(), de.Value.ToString() };
rowIndex = dgv.Rows.Add(row);
// validate variable value and show row in red if invalid
if (!validator.Validate(de.Value.ToString()))
{
dgv.Rows[rowIndex].Cells[0].Style.ForeColor = Color.Red;
dgv.Rows[rowIndex].Cells[1].Style.ForeColor = Color.Red;
}
}
dgv.Sort(dgv.Columns[0], ListSortDirection.Ascending);
try
{
dgv.CurrentCell = dgv[0, currentRowIndex];
dgv.FirstDisplayedScrollingRowIndex = currentRowIndex;
}
catch
{ // if row was deleted this will set it to first one
// TODO: Implement this by searching for var name in the grid.
// Catching Exceptions makes program slow
dgv.CurrentCell = dgv[0, 0];
dgv.FirstDisplayedScrollingRowIndex = 0;
}
}