/// <summary>
/// Applies the selected options and closes the form
/// </summary>
private void btnApply_Click(object sender, EventArgs e)
{
string name; SymbologyType type;
if (!get_CurrentNameAndType(out name, out type))
{
return;
}
if (type == SymbologyType.Default)
{
name = "";
}
MapWinGIS.Map map = m_legend.Map;
if (map != null)
{
int handle = m_layer.Handle;
string description = "";
if (map.LoadLayerOptions(handle, name, ref description))
{
m_legend.Map.Redraw();
m_legend.Refresh();
}
else
{
Globals.MessageBoxError("Error while loading options");
}
}
}
/// <summary>
/// Renames selected set of options (including file)
/// </summary>
private void btnRename_Click(object sender, EventArgs e)
{
string name; SymbologyType type;
if (!get_CurrentNameAndType(out name, out type))
{
return;
}
if (type == SymbologyType.Default)
{
return;
}
string newName = name;
frmAddOptions form = new frmAddOptions();
form.Text = "Rename options";
form.txtName.Text = newName;
form.txtDescription.Text = this.txtDescription.Text;
if (form.ShowDialog(this) == DialogResult.OK)
{
newName = form.txtName.Text.Trim();
this.txtDescription.Text = form.txtDescription.Text;
try
{
string oldFileame = m_layer.FileName + "." + name + ".mwsymb";
System.IO.File.Delete(oldFileame);
MapWinGIS.Map map = m_legend.Map;
map.SaveLayerOptions(map.get_LayerHandle(0), newName, true, txtDescription.Text);
}
catch
{
Globals.MessageBoxError("Failed to rename file");
return;
}
// updating the list
listView1.SelectedItems[0].Text = newName;
}
form.Dispose();
}
/// <summary>
/// Removes all the available options for the layer
/// </summary>
private void btnClear_Click(object sender, EventArgs e)
{
if (listView1.Items.Count == 0)
{
return;
}
MapWinGIS.Map map = m_legend.Map;
if (map != null)
{
if (MessageBox.Show("Do you want to remove all option sets for the layer?", LegendControl.Legend.AppName,
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
int errorCount = 0;
for (int row = 0; row < listView1.Items.Count; row++)
{
string name = listView1.Items[row].ToString();
SymbologyType type = (SymbologyType)listView1.Items[row].Tag;
if (type == SymbologyType.Default)
{
name = "";
}
if (!map.RemoveLayerOptions(m_layer.Handle, name))
{
errorCount++;
}
}
// redrawing
Globals.FillSymbologyList(listView1, m_layer.FileName, true, ref m_noEvents);
dgv_CurrentCellChanged(null, null);
if (errorCount > 0)
{
Globals.MessageBoxError("Failed to remove options: " + errorCount + Environment.NewLine + "Reason: " +
map.get_ErrorMsg(map.LastErrorCode));
}
}
}
RefreshControlsState();
}
/// <summary>
/// Saves the current state of the layer
/// </summary>
private void btnSave_Click(object sender, EventArgs e)
{
frmAddOptions form = new frmAddOptions();
// some values can be set there
form.txtName.Text = "";
form.txtDescription.Text = "";
if (form.ShowDialog(this) == DialogResult.OK)
{
string value = form.txtName.Text;
txtDescription.Text = form.txtDescription.Text;
if (listView1.Items.Count == 0)
{
this.LoadLayer();
}
// in case file exists, let's ask the user if we are to overwrite it
string name = m_layer.FileName + "." + value + ".mwsymb";
if (System.IO.File.Exists(name))
{
if (MessageBox.Show("Set of options with such name already exists." + Environment.NewLine +
"Do you want to rewrite it?", LegendControl.Legend.AppName, MessageBoxButtons.YesNo, MessageBoxIcon.Question) != DialogResult.Yes)
{
return;
}
}
MapWinGIS.Map map = m_legend.Map;
map.SaveLayerOptions(m_handle, value, true, txtDescription.Text);
// updating the list
Globals.FillSymbologyList(listView1, m_layer.FileName, true, ref m_noEvents);
dgv_CurrentCellChanged(null, null);
RefreshControlsState();
}
form.Dispose();
}
/// <summary>
/// Applies a given set of options to the layer
/// </summary>
private void btnOk_Click(object sender, EventArgs e)
{
MapWinGIS.Map map = m_legend.Map;
if (map != null)
{
if (listView1.SelectedItems.Count > 0)
{
if (listView1.SelectedItems[0].Index > 0) // otherwise that's random options
{
int row = listView1.SelectedItems[0].Index;
string name = listView1.SelectedItems[0].Text;
SymbologyType type = (SymbologyType)listView1.SelectedItems[0].Tag;
if (type == SymbologyType.Default)
{
name = "";
}
string description = "";
bool res = map.LoadLayerOptions(m_handle, name, ref description);
}
}
}
}
