/// <summary>
/// Called when the user clicks a command.
/// </summary>
/// <remarks>Note to inheritors: override OnClick and use this method to
/// perform the actual work of the custom command.</remarks>
public override void OnClick()
{
try
{
//MapAPI.NewDocument();
//logger.Log(LogLevel.Info, EventType.UserManagement, AppMessage.MSG0103, null);
bool isCurrrentNew = (String.IsNullOrEmpty(EnviVars.instance.MapControl.DocumentFilename) &&
EnviVars.instance.MapControl.LayerCount > 0);
if ((!String.IsNullOrEmpty(EnviVars.instance.MapControl.DocumentFilename) &&
EnviVars.instance.MapControl.CheckMxFile(EnviVars.instance.MapControl.DocumentFilename)) || isCurrrentNew)
{
//ask the user whether he'd like to save the current doc
DialogResult res = XtraMessageBox.Show("保存当前文档?", "提示信息", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (res == DialogResult.Yes)
{
//if yes, launch the Save command
ICommand command = new CmdSaveFile();
command.OnCreate(EnviVars.instance.MapControl.Object);
command.OnClick();
}
}
EnviVars.instance.MapControl.ClearLayers();
//(EnviVars.instance.PageLayoutControl.PageLayout as IGraphicsContainer).DeleteAllElements();
IMap map = new MapClass();
map.Name = "图层";
EnviVars.instance.MapControl.Map = map;
//EnviVars.instance.Synchronizer.ReplaceMap(map);
EnviVars.instance.MapControl.DocumentFilename = string.Empty;
}
catch (Exception ex)
{
//logger.Log(LogLevel.Error, EventType.UserManagement, AppMessage.MSG0103, ex);
Log.WriteLog(typeof(CmdClearLayers), ex);
}
finally
{
EnviVars.instance.MainForm.Text = EnviVars.instance.MapControl.DocumentFilename;
}
}
private static void UnregisterFunction(Type registerType)
{
CmdSaveFile.ArcGISCategoryUnregistration(registerType);
}