void cmdOpen(TclInterp interp, string[]argv)
{
//Create a file open box.
interp.Eval("set types { {\"Text files\" {.txt .doc}} {\"All files\" {*}} }");
interp.Eval("set file [tk_getOpenFile -filetypes $types]");
string filename = interp.GetVar("file");
if(filename != "")
{
cur_filename = filename;
//Clear the text box.
interp.Eval(".text delete 1.0 end");
//Open the file and dump it's contents into our text box.
TextReader file = File.OpenText(filename);
string command;
command = ".text insert end {";
command += file.ReadToEnd();
command +="}";
interp.Eval(command);
file.Close();
//Update titlebar to reflect filename changes.
command = "wm title . \"C# Notepad Using TCL - ";
command += filename;
command += "\"";
interp.Eval(command);
}
}
void cmdNew(TclInterp interp, string[]argv)
{
interp.Eval("set query [tk_messageBox -icon question -title \"New\" -message \"Are you sure?\" -type yesno]");
string result = interp.GetVar("query");
if(result=="yes")
{
interp.Eval(".text delete 1.0 end");
//Update the titlebar to reflect filename
interp.Eval("wm title . \"C# Notepad Using TCL - Untitled\"");
}
}
void cmdSaveAs(TclInterp interp, string[]argv)
{
//Create a file save box.
interp.Eval("set types { {\"Text files\" {.txt .doc}} {\"All files\" {*}} }");
interp.Eval("set file [tk_getSaveFile -filetypes $types]");
string filename = interp.GetVar("file");
Console.WriteLine(filename);
if(filename != "")
{
//Get text from the text box
interp.Eval("set data [.text get 1.0 end]");
string data = interp.GetVar("data");
//Open the file and dump it's contents into our text box.
TextWriter file = File.CreateText(filename);
file.Write(data);
file.Close();
interp.Eval("set data {}");
//Change the titlebar to reflect filename change.
string command = "wm title . \"C# Notepad Using TCL - ";
command += filename;
command += "\"";
interp.Eval(command);
}
}
void cmdSave(TclInterp interp, string[]argv)
{
//Create a file save box.
if(cur_filename == null)
{
cmdSaveAs(interp, argv);
}
else
{
//Get text from the text box
interp.Eval("set data [.text get 1.0 end]");
string data = interp.GetVar("data");
//Open the file and dump it's contents into our text box.
TextWriter file = File.CreateText(cur_filename);
file.Write(data);
file.Close();
interp.Eval("set data {}");
}
}
void cmdExit(TclInterp interp, string[]argv)
{
interp.Eval("set query [tk_messageBox -icon question -title \"Quit\" -message \"You may have unsaved changes,\nare you sure?\" -type yesno]");
string result = interp.GetVar("query");
if(result=="yes")
{
interp.Eval("exit");
}
}