private static void findAndCallConstructor(
string name,
parse_tree.parameter_list parameters,
ClassTabPage ctp, int count, NClass.Core.ClassType theClass)
{
foreach (NClass.Core.Operation op in theClass.Operations)
{
if (op is NClass.Core.Constructor)
{
if ((op as NClass.Core.Constructor).numberArguments == count)
{
Procedure_Chart sc = (op as NClass.Core.Constructor).raptorTab
as Procedure_Chart;
if (sc != null)
{
Runtime.Set_Running(sc);
Invoke_Tab_Procedure_Enter(
parameters, sc, Runtime.getContext());
CallStack.setContext(Runtime.getContext());
return;
}
}
}
}
throw new System.Exception("could not find constructor for " + name +
" with " + count + " parameter(s).");
}
public static void Invoke_Method(string name, parse_tree.parameter_list parameters)
{
if (Component.Current_Mode != Mode.Expert)
{
throw new Exception("there is no function named " + name);
}
Procedure_Chart sc = Runtime.Find_Method_Set_Running(name, parse_tree_pkg.count_parameters(parameters));
if (state == State_Enum.Entering)
{
Runtime.Variable this_value = Runtime.getContext();
Runtime.setContext(null);
// we stored the "this" parameter in the context
// but need to set it to null before entering the
// method
Invoke_Tab_Procedure_Enter(parameters, sc, this_value);
// this used to be a call to getContext, but I'm not
// at all sure why.
CallStack.setContext(this_value);
}
else
{
Invoke_Tab_Procedure_Exit(parameters, sc);
}
}
public object createMethod(object theClass, string name, NClass.Core.Method method)
{
form.Clear_Undo();
Procedure_Chart sbchrt = new Procedure_Chart(form, name, 0);
sbchrt.method = method;
(theClass as ClassTabPage).tabControl1.TabPages.Add(sbchrt);
form.modified = true;
return(sbchrt);
}
public override void compile_pass1(generate_interface.typ gen)
{
if (this.kind == Kind_Of.Call &&
((parse_tree.procedure_call) this.parse_tree).is_tab_call())
{
string call_name = interpreter_pkg.get_name_call(this.parse_tree as parse_tree.procedure_call,
this.Text);
Subchart sub = Find_Start(call_name);
if (!(sub is Procedure_Chart))
{
if (sub.am_compiling)
{
throw new System.Exception("The RAPTOR compiler does not support recursive programs.\n" +
"Recursion found at call to: " + this.Text + "\n" +
"Cycle of calls includes: " + Recursion_Involves());
}
sub.am_compiling = true;
sub.Start.compile_pass1(gen);
sub.am_compiling = false;
}
else
{
Procedure_Chart pc = sub as Procedure_Chart;
parse_tree.parameter_list walk = ((parse_tree.procedure_call) this.parse_tree).param_list;
for (int i = 0; i < pc.num_params; i++)
{
// it seems like we would want to call pass1 on our parameters
// but this may give us the mistaken impression that an array is a variable
// if it is passed
// walk.parameter.compile_pass1(gen);
walk = walk.next;
}
}
}
else if (this.parse_tree != null)
{
interpreter_pkg.compile_pass1(this.parse_tree, this.Text, gen);
}
if (this.Successor != null)
{
this.Successor.compile_pass1(gen);
}
}
public static bool Invoke_Constructor(string name, parse_tree.parameter_list parameters)
{
int count = parse_tree_pkg.count_parameters(parameters);
NClass.Core.ClassType theClass = Runtime.parent.projectCore.findClass(name);
while (theClass != null)
{
foreach (NClass.Core.Operation op in theClass.Operations)
{
if (op is NClass.Core.Constructor)
{
if ((op as NClass.Core.Constructor).numberArguments == count)
{
Procedure_Chart sc = (op as NClass.Core.Constructor).raptorTab
as Procedure_Chart;
if (sc != null)
{
Runtime.Set_Running(sc);
Runtime.Variable this_value = Runtime.getContext();
Runtime.setContext(null);
// we stored the "this" parameter in the context
// but need to set it to null before entering the
// method
Invoke_Tab_Procedure_Enter(parameters, sc, this_value);
CallStack.setContext(Runtime.getContext());
return(true);
}
}
}
}
theClass = theClass.BaseClass;
}
if (count == 0)
{
return(false);
}
else
{
throw new System.Exception("could not find constructor for " + name +
" with " + count + " parameter(s).");
}
}
public override void Emit_Code(generate_interface.typ gen)
{
if (this.kind == Kind_Of.Call &&
((parse_tree.procedure_call) this.parse_tree).is_tab_call())
{
string call_name = interpreter_pkg.get_name_call(this.parse_tree as parse_tree.procedure_call,
this.Text);
Subchart called_chart = Find_Start(call_name);
if (!(called_chart is Procedure_Chart))
{
called_chart.Start.Emit_Code(gen);
}
else
{
Procedure_Chart pc = called_chart as Procedure_Chart;
parse_tree.parameter_list walk = ((parse_tree.procedure_call) this.parse_tree).param_list;
object o = gen.Emit_Call_Subchart(pc.Text);
for (int i = 0; i < pc.num_params; i++)
{
parse_tree_pkg.emit_parameter_number(walk.parameter, gen, 0);
walk = walk.next;
if (walk != null)
{
gen.Emit_Next_Parameter(o);
}
}
gen.Emit_Last_Parameter(o);
}
}
else if (this.parse_tree != null)
{
interpreter_pkg.emit_code(this.parse_tree, this.Text, gen);
}
if (this.Successor != null)
{
this.Successor.Emit_Code(gen);
}
}
private static void Invoke_Tab_Procedure_Enter(
parse_tree.parameter_list parameters,
Procedure_Chart chart,
Runtime.Variable this_value)
{
parse_tree.parameter_list walk;
int num_parameters = chart.num_params;
numbers.value[] the_values = new numbers.value[num_parameters];
//string[] param_strings = new string[num_parameters];
bool[] is_array = new bool[num_parameters];
bool[] is_2d_array = new bool[num_parameters];
object[] array_values = new object[num_parameters];
int call_site_param_count = 0;
// count the parameters
walk = parameters;
while (walk != null)
{
call_site_param_count++;
walk = walk.next;
}
// start walk at beginning again
walk = parameters;
if (call_site_param_count != num_parameters)
{
string paramstr, verb;
if (num_parameters != 1)
{
paramstr = "parameters";
}
else
{
paramstr = "parameter";
}
if (call_site_param_count != 1)
{
verb = "were";
}
else
{
verb = "was";
}
throw new System.Exception(chart.Text + " requires " + num_parameters + " " + paramstr + " but " +
call_site_param_count + " " + verb + " provided.");
}
for (int i = 0; i < num_parameters; i++)
{
if (chart.is_input_parameter(i))
{
try
{
raptor.Runtime.processing_parameter_list = true;
the_values[i] = ((parse_tree.expr_output)
walk.parameter).expr.execute();
}
catch
{
raptor.Runtime.processing_parameter_list = false;
throw;
}
raptor.Runtime.processing_parameter_list = false;
if (numbers_pkg.is_ref_1d(the_values[i]))
{
is_array[i] = true;
is_2d_array[i] = false;
array_values[i] = Runtime.getValueArray(
numbers_pkg.object_of(the_values[i]) as Runtime.Variable);
}
else if (numbers_pkg.is_ref_2d(the_values[i]))
{
is_array[i] = false;
is_2d_array[i] = true;
array_values[i] = Runtime.get2DValueArray(
numbers_pkg.object_of(the_values[i]) as Runtime.Variable);
}
else
{
is_array[i] = false;
is_2d_array[i] = false;
}
}
walk = walk.next;
}
Runtime.Increase_Scope(chart.Text);
if (this_value != null)
{
if (chart.method.IsStatic)
{
if (this_value.Kind != Runtime.Variable_Kind.Class_Value)
{
throw new System.Exception("can't call static method " + chart.Text + " with object");
}
}
else if (this_value.Kind == Runtime.Variable_Kind.Heap_Object)
{
Runtime.setVariable("this", this_value.Variable_Value);
}
else
{
throw new System.Exception("can't call dispatching method " + chart.Text + " without object");
}
}
for (int i = 0; i < num_parameters; i++)
{
if (chart.is_input_parameter(i))
{
if (is_array[i])
{
numbers.value[] values = array_values[i] as numbers.value[];
for (int ind1 = values.Length - 1; ind1 >= 0; ind1--)
{
Runtime.setArrayElement(chart.parameter_name(i), ind1 + 1, values[ind1]);
}
}
else if (is_2d_array[i])
{
numbers.value[][] values = array_values[i] as numbers.value[][];
for (int ind1 = values.Length - 1; ind1 >= 0; ind1--)
{
for (int ind2 = values[0].Length - 1; ind2 >= 0; ind2--)
{
Runtime.set2DArrayElement(chart.parameter_name(i),
ind1 + 1, ind2 + 1, values[ind1][ind2]);
}
}
}
else
{
Runtime.setVariable(chart.parameter_name(i),
the_values[i]);
}
}
}
}
private static void Invoke_Tab_Procedure_Exit(
parse_tree.parameter_list parameters,
Procedure_Chart chart)
{
end_oval.running = true;
call_rect.running = false;
Runtime.parent.currentObj = end_oval;
parse_tree.parameter_list walk;
int num_parameters = chart.num_params;
walk = parameters;
numbers.value[] the_values = new numbers.value[num_parameters];
string[] param_strings = new string[num_parameters];
bool[] is_array = new bool[num_parameters];
bool[] is_2d_array = new bool[num_parameters];
object[] old_values = new object[num_parameters];
for (int i = 0; i < num_parameters; i++)
{
if (chart.is_output_parameter(i))
{
try
{
param_strings[i] = ((parse_tree.expr_output)
walk.parameter).get_string();
}
catch
{
param_strings[i] = "";
}
if (Runtime.isArray(chart.parameter_name(i)))
{
is_array[i] = true;
is_2d_array[i] = false;
old_values[i] = Runtime.getValueArray(chart.parameter_name(i));
}
else if (Runtime.is_2D_Array(chart.parameter_name(i)))
{
is_array[i] = false;
is_2d_array[i] = true;
old_values[i] = Runtime.get2DValueArray(chart.parameter_name(i));
}
else
{
is_array[i] = false;
is_2d_array[i] = false;
old_values[i] = Runtime.getVariable(chart.parameter_name(i));
}
}
walk = walk.next;
}
Runtime.Decrease_Scope();
end_oval.running = false;
call_rect.running = true;
Runtime.parent.currentObj = call_rect;
Runtime.parent.Possible_Tab_Update(next_chart);
walk = parameters;
for (int i = 0; i < num_parameters; i++)
{
if (chart.is_output_parameter(i))
{
if (is_array[i])
{
numbers.value[] values = (numbers.value [])old_values[i];
for (int ind1 = values.Length - 1; ind1 >= 0; ind1--)
{
Runtime.setArrayElement(param_strings[i], ind1 + 1, values[ind1]);
}
}
else if (is_2d_array[i])
{
numbers.value[][] values = old_values[i] as numbers.value[][];
for (int ind1 = values.Length - 1; ind1 >= 0; ind1--)
{
for (int ind2 = values[0].Length - 1; ind2 >= 0; ind2--)
{
Runtime.set2DArrayElement(param_strings[i],
ind1 + 1, ind2 + 1, values[ind1][ind2]);
}
}
}
else
{
numbers.value t = (numbers.value)old_values[i];
parse_tree_pkg.ms_assign_to(walk.parameter, t, "Parameter " + (i + 1) + ":");
//Runtime.setVariable(param_strings[i],
// t);
}
}
walk = walk.next;
}
call_rect.running = false;
}