static void StartMultiplierBuilder(ViBuilderContext ctx, ViBuilder nextBuilder)
{
int factor = 1;
int multiplier = 0;
ctx.Builder = (ViBuilderContext x) => {
int c = (int)x.LastKey.Char;
if (c >= (int)'0' && c <= (int)'9')
{
//don't eat '0' if not preceded by non-zero digit
//pass on to interpret as goto line start
if (c == (int)'0' && factor == 1)
{
ctx.Multiplier *= multiplier;
ctx.Builder = nextBuilder;
return(ctx.Builder(ctx));
}
int d = c - (int)'0';
multiplier = multiplier * factor + d;
factor *= 10;
return(true);
}
else
{
ctx.Multiplier *= multiplier;
ctx.Builder = nextBuilder;
return(ctx.Builder(ctx));
}
};
ctx.Builder(ctx);
}
public static ViBuilder InsertBuilder(ViBuilder preInsertActions)
{
var lastInserted = new StringBuilder();
bool inUndoTx = false;
return((ViBuilderContext ctx) => {
var l = ctx.LastKey;
bool noModifiers = l.Modifiers == ModifierType.None;
ctx.Message = ctx.Mode == ViEditorMode.Replace? "-- REPLACE --" : "-- INSERT --";
// FIXME: Figure out how to handle EndAtomicUndo and BeginAtomicUndo
if ((noModifiers && l.Key == Key.Escape) || (l.Char == 'c' && (l.Modifiers & ModifierType.ControlMask) != 0))
{
ctx.RunAction((ViEditor ed) => {
if (inUndoTx)
{
Console.WriteLine("TODO: EndAtomicUndo");
//ed.Document.EndAtomicUndo ();
inUndoTx = false;
}
ed.LastInsertedText = lastInserted.ToString();
ed.SetMode(ViEditorMode.Normal);
});
return true;
}
//keypad motions etc
if (preInsertActions(ctx))
{
if (inUndoTx)
{
Console.WriteLine("TODO: EndAtomicUndo");
//ctx.RunAction ( (ed) => ed.Document.EndAtomicUndo () );
}
inUndoTx = false;
ctx.SuppressCompleted();
lastInserted.Length = 0;
return true;
}
if (l.Char != '\0' && noModifiers)
{
if (!inUndoTx)
{
Console.WriteLine("TODO: BeginAtomicUndo");
//ctx.RunAction ( (ed) => ed.Document.BeginAtomicUndo () );
}
inUndoTx = true;
ctx.SuppressCompleted();
lastInserted.Append(l.Char);
ctx.InsertChar(l.Char);
return true;
}
return false;
});
}
public static ViBuilder InsertBuilder(ViBuilder preInsertActions)
{
var lastInserted = new StringBuilder ();
bool inUndoTx = false;
return (ViBuilderContext ctx) => {
var l = ctx.LastKey;
bool noModifiers = l.Modifiers == ModifierType.None;
ctx.Message = ctx.Mode == ViEditorMode.Replace? "-- REPLACE --" : "-- INSERT --";
// FIXME: Figure out how to handle EndAtomicUndo and BeginAtomicUndo
if ((noModifiers && l.Key == Key.Escape) || (l.Char == 'c' && (l.Modifiers & ModifierType.ControlMask) != 0)) {
ctx.RunAction ((ViEditor ed) => {
if (inUndoTx)
{
Console.WriteLine("TODO: EndAtomicUndo");
//ed.Document.EndAtomicUndo ();
inUndoTx = false;
}
ed.LastInsertedText = lastInserted.ToString ();
ed.SetMode (ViEditorMode.Normal);
});
return true;
}
//keypad motions etc
if (preInsertActions (ctx)) {
if (inUndoTx)
{
Console.WriteLine("TODO: EndAtomicUndo");
//ctx.RunAction ( (ed) => ed.Document.EndAtomicUndo () );
}
inUndoTx = false;
ctx.SuppressCompleted ();
lastInserted.Length = 0;
return true;
}
if (l.Char != '\0' && noModifiers) {
if (!inUndoTx)
{
Console.WriteLine("TODO: BeginAtomicUndo");
//ctx.RunAction ( (ed) => ed.Document.BeginAtomicUndo () );
}
inUndoTx = true;
ctx.SuppressCompleted ();
lastInserted.Append (l.Char);
ctx.InsertChar (l.Char);
return true;
}
return false;
};
}
public static ViBuilder RegisterBuilder(ViBuilder nextBuilder)
{
return((ViBuilderContext ctx) => {
var k = ctx.LastKey;
if (k.Char == '"')
{
ViBuilders.StartRegisterBuilder(ctx, nextBuilder);
return true;
}
else
{
ctx.Builder = nextBuilder;
return ctx.Builder(ctx);
}
});
}
public static ViBuilder MultiplierBuilder(ViBuilder nextBuilder)
{
return((ViBuilderContext ctx) => {
var k = ctx.LastKey;
if (char.IsDigit(k.Char))
{
ViBuilders.StartMultiplierBuilder(ctx, nextBuilder);
return true;
}
else
{
ctx.Builder = nextBuilder;
return ctx.Builder(ctx);
}
});
}
static void StartRegisterBuilder (ViBuilderContext ctx, ViBuilder nextBuilder)
{
if (ctx.Register != '\0') {
ctx.Error = "Register already set";
return;
}
ctx.Builder = (ViBuilderContext x) => {
char c = x.LastKey.Char;
if (!ViEditor.IsValidRegister (c)) {
x.Error = "Invalid register";
return true;
}
x.Register = c;
x.Builder = nextBuilder;
return true;
};
}
static void StartRegisterBuilder(ViBuilderContext ctx, ViBuilder nextBuilder)
{
if (ctx.Register != '\0')
{
ctx.SetError("Register already set");
return;
}
ctx.Builder = (ViBuilderContext x) => {
char c = x.LastKey.Char;
if (!ViEditor.IsValidRegister(c))
{
x.SetError("Invalid register");
return(true);
}
x.Register = c;
x.Builder = nextBuilder;
return(true);
};
}
static void StartMultiplierBuilder(ViBuilderContext ctx, ViBuilder nextBuilder)
{
int factor = 1;
int multiplier = 0;
ctx.Builder = (ViBuilderContext x) => {
int c = (int)x.LastKey.Char;
if (c >= (int)'0' && c <= (int)'9')
{
int d = c - (int)'0';
multiplier = multiplier * factor + d;
factor *= 10;
return(true);
}
else
{
ctx.Multiplier *= multiplier;
ctx.Builder = nextBuilder;
return(ctx.Builder(ctx));
}
};
ctx.Builder(ctx);
}
static ViBuilderContext()
{
normalBuilder =
ViBuilders.RegisterBuilder (
ViBuilders.MultiplierBuilder (
ViBuilders.First (normalActions.Builder, motions.Builder, nonCharMotions.Builder)));
insertActions = ViBuilders.First (nonCharMotions.Builder, insertEditActions.Builder);
}
public static ViBuilder RegisterBuilder (ViBuilder nextBuilder)
{
return (ViBuilderContext ctx) => {
var k = ctx.LastKey;
if (k.Char == '"') {
ViBuilders.StartRegisterBuilder (ctx, nextBuilder);
return true;
} else {
ctx.Builder = nextBuilder;
return ctx.Builder (ctx);
}
};
}
public static ViBuilder MultiplierBuilder (ViBuilder nextBuilder)
{
return (ViBuilderContext ctx) => {
var k = ctx.LastKey;
if (char.IsDigit (k.Char)) {
ViBuilders.StartMultiplierBuilder (ctx, nextBuilder);
return true;
} else {
ctx.Builder = nextBuilder;
return ctx.Builder (ctx);
}
};
}
static void StartMultiplierBuilder (ViBuilderContext ctx, ViBuilder nextBuilder)
{
int factor = 1;
int multiplier = 0;
ctx.Builder = (ViBuilderContext x) => {
int c = (int)x.LastKey.Char;
if (c >= (int)'0' && c <= (int)'9') {
//don't eat '0' if not preceded by non-zero digit
//pass on to interpret as goto line start
if (c == (int)'0' && factor == 1) {
ctx.Multiplier *= multiplier;
ctx.Builder = nextBuilder;
return ctx.Builder (ctx);
}
int d = c - (int)'0';
multiplier = multiplier * factor + d;
factor *= 10;
return true;
} else {
ctx.Multiplier *= multiplier;
ctx.Builder = nextBuilder;
return ctx.Builder (ctx);
}
};
ctx.Builder (ctx);
}
static void StartMultiplierBuilder (ViBuilderContext ctx, ViBuilder nextBuilder)
{
int factor = 1;
int multiplier = 0;
ctx.Builder = (ViBuilderContext x) => {
int c = (int)x.LastKey.Char;
if (c >= (int)'0' && c <= (int)'9') {
int d = c - (int)'0';
multiplier = multiplier * factor + d;
factor *= 10;
return true;
} else {
ctx.Multiplier *= multiplier;
ctx.Builder = nextBuilder;
return ctx.Builder (ctx);
}
};
ctx.Builder (ctx);
}
public void Add(ViKey key, ViBuilder builder, bool runInstantly)
{
this.builders[key] = new BuilderAction(builder, runInstantly);
}
public void Add(ViKey key, ViBuilder builder)
{
Add(key, builder, false);
}
public BuilderAction(ViBuilder builder, bool runInstantly)
{
this.Builder = builder;
this.RunInstantly = runInstantly;
}
