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 bool Replace(ViBuilderContext ctx)
{
ctx.RunAction((ViEditor e) => e.SetMode(ViEditorMode.Replace));
ctx.SuppressCompleted();
ctx.Builder = ViBuilders.InsertBuilder(insertActions);
return(true);
}
public static bool ReplaceChar(ViBuilderContext ctx)
{
if (ctx.LastKey.Char != '\0')
{
ctx.RunAction((ViEditor ed) => ed.Data.Replace(ed.Data.Caret.Offset, 1, ctx.LastKey.Char.ToString()));
}
else
{
ctx.SetError("Expecting a character");
}
return(true);
}
public void Reset(string message)
{
Context = ViBuilderContext.Create(this);
Message = message;
if (Data.Caret.Mode != CaretMode.Block)
{
Data.Caret.Mode = CaretMode.Block;
if (Data.Caret.Column > DocumentLocation.MinColumn)
{
Data.Caret.Column--;
}
}
ViActions.RetreatFromLineEnd(Data);
}
public static bool GoToMark(ViBuilderContext ctx)
{
char c = ctx.LastKey.Char;
if (!char.IsLetterOrDigit (c)) {
ctx.SetError ("Invalid Mark");
return true;
}
ctx.RunAction ((ViEditor ed) => {
ViMark mark;
if (ed.Marks.TryGetValue (c, out mark))
mark.LoadMark (ed.Data);
else
ed.Reset ("Unknown Mark");
});
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);
};
}
public static bool Mark(ViBuilderContext ctx)
{
char c = ctx.LastKey.Char;
if (!char.IsLetterOrDigit(c))
{
ctx.SetError("Invalid Mark");
return(true);
}
ctx.RunAction((ViEditor ed) => {
ViMark mark;
if (!ed.Marks.TryGetValue(c, out mark))
{
ed.Marks [c] = mark = new ViMark(c);
}
mark.SaveMark(ed.Data);
});
return(true);
}
public static bool GoToMark(ViBuilderContext ctx)
{
char c = ctx.LastKey.Char;
if (!char.IsLetterOrDigit(c))
{
ctx.SetError("Invalid Mark");
return(true);
}
ctx.RunAction((ViEditor ed) => {
ViMark mark;
if (ed.Marks.TryGetValue(c, out mark))
{
mark.LoadMark(ed.Data);
}
else
{
ed.Reset("Unknown Mark");
}
});
return(true);
}
public bool Builder(ViBuilderContext ctx)
{
Action <ViEditor> a;
if (actions.TryGetValue(ctx.LastKey, out a))
{
ctx.RunAction(a);
return(true);
}
else
{
BuilderAction b;
if (builders.TryGetValue(ctx.LastKey, out b))
{
ctx.Builder = b.Builder;
if (b.RunInstantly)
{
ctx.Builder(ctx);
}
return(true);
}
}
return(false);
}
static bool OpenAbove(ViBuilderContext ctx)
{
// FIXME: this doesn't work correctly on the first line
ctx.RunAction((ViEditor e) => ViActions.Up(e.Data));
return(Open(ctx));
}
public static bool ReplaceChar(ViBuilderContext ctx)
{
if (ctx.LastKey.Char != '\0')
ctx.RunAction ((ViEditor ed) => ed.Data.Replace (ed.Data.Caret.Offset, 1, ctx.LastKey.Char.ToString ()));
else
ctx.SetError ("Expecting a character");
return true;
}
static bool Replace(ViBuilderContext ctx)
{
ctx.RunAction ((ViEditor e) => e.SetMode (ViEditorMode.Replace));
ctx.SuppressCompleted ();
ctx.Builder = ViBuilders.InsertBuilder (insertActions);
return true;
}
static bool OpenAbove(ViBuilderContext ctx)
{
// FIXME: this doesn't work correctly on the first line
ctx.RunAction ((ViEditor e) => ViActions.Up (e.Data));
return Open (ctx);
}
static bool Open(ViBuilderContext ctx)
{
ctx.RunAction ((ViEditor e) => MiscActions.InsertNewLineAtEnd (e.Data));
return Insert (ctx);
}
static bool GotoLine(ViBuilderContext ctx)
{
ctx.RunAction ((ViEditor e) => ViEditorActions.CaretToLineNumber (ctx.Multiplier, e));
ctx.RunAction ((ViEditor e) => CaretMoveActions.LineFirstNonWhitespace (e.Data));
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') {
//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 bool Mark(ViBuilderContext ctx)
{
char c = ctx.LastKey.Char;
if (!char.IsLetterOrDigit (c)) {
ctx.SetError ("Invalid Mark");
return true;
}
ctx.RunAction ((ViEditor ed) => {
ViMark mark;
if (!ed.Marks.TryGetValue (c, out mark))
ed.Marks [c] = mark = new ViMark (c);
mark.SaveMark (ed.Data);
});
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 bool Open(ViBuilderContext ctx)
{
ctx.RunAction((ViEditor e) => MiscActions.InsertNewLineAtEnd(e.Data));
return(Insert(ctx));
}
static bool GotoLine(ViBuilderContext ctx)
{
ctx.RunAction((ViEditor e) => ViEditorActions.CaretToLineNumber(ctx.Multiplier, e));
ctx.RunAction((ViEditor e) => CaretMoveActions.LineFirstNonWhitespace(e.Data));
return(true);
}
public void Reset(string message)
{
Context = ViBuilderContext.Create (this);
Message = message;
if (Data.Caret.Mode != CaretMode.Block) {
Data.Caret.Mode = CaretMode.Block;
if (Data.Caret.Column > DocumentLocation.MinColumn)
Data.Caret.Column--;
}
ViActions.RetreatFromLineEnd (Data);
}
