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2148 lines (1973 loc) · 37.6 KB
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/* Copyright (C) 2003-2013 Runtime Revolution Ltd.
This file is part of LiveCode.
LiveCode is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License v3 as published by the Free
Software Foundation.
LiveCode is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with LiveCode. If not see <http://www.gnu.org/licenses/>. */
#ifndef COMMANDS_H
#define COMMANDS_H
#include "statemnt.h"
#include "objdefs.h"
#include "regex.h"
#include "util.h"
#include "uidc.h"
// general commands in cmds.cc
// MW-2013-11-14: [[ AssertCmd ]] 'assert' command definition.
class MCAssertCmd: public MCStatement
{
enum Type
{
TYPE_NONE,
TYPE_TRUE,
TYPE_FALSE,
TYPE_SUCCESS,
TYPE_FAILURE,
};
Type m_type;
MCExpression *m_expr;
public:
MCAssertCmd(void)
{
m_type = TYPE_NONE;
m_expr = nil;
}
virtual ~MCAssertCmd(void);
virtual Parse_stat parse(MCScriptPoint& sp);
virtual Exec_stat exec(MCExecPoint& ep);
};
class MCChoose : public MCStatement
{
Tool littool;
MCExpression *etool;
public:
MCChoose()
{
littool = T_UNDEFINED;
etool = NULL;
}
virtual ~MCChoose();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCConvert : public MCStatement
{
MCChunk *container;
MCExpression *source;
MCVarref *it;
Convert_form fform;
Convert_form fsform;
Convert_form pform;
Convert_form sform;
public:
MCConvert()
{
container = NULL;
source = NULL;
it = NULL;
fform = CF_UNDEFINED;
fsform = CF_UNDEFINED;
pform = CF_UNDEFINED;
sform = CF_UNDEFINED;
}
virtual ~MCConvert();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
Parse_stat parsedtformat(MCScriptPoint &sp, Convert_form &firstform,
Convert_form &secondform);
};
class MCDo : public MCStatement
{
MCHandler *h;
MCExpression *source;
MCExpression *alternatelang;
protected:
bool browser : 1;
Boolean debug : 1;
bool caller : 1;
public:
MCDo()
{
source = NULL;
alternatelang = NULL;
browser = false;
debug = False;
caller = false;
}
virtual ~MCDo();
virtual Parse_stat parse(MCScriptPoint &);
void deletestatements(MCStatement *statements);
virtual Exec_stat exec(MCExecPoint &);
};
class MCDebugDo : public MCDo
{
public:
MCDebugDo()
{
debug = True;
}
};
class MCRegularDo : public MCDo
{
public:
MCRegularDo()
{
debug = False;
}
};
class MCDoMenu : public MCStatement
{
MCExpression *source;
public:
MCDoMenu()
{
source = NULL;
}
const char *lookup(const MCString &s);
virtual ~MCDoMenu();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCEdit : public MCStatement
{
MCChunk *target;
// MERG 2013-9-13: [[ EditScriptChunk ]] Added at expression that's passed through as a second parameter to editScript
MCExpression *m_at;
public:
MCEdit()
{
target = NULL;
m_at = NULL;
}
virtual ~MCEdit();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCFind : public MCStatement
{
Find_mode mode;
MCExpression *tofind;
MCChunk *field;
public:
MCFind()
{
mode = FM_NORMAL;
tofind = NULL;
field = NULL;
}
virtual ~MCFind();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCGet : public MCStatement
{
MCExpression *value;
MCVarref *it;
public:
MCGet()
{
value = NULL;
it = NULL;
}
virtual ~MCGet();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCMarking : public MCStatement
{
MCExpression *where;
MCExpression *tofind;
MCChunk *field;
MCChunk *card;
Find_mode mode;
protected:
Boolean mark;
public:
MCMarking()
{
where = tofind = NULL;
mode = FM_NORMAL;
field = card = NULL;
}
virtual ~MCMarking();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCMarkCommand : public MCMarking
{
public:
MCMarkCommand()
{
mark = True;
}
};
class MCUnmark : public MCMarking
{
public:
MCUnmark()
{
mark = False;
}
};
class MCPost : public MCStatement
{
MCExpression *source;
MCExpression *dest;
MCVarref *it;
public:
MCPost()
{
source = dest = NULL;
it = NULL;
}
virtual ~MCPost();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCPut : public MCStatement
{
MCExpression *source;
MCChunk *dest;
Preposition_type prep : 8;
// MW-2012-02-23: [[ UnicodePut ]] Indicates if the 'unicode' adjective
// was present.
bool is_unicode : 1;
bool overlap : 1;
//cookie
MCExpression *name;
MCExpression *path;
MCExpression *domain;
MCExpression *expires;
bool is_secure;
bool is_httponly;
public:
MCPut()
{
source = NULL;
// MW-2011-06-22: [[ SERVER ]] Make a distinction between 'put' and 'put .. into msg'
prep = PT_UNDEFINED;
dest = NULL;
overlap = false;
// cookie
name = NULL;
path = NULL;
domain = NULL;
expires = NULL;
is_secure = false;
is_httponly = false;
// MW-2012-02-23: [[ UnicodePut ]] Assume non-unicode to begin with.
is_unicode = false;
}
virtual ~MCPut();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
Exec_stat exec_cookie(MCExecPoint &);
};
class MCQuit : public MCStatement
{
MCExpression *retcode;
public:
MCQuit()
{
retcode = NULL;
}
virtual ~MCQuit();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCReset : public MCStatement
{
Reset_type which;
public:
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCReturn : public MCStatement
{
MCExpression *source;
MCExpression *url;
MCVarref *var;
public:
MCReturn()
{
source = url = NULL;
var = NULL;
}
virtual ~MCReturn();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
virtual uint4 linecount();
};
// relayer <control> ( before | after ) layer <expr>
// relayer <control> ( before | after ) <control>
// relayer <control> ( before | after ) owner
// relayer <control> to ( front | back ) of layer <expr>
// relayer <control> to ( front | back ) of <control>
// relayer <control> to ( front | back ) of owner
enum MCRelayerForm
{
kMCRelayerFormNone,
kMCRelayerFormRelativeToLayer,
kMCRelayerFormRelativeToControl,
kMCRelayerFormRelativeToOwner,
};
enum MCRelayerRelation
{
kMCRelayerRelationNone,
kMCRelayerRelationBefore,
kMCRelayerRelationAfter,
kMCRelayerRelationFront,
kMCRelayerRelationBack
};
class MCRelayer : public MCStatement
{
MCRelayerForm form : 3;
MCRelayerRelation relation : 4;
MCChunk *control;
union
{
MCExpression *layer;
MCChunk *target;
};
public:
MCRelayer(void);
virtual ~MCRelayer(void);
virtual Parse_stat parse(MCScriptPoint& sp);
virtual Exec_stat exec(MCExecPoint& ep);
};
class MCScriptError : public MCStatement
{
public:
virtual Parse_stat parse(MCScriptPoint &);
};
class MCSet : public MCStatement
{
MCProperty *target;
MCExpression *value;
public:
MCSet()
{
target = NULL;
value = NULL;
}
virtual ~MCSet();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCSort : public MCStatement
{
MCChunk *of;
Chunk_term chunktype;
Sort_type direction;
Sort_type format;
MCExpression *by;
public:
MCSort()
{
of = NULL;
chunktype = CT_FIELD;
direction = ST_ASCENDING;
format = ST_TEXT;
by = NULL;
}
virtual ~MCSort();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
static Exec_stat sort_container(MCExecPoint &p_exec_point, Chunk_term p_type, Sort_type p_direction, Sort_type p_form, MCExpression *p_by);
static void additem(MCExecPoint &ep, MCSortnode *&items, uint4 &nitems, Sort_type form, MCString &s, MCExpression *by);
};
class MCWait : public MCStatement
{
Repeat_form condition;
MCExpression *duration;
Functions units;
Boolean messages;
public:
MCWait()
{
duration = NULL;
messages = False;
}
virtual ~MCWait();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
// creation related commands in cmdsc.cc
class MCClone : public MCStatement
{
MCChunk *source;
MCExpression *newname;
MCVarref *it;
Boolean visible;
public:
MCClone()
{
source = NULL;
newname = NULL;
it = NULL;
visible = True;
}
virtual ~MCClone();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCClipboardCmd: public MCStatement
{
MCChunk *targets;
MCChunk *dest;
MCVarref *it;
public:
MCClipboardCmd(void)
{
targets = NULL;
dest = NULL;
it = NULL;
}
virtual ~MCClipboardCmd(void);
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
protected:
virtual bool iscut(void) const = 0;
private:
Exec_errors processtocontainer(MCObjectRef *p_objects, uint4 p_object_count, MCObject *p_dst);
Exec_errors processtoclipboard(MCObjectRef *p_objects, uint4 p_object_count);
};
class MCCopyCmd: public MCClipboardCmd
{
protected:
virtual bool iscut(void) const;
};
class MCCutCmd: public MCClipboardCmd
{
protected:
virtual bool iscut(void) const;
};
// MW-2004-11-26: Initialise otype (VG)
class MCCreate : public MCStatement
{
Chunk_term otype;
MCExpression *newname;
MCExpression *file;
MCChunk *container;
MCVarref *it;
Boolean directory;
Boolean visible;
Boolean alias;
public:
MCCreate()
{
otype = CT_UNDEFINED;
newname = NULL;
file = NULL;
container = NULL;
it = NULL;
directory = False;
alias = False;
visible = True;
}
virtual ~MCCreate();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
MCControl *getobject(MCObject *&parent);
};
class MCCustomProp : public MCStatement
{
MCExpression *prop;
MCChunk *target;
protected:
Boolean define;
public:
MCCustomProp()
{
prop = NULL;
target = NULL;
}
virtual ~MCCustomProp();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCDefine : public MCCustomProp
{
public:
MCDefine()
{
define = True;
}
};
class MCUndefine : public MCCustomProp
{
public:
MCUndefine()
{
define = False;
}
};
class MCDelete : public MCStatement
{
MCExpression *file;
MCChunk *targets;
Boolean directory;
Boolean url;
MCVarref *var;
bool session;
public:
MCDelete()
{
file = NULL;
targets = NULL;
directory = url = False;
var = NULL;
session = false;
}
virtual ~MCDelete();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCChangeProp : public MCStatement
{
protected:
MCChunk *targets;
Properties prop;
Boolean value;
public:
MCChangeProp()
{
targets = NULL;
}
virtual ~MCChangeProp();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCDisable : public MCChangeProp
{
public:
MCDisable()
{
prop = P_DISABLED;
value = True;
}
};
class MCEnable : public MCChangeProp
{
public:
MCEnable()
{
prop = P_DISABLED;
value = False;
}
};
class MCHilite : public MCChangeProp
{
public:
MCHilite()
{
prop = P_HILITE;
value = True;
}
};
class MCUnhilite : public MCChangeProp
{
public:
MCUnhilite()
{
prop = P_HILITE;
value = False;
}
};
class MCCrop : public MCStatement
{
MCExpression *newrect;
MCChunk *image;
public:
MCCrop()
{
image = NULL;
newrect = NULL;
}
virtual ~MCCrop();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCFlip : public MCStatement
{
Flip_dir direction;
MCChunk *image;
public:
MCFlip()
{
direction = FL_UNDEFINED;
image = NULL;
}
virtual ~MCFlip();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCGrab : public MCStatement
{
MCChunk *control;
public:
MCGrab()
{
control = NULL;
}
virtual ~MCGrab();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCLaunch : public MCStatement
{
MCExpression *doc;
MCExpression *app;
bool as_url;
public:
MCLaunch()
{
doc = app = NULL;
as_url = false;
}
virtual ~MCLaunch();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCLoad : public MCStatement
{
MCExpression *url;
MCExpression *message;
public:
MCLoad()
{
url = message = NULL;
}
virtual ~MCLoad();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCUnload : public MCStatement
{
MCExpression *url;
public:
MCUnload()
{
url = NULL;
}
virtual ~MCUnload();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCMakeGroup : public MCStatement
{
MCChunk *targets;
public:
MCMakeGroup()
{
targets = NULL;
}
virtual ~MCMakeGroup();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCPasteCmd : public MCStatement
{
MCVarref *it;
public:
MCPasteCmd()
{
it = NULL;
}
virtual ~MCPasteCmd();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCPlace : public MCStatement
{
MCChunk *group;
MCChunk *card;
public:
MCPlace()
{
group = NULL;
card = NULL;
}
virtual ~MCPlace();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCRecord : public MCStatement
{
MCExpression *file;
public:
MCRecord()
{
file = NULL;
}
virtual ~MCRecord();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCRedo : public MCStatement
{
public:
virtual Exec_stat exec(MCExecPoint &);
};
class MCRemove : public MCStatement
{
MCChunk *target;
MCChunk *card;
Boolean script;
Boolean all;
Insert_point where;
public:
MCRemove()
{
target = NULL;
card = NULL;
script = all = False;
}
virtual ~MCRemove();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCRename : public MCStatement
{
MCExpression *source;
MCExpression *dest;
public:
MCRename()
{
source = dest = NULL;
}
virtual ~MCRename();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCReplace : public MCStatement
{
MCExpression *pattern;
MCExpression *replacement;
MCChunk *container;
public:
MCReplace()
{
pattern = replacement = NULL;
container = NULL;
}
virtual ~MCReplace();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCRevert : public MCStatement
{
public:
virtual Exec_stat exec(MCExecPoint &);
};
class MCRotate : public MCStatement
{
MCExpression *angle;
MCChunk *image;
public:
MCRotate()
{
image = NULL;
angle = NULL;
}
virtual ~MCRotate();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCSelect : public MCStatement
{
Preposition_type where;
Boolean text;
MCChunk *targets;
public:
MCSelect()
{
where = PT_AT;
text = False;
targets = NULL;
}
virtual ~MCSelect();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCUngroup : public MCStatement
{
MCChunk *group;
public:
MCUngroup()
{
group = NULL;
}
virtual ~MCUngroup();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCUndoCmd : public MCStatement
{
public:
virtual Exec_stat exec(MCExecPoint &);
};
// event related comands in cmdse.cc
class MCAccept : public MCStatement
{
MCExpression *port;
MCExpression *message;
Boolean datagram;
Boolean secure;
Boolean secureverify;
MCExpression *certificate;
public:
MCAccept()
{
port = message = NULL;
datagram = False;
secure = False;
certificate = NULL;
secureverify = False;
}
virtual ~MCAccept();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCBeep : public MCStatement
{
MCExpression *times;
public:
MCBeep()
{
times = NULL;
}
virtual ~MCBeep();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCBreakPoint : public MCStatement
{
public:
virtual Exec_stat exec(MCExecPoint &);
};
class MCCancel : public MCStatement
{
MCExpression *id;
public:
MCCancel()
{
id = NULL;
}
virtual ~MCCancel();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCClickCmd : public MCStatement
{
MCExpression *button;
MCExpression *location;
uint2 mstate;
uint2 which;
public:
MCClickCmd()
{
button = location = NULL;
which = 1;
mstate = 0;
}
virtual ~MCClickCmd();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
class MCDrag : public MCStatement
{
MCExpression *button;
MCExpression *startloc;
MCExpression *endloc;
MCExpression *duration;
uint2 mstate;
uint2 which;
public:
MCDrag()
{
button = startloc = endloc = duration = NULL;
which = 1;
mstate = 0;
}
virtual ~MCDrag();
virtual Parse_stat parse(MCScriptPoint &);
virtual Exec_stat exec(MCExecPoint &);
};
// MW-2008-11-05: [[ Dispatch Command ]] The statement class for the 'dispatch' command.
// 'dispatch' [ command | function ] <message> [ 'to' <target> ] [ 'with' <arguments> ]
class MCDispatchCmd: public MCStatement
{
MCExpression *message;
MCChunk *target;
MCParameter *params;
MCVarref *it;
bool is_function;
public:
MCDispatchCmd(void)