156 lines
6.7 KiB
Plaintext
156 lines
6.7 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* The long avoided variant support for xpcom. */
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#include "nsISupports.idl"
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[scriptable,uuid(4d12e540-83d7-11d5-90ed-0010a4e73d9a)]
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interface nsIDataType : nsISupports
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{
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// These MUST match the declarations in xpt_struct.h.
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// Otherwise the world is likely to explode.
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// From xpt_struct.h ...
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const uint16_t VTYPE_INT8 = 0; // TD_INT8 = 0,
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const uint16_t VTYPE_INT16 = 1; // TD_INT16 = 1,
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const uint16_t VTYPE_INT32 = 2; // TD_INT32 = 2,
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const uint16_t VTYPE_INT64 = 3; // TD_INT64 = 3,
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const uint16_t VTYPE_UINT8 = 4; // TD_UINT8 = 4,
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const uint16_t VTYPE_UINT16 = 5; // TD_UINT16 = 5,
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const uint16_t VTYPE_UINT32 = 6; // TD_UINT32 = 6,
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const uint16_t VTYPE_UINT64 = 7; // TD_UINT64 = 7,
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const uint16_t VTYPE_FLOAT = 8; // TD_FLOAT = 8,
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const uint16_t VTYPE_DOUBLE = 9; // TD_DOUBLE = 9,
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const uint16_t VTYPE_BOOL = 10; // TD_BOOL = 10,
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const uint16_t VTYPE_CHAR = 11; // TD_CHAR = 11,
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const uint16_t VTYPE_WCHAR = 12; // TD_WCHAR = 12,
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const uint16_t VTYPE_VOID = 13; // TD_VOID = 13,
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const uint16_t VTYPE_ID = 14; // TD_PNSIID = 14,
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const uint16_t VTYPE_DOMSTRING = 15; // TD_DOMSTRING = 15,
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const uint16_t VTYPE_CHAR_STR = 16; // TD_PSTRING = 16,
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const uint16_t VTYPE_WCHAR_STR = 17; // TD_PWSTRING = 17,
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const uint16_t VTYPE_INTERFACE = 18; // TD_INTERFACE_TYPE = 18,
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const uint16_t VTYPE_INTERFACE_IS = 19; // TD_INTERFACE_IS_TYPE = 19,
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const uint16_t VTYPE_ARRAY = 20; // TD_ARRAY = 20,
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const uint16_t VTYPE_STRING_SIZE_IS = 21; // TD_PSTRING_SIZE_IS = 21,
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const uint16_t VTYPE_WSTRING_SIZE_IS = 22; // TD_PWSTRING_SIZE_IS = 22,
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const uint16_t VTYPE_UTF8STRING = 23; // TD_UTF8STRING = 23,
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const uint16_t VTYPE_CSTRING = 24; // TD_CSTRING = 24,
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const uint16_t VTYPE_ASTRING = 25; // TD_ASTRING = 25,
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const uint16_t VTYPE_EMPTY_ARRAY = 254;
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const uint16_t VTYPE_EMPTY = 255;
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};
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/**
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* XPConnect has magic to transparently convert between nsIVariant and JS types.
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* We mark the interface [scriptable] so that JS can use methods
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* that refer to this interface. But we mark all the methods and attributes
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* [noscript] since any nsIVariant object will be automatically converted to a
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* JS type anyway.
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*/
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[scriptable, uuid(81e4c2de-acac-4ad6-901a-b5fb1b851a0d)]
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interface nsIVariant : nsISupports
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{
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[noscript] readonly attribute uint16_t dataType;
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[noscript] uint8_t getAsInt8();
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[noscript] int16_t getAsInt16();
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[noscript] int32_t getAsInt32();
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[noscript] int64_t getAsInt64();
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[noscript] uint8_t getAsUint8();
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[noscript] uint16_t getAsUint16();
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[noscript] uint32_t getAsUint32();
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[noscript] uint64_t getAsUint64();
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[noscript] float getAsFloat();
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[noscript] double getAsDouble();
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[noscript] boolean getAsBool();
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[noscript] char getAsChar();
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[noscript] wchar getAsWChar();
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[notxpcom] nsresult getAsID(out nsID retval);
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[noscript] AString getAsAString();
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[noscript] DOMString getAsDOMString();
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[noscript] ACString getAsACString();
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[noscript] AUTF8String getAsAUTF8String();
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[noscript] string getAsString();
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[noscript] wstring getAsWString();
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[noscript] nsISupports getAsISupports();
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[noscript] jsval getAsJSVal();
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[noscript] void getAsInterface(out nsIIDPtr iid,
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[iid_is(iid), retval] out nsQIResult iface);
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[notxpcom] nsresult getAsArray(out uint16_t type, out nsIID iid,
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out uint32_t count, out voidPtr ptr);
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[noscript] void getAsStringWithSize(out uint32_t size,
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[size_is(size), retval] out string str);
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[noscript] void getAsWStringWithSize(out uint32_t size,
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[size_is(size), retval] out wstring str);
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};
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/**
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* An object that implements nsIVariant may or may NOT also implement this
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* nsIWritableVariant.
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*
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* If the 'writable' attribute is false then attempts to call any of the 'set'
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* methods can be expected to fail. Setting the 'writable' attribute may or
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* may not succeed.
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*
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*/
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[scriptable, uuid(5586a590-8c82-11d5-90f3-0010a4e73d9a)]
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interface nsIWritableVariant : nsIVariant
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{
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attribute boolean writable;
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void setAsInt8(in uint8_t aValue);
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void setAsInt16(in int16_t aValue);
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void setAsInt32(in int32_t aValue);
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void setAsInt64(in int64_t aValue);
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void setAsUint8(in uint8_t aValue);
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void setAsUint16(in uint16_t aValue);
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void setAsUint32(in uint32_t aValue);
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void setAsUint64(in uint64_t aValue);
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void setAsFloat(in float aValue);
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void setAsDouble(in double aValue);
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void setAsBool(in boolean aValue);
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void setAsChar(in char aValue);
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void setAsWChar(in wchar aValue);
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void setAsID(in nsIDRef aValue);
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void setAsAString(in AString aValue);
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void setAsDOMString(in DOMString aValue);
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void setAsACString(in ACString aValue);
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void setAsAUTF8String(in AUTF8String aValue);
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void setAsString(in string aValue);
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void setAsWString(in wstring aValue);
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void setAsISupports(in nsISupports aValue);
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void setAsInterface(in nsIIDRef iid,
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[iid_is(iid)] in nsQIResult iface);
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[noscript] void setAsArray(in uint16_t type, in nsIIDPtr iid,
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in uint32_t count, in voidPtr ptr);
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void setAsStringWithSize(in uint32_t size,
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[size_is(size)] in string str);
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void setAsWStringWithSize(in uint32_t size,
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[size_is(size)] in wstring str);
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void setAsVoid();
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void setAsEmpty();
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void setAsEmptyArray();
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void setFromVariant(in nsIVariant aValue);
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};
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%{C++
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// The contractID for the generic implementation built in to xpcom.
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#define NS_VARIANT_CONTRACTID "@mozilla.org/variant;1"
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%}
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