зеркало из https://github.com/mozilla/pjs.git
229 строки
9.5 KiB
C++
229 строки
9.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* vim:set ts=4 sw=4 sts=4 et: */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Dan Mosedale <dmose@mozilla.org>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
#ifndef __nsmimeinfoimpl_h___
|
|
#define __nsmimeinfoimpl_h___
|
|
|
|
#include "nsIMIMEInfo.h"
|
|
#include "nsIAtom.h"
|
|
#include "nsString.h"
|
|
#include "nsTArray.h"
|
|
#include "nsIMutableArray.h"
|
|
#include "nsIFile.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsIURI.h"
|
|
#include "nsIProcess.h"
|
|
|
|
/**
|
|
* UTF8 moz-icon URI string for the default handler application's icon, if
|
|
* available.
|
|
*/
|
|
#define PROPERTY_DEFAULT_APP_ICON_URL "defaultApplicationIconURL"
|
|
/**
|
|
* UTF8 moz-icon URI string for the user's preferred handler application's
|
|
* icon, if available.
|
|
*/
|
|
#define PROPERTY_CUSTOM_APP_ICON_URL "customApplicationIconURL"
|
|
|
|
/**
|
|
* Basic implementation of nsIMIMEInfo. Incomplete - it is meant to be
|
|
* subclassed, and GetHasDefaultHandler as well as LaunchDefaultWithFile need to
|
|
* be implemented.
|
|
*/
|
|
class nsMIMEInfoBase : public nsIMIMEInfo {
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
// I'd use NS_DECL_NSIMIMEINFO, but I don't want GetHasDefaultHandler
|
|
NS_IMETHOD GetFileExtensions(nsIUTF8StringEnumerator **_retval);
|
|
NS_IMETHOD SetFileExtensions(const nsACString & aExtensions);
|
|
NS_IMETHOD ExtensionExists(const nsACString & aExtension, bool *_retval);
|
|
NS_IMETHOD AppendExtension(const nsACString & aExtension);
|
|
NS_IMETHOD GetPrimaryExtension(nsACString & aPrimaryExtension);
|
|
NS_IMETHOD SetPrimaryExtension(const nsACString & aPrimaryExtension);
|
|
NS_IMETHOD GetType(nsACString & aType);
|
|
NS_IMETHOD GetMIMEType(nsACString & aMIMEType);
|
|
NS_IMETHOD GetDescription(nsAString & aDescription);
|
|
NS_IMETHOD SetDescription(const nsAString & aDescription);
|
|
NS_IMETHOD Equals(nsIMIMEInfo *aMIMEInfo, bool *_retval);
|
|
NS_IMETHOD GetPreferredApplicationHandler(nsIHandlerApp * *aPreferredAppHandler);
|
|
NS_IMETHOD SetPreferredApplicationHandler(nsIHandlerApp * aPreferredAppHandler);
|
|
NS_IMETHOD GetPossibleApplicationHandlers(nsIMutableArray * *aPossibleAppHandlers);
|
|
NS_IMETHOD GetDefaultDescription(nsAString & aDefaultDescription);
|
|
NS_IMETHOD LaunchWithFile(nsIFile *aFile);
|
|
NS_IMETHOD LaunchWithURI(nsIURI *aURI,
|
|
nsIInterfaceRequestor *aWindowContext);
|
|
NS_IMETHOD GetPreferredAction(nsHandlerInfoAction *aPreferredAction);
|
|
NS_IMETHOD SetPreferredAction(nsHandlerInfoAction aPreferredAction);
|
|
NS_IMETHOD GetAlwaysAskBeforeHandling(bool *aAlwaysAskBeforeHandling);
|
|
NS_IMETHOD SetAlwaysAskBeforeHandling(bool aAlwaysAskBeforeHandling);
|
|
NS_IMETHOD GetPossibleLocalHandlers(nsIArray **_retval);
|
|
|
|
enum HandlerClass {
|
|
eMIMEInfo,
|
|
eProtocolInfo
|
|
};
|
|
|
|
// nsMIMEInfoBase methods
|
|
nsMIMEInfoBase(const char *aMIMEType = "") NS_HIDDEN;
|
|
nsMIMEInfoBase(const nsACString& aMIMEType) NS_HIDDEN;
|
|
nsMIMEInfoBase(const nsACString& aType, HandlerClass aClass) NS_HIDDEN;
|
|
virtual ~nsMIMEInfoBase(); // must be virtual, as the the base class's Release should call the subclass's destructor
|
|
|
|
void SetMIMEType(const nsACString & aMIMEType) { mSchemeOrType = aMIMEType; }
|
|
|
|
void SetDefaultDescription(const nsString& aDesc) { mDefaultAppDescription = aDesc; }
|
|
|
|
/**
|
|
* Copies basic data of this MIME Info Implementation to the given other
|
|
* MIME Info. The data consists of the MIME Type, the (default) description,
|
|
* the MacOS type and creator, and the extension list (this object's
|
|
* extension list will replace aOther's list, not append to it). This
|
|
* function also ensures that aOther's primary extension will be the same as
|
|
* the one of this object.
|
|
*/
|
|
void CopyBasicDataTo(nsMIMEInfoBase* aOther);
|
|
|
|
/**
|
|
* Return whether this MIMEInfo has any extensions
|
|
*/
|
|
bool HasExtensions() const { return mExtensions.Length() != 0; }
|
|
|
|
protected:
|
|
/**
|
|
* Launch the default application for the given file.
|
|
* For even more control over the launching, override launchWithFile.
|
|
* Also see the comment about nsIMIMEInfo in general, above.
|
|
*
|
|
* @param aFile The file that should be opened
|
|
*/
|
|
virtual NS_HIDDEN_(nsresult) LaunchDefaultWithFile(nsIFile* aFile) = 0;
|
|
|
|
/**
|
|
* Loads the URI with the OS default app.
|
|
*
|
|
* @param aURI The URI to pass off to the OS.
|
|
*/
|
|
virtual NS_HIDDEN_(nsresult) LoadUriInternal(nsIURI *aURI) = 0;
|
|
|
|
static already_AddRefed<nsIProcess> InitProcess(nsIFile* aApp,
|
|
nsresult* aResult);
|
|
|
|
/**
|
|
* This method can be used to launch the file or URI with a single
|
|
* argument (typically either a file path or a URI spec). This is
|
|
* meant as a helper method for implementations of
|
|
* LaunchWithURI/LaunchDefaultWithFile.
|
|
*
|
|
* @param aApp The application to launch (may not be null)
|
|
* @param aArg The argument to pass on the command line
|
|
*/
|
|
static NS_HIDDEN_(nsresult) LaunchWithIProcess(nsIFile* aApp,
|
|
const nsCString &aArg);
|
|
static NS_HIDDEN_(nsresult) LaunchWithIProcess(nsIFile* aApp,
|
|
const nsString &aArg);
|
|
|
|
/**
|
|
* Given a file: nsIURI, return the associated nsILocalFile
|
|
*
|
|
* @param aURI the file: URI in question
|
|
* @param aFile the associated nsILocalFile (out param)
|
|
*/
|
|
static NS_HIDDEN_(nsresult) GetLocalFileFromURI(nsIURI *aURI,
|
|
nsILocalFile **aFile);
|
|
|
|
// member variables
|
|
nsTArray<nsCString> mExtensions; ///< array of file extensions associated w/ this MIME obj
|
|
nsString mDescription; ///< human readable description
|
|
nsCString mSchemeOrType;
|
|
HandlerClass mClass;
|
|
nsCOMPtr<nsIHandlerApp> mPreferredApplication;
|
|
nsCOMPtr<nsIMutableArray> mPossibleApplications;
|
|
nsHandlerInfoAction mPreferredAction; ///< preferred action to associate with this type
|
|
nsString mPreferredAppDescription;
|
|
nsString mDefaultAppDescription;
|
|
bool mAlwaysAskBeforeHandling;
|
|
};
|
|
|
|
|
|
/**
|
|
* This is a complete implementation of nsIMIMEInfo, and contains all necessary
|
|
* methods. However, depending on your platform you may want to use a different
|
|
* way of launching applications. This class stores the default application in a
|
|
* member variable and provides a function for setting it. For local
|
|
* applications, launching is done using nsIProcess, native path of the file to
|
|
* open as first argument.
|
|
*/
|
|
class nsMIMEInfoImpl : public nsMIMEInfoBase {
|
|
public:
|
|
nsMIMEInfoImpl(const char *aMIMEType = "") : nsMIMEInfoBase(aMIMEType) {}
|
|
nsMIMEInfoImpl(const nsACString& aMIMEType) : nsMIMEInfoBase(aMIMEType) {}
|
|
nsMIMEInfoImpl(const nsACString& aType, HandlerClass aClass) :
|
|
nsMIMEInfoBase(aType, aClass) {}
|
|
virtual ~nsMIMEInfoImpl() {}
|
|
|
|
// nsIMIMEInfo methods
|
|
NS_IMETHOD GetHasDefaultHandler(bool *_retval);
|
|
NS_IMETHOD GetDefaultDescription(nsAString& aDefaultDescription);
|
|
|
|
// additional methods
|
|
/**
|
|
* Sets the default application. Supposed to be only called by the OS Helper
|
|
* App Services; the default application is immutable after it is first set.
|
|
*/
|
|
void SetDefaultApplication(nsIFile* aApp) { if (!mDefaultApplication) mDefaultApplication = aApp; }
|
|
|
|
protected:
|
|
// nsMIMEInfoBase methods
|
|
/**
|
|
* The base class implementation is to use LaunchWithIProcess in combination
|
|
* with mDefaultApplication. Subclasses can override that behaviour.
|
|
*/
|
|
virtual NS_HIDDEN_(nsresult) LaunchDefaultWithFile(nsIFile* aFile);
|
|
|
|
/**
|
|
* Loads the URI with the OS default app. This should be overridden by each
|
|
* OS's implementation.
|
|
*/
|
|
virtual NS_HIDDEN_(nsresult) LoadUriInternal(nsIURI *aURI) = 0;
|
|
|
|
nsCOMPtr<nsIFile> mDefaultApplication; ///< default application associated with this type.
|
|
};
|
|
|
|
#endif //__nsmimeinfoimpl_h___
|