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195 строки
8.0 KiB
195 строки
8.0 KiB
/* This file is part of the KDE project
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*
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* Copyright (C) 2002 David Faure <faure@kde.org>
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License version 2, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef tdeparts_browserrun_h
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#define tdeparts_browserrun_h
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#include <krun.h>
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#include <kservice.h>
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#include <tdeparts/browserextension.h>
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namespace KParts {
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/**
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* This class extends KRun to provide additional functionality for browsers:
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* <ul>
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* <li>"save or open" dialog boxes
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* <li>"save" functionality
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* <li>support for HTTP POST (including saving the result to a temp file if
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* opening a separate application)
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* <li>warning before launching executables off the web
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* <li>custom error handling (i.e. treating errors as HTML pages)
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* <li>generation of SSL metadata depending on the previous URL shown by the part
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* </ul>
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*
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* @author David Faure <faure@kde.org>
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*/
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class TDEPARTS_EXPORT BrowserRun : public KRun
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{
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TQ_OBJECT
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public:
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/**
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* @param url the URL we're probing
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* @param args URL args - includes data for a HTTP POST, etc.
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* @param part the part going to open this URL - can be 0L if not created yet
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* @param window the mainwindow - passed to TDEIO::Job::setWindow()
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* @param removeReferrer if true, the "referrer" metadata from @p args isn't passed on
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* @param trustedSource if false, a warning will be shown before launching an executable
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* Always pass false for @p trustedSource, except for local directory views.
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*/
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BrowserRun( const KURL& url, const KParts::URLArgs& args,
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KParts::ReadOnlyPart *part, TQWidget *window,
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bool removeReferrer, bool trustedSource );
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// BIC: merge with above constructor
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/**
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* @param url the URL we're probing
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* @param args URL args - includes data for a HTTP POST, etc.
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* @param part the part going to open this URL - can be 0L if not created yet
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* @param window the mainwindow - passed to TDEIO::Job::setWindow()
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* @param removeReferrer if true, the "referrer" metadata from @p args isn't passed on
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* @param trustedSource if false, a warning will be shown before launching an executable.
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* Always pass false for @p trustedSource, except for local directory views.
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* @param hideErrorDialog if true, no dialog will be shown in case of errors.
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*
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*/
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BrowserRun( const KURL& url, const KParts::URLArgs& args,
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KParts::ReadOnlyPart *part, TQWidget *window,
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bool removeReferrer, bool trustedSource, bool hideErrorDialog );
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virtual ~BrowserRun();
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//KParts::URLArgs urlArgs() const { return m_args; }
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//KParts::ReadOnlyPart* part() const { return m_part; }
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/**
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* @return the URL we're probing
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*/
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KURL url() const { return m_strURL; }
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/**
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* @return true if no dialog will be shown in case of errors
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*/
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bool hideErrorDialog() const;
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/**
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* @return Suggested filename given by the server (e.g. HTTP content-disposition filename)
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*/
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TQString suggestedFilename() const { return m_suggestedFilename; }
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/**
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* @return Suggested disposition by the server (e.g. HTTP content-disposition)
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* @since 3.5.2
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*/
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TQString contentDisposition() const;
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bool serverSuggestsSave() const { return contentDisposition() == TQString::fromLatin1("attachment"); }
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enum AskSaveResult { Save, Open, Cancel };
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/**
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* Ask the user whether to save or open a url in another application.
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* @param url the URL in question
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* @param offer the application that will be used to open the URL
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* @param mimeType the mimetype of the URL
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* @param suggestedFilename optional filename suggested by the server
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* @return Save, Open or Cancel.
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*/
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static AskSaveResult askSave( const KURL & url, KService::Ptr offer, const TQString& mimeType, const TQString & suggestedFilename = TQString::null );
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enum AskEmbedOrSaveFlags { InlineDisposition = 0, AttachmentDisposition = 1 };
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/**
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* Similar to askSave() but for the case where the current application is
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* able to embed the url itself (instead of passing it to another app).
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* @param url the URL in question
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* @param mimeType the mimetype of the URL
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* @param suggestedFilename optional filename suggested by the server
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* @param flags set to AttachmentDisposition if suggested by the server
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* @return Save, Open or Cancel.
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*/
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static AskSaveResult askEmbedOrSave( const KURL & url, const TQString& mimeType, const TQString & suggestedFilename = TQString::null, int flags = 0 );
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// virtual so that TDEHTML can implement differently (HTML cache)
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virtual void save( const KURL & url, const TQString & suggestedFilename );
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// static so that it can be called from other classes
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static void simpleSave( const KURL & url, const TQString & suggestedFilename,
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TQWidget* window );
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/** BIC: Combine with the above function for KDE 4.0. */
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static void simpleSave( const KURL & url, const TQString & suggestedFilename );
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static bool allowExecution( const TQString &serviceType, const KURL &url );
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/** BIC: Obsoleted by KRun::isExecutable( const TQString &serviceType ); */
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static bool isExecutable( const TQString &serviceType );
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static bool isTextExecutable( const TQString &serviceType );
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protected:
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/**
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* Reimplemented from KRun
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*/
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virtual void scanFile();
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/**
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* Reimplemented from KRun
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*/
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virtual void init();
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/**
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* Called when an error happens.
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* NOTE: @p job could be 0L, if you passed hideErrorDialog=true.
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* The default implementation shows a message box, but only when job != 0 ....
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* It is strongly recommended to reimplement this method if
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* you passed hideErrorDialog=true.
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*/
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virtual void handleError( TDEIO::Job * job );
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/**
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* NotHandled means that foundMimeType should call KRun::foundMimeType,
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* i.e. launch an external app.
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*/
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enum NonEmbeddableResult { Handled, NotHandled, Delayed };
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/**
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* Helper for foundMimeType: call this if the mimetype couldn't be embedded
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*/
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NonEmbeddableResult handleNonEmbeddable( const TQString& mimeType );
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protected slots:
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void slotBrowserScanFinished(TDEIO::Job *job);
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void slotBrowserMimetype(TDEIO::Job *job, const TQString &type);
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void slotCopyToTempFileResult(TDEIO::Job *job);
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virtual void slotStatResult( TDEIO::Job *job );
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protected:
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KParts::URLArgs m_args;
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KParts::ReadOnlyPart *m_part; // QGuardedPtr?
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TQGuardedPtr<TQWidget> m_window;
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// Suggested filename given by the server (e.g. HTTP content-disposition)
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// When set, we should really be saving instead of embedding
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TQString m_suggestedFilename;
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TQString m_sMimeType;
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bool m_bRemoveReferrer;
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bool m_bTrustedSource;
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private:
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void redirectToError( int error, const TQString& errorText );
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class BrowserRunPrivate;
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BrowserRunPrivate* d;
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};
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}
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#endif
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