You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
271 lines
7.8 KiB
271 lines
7.8 KiB
/*
|
|
KNode, the KDE newsreader
|
|
Copyright (c) 2005 Volker Krause <volker.krause@rwth-aachen.de>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software Foundation,
|
|
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
|
|
*/
|
|
|
|
#ifndef KNODE_ARTICLEWIDGET_H
|
|
#define KNODE_ARTICLEWIDGET_H
|
|
|
|
#include <tqmap.h>
|
|
#include <tqvaluelist.h>
|
|
#include <tqwidget.h>
|
|
|
|
#include <kurl.h>
|
|
|
|
#include <kmime_content.h>
|
|
|
|
#include "knjobdata.h"
|
|
|
|
class TQStringList;
|
|
class TQTimer;
|
|
|
|
class TDEAction;
|
|
class TDEActionCollection;
|
|
class TDEActionMenu;
|
|
class TDEHTMLPart;
|
|
class KURL;
|
|
class TDESelectAction;
|
|
class TDEToggleAction;
|
|
class KXMLGUIClient;
|
|
|
|
namespace Kpgp {
|
|
class Block;
|
|
}
|
|
|
|
class KNArticle;
|
|
class KNArticleCollection;
|
|
|
|
namespace KNode {
|
|
|
|
class CSSHelper;
|
|
|
|
/**
|
|
Widget to display a news article
|
|
*/
|
|
class ArticleWidget : public TQWidget, public KNJobConsumer {
|
|
|
|
TQ_OBJECT
|
|
|
|
|
|
public:
|
|
/// Construct a new article widget
|
|
ArticleWidget( TQWidget *parent,
|
|
KXMLGUIClient *guiClient,
|
|
TDEActionCollection *actionCollection,
|
|
const char *name = 0 );
|
|
~ArticleWidget();
|
|
|
|
/// read config settings
|
|
void readConfig();
|
|
/// write config settings (call only for the main viewer)
|
|
void writeConfig();
|
|
|
|
/// display the given article
|
|
void setArticle( KNArticle *article );
|
|
/// returns the currently shown article
|
|
KNArticle *article() const { return mArticle; }
|
|
|
|
TDEAction* setCharsetKeyboardAction() const { return mCharsetSelectKeyb; }
|
|
|
|
/// notify all instances about a config change
|
|
static void configChanged();
|
|
/// check wether the given article is displayed in any instance
|
|
static bool articleVisible( KNArticle *article );
|
|
/// notify all instances that the given article has been removed
|
|
static void articleRemoved( KNArticle *article );
|
|
/// notify all instances that the given article has changed
|
|
static void articleChanged( KNArticle *article );
|
|
/// notify all instances about an error during loading the given article
|
|
static void articleLoadError( KNArticle *article, const TQString &error );
|
|
/// notify all instances that the given collection has been removed
|
|
static void collectionRemoved( KNArticleCollection *coll );
|
|
/// cleanup all instances
|
|
static void cleanup();
|
|
|
|
/// checks wether the readers is scrolled down to the bottom
|
|
bool atBottom() const;
|
|
|
|
public slots:
|
|
void scrollUp();
|
|
void scrollDown();
|
|
void scrollPrior();
|
|
void scrollNext();
|
|
|
|
signals:
|
|
void focusChanged( TQFocusEvent* );
|
|
void focusChangeRequest( TQWidget* );
|
|
|
|
protected:
|
|
/// process download jobs for view source action
|
|
void processJob( KNJobData *j );
|
|
|
|
virtual void focusInEvent( TQFocusEvent *e );
|
|
virtual void focusOutEvent( TQFocusEvent *e );
|
|
virtual bool eventFilter( TQObject *o, TQEvent *e );
|
|
|
|
private:
|
|
void initActions();
|
|
|
|
/// enable article dependent actions
|
|
void enableActions();
|
|
/// disable article dependent actions
|
|
void disableActions();
|
|
|
|
/// clears the article viewer
|
|
void clear();
|
|
/// displays the current article or clears the view if no article is set
|
|
void displayArticle();
|
|
/// displays the given error message in the viewer
|
|
void displayErrorMessage( const TQString &msg );
|
|
|
|
/// display the message header (should be replaced by KMail's HeaderStyle class)
|
|
void displayHeader();
|
|
/** displays the given text block, including quote and signature handling
|
|
* @param lines A list of lines to display.
|
|
*/
|
|
void displayBodyBlock( const TQStringList &lines );
|
|
/// displays a signature block header
|
|
TQString displaySigHeader( Kpgp::Block* block );
|
|
/// displays a signature footer
|
|
void displaySigFooter( const TQString &signClass );
|
|
/// displays the given attachment
|
|
void displayAttachment( KMime::Content *att, int partNum );
|
|
|
|
/// HTML conversion flags for toHtmlString()
|
|
enum ConversionFlags {
|
|
None = 0,
|
|
ParseURL = 1,
|
|
FancyFormatting = 2,
|
|
AllowROT13 = 4
|
|
};
|
|
/// convert the given string into an HTML string
|
|
TQString toHtmlString( const TQString &line, int flags = ParseURL );
|
|
/// convert the given image into a data:/ URL
|
|
static TQString imgToDataUrl( const TQImage &image, const char* fmt );
|
|
|
|
/** calculates the quoting depth of the given line
|
|
* @returns -1 if no quoting was found, the quoting level otherwise
|
|
*/
|
|
static int quotingDepth( const TQString &line, const TQString "eChars );
|
|
/// checks wether the given attachment can be shown inline
|
|
bool inlinePossible( KMime::Content *c );
|
|
/// checks if the given charset is supported
|
|
bool canDecodeText( const TQCString &charset ) const;
|
|
|
|
/// regenerated viewer content without changing scrollbar position
|
|
void updateContents();
|
|
|
|
/** stores the given attachment into a temporary file
|
|
* @returns the filename the attachment has been stored to
|
|
*/
|
|
TQString writeAttachmentToTempFile( KMime::Content *att, int partNum );
|
|
/// removes all temporary files
|
|
void removeTempFiles();
|
|
|
|
private slots:
|
|
/// called if the user clicked on an URL
|
|
void slotURLClicked( const KURL &url, bool forceOpen = false );
|
|
/// called if the user RMB clicked on an URL
|
|
void slotURLPopup( const TQString &url, const TQPoint &point );
|
|
|
|
/// mark as read timeout
|
|
void slotTimeout();
|
|
|
|
void slotSave();
|
|
void slotPrint();
|
|
void slotCopySelection();
|
|
void slotSelectAll();
|
|
void slotFind();
|
|
void slotViewSource();
|
|
void slotReply();
|
|
void slotRemail();
|
|
void slotForward();
|
|
void slotCancel();
|
|
void slotSupersede();
|
|
void slotToggleFixedFont();
|
|
void slotToggleFancyFormating();
|
|
void slotToggleRot13();
|
|
|
|
void slotFancyHeaders();
|
|
void slotStandardHeaders();
|
|
void slotAllHeaders();
|
|
|
|
void slotIconAttachments();
|
|
void slotInlineAttachments();
|
|
void slotHideAttachments();
|
|
|
|
void slotSetCharset( const TQString &charset );
|
|
void slotSetCharsetKeyboard();
|
|
|
|
void slotOpenURL();
|
|
void slotCopyURL();
|
|
void slotAddBookmark();
|
|
void slotAddToAddressBook();
|
|
void slotOpenInAddressBook();
|
|
void slotOpenAttachment();
|
|
void slotSaveAttachment();
|
|
|
|
private:
|
|
/// the currently shown article
|
|
KNArticle *mArticle;
|
|
/// attachments of the current article
|
|
KMime::Content::List mAttachments;
|
|
/// mapping of temporary file names to part numbers
|
|
TQMap<TQString, int> mAttachementMap;
|
|
|
|
TDEHTMLPart *mViewer;
|
|
CSSHelper *mCSSHelper;
|
|
|
|
TQStringList mTempDirs, mTempFiles;
|
|
|
|
TQString mHeaderStyle;
|
|
TQString mAttachmentStyle;
|
|
bool mShowHtml;
|
|
bool mRot13;
|
|
bool mForceCharset;
|
|
TQCString mOverrideCharset;
|
|
|
|
/// mark as read timer
|
|
TQTimer *mTimer;
|
|
|
|
/// the last RMB clicked URL
|
|
KURL mCurrentURL;
|
|
|
|
/// list of all instances of this class
|
|
static TQValueList<ArticleWidget*> mInstances;
|
|
|
|
KXMLGUIClient *mGuiClient;
|
|
TDEActionCollection *mActionCollection;
|
|
|
|
TDEAction *mSaveAction;
|
|
TDEAction *mPrintAction;
|
|
TDEAction *mCopySelectionAction;
|
|
TDEAction *mSelectAllAction;
|
|
TDEAction *mFindAction;
|
|
TDEAction *mViewSourceAction;
|
|
TDEAction *mCharsetSelectKeyb;
|
|
TDEAction *mReplyAction;
|
|
TDEAction *mRemailAction;
|
|
TDEAction *mForwardAction;
|
|
TDEAction *mCancelAction;
|
|
TDEAction *mSupersedeAction;
|
|
TDEActionMenu *mHeaderStyleMenu;
|
|
TDEActionMenu *mAttachmentStyleMenu;
|
|
TDEToggleAction *mFixedFontToggle;
|
|
TDEToggleAction *mFancyToggle;
|
|
TDEToggleAction *mRot13Toggle;
|
|
TDESelectAction *mCharsetSelect;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|