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okular/core/document.h
Albert Astals Cid 6767b8739e Port a few QLinkedList to QList 
QLinkedList is deprecated in later Qt5 and gone in Qt6

The 1:1 port is std::list but in this cases all we ever do
is create the lists, push back to them, and pass then around
to be read, for that a QList is more than enough
2022-03-19 11:22:55 +00:00

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/*
SPDX-FileCopyrightText: 2004-2005 Enrico Ros <eros.kde@email.it>
SPDX-FileCopyrightText: 2004-2008 Albert Astals Cid <aacid@kde.org>
Work sponsored by the LiMux project of the city of Munich:
SPDX-FileCopyrightText: 2017 Klarälvdalens Datakonsult AB a KDAB Group company <info@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef _OKULAR_DOCUMENT_H_
#define _OKULAR_DOCUMENT_H_
#include "area.h"
#include "global.h"
#include "okularcore_export.h"
#include "pagesize.h"
#include <QDomDocument>
#include <QObject>
#include <QPrinter>
#include <QStringList>
#include <QVector>
#include <QMimeType>
#include <QUrl>
class KConfigDialog;
class KPluginMetaData;
class KXMLGUIClient;
class DocumentItem;
class QAbstractItemModel;
namespace Okular
{
class Annotation;
class BookmarkManager;
class CertificateStore;
class DocumentInfoPrivate;
class DocumentObserver;
class DocumentPrivate;
class DocumentSynopsis;
class DocumentViewport;
class EmbeddedFile;
class ExportFormat;
class FontInfo;
class FormField;
class FormFieldText;
class FormFieldButton;
class FormFieldChoice;
class Generator;
class Action;
class MovieAction;
class Page;
class PixmapRequest;
class RenditionAction;
class NewSignatureData;
struct NewSignatureDataPrivate;
class SourceReference;
class View;
class VisiblePageRect;
class SignatureInfo;
/** IDs for seaches. Globally defined here. **/
#define PART_SEARCH_ID 1
#define PAGEVIEW_SEARCH_ID 2
#define SW_SEARCH_ID 3
#define PRESENTATION_SEARCH_ID 4
/**
* The DocumentInfo structure can be filled in by generators to display
* metadata about the currently opened file.
*/
class OKULARCORE_EXPORT DocumentInfo
{
friend class Document;
public:
/**
* The list of predefined keys.
*/
enum Key {
Title, ///< The title of the document
Subject, ///< The subject of the document
Description, ///< The description of the document
Author, ///< The author of the document
Creator, ///< The creator of the document (this can be different from the author)
Producer, ///< The producer of the document (e.g. some software)
Copyright, ///< The copyright of the document
Pages, ///< The number of pages of the document
CreationDate, ///< The date of creation of the document
ModificationDate, ///< The date of last modification of the document
MimeType, ///< The mime type of the document
Category, ///< The category of the document
Keywords, ///< The keywords which describe the content of the document
FilePath, ///< The path of the file @since 0.10 (KDE 4.4)
DocumentSize, ///< The size of the document @since 0.10 (KDE 4.4)
PagesSize, ///< The size of the pages (if all pages have the same size) @since 0.10 (KDE 4.4)
CustomKeys, ///< All the custom keys the generator supports @since 0.21
Invalid ///< An invalid key @since 0.21. It will always be the last element in the enum
};
/**
* Creates a new document info.
*/
DocumentInfo();
DocumentInfo(const DocumentInfo &info);
DocumentInfo &operator=(const DocumentInfo &);
~DocumentInfo();
/**
* Returns all the keys present in this DocumentInfo
*
* @since 0.21
*/
QStringList keys() const;
/**
* Returns the value for a given key or an null string when the
* key doesn't exist.
*/
QString get(Key key) const;
/**
* Returns the value for a given key or an null string when the
* key doesn't exist.
*/
QString get(const QString &key) const;
/**
* Sets a value for a custom key. The title should be an i18n'ed
* string, since it's used in the document information dialog.
*/
void set(const QString &key, const QString &value, const QString &title = QString());
/**
* Sets a value for a special key. The title should be an i18n'ed
* string, since it's used in the document information dialog.
*/
void set(Key key, const QString &value);
/**
* Returns the user visible string for the given key
* Takes into account keys added by the set() that takes a QString
*
* @since 0.21
*/
QString getKeyTitle(const QString &key) const;
/**
* Returns the internal string for the given key
* @since 0.10 (KDE 4.4)
*/
static QString getKeyString(Key key);
/**
* Returns the user visible string for the given key
* @since 0.10 (KDE 4.4)
*/
static QString getKeyTitle(Key key);
/**
* Returns the Key from a string key
* @since 0.21
*/
static Key getKeyFromString(const QString &key);
private:
DocumentInfoPrivate *d;
};
/**
* @short The Document. Heart of everything. Actions take place here.
*
* The Document is the main object in Okular. All views query the Document to
* get data/properties or even for accessing pages (in a 'const' way).
*
* It is designed to keep it detached from the document type (pdf, ps, you
* name it..) so whenever you want to get some data, it asks its internal
* generators to do the job and return results in a format-independent way.
*
* Apart from the generator (the currently running one) the document stores
* all the Pages ('Page' class) of the current document in a vector and
* notifies all the registered DocumentObservers when some content changes.
*
* For a better understanding of hierarchies @see README.internals.png
* @see DocumentObserver, Page
*/
class OKULARCORE_EXPORT Document : public QObject
{
Q_OBJECT
public:
/**
* Creates a new document with the given @p widget as widget to relay GUI things (messageboxes, ...).
*/
explicit Document(QWidget *widget);
/**
* Destroys the document.
*/
~Document() override;
/**
* Describes the result of an open document operation.
* @since 0.20 (KDE 4.14)
*/
enum OpenResult {
OpenSuccess, //< The document was opened successfully
OpenError, //< The document failed to open
OpenNeedsPassword //< The document needs a password to be opened or the one provided is not the correct
};
/**
* Opens the document.
* @since 0.20 (KDE 4.14)
*/
OpenResult openDocument(const QString &docFile, const QUrl &url, const QMimeType &mime, const QString &password = QString());
/**
* Closes the document.
*/
void closeDocument();
/**
* Registers a new @p observer for the document.
*/
void addObserver(DocumentObserver *observer);
/**
* Unregisters the given @p observer for the document.
*/
void removeObserver(DocumentObserver *observer);
/**
* Reparses and applies the configuration.
*/
void reparseConfig();
/**
* Returns whether the document is currently opened.
*/
bool isOpened() const;
/**
* Returns the meta data of the document.
*/
DocumentInfo documentInfo() const;
/**
* Returns the asked set of meta data of the document. The result may contain more
* metadata than the one asked for.
*/
DocumentInfo documentInfo(const QSet<DocumentInfo::Key> &keys) const;
/**
* Returns the table of content of the document or 0 if no
* table of content is available.
*/
const DocumentSynopsis *documentSynopsis() const;
/**
* Starts the reading of the information about the fonts in the
* document, if available.
*
* The results as well the end of the reading is notified using the
* signals gotFont(), fontReadingProgress() and fontReadingEnded()
*/
void startFontReading();
/**
* Force the termination of the reading of the information about the
* fonts in the document, if running.
*/
void stopFontReading();
/**
* Whether the current document can provide information about the
* fonts used in it.
*/
bool canProvideFontInformation() const;
/**
* Whether the current document can perform digital signing.
*/
bool canSign() const;
/**
* Returns the list of embedded files or 0 if no embedded files
* are available.
*/
const QList<EmbeddedFile *> *embeddedFiles() const;
/**
* Returns the page object for the given page @p number or 0
* if the number is out of range.
*/
const Page *page(int number) const;
/**
* Returns the current viewport of the document.
*/
const DocumentViewport &viewport() const;
/**
* Sets the list of visible page rectangles.
* @see VisiblePageRect
*/
void setVisiblePageRects(const QVector<VisiblePageRect *> &visiblePageRects, DocumentObserver *excludeObserver = nullptr);
/**
* Returns the list of visible page rectangles.
*/
const QVector<VisiblePageRect *> &visiblePageRects() const;
/**
* Returns the number of the current page.
*/
uint currentPage() const;
/**
* Returns the number of pages of the document.
*/
uint pages() const;
/**
* Returns the url of the currently opened document.
*/
QUrl currentDocument() const;
/**
* Returns whether the given @p action is allowed in the document.
* @see @ref Permission
*/
bool isAllowed(Permission action) const;
/**
* Returns whether the document supports searching.
*/
bool supportsSearching() const;
/**
* Returns whether the document supports the listing of page sizes.
*/
bool supportsPageSizes() const;
/**
* Returns whether the current document supports tiles
*
* @since 0.16 (KDE 4.10)
*/
bool supportsTiles() const;
/**
* Returns the list of supported page sizes or an empty list if this
* feature is not available.
* @see supportsPageSizes()
*/
PageSize::List pageSizes() const;
/**
* Returns whether the document supports the export to ASCII text.
*/
bool canExportToText() const;
/**
* Exports the document as ASCII text and saves it under @p fileName.
*/
bool exportToText(const QString &fileName) const;
/**
* Returns the list of supported export formats.
* @see ExportFormat
*/
QList<ExportFormat> exportFormats() const;
/**
* Exports the document in the given @p format and saves it under @p fileName.
*/
bool exportTo(const QString &fileName, const ExportFormat &format) const;
/**
* Returns whether the document history is at the begin.
*/
bool historyAtBegin() const;
/**
* Returns whether the document history is at the end.
*/
bool historyAtEnd() const;
/**
* Returns the meta data for the given @p key and @p option or an empty variant
* if the key doesn't exists.
*/
QVariant metaData(const QString &key, const QVariant &option = QVariant()) const;
/**
* Returns the current rotation of the document.
*/
Rotation rotation() const;
/**
* If all pages have the same size this method returns it, if the page sizes
* differ an empty size object is returned.
*/
QSizeF allPagesSize() const;
/**
* Returns the size string for the given @p page or an empty string
* if the page is out of range.
*/
QString pageSizeString(int page) const;
/**
* Returns the gui client of the generator, if it provides one.
*/
KXMLGUIClient *guiClient();
/**
* Sets the current document viewport to the given @p page.
*
* @param page The number of the page.
* @param excludeObserver The observer ids which shouldn't be effected by this change.
* @param smoothMove Whether the move shall be animated smoothly.
*/
void setViewportPage(int page, DocumentObserver *excludeObserver = nullptr, bool smoothMove = false);
/**
* Sets the current document viewport to the given @p viewport.
*
* @param viewport The document viewport.
* @param excludeObserver The observer which shouldn't be effected by this change.
* @param smoothMove Whether the move shall be animated smoothly.
*/
void setViewport(const DocumentViewport &viewport, DocumentObserver *excludeObserver = nullptr, bool smoothMove = false);
/**
* Sets the current document viewport to the given @p viewport.
* BCI TODO: merge with setViewport, adding a parameter "bool updateHistory = true"
*
* @param viewport The document viewport.
* @param excludeObserver The observer which shouldn't be effected by this change.
* @param smoothMove Whether the move shall be animated smoothly.
* @param updateHistory Whether to consider the change of viewport for the history navigation
*/
void setViewportWithHistory(const DocumentViewport &viewport, DocumentObserver *excludeObserver = nullptr, bool smoothMove = false, bool updateHistory = true);
/**
* Sets the current document viewport to the next viewport in the
* viewport history.
*/
void setPrevViewport();
/**
* Sets the current document viewport to the previous viewport in the
* viewport history.
*/
void setNextViewport();
/**
* Sets the next @p viewport in the viewport history.
*/
void setNextDocumentViewport(const DocumentViewport &viewport);
/**
* Sets the next @p namedDestination in the viewport history.
*
* @since 0.9 (KDE 4.3)
*/
void setNextDocumentDestination(const QString &namedDestination);
/**
* Sets the zoom for the current document.
*/
void setZoom(int factor, DocumentObserver *excludeObserver = nullptr);
/**
* Describes the possible options for the pixmap requests.
*/
enum PixmapRequestFlag {
NoOption = 0, ///< No options
RemoveAllPrevious = 1 ///< Remove all the previous requests, even for non requested page pixmaps
};
Q_DECLARE_FLAGS(PixmapRequestFlags, PixmapRequestFlag)
/**
* Sends @p requests for pixmap generation.
*
* The same as requestPixmaps( requests, RemoveAllPrevious );
*
* @since 22.08
*/
void requestPixmaps(const QList<PixmapRequest *> &requests);
/**
* Sends @p requests for pixmap generation.
*
* @param requests the linked list of requests
* @param reqOptions the options for the request
*
* @since 22.08
*/
void requestPixmaps(const QList<PixmapRequest *> &requests, PixmapRequestFlags reqOptions);
/**
* Sends a request for text page generation for the given page @p pageNumber.
*/
void requestTextPage(uint pageNumber);
/**
* Adds a new @p annotation to the given @p page.
*/
void addPageAnnotation(int page, Annotation *annotation);
/**
* Tests if the @p annotation can be modified
*
* @since 0.15 (KDE 4.9)
*/
bool canModifyPageAnnotation(const Annotation *annotation) const;
/**
* Prepares to modify the properties of the given @p annotation.
* Must be called before the annotation's properties are modified
*
* @since 0.17 (KDE 4.11)
*/
void prepareToModifyAnnotationProperties(Annotation *annotation);
/**
* Modifies the given @p annotation on the given @p page.
* Must be preceded by a call to prepareToModifyAnnotationProperties before
* the annotation's properties are modified
*
* @since 0.17 (KDE 4.11)
*/
void modifyPageAnnotationProperties(int page, Annotation *annotation);
/**
* Translates the position of the given @p annotation on the given @p page by a distance @p delta in normalized coordinates.
*
* Consecutive translations applied to the same @p annotation are merged together on the undo stack if the
* BeingMoved flag is set on the @p annotation.
*
* @since 0.17 (KDE 4.11)
*/
void translatePageAnnotation(int page, Annotation *annotation, const Okular::NormalizedPoint &delta);
/**
* Adjusts the position of the top-left and bottom-right corners of given @p annotation on the given @p page.
*
* Can be used to implement resize functionality.
* @p delta1 in normalized coordinates is added to top-left.
* @p delta2 in normalized coordinates is added to bottom-right.
*
* Consecutive adjustments applied to the same @p annotation are merged together on the undo stack if the
* BeingResized flag is set on the @p annotation.
*
* @since 1.1.0
*/
void adjustPageAnnotation(int page, Annotation *annotation, const Okular::NormalizedPoint &delta1, const Okular::NormalizedPoint &delta2);
/**
* Edits the plain text contents of the given @p annotation on the given @p page.
*
* The contents are set to @p newContents with cursor position @p newCursorPos.
* The previous cursor position @p prevCursorPos and previous anchor position @p prevAnchorPos
* must also be supplied so that they can be restored if the edit action is undone.
*
* The Annotation's internal contents should not be modified prior to calling this method.
*
* @since 0.17 (KDE 4.11)
*/
void editPageAnnotationContents(int page, Annotation *annotation, const QString &newContents, int newCursorPos, int prevCursorPos, int prevAnchorPos);
/**
* Tests if the @p annotation can be removed
*
* @since 0.15 (KDE 4.9)
*/
bool canRemovePageAnnotation(const Annotation *annotation) const;
/**
* Removes the given @p annotation from the given @p page.
*/
void removePageAnnotation(int page, Annotation *annotation);
/**
* Removes the given @p annotations from the given @p page.
*/
void removePageAnnotations(int page, const QList<Annotation *> &annotations);
/**
* Clears the text selection highlights for the given @p page,
* creates new ones if @p rect is not nullptr,
* and deletes @p rect.
*
* @param page The number of the page.
* @param rect The rectangle of the selection.
* @param color The color of the selection.
*/
void setPageTextSelection(int page, RegularAreaRect *rect, const QColor &color);
/**
* Returns true if there is an undo command available; otherwise returns false.
* @since 0.17 (KDE 4.11)
*/
bool canUndo() const;
/**
* Returns true if there is a redo command available; otherwise returns false.
* @since 0.17 (KDE 4.11)
*/
bool canRedo() const;
/**
* Describes the possible search types.
*/
enum SearchType {
NextMatch, ///< Search next match
PreviousMatch, ///< Search previous match
AllDocument, ///< Search complete document
GoogleAll, ///< Search complete document (all words in google style)
GoogleAny ///< Search complete document (any words in google style)
};
/**
* Describes how search ended
*/
enum SearchStatus {
MatchFound, ///< Any match was found
NoMatchFound, ///< No match was found
SearchCancelled ///< The search was cancelled
};
/**
* Searches the given @p text in the document.
*
* @param searchID The unique id for this search request.
* @param text The text to be searched.
* @param fromStart Whether the search should be started at begin of the document.
* @param caseSensitivity Whether the search is case sensitive.
* @param type The type of the search. @ref SearchType
* @param moveViewport Whether the viewport shall be moved to the position of the matches.
* @param color The highlighting color of the matches.
*/
void searchText(int searchID, const QString &text, bool fromStart, Qt::CaseSensitivity caseSensitivity, SearchType type, bool moveViewport, const QColor &color);
/**
* Continues the search for the given @p searchID.
*/
void continueSearch(int searchID);
/**
* Continues the search for the given @p searchID, optionally specifying
* a new type for the search.
*
* @since 0.7 (KDE 4.1)
*/
void continueSearch(int searchID, SearchType type);
/**
* Resets the search for the given @p searchID.
*/
void resetSearch(int searchID);
/**
* Returns the bookmark manager of the document.
*/
BookmarkManager *bookmarkManager() const;
/**
* Processes the given @p action.
*/
void processAction(const Action *action);
/**
* Processes the given format @p action on @p fft.
*
* @since 1.9
*/
void processFormatAction(const Action *action, Okular::FormFieldText *fft);
/**
* Processes the given keystroke @p action on @p fft.
*
* @since 1.9
*/
void processKeystrokeAction(const Action *action, Okular::FormFieldText *fft, const QVariant &newValue);
/**
* Processes the given keystroke @p action on @p fft.
* This will set event.willCommit=true
*
* @since 22.04
*/
void processKeystrokeCommitAction(const Action *action, Okular::FormFieldText *fft);
/**
* Processes the given focus action on the field.
*
* @since 1.9
*/
void processFocusAction(const Action *action, Okular::FormField *field);
/**
* Processes the given keystroke @p action on @p fft.
*
* @since 1.9
*/
void processValidateAction(const Action *action, Okular::FormFieldText *fft, bool &returnCode);
/**
* Returns a list of the bookmarked.pages
*/
QList<int> bookmarkedPageList() const;
/**
* Returns the range of the bookmarked.pages
*/
QString bookmarkedPageRange() const;
/**
* Processes/Executes the given source @p reference.
*/
void processSourceReference(const SourceReference *reference);
/**
* Returns whether the document can configure the printer itself.
*/
bool canConfigurePrinter() const;
/**
* What type of printing a document supports
*/
enum PrintingType {
NoPrinting, ///< Printing Not Supported
NativePrinting, ///< Native Cross-Platform Printing
PostscriptPrinting ///< Postscript file printing
};
/**
* Returns what sort of printing the document supports:
* Native, Postscript, None
*/
PrintingType printingSupport() const;
/**
* Returns whether the document supports printing to both PDF and PS files.
*/
bool supportsPrintToFile() const;
/// @since 22.04
enum PrintError {
NoPrintError, ///< Printing succeeded
UnknownPrintError,
TemporaryFileOpenPrintError,
FileConversionPrintError,
PrintingProcessCrashPrintError,
PrintingProcessStartPrintError,
PrintToFilePrintError,
InvalidPrinterStatePrintError,
UnableToFindFilePrintError,
NoFileToPrintError,
NoBinaryToPrintError,
InvalidPageSizePrintError
};
/**
* Prints the document to the given @p printer.
*/
Document::PrintError print(QPrinter &printer);
/// @since 22.04
static QString printErrorString(PrintError error);
/**
* Returns a custom printer configuration page or 0 if no
* custom printer configuration page is available.
*
* The returned object should be of a PrintOptionsWidget subclass
* (which is not officially enforced by the signature for binary
* compatibility reasons).
*/
QWidget *printConfigurationWidget() const;
/**
* Fill the KConfigDialog @p dialog with the setting pages of the
* generators.
*/
void fillConfigDialog(KConfigDialog *dialog);
/**
* Returns the number of generators that have a configuration widget.
*/
int configurableGenerators() const;
/**
* Returns the list with the supported MIME types.
*/
QStringList supportedMimeTypes() const;
/**
* Returns the metadata associated with the generator. May be invalid.
*/
KPluginMetaData generatorInfo() const;
/**
* Returns whether the generator supports hot-swapping the current file
* with another identical file
*
* @since 1.3
*/
bool canSwapBackingFile() const;
/**
* Reload the document from a new location, without any visible effect
* to the user.
*
* The new file must be identical to the current one or, if the document
* has been modified (eg the user edited forms and annotations), the new
* document must have these changes too. For example, you can call
* saveChanges first to write changes to a file and then swapBackingFile
* to switch to the new location.
*
* @since 1.3
*/
bool swapBackingFile(const QString &newFileName, const QUrl &url);
/**
* Same as swapBackingFile, but newFileName must be a .okular file.
*
* The new file must be identical to the current one or, if the document
* has been modified (eg the user edited forms and annotations), the new
* document must have these changes too. For example, you can call
* saveDocumentArchive first to write changes to a file and then
* swapBackingFileArchive to switch to the new location.
*
* @since 1.3
*/
bool swapBackingFileArchive(const QString &newFileName, const QUrl &url);
/**
* Sets the history to be clean
*
* @since 1.3
*/
void setHistoryClean(bool clean);
bool isHistoryClean() const;
/**
* Saving capabilities. Their availability varies according to the
* underlying generator and/or the document type.
*
* @see canSaveChanges (SaveCapability)
* @since 0.15 (KDE 4.9)
*/
enum SaveCapability {
SaveFormsCapability = 1, ///< Can save form changes
SaveAnnotationsCapability = 2 ///< Can save annotation changes
};
/**
* Returns whether it's possible to save a given category of changes to
* another document.
*
* @since 0.15 (KDE 4.9)
*/
bool canSaveChanges(SaveCapability cap) const;
/**
* Returns whether the changes to the document (modified annotations,
* values in form fields, etc) can be saved to another document.
*
* Equivalent to the logical OR of canSaveChanges(SaveCapability) for
* each capability.
*
* @since 0.7 (KDE 4.1)
*/
bool canSaveChanges() const;
/**
* Save the document and the optional changes to it to the specified
* @p fileName.
*
* @since 0.7 (KDE 4.1)
*/
bool saveChanges(const QString &fileName);
/**
* Save the document and the optional changes to it to the specified
* @p fileName and returns a @p errorText if fails.
*
* @since 0.10 (KDE 4.4)
*/
bool saveChanges(const QString &fileName, QString *errorText);
/**
* Register the specified @p view for the current document.
*
* It is unregistered from the previous document, if any.
*
* @since 0.7 (KDE 4.1)
*/
void registerView(View *view);
/**
* Unregister the specified @p view from the current document.
*
* @since 0.7 (KDE 4.1)
*/
void unregisterView(View *view);
/**
* Gets the font data for the given font
*
* @since 0.8 (KDE 4.2)
*/
QByteArray fontData(const FontInfo &font) const;
/**
* Opens a document archive.
*
* @since 0.20 (KDE 4.14)
*/
OpenResult openDocumentArchive(const QString &docFile, const QUrl &url, const QString &password = QString());
/**
* Saves a document archive.
*
* @since 0.8 (KDE 4.2)
*/
bool saveDocumentArchive(const QString &fileName);
/**
* Extract the document file from the current archive.
*
* @warning This function only works if the current file is a document archive
*
* @since 1.3
*/
bool extractArchivedFile(const QString &destFileName);
/**
* Asks the generator to dynamically generate a SourceReference for a given
* page number and absolute X and Y position on this page.
*
* @attention Ownership of the returned SourceReference is transferred to the caller.
* @note This method does not call processSourceReference( const SourceReference * )
*
* @since 0.10 (KDE 4.4)
*/
const SourceReference *dynamicSourceReference(int pageNr, double absX, double absY);
/**
* Returns the orientation of the document (for printing purposes). This
* is used in the KPart to initialize the print dialog and in the
* generators to check whether the document needs to be rotated or not.
*
* @since 0.14 (KDE 4.8)
*/
QPrinter::Orientation orientation() const;
/**
* Control annotation editing (creation, modification and removal),
* which is enabled by default.
*
* @since 0.15 (KDE 4.9)
*/
void setAnnotationEditingEnabled(bool enable);
/**
* Returns which wallet data to use to read/write the password for the given fileName
*
* @since 0.20 (KDE 4.14)
*/
void walletDataForFile(const QString &fileName, QString *walletName, QString *walletFolder, QString *walletKey) const;
/**
* Since version 0.21, okular does not allow editing annotations and
* form data if they are stored in the docdata directory (like older
* okular versions did by default).
* If this flag is set, then annotations and forms cannot be edited.
*
* @since 1.3
*/
bool isDocdataMigrationNeeded() const;
/**
* Delete annotations and form data from the docdata folder. Call it if
* isDocdataMigrationNeeded() was true and you've just saved them to an
* external file.
*
* @since 1.3
*/
void docdataMigrationDone();
/**
* Returns the model for rendering layers (NULL if the document has no layers)
*
* @since 0.24
*/
QAbstractItemModel *layersModel() const;
/**
* Returns the reason why the file opening failed, if any.
*
* @since 1.10
*/
QString openError() const;
/**
* Digitally sign document
*
* @since 21.04
*/
bool sign(const NewSignatureData &data, const QString &newPath);
/**
* Returns the generator's certificate store (if any)
*
* @since 21.04
*/
CertificateStore *certificateStore() const;
/** sets the editor command to the command \p editCmd, as
* given at the commandline.
*
* @since 22.04
*/
void setEditorCommandOverride(const QString &editCmd);
/** returns the overriding editor command.
*
* If the editor command was not overriden, the string is empty.
*
* @since 22.04
*/
QString editorCommandOverride() const;
public Q_SLOTS:
/**
* This slot is called whenever the user changes the @p rotation of
* the document.
*/
void setRotation(int rotation);
/**
* This slot is called whenever the user changes the page @p size
* of the document.
*/
void setPageSize(const Okular::PageSize &size);
/**
* Cancels the current search
*/
void cancelSearch();
/**
* Undo last edit command
* @since 0.17 (KDE 4.11)
*/
void undo();
/**
* Redo last undone edit command
* @since 0.17 (KDE 4.11)
*/
void redo();
/**
* Edit the text contents of the specified @p form on page @p page to be @p newContents.
* The new text cursor position (@p newCursorPos), previous text cursor position (@p prevCursorPos),
* and previous cursor anchor position will be restored by the undo / redo commands.
* @since 0.17 (KDE 4.11)
*/
void editFormText(int pageNumber, Okular::FormFieldText *form, const QString &newContents, int newCursorPos, int prevCursorPos, int prevAnchorPos);
/**
* Edit the selected list entries in @p form on page @p page to be @p newChoices.
* @since 0.17 (KDE 4.11)
*/
void editFormList(int pageNumber, Okular::FormFieldChoice *form, const QList<int> &newChoices);
/**
* Set the active choice in the combo box @p form on page @p page to @p newText
* The new cursor position (@p newCursorPos), previous cursor position
* (@p prevCursorPos), and previous anchor position (@p prevAnchorPos)
* will be restored by the undo / redo commands.
*
* @since 0.17 (KDE 4.11)
*/
void editFormCombo(int pageNumber, Okular::FormFieldChoice *form, const QString &newText, int newCursorPos, int prevCursorPos, int prevAnchorPos);
/**
* Set the states of the group of form buttons @p formButtons on page @p page to @p newButtonStates.
* The lists @p formButtons and @p newButtonStates should be the same length and true values
* in @p newButtonStates indicate that the corresponding entry in @p formButtons should be enabled.
*/
void editFormButtons(int pageNumber, const QList<Okular::FormFieldButton *> &formButtons, const QList<bool> &newButtonStates);
/**
* Reloads the pixmaps for whole document
*
* @since 0.24
*/
void reloadDocument() const;
/**
* Returns the part of document covered by the given signature @p info.
*
* @since 1.7
*/
QByteArray requestSignedRevisionData(const Okular::SignatureInfo &info);
/**
* Refresh the pixmaps for the given @p pageNumber.
*
* @since 1.10
*/
void refreshPixmaps(int pageNumber);
Q_SIGNALS:
/**
* This signal is emitted whenever the document is about to close.
* @since 1.5.3
*/
void aboutToClose();
/**
* This signal is emitted whenever an action requests a
* document close operation.
*/
void close();
/**
* This signal is emitted whenever an action requests a
* document print operation.
* @since 22.04
*/
void requestPrint();
/**
* This signal is emitted whenever an action requests a
* document save as operation.
* @since 22.04
*/
void requestSaveAs();
/**
* This signal is emitted whenever an action requests an
* application quit operation.
*/
void quit();
/**
* This signal is emitted whenever an action requests a
* find operation.
*/
void linkFind();
/**
* This signal is emitted whenever an action requests a
* goto operation.
*/
void linkGoToPage();
/**
* This signal is emitted whenever an action requests a
* start presentation operation.
*/
void linkPresentation();
/**
* This signal is emitted whenever an action requests an
* end presentation operation.
*/
void linkEndPresentation();
/**
* This signal is emitted whenever an action requests an
* open url operation for the given document @p url.
*/
void openUrl(const QUrl &url);
/**
* This signal is emitted whenever an error occurred.
*
* @param text The description of the error.
* @param duration The time in milliseconds the message should be shown to the user.
*/
void error(const QString &text, int duration);
/**
* This signal is emitted to signal a warning.
*
* @param text The description of the warning.
* @param duration The time in milliseconds the message should be shown to the user.
*/
void warning(const QString &text, int duration);
/**
* This signal is emitted to signal a notice.
*
* @param text The description of the notice.
* @param duration The time in milliseconds the message should be shown to the user.
*/
void notice(const QString &text, int duration);
/**
* Emitted when a new font is found during the reading of the fonts of
* the document.
*/
void gotFont(const Okular::FontInfo &font);
/**
* Reports the progress when reading the fonts in the document.
*
* \param page is the page that was just finished to scan for fonts
*/
void fontReadingProgress(int page);
/**
* Reports that the reading of the fonts in the document is finished.
*/
void fontReadingEnded();
/**
* Reports that the current search finished
*/
void searchFinished(int searchID, Okular::Document::SearchStatus endStatus);
/**
* This signal is emitted whenever a source reference with the given parameters has been
* activated.
*
* \param absFileName absolute name of the file.
* \param line line number.
* \param col column number.
* \param handled should be set to 'true' if a slot handles this source reference; the
* default action to launch the configured editor will then not be performed
* by the document
*
* @since 0.14 (KDE 4.8)
*/
void sourceReferenceActivated(const QString &absFileName, int line, int col, bool *handled);
/**
* This signal is emitted whenever an movie action is triggered and the UI should process it.
*/
void processMovieAction(const Okular::MovieAction *action);
/**
* This signal is emitted whenever the availability of the undo function changes
* @since 0.17 (KDE 4.11)
*/
void canUndoChanged(bool undoAvailable);
/**
* This signal is emitted whenever the availability of the redo function changes
* @since 0.17 (KDE 4.11)
*/
void canRedoChanged(bool redoAvailable);
/**
* This signal is emitted whenever the undo history is clean (i.e. the same status the last time it was saved)
* @since 1.3
*/
void undoHistoryCleanChanged(bool clean);
/**
* This signal is emitted whenever an rendition action is triggered and the UI should process it.
*
* @since 0.16 (KDE 4.10)
*/
void processRenditionAction(const Okular::RenditionAction *action);
/**
* This signal is emitted whenever the contents of the given @p annotation are changed by an undo
* or redo action.
*
* The new contents (@p contents), cursor position (@p cursorPos), and anchor position (@p anchorPos) are
* included
* @since 0.17 (KDE 4.11)
*/
void annotationContentsChangedByUndoRedo(Okular::Annotation *annotation, const QString &contents, int cursorPos, int anchorPos);
/**
* This signal is emitted whenever the text contents of the given text @p form on the given @p page
* are changed by an undo or redo action.
*
* The new text contents (@p contents), cursor position (@p cursorPos), and anchor position (@p anchorPos) are
* included
* @since 0.17 (KDE 4.11)
*/
void formTextChangedByUndoRedo(int page, Okular::FormFieldText *form, const QString &contents, int cursorPos, int anchorPos);
/**
* This signal is emitted whenever the selected @p choices for the given list @p form on the
* given @p page are changed by an undo or redo action.
* @since 0.17 (KDE 4.11)
*/
void formListChangedByUndoRedo(int page, Okular::FormFieldChoice *form, const QList<int> &choices);
/**
* This signal is emitted whenever the active @p text for the given combo @p form on the
* given @p page is changed by an undo or redo action.
* @since 0.17 (KDE 4.11)
*/
void formComboChangedByUndoRedo(int page, Okular::FormFieldChoice *form, const QString &text, int cursorPos, int anchorPos);
/**
* This signal is emitted whenever the state of the specified group of form buttons (@p formButtons) on the
* given @p page is changed by an undo or redo action.
* @since 0.17 (KDE 4.11)
*/
void formButtonsChangedByUndoRedo(int page, const QList<Okular::FormFieldButton *> &formButtons);
/**
* This signal is emitted whenever a FormField was changed programmatically and the
* according widget should be updated.
* @since 1.4
*/
void refreshFormWidget(Okular::FormField *field);
private:
/// @cond PRIVATE
friend class DocumentPrivate;
friend class ::DocumentItem;
friend class EditAnnotationContentsCommand;
friend class EditFormTextCommand;
friend class EditFormListCommand;
friend class EditFormComboCommand;
friend class EditFormButtonsCommand;
/// @endcond
DocumentPrivate *const d;
Q_DISABLE_COPY(Document)
};
/**
* @short A view on the document.
*
* The Viewport structure is the 'current view' over the document. Contained
* data is broadcasted between observers to synchronize their viewports to get
* the 'I scroll one view and others scroll too' views.
*/
class OKULARCORE_EXPORT DocumentViewport
{
public:
/**
* Creates a new viewport for the given page @p number.
*/
explicit DocumentViewport(int number = -1);
/**
* Creates a new viewport from the given @p xmlDesc.
*/
explicit DocumentViewport(const QString &xmlDesc);
/**
* Returns the viewport as xml description.
*/
QString toString() const;
/**
* Returns whether the viewport is valid.
*/
bool isValid() const;
/**
* @internal
*/
bool operator==(const DocumentViewport &other) const;
bool operator<(const DocumentViewport &other) const;
/**
* The number of the page nearest the center of the viewport.
*/
int pageNumber;
/**
* Describes the relative position of the viewport.
*/
enum Position {
Center = 1, ///< Relative to the center of the page.
TopLeft = 2 ///< Relative to the top left corner of the page.
};
/**
* If 'rePos.enabled == true' then this structure contains the
* viewport center or top left depending on the value of pos.
*/
struct {
bool enabled;
double normalizedX;
double normalizedY;
Position pos;
} rePos;
/**
* If 'autoFit.enabled == true' then the page must be autofit in the viewport.
*/
struct {
bool enabled;
bool width;
bool height;
} autoFit;
};
/**
* @short A DOM tree that describes the Table of Contents.
*
* The Synopsis (TOC or Table Of Contents for friends) is represented via
* a dom tree where each node has an internal name (displayed in the TOC)
* and one or more attributes.
*
* In the tree the tag name is the 'screen' name of the entry. A tag can have
* attributes. Here follows the list of tag attributes with meaning:
* - Destination: A string description of the referred viewport
* - DestinationName: A 'named reference' to the viewport that must be converted
* using metaData( "NamedViewport", viewport_name )
* - ExternalFileName: A document to be opened, whose destination is specified
* with Destination or DestinationName
* - Open: a boolean saying whether its TOC branch is open or not (default: false)
* - URL: a URL to be open as destination; if set, no other Destination* or
* ExternalFileName entry is used
*/
class OKULARCORE_EXPORT DocumentSynopsis : public QDomDocument
{
public:
/**
* Creates a new document synopsis object.
*/
DocumentSynopsis();
/**
* Creates a new document synopsis object with the given
* @p document as parent node.
*/
explicit DocumentSynopsis(const QDomDocument &document);
};
/**
* @short An embedded file into the document.
*
* This class represents a sort of interface of an embedded file in a document.
*
* Generators \b must re-implement its members to give the all the information
* about an embedded file, like its name, its description, the date of creation
* and modification, and the real data of the file.
*/
class OKULARCORE_EXPORT EmbeddedFile
{
public:
/**
* Creates a new embedded file.
*/
EmbeddedFile();
/**
* Destroys the embedded file.
*/
virtual ~EmbeddedFile();
EmbeddedFile(const EmbeddedFile &) = delete;
EmbeddedFile &operator=(const EmbeddedFile &) = delete;
/**
* Returns the name of the file
*/
virtual QString name() const = 0;
/**
* Returns the description of the file, or an empty string if not
* available
*/
virtual QString description() const = 0;
/**
* Returns the real data representing the file contents
*/
virtual QByteArray data() const = 0;
/**
* Returns the size (in bytes) of the file, if available, or -1 otherwise.
*
* @note this method should be a fast way to know the size of the file
* with no need to extract all the data from it
*/
virtual int size() const = 0;
/**
* Returns the modification date of the file, or an invalid date
* if not available
*/
virtual QDateTime modificationDate() const = 0;
/**
* Returns the creation date of the file, or an invalid date
* if not available
*/
virtual QDateTime creationDate() const = 0;
};
/**
* @short An area of a specified page
*/
class OKULARCORE_EXPORT VisiblePageRect
{
public:
/**
* Creates a new visible page rectangle.
*
* @param pageNumber The page number where the rectangle is located.
* @param rectangle The rectangle in normalized coordinates.
*/
explicit VisiblePageRect(int pageNumber = -1, const NormalizedRect &rectangle = NormalizedRect());
/**
* The page number where the rectangle is located.
*/
int pageNumber;
/**
* The rectangle in normalized coordinates.
*/
NormalizedRect rect;
};
/**
* @short Data needed to create a new signature
*
* @since 21.04
*/
class OKULARCORE_EXPORT NewSignatureData
{
public:
NewSignatureData();
~NewSignatureData();
NewSignatureData(const NewSignatureData &) = delete;
NewSignatureData &operator=(const NewSignatureData &) = delete;
QString certNickname() const;
void setCertNickname(const QString &certNickname);
QString certSubjectCommonName() const;
void setCertSubjectCommonName(const QString &certSubjectCommonName);
QString password() const;
void setPassword(const QString &password);
int page() const;
void setPage(int page);
NormalizedRect boundingRectangle() const;
void setBoundingRectangle(const NormalizedRect &rect);
/// @since 22.04
QString documentPassword() const;
/// @since 22.04
void setDocumentPassword(const QString &password);
private:
NewSignatureDataPrivate *const d;
};
}
Q_DECLARE_METATYPE(Okular::DocumentInfo::Key)
Q_DECLARE_OPERATORS_FOR_FLAGS(Okular::Document::PixmapRequestFlags)
#endif
/* kate: replace-tabs on; indent-width 4; */
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