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KTextEditor

  • KTextEditor
  • AnnotationModel
Public Types | Signals | Public Member Functions | List of all members
KTextEditor::AnnotationModel Class Referenceabstract

#include <annotationinterface.h>

Inheritance diagram for KTextEditor::AnnotationModel:
Inheritance graph
[legend]

Public Types

enum  { GroupIdentifierRole = Qt::UserRole }
 

Signals

void lineChanged (int line)
 
void reset ()
 

Public Member Functions

virtual ~AnnotationModel ()
 
virtual QVariant data (int line, Qt::ItemDataRole role) const =0
 
- Public Member Functions inherited from QObject
 QObject (QObject *parent)
 
 QObject (QObject *parent, const char *name)
 
virtual  ~QObject ()
 
bool blockSignals (bool block)
 
QObject * child (const char *objName, const char *inheritsClass, bool recursiveSearch) const
 
const QObjectList & children () const
 
const char * className () const
 
bool connect (const QObject *sender, const char *signal, const char *method, Qt::ConnectionType type) const
 
void deleteLater ()
 
void destroyed (QObject *obj)
 
bool disconnect (const QObject *receiver, const char *method)
 
bool disconnect (const char *signal, const QObject *receiver, const char *method)
 
void dumpObjectInfo ()
 
void dumpObjectTree ()
 
QList< QByteArray > dynamicPropertyNames () const
 
virtual bool event (QEvent *e)
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 
T findChild (const QString &name) const
 
QList< T > findChildren (const QRegExp &regExp) const
 
QList< T > findChildren (const QString &name) const
 
bool inherits (const char *className) const
 
void insertChild (QObject *object)
 
void installEventFilter (QObject *filterObj)
 
bool isA (const char *className) const
 
bool isWidgetType () const
 
void killTimer (int id)
 
virtual const QMetaObject * metaObject () const
 
void moveToThread (QThread *targetThread)
 
const char * name () const
 
const char * name (const char *defaultName) const
 
QString objectName () const
 
QObject * parent () const
 
QVariant property (const char *name) const
 
void removeChild (QObject *object)
 
void removeEventFilter (QObject *obj)
 
void setName (const char *name)
 
void setObjectName (const QString &name)
 
void setParent (QObject *parent)
 
bool setProperty (const char *name, const QVariant &value)
 
bool signalsBlocked () const
 
int startTimer (int interval)
 
QThread * thread () const
 

Additional Inherited Members

- Static Public Member Functions inherited from QObject
bool connect (const QObject *sender, const char *signal, const QObject *receiver, const char *method, Qt::ConnectionType type)
 
bool connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type)
 
bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *method)
 
bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method)
 
QString tr (const char *sourceText, const char *disambiguation, int n)
 
QString trUtf8 (const char *sourceText, const char *disambiguation, int n)
 
- Protected Member Functions inherited from QObject
bool checkConnectArgs (const char *signal, const QObject *object, const char *method)
 
virtual void childEvent (QChildEvent *event)
 
virtual void connectNotify (const char *signal)
 
virtual void customEvent (QEvent *event)
 
virtual void disconnectNotify (const char *signal)
 
int receivers (const char *signal) const
 
QObject * sender () const
 
int senderSignalIndex () const
 
virtual void timerEvent (QTimerEvent *event)
 
- Static Protected Member Functions inherited from QObject
QByteArray normalizeSignalSlot (const char *signalSlot)
 
- Properties inherited from QObject
 objectName
 

Detailed Description

An model for providing line annotation information.

Introduction

AnnotationModel is a model-like interface that can be implemented to provide annotation information for each line in a document. It provides means to retrieve several kinds of data for a given line in the document.

Implementing a AnnotationModel

The public interface of this class is loosely based on the QAbstractItemModel interfaces. It only has a single method to override which is the data() method to provide the actual data for a line and role combination.

Since
4.1
See also
KTextEditor::AnnotationInterface, KTextEditor::AnnotationViewInterface

Definition at line 53 of file annotationinterface.h.

Member Enumeration Documentation

anonymous enum
Enumerator
GroupIdentifierRole 

Definition at line 60 of file annotationinterface.h.

Constructor & Destructor Documentation

virtual KTextEditor::AnnotationModel::~AnnotationModel ( )
inlinevirtual

Definition at line 58 of file annotationinterface.h.

Member Function Documentation

virtual QVariant KTextEditor::AnnotationModel::data ( int  line,
Qt::ItemDataRole  role 
) const
pure virtual

data() is used to retrieve the information needed to present the annotation information from the annotation model.

The provider should return useful information for the line and the data role.

The following roles are supported:

  • Qt::DisplayRole - a short display text to be placed in the border
  • Qt::TooltipRole - a tooltip information, longer text possible
  • Qt::BackgroundRole - a brush to be used to paint the background on the border
  • Qt::ForegroundRole - a brush to be used to paint the text on the border
  • AnnotationModel::GroupIdentifierRole - a string which identifies a group of items which will be highlighted on mouseover; return the same string for all items in a group (KDevelop uses a VCS revision number, for example)
Parameters
linethe line for which the data is to be retrieved
rolethe role to identify which kind of annotation is to be retrieved
Returns
a QVariant that contains the data for the given role.
void KTextEditor::AnnotationModel::lineChanged ( int  line)
signal

The model should emit the signal lineChanged() when a line has to be updated.

Note
Kate Part implementation details: lineChanged() repaints the whole annotation border automatically.
void KTextEditor::AnnotationModel::reset ( )
signal

The model should emit the signal reset() when the text of almost all lines changes.

In most cases it is enough to call lineChanged().

Note
Kate Part implementation details: Whenever reset() is emitted Kate Part iterates over all lines of the document. Kate Part searches for the longest text to determine the annotation border's width.
See also
lineChanged()

The documentation for this class was generated from the following file:
  • annotationinterface.h
This file is part of the KDE documentation.
Documentation copyright © 1996-2020 The KDE developers.
Generated on Sat May 9 2020 03:56:48 by doxygen 1.8.7 written by Dimitri van Heesch, © 1997-2006

KDE's Doxygen guidelines are available online.

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