Kate::TextBlock Class Reference

#include <katetextblock.h>

Public Member Functions
	TextBlock (TextBuffer *buffer, int startLine)
	~TextBlock ()
void	appendLine (const QString &textOfLine)
QSet< TextRange * >	cachedRangesForLine (int line) const
void	clearBlockContent (TextBlock *targetBlock)
void	clearLines ()
bool	containsRange (TextRange *range) const
void	debugPrint (int blockIndex) const
void	deleteBlockContent ()
void	insertCursor (Kate::TextCursor *cursor)
void	insertText (const KTextEditor::Cursor position, const QString &text)
TextLine	line (int line) const
int	lineLength (int line) const
int	lines () const
void	markModifiedLinesAsSaved ()
void	mergeBlock (TextBlock *targetBlock)
QVector< TextRange * >	rangesForLine (int line, KTextEditor::View *view, bool rangesWithAttributeOnly) const
void	removeCursor (Kate::TextCursor *cursor)
void	removeRange (TextRange *range)
void	removeText (KTextEditor::Range range, QString &removedText)
void	setStartLine (int startLine)
TextBlock *	splitBlock (int fromLine)
int	startLine () const
void	text (QString &text) const
void	unwrapLine (int line, TextBlock *previousBlock, int fixStartLinesStartIndex)
void	updateRange (TextRange *range)
void	wrapLine (const KTextEditor::Cursor position, int fixStartLinesStartIndex)

Detailed Description

Class representing a text block.

This is used to build up a Kate::TextBuffer. This class should only be used by TextBuffer/Cursor/Range.

Definition at line 40 of file katetextblock.h.

Constructor & Destructor Documentation

TextBlock()

Kate::TextBlock::TextBlock	(	TextBuffer *	buffer,
		int	startLine
	)

Construct an empty text block.

Parameters

buffer	parent text buffer
startLine	start line of this block

Definition at line 15 of file katetextblock.cpp.

~TextBlock()

Kate::TextBlock::~TextBlock

(

)

Destruct the text block.

Definition at line 23 of file katetextblock.cpp.

Member Function Documentation

appendLine()

void Kate::TextBlock::appendLine

(

const QString &

textOfLine

)

Append a new line with given text.

Parameters

textOfLine

text of the line to append

Definition at line 50 of file katetextblock.cpp.

cachedRangesForLine()

QSet<TextRange *> Kate::TextBlock::cachedRangesForLine ( int  line ) const

inline

Return all ranges in this block which might intersect the given line and only span one line.

For them an internal fast lookup cache is hold.

Parameters

line	line to check intersection

Returns

set of ranges

Definition at line 238 of file katetextblock.h.

clearBlockContent()

void Kate::TextBlock::clearBlockContent

(

TextBlock *

targetBlock

)

Clear the block content, delete all lines, move all cursors not bound to range to given block at 0,0.

This is used by clear() of TextBuffer.

Parameters

targetBlock

empty target block for cursors

Definition at line 602 of file katetextblock.cpp.

clearLines()

void Kate::TextBlock::clearLines

(

)

Clear the lines.

Definition at line 55 of file katetextblock.cpp.

containsRange()

bool Kate::TextBlock::containsRange ( TextRange *  range ) const

inline

Is the given range contained in this block?

Parameters

range

range to check for

Returns

contained in this blocks mapping?

Definition at line 191 of file katetextblock.h.

debugPrint()

void Kate::TextBlock::debugPrint

(

int

blockIndex

)

const

Debug output, print whole block content with line numbers and line length.

Parameters

blockIndex

index of this block in buffer

Definition at line 489 of file katetextblock.cpp.

deleteBlockContent()

void Kate::TextBlock::deleteBlockContent

(

)

Delete the block content, delete all lines and delete all cursors not bound to ranges.

This is used in destructor of TextBuffer, for fast cleanup. Only stuff remaining afterwards are cursors which are part of a range, TextBuffer will delete them itself...

Definition at line 578 of file katetextblock.cpp.

insertCursor()

void Kate::TextBlock::insertCursor ( Kate::TextCursor *  cursor )

inline

Insert cursor into this block.

Parameters

cursor

cursor to insert

Definition at line 205 of file katetextblock.h.

insertText()

void Kate::TextBlock::insertText	(	const KTextEditor::Cursor	position,
		const QString &	text
	)

Insert text at given cursor position.

Parameters

position	position where to insert text
text	text to insert

Definition at line 351 of file katetextblock.cpp.

line()

TextLine Kate::TextBlock::line

(

int

line

)

const

Retrieve a text line.

Parameters

line	wanted line number

Returns

text line

Definition at line 41 of file katetextblock.cpp.

lineLength()

int Kate::TextBlock::lineLength ( int  line ) const

inline

Retrieve length for line.

Parameters

line	wanted line number

Returns

length of line

Definition at line 82 of file katetextblock.h.

lines()

int Kate::TextBlock::lines ( ) const

inline

Number of lines in this block.

Returns

number of lines

Definition at line 103 of file katetextblock.h.

markModifiedLinesAsSaved()

void Kate::TextBlock::markModifiedLinesAsSaved

(

)

Flag all modified text lines as saved on disk.

Definition at line 659 of file katetextblock.cpp.

mergeBlock()

void Kate::TextBlock::mergeBlock

(

TextBlock *

targetBlock

)

Merge this block with given one, the given one must be a direct predecessor.

Parameters

targetBlock

block to merge with

Definition at line 546 of file katetextblock.cpp.

rangesForLine()

QVector< TextRange * > Kate::TextBlock::rangesForLine	(	int	line,
		KTextEditor::View *	view,
		bool	rangesWithAttributeOnly
	)		const

Return all ranges in this block which might intersect the given line.

Parameters

line	line to check intersection
view	only return ranges associated with given view
rangesWithAttributeOnly	ranges with attributes only?

Returns

list of possible candidate ranges

Definition at line 626 of file katetextblock.cpp.

removeCursor()

void Kate::TextBlock::removeCursor ( Kate::TextCursor *  cursor )

inline

Remove cursor from this block.

Parameters

cursor

cursor to remove

Definition at line 214 of file katetextblock.h.

removeRange()

void Kate::TextBlock::removeRange

(

TextRange *

range

)

Remove a range from this block.

Parameters

range

range to remove

Definition at line 718 of file katetextblock.cpp.

removeText()

void Kate::TextBlock::removeText	(	KTextEditor::Range	range,
		QString &	removedText
	)

Remove text at given range.

Parameters

range	range of text to remove, must be on one line only.
removedText	will be filled with removed text

Definition at line 420 of file katetextblock.cpp.

setStartLine()

void Kate::TextBlock::setStartLine

(

int

startLine

)

Set start line of this block.

Parameters

startLine

new start line of this block

Definition at line 32 of file katetextblock.cpp.

splitBlock()

TextBlock * Kate::TextBlock::splitBlock

(

int

fromLine

)

Split given block.

A new block will be created and all lines starting from the given index will be moved to it, together with the cursors belonging to it.

Parameters

fromLine

line from which to split

Returns

new block containing the lines + cursors removed from this one

Definition at line 497 of file katetextblock.cpp.

startLine()

int Kate::TextBlock::startLine ( ) const

inline

Start line of this block.

Returns

start line of this block

Definition at line 59 of file katetextblock.h.

text()

void Kate::TextBlock::text

(

QString &

text

)

const

Retrieve text of block.

Parameters

text	for this block, lines separated by ' '

Definition at line 60 of file katetextblock.cpp.

unwrapLine()

void Kate::TextBlock::unwrapLine	(	int	line,
		TextBlock *	previousBlock,
		int	fixStartLinesStartIndex
	)

Unwrap given line.

Parameters

line	line to unwrap
previousBlock	previous block, if any, if we unwrap first line in block, we need to have this
fixStartLinesStartIndex	start index to fix start lines, normally this is this block or the previous one

Definition at line 180 of file katetextblock.cpp.

updateRange()

void Kate::TextBlock::updateRange

(

TextRange *

range

)

Update a range from this block.

Will move the range to right set, either cached for one-line ranges or not.

Parameters

range

range to update

Definition at line 669 of file katetextblock.cpp.

wrapLine()

void Kate::TextBlock::wrapLine	(	const KTextEditor::Cursor	position,
		int	fixStartLinesStartIndex
	)

Wrap line at given cursor position.

Parameters

position	line/column as cursor where to wrap
fixStartLinesStartIndex	start index to fix start lines, normally this is this block

Definition at line 73 of file katetextblock.cpp.

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The documentation for this class was generated from the following files:

• katetextblock.h
• katetextblock.cpp