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java.lang.Objectorg.eclipse.jface.text.source.VerticalRuler
A vertical ruler which is connected to a text viewer. Single column standard
implementation of IVerticalRuler
.
The same can be achieved by using CompositeRuler
configured
with an AnnotationRulerColumn
. Clients may use this class as
is.
ITextViewer
Constructor Summary | |
VerticalRuler(int width)
Constructs a vertical ruler with the given width. |
|
VerticalRuler(int width,
IAnnotationAccess annotationAcccess)
Constructs a vertical ruler with the given width and the given annotation access. |
Method Summary | |
void |
addMouseListener(MouseListener listener)
Deprecated. will be removed |
Control |
createControl(Composite parent,
ITextViewer textViewer)
Creates the ruler's SWT control. |
protected void |
doPaint(GC gc)
Draws the vertical ruler w/o drawing the Canvas background. |
protected void |
doPaint1(GC gc)
Draws the vertical ruler w/o drawing the Canvas background. |
Control |
getControl()
Returns the ruler's SWT control. |
int |
getLineOfLastMouseButtonActivity()
Returns the line number of the last mouse button activity. |
IAnnotationModel |
getModel()
Returns the current annotation model of this ruler or null
if the ruler has no model. |
int |
getWidth()
Returns the width of this ruler's control. |
void |
removeMouseListener(MouseListener listener)
Deprecated. will be removed |
void |
setFont(Font font)
Sets the font of this vertical ruler. |
void |
setLocationOfLastMouseButtonActivity(int x,
int y)
Sets the location of the last mouse button activity. |
void |
setModel(IAnnotationModel model)
Associates an annotation model with this ruler. |
int |
toDocumentLineNumber(int y_coordinate)
Translates a y-coordinate of the ruler's SWT control into the according line number of the document of the connected text viewer. |
void |
update()
Thread-safe implementation. |
protected static int |
widgetLine2ModelLine(ITextViewer viewer,
int widgetLine)
Returns the line of the viewer's document that corresponds to the given widget line. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public VerticalRuler(int width)
width
- the width of the vertical rulerpublic VerticalRuler(int width, IAnnotationAccess annotationAcccess)
width
- the width of the vertical rulerannotationAcccess
- the annotation accessMethod Detail |
public Control getControl()
IVerticalRulerInfo
getControl
in interface IVerticalRulerInfo
public Control createControl(Composite parent, ITextViewer textViewer)
IVerticalRuler
createControl
in interface IVerticalRuler
parent
- the parent control of the ruler's controltextViewer
- the text viewer to which this ruler belongs
protected void doPaint(GC gc)
gc
- the GC to draw intoprotected void doPaint1(GC gc)
ITextViewerExtension5
for its implementation. Will replace
doPaint(GC)
.
gc
- the GC to draw intopublic void update()
update
in interface IVerticalRuler
public void setModel(IAnnotationModel model)
IVerticalRuler
null
is acceptable and clears the ruler.
setModel
in interface IVerticalRuler
model
- the new annotation model, may be null
public IAnnotationModel getModel()
IVerticalRuler
null
if the ruler has no model.
getModel
in interface IVerticalRuler
null
if there is no modelpublic int getWidth()
IVerticalRulerInfo
getWidth
in interface IVerticalRulerInfo
public int getLineOfLastMouseButtonActivity()
IVerticalRulerInfo
0
.
getLineOfLastMouseButtonActivity
in interface IVerticalRulerInfo
public int toDocumentLineNumber(int y_coordinate)
IVerticalRulerInfo
toDocumentLineNumber
in interface IVerticalRulerInfo
y_coordinate
- a y-coordinate of the ruler's SWT control
-1
if that
coordinate does not correspond to a valid document lineprotected static final int widgetLine2ModelLine(ITextViewer viewer, int widgetLine)
viewer
- the viewerwidgetLine
- the widget line
public void setFont(Font font)
IVerticalRulerExtension
setFont
in interface IVerticalRulerExtension
font
- the new font of the vertical rulerpublic void setLocationOfLastMouseButtonActivity(int x, int y)
IVerticalRulerExtension
setLocationOfLastMouseButtonActivity
in interface IVerticalRulerExtension
x
- the x-coordinatey
- the y-coordinatepublic void addMouseListener(MouseListener listener)
listener
- the listener to be addedpublic void removeMouseListener(MouseListener listener)
listener
- the listener to be removed
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Guidelines for using Eclipse APIs.
Copyright (c) IBM Corp. and others 2000, 2004. All rights reserved.