public class WhitespaceCharacterPainter extends Object implements IPainter, PaintListener
CONFIGURATION, INTERNAL, KEY_STROKE, MOUSE_BUTTON, SELECTION, TEXT_CHANGE
Constructor and Description |
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WhitespaceCharacterPainter(ITextViewer textViewer)
Creates a new painter for the given text viewer.
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WhitespaceCharacterPainter(ITextViewer viewer,
boolean showLeadingSpaces,
boolean showEnclosedSpaces,
boolean showTrailingSpaces,
boolean showLeadingIdeographicSpaces,
boolean showEnclosedIdeographicSpaces,
boolean showTrailingIdeographicSpace,
boolean showLeadingTabs,
boolean showEnclosedTabs,
boolean showTrailingTabs,
boolean showCarriageReturn,
boolean showLineFeed,
int alpha)
Creates a new painter for the given text viewer and the painter options.
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Modifier and Type | Method and Description |
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void |
deactivate(boolean redraw)
Deactivates this painter.
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void |
dispose()
Disposes this painter.
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void |
paint(int reason)
Requests this painter to repaint because of the given reason.
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void |
paintControl(PaintEvent event)
Sent when a paint event occurs for the control.
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void |
setPositionManager(IPaintPositionManager manager)
Sets the paint position manager that can be used by this painter or removes any previously
set paint position manager.
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public WhitespaceCharacterPainter(ITextViewer textViewer)
textViewer
- the text viewer the painter should be attached topublic WhitespaceCharacterPainter(ITextViewer viewer, boolean showLeadingSpaces, boolean showEnclosedSpaces, boolean showTrailingSpaces, boolean showLeadingIdeographicSpaces, boolean showEnclosedIdeographicSpaces, boolean showTrailingIdeographicSpace, boolean showLeadingTabs, boolean showEnclosedTabs, boolean showTrailingTabs, boolean showCarriageReturn, boolean showLineFeed, int alpha)
viewer
- the text viewer the painter should be attached toshowLeadingSpaces
- if true
, show leading SpacesshowEnclosedSpaces
- if true
, show enclosed SpacesshowTrailingSpaces
- if true
, show trailing SpacesshowLeadingIdeographicSpaces
- if true
, show leading Ideographic SpacesshowEnclosedIdeographicSpaces
- if true
, show enclosed Ideographic SpacesshowTrailingIdeographicSpace
- if true
, show trailing Ideographic SpacesshowLeadingTabs
- if true
, show leading TabsshowEnclosedTabs
- if true
, show enclosed TabsshowTrailingTabs
- if true
, show trailing TabsshowCarriageReturn
- if true
, show Carriage ReturnsshowLineFeed
- if true
, show Line Feedsalpha
- the alpha valuepublic void dispose()
IPainter
dispose
in interface IPainter
IPainter.deactivate(boolean)
public void paint(int reason)
IPainter
public void deactivate(boolean redraw)
IPainter
redraw
indicates whether the painter
should remove any decoration it previously applied. A deactivated painter
can be reactivated by calling paint
.deactivate
in interface IPainter
redraw
- true
if any previously applied decoration
should be removedIPainter.paint(int)
public void setPositionManager(IPaintPositionManager manager)
IPainter
setPositionManager
in interface IPainter
manager
- the paint position manager or null
public void paintControl(PaintEvent event)
PaintListener
paintControl
in interface PaintListener
event
- an event containing information about the paint
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