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org.eclipse.jface.viewers
Class ColumnViewerToolTipSupport
java.lang.Object
org.eclipse.jface.window.ToolTip
org.eclipse.jface.window.DefaultToolTip
org.eclipse.jface.viewers.ColumnViewerToolTipSupport
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public class ColumnViewerToolTipSupport
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DefaultToolTip
The ColumnViewerTooltipSupport is the class that provides tool tips for
ColumnViewers.
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Since:
- 3.3
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Constructor Summary
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protected
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ColumnViewerToolTipSupport
(
ColumnViewer viewer,
int style,
boolean manualActivation)
Enable ToolTip support for the viewer by creating an instance from this
class. |
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Methods inherited from class org.eclipse.jface.window.
DefaultToolTip
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getBackgroundColor,
getBackgroundImage,
getFont,
getForegroundColor,
getImage,
getStyle,
getText,
setBackgroundColor,
setBackgroundImage,
setFont,
setForegroundColor,
setImage,
setStyle,
setText
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Methods inherited from class org.eclipse.jface.window.
ToolTip
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activate,
deactivate,
getData,
getLocation,
hide,
isHideOnMouseDown,
isRespectDisplayBounds,
isRespectMonitorBounds,
setData,
setHideDelay,
setHideOnMouseDown,
setPopupDelay,
setRespectDisplayBounds,
setRespectMonitorBounds,
setShift,
show
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Methods inherited from class java.lang.
Object
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clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait
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ColumnViewerToolTipSupport
protected ColumnViewerToolTipSupport(
ColumnViewer viewer,
int style,
boolean manualActivation)
- Enable ToolTip support for the viewer by creating an instance from this
class. To get all necessary informations this support class consults the
CellLabelProvider.
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Parameters:
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viewer - the viewer the support is attached to -
style - style passed to control tool tip behavior -
manualActivation - true if the activation is done manually using
ToolTip.show(Point)
enableFor
public static void enableFor(
ColumnViewer viewer)
- Enable ToolTip support for the viewer by creating an instance from this
class. To get all necessary informations this support class consults the
CellLabelProvider.
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Parameters:
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viewer - the viewer the support is attached to
enableFor
public static void enableFor(
ColumnViewer viewer,
int style)
- Enable ToolTip support for the viewer by creating an instance from this
class. To get all necessary informations this support class consults the
CellLabelProvider.
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Parameters:
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viewer - the viewer the support is attached to -
style - style passed to control tool tip behavior -
See Also:
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ToolTip.RECREATE,
ToolTip.NO_RECREATE
getToolTipArea
protected
Object getToolTipArea(
Event event)
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Description copied from class:
ToolTip
- This method is called to check for which area the tooltip is
created/hidden for. In case of
ToolTip.NO_RECREATE this is used to
decide if the tooltip is hidden recreated.
By the default it is the widget the tooltip is created for but could be any object. To decide if
the area changed the
Object.equals(Object)
method is used.
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Overrides:
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getToolTipArea
in class
ToolTip
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Parameters:
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event - the event
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Returns:
- the area responsible for the tooltip creation or
null this could be any object describing the area
(e.g. the
Control onto which the tooltip is bound to, a
part of this area e.g. for
ColumnViewer this could be a
ViewerCell)
createToolTipContentArea
protected
Composite createToolTipContentArea(
Event event,
Composite parent)
- Instead of overwriting this method subclasses should overwrite
createViewerToolTipContentArea(Event, ViewerCell, Composite)
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Overrides:
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createToolTipContentArea
in class
DefaultToolTip
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Parameters:
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event - the event that triggered the activation of the tooltip -
parent - the parent of the content area
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Returns:
- the content area created
createViewerToolTipContentArea
protected
Composite createViewerToolTipContentArea(
Event event,
ViewerCell cell,
Composite parent)
- Creates the content area of the tool tip giving access to the cell the
tip is shown for. Subclasses can overload this method to implement their
own tool tip design.
This method is called from
createToolTipContentArea(Event, Composite) and by default calls
the
DefaultToolTip.createToolTipContentArea(Event, Composite).
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Parameters:
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event - the event that which -
cell - the cell the tool tip is shown for -
parent - the parent of the control to create
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Returns:
- the control to be displayed in the tool tip area
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Since:
- 3.4
shouldCreateToolTip
protected boolean shouldCreateToolTip(
Event event)
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Description copied from class:
ToolTip
- Should the tooltip displayed because of the given event.
Subclasses may overwrite this to get custom behavior
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Overrides:
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shouldCreateToolTip
in class
ToolTip
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Parameters:
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event - the event
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Returns:
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true if tooltip should be displayed
afterHideToolTip
protected void afterHideToolTip(
Event event)
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Description copied from class:
ToolTip
- This method is called after a tooltip is hidden.
Subclasses may override to clean up requested system resources
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Overrides:
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afterHideToolTip
in class
ToolTip
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Parameters:
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event - event triggered the hiding action (may be null
if event wasn't triggered by user actions directly)
Guidelines for using Eclipse APIs.
Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.
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