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Eclipse Platform
Release 3.0

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org.eclipse.jface.contentassist
Class ComboContentAssistSubjectAdapter

java.lang.Object
  org.eclipse.jface.contentassist.AbstractControlContentAssistSubjectAdapter
      org.eclipse.jface.contentassist.ComboContentAssistSubjectAdapter

All Implemented Interfaces:

IContentAssistSubjectControl

public class ComboContentAssistSubjectAdapter

extends AbstractControlContentAssistSubjectAdapter

Adapts a Combo to a IContentAssistSubjectControl.

Known issues:

• https://bugs.eclipse.org/bugs/show_bug.cgi?id=50121 = > Combo doesn't get Arrow_up/Down keys on GTK
• https://bugs.eclipse.org/bugs/show_bug.cgi?id=50123 = > Combo broken on MacOS X

Since:

3.0

Field Summary

Fields inherited from class org.eclipse.jface.contentassist.AbstractControlContentAssistSubjectAdapter

DEBUG

Constructor Summary

ComboContentAssistSubjectAdapter(Combo combo)
Creates a content assist subject control adapter for the given combo.

Method Summary

boolean	addSelectionListener(SelectionListener selectionListener) If supported, adds a selection listener.
int	getCaretOffset() Returns the caret position relative to the start of the text in widget coordinates.
Control	getControl() Returns the control of this content assist subject control.
IDocument	getDocument() Returns this content assist subject control's document.
int	getLineHeight() Returns the line height.
Point	getLocationAtOffset(int offset) Returns the x, y location of the upper left corner of the character bounding box at the specified offset in the text.
Point	getSelectedRange() Returns the selected range.
Point	getWidgetSelectionRange() Returns the selected range in the subject's widget.
void	removeSelectionListener(SelectionListener selectionListener) Removes the specified selection listener.
void	revealRange(int i, int j) Reveals the given region.
void	setSelectedRange(int i, int j) Sets the selected range.

Methods inherited from class org.eclipse.jface.contentassist.AbstractControlContentAssistSubjectAdapter

addKeyListener, appendVerifyKeyListener, getLineDelimiter, prependVerifyKeyListener, removeKeyListener, removeVerifyKeyListener, setContentAssistCueProvider, setEventConsumer, supportsVerifyKeyListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ComboContentAssistSubjectAdapter

public ComboContentAssistSubjectAdapter(Combo combo)

Creates a content assist subject control adapter for the given combo.

Parameters:

combo - the combo to adapt

Method Detail

getControl

public Control getControl()

Description copied from interface: IContentAssistSubjectControl

Returns the control of this content assist subject control.

Specified by:

getControl in interface IContentAssistSubjectControl

Specified by:

getControl in class AbstractControlContentAssistSubjectAdapter

getLineHeight

public int getLineHeight()

Description copied from interface: IContentAssistSubjectControl

Returns the line height.

Returns:

line height in pixel

getCaretOffset

public int getCaretOffset()

Description copied from interface: IContentAssistSubjectControl

Returns the caret position relative to the start of the text in widget coordinates.

Returns:

the caret position relative to the start of the text in widget coordinates

getLocationAtOffset

public Point getLocationAtOffset(int offset)

Description copied from interface: IContentAssistSubjectControl

Returns the x, y location of the upper left corner of the character bounding box at the specified offset in the text. The point is relative to the upper left corner of the widget client area.

Parameters:

offset - widget offset relative to the start of the content 0 <= offset <= getCharCount()

Returns:

x, y location of the upper left corner of the character bounding box at the specified offset in the text

getWidgetSelectionRange

public Point getWidgetSelectionRange()

Description copied from interface: IContentAssistSubjectControl

Returns the selected range in the subject's widget.

Returns:

start and length of the selection, x is the offset of the

getSelectedRange

public Point getSelectedRange()

Description copied from interface: IContentAssistSubjectControl

Returns the selected range.

Returns:

start and length of the selection, x is the offset and y the length based on the subject's model (e.g. document)

getDocument

public IDocument getDocument()

Description copied from interface: IContentAssistSubjectControl

Returns this content assist subject control's document.

Returns:

the viewer's input document

setSelectedRange

public void setSelectedRange(int i,
                             int j)

Description copied from interface: IContentAssistSubjectControl

Sets the selected range. Offset and length based on the subject's model (e.g. document).

Parameters:

i - the offset of the selection based on the subject's model e.g. document

j - the length of the selection based on the subject's model e.g. document

revealRange

public void revealRange(int i,
                        int j)

Description copied from interface: IContentAssistSubjectControl

Reveals the given region. Offset and length based on the subject's model (e.g. document).

Parameters:

i - the offset of the selection based on the subject's model e.g. document

j - the length of the selection based on the subject's model e.g. document

addSelectionListener

public boolean addSelectionListener(SelectionListener selectionListener)

Description copied from interface: IContentAssistSubjectControl

If supported, adds a selection listener. A Selection event is sent by the widget when the selection has changed.

Parameters:

selectionListener - the listener

Returns:

true if adding a selection listener is supported

• SWT.ERROR_WIDGET_DISPOSED - if the receiver has been disposed
• SWT.ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver

removeSelectionListener

public void removeSelectionListener(SelectionListener selectionListener)

Description copied from interface: IContentAssistSubjectControl

Removes the specified selection listener.

Parameters:

selectionListener - the listener