com.ibm.lpex.alef.preferences
Class ViewParserPreferencePage

java.lang.Object
  FieldEditorPreferencePage
      com.ibm.lpex.alef.preferences.LpexFieldEditorPreferencePage
          com.ibm.lpex.alef.preferences.ViewParserPreferencePage

public class ViewParserPreferencePage
extends LpexFieldEditorPreferencePage

Parser preference page for an LPEX view. It handles the parser, updateProfile.noParser, and parseAfterEveryKey settings for the view, and the maintainBidiMark setting for the view's document.

Field Summary

protected com.ibm.lpex.alef.preferences.LpexBooleanFieldEditor	_disableParsingCheckBox The "Disable parsing" checkbox.
protected com.ibm.lpex.alef.preferences.LpexBooleanFieldEditor	_maintainBidiMarksCheckBox The "Maintain bidi marks" checkbox.
protected com.ibm.lpex.alef.preferences.LpexBooleanFieldEditor	_parseAfterEveryKeyCheckBox The "Parse after every key" checkbox.
protected com.ibm.lpex.alef.preferences.LpexListEditor	_parserList The list editor for document parsers selectable for the view.

Constructor Summary

ViewParserPreferencePage(LpexView lpexView)
Constructor.

Method Summary

protected Control	createContents(Composite parent) Creates and returns the SWT control for the customized body of this preference page.
protected void	createFieldEditors() Creates this preference page's field editors.
void	dispose() Disposes the SWT resources allocated by this dialog page.
protected String	getDefaultParser(LpexView lpexView) Determines the default parser for the specified view's document.
protected String[]	getParserList(LpexView lpexView) Returns the parsers for the "Document parser" list field of this page.
protected void	performDefaults() "Restore Defaults" button pressed.
boolean	performOk() "OK" / "Apply" button pressed.
protected void	performReset() "Reset" button pressed.
void	setVisible(boolean visible) Sets the visibility of this preference page.

Methods inherited from class com.ibm.lpex.alef.preferences.LpexFieldEditorPreferencePage

contributeButtons, fieldEditorsCreated, init

Methods inherited from class java.lang.Object

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

Field Detail

_parserList

protected com.ibm.lpex.alef.preferences.LpexListEditor _parserList

The list editor for document parsers selectable for the view.

_disableParsingCheckBox

protected com.ibm.lpex.alef.preferences.LpexBooleanFieldEditor _disableParsingCheckBox

The "Disable parsing" checkbox.

_parseAfterEveryKeyCheckBox

protected com.ibm.lpex.alef.preferences.LpexBooleanFieldEditor _parseAfterEveryKeyCheckBox

The "Parse after every key" checkbox.

_maintainBidiMarksCheckBox

protected com.ibm.lpex.alef.preferences.LpexBooleanFieldEditor _maintainBidiMarksCheckBox

The "Maintain bidi marks" checkbox.

Constructor Detail

ViewParserPreferencePage

public ViewParserPreferencePage(LpexView lpexView)

Constructor.

Method Detail

createContents

protected Control createContents(Composite parent)

Creates and returns the SWT control for the customized body of this preference page. Overridden in order to set the context help for the page.

createFieldEditors

protected void createFieldEditors()

Creates this preference page's field editors. Called by FieldEditorPreferencePage#createContents().

Method fieldEditorsCreated() will be called after the fields of this preference page are created and set to their initial value. A subclass may then disable any of them:

   _parserList.setEnabled(false);
   _disableParsingCheckBox.setEnabled(false);
   _parseAfterEveryKeyCheckBox.setEnabled(false);
   _maintainBidiMarksCheckBox.setEnabled(false);

getParserList

protected String[] getParserList(LpexView lpexView)

Returns the parsers for the "Document parser" list field of this page. Called by createFieldEditors().

The default implementation of this method returns the parsers specified by the globally-scoped updateProfile.parsers parameter.

Parameters:

lpexView - the document view currently associated with this preference page

setVisible

public void setVisible(boolean visible)

Sets the visibility of this preference page. Extended in order to update the page with the settings of the active view of an LpexMultiWindow each time this page is made visible.

dispose

public void dispose()

Disposes the SWT resources allocated by this dialog page. Extended in order to clear the last used document parser when this page is disposed.

performOk

public boolean performOk()

"OK" / "Apply" button pressed. Commits any new updated values by running the updateProfile command in the view, and ensures the change is reflected correctly on its screen.

performDefaults

protected void performDefaults()

"Restore Defaults" button pressed. Sets the page fields to the default parser / editor settings.

performReset

protected void performReset()

"Reset" button pressed. Restores the initial preference page settings.

Overrides:

performReset in class LpexFieldEditorPreferencePage

See Also:

LpexFieldEditorPreferencePage.contributeButtons(Composite)

getDefaultParser

protected String getDefaultParser(LpexView lpexView)

Determines the default parser for the specified view's document. Called by performDefaults().