Package org.eclipse.jface.preference
Class DirectoryFieldEditor
- java.lang.Object
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- org.eclipse.jface.preference.FieldEditor
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- org.eclipse.jface.preference.StringFieldEditor
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- org.eclipse.jface.preference.StringButtonFieldEditor
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- org.eclipse.jface.preference.DirectoryFieldEditor
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public class DirectoryFieldEditor extends StringButtonFieldEditor
A field editor for a directory path type preference. A standard directory dialog appears when the user presses the change button.
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Field Summary
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Fields inherited from class org.eclipse.jface.preference.StringFieldEditor
oldValue, UNLIMITED, VALIDATE_ON_FOCUS_LOST, VALIDATE_ON_KEY_STROKE
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Fields inherited from class org.eclipse.jface.preference.FieldEditor
HORIZONTAL_GAP, IS_VALID, VALUE
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Constructor Summary
Constructors Modifier Constructor Description protectedDirectoryFieldEditor()Creates a new directory field editorDirectoryFieldEditor(String name, String labelText, Composite parent)Creates a directory field editor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected StringchangePressed()Notifies that this field editor's change button has been pressed.protected booleandoCheckState()Hook for subclasses to do specific state checks.voidsetFilterPath(File path)Sets the initial path for the Browse dialog.-
Methods inherited from class org.eclipse.jface.preference.StringButtonFieldEditor
adjustForNumColumns, doFillIntoGrid, getChangeControl, getNumberOfControls, getShell, setChangeButtonText, setEnabled
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Methods inherited from class org.eclipse.jface.preference.StringFieldEditor
checkState, createTextWidget, doLoad, doLoadDefault, doStore, getErrorMessage, getStringValue, getTextControl, getTextControl, isEmptyStringAllowed, isValid, refreshValidState, setEmptyStringAllowed, setErrorMessage, setFocus, setStringValue, setTextLimit, setValidateStrategy, showErrorMessage, valueChanged
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Methods inherited from class org.eclipse.jface.preference.FieldEditor
applyFont, checkParent, clearErrorMessage, clearMessage, convertHorizontalDLUsToPixels, convertVerticalDLUsToPixels, createControl, dispose, fillIntoGrid, fireStateChanged, fireValueChanged, getFieldEditorFontName, getLabelControl, getLabelControl, getLabelText, getPage, getPreferenceName, getPreferencePage, getPreferenceStore, init, load, loadDefault, presentsDefaultValue, setButtonLayoutData, setLabelText, setPage, setPreferenceName, setPreferencePage, setPreferenceStore, setPresentsDefaultValue, setPropertyChangeListener, showErrorMessage, showMessage, store
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Constructor Detail
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DirectoryFieldEditor
protected DirectoryFieldEditor()
Creates a new directory field editor
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DirectoryFieldEditor
public DirectoryFieldEditor(String name, String labelText, Composite parent)
Creates a directory field editor.- Parameters:
name- the name of the preference this field editor works onlabelText- the label text of the field editorparent- the parent of the field editor's control
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Method Detail
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changePressed
protected String changePressed()
Description copied from class:StringButtonFieldEditorNotifies that this field editor's change button has been pressed.Subclasses must implement this method to provide a corresponding new string for the text field. If the returned value is
null, the currently displayed value remains.- Specified by:
changePressedin classStringButtonFieldEditor- Returns:
- the new string to display, or
nullto leave the old string showing
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doCheckState
protected boolean doCheckState()
Description copied from class:StringFieldEditorHook for subclasses to do specific state checks.The default implementation of this framework method does nothing and returns
true. Subclasses should override this method to specific state checks.- Overrides:
doCheckStatein classStringFieldEditor- Returns:
trueif the field value is valid, andfalseif invalid
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setFilterPath
public void setFilterPath(File path)
Sets the initial path for the Browse dialog.- Parameters:
path- initial path for the Browse dialog- Since:
- 3.6
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