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org.eclipse.jface.preference
Class IntegerFieldEditor
java.lang.Object
org.eclipse.jface.preference.FieldEditor
org.eclipse.jface.preference.StringFieldEditor
org.eclipse.jface.preference.IntegerFieldEditor
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public class IntegerFieldEditor
- extends
StringFieldEditor
A field editor for an integer type preference.
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Method Summary
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protected boolean
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checkState
()
Checks whether the text input field contains a valid value or not. |
protected void
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doLoad
()
Initializes this field editor with the preference value from
the preference store. |
protected void
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doLoadDefault
()
Initializes this field editor with the default preference value from
the preference store. |
protected void
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doStore
()
Stores the preference value from this field editor into
the preference store. |
int
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getIntValue
()
Returns this field editor's current value as an integer. |
void
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setValidRange
(int min,
int max)
Sets the range of valid values for this field. |
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Methods inherited from class org.eclipse.jface.preference.
StringFieldEditor
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adjustForNumColumns,
doCheckState,
doFillIntoGrid,
getErrorMessage,
getNumberOfControls,
getStringValue,
getTextControl,
getTextControl,
isEmptyStringAllowed,
isValid,
refreshValidState,
setEmptyStringAllowed,
setEnabled,
setErrorMessage,
setFocus,
setStringValue,
setTextLimit,
setValidateStrategy,
showErrorMessage,
valueChanged
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Methods inherited from class org.eclipse.jface.preference.
FieldEditor
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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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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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IntegerFieldEditor
protected IntegerFieldEditor()
- Creates a new integer field editor
IntegerFieldEditor
public IntegerFieldEditor(
String name,
String labelText,
Composite parent)
- Creates an integer field editor.
-
Parameters:
-
name - the name of the preference this field editor works on -
labelText - the label text of the field editor -
parent - the parent of the field editor's control
IntegerFieldEditor
public IntegerFieldEditor(
String name,
String labelText,
Composite parent,
int textLimit)
- Creates an integer field editor.
-
Parameters:
-
name - the name of the preference this field editor works on -
labelText - the label text of the field editor -
parent - the parent of the field editor's control -
textLimit - the maximum number of characters in the text.
setValidRange
public void setValidRange(int min,
int max)
- Sets the range of valid values for this field.
-
-
Parameters:
-
min - the minimum allowed value (inclusive) -
max - the maximum allowed value (inclusive)
checkState
protected boolean checkState()
-
Description copied from class:
StringFieldEditor
- Checks whether the text input field contains a valid value or not.
-
-
Overrides:
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checkState
in class
StringFieldEditor
-
-
Returns:
-
true if the field value is valid,
and false if invalid
doLoad
protected void doLoad()
-
Description copied from class:
FieldEditor
- Initializes this field editor with the preference value from
the preference store.
Subclasses must implement this method to properly initialize
the field editor.
-
-
Overrides:
-
doLoad
in class
StringFieldEditor
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doLoadDefault
protected void doLoadDefault()
-
Description copied from class:
FieldEditor
- Initializes this field editor with the default preference value from
the preference store.
Subclasses must implement this method to properly initialize
the field editor.
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-
Overrides:
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doLoadDefault
in class
StringFieldEditor
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doStore
protected void doStore()
-
Description copied from class:
FieldEditor
- Stores the preference value from this field editor into
the preference store.
Subclasses must implement this method to save the entered value
into the preference store.
-
-
Overrides:
-
doStore
in class
StringFieldEditor
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getIntValue
public int getIntValue()
throws
NumberFormatException
- Returns this field editor's current value as an integer.
-
-
Returns:
- the value
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Throws:
-
NumberFormatException
- if the String does not
contain a parsable integer
Guidelines for using Eclipse APIs.
Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.
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