de.must.wuic

Class DataSmallImageChooser

java.lang.Object

de.must.wuic.SmallImageChooser

de.must.wuic.DataSmallImageChooser

All Implemented Interfaces:

BinaryComponent, Exemptible, ModifiedInformer, DataComponent

public class DataSmallImageChooser
extends SmallImageChooser
implements DataComponent, BinaryComponent

Field Summary

Fields inherited from class de.must.wuic.SmallImageChooser

dialog, fileChooseButton

Constructor Summary

Constructors

Constructor and Description
DataSmallImageChooser(FrontendResources frontendResources, DataObject assignedDataObject, java.lang.String columnNameForBinaryData, int width, int height)

Method Summary

Modifier and Type	Method and Description
void	addComponentModificationListener(ComponentModificationListener l) Adds a component modification listener to this component.
void	free() Releases external resources.
DataObject	getAssignedDataObject()
boolean	isContentValid() Indicates whether the component's value is valid.
boolean	isFilled() Indicates whether the component has a value.
boolean	isRequirementUnfulfilled() Indicates whether the component's value is mandatory but not filled.
boolean	isToSave() Indicates whether the component's value differs from its value at load time.
void	loadValue() Loads the component's database stored value.
void	removeComponentModificationListener(ComponentModificationListener l) Removes a component modification listener to this component.
boolean	requestFocusInWindow() Set focus on the receiving component if isRequestFocusEnabled returns true.
void	saveValue() Stores the component's value.
void	selectAll() Selects all input of the component, if it is supported - e.g. in JTextField.
void	setEditable(boolean editable) Sets the flag that determines whether or not this component is editable.
void	setRequired(boolean required) Determines whether input is required (mandatory).

Methods inherited from class de.must.wuic.SmallImageChooser

addTo, addTo, getBytes, getInputStream, isModified, set, set, setImageBytes, setToolTipText

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.must.wuic.DataComponent

setToolTipText

Methods inherited from interface de.must.middle.ModifiedInformer

isModified

Constructor Detail

DataSmallImageChooser

public DataSmallImageChooser(FrontendResources frontendResources,
                             DataObject assignedDataObject,
                             java.lang.String columnNameForBinaryData,
                             int width,
                             int height)

Method Detail

getAssignedDataObject

public DataObject getAssignedDataObject()

Specified by:

getAssignedDataObject in interface DataComponent

Returns:

the assigned data object

setRequired

public void setRequired(boolean required)

Description copied from interface: DataComponent

Determines whether input is required (mandatory).

Specified by:

setRequired in interface DataComponent

Parameters:

required - if true, input is mandatory; otherwise, input is not mandatory

loadValue

public void loadValue()

Description copied from interface: DataComponent

Loads the component's database stored value.

Specified by:

loadValue in interface DataComponent

isFilled

public boolean isFilled()

Description copied from interface: DataComponent

Indicates whether the component has a value.

Specified by:

isFilled in interface DataComponent

Returns:

true if the component has a value

isToSave

public boolean isToSave()

Description copied from interface: DataComponent

Indicates whether the component's value differs from its value at load time.

Specified by:

isToSave in interface DataComponent

Returns:

true if the component's value differs from its value at load time

isContentValid

public boolean isContentValid()

Description copied from interface: DataComponent

Indicates whether the component's value is valid.

Specified by:

isContentValid in interface DataComponent

Returns:

true if the component's value is valid

isRequirementUnfulfilled

public boolean isRequirementUnfulfilled()

Description copied from interface: DataComponent

Indicates whether the component's value is mandatory but not filled.

Specified by:

isRequirementUnfulfilled in interface DataComponent

Returns:

if mandatory input is unfulfilled

selectAll

public void selectAll()

Description copied from interface: DataComponent

Selects all input of the component, if it is supported - e.g. in JTextField. Allows easy new input, because the previous value is reset when the first key stroke occurs.

Specified by:

selectAll in interface DataComponent

requestFocusInWindow

public boolean requestFocusInWindow()

Description copied from interface: DataComponent

Set focus on the receiving component if isRequestFocusEnabled returns true.

Specified by:

requestFocusInWindow in interface DataComponent

saveValue

public void saveValue()

Description copied from interface: DataComponent

Stores the component's value.

Specified by:

saveValue in interface BinaryComponent

Specified by:

saveValue in interface DataComponent

setEditable

public void setEditable(boolean editable)

Description copied from interface: DataComponent

Sets the flag that determines whether or not this component is editable. If the flag is set to true, this component becomes user editable. If the flag is set to false, the cannot change the text of this text component.

Specified by:

setEditable in interface DataComponent

Parameters:

editable - a flag indicating whether this component should be user editable

addComponentModificationListener

public void addComponentModificationListener(ComponentModificationListener l)

Description copied from interface: DataComponent

Adds a component modification listener to this component. Needed e.g. for data components depending from a sublist.

Specified by:

addComponentModificationListener in interface DataComponent

Parameters:

l - component modification listener to add

removeComponentModificationListener

public void removeComponentModificationListener(ComponentModificationListener l)

Description copied from interface: DataComponent

Removes a component modification listener to this component. Needed e.g. for data components depending from a sublist.

Specified by:

removeComponentModificationListener in interface DataComponent

Parameters:

l - component modification listener to add

See Also:

DataList

free

public void free()

Description copied from interface: Exemptible

Releases external resources. May be called manually without waiting for garbage collection to occur.

Specified by:

free in interface Exemptible