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java.lang.Objectde.unihalle.informatik.Alida.dataio.provider.swing.ALDFileDirectoryDataIOSwing
@ALDDataIOProvider public class ALDFileDirectoryDataIOSwing
Class for loading/saving file and directory paths via GUI.
This class provides a panel for a GUI which contains a text entry field for the path, and in addition a button that opens a dialog for browsing the file system. By this it allows to select files and directories in a comfortable manner.
Nested Class Summary | |
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protected class |
ALDFileDirectoryDataIOSwing.FileDirectoryDataIOPanel
GUI panel for IO of file and directory names. |
Constructor Summary | |
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ALDFileDirectoryDataIOSwing()
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Method Summary | |
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ALDSwingComponent |
createGUIElement(java.lang.reflect.Field field,
java.lang.Class<?> cl,
java.lang.Object obj,
ALDParameterDescriptor descr)
Interface method to create a GUI element for data input. |
java.util.Collection<java.lang.Class<?>> |
providedClasses()
Interface method to announce class for which IO is provided for. |
java.lang.Object |
readData(java.lang.reflect.Field field,
java.lang.Class<?> cl,
ALDSwingComponent guiElement)
Interface method for getting parameter values via a GUI element. |
void |
setValue(java.lang.reflect.Field field,
java.lang.Class<?> cl,
ALDSwingComponent guiElement,
java.lang.Object value)
Interface method for setting new parameter values in GUI. |
javax.swing.JComponent |
writeData(java.lang.Object obj,
ALDParameterDescriptor descr)
Interface method for displaying an object in the GUI. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ALDFileDirectoryDataIOSwing()
Method Detail |
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public ALDSwingComponent createGUIElement(java.lang.reflect.Field field, java.lang.Class<?> cl, java.lang.Object obj, ALDParameterDescriptor descr)
ALDDataIOSwing
Optionally an object may be supplied which is assumed to be of
type cl
and used as default.
createGUIElement
in interface ALDDataIOSwing
cl
- Class of object to be returned.obj
- The value of this object to be set as inital value.descr
- Optional descriptor to hand over additional information.
public java.util.Collection<java.lang.Class<?>> providedClasses()
providedClasses
in interface ALDDataIO
public java.lang.Object readData(java.lang.reflect.Field field, java.lang.Class<?> cl, ALDSwingComponent guiElement) throws ALDDataIOProviderException
ALDDataIOSwing
readData
in interface ALDDataIOSwing
field
- Field associated with object to be returned.cl
- Class of object to be returned.guiElement
- Component from where to read data.
null
.
ALDDataIOProviderException
public void setValue(java.lang.reflect.Field field, java.lang.Class<?> cl, ALDSwingComponent guiElement, java.lang.Object value) throws ALDDataIOProviderException
ALDDataIOSwing
setValue
in interface ALDDataIOSwing
field
- Field of parameter object to be handled.cl
- Class of parameter object to be handled.guiElement
- Corresponding GUI element.value
- New value of the parameter.
ALDDataIOProviderException
public javax.swing.JComponent writeData(java.lang.Object obj, ALDParameterDescriptor descr) throws ALDDataIOProviderException
ALDDataIOSwing
writeData
in interface ALDDataIOSwing
obj
- Object to be displayed or saved.descr
- Optional descriptor to hand over additional information.
ALDDataIOProviderException
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