RFR: 6465404: some problems in CellEditor related API docs [v5]

Tejesh R duke at openjdk.java.net
Thu Dec 16 10:08:02 UTC 2021


On Thu, 16 Dec 2021 05:18:04 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

>> Hm… It's not the other way around. `DefaultCellEditor` implements `TableCellEditor`; the interface defines the `getTableCellEditorComponent` method that returns the _real component_ which will be used as the value editor.
>> 
>> So yeah, you're absolutely right: the current statement in the doc seems wrong.
>> 
>> I'm for changing the Javadoc for `TableCellEditor` to be similar to `TreeCellEditor`: _“Adds to CellEditor the extensions necessary to configure an editor in a table.”_
>> 
>> The object that implements the interface is not necessarily the editor for values. `DefaultCellEditor`  is the perfect example: it's not an editor itself, it's not even a component, all it does is configures a delegate, a `JComponent`, which serves as the editor.
>
>> The object that implements the interface is not necessarily the editor for values. DefaultCellEditor is the perfect example: it's not an editor itself, it's not even a component, all it does is configures a delegate, a JComponent, which serves as the editor.
> 
> My thoughts about this. The object which implements the interface is always the "editor", even if it is not a component. I guess you are mixing it with the other classes like "JEditorPane/JTextField/etc". 
> 
> The current spec:
> 
>>This interface defines the method any object that would like to be
> an editor of values for components such as <code>JListBox</code>,
> <code>JComboBox</code>, <code>JTree</code>, or <code>JTable</code>
> needs to implement.
> 
> This means that the application may have some values/data stored in the JComboBox/JTree/JTable and the application may create a cell editor by implementing the TableCellEditor. That editor then could be used as a cell editor in the "main" JTable.
> 
> So the next statement in the description of this PR is not completely right:
>> "CellTableEditor Interface doesn't support JComboBox and JTree components"
> 
> The JComboBox and other classes do not have to implement/support that interface.

Yeah, if u refer this example page [https://bip.weizmann.ac.il/course/prog2/tutorial/uiswing/components/example-1dot4/ColorEditor.java], the interface is used for a cell in a table which has a button in turn invokes "JColorChooser" class. Which means the interface is used to store a particular value while the cell in is editor mode......?

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PR: https://git.openjdk.java.net/jdk/pull/6608



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