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Java Source Code / Java Documentation » IDE Netbeans » java » DocumentEditor

Source Cross Reference

Class Diagram

Java Document (Java Doc)

DocumentEditor .DocumentEditorView

DocumentEditorView
public class DocumentEditorView extends FrameView (Code)
	This application is a simple text editor. This class displays the main frame of the application and provides much of the logic. This class is called by the main application class, DocumentEditorApp. For an overview of the application see the comments for the DocumentEditorApp class.

Constructor Summary
public	DocumentEditorView(SingleFrameApplication app)

Method Summary
public File	getFile() The File currently being edited.
public boolean	isModified() True if the file value has been modified but not saved.
public Task	open() Prompt the user for a filename and then attempt to load the file. The file is loaded on a worker thread because we don't want to block the EDT while the file system is accessed.
public Task	save() Save the contents of the textArea to the current DocumentEditorView.getFile file . The text is written to the file on a worker thread because we don't want to block the EDT while the file system is accessed.
public Task	saveAs() Save the contents of the textArea to the current file. This action is nearly identical to DocumentEditorView.open open .
public void	showAboutBox()

Constructor Detail

DocumentEditorView
public DocumentEditorView(SingleFrameApplication app)(Code)

Method Detail

getFile
public File getFile()(Code)
	The File currently being edited. The default value of this property is "untitled.txt". This is a bound read-only property. It is never null. the value of the file property. See Also: DocumentEditorView.isModified

isModified
public boolean isModified()(Code)
	True if the file value has been modified but not saved. The default value of this property is false. This is a bound read-only property. the value of the modified property. See Also: DocumentEditorView.isModified

open
public Task open()(Code)
	Prompt the user for a filename and then attempt to load the file. The file is loaded on a worker thread because we don't want to block the EDT while the file system is accessed. To do that, this Action method returns a new LoadFileTask instance, if the user confirms selection of a file. The task is executed when the "open" Action's actionPerformed method runs. The LoadFileTask is responsible for updating the GUI after it has successfully completed loading the file. a new LoadFileTask or null

save
public Task save()(Code)
	Save the contents of the textArea to the current DocumentEditorView.getFile file . The text is written to the file on a worker thread because we don't want to block the EDT while the file system is accessed. To do that, this Action method returns a new SaveFileTask instance. The task is executed when the "save" Action's actionPerformed method runs. The SaveFileTask is responsible for updating the GUI after it has successfully completed saving the file. See Also: DocumentEditorView.getFile

saveAs
public Task saveAs()(Code)
	Save the contents of the textArea to the current file. This action is nearly identical to DocumentEditorView.open open . In this case, if the user chooses a file, a SaveFileTask is returned. Note that the selected file only becomes the value of the file property if the file is saved successfully.

showAboutBox
public void showAboutBox()(Code)

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