Bug 47208 Generate Javadoc dialog lays out too wide [javadoc]
If one uses a custom doclet and sets the doclet class path to a long path (e.g. with many JAR files on it), the "Generate Javadoc" dialog lays out to try and fit the full doclet class path on the screen; this results in a very wide dialog.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javadocexport/JavadocTreeWizardPage.java
updateStatus(findMostSevereStatus());
				}
				break;
			case STANDARDSTATUS :
				if (fStandardButton.getSelection()) {
					fDestinationStatus= new StatusInfo();
					fDocletStatus= new StatusInfo();
					IPath path= new Path(fDestinationText.getText());
					if (Path.ROOT.equals(path) || Path.EMPTY.equals(path)) {
						fDestinationStatus.setError(JavadocExportMessages.getString("JavadocTreeWizardPage.nodestination.error")); 
					}
					File file= new File(path.toOSString());
					if (!path.isValidPath(path.toOSString()) || file.isFile()) {
						fDestinationStatus.setError(JavadocExportMessages.getString("JavadocTreeWizardPage.invaliddestination.error")); 
					}
					if ((path.append("package-list").toFile().exists()) || (path.append("index.html").toFile().exists())) 
						fDestinationStatus.setWarning(JavadocExportMessages.getString("JavadocTreeWizardPage.warning.mayoverwritefiles")); 
					updateStatus(findMostSevereStatus());
				}
				break;
			case TREESTATUS :
				fTreeStatus= new StatusInfo();
				if (fInputGroup.getAllCheckedTreeItems().size() == 0)
					fTreeStatus.setError(JavadocExportMessages.getString("JavadocTreeWizardPage.invalidtreeselection.error")); 
				updateStatus(findMostSevereStatus());
				break;
				
			case JAVADOCSTATUS:
				fJavadocStatus= new StatusInfo();
				IPath path= new Path(fJavadocCommandText.getText());