Bug 17826 [Wizards] New folder wizard is very large if you are creating the folder in a container with a very long path
F1 1) Create a folder with a very long name 2) Select the folder and open the new folder wizard, it is very wide. Similar with new file The Java creation wizards do not have this problem.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/misc/ResourceAndContainerGroup.java
Composite nameGroup = new Composite(composite, SWT.NONE);
        layout = new GridLayout();
        layout.numColumns = 2;
        layout.marginWidth = 0;
        nameGroup.setLayout(layout);
        nameGroup.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL
                | GridData.GRAB_HORIZONTAL));
        nameGroup.setFont(font);
        Label label = new Label(nameGroup, SWT.NONE);
        label.setText(resourceLabelString);
        label.setFont(font);
        
        resourceNameField = new Text(nameGroup, SWT.BORDER);
        resourceNameField.addListener(SWT.Modify, this);
        GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL
                | GridData.GRAB_HORIZONTAL);
        data.widthHint = SIZING_TEXT_FIELD_WIDTH;
        resourceNameField.setLayoutData(data);
        resourceNameField.setFont(font);
        validateControls();
    }
    /**
     * Returns the path of the currently selected container
     * or null if no container has been selected. Note that
     * the container may not exist yet if the user entered
     * a new container name in the field.
     */
    public IPath getContainerFullPath() {
        return containerGroup.getContainerFullPath();
    }