eusermanager.java

jrc-src0.4.00源代码发布版（Java客户端框架）

package efly.clientframe.feature.enterprise;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.ShellAdapter;
import org.eclipse.swt.events.ShellEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.FontDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;

import efly.clientframe.core.PrivilegeInfo;
import efly.clientframe.core.Privileger;
import efly.clientframe.extension.ConfigurableUI;

/**
 * @author efly
 * @version 1.0.0,12/13/02
 */
public final class EUserManager
	extends ConfigurableUI
	implements Enterprise, Privileger {
	private Shell dialog;
	private static final String TITLE = "用户管理";
	private Image bar_image;
	private final static String BAR_IMAGE = "images/horizontal_bar.jpg";

	/**
	 * @see efly.clientframe.extension.ConfigurableUI#createMenuItems()
	 */
	protected MenuItem[] createMenuItems() {
		MenuItem[] items = new MenuItem[1];

		Menu menu = acquireMenu("管理(&M)");
		items[0] = new MenuItem(menu, SWT.CASCADE);
		items[0].setText(TITLE + "\tF2");
		items[0].setAccelerator(SWT.F2);
		items[0].addListener(SWT.Selection, new Listener() {
			public void handleEvent(Event e) {
				dialog = createDialog();
				dialog.open();
			}
		});
		return items;
	}

	/**
	 * @see efly.clientframe.extension.Plugable#createToolBars()
	 */
	protected ToolBar[] createToolBars() {
		return null;
	}

	/**
	 * @see efly.clientframe.core.Privileger#iniPrivileges()
	 */
	public PrivilegeInfo[] iniPrivileges() {
		return null;
	}

	/**
	 * @see efly.clientframe.core.Extension#initialize()
	 */
	public void initialize() {
	}

	/**
	 * @see efly.clientframe.core.Extension#postLocate()
	 */
	public void postLocate() {
	}

	/**
	 * @see efly.clientframe.core.Extension#terminate()
	 */
	public void terminate() {
		System.out.println("dipose bar image");
		bar_image.dispose();
	}

	private Shell createDialog() {
		if (dialog != null)
			return dialog;
		dialog = new Shell(getShell(), SWT.APPLICATION_MODAL | SWT.CLOSE);
		dialog.setText(TITLE);
		dialog.setImage(getIcon());
		dialog.addShellListener(new ShellAdapter() {
			public void shellClosed(ShellEvent e) {
				e.doit = false;
				dialog.setVisible(false);
			}
		});
		createPanel(dialog);

		int w = bar_image.getBounds().width * 5 / 3;
		int h = w * getShell().getSize().y / getShell().getSize().x;
		dialog.setSize(w, h);
		center(dialog);
		dialog.open();
		return dialog;
	}

	private void createPanel(Composite parent) {
		FormLayout layout = new FormLayout();
		layout.marginWidth = 5;
		layout.marginHeight = 5;
		parent.setLayout(layout);

		final Tree root = new Tree(parent, SWT.BORDER | SWT.SINGLE);

		final Composite userInfo = new Composite(parent, SWT.NONE);
		bar_image = new Image(getDisplay(), BAR_IMAGE);
		Label separator = new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL);
		Button apply = new Button(parent, SWT.PUSH);
		apply.setText("应用");
		Button ok = new Button(parent, SWT.PUSH);
		ok.setText("确定");
		Button cancel = new Button(parent, SWT.PUSH);
		cancel.setText("取消");

		userInfo.setLayout(new FormLayout());

		FormData data = new FormData();
		data.top = new FormAttachment(0, 0);
		data.left = new FormAttachment(0, 0);
		data.right = new FormAttachment(40, 0);
		data.bottom = new FormAttachment(separator, -5, SWT.TOP);
		root.setLayoutData(data);

		data = new FormData();
		data.top = new FormAttachment(0, 0);
		data.left = new FormAttachment(40, 5);
		data.right = new FormAttachment(100, 0);
		data.bottom = new FormAttachment(separator, -5, SWT.TOP);
		userInfo.setLayoutData(data);

		data = new FormData();
		data.bottom = new FormAttachment(apply, -5, SWT.TOP);
		data.left = new FormAttachment(0, 0);
		data.right = new FormAttachment(100, 0);
		separator.setLayoutData(data);

		data = new FormData();
		data.left = new FormAttachment(0, 10);
		data.bottom = new FormAttachment(100, -5);
		apply.setLayoutData(data);

		data = new FormData();
		data.right = new FormAttachment(100, -10);
		data.bottom = new FormAttachment(100, -5);
		cancel.setLayoutData(data);

		data = new FormData();
		data.right = new FormAttachment(cancel, -10, SWT.LEFT);
		data.bottom = new FormAttachment(100, -5);
		ok.setLayoutData(data);

		apply.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent event) {
				apply();
			}
		});

		ok.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent event) {
				ok();
			}
		});

		cancel.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent event) {
				cancel();
			}
		});

		//机构，部门，用户组，用户
		final Menu menu = new Menu(root);
		final MenuItem[] popItems = new MenuItem[5];

		root.addListener(SWT.Selection, new Listener() {
			public void handleEvent(Event e) {
				updateEUserCompound(root);
			}
		});
		root.addListener(SWT.MouseDown, new Listener() {
			public void handleEvent(Event e) {
				if (e.button == 3) {
					refreshMenuItem(root, popItems);
				}
			}
		});

		popItems[0] = new MenuItem(menu, SWT.PUSH);
		popItems[0].setText("增加机构");
		addPopItemListener(
			userInfo,
			popItems[0],
			root,
			EUserCompound.ORGANIZATION,
			"名称");

		popItems[1] = new MenuItem(menu, SWT.PUSH);
		popItems[1].setText("增加部门");
		addPopItemListener(
			userInfo,
			popItems[1],
			root,
			EUserCompound.DEPARTMENT,
			"名称");

		popItems[2] = new MenuItem(menu, SWT.PUSH);
		popItems[2].setText("增加用户组");
		addPopItemListener(
			userInfo,
			popItems[2],
			root,
			EUserCompound.USER_GROUP,
			"名称");

		popItems[3] = new MenuItem(menu, SWT.PUSH);
		popItems[3].setText("增加用户");
		addPopItemListener(
			userInfo,
			popItems[3],
			root,
			EUserCompound.INDIVIDUAL,
			"姓名");

		new MenuItem(menu, SWT.SEPARATOR);
		popItems[4] = new MenuItem(menu, SWT.PUSH);
		popItems[4].setText("删除");
		popItems[4].addListener(SWT.Selection, new Listener() {
			public void handleEvent(Event e) {
				TreeItem[] items = root.getSelection();
				items[0].dispose();
			}
		});

		refreshMenuItem(root, popItems);
		root.setMenu(menu);
	}

	/**
	 * Method cancel.
	 */
	private void cancel() {
	}

	/**
	 * Method ok.
	 */
	private void ok() {
	}

	/**
	 * Method apply.
	 */
	private void apply() {
		FontDialog dialog1=new FontDialog(dialog);
		dialog1.open();
		System.out.println(dialog1.getFontData().getName());
	}

	private void iterateItemNode(TreeItem node) {
		EUserItemNode eNode = (EUserItemNode) node;
		eNode.getEUserCompound().hide();
		TreeItem[] subNodes = node.getItems();
		for (int i = 0; i < subNodes.length; i++)
			iterateItemNode(subNodes[i]);
	}

	/**
	 * Method updateEUserCompound.
	 * @param root
	 */
	private void updateEUserCompound(Tree root) {
		TreeItem[] subNodes = root.getItems();
		TreeItem[] selected = root.getSelection();
		for (int i = 0; i < subNodes.length; i++) {
			iterateItemNode(subNodes[i]);
		}
		EUserItemNode sel = (EUserItemNode) selected[0];
		sel.getEUserCompound().show();
	}

	private void addPopItemListener(
		final Composite parent,
		MenuItem menuItem,
		final Tree root,
		final int compoundType,
		final String text) {
		if (compoundType == EUserCompound.ORGANIZATION) {
			menuItem.addListener(SWT.Selection, new Listener() {
				public void handleEvent(Event e) {
					final TreeItem[] org = new TreeItem[1];
					EUserCompound eUserComp =
						new EUserCPanel(
							parent,
							bar_image,
							EUserCompound.ORGANIZATION);
					eUserComp.layout();
					try {
						org[0] = new EUserItemNode(root, eUserComp);
						org[0].setText(text);
						root.setSelection(org);
					} catch (EUserNodeException enne) {
						System.err.println(enne);
					}
					eUserComp.addEUserNodeListener(new EUserNodeListener() {
						public void fireNodeNameChanged(String name) {
							org[0].setText(name);
						}
					});
					updateEUserCompound(root);
				}
			});
		} else {
			menuItem.addListener(SWT.Selection, new Listener() {
				public void handleEvent(Event e) {
					final TreeItem[] items = new TreeItem[1];
					EUserCompound eUserComp =
						new EUserCPanel(parent, bar_image, compoundType);
					eUserComp.layout();
					try {
						TreeItem parent = root.getSelection()[0];
						items[0] = new EUserItemNode(parent, eUserComp);
						items[0].setText(text);
						root.setSelection(items);
					} catch (EUserNodeException enne) {
						System.err.println(enne);
					}
					eUserComp.addEUserNodeListener(new EUserNodeListener() {
						public void fireNodeNameChanged(String name) {
							items[0].setText(name);
						}
					});
					updateEUserCompound(root);
				}
			});
		}
	}

	private void refreshMenuItem(Tree root, MenuItem[] popItems) {
		TreeItem[] selects = root.getSelection();
		popItems[1].setEnabled(false);
		popItems[2].setEnabled(false);
		popItems[3].setEnabled(false);
		popItems[4].setEnabled(false);
		if (selects.length == 0) {
			return;
		} else {
			popItems[4].setEnabled(true);
			EUserItemNode select = (EUserItemNode) selects[0];
			if (select.getGenericType() == EUserCompound.ORGANIZATION) {
				popItems[1].setEnabled(true);
			} else if (select.getGenericType() == EUserCompound.DEPARTMENT) {
				popItems[1].setEnabled(true);
				popItems[2].setEnabled(true);
				popItems[3].setEnabled(true);
			} else if (select.getGenericType() == EUserCompound.USER_GROUP) {
				popItems[3].setEnabled(true);
			}
		}
	}
}