933d00ad
 rlentieu
add JPaint
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import javax.swing.JMenuBar;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.ActionEvent;
import javax.swing.KeyStroke;
import java.util.Map;
import java.util.HashMap;
/**
* The MainMenu class will serve as the menu bar for JPaint.
* It will contain all basic functions, i.e. new file, etc. There are keyboard
* shorts cuts to speed up the process.
**/
public class MainMenu extends JMenuBar
{
private Map JMenuItemsMap;
private JMenu menuFile, menuEdit, menuView, menuHelp;
private JMenuItem fileNew, fileOpen, fileClose, fileSave, fileSaveAs,
filePrint, fileExit, editCut, editCopy, editPaste, editDelete, viewToolBox,
viewColorBox, imageClear, imageRotate, helpAbout;
/**
* Creates a default constructor for the MainMenu. Instantiates the menus
* and the menu items and the keys. Creates a maps to make accessors easier.
**/
public MainMenu()
{
// instantiations for menus, menuitems and hotkeys
initJMenus();
initJMenuItems();
initHotKeys();
// creates a hashmap and then adds the items to the hashmap
JMenuItemsMap = new HashMap(19);
addJMenuItemsToMap();
// adds everything onto the screen
addAll();
}
/** Adds the menubar onto the screen. **/
public void addAll()
{
add(menuFile);
menuFile.add(fileNew);
menuFile.add(fileOpen);
menuFile.add(fileClose);
menuFile.addSeparator();
menuFile.add(fileSave);
menuFile.add(fileSaveAs);
menuFile.addSeparator();
menuFile.add(filePrint);
menuFile.addSeparator();
menuFile.add(fileExit);
add(menuEdit);
menuEdit.add(editCut);
menuEdit.add(editCopy);
menuEdit.add(editPaste);
menuEdit.addSeparator();
menuEdit.add(editDelete);
menuEdit.addSeparator();
menuEdit.add(imageRotate);
menuEdit.addSeparator();
menuEdit.add(imageClear);
add(menuView);
menuView.add(viewToolBox);
menuView.add(viewColorBox);
add(menuHelp);
menuHelp.add(helpAbout);
}
/** Adds actionlisteners to each of the menu items. **/
public void addActionListener(ActionListener listener)
{
fileNew.addActionListener(listener);
fileOpen.addActionListener(listener);
fileClose.addActionListener(listener);
fileSave.addActionListener(listener);
fileSaveAs.addActionListener(listener);
filePrint.addActionListener(listener);
fileExit.addActionListener(listener);
editCut.addActionListener(listener);
editCopy.addActionListener(listener);
editPaste.addActionListener(listener);
editDelete.addActionListener(listener);
viewToolBox.addActionListener(listener);
viewColorBox.addActionListener(listener);
imageRotate.addActionListener(listener);
imageClear.addActionListener(listener);
helpAbout.addActionListener(listener);
}
/** This method instantiates all the menus. **/
public void initJMenus()
{
menuFile = new JMenu("File");
menuEdit = new JMenu("Edit");
menuView = new JMenu("View");
menuHelp = new JMenu("About");
}
/** This method instantiates all the jmenu items. **/
public void initJMenuItems()
{
fileNew = new JMenuItem("New");
fileOpen = new JMenuItem("Open");
fileClose = new JMenuItem("Close");
fileSave = new JMenuItem("Save");
fileSaveAs = new JMenuItem("Save As");
filePrint = new JMenuItem("Print");
fileExit = new JMenuItem("Exit");
editCut = new JMenuItem("Cut");
editCopy = new JMenuItem("Copy");
editPaste = new JMenuItem("Paste");
editDelete = new JMenuItem("Delete");
viewToolBox = new JMenuItem("ToolBox");
viewColorBox = new JMenuItem("ColorBox");
imageClear = new JMenuItem("Clear Image");
imageRotate = new JMenuItem("Rotate");
helpAbout = new JMenuItem("About JPaint");
}
/** This method sets all the hot keys for the menu items. **/
public void initHotKeys()
{
fileNew.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N, ActionEvent.CTRL_MASK));
fileOpen.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O, ActionEvent.CTRL_MASK));
fileSave.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S, ActionEvent.CTRL_MASK));
fileSaveAs.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_F12, ActionEvent.CTRL_MASK));
filePrint.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_P, ActionEvent.CTRL_MASK));
fileClose.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_E, ActionEvent.ALT_MASK));
fileExit.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Q, ActionEvent.CTRL_MASK));
viewToolBox.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_T, ActionEvent.CTRL_MASK));
viewColorBox.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_L, ActionEvent.CTRL_MASK));
editCopy.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C, ActionEvent.CTRL_MASK));
editCut.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X, ActionEvent.CTRL_MASK));
editPaste.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_V, ActionEvent.CTRL_MASK));
editDelete.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_D, ActionEvent.CTRL_MASK));
imageRotate.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_R, ActionEvent.CTRL_MASK));
imageClear.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C, ActionEvent.ALT_MASK));
helpAbout.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_H, ActionEvent.ALT_MASK));
}
/** This method adds the menu items to the map. **/
public void addJMenuItemsToMap()
{
JMenuItemsMap.put("fileNew", fileNew);
JMenuItemsMap.put("fileOpen", fileOpen);
JMenuItemsMap.put("fileClose", fileClose);
JMenuItemsMap.put("fileSave", fileSave);
JMenuItemsMap.put("fileSaveAs", fileSaveAs);
JMenuItemsMap.put("filePrint", filePrint);
JMenuItemsMap.put("fileExit", fileExit);
JMenuItemsMap.put("editCut", editCut);
JMenuItemsMap.put("editCopy", editCopy);
JMenuItemsMap.put("editPaste", editPaste);
JMenuItemsMap.put("editDelete", editDelete);
JMenuItemsMap.put("viewToolBox", viewToolBox);
JMenuItemsMap.put("viewColorBox", viewColorBox);
JMenuItemsMap.put("imageRotate", imageRotate);
JMenuItemsMap.put("imageClear", imageClear);
JMenuItemsMap.put("helpAbout", helpAbout);
}
/** Returns the JMenuItem. **/
public JMenuItem getJMenuItem(String str)
{
return (JMenuItem)JMenuItemsMap.get(str);
}
}
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