jxfinddialog.java

java实现浏览器等本地桌面的功能

     */
    public void doClose() {
        JXFindDialog.this.dispose();
    }


    private void setLastIndex(int i) {
        getPatternModel().setFoundIndex(i);
        
    }

    private int getLastIndex() {
        return getPatternModel().getFoundIndex();
    }

    private Pattern getPattern() {
        return getPatternModel().getPattern();
    }

    //-------------------------- initial
    
    private void initActions() {
        putAction(PatternModel.MATCH_CASE_ACTION_COMMAND, createMatchCaseAction());
        putAction(MATCH_WRAP_ACTION_COMMAND, createWrapAction());
        putAction(MATCH_BACKWARDS_ACTION_COMMAND, createBackwardsAction());
        // PENDING: factor a common dialog containing the following
        putAction(EXECUTE_FIND_ACTION_COMMAND, createFindAction());
        putAction(CLOSE_ACTION_COMMAND, createCloseAction());
    }

    /**
     * 
     * @return
     */
    private AbstractActionExt createMatchCaseAction() {
        String actionName = getUIString(PatternModel.MATCH_CASE_ACTION_COMMAND);
        BoundAction action = new BoundAction(actionName,
                PatternModel.MATCH_CASE_ACTION_COMMAND);
        action.setStateAction();
        action.registerCallback(getPatternModel(), "setCaseSensitive");
        action.setSelected(getPatternModel().isCaseSensitive());
        return action;
    }

    /**
     * 
     * @return
     */
    private AbstractActionExt createWrapAction() {
        String actionName = getUIString(MATCH_WRAP_ACTION_COMMAND);
        BoundAction action = new BoundAction(actionName,
                MATCH_WRAP_ACTION_COMMAND);
        action.setStateAction();
        action.registerCallback(getPatternModel(), "setWrapping");
        action.setSelected(getPatternModel().isWrapping());
        return action;
    }
    /**
     * 
     * @return
     */
    private AbstractActionExt createBackwardsAction() {
        String actionName = getUIString(MATCH_BACKWARDS_ACTION_COMMAND);
        BoundAction action = new BoundAction(actionName,
                MATCH_BACKWARDS_ACTION_COMMAND);
        action.setStateAction();
        action.registerCallback(getPatternModel(), "setBackwards");
        action.setSelected(getPatternModel().isWrapping());
        return action;
    }
    
    /**
     * 
     * @return
     */
    private AbstractActionExt createFindAction() {
        String actionName = getUIString(EXECUTE_FIND_ACTION_COMMAND);
        BoundAction action = new BoundAction(actionName,
                EXECUTE_FIND_ACTION_COMMAND);
        action.registerCallback(this, "doFind");
        return action;
    }
    
    /**
     * 
     * @return
     */
    private AbstractActionExt createCloseAction() {
        String actionName = getUIString(CLOSE_ACTION_COMMAND);
        BoundAction action = new BoundAction(actionName,
                CLOSE_ACTION_COMMAND);
        action.registerCallback(this, "doClose");
        return action;
    }
    /**
     * convenience wrapper to access rootPane's actionMap.
     * @param key
     * @param action
     */
    private void putAction(Object key, Action action) {
        getRootPane().getActionMap().put(key, action);
    }
    
    /**
     * convenience wrapper to access rootPane's actionMap.
     * 
     * @param key
     * @return
     */
    private Action getAction(Object key) {
        return getRootPane().getActionMap().get(key);
    }
    /**
     * tries to find a String value from the UIManager, prefixing the
     * given key with the UIPREFIX. 
     * 
     * TODO: move to utilities?
     * 
     * @param key 
     * @return the String as returned by the UIManager or key if the returned
     *   value was null.
     */
    private String getUIString(String key) {
        String text = UIManager.getString(PatternModel.SEARCH_PREFIX + key);
        return text != null ? text : key;
    }

   
//----------------------------- init ui
    
    /** create components.
     * 
     */
    private void initComponents() {
        searchField = new JTextField(30) {
            public Dimension getMaximumSize() {
                Dimension superMax = super.getMaximumSize();
                superMax.height = getPreferredSize().height;
                return superMax;
            }
        };
        matchCheck = new JCheckBox();
        wrapCheck = new JCheckBox();
        backCheck = new JCheckBox();

    }



    private void build() {
        JComponent content = new Box(BoxLayout.PAGE_AXIS); //Box.createVerticalBox();
        JComponent fieldPanel = createFieldPanel();
        content.add(fieldPanel);
        JComponent buttonPanel = createButtonPanel();
        content.add(buttonPanel);
        content.setBorder(BorderFactory.createEmptyBorder(14, 14, 14, 14));
//        content.applyComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
        
//        fieldPanel.setAlignmentX();
//      buttonPanel.setAlignmentX(Component.RIGHT_ALIGNMENT);
        add(content);
    }

    /**
     * TODO: Strings should be removed from the UI
     */
    private JComponent createFieldPanel() {

        // Create components
        JLabel label = new JLabel(getUIString(SEARCH_FIELD_LABEL));
        String mnemonic = getUIString(SEARCH_FIELD_MNEMONIC);
        if (mnemonic != SEARCH_FIELD_MNEMONIC) {
            label.setDisplayedMnemonic(mnemonic.charAt(0));
        }
        label.setLabelFor(searchField);

        Box lBox = new Box(BoxLayout.LINE_AXIS); 
        lBox.add(label);
        lBox.add(new JLabel(":"));
        lBox.add(new JLabel("  "));
//        lBox.add(Box.createGlue());
        lBox.setAlignmentY(Component.TOP_ALIGNMENT);
        Box rBox = new Box(BoxLayout.PAGE_AXIS); 
        rBox.add(searchField);
        rBox.add(matchCheck);
        rBox.add(wrapCheck);
        rBox.add(backCheck);
        rBox.setAlignmentY(Component.TOP_ALIGNMENT);
        Box box = new Box(BoxLayout.LINE_AXIS);
        box.add(lBox);
        box.add(rBox);

        return box;
    }

    /**
     * create the dialog button controls.
     * 
     * PENDING: this should be factored to a common dialog support.
     * 
     * @return
     */
    private JComponent createButtonPanel() {
        JPanel panel = new JPanel(new BasicOptionPaneUI.ButtonAreaLayout(true, 6))
        {
            public Dimension getMaximumSize() {
                return getPreferredSize();
            }
        };

        panel.setBorder(BorderFactory.createEmptyBorder(9, 0, 0, 0));
        Action findAction = getAction(EXECUTE_FIND_ACTION_COMMAND);
        Action closeAction = getAction(CLOSE_ACTION_COMMAND);

        JButton findButton;
        panel.add(findButton = new JButton(findAction));
        panel.add(new JButton(closeAction));


        KeyStroke enterKey = KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0, false);
        KeyStroke escapeKey = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0, false);

        InputMap inputMap = getRootPane().getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
        inputMap.put(enterKey, EXECUTE_FIND_ACTION_COMMAND);
        inputMap.put(escapeKey, CLOSE_ACTION_COMMAND);

        getRootPane().setDefaultButton(findButton);
        return panel;
    }


    //----------------------- obsolete actions - no longer use
    //----------------------- kept here to remember adding names etc to resources
    private abstract class CheckAction extends AbstractAction {

        public CheckAction(String name) {
            super(name);
        }

        public void actionPerformed(ActionEvent evt) {
        }
    }

    private class MatchAction extends CheckAction {
        public MatchAction() {
            super("Match upper/lower case");
            putValue(Action.MNEMONIC_KEY, new Integer('M'));
        }
    }

    private class WrapAction extends CheckAction {
        public WrapAction() {
            super("Wrap around");
            putValue(Action.MNEMONIC_KEY, new Integer('W'));
        }
    }

    private class BackwardAction extends CheckAction {
        public BackwardAction() {
            super("Search Backwards");
            putValue(Action.MNEMONIC_KEY, new Integer('B'));
        }
    }

}