From ac5976346ac2ce30299cf629d062c78ed029e458 Mon Sep 17 00:00:00 2001 From: hzzz Date: Fri, 26 May 2017 10:20:05 +0800 Subject: [PATCH] PMD --- .../com/fr/design/gui/ilist/CheckBoxList.java | 585 +++++++++--------- 1 file changed, 287 insertions(+), 298 deletions(-) diff --git a/designer_base/src/com/fr/design/gui/ilist/CheckBoxList.java b/designer_base/src/com/fr/design/gui/ilist/CheckBoxList.java index 28c9e85e8..880e94d55 100644 --- a/designer_base/src/com/fr/design/gui/ilist/CheckBoxList.java +++ b/designer_base/src/com/fr/design/gui/ilist/CheckBoxList.java @@ -1,311 +1,300 @@ package com.fr.design.gui.ilist; -import java.awt.BorderLayout; -import java.awt.Component; -import java.awt.event.ActionEvent; -import java.awt.event.ActionListener; -import java.awt.event.KeyAdapter; -import java.awt.event.KeyEvent; -import java.awt.event.MouseAdapter; -import java.awt.event.MouseEvent; +import com.fr.design.gui.icheckbox.UICheckBox; +import com.fr.stable.StringUtils; + +import javax.swing.*; +import javax.swing.border.Border; +import javax.swing.border.EmptyBorder; +import java.awt.*; +import java.awt.event.*; import java.util.ArrayList; import java.util.Arrays; import java.util.EventListener; import java.util.List; -import javax.swing.JComponent; -import javax.swing.JList; -import javax.swing.ListCellRenderer; -import javax.swing.ListModel; -import javax.swing.ListSelectionModel; -import javax.swing.UIManager; -import javax.swing.border.Border; -import javax.swing.border.EmptyBorder; - -import com.fr.design.gui.icheckbox.UICheckBox; -import com.fr.stable.StringUtils; - /** * CheckBoxs + JList. */ public class CheckBoxList extends JComponent { - /** - * 选择状态----全选和全不选 - * - * @editor zhou - * @since 2012-4-1下午2:39:10 - */ - public static enum SelectedState { - ALL, NONE - } - - private boolean[] selects; - private JList jlist; - private UICheckBox chooseAll; - - public CheckBoxList(Object[] items) { - this(items, SelectedState.NONE, StringUtils.EMPTY); - } - - public CheckBoxList(Object[] items, String name) { - this(items, SelectedState.NONE, name); - } - - /** - * Class constructor. - * - * @param items - * Items with which to populate the list. - * @param default_state - * default state, true or false - */ - public CheckBoxList(Object[] items, SelectedState state, String name) { - jlist = new BOXLIST(items); - jlist.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION); - this.selects = new boolean[items.length]; - boolean default_state = (state == SelectedState.ALL); - Arrays.fill(this.selects, default_state); - - jlist.setCellRenderer(new CheckListCellRenderer()); - jlist.addMouseListener(new MouseAdapter() { - public void mousePressed(MouseEvent e) { - doCheck(); - } - - public void mouseReleased(MouseEvent e) { - doCheck(); - } - }); - jlist.addKeyListener(new KeyAdapter() { - - @Override - public void keyTyped(KeyEvent e) { - if (e.getKeyChar() == ' ') { - doCheck(); - } - } - - }); - this.setLayout(new BorderLayout()); - chooseAll = new UICheckBox(name, default_state); - chooseAll.addActionListener(new ActionListener() { - - @Override - public void actionPerformed(ActionEvent e) { - if (chooseAll.isSelected()) { - setSelected(true); - } else { - setSelected(false); - } - } - }); - this.add(chooseAll, BorderLayout.NORTH); - this.add(jlist, BorderLayout.CENTER); - } - - /* - * 用于CellRenderer显示value为text - */ - protected String value2Text(Object value) { - return value != null ? value.toString() : StringUtils.EMPTY; - } - - public void setItems(Object[] os) { - if (os == null) { - this.setSelected(false); - } else { - for (int i = 0, len = os.length; i < len; i++) { - Object o = os[i]; - for (int j = 0, jen = jlist.getModel().getSize(); j < jen; j++) { - if (o.equals(jlist.getModel().getElementAt(j))) { - this.setSelected(j, true); - } - } - } - } - this.repaint(); - } - - /** - * Is selected - */ - public boolean isSelected(int index) { - if (selects == null || index >= selects.length) { - return false; - } - - return selects[index]; - } - - public void setSelected(int index, boolean isSelected) { - if (selects == null || index >= selects.length) { - return; - } - - selects[index] = isSelected; - this.repaint(this.getBounds()); - - this.fireCheckBoxListSelectionChangeListener(); - } - - private void setSelected(boolean isSelected) { - if (selects == null) { - return; - } - for (int i = 0; i < selects.length; i++) { - selects[i] = isSelected; - } - this.repaint(this.getBounds()); - - this.fireCheckBoxListSelectionChangeListener(); - } - - /** - * Returns an array of the objects that have been selected. Overrides the - * JList method. - */ - public Object[] getSelectedValues() { - return this.jlist.getSelectedValues(); - } - - private class BOXLIST extends JList { - public BOXLIST(Object[] items) { - super(items); - } - - @Override - protected void processMouseEvent(MouseEvent e) { - if (e.getX() < 20) { - if (e.isControlDown() || e.isAltDown() || e.isShiftDown() || e.isMetaDown()) { - int[] indices = getSelectedIndices(); - if (indices.length == 0) { - super.processMouseEvent(e); - } - } else { - super.processMouseEvent(e); - } - } else { - super.processMouseEvent(e); - } - int id = e.getID(); - switch (id) { - case MouseEvent.MOUSE_PRESSED: - break; - case MouseEvent.MOUSE_RELEASED: - break; - case MouseEvent.MOUSE_CLICKED: - doCheck(); - break; - case MouseEvent.MOUSE_EXITED: - break; - case MouseEvent.MOUSE_ENTERED: - break; - } - } - - @Override - protected void processMouseMotionEvent(MouseEvent e) { - if (e.getX() < 20) { - return; - } - - super.processMouseEvent(e); - } - - @Override - public Object[] getSelectedValues() { - List list = new ArrayList(selects.length); - for (int i = 0; i < selects.length; i++) { - if (selects[i]) { - list.add(this.getModel().getElementAt(i)); - } - } - - return list.toArray(); - } - - } - - private void doCheck() { - // p:这里必须改变所有选择checkbox. - int index = jlist.getSelectedIndex(); - boolean sValue = !selects[index]; - - // p:开始设置所有选择的checkbox. - int[] indices = jlist.getSelectedIndices(); - for (int i = 0; i < indices.length; i++) { - setSelected(indices[i], sValue); - } - for (boolean selected : selects) { - if (!selected) { - chooseAll.setSelected(false); - return; - } - } - chooseAll.setSelected(true); - repaint(); - } - - private static final Border noFocusBorder = new EmptyBorder(1, 1, 1, 1); - - private class CheckListCellRenderer extends UICheckBox implements ListCellRenderer { - - public CheckListCellRenderer() { - this.setOpaque(true); - this.setBorder(noFocusBorder); - } - - public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) { - this.setText(value2Text(value)); - this.setSelected(selects[index]); - this.setFont(list.getFont()); - - if (isSelected) { - this.setBackground(list.getSelectionBackground()); - this.setForeground(list.getSelectionForeground()); - } else { - this.setBackground(list.getBackground()); - this.setForeground(list.getForeground()); - } - - if (cellHasFocus) { - this.setBorder(UIManager.getBorder("List.focusCellHighlightBorder")); - } else { - this.setBorder(noFocusBorder); - } - - return this; - } - } - - public void addCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) { - this.listenerList.add(CheckBoxListSelectionChangeListener.class, l); - } - - public void removeCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) { - this.listenerList.remove(CheckBoxListSelectionChangeListener.class, l); - } - - public void fireCheckBoxListSelectionChangeListener() { - // Guaranteed to return a non-null array - Object[] listeners = listenerList.getListenerList(); - - // Process the listeners last to first, notifying - // those that are interested in this event - for (int i = listeners.length - 2; i >= 0; i -= 2) { - if (listeners[i] == CheckBoxListSelectionChangeListener.class) { - ((CheckBoxListSelectionChangeListener)listeners[i + 1]).selectionChanged(this); - } - } - - } - - public static interface CheckBoxListSelectionChangeListener extends EventListener { - public void selectionChanged(CheckBoxList target); - } - - public ListModel getModel() { - return jlist.getModel(); - } + private final static int X_COORDINATE = 20; + + /** + * 选择状态----全选和全不选 + * + * @editor zhou + * @since 2012-4-1下午2:39:10 + */ + public static enum SelectedState { + ALL, NONE + } + + private boolean[] selects; + private JList jlist; + private UICheckBox chooseAll; + + public CheckBoxList(Object[] items) { + this(items, SelectedState.NONE, StringUtils.EMPTY); + } + + public CheckBoxList(Object[] items, String name) { + this(items, SelectedState.NONE, name); + } + + /** + * Class constructor. + * + * @param items Items with which to populate the list. + * @param state default state, true or false + */ + public CheckBoxList(Object[] items, SelectedState state, String name) { + jlist = new BOXLIST(items); + jlist.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION); + this.selects = new boolean[items.length]; + boolean default_state = (state == SelectedState.ALL); + Arrays.fill(this.selects, default_state); + + jlist.setCellRenderer(new CheckListCellRenderer()); + jlist.addMouseListener(new MouseAdapter() { + public void mousePressed(MouseEvent e) { + doCheck(); + } + + public void mouseReleased(MouseEvent e) { + doCheck(); + } + }); + jlist.addKeyListener(new KeyAdapter() { + + @Override + public void keyTyped(KeyEvent e) { + if (e.getKeyChar() == ' ') { + doCheck(); + } + } + + }); + this.setLayout(new BorderLayout()); + chooseAll = new UICheckBox(name, default_state); + chooseAll.addActionListener(new ActionListener() { + + @Override + public void actionPerformed(ActionEvent e) { + if (chooseAll.isSelected()) { + setSelected(true); + } else { + setSelected(false); + } + } + }); + this.add(chooseAll, BorderLayout.NORTH); + this.add(jlist, BorderLayout.CENTER); + } + + /* + * 用于CellRenderer显示value为text + */ + protected String value2Text(Object value) { + return value != null ? value.toString() : StringUtils.EMPTY; + } + + public void setItems(Object[] os) { + if (os == null) { + this.setSelected(false); + } else { + for (int i = 0, len = os.length; i < len; i++) { + Object o = os[i]; + for (int j = 0, jen = jlist.getModel().getSize(); j < jen; j++) { + if (o.equals(jlist.getModel().getElementAt(j))) { + this.setSelected(j, true); + } + } + } + } + this.repaint(); + } + + /** + * Is selected + */ + public boolean isSelected(int index) { + if (selects == null || index >= selects.length) { + return false; + } + + return selects[index]; + } + + public void setSelected(int index, boolean isSelected) { + if (selects == null || index >= selects.length) { + return; + } + + selects[index] = isSelected; + this.repaint(this.getBounds()); + + this.fireCheckBoxListSelectionChangeListener(); + } + + private void setSelected(boolean isSelected) { + if (selects == null) { + return; + } + for (int i = 0; i < selects.length; i++) { + selects[i] = isSelected; + } + this.repaint(this.getBounds()); + + this.fireCheckBoxListSelectionChangeListener(); + } + + /** + * Returns an array of the objects that have been selected. Overrides the + * JList method. + */ + public Object[] getSelectedValues() { + return this.jlist.getSelectedValues(); + } + + private class BOXLIST extends JList { + public BOXLIST(Object[] items) { + super(items); + } + + @Override + protected void processMouseEvent(MouseEvent e) { + if (e.getX() < X_COORDINATE) { + boolean anyMaskDown = e.isControlDown() || e.isAltDown() || e.isShiftDown() || e.isMetaDown(); + if (anyMaskDown) { + int[] indices = getSelectedIndices(); + if (indices.length == 0) { + super.processMouseEvent(e); + } + } else { + super.processMouseEvent(e); + } + } else { + super.processMouseEvent(e); + } + int id = e.getID(); + switch (id) { + case MouseEvent.MOUSE_PRESSED: + break; + case MouseEvent.MOUSE_RELEASED: + break; + case MouseEvent.MOUSE_CLICKED: + doCheck(); + break; + case MouseEvent.MOUSE_EXITED: + break; + case MouseEvent.MOUSE_ENTERED: + break; + } + } + + @Override + protected void processMouseMotionEvent(MouseEvent e) { + if (e.getX() < X_COORDINATE) { + return; + } + + super.processMouseEvent(e); + } + + @Override + public Object[] getSelectedValues() { + List list = new ArrayList(selects.length); + for (int i = 0; i < selects.length; i++) { + if (selects[i]) { + list.add(this.getModel().getElementAt(i)); + } + } + + return list.toArray(); + } + + } + + private void doCheck() { + // p:这里必须改变所有选择checkbox. + int index = jlist.getSelectedIndex(); + boolean sValue = !selects[index]; + + // p:开始设置所有选择的checkbox. + int[] indices = jlist.getSelectedIndices(); + for (int i = 0; i < indices.length; i++) { + setSelected(indices[i], sValue); + } + for (boolean selected : selects) { + if (!selected) { + chooseAll.setSelected(false); + return; + } + } + chooseAll.setSelected(true); + repaint(); + } + + private static final Border NO_FOCUS_BORDER = new EmptyBorder(1, 1, 1, 1); + + private class CheckListCellRenderer extends UICheckBox implements ListCellRenderer { + + public CheckListCellRenderer() { + this.setOpaque(true); + this.setBorder(NO_FOCUS_BORDER); + } + + public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) { + this.setText(value2Text(value)); + this.setSelected(selects[index]); + this.setFont(list.getFont()); + + if (isSelected) { + this.setBackground(list.getSelectionBackground()); + this.setForeground(list.getSelectionForeground()); + } else { + this.setBackground(list.getBackground()); + this.setForeground(list.getForeground()); + } + + if (cellHasFocus) { + this.setBorder(UIManager.getBorder("List.focusCellHighlightBorder")); + } else { + this.setBorder(NO_FOCUS_BORDER); + } + + return this; + } + } + + public void addCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) { + this.listenerList.add(CheckBoxListSelectionChangeListener.class, l); + } + + public void removeCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) { + this.listenerList.remove(CheckBoxListSelectionChangeListener.class, l); + } + + public void fireCheckBoxListSelectionChangeListener() { + // Guaranteed to return a non-null array + Object[] listeners = listenerList.getListenerList(); + + // Process the listeners last to first, notifying + // those that are interested in this event + for (int i = listeners.length - 2; i >= 0; i -= 2) { + if (listeners[i] == CheckBoxListSelectionChangeListener.class) { + ((CheckBoxListSelectionChangeListener) listeners[i + 1]).selectionChanged(this); + } + } + + } + + public static interface CheckBoxListSelectionChangeListener extends EventListener { + public void selectionChanged(CheckBoxList target); + } + + public ListModel getModel() { + return jlist.getModel(); + } } \ No newline at end of file