zheng
6 years ago
8 changed files with 923 additions and 335 deletions
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package com.fr.design.gui.icombocheckbox; |
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import com.fr.base.BaseUtils; |
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import com.fr.design.constants.UIConstants; |
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import com.fr.design.gui.icontainer.UIScrollPane; |
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import com.fr.design.gui.ilable.UILabel; |
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import com.fr.design.gui.imenu.UIPopupMenu; |
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import com.fr.design.icon.IconPathConstants; |
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import com.fr.design.layout.FRGUIPaneFactory; |
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import javax.swing.*; |
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import java.awt.*; |
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import java.awt.event.*; |
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import java.util.ArrayList; |
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import java.util.List; |
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public class UICheckListPopup extends UIPopupMenu { |
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private List<ActionListener> listeners = new ArrayList<ActionListener>(); |
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private List<JCheckBox> checkBoxList = new ArrayList<JCheckBox>(); |
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private Object[] values; |
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private JPanel checkboxPane; |
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private UIScrollPane jScrollPane; |
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private Color mouseEnteredColor = UIConstants.CHECKBOX_HOVER_SELECTED; |
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private int maxDisplayNumber = 8; |
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public static final String COMMIT_EVENT = "commit"; |
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public static final String SELECT_ALL = com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Basic_Choose_All"); |
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private static final int CHECKBOX_HEIGHT = 25; |
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public UICheckListPopup(Object[] value) { |
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super(); |
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values = value; |
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initComponent(); |
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} |
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public void setMouseEnteredColor(Color color) { |
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this.mouseEnteredColor = color; |
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} |
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public void setMaxDisplayNumber(int maxDisplayNumber) { |
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this.maxDisplayNumber = maxDisplayNumber; |
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addCheckboxValues(values); |
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} |
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private void initComponent() { |
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checkboxPane = new JPanel(); |
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checkboxPane.setLayout(new GridLayout(checkBoxList.size(), 1, 0, 0)); |
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checkboxPane.setBackground(Color.WHITE); |
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jScrollPane = new UIScrollPane(checkboxPane); |
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this.setLayout(new BorderLayout()); |
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this.add(jScrollPane, BorderLayout.CENTER); |
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addCheckboxValues(values); |
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} |
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public void addCheckboxValues(Object[] value) { |
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checkboxPane.removeAll(); |
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checkBoxList.clear(); |
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//全选加在第一个位置
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addOneCheckValue(SELECT_ALL); |
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for (Object checkValue : value) { |
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addOneCheckValue(checkValue); |
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} |
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addSelectListener(); |
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jScrollPane.setPreferredSize(new Dimension(200, checkBoxList.size() * CHECKBOX_HEIGHT + 10)); |
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//超过1页的数量时显示滚动条
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if (checkBoxList.size() > maxDisplayNumber) { |
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jScrollPane.setPreferredSize(new Dimension(200, maxDisplayNumber * CHECKBOX_HEIGHT)); |
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} |
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checkboxPane.repaint(); |
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jScrollPane.repaint(); |
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} |
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private void addOneCheckValue(Object checkValue) { |
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JPanel checkPane = FRGUIPaneFactory.createNormalFlowInnerContainer_S_Pane(); |
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checkPane.setPreferredSize(new Dimension(185, CHECKBOX_HEIGHT)); |
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final JCheckBox temp = createCheckbox(); |
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final UILabel label = new UILabel(checkValue.toString()); |
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label.setBackground(Color.WHITE); |
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label.setPreferredSize(new Dimension(156, 20)); |
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checkPane.setBackground(Color.WHITE); |
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checkPane.add(temp); |
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checkPane.add(label); |
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addMouseListener(temp, label); |
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checkBoxList.add(temp); |
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checkboxPane.add(checkPane); |
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} |
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private JCheckBox createCheckbox() { |
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JCheckBox checkBox = new JCheckBox(); |
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checkBox.setPreferredSize(new Dimension(20, 20)); |
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checkBox.setBackground(Color.WHITE); |
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checkBox.setIcon(BaseUtils.readIcon(IconPathConstants.CHECKBOX_NORMAL)); |
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checkBox.setSelectedIcon(BaseUtils.readIcon(IconPathConstants.CHECKBOX_SELECTED)); |
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return checkBox; |
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} |
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/** |
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* 设置鼠标事件，鼠标进入时背景色变换 |
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* |
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* @param checkBox |
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* @param label |
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*/ |
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private void addMouseListener(final JCheckBox checkBox, final UILabel label) { |
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label.addMouseListener(new MouseAdapter() { |
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public void mouseExited(MouseEvent e) { |
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label.setBackground(Color.WHITE); |
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} |
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public void mouseEntered(MouseEvent e) { |
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label.setOpaque(true); |
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label.setBackground(mouseEnteredColor); |
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} |
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@Override |
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public void mouseClicked(MouseEvent e) { |
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checkBox.doClick(); |
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} |
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}); |
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} |
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/** |
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* 单选框选中事件 |
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*/ |
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private void addSelectListener() { |
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for (int i = 0; i < checkBoxList.size(); i++) { |
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JCheckBox checkBox = checkBoxList.get(i); |
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if (i == 0) { |
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checkBox.addItemListener(new ItemListener() { |
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public void itemStateChanged(ItemEvent e) { |
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//全选checkbox事件
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doSelectAll(checkBoxList.get(0).isSelected()); |
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} |
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}); |
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} else { |
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checkBox.addItemListener(new ItemListener() { |
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public void itemStateChanged(ItemEvent e) { |
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//do半选判断放在commit事件里
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commit(); |
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} |
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}); |
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} |
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} |
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} |
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/** |
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* 全选 |
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* |
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* @param isSelected 选中是true，未选是false |
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*/ |
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private void doSelectAll(boolean isSelected) { |
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for (int i = 1; i < checkBoxList.size(); i++) { |
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//全选和反全选都不考虑全选按钮本身
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if (!SELECT_ALL.equals(checkBoxList.get(i).getText())) |
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checkBoxList.get(i).setSelected(isSelected); |
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} |
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} |
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/** |
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* 获取所有选中的值 |
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* |
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* @return |
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*/ |
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public Object[] getSelectedValues() { |
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List<Object> selectedValues = new ArrayList<Object>(); |
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int selectCount = 0; |
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for (int i = 1; i < checkBoxList.size(); i++) { |
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if (checkBoxList.get(i).isSelected()) { |
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selectedValues.add(values[i - 1]); |
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selectCount++; |
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} |
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} |
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//全选半选切换
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switchSelectIcon(selectCount); |
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return selectedValues.toArray(new Object[selectedValues.size()]); |
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} |
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/** |
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* 切换全选半选图片 |
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*/ |
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private void switchSelectIcon(int selectCount) { |
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JCheckBox checkBox = checkBoxList.get(0); |
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if (selectCount == 0) { |
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checkBox.setIcon(BaseUtils.readIcon(IconPathConstants.CHECKBOX_NORMAL)); |
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} else if (selectCount < checkBoxList.size() - 1) { |
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//虽然有选中，但是要判断此时全选状态去换图标
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if (checkBoxList.get(0).isSelected()) { |
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checkBox.setSelectedIcon(BaseUtils.readIcon(IconPathConstants.CHECKBOX_HATFSELECT)); |
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} else { |
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checkBox.setIcon(BaseUtils.readIcon(IconPathConstants.CHECKBOX_HATFSELECT)); |
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} |
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} else { |
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//全选了，图标要换回来
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checkBox.setSelectedIcon(BaseUtils.readIcon(IconPathConstants.CHECKBOX_SELECTED)); |
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} |
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} |
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public void commit() { |
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fireActionPerformed(new ActionEvent(this, 0, COMMIT_EVENT)); |
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} |
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@Override |
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public Insets getInsets() { |
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return new Insets(0, 0, 0, 0); |
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} |
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public void addActionListener(ActionListener listener) { |
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if (!listeners.contains(listener)) |
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listeners.add(listener); |
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} |
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public void removeActionListener(ActionListener listener) { |
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if (listeners.contains(listener)) { |
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listeners.remove(listener); |
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} |
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} |
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protected void fireActionPerformed(ActionEvent e) { |
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for (ActionListener l : listeners) { |
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l.actionPerformed(e); |
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} |
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} |
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} |
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@ -0,0 +1,330 @@
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package com.fr.design.gui.icombocheckbox; |
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import com.fr.base.BaseUtils; |
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import com.fr.design.event.GlobalNameListener; |
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import com.fr.design.event.GlobalNameObserver; |
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import com.fr.design.event.UIObserver; |
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import com.fr.design.event.UIObserverListener; |
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import com.fr.design.gui.ibutton.UIButton; |
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import com.fr.design.gui.itextfield.UITextField; |
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import com.fr.design.icon.IconPathConstants; |
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import com.fr.design.layout.FRGUIPaneFactory; |
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import com.fr.stable.StringUtils; |
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import javax.swing.*; |
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import java.awt.*; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.event.MouseAdapter; |
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import java.awt.event.MouseEvent; |
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import java.util.ArrayList; |
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import java.util.List; |
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/** |
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* 设计器下拉复选框组件 |
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* 支持全选、半选 |
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* 可以设置悬停颜色、一页最多显示单选框个数 |
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* 可以省略显示 |
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*/ |
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public class UIComboCheckBox extends JComponent implements UIObserver, GlobalNameObserver { |
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//下拉框的值
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private Object[] values; |
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//已经选中的值
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private Object[] selectedValues; |
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private List<ActionListener> listeners = new ArrayList<ActionListener>(); |
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private UICheckListPopup popup; |
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private UITextField editor; |
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private UIButton arrowButton; |
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//选中的值之间显示的分隔符
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private String valueSperator; |
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private static final String DEFAULT_VALUE_SPERATOR = ","; |
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private static final String OMIT_TEXT = "..."; |
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private UIObserverListener uiObserverListener; |
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private GlobalNameListener globalNameListener = null; |
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private String multiComboName = StringUtils.EMPTY; |
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private boolean showOmitText = true; |
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public UIComboCheckBox(Object[] value) { |
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this(value, DEFAULT_VALUE_SPERATOR); |
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} |
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/** |
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* 自定义分隔符的复选框 |
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* |
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* @param value |
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* @param valueSperator |
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*/ |
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public UIComboCheckBox(Object[] value, String valueSperator) { |
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values = value; |
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this.valueSperator = valueSperator; |
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initComponent(); |
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} |
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/** |
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* 设置鼠标悬停的背景色 |
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* |
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* @param color |
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*/ |
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public void setCheckboxEnteredColor(Color color) { |
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this.popup.setMouseEnteredColor(color); |
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} |
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/** |
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* 设置弹出框最多显示单选的个数，超过显示滚动条 |
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*/ |
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public void setPopupMaxDisplayNumber(int maxDisplayNumber) { |
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this.popup.setMaxDisplayNumber(maxDisplayNumber); |
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} |
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/** |
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* 是否要超过文本框长度后显示省略号 |
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* |
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* @param isShowOmitText |
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*/ |
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public void isShowOmitText(boolean isShowOmitText) { |
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this.showOmitText = isShowOmitText; |
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} |
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private void initComponent() { |
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this.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0)); |
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this.popup = new UICheckListPopup(values); |
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this.popup.addActionListener(new PopupAction()); |
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this.editor = createEditor(); |
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this.arrowButton = createArrowButton(); |
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this.add(editor); |
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this.add(arrowButton); |
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setText(); |
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} |
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private UIButton createArrowButton() { |
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final UIButton arrowBtn = new UIButton(); |
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arrowBtn.setNormalPainted(false); |
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arrowBtn.setPreferredSize(new Dimension(20, 5)); |
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arrowBtn.setBackground(new Color(218, 218, 218)); |
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arrowBtn.setOpaque(true); |
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arrowBtn.setIcon(getIcon()); |
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arrowBtn.setExtraPainted(false); |
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addPopupListener(arrowBtn); |
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arrowBtn.addMouseListener(new MouseAdapter() { |
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@Override |
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public void mouseEntered(MouseEvent e) { |
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arrowBtn.setBackground(new Color(200, 200, 200)); |
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} |
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@Override |
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public void mouseExited(MouseEvent e) { |
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arrowBtn.setBackground(new Color(218, 218, 218)); |
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} |
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}); |
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return arrowBtn; |
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} |
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private UITextField createEditor() { |
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UITextField editor = new UITextField(); |
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editor.setEditable(false); |
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editor.setPreferredSize(new Dimension(180, 20)); |
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addPopupListener(editor); |
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return editor; |
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} |
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/** |
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* 弹出框事件 |
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* |
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* @param component |
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*/ |
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private void addPopupListener(Component component) { |
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component.addMouseListener(new MouseAdapter() { |
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public void mouseClicked(MouseEvent e) { |
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togglePopup(); |
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} |
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}); |
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} |
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/** |
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* 刷新复选框的列表值 |
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* |
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* @param value |
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*/ |
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public void refreshCombo(Object[] value) { |
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this.values = value; |
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this.popup.addCheckboxValues(value); |
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} |
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/** |
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* 获取复选框选中的值 |
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* |
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* @return 复选框选中的值 |
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*/ |
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public Object[] getSelectedValues() { |
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return popup.getSelectedValues(); |
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} |
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private class PopupAction implements ActionListener { |
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public void actionPerformed(ActionEvent e) { |
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if (e.getActionCommand().equals(UICheckListPopup.COMMIT_EVENT)) { |
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selectedValues = popup.getSelectedValues(); |
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setText(); |
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//把事件继续传递出去
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fireActionPerformed(e); |
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} |
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} |
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} |
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private void togglePopup() { |
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if (this.arrowButton.isEnabled()) { |
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popup.show(this, 0, getHeight()); |
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} |
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} |
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/** |
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* 清除文本框 |
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*/ |
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public void clearText() { |
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editor.setText(StringUtils.EMPTY); |
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} |
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/** |
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* 获取文本框内容 |
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*/ |
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public String getText() { |
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return editor.getText(); |
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} |
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/** |
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* 文本框设置显示值 |
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*/ |
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private void setText() { |
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StringBuilder builder = new StringBuilder(); |
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if (selectedValues != null) { |
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for (Object value : selectedValues) { |
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builder.append(value); |
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builder.append(valueSperator); |
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} |
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} |
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//去掉末尾多余的逗号
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String text = builder.length() > 0 ? builder.substring(0, builder.length() - 1) : StringUtils.EMPTY; |
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//计算加省略号后的文本
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editor.setText(this.showOmitText ? omitEditorText(editor, text) : text); |
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} |
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/** |
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* 根据字体大小计算得到省略后的文字 |
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* |
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* @param textEditor |
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* @param text |
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* @return 省略后的文字 |
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*/ |
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private static String omitEditorText(UITextField textEditor, String text) { |
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char[] omitChars = OMIT_TEXT.toCharArray(); |
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//获取字体的大小
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FontMetrics fontMetrics = textEditor.getFontMetrics(textEditor.getFont()); |
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//计算省略号的长度
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int omitLength = fontMetrics.charsWidth(omitChars, 0, omitChars.length); |
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String omitText = StringUtils.EMPTY; |
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char[] chars = text.toCharArray(); |
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for (int i = 1; i <= chars.length; i++) { |
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//如果原文本+省略号长度超过文本框
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if (fontMetrics.charsWidth(chars, 0, i) + omitLength > textEditor.getPreferredSize().getWidth()) { |
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//从第i-1的位置截断再拼上省略号
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omitText = text.substring(0, i - 2) + OMIT_TEXT; |
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break; |
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} |
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} |
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return omitText == StringUtils.EMPTY ? text : omitText; |
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} |
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/** |
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* 给组件登记一个观察者监听事件 |
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* |
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* @param listener 观察者监听事件 |
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*/ |
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@Override |
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public void registerChangeListener(UIObserverListener listener) { |
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this.uiObserverListener = listener; |
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} |
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@Override |
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public void setGlobalName(String name) { |
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multiComboName = name; |
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} |
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/** |
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* 组件是否需要响应添加的观察者事件 |
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* |
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* @return 如果需要响应观察者事件则返回true，否则返回false |
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*/ |
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@Override |
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public boolean shouldResponseChangeListener() { |
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return true; |
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} |
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/** |
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* 注册观察者监听事件 |
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* |
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* @param listener 观察者监听事件 |
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*/ |
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@Override |
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public void registerNameListener(GlobalNameListener listener) { |
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globalNameListener = listener; |
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} |
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private Icon getIcon() { |
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return BaseUtils.readIcon(IconPathConstants.ARROW_ICON_PATH); |
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} |
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/** |
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* 组件是否需要响应观察者事件 |
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* |
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* @return 如果需要响应观察者事件则返回true，否则返回false |
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*/ |
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@Override |
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public boolean shouldResponseNameListener() { |
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return true; |
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} |
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public void addActionListener(ActionListener listener) { |
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if (!listeners.contains(listener)) |
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listeners.add(listener); |
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} |
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public void removeActionListener(ActionListener listener) { |
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if (listeners.contains(listener)) |
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listeners.remove(listener); |
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} |
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protected void fireActionPerformed(ActionEvent e) { |
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for (ActionListener l : listeners) { |
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l.actionPerformed(e); |
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} |
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} |
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/** |
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* 简单的测试demo |
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* @param args |
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*/ |
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public static void main(String args[]) { |
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UIComboCheckBox comboBox = new UIComboCheckBox(new Object[] |
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{"MATA", "HANA", "KAKA", "KUKA", "INFI", "LILY", "RIBO", "CUBE", "MATA", "HANA", "KAKA", "KUKA"}); |
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comboBox.isShowOmitText(false); |
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comboBox.setPopupMaxDisplayNumber(6); |
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JPanel jPanel = FRGUIPaneFactory.createNormalFlowInnerContainer_S_Pane(); |
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jPanel.add(comboBox); |
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JFrame jFrame = new JFrame(); |
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jFrame.setVisible(true); |
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jFrame.setSize(600, 400); |
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jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
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jFrame.add(jPanel, BorderLayout.CENTER); |
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} |
||||
} |
||||
|
After Width: | Height: | Size: 164 B |
|
After Width: | Height: | Size: 200 B |
|
After Width: | Height: | Size: 337 B |
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Reference in new issue