联系人列表为空，请先登录

  1. 查询
  2. 包列表
  3. 类列表
  4. 方法
  5. javax.swing.table.JTableHeader#getLocationOnScreen ( )

javax.swing.table.JTableHeader#getLocationOnScreen ( )源码实例Demo

下面列出了javax.swing.table.JTableHeader#getLocationOnScreen ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： jdk8u-dev-jdk   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码2 项目： TencentKona-8   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码3 项目： jdk8u_jdk   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码4 项目： openjdk-jdk8u-backup   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码5 项目： openjdk-jdk9   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        robot.waitForIdle();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码6 项目： jdk8u-jdk   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码7 项目： hottub   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码8 项目： openjdk-8-source   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码9 项目： openjdk-8   文件： bug6884066.java 
public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
        Robot robot = new Robot();
        robot.setAutoDelay(20);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                // just to quickly grab a column model
                JTable table = new JTable(10, 5);
                header = new JTableHeader(table.getColumnModel());
                checkColumn(0, "A");
                JFrame frame = new JFrame("standalone header");
                frame.add(header);
                frame.pack();
                frame.setVisible(true);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            }
        });
        toolkit.realSync();
        Point point = header.getLocationOnScreen();
        robot.mouseMove(point.x + 3, point.y + 3);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        for (int i = 0; i < header.getWidth() - 3; i++) {
            robot.mouseMove(point.x + i, point.y + 3);
        }
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                TableColumnModel model = header.getColumnModel();
                checkColumn(model.getColumnCount() - 1, "A");
            }
        });
    }
源代码10 项目： dragonwell8_jdk   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码11 项目： TencentKona-8   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码12 项目： jdk8u60   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码13 项目： jdk8u-jdk   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码14 项目： openjdk-jdk8u   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码15 项目： openjdk-jdk8u-backup   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码16 项目： openjdk-jdk9   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    robot.waitForIdle();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码17 项目： jdk8u-jdk   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码18 项目： jdk8u_jdk   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码19 项目： openjdk-8-source   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
源代码20 项目： openjdk-8   文件： bug6777378.java 
public static void main(String[] args) throws Exception {
    SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
    Robot robot = new Robot();
    robot.setAutoDelay(20);
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            try {
                UIManager.setLookAndFeel(new MetalLookAndFeel());
            } catch (Exception e) {
                e.printStackTrace();
            }
            JTable table = new JTable(new AbstractTableModel() {
                public int getRowCount() {
                    return 10;
                }

                public int getColumnCount() {
                    return 10;
                }

                public Object getValueAt(int rowIndex, int columnIndex) {
                    return "" + rowIndex + " " + columnIndex;
                }
            });

            header = new JTableHeader(table.getColumnModel());
            header.setToolTipText("hello");

            frame = new JFrame();
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.add(header);

            frame.setSize(300, 300);
            frame.setVisible(true);
        }
    });
    toolkit.realSync();
    Point point = header.getLocationOnScreen();
    robot.mouseMove(point.x + 20, point.y + 50);
    robot.mouseMove(point.x + 30, point.y + 50);
    robot.mousePress(InputEvent.BUTTON1_MASK);
    robot.mouseRelease(InputEvent.BUTTON1_MASK);
}
 方法所在类
javax.swing.table.JTableHeader
 同类方法
addMouseListener ( )
getLocationOnScreen ( )
setReorderingAllowed ( )
getDraggedColumn ( )
getHeaderRect ( )
getColumnModel ( )
getDefaultRenderer ( )
getTable ( )
setDefaultRenderer ( )
repaint ( )
setResizingAllowed ( )
getWidth ( )
setResizingColumn ( )
getFont ( )
getForeground ( )
setPreferredSize ( )
getResizingColumn ( )
setDraggedColumn ( )
columnAtPoint ( )
setBackground ( )
dispatchEvent ( )
isPaintingForPrint ( )