monthpanel.java

这个项目是为Java平台提供一个灵活的日历组件(Ok)

          //and then retrieve the Weeknumbers
          int backToWeekStart=0;
          int value = calendar.get(Calendar.DAY_OF_WEEK);
          if (value == Calendar.SUNDAY) {
            backToWeekStart = -6;
          } else if (value == Calendar.MONDAY) { 
            backToWeekStart = 0;
          } else if (value == Calendar.TUESDAY) { 
            backToWeekStart = -1;
          } else if (value == Calendar.WEDNESDAY) { 
            backToWeekStart = -2;
          } else if (value == Calendar.THURSDAY) { 
            backToWeekStart = -3;
          } else if (value == Calendar.FRIDAY) { 
            backToWeekStart = -4;
          } else if (value == Calendar.SATURDAY) { 
            backToWeekStart = -5;
          }
          
          if (calendar.getFirstDayOfWeek() == Calendar.MONDAY) {
            calendar.add(Calendar.DATE, backToWeekStart );
          } else {
            calendar.add(Calendar.DATE, backToWeekStart - 1 );
          }
          
          
          for (int i = 0; i < weeks.length; i++) {
            weeks[i].setValue(Integer.toString(calendar.get(Calendar.WEEK_OF_YEAR)));
            calendar.add(Calendar.DATE,7); //jump to next week
          }
        }
        
        repaint();
        fireChangeEvent(new ChangeEvent(this));
    }
    
    /**
     * Refreshes the showing of this component.
     */
    public void refresh() {
        for (int i = 0; i < paneles.length; i++) {
            for (int j = 0; j < paneles[i].length; j++) {
                if (model != null) {
                    paneles[i][j].setData(model.getData(paneles[i][j].getDate()));
                    paneles[i][j].setPrintMoon(printMoon);
                }
            }
        }
        repaint();
    }
    
    /**
     * Returns the currently selected day.
     * @return selected Date
     */
    public Date getDay() {
        return date;
    }
    
    /**
     * Event fired every date selection change.
     * @param e event fired
     */
    protected void fireChangeEvent(ChangeEvent e) {
        Iterator it = changelisteners.iterator();
        while (it.hasNext()) {
            ((ChangeListener) it.next()).stateChanged(e);
        }
    }
    
    /**
     * Getter for property model.
     *
     * @return Value of property model.
     */
    public DataModel getModel() {
        return this.model;
    }
    
    /**
     * Setter for property model.
     *
     * @param model
     *            New value of property model.
     */
    public void setModel(DataModel model) {
        this.model = model;
    }
    
    /**
     * Getter for property renderer.
     * @return Value of property renderer.
     */
    public DayRenderer getRenderer() {
        return renderer;
    }
    
    /**
     * Setter for property renderer.
     * @param renderer New value of property renderer.
     */
    public void setRenderer(DayRenderer renderer) {
        this.renderer = renderer;
        for (int i = 0; i < paneles.length; i++) {
            for (int j = 0; j < paneles[i].length; j++) {
                paneles[i][j].setRenderer(renderer);
            }
        }
    }
    
    /**
     * Getter for property headerRenderer.
     * @return Value of property headerRenderer.
     */
    public HeaderRenderer getHeaderRenderer() {
        return this.headerRenderer;
    }
    
    /**
     * Setter for property headerRenderer.
     * @param headerRenderer New value of property headerRenderer.
     */
    public void setHeaderRenderer(HeaderRenderer headerRenderer) {
        this.headerRenderer = headerRenderer;
        for (int i = 0; i < headers.length; i++) {
            headers[i].setRenderer(headerRenderer);
        }
        if (showWeekNumber) {
            for (int i = 0; i < weeks.length; i++) {
                weeks[i].setRenderer(headerRenderer);
            }
        }
    }
    
    /**
     * Specifies how many days should the first week of the year contain <br>
     * If not specified, i.e. 0, then no changes from the defaults are done
     * 
     * @param number
     */
    public void  setMinimalDaysInFirstWeek(int number) {
      if (minimalDaysInFirstWeek != number) {
        minimalDaysInFirstWeek = number;
        setHeaders();
        setMonth(getMonth());
      }
    }
    
    /**
     * @return how many weekdays does the first week of the year have
     */
    public int getMinimalDaysInFirstWeek() {
      return minimalDaysInFirstWeek;
    }
    /**
     * Getter for property workingdays.
     * @return Value of property workingdays.
     */
    public boolean[] getWorkingdays() {
        return this.workingdays;
    }
    
    /**
     * Setter for property workingdays.
     * @param workingdays New value of property workingdays.
     */
    public void setWorkingdays(boolean[] workingdays) {
        if (workingdays == null) return;
        this.workingdays = workingdays;
        for (int i = 0; i < paneles.length; i++) {
            for (int j = 0; j < paneles[i].length; j++) {
                paneles[i][j].setWorking(workingdays[dayorder[j + 1] - 1]);
            }
        }
    }
    
    
    /**
     * Getter for property firstDayOfWeek.
     * @return Value of property firstDayOfWeek.
     */
    public int getFirstDayOfWeek() {
        return calendar.getFirstDayOfWeek();
    }
    
    /**
     * Setter for property firstDayOfWeek.
     * @param firstDayOfWeek New value of property firstDayOfWeek.
     */
    public void setFirstDayOfWeek(int firstDayOfWeek) {
        if ((firstDayOfWeek == Calendar.MONDAY) || (firstDayOfWeek == Calendar.SUNDAY)) {
            calendar.setFirstDayOfWeek(firstDayOfWeek);
            check.setFirstDayOfWeek(firstDayOfWeek);
            if (firstDayOfWeek == Calendar.SUNDAY) {
                dayorder = SUNDAYFIRST;
            } else dayorder = MONDAYFIRST;
            setHeaders();
            setMonth(getMonth());
        }
        setWorkingdays(getWorkingdays());
    }
    
    /**
     * @return Returns the defaultWorking.
     */
    public static boolean[] getDefaultWorking() {
        return DEFAULTWORKING;
    }
    
    /**
     * Enables or disables the component
     * @param b true for enabling
     */
    public void setEnabled(boolean b) {
        for (int i=0; i < daypanels.length; i++) {
            daypanels[i].setComponentEnabled(b);
        }
    }
    
    /**
     * Getter for enabled property
     * @return true if it's enabled
     */
    public boolean isEnabled() {
        return daypanels[0].isComponentEnabled();
    }
    
    /**
     * @return Returns the antiAliased.
     */
    public boolean isAntiAliased() {
        return antiAliased;
    }
    
    /**
     * @param antiAliased The antiAliased to set.
     */
    public void setAntiAliased(boolean antiAliased) {
        this.antiAliased = antiAliased;
        for (int i=0; i < daypanels.length; i++) {
            daypanels[i].setAntiAliased(antiAliased);
        }
        
        for (int i=0; i < headers.length; i++) {
            headers[i].setAntiAliased(antiAliased);
        }
        
        if (showWeekNumber) {
            for (int i=0; i < weeks.length; i++) {
                weeks[i].setAntiAliased(antiAliased);
            }
        }
        repaint();
    }
    /**
     * @return Returns the daypanels.
     */
    protected DayPanel[] getDaypanels() {
        return daypanels;
    }
    /**
     * @param daypanels The daypanels to set.
     */
    protected void setDaypanels(DayPanel[] daypanels) {
        this.daypanels = daypanels;
    }
    
    public Date getMinDate() {
        Calendar cal = new GregorianCalendar();
        cal.setTime(date);
        cal.add(Calendar.DAY_OF_MONTH, (cal.get(Calendar.DAY_OF_MONTH) * -1) + 1);
        return cal.getTime();
    }
    
    public Date getMaxDate() {
        Calendar cal = new GregorianCalendar();
        cal.setTime(date);
        cal.add(Calendar.DAY_OF_MONTH, (cal.get(Calendar.DAY_OF_MONTH) * -1) + 1);
        cal.add(Calendar.MONTH,1);
        cal.add(Calendar.DAY_OF_YEAR, -1);
        return cal.getTime();
    }
    
    /**
     * @return Returns the printMoon.
     */
    public boolean isPrintMoon() {
      return printMoon;
    }
    
    /**
     * @param printMoon The printMoon to set.
     */
    public void setPrintMoon(boolean printMoon) {
      if (this.printMoon != printMoon) {
        
        this.printMoon = printMoon;
        for (int i = 0; i < paneles.length; i++) {
          for (int j = 0; j < paneles[i].length; j++) {
            paneles[i][j].setPrintMoon(printMoon);
          }
        }
      }
    }
    
}