Android 日历方式显示的日期选择组件

 运行结果:


此Widget组件只包含五个类文件:

• DateWidget
• DateWidgetDayCell
• DateWidgetDayHeader
• DayStyle
• SymbolButton

*红色为启动的activity

DateWidget.java:

Java代码  

1. package com.iaiai;   
2.   
3. import java.text.SimpleDateFormat;   
4. import java.util.ArrayList;   
5. import java.util.Calendar;   
6.   
7. import android.app.Activity;   
8. import android.os.Bundle;   
9. import android.view.Gravity;   
10. import android.view.View;   
11. import android.widget.Button;   
12. import android.widget.LinearLayout;   
13. import android.widget.LinearLayout.LayoutParams;   
14. import android.widget.TextView;   
15.   
16. /**  
17.  *   
18.  * <p>  
19.  * Title: DateWidget.java  
20.  * </p>  
21.  * <p>  
22.  * E-Mail: [e-mail]  
23.  * </p>  
24.  * <p>  
25.  * QQ: 176291935  
26.  * </p>  
27.  * <p>  
28.  * Http: iaiai.iteye.com  
29.  * </p>  
30.  * <p>  
31.  * Create time: 2011-8-19  
32.  * </p>  
33.  *   
34.  * @author 丸子  
35.  * @version 0.0.1  
36.  */  
37. public class DateWidget extends Activity {   
38.     private ArrayList<DateWidgetDayCell> days = new ArrayList<DateWidgetDayCell>();   
39.     // private SimpleDateFormat dateMonth = new SimpleDateFormat("MMMM yyyy");  
40.     private Calendar calStartDate = Calendar.getInstance();   
41.     private Calendar calToday = Calendar.getInstance();   
42.     private Calendar calCalendar = Calendar.getInstance();   
43.     private Calendar calSelected = Calendar.getInstance();   
44.     LinearLayout layContent = null;   
45.     Button btnPrev = null;   
46.     Button btnToday = null;   
47.     Button btnNext = null;   
48.     private int iFirstDayOfWeek = Calendar.MONDAY;   
49.     private int iMonthViewCurrentMonth = 0;   
50.     private int iMonthViewCurrentYear = 0;   
51.     public static final int SELECT_DATE_REQUEST = 111;   
52.     private static final int iDayCellSize = 38;   
53.     private static final int iDayHeaderHeight = 24;   
54.     private static final int iTotalWidth = (iDayCellSize * 7);   
55.     private TextView tv;   
56.     private int mYear;   
57.     private int mMonth;   
58.     private int mDay;   
59.   
60.     @Override  
61.     public void onCreate(Bundle icicle) {   
62.         super.onCreate(icicle);   
63.         iFirstDayOfWeek = Calendar.MONDAY;   
64.         mYear = calSelected.get(Calendar.YEAR);   
65.         mMonth = calSelected.get(Calendar.MONTH);   
66.         mDay = calSelected.get(Calendar.DAY_OF_MONTH);   
67.         setContentView(generateContentView());   
68.         calStartDate = getCalendarStartDate();   
69.         DateWidgetDayCell daySelected = updateCalendar();   
70.         updateControlsState();   
71.         if (daySelected != null)   
72.             daySelected.requestFocus();   
73.     }   
74.   
75.     @Override  
76.     public void onStart() {   
77.         super.onStart();   
78.   
79.     }   
80.   
81.     private LinearLayout createLayout(int iOrientation) {   
82.         LinearLayout lay = new LinearLayout(this);   
83.         lay.setLayoutParams(new LayoutParams(   
84.                 android.view.ViewGroup.LayoutParams.FILL_PARENT,   
85.                 android.view.ViewGroup.LayoutParams.WRAP_CONTENT));   
86.         lay.setOrientation(iOrientation);   
87.         return lay;   
88.     }   
89.   
90.     private Button createButton(String sText, int iWidth, int iHeight) {   
91.         Button btn = new Button(this);   
92.         btn.setText(sText);   
93.         btn.setLayoutParams(new LayoutParams(iWidth, iHeight));   
94.         return btn;   
95.     }   
96.   
97.     private void generateTopButtons(LinearLayout layTopControls) {   
98.         final int iHorPadding = 24;   
99.         final int iSmallButtonWidth = 60;   
100.         btnToday = createButton("", iTotalWidth - iSmallButtonWidth   
101.                 - iSmallButtonWidth,   
102.                 android.view.ViewGroup.LayoutParams.WRAP_CONTENT);   
103.         btnToday.setPadding(iHorPadding, btnToday.getPaddingTop(), iHorPadding,   
104.                 btnToday.getPaddingBottom());   
105.         btnToday.setBackgroundResource(android.R.drawable.btn_default_small);   
106.   
107.         SymbolButton btnPrev = new SymbolButton(this,   
108.                 SymbolButton.symbol.arrowLeft);   
109.         btnPrev.setLayoutParams(new LayoutParams(iSmallButtonWidth,   
110.                 android.view.ViewGroup.LayoutParams.WRAP_CONTENT));   
111.         btnPrev.setBackgroundResource(android.R.drawable.btn_default_small);   
112.   
113.         SymbolButton btnNext = new SymbolButton(this,   
114.                 SymbolButton.symbol.arrowRight);   
115.         btnNext.setLayoutParams(new LayoutParams(iSmallButtonWidth,   
116.                 android.view.ViewGroup.LayoutParams.WRAP_CONTENT));   
117.         btnNext.setBackgroundResource(android.R.drawable.btn_default_small);   
118.   
119.         // set events   
120.         btnPrev.setOnClickListener(new Button.OnClickListener() {   
121.             public void onClick(View arg0) {   
122.                 setPrevViewItem();   
123.             }   
124.         });   
125.         btnToday.setOnClickListener(new Button.OnClickListener() {   
126.             public void onClick(View arg0) {   
127.   
128.                 setTodayViewItem();   
129.                 String s = calToday.get(Calendar.YEAR) + "/"  
130.                         + (calToday.get(Calendar.MONTH) + 1);   
131.                 btnToday.setText(s);   
132.             }   
133.         });   
134.         btnNext.setOnClickListener(new Button.OnClickListener() {   
135.             public void onClick(View arg0) {   
136.                 setNextViewItem();   
137.             }   
138.         });   
139.   
140.         layTopControls.setGravity(Gravity.CENTER_HORIZONTAL);   
141.         layTopControls.addView(btnPrev);   
142.         layTopControls.addView(btnToday);   
143.         layTopControls.addView(btnNext);   
144.     }   
145.   
146.     private View generateContentView() {   
147.         LinearLayout layMain = createLayout(LinearLayout.VERTICAL);   
148.         layMain.setPadding(8, 8, 8, 8);   
149.         LinearLayout layTopControls = createLayout(LinearLayout.HORIZONTAL);   
150.   
151.         layContent = createLayout(LinearLayout.VERTICAL);   
152.         layContent.setPadding(20, 0, 20, 0);   
153.         generateTopButtons(layTopControls);   
154.         generateCalendar(layContent);   
155.         layMain.addView(layTopControls);   
156.         layMain.addView(layContent);   
157.   
158.         tv = new TextView(this);   
159.         layMain.addView(tv);   
160.         return layMain;   
161.     }   
162.   
163.     private View generateCalendarRow() {   
164.         LinearLayout layRow = createLayout(LinearLayout.HORIZONTAL);   
165.         for (int iDay = 0; iDay < 7; iDay++) {   
166.             DateWidgetDayCell dayCell = new DateWidgetDayCell(this,   
167.                     iDayCellSize, iDayCellSize);   
168.             dayCell.setItemClick(mOnDayCellClick);   
169.             days.add(dayCell);   
170.             layRow.addView(dayCell);   
171.         }   
172.         return layRow;   
173.     }   
174.   
175.     private View generateCalendarHeader() {   
176.         LinearLayout layRow = createLayout(LinearLayout.HORIZONTAL);   
177.         for (int iDay = 0; iDay < 7; iDay++) {   
178.             DateWidgetDayHeader day = new DateWidgetDayHeader(this,   
179.                     iDayCellSize, iDayHeaderHeight);   
180.             final int iWeekDay = DayStyle.getWeekDay(iDay, iFirstDayOfWeek);   
181.             day.setData(iWeekDay);   
182.             layRow.addView(day);   
183.         }   
184.         return layRow;   
185.     }   
186.   
187.     private void generateCalendar(LinearLayout layContent) {   
188.         layContent.addView(generateCalendarHeader());   
189.         days.clear();   
190.         for (int iRow = 0; iRow < 6; iRow++) {   
191.             layContent.addView(generateCalendarRow());   
192.         }   
193.     }   
194.   
195.     private Calendar getCalendarStartDate() {   
196.         calToday.setTimeInMillis(System.currentTimeMillis());   
197.         calToday.setFirstDayOfWeek(iFirstDayOfWeek);   
198.   
199.         if (calSelected.getTimeInMillis() == 0) {   
200.             calStartDate.setTimeInMillis(System.currentTimeMillis());   
201.             calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);   
202.         } else {   
203.             calStartDate.setTimeInMillis(calSelected.getTimeInMillis());   
204.             calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);   
205.         }   
206.   
207.         UpdateStartDateForMonth();   
208.   
209.         return calStartDate;   
210.     }   
211.   
212.     private DateWidgetDayCell updateCalendar() {   
213.         DateWidgetDayCell daySelected = null;   
214.         boolean bSelected = false;   
215.         final boolean bIsSelection = (calSelected.getTimeInMillis() != 0);   
216.         final int iSelectedYear = calSelected.get(Calendar.YEAR);   
217.         final int iSelectedMonth = calSelected.get(Calendar.MONTH);   
218.         final int iSelectedDay = calSelected.get(Calendar.DAY_OF_MONTH);   
219.         calCalendar.setTimeInMillis(calStartDate.getTimeInMillis());   
220.         for (int i = 0; i < days.size(); i++) {   
221.             final int iYear = calCalendar.get(Calendar.YEAR);   
222.             final int iMonth = calCalendar.get(Calendar.MONTH);   
223.             final int iDay = calCalendar.get(Calendar.DAY_OF_MONTH);   
224.             final int iDayOfWeek = calCalendar.get(Calendar.DAY_OF_WEEK);   
225.             DateWidgetDayCell dayCell = days.get(i);   
226.             // check today   
227.             boolean bToday = false;   
228.             if (calToday.get(Calendar.YEAR) == iYear)   
229.                 if (calToday.get(Calendar.MONTH) == iMonth)   
230.                     if (calToday.get(Calendar.DAY_OF_MONTH) == iDay)   
231.                         bToday = true;   
232.             // check holiday   
233.             boolean bHoliday = false;   
234.             if ((iDayOfWeek == Calendar.SATURDAY)   
235.                     || (iDayOfWeek == Calendar.SUNDAY))   
236.                 bHoliday = true;   
237.             if ((iMonth == Calendar.JANUARY) && (iDay == 1))   
238.                 bHoliday = true;   
239.   
240.             dayCell.setData(iYear, iMonth, iDay, bToday, bHoliday,   
241.                     iMonthViewCurrentMonth);   
242.             bSelected = false;   
243.             if (bIsSelection)   
244.                 if ((iSelectedDay == iDay) && (iSelectedMonth == iMonth)   
245.                         && (iSelectedYear == iYear)) {   
246.                     bSelected = true;   
247.                 }   
248.             dayCell.setSelected(bSelected);   
249.             if (bSelected)   
250.                 daySelected = dayCell;   
251.             calCalendar.add(Calendar.DAY_OF_MONTH, 1);   
252.         }   
253.         layContent.invalidate();   
254.         return daySelected;   
255.     }   
256.   
257.     private void UpdateStartDateForMonth() {   
258.         iMonthViewCurrentMonth = calStartDate.get(Calendar.MONTH);   
259.         iMonthViewCurrentYear = calStartDate.get(Calendar.YEAR);   
260.         calStartDate.set(Calendar.DAY_OF_MONTH, 1);   
261.         UpdateCurrentMonthDisplay();   
262.         // update days for week   
263.         int iDay = 0;   
264.         int iStartDay = iFirstDayOfWeek;   
265.         if (iStartDay == Calendar.MONDAY) {   
266.             iDay = calStartDate.get(Calendar.DAY_OF_WEEK) - Calendar.MONDAY;   
267.             if (iDay < 0)   
268.                 iDay = 6;   
269.         }   
270.         if (iStartDay == Calendar.SUNDAY) {   
271.             iDay = calStartDate.get(Calendar.DAY_OF_WEEK) - Calendar.SUNDAY;   
272.             if (iDay < 0)   
273.                 iDay = 6;   
274.         }   
275.         calStartDate.add(Calendar.DAY_OF_WEEK, -iDay);   
276.     }   
277.   
278.     private void UpdateCurrentMonthDisplay() {   
279.         String s = calCalendar.get(Calendar.YEAR) + "/"  
280.                 + (calCalendar.get(Calendar.MONTH) + 1);// dateMonth.format(calCalendar.getTime());  
281.         btnToday.setText(s);   
282.         mYear = calCalendar.get(Calendar.YEAR);   
283.     }   
284.   
285.     private void setPrevViewItem() {   
286.         iMonthViewCurrentMonth--;   
287.         if (iMonthViewCurrentMonth == -1) {   
288.             iMonthViewCurrentMonth = 11;   
289.             iMonthViewCurrentYear--;   
290.         }   
291.         calStartDate.set(Calendar.DAY_OF_MONTH, 1);   
292.         calStartDate.set(Calendar.MONTH, iMonthViewCurrentMonth);   
293.         calStartDate.set(Calendar.YEAR, iMonthViewCurrentYear);   
294.         UpdateStartDateForMonth();   
295.         updateCalendar();   
296.   
297.     }   
298.   
299.     private void setTodayViewItem() {   
300.         calToday.setTimeInMillis(System.currentTimeMillis());   
301.         calToday.setFirstDayOfWeek(iFirstDayOfWeek);   
302.         calStartDate.setTimeInMillis(calToday.getTimeInMillis());   
303.         calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);   
304.         UpdateStartDateForMonth();   
305.         updateCalendar();   
306.     }   
307.   
308.     private void setNextViewItem() {   
309.         iMonthViewCurrentMonth++;   
310.         if (iMonthViewCurrentMonth == 12) {   
311.             iMonthViewCurrentMonth = 0;   
312.             iMonthViewCurrentYear++;   
313.         }   
314.         calStartDate.set(Calendar.DAY_OF_MONTH, 1);   
315.         calStartDate.set(Calendar.MONTH, iMonthViewCurrentMonth);   
316.         calStartDate.set(Calendar.YEAR, iMonthViewCurrentYear);   
317.         UpdateStartDateForMonth();   
318.         updateCalendar();   
319.   
320.     }   
321.   
322.     private DateWidgetDayCell.OnItemClick mOnDayCellClick = new DateWidgetDayCell.OnItemClick() {   
323.         public void OnClick(DateWidgetDayCell item) {   
324.             calSelected.setTimeInMillis(item.getDate().getTimeInMillis());   
325.             item.setSelected(true);   
326.             updateCalendar();   
327.             updateControlsState();   
328.         }   
329.     };   
330.   
331.     private void updateControlsState() {   
332.         SimpleDateFormat dateFull = new SimpleDateFormat("d MMMM yyyy");   
333.         mYear = calSelected.get(Calendar.YEAR);   
334.         mMonth = calSelected.get(Calendar.MONTH);   
335.         mDay = calSelected.get(Calendar.DAY_OF_MONTH);   
336.         tv.setText(new StringBuilder().append(mYear).append("/")   
337.                 .append(format(mMonth + 1)).append("/").append(format(mDay))   
338.                 .append("-----").append(dateFull.format(calSelected.getTime())));   
339.     }   
340.   
341.     private String format(int x) {   
342.         String s = "" + x;   
343.         if (s.length() == 1)   
344.             s = "0" + s;   
345.         return s;   
346.     }   
347.   
348. }  

package com.iaiai;import java.text.SimpleDateFormat;import java.util.ArrayList;import java.util.Calendar;import android.app.Activity;import android.os.Bundle;import android.view.Gravity;import android.view.View;import android.widget.Button;import android.widget.LinearLayout;import android.widget.LinearLayout.LayoutParams;import android.widget.TextView;/** *  * <p> * Title: DateWidget.java * </p> * <p> * E-Mail: [e-mail] * </p> * <p> * QQ: 176291935 * </p> * <p> * Http: iaiai.iteye.com * </p> * <p> * Create time: 2011-8-19 * </p> *  * @author 丸子 * @version 0.0.1 */public class DateWidget extends Activity {private ArrayList<DateWidgetDayCell> days = new ArrayList<DateWidgetDayCell>();// private SimpleDateFormat dateMonth = new SimpleDateFormat("MMMM yyyy");private Calendar calStartDate = Calendar.getInstance();private Calendar calToday = Calendar.getInstance();private Calendar calCalendar = Calendar.getInstance();private Calendar calSelected = Calendar.getInstance();LinearLayout layContent = null;Button btnPrev = null;Button btnToday = null;Button btnNext = null;private int iFirstDayOfWeek = Calendar.MONDAY;private int iMonthViewCurrentMonth = 0;private int iMonthViewCurrentYear = 0;public static final int SELECT_DATE_REQUEST = 111;private static final int iDayCellSize = 38;private static final int iDayHeaderHeight = 24;private static final int iTotalWidth = (iDayCellSize * 7);private TextView tv;private int mYear;private int mMonth;private int mDay;@Overridepublic void onCreate(Bundle icicle) {super.onCreate(icicle);iFirstDayOfWeek = Calendar.MONDAY;mYear = calSelected.get(Calendar.YEAR);mMonth = calSelected.get(Calendar.MONTH);mDay = calSelected.get(Calendar.DAY_OF_MONTH);setContentView(generateContentView());calStartDate = getCalendarStartDate();DateWidgetDayCell daySelected = updateCalendar();updateControlsState();if (daySelected != null)daySelected.requestFocus();}@Overridepublic void onStart() {super.onStart();}private LinearLayout createLayout(int iOrientation) {LinearLayout lay = new LinearLayout(this);lay.setLayoutParams(new LayoutParams(android.view.ViewGroup.LayoutParams.FILL_PARENT,android.view.ViewGroup.LayoutParams.WRAP_CONTENT));lay.setOrientation(iOrientation);return lay;}private Button createButton(String sText, int iWidth, int iHeight) {Button btn = new Button(this);btn.setText(sText);btn.setLayoutParams(new LayoutParams(iWidth, iHeight));return btn;}private void generateTopButtons(LinearLayout layTopControls) {final int iHorPadding = 24;final int iSmallButtonWidth = 60;btnToday = createButton("", iTotalWidth - iSmallButtonWidth- iSmallButtonWidth,android.view.ViewGroup.LayoutParams.WRAP_CONTENT);btnToday.setPadding(iHorPadding, btnToday.getPaddingTop(), iHorPadding,btnToday.getPaddingBottom());btnToday.setBackgroundResource(android.R.drawable.btn_default_small);SymbolButton btnPrev = new SymbolButton(this,SymbolButton.symbol.arrowLeft);btnPrev.setLayoutParams(new LayoutParams(iSmallButtonWidth,android.view.ViewGroup.LayoutParams.WRAP_CONTENT));btnPrev.setBackgroundResource(android.R.drawable.btn_default_small);SymbolButton btnNext = new SymbolButton(this,SymbolButton.symbol.arrowRight);btnNext.setLayoutParams(new LayoutParams(iSmallButtonWidth,android.view.ViewGroup.LayoutParams.WRAP_CONTENT));btnNext.setBackgroundResource(android.R.drawable.btn_default_small);// set eventsbtnPrev.setOnClickListener(new Button.OnClickListener() {public void onClick(View arg0) {setPrevViewItem();}});btnToday.setOnClickListener(new Button.OnClickListener() {public void onClick(View arg0) {setTodayViewItem();String s = calToday.get(Calendar.YEAR) + "/"+ (calToday.get(Calendar.MONTH) + 1);btnToday.setText(s);}});btnNext.setOnClickListener(new Button.OnClickListener() {public void onClick(View arg0) {setNextViewItem();}});layTopControls.setGravity(Gravity.CENTER_HORIZONTAL);layTopControls.addView(btnPrev);layTopControls.addView(btnToday);layTopControls.addView(btnNext);}private View generateContentView() {LinearLayout layMain = createLayout(LinearLayout.VERTICAL);layMain.setPadding(8, 8, 8, 8);LinearLayout layTopControls = createLayout(LinearLayout.HORIZONTAL);layContent = createLayout(LinearLayout.VERTICAL);layContent.setPadding(20, 0, 20, 0);generateTopButtons(layTopControls);generateCalendar(layContent);layMain.addView(layTopControls);layMain.addView(layContent);tv = new TextView(this);layMain.addView(tv);return layMain;}private View generateCalendarRow() {LinearLayout layRow = createLayout(LinearLayout.HORIZONTAL);for (int iDay = 0; iDay < 7; iDay++) {DateWidgetDayCell dayCell = new DateWidgetDayCell(this,iDayCellSize, iDayCellSize);dayCell.setItemClick(mOnDayCellClick);days.add(dayCell);layRow.addView(dayCell);}return layRow;}private View generateCalendarHeader() {LinearLayout layRow = createLayout(LinearLayout.HORIZONTAL);for (int iDay = 0; iDay < 7; iDay++) {DateWidgetDayHeader day = new DateWidgetDayHeader(this,iDayCellSize, iDayHeaderHeight);final int iWeekDay = DayStyle.getWeekDay(iDay, iFirstDayOfWeek);day.setData(iWeekDay);layRow.addView(day);}return layRow;}private void generateCalendar(LinearLayout layContent) {layContent.addView(generateCalendarHeader());days.clear();for (int iRow = 0; iRow < 6; iRow++) {layContent.addView(generateCalendarRow());}}private Calendar getCalendarStartDate() {calToday.setTimeInMillis(System.currentTimeMillis());calToday.setFirstDayOfWeek(iFirstDayOfWeek);if (calSelected.getTimeInMillis() == 0) {calStartDate.setTimeInMillis(System.currentTimeMillis());calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);} else {calStartDate.setTimeInMillis(calSelected.getTimeInMillis());calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);}UpdateStartDateForMonth();return calStartDate;}private DateWidgetDayCell updateCalendar() {DateWidgetDayCell daySelected = null;boolean bSelected = false;final boolean bIsSelection = (calSelected.getTimeInMillis() != 0);final int iSelectedYear = calSelected.get(Calendar.YEAR);final int iSelectedMonth = calSelected.get(Calendar.MONTH);final int iSelectedDay = calSelected.get(Calendar.DAY_OF_MONTH);calCalendar.setTimeInMillis(calStartDate.getTimeInMillis());for (int i = 0; i < days.size(); i++) {final int iYear = calCalendar.get(Calendar.YEAR);final int iMonth = calCalendar.get(Calendar.MONTH);final int iDay = calCalendar.get(Calendar.DAY_OF_MONTH);final int iDayOfWeek = calCalendar.get(Calendar.DAY_OF_WEEK);DateWidgetDayCell dayCell = days.get(i);// check todayboolean bToday = false;if (calToday.get(Calendar.YEAR) == iYear)if (calToday.get(Calendar.MONTH) == iMonth)if (calToday.get(Calendar.DAY_OF_MONTH) == iDay)bToday = true;// check holidayboolean bHoliday = false;if ((iDayOfWeek == Calendar.SATURDAY)|| (iDayOfWeek == Calendar.SUNDAY))bHoliday = true;if ((iMonth == Calendar.JANUARY) && (iDay == 1))bHoliday = true;dayCell.setData(iYear, iMonth, iDay, bToday, bHoliday,iMonthViewCurrentMonth);bSelected = false;if (bIsSelection)if ((iSelectedDay == iDay) && (iSelectedMonth == iMonth)&& (iSelectedYear == iYear)) {bSelected = true;}dayCell.setSelected(bSelected);if (bSelected)daySelected = dayCell;calCalendar.add(Calendar.DAY_OF_MONTH, 1);}layContent.invalidate();return daySelected;}private void UpdateStartDateForMonth() {iMonthViewCurrentMonth = calStartDate.get(Calendar.MONTH);iMonthViewCurrentYear = calStartDate.get(Calendar.YEAR);calStartDate.set(Calendar.DAY_OF_MONTH, 1);UpdateCurrentMonthDisplay();// update days for weekint iDay = 0;int iStartDay = iFirstDayOfWeek;if (iStartDay == Calendar.MONDAY) {iDay = calStartDate.get(Calendar.DAY_OF_WEEK) - Calendar.MONDAY;if (iDay < 0)iDay = 6;}if (iStartDay == Calendar.SUNDAY) {iDay = calStartDate.get(Calendar.DAY_OF_WEEK) - Calendar.SUNDAY;if (iDay < 0)iDay = 6;}calStartDate.add(Calendar.DAY_OF_WEEK, -iDay);}private void UpdateCurrentMonthDisplay() {String s = calCalendar.get(Calendar.YEAR) + "/"+ (calCalendar.get(Calendar.MONTH) + 1);// dateMonth.format(calCalendar.getTime());btnToday.setText(s);mYear = calCalendar.get(Calendar.YEAR);}private void setPrevViewItem() {iMonthViewCurrentMonth--;if (iMonthViewCurrentMonth == -1) {iMonthViewCurrentMonth = 11;iMonthViewCurrentYear--;}calStartDate.set(Calendar.DAY_OF_MONTH, 1);calStartDate.set(Calendar.MONTH, iMonthViewCurrentMonth);calStartDate.set(Calendar.YEAR, iMonthViewCurrentYear);UpdateStartDateForMonth();updateCalendar();}private void setTodayViewItem() {calToday.setTimeInMillis(System.currentTimeMillis());calToday.setFirstDayOfWeek(iFirstDayOfWeek);calStartDate.setTimeInMillis(calToday.getTimeInMillis());calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);UpdateStartDateForMonth();updateCalendar();}private void setNextViewItem() {iMonthViewCurrentMonth++;if (iMonthViewCurrentMonth == 12) {iMonthViewCurrentMonth = 0;iMonthViewCurrentYear++;}calStartDate.set(Calendar.DAY_OF_MONTH, 1);calStartDate.set(Calendar.MONTH, iMonthViewCurrentMonth);calStartDate.set(Calendar.YEAR, iMonthViewCurrentYear);UpdateStartDateForMonth();updateCalendar();}private DateWidgetDayCell.OnItemClick mOnDayCellClick = new DateWidgetDayCell.OnItemClick() {public void OnClick(DateWidgetDayCell item) {calSelected.setTimeInMillis(item.getDate().getTimeInMillis());item.setSelected(true);updateCalendar();updateControlsState();}};private void updateControlsState() {SimpleDateFormat dateFull = new SimpleDateFormat("d MMMM yyyy");mYear = calSelected.get(Calendar.YEAR);mMonth = calSelected.get(Calendar.MONTH);mDay = calSelected.get(Calendar.DAY_OF_MONTH);tv.setText(new StringBuilder().append(mYear).append("/").append(format(mMonth + 1)).append("/").append(format(mDay)).append("-----").append(dateFull.format(calSelected.getTime())));}private String format(int x) {String s = "" + x;if (s.length() == 1)s = "0" + s;return s;}}

DateWidgetDayCell.java:

Java代码  

1. package com.iaiai;   
2.   
3. import java.util.Calendar;   
4.   
5. import android.content.Context;   
6. import android.graphics.Canvas;   
7. import android.graphics.LinearGradient;   
8. import android.graphics.Paint;   
9. import android.graphics.Rect;   
10. import android.graphics.RectF;   
11. import android.graphics.Shader;   
12. import android.view.KeyEvent;   
13. import android.view.MotionEvent;   
14. import android.view.View;   
15. import android.view.animation.AlphaAnimation;   
16. import android.widget.LinearLayout.LayoutParams;   
17.   
18. /**  
19.  *   
20.  * <p>  
21.  * Title: DateWidgetDayCell.java  
22.  * </p>  
23.  * <p>  
24.  * E-Mail: [e-mail]  
25.  * </p>  
26.  * <p>  
27.  * QQ: 176291935  
28.  * </p>  
29.  * <p>  
30.  * Http: iaiai.iteye.com  
31.  * </p>  
32.  * <p>  
33.  * Create time: 2011-8-19  
34.  * </p>  
35.  *   
36.  * @author 丸子  
37.  * @version 0.0.1  
38.  */  
39. public class DateWidgetDayCell extends View {   
40.     // types   
41.     public interface OnItemClick {   
42.         public void OnClick(DateWidgetDayCell item);   
43.     }   
44.   
45.     public static int ANIM_ALPHA_DURATION = 100;   
46.     // fields   
47.     private final static float fTextSize = 22;   
48.     private final static int iMargin = 1;   
49.     private final static int iAlphaInactiveMonth = 0x88;   
50.   
51.     // fields   
52.     private int iDateYear = 0;   
53.     private int iDateMonth = 0;   
54.     private int iDateDay = 0;   
55.   
56.     // fields   
57.     private OnItemClick itemClick = null;   
58.     private Paint pt = new Paint();   
59.     private RectF rect = new RectF();   
60.     private String sDate = "";   
61.   
62.     // fields   
63.     private boolean bSelected = false;   
64.     private boolean bIsActiveMonth = false;   
65.     private boolean bToday = false;   
66.     private boolean bHoliday = false;   
67.     private boolean bTouchedDown = false;   
68.   
69.     // methods   
70.     public DateWidgetDayCell(Context context, int iWidth, int iHeight) {   
71.         super(context);   
72.         setFocusable(true);   
73.         setLayoutParams(new LayoutParams(iWidth, iHeight));   
74.     }   
75.   
76.     public boolean getSelected() {   
77.         return this.bSelected;   
78.     }   
79.   
80.     @Override  
81.     public void setSelected(boolean bEnable) {   
82.         if (this.bSelected != bEnable) {   
83.             this.bSelected = bEnable;   
84.             this.invalidate();   
85.         }   
86.     }   
87.   
88.     public void setData(int iYear, int iMonth, int iDay, boolean bToday,   
89.             boolean bHoliday, int iActiveMonth) {   
90.         iDateYear = iYear;   
91.         iDateMonth = iMonth;   
92.         iDateDay = iDay;   
93.   
94.         this.sDate = Integer.toString(iDateDay);   
95.         this.bIsActiveMonth = (iDateMonth == iActiveMonth);   
96.         this.bToday = bToday;   
97.         this.bHoliday = bHoliday;   
98.     }   
99.   
100.     public void setItemClick(OnItemClick itemClick) {   
101.         this.itemClick = itemClick;   
102.     }   
103.   
104.     private int getTextHeight() {   
105.         return (int) (-pt.ascent() + pt.descent());   
106.     }   
107.   
108.     @Override  
109.     public boolean onKeyDown(int keyCode, KeyEvent event) {   
110.         boolean bResult = super.onKeyDown(keyCode, event);   
111.         if ((keyCode == KeyEvent.KEYCODE_DPAD_CENTER)   
112.                 || (keyCode == KeyEvent.KEYCODE_ENTER)) {   
113.             doItemClick();   
114.         }   
115.         return bResult;   
116.     }   
117.   
118.     @Override  
119.     public boolean onKeyUp(int keyCode, KeyEvent event) {   
120.         boolean bResult = super.onKeyUp(keyCode, event);   
121.         return bResult;   
122.     }   
123.   
124.     public void doItemClick() {   
125.         if (itemClick != null)   
126.             itemClick.OnClick(this);   
127.     }   
128.   
129.     @Override  
130.     protected void onFocusChanged(boolean gainFocus, int direction,   
131.             Rect previouslyFocusedRect) {   
132.         super.onFocusChanged(gainFocus, direction, previouslyFocusedRect);   
133.         invalidate();   
134.     }   
135.   
136.     public Calendar getDate() {   
137.         Calendar calDate = Calendar.getInstance();   
138.         calDate.clear();   
139.         calDate.set(Calendar.YEAR, iDateYear);   
140.         calDate.set(Calendar.MONTH, iDateMonth);   
141.         calDate.set(Calendar.DAY_OF_MONTH, iDateDay);   
142.         return calDate;   
143.     }   
144.   
145.     @Override  
146.     protected void onDraw(Canvas canvas) {   
147.         super.onDraw(canvas);   
148.   
149.         // init rectangles   
150.         rect.set(0, 0, this.getWidth(), this.getHeight());   
151.         rect.inset(1, 1);   
152.   
153.         // drawing   
154.         final boolean bFocused = IsViewFocused();   
155.   
156.         drawDayView(canvas, bFocused);   
157.         drawDayNumber(canvas, bFocused);   
158.     }   
159.   
160.     private void drawDayView(Canvas canvas, boolean bFocused) {   
161.         if (bSelected || bFocused) {   
162.             LinearGradient lGradBkg = null;   
163.   
164.             if (bFocused) {   
165.                 lGradBkg = new LinearGradient(rect.left, 0, rect.right, 0,   
166.                         DayStyle.iColorBkgFocusDark,   
167.                         DayStyle.iColorBkgFocusLight, Shader.TileMode.CLAMP);   
168.             }   
169.   
170.             if (bSelected) {   
171.                 lGradBkg = new LinearGradient(rect.left, 0, rect.right, 0,   
172.                         DayStyle.iColorBkgSelectedDark,   
173.                         DayStyle.iColorBkgSelectedLight, Shader.TileMode.CLAMP);   
174.             }   
175.   
176.             if (lGradBkg != null) {   
177.                 pt.setShader(lGradBkg);   
178.                 canvas.drawRect(rect, pt);   
179.             }   
180.   
181.             pt.setShader(null);   
182.   
183.         } else {   
184.   
185.             pt.setColor(DayStyle.getColorBkg(bHoliday, bToday));   
186.             if (!bIsActiveMonth)   
187.                 pt.setAlpha(iAlphaInactiveMonth);   
188.             canvas.drawRect(rect, pt);   
189.         }   
190.     }   
191.   
192.     public void drawDayNumber(Canvas canvas, boolean bFocused) {   
193.         // draw day number   
194.         pt.setTypeface(null);   
195.         pt.setAntiAlias(true);   
196.         pt.setShader(null);   
197.         pt.setFakeBoldText(true);   
198.         pt.setTextSize(fTextSize);   
199.   
200.         pt.setUnderlineText(false);   
201.         if (bToday)   
202.             pt.setUnderlineText(true);   
203.   
204.         int iTextPosX = (int) rect.right - (int) pt.measureText(sDate);   
205.         int iTextPosY = (int) rect.bottom + (int) (-pt.ascent())   
206.                 - getTextHeight();   
207.   
208.         iTextPosX -= ((int) rect.width() >> 1)   
209.                 - ((int) pt.measureText(sDate) >> 1);   
210.         iTextPosY -= ((int) rect.height() >> 1) - (getTextHeight() >> 1);   
211.   
212.         // draw text   
213.         if (bSelected || bFocused) {   
214.             if (bSelected)   
215.                 pt.setColor(DayStyle.iColorTextSelected);   
216.             if (bFocused)   
217.                 pt.setColor(DayStyle.iColorTextFocused);   
218.         } else {   
219.             pt.setColor(DayStyle.getColorText(bHoliday, bToday));   
220.         }   
221.   
222.         if (!bIsActiveMonth)   
223.             pt.setAlpha(iAlphaInactiveMonth);   
224.   
225.         canvas.drawText(sDate, iTextPosX, iTextPosY + iMargin, pt);   
226.   
227.         pt.setUnderlineText(false);   
228.     }   
229.   
230.     public boolean IsViewFocused() {   
231.         return (this.isFocused() || bTouchedDown);   
232.     }   
233.   
234.     @Override  
235.     public boolean onTouchEvent(MotionEvent event) {   
236.         boolean bHandled = false;   
237.         if (event.getAction() == MotionEvent.ACTION_DOWN) {   
238.             bHandled = true;   
239.             bTouchedDown = true;   
240.             invalidate();   
241.             startAlphaAnimIn(DateWidgetDayCell.this);   
242.         }   
243.         if (event.getAction() == MotionEvent.ACTION_CANCEL) {   
244.             bHandled = true;   
245.             bTouchedDown = false;   
246.             invalidate();   
247.         }   
248.         if (event.getAction() == MotionEvent.ACTION_UP) {   
249.             bHandled = true;   
250.             bTouchedDown = false;   
251.             invalidate();   
252.             doItemClick();   
253.         }   
254.         return bHandled;   
255.     }   
256.   
257.     public static void startAlphaAnimIn(View view) {   
258.         AlphaAnimation anim = new AlphaAnimation(0.5F, 1);   
259.         anim.setDuration(ANIM_ALPHA_DURATION);   
260.         anim.startNow();   
261.         view.startAnimation(anim);   
262.     }   
263.   
264. }  

package com.iaiai;import java.util.Calendar;import android.content.Context;import android.graphics.Canvas;import android.graphics.LinearGradient;import android.graphics.Paint;import android.graphics.Rect;import android.graphics.RectF;import android.graphics.Shader;import android.view.KeyEvent;import android.view.MotionEvent;import android.view.View;import android.view.animation.AlphaAnimation;import android.widget.LinearLayout.LayoutParams;/** *  * <p> * Title: DateWidgetDayCell.java * </p> * <p> * E-Mail: [e-mail] * </p> * <p> * QQ: 176291935 * </p> * <p> * Http: iaiai.iteye.com * </p> * <p> * Create time: 2011-8-19 * </p> *  * @author 丸子 * @version 0.0.1 */public class DateWidgetDayCell extends View {// typespublic interface OnItemClick {public void OnClick(DateWidgetDayCell item);}public static int ANIM_ALPHA_DURATION = 100;// fieldsprivate final static float fTextSize = 22;private final static int iMargin = 1;private final static int iAlphaInactiveMonth = 0x88;// fieldsprivate int iDateYear = 0;private int iDateMonth = 0;private int iDateDay = 0;// fieldsprivate OnItemClick itemClick = null;private Paint pt = new Paint();private RectF rect = new RectF();private String sDate = "";// fieldsprivate boolean bSelected = false;private boolean bIsActiveMonth = false;private boolean bToday = false;private boolean bHoliday = false;private boolean bTouchedDown = false;// methodspublic DateWidgetDayCell(Context context, int iWidth, int iHeight) {super(context);setFocusable(true);setLayoutParams(new LayoutParams(iWidth, iHeight));}public boolean getSelected() {return this.bSelected;}@Overridepublic void setSelected(boolean bEnable) {if (this.bSelected != bEnable) {this.bSelected = bEnable;this.invalidate();}}public void setData(int iYear, int iMonth, int iDay, boolean bToday,boolean bHoliday, int iActiveMonth) {iDateYear = iYear;iDateMonth = iMonth;iDateDay = iDay;this.sDate = Integer.toString(iDateDay);this.bIsActiveMonth = (iDateMonth == iActiveMonth);this.bToday = bToday;this.bHoliday = bHoliday;}public void setItemClick(OnItemClick itemClick) {this.itemClick = itemClick;}private int getTextHeight() {return (int) (-pt.ascent() + pt.descent());}@Overridepublic boolean onKeyDown(int keyCode, KeyEvent event) {boolean bResult = super.onKeyDown(keyCode, event);if ((keyCode == KeyEvent.KEYCODE_DPAD_CENTER)|| (keyCode == KeyEvent.KEYCODE_ENTER)) {doItemClick();}return bResult;}@Overridepublic boolean onKeyUp(int keyCode, KeyEvent event) {boolean bResult = super.onKeyUp(keyCode, event);return bResult;}public void doItemClick() {if (itemClick != null)itemClick.OnClick(this);}@Overrideprotected void onFocusChanged(boolean gainFocus, int direction,Rect previouslyFocusedRect) {super.onFocusChanged(gainFocus, direction, previouslyFocusedRect);invalidate();}public Calendar getDate() {Calendar calDate = Calendar.getInstance();calDate.clear();calDate.set(Calendar.YEAR, iDateYear);calDate.set(Calendar.MONTH, iDateMonth);calDate.set(Calendar.DAY_OF_MONTH, iDateDay);return calDate;}@Overrideprotected void onDraw(Canvas canvas) {super.onDraw(canvas);// init rectanglesrect.set(0, 0, this.getWidth(), this.getHeight());rect.inset(1, 1);// drawingfinal boolean bFocused = IsViewFocused();drawDayView(canvas, bFocused);drawDayNumber(canvas, bFocused);}private void drawDayView(Canvas canvas, boolean bFocused) {if (bSelected || bFocused) {LinearGradient lGradBkg = null;if (bFocused) {lGradBkg = new LinearGradient(rect.left, 0, rect.right, 0,DayStyle.iColorBkgFocusDark,DayStyle.iColorBkgFocusLight, Shader.TileMode.CLAMP);}if (bSelected) {lGradBkg = new LinearGradient(rect.left, 0, rect.right, 0,DayStyle.iColorBkgSelectedDark,DayStyle.iColorBkgSelectedLight, Shader.TileMode.CLAMP);}if (lGradBkg != null) {pt.setShader(lGradBkg);canvas.drawRect(rect, pt);}pt.setShader(null);} else {pt.setColor(DayStyle.getColorBkg(bHoliday, bToday));if (!bIsActiveMonth)pt.setAlpha(iAlphaInactiveMonth);canvas.drawRect(rect, pt);}}public void drawDayNumber(Canvas canvas, boolean bFocused) {// draw day numberpt.setTypeface(null);pt.setAntiAlias(true);pt.setShader(null);pt.setFakeBoldText(true);pt.setTextSize(fTextSize);pt.setUnderlineText(false);if (bToday)pt.setUnderlineText(true);int iTextPosX = (int) rect.right - (int) pt.measureText(sDate);int iTextPosY = (int) rect.bottom + (int) (-pt.ascent())- getTextHeight();iTextPosX -= ((int) rect.width() >> 1)- ((int) pt.measureText(sDate) >> 1);iTextPosY -= ((int) rect.height() >> 1) - (getTextHeight() >> 1);// draw textif (bSelected || bFocused) {if (bSelected)pt.setColor(DayStyle.iColorTextSelected);if (bFocused)pt.setColor(DayStyle.iColorTextFocused);} else {pt.setColor(DayStyle.getColorText(bHoliday, bToday));}if (!bIsActiveMonth)pt.setAlpha(iAlphaInactiveMonth);canvas.drawText(sDate, iTextPosX, iTextPosY + iMargin, pt);pt.setUnderlineText(false);}public boolean IsViewFocused() {return (this.isFocused() || bTouchedDown);}@Overridepublic boolean onTouchEvent(MotionEvent event) {boolean bHandled = false;if (event.getAction() == MotionEvent.ACTION_DOWN) {bHandled = true;bTouchedDown = true;invalidate();startAlphaAnimIn(DateWidgetDayCell.this);}if (event.getAction() == MotionEvent.ACTION_CANCEL) {bHandled = true;bTouchedDown = false;invalidate();}if (event.getAction() == MotionEvent.ACTION_UP) {bHandled = true;bTouchedDown = false;invalidate();doItemClick();}return bHandled;}public static void startAlphaAnimIn(View view) {AlphaAnimation anim = new AlphaAnimation(0.5F, 1);anim.setDuration(ANIM_ALPHA_DURATION);anim.startNow();view.startAnimation(anim);}}

DateWidgetDayHeader.java:

Java代码  

1. package com.iaiai;   
2.   
3. import java.util.Calendar;   
4.   
5. import android.content.Context;   
6. import android.graphics.Canvas;   
7. import android.graphics.Paint;   
8. import android.graphics.RectF;   
9. import android.view.View;   
10. import android.widget.LinearLayout.LayoutParams;   
11.   
12. /**  
13.  *   
14.  * <p>  
15.  * Title: DateWidgetDayHeader.java  
16.  * </p>  
17.  * <p>  
18.  * E-Mail: [e-mail]  
19.  * </p>  
20.  * <p>  
21.  * QQ: 176291935  
22.  * </p>  
23.  * <p>  
24.  * Http: iaiai.iteye.com  
25.  * </p>  
26.  * <p>  
27.  * Create time: 2011-8-19  
28.  * </p>  
29.  *   
30.  * @author 丸子  
31.  * @version 0.0.1  
32.  */  
33. public class DateWidgetDayHeader extends View {   
34.     // fields   
35.     private final static int iDayHeaderFontSize = 12;   
36.   
37.     // fields   
38.     private Paint pt = new Paint();   
39.     private RectF rect = new RectF();   
40.     private int iWeekDay = -1;   
41.     private boolean bHoliday = false;   
42.   
43.     // methods   
44.     public DateWidgetDayHeader(Context context, int iWidth, int iHeight) {   
45.         super(context);   
46.         setLayoutParams(new LayoutParams(iWidth, iHeight));   
47.     }   
48.   
49.     public void setData(int iWeekDay) {   
50.         this.iWeekDay = iWeekDay;   
51.         this.bHoliday = false;   
52.         if ((iWeekDay == Calendar.SATURDAY) || (iWeekDay == Calendar.SUNDAY))   
53.             this.bHoliday = true;   
54.     }   
55.   
56.     private void drawDayHeader(Canvas canvas) {   
57.         if (iWeekDay != -1) {   
58.             // background   
59.             pt.setColor(DayStyle.getColorFrameHeader(bHoliday));   
60.             canvas.drawRect(rect, pt);   
61.   
62.             // text   
63.             pt.setTypeface(null);   
64.             pt.setTextSize(iDayHeaderFontSize);   
65.             pt.setAntiAlias(true);   
66.             pt.setFakeBoldText(true);   
67.             pt.setColor(DayStyle.getColorTextHeader(bHoliday));   
68.   
69.             final int iTextPosY = getTextHeight();   
70.             final String sDayName = DayStyle.getWeekDayName(iWeekDay);   
71.   
72.             // draw day name   
73.             final int iDayNamePosX = (int) rect.left   
74.                     + ((int) rect.width() >> 1)   
75.                     - ((int) pt.measureText(sDayName) >> 1);   
76.             canvas.drawText(sDayName, iDayNamePosX, rect.top + iTextPosY + 2,   
77.                     pt);   
78.         }   
79.     }   
80.   
81.     private int getTextHeight() {   
82.         return (int) (-pt.ascent() + pt.descent());   
83.     }   
84.   
85.     @Override  
86.     protected void onDraw(Canvas canvas) {   
87.         super.onDraw(canvas);   
88.   
89.         // init rectangles   
90.         rect.set(0, 0, this.getWidth(), this.getHeight());   
91.         rect.inset(1, 1);   
92.   
93.         // drawing   
94.         drawDayHeader(canvas);   
95.     }   
96.   
97. }  

package com.iaiai;import java.util.Calendar;import android.content.Context;import android.graphics.Canvas;import android.graphics.Paint;import android.graphics.RectF;import android.view.View;import android.widget.LinearLayout.LayoutParams;/** *  * <p> * Title: DateWidgetDayHeader.java * </p> * <p> * E-Mail: [e-mail] * </p> * <p> * QQ: 176291935 * </p> * <p> * Http: iaiai.iteye.com * </p> * <p> * Create time: 2011-8-19 * </p> *  * @author 丸子 * @version 0.0.1 */public class DateWidgetDayHeader extends View {// fieldsprivate final static int iDayHeaderFontSize = 12;// fieldsprivate Paint pt = new Paint();private RectF rect = new RectF();private int iWeekDay = -1;private boolean bHoliday = false;// methodspublic DateWidgetDayHeader(Context context, int iWidth, int iHeight) {super(context);setLayoutParams(new LayoutParams(iWidth, iHeight));}public void setData(int iWeekDay) {this.iWeekDay = iWeekDay;this.bHoliday = false;if ((iWeekDay == Calendar.SATURDAY) || (iWeekDay == Calendar.SUNDAY))this.bHoliday = true;}private void drawDayHeader(Canvas canvas) {if (iWeekDay != -1) {// backgroundpt.setColor(DayStyle.getColorFrameHeader(bHoliday));canvas.drawRect(rect, pt);// textpt.setTypeface(null);pt.setTextSize(iDayHeaderFontSize);pt.setAntiAlias(true);pt.setFakeBoldText(true);pt.setColor(DayStyle.getColorTextHeader(bHoliday));final int iTextPosY = getTextHeight();final String sDayName = DayStyle.getWeekDayName(iWeekDay);// draw day namefinal int iDayNamePosX = (int) rect.left+ ((int) rect.width() >> 1)- ((int) pt.measureText(sDayName) >> 1);canvas.drawText(sDayName, iDayNamePosX, rect.top + iTextPosY + 2,pt);}}private int getTextHeight() {return (int) (-pt.ascent() + pt.descent());}@Overrideprotected void onDraw(Canvas canvas) {super.onDraw(canvas);// init rectanglesrect.set(0, 0, this.getWidth(), this.getHeight());rect.inset(1, 1);// drawingdrawDayHeader(canvas);}}

DayStyle.java:

Java代码  

1. package com.iaiai;   
2.   
3. import java.util.Calendar;   
4.   
5. /**  
6.  *   
7.  * <p>  
8.  * Title: DayStyle.java  
9.  * </p>  
10.  * <p>  
11.  * E-Mail: [e-mail]  
12.  * </p>  
13.  * <p>  
14.  * QQ: 176291935  
15.  * </p>  
16.  * <p>  
17.  * Http: iaiai.iteye.com  
18.  * </p>  
19.  * <p>  
20.  * Create time: 2011-8-19  
21.  * </p>  
22.  *   
23.  * @author 丸子  
24.  * @version 0.0.1  
25.  */  
26. public class DayStyle {   
27.     // methods   
28.   
29.     private static String[] getWeekDayNames() {   
30.         String[] vec = new String[10];   
31.         // vec[Calendar.SUNDAY] = "Sun";   
32.         // vec[Calendar.MONDAY] = "Mon";   
33.         // vec[Calendar.TUESDAY] = "Tue";   
34.         // vec[Calendar.WEDNESDAY] = "Wed";  
35.         // vec[Calendar.THURSDAY] = "Thu";  
36.         // vec[Calendar.FRIDAY] = "Fri";   
37.         // vec[Calendar.SATURDAY] = "Sat";  
38.   
39.         vec[Calendar.SUNDAY] = "日";   
40.         vec[Calendar.MONDAY] = "月";   
41.         vec[Calendar.TUESDAY] = "火";   
42.         vec[Calendar.WEDNESDAY] = "水";   
43.         vec[Calendar.THURSDAY] = "木";   
44.         vec[Calendar.FRIDAY] = "金";   
45.         vec[Calendar.SATURDAY] = "土";   
46.         return vec;   
47.     }   
48.   
49.     public static String getWeekDayName(int iDay) {   
50.         return vecStrWeekDayNames[iDay];   
51.     }   
52.   
53.     // fields   
54.     private final static String[] vecStrWeekDayNames = getWeekDayNames();   
55.   
56.     // fields   
57.     public final static int iColorFrameHeader = 0xff666666;   
58.     public final static int iColorFrameHeaderHoliday = 0xff707070;   
59.     public final static int iColorTextHeader = 0xffcccccc;   
60.     public final static int iColorTextHeaderHoliday = 0xffd0d0d0;   
61.   
62.     public final static int iColorText = 0xffdddddd;   
63.     public final static int iColorBkg = 0xff888888;   
64.     public final static int iColorTextHoliday = 0xfff0f0f0;   
65.     public final static int iColorBkgHoliday = 0xffaaaaaa;   
66.   
67.     public final static int iColorTextToday = 0xff002200;   
68.     public final static int iColorBkgToday = 0xff88bb88;   
69.   
70.     public final static int iColorTextSelected = 0xff001122;   
71.     public final static int iColorBkgSelectedLight = 0xffbbddff;   
72.     public final static int iColorBkgSelectedDark = 0xff225599;   
73.   
74.     public final static int iColorTextFocused = 0xff221100;   
75.     public final static int iColorBkgFocusLight = 0xffffddbb;   
76.     public final static int iColorBkgFocusDark = 0xffaa5500;   
77.   
78.     // methods   
79.     public static int getColorFrameHeader(boolean bHoliday) {   
80.         if (bHoliday)   
81.             return iColorFrameHeaderHoliday;   
82.         return iColorFrameHeader;   
83.     }   
84.   
85.     public static int getColorTextHeader(boolean bHoliday) {   
86.         if (bHoliday)   
87.             return iColorTextHeaderHoliday;   
88.         return iColorTextHeader;   
89.     }   
90.   
91.     public static int getColorText(boolean bHoliday, boolean bToday) {   
92.         if (bToday)   
93.             return iColorTextToday;   
94.         if (bHoliday)   
95.             return iColorTextHoliday;   
96.         return iColorText;   
97.     }   
98.   
99.     public static int getColorBkg(boolean bHoliday, boolean bToday) {   
100.         if (bToday)   
101.             return iColorBkgToday;   
102.         if (bHoliday)   
103.             return iColorBkgHoliday;   
104.         return iColorBkg;   
105.     }   
106.   
107.     public static int getWeekDay(int index, int iFirstDayOfWeek) {   
108.         int iWeekDay = -1;   
109.   
110.         if (iFirstDayOfWeek == Calendar.MONDAY) {   
111.             iWeekDay = index + Calendar.MONDAY;   
112.             if (iWeekDay > Calendar.SATURDAY)   
113.                 iWeekDay = Calendar.SUNDAY;   
114.         }   
115.   
116.         if (iFirstDayOfWeek == Calendar.SUNDAY) {   
117.             iWeekDay = index + Calendar.SUNDAY;   
118.         }   
119.   
120.         return iWeekDay;   
121.     }   
122.   
123. }  

package com.iaiai;import java.util.Calendar;/** *  * <p> * Title: DayStyle.java * </p> * <p> * E-Mail: [e-mail] * </p> * <p> * QQ: 176291935 * </p> * <p> * Http: iaiai.iteye.com * </p> * <p> * Create time: 2011-8-19 * </p> *  * @author 丸子 * @version 0.0.1 */public class DayStyle {// methodsprivate static String[] getWeekDayNames() {String[] vec = new String[10];// vec[Calendar.SUNDAY] = "Sun";// vec[Calendar.MONDAY] = "Mon";// vec[Calendar.TUESDAY] = "Tue";// vec[Calendar.WEDNESDAY] = "Wed";// vec[Calendar.THURSDAY] = "Thu";// vec[Calendar.FRIDAY] = "Fri";// vec[Calendar.SATURDAY] = "Sat";vec[Calendar.SUNDAY] = "日";vec[Calendar.MONDAY] = "月";vec[Calendar.TUESDAY] = "火";vec[Calendar.WEDNESDAY] = "水";vec[Calendar.THURSDAY] = "木";vec[Calendar.FRIDAY] = "金";vec[Calendar.SATURDAY] = "土";return vec;}public static String getWeekDayName(int iDay) {return vecStrWeekDayNames[iDay];}// fieldsprivate final static String[] vecStrWeekDayNames = getWeekDayNames();// fieldspublic final static int iColorFrameHeader = 0xff666666;public final static int iColorFrameHeaderHoliday = 0xff707070;public final static int iColorTextHeader = 0xffcccccc;public final static int iColorTextHeaderHoliday = 0xffd0d0d0;public final static int iColorText = 0xffdddddd;public final static int iColorBkg = 0xff888888;public final static int iColorTextHoliday = 0xfff0f0f0;public final static int iColorBkgHoliday = 0xffaaaaaa;public final static int iColorTextToday = 0xff002200;public final static int iColorBkgToday = 0xff88bb88;public final static int iColorTextSelected = 0xff001122;public final static int iColorBkgSelectedLight = 0xffbbddff;public final static int iColorBkgSelectedDark = 0xff225599;public final static int iColorTextFocused = 0xff221100;public final static int iColorBkgFocusLight = 0xffffddbb;public final static int iColorBkgFocusDark = 0xffaa5500;// methodspublic static int getColorFrameHeader(boolean bHoliday) {if (bHoliday)return iColorFrameHeaderHoliday;return iColorFrameHeader;}public static int getColorTextHeader(boolean bHoliday) {if (bHoliday)return iColorTextHeaderHoliday;return iColorTextHeader;}public static int getColorText(boolean bHoliday, boolean bToday) {if (bToday)return iColorTextToday;if (bHoliday)return iColorTextHoliday;return iColorText;}public static int getColorBkg(boolean bHoliday, boolean bToday) {if (bToday)return iColorBkgToday;if (bHoliday)return iColorBkgHoliday;return iColorBkg;}public static int getWeekDay(int index, int iFirstDayOfWeek) {int iWeekDay = -1;if (iFirstDayOfWeek == Calendar.MONDAY) {iWeekDay = index + Calendar.MONDAY;if (iWeekDay > Calendar.SATURDAY)iWeekDay = Calendar.SUNDAY;}if (iFirstDayOfWeek == Calendar.SUNDAY) {iWeekDay = index + Calendar.SUNDAY;}return iWeekDay;}}

SymbolButton.java:

Java代码  

1. package com.iaiai;   
2.   
3. import android.content.Context;   
4. import android.graphics.Canvas;   
5. import android.graphics.Paint;   
6. import android.graphics.RectF;   
7. import android.widget.Button;   
8.   
9. /**  
10.  *   
11.  * <p>  
12.  * Title: SymbolButton.java  
13.  * </p>  
14.  * <p>  
15.  * E-Mail: [e-mail]  
16.  * </p>  
17.  * <p>  
18.  * QQ: 176291935  
19.  * </p>  
20.  * <p>  
21.  * Http: iaiai.iteye.com  
22.  * </p>  
23.  * <p>  
24.  * Create time: 2011-8-19  
25.  * </p>  
26.  *   
27.  * @author 丸子  
28.  * @version 0.0.1  
29.  */  
30. public class SymbolButton extends Button {   
31.     // fields   
32.     private static final int iColor = 0xffaaaaaa;   
33.     private static final int iColorActive = 0xff442200;   
34.   
35.     // fields   
36.     public enum symbol {   
37.         none, arrowLeft, arrowRight   
38.     };   
39.   
40.     // fields   
41.     private Paint pt = new Paint();   
42.     private RectF rect = new RectF();   
43.     private RectF rectDraw = new RectF();   
44.     private symbol symbolType = symbol.none;   
45.   
46.     // methods   
47.     public SymbolButton(Context context, symbol symbolType) {   
48.         super(context);   
49.         this.symbolType = symbolType;   
50.     }   
51.   
52.     @Override  
53.     public void onDraw(Canvas canvas) {   
54.         super.onDraw(canvas);   
55.   
56.         pt.setAntiAlias(true);   
57.         pt.setStrokeCap(Paint.Cap.ROUND);   
58.   
59.         rectDraw.set(0, 0, getWidth(), getHeight());   
60.         rectDraw.left += 6;   
61.         rectDraw.right -= 6;   
62.         rectDraw.top += 4;   
63.         rectDraw.bottom -= 8;   
64.   
65.         if (symbolType != symbol.none) {   
66.             pt.setStrokeWidth(5);   
67.   
68.             pt.setColor(iColor);   
69.             if (this.isPressed() || this.isFocused())   
70.                 pt.setColor(iColorActive);   
71.   
72.             drawArrow(canvas);   
73.         }   
74.     }   
75.   
76.     private void drawArrow(Canvas canvas) {   
77.         rect.set(rectDraw);   
78.         rect.inset(15, 5);   
79.         canvas.drawLine(rect.left, rect.centerY(), rect.right, rect.centerY(),   
80.                 pt);   
81.         if (symbolType == symbol.arrowRight) {   
82.             canvas.drawLine(rect.right, rect.centerY(), rect.right - 6,   
83.                     rect.top, pt);   
84.             canvas.drawLine(rect.right, rect.centerY(), rect.right - 6,   
85.                     rect.bottom, pt);   
86.         }   
87.         if (symbolType == symbol.arrowLeft) {   
88.             canvas.drawLine(rect.left, rect.centerY(), rect.left + 6, rect.top,   
89.                     pt);   
90.             canvas.drawLine(rect.left, rect.centerY(), rect.left + 6,   
91.                     rect.bottom, pt);   
92.         }   
93.     }   
94.   
95. }  

package com.iaiai;import android.content.Context;import android.graphics.Canvas;import android.graphics.Paint;import android.graphics.RectF;import android.widget.Button;/** *  * <p> * Title: SymbolButton.java * </p> * <p> * E-Mail: [e-mail] * </p> * <p> * QQ: 176291935 * </p> * <p> * Http: iaiai.iteye.com * </p> * <p> * Create time: 2011-8-19 * </p> *  * @author 丸子 * @version 0.0.1 */public class SymbolButton extends Button {// fieldsprivate static final int iColor = 0xffaaaaaa;private static final int iColorActive = 0xff442200;// fieldspublic enum symbol {none, arrowLeft, arrowRight};// fieldsprivate Paint pt = new Paint();private RectF rect = new RectF();private RectF rectDraw = new RectF();private symbol symbolType = symbol.none;// methodspublic SymbolButton(Context context, symbol symbolType) {super(context);this.symbolType = symbolType;}@Overridepublic void onDraw(Canvas canvas) {super.onDraw(canvas);pt.setAntiAlias(true);pt.setStrokeCap(Paint.Cap.ROUND);rectDraw.set(0, 0, getWidth(), getHeight());rectDraw.left += 6;rectDraw.right -= 6;rectDraw.top += 4;rectDraw.bottom -= 8;if (symbolType != symbol.none) {pt.setStrokeWidth(5);pt.setColor(iColor);if (this.isPressed() || this.isFocused())pt.setColor(iColorActive);drawArrow(canvas);}}private void drawArrow(Canvas canvas) {rect.set(rectDraw);rect.inset(15, 5);canvas.drawLine(rect.left, rect.centerY(), rect.right, rect.centerY(),pt);if (symbolType == symbol.arrowRight) {canvas.drawLine(rect.right, rect.centerY(), rect.right - 6,rect.top, pt);canvas.drawLine(rect.right, rect.centerY(), rect.right - 6,rect.bottom, pt);}if (symbolType == symbol.arrowLeft) {canvas.drawLine(rect.left, rect.centerY(), rect.left + 6, rect.top,pt);canvas.drawLine(rect.left, rect.centerY(), rect.left + 6,rect.bottom, pt);}}}

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