diff --git a/doc/标注/210340061_林亭旭/NoteItemData.java b/doc/标注/210340061_林亭旭/NoteItemData.java index 0f5a878..1685a76 100644 --- a/doc/标注/210340061_林亭旭/NoteItemData.java +++ b/doc/标注/210340061_林亭旭/NoteItemData.java @@ -28,32 +28,32 @@ import net.micode.notes.tool.DataUtils; public class NoteItemData { static final String [] PROJECTION = new String [] { - NoteColumns.ID, - NoteColumns.ALERTED_DATE, - NoteColumns.BG_COLOR_ID, - NoteColumns.CREATED_DATE, - NoteColumns.HAS_ATTACHMENT, - NoteColumns.MODIFIED_DATE, - NoteColumns.NOTES_COUNT, - NoteColumns.PARENT_ID, - NoteColumns.SNIPPET, - NoteColumns.TYPE, - NoteColumns.WIDGET_ID, - NoteColumns.WIDGET_TYPE, + NoteColumns.ID,//备注列ID + NoteColumns.ALERTED_DATE,//提醒日期 + NoteColumns.BG_COLOR_ID,//背景ID颜色 + NoteColumns.CREATED_DATE,//创建数据 + NoteColumns.HAS_ATTACHMENT, //具有附件 + NoteColumns.MODIFIED_DATE,//修改数据 + NoteColumns.NOTES_COUNT,//备注计数 + NoteColumns.PARENT_ID,//家长ID + NoteColumns.SNIPPET,//片段 + NoteColumns.TYPE,//类型 + NoteColumns.WIDGET_ID,//部件ID + NoteColumns.WIDGET_TYPE,//部件类型 }; - private static final int ID_COLUMN = 0; - private static final int ALERTED_DATE_COLUMN = 1; - private static final int BG_COLOR_ID_COLUMN = 2; - private static final int CREATED_DATE_COLUMN = 3; - private static final int HAS_ATTACHMENT_COLUMN = 4; - private static final int MODIFIED_DATE_COLUMN = 5; - private static final int NOTES_COUNT_COLUMN = 6; - private static final int PARENT_ID_COLUMN = 7; - private static final int SNIPPET_COLUMN = 8; - private static final int TYPE_COLUMN = 9; - private static final int WIDGET_ID_COLUMN = 10; - private static final int WIDGET_TYPE_COLUMN = 11; + private static final int ID_COLUMN = 0;//ID列 + private static final int ALERTED_DATE_COLUMN = 1;//警报日期列 + private static final int BG_COLOR_ID_COLUMN = 2;//背景颜色ID列 + private static final int CREATED_DATE_COLUMN = 3;//创建日期列 + private static final int HAS_ATTACHMENT_COLUMN = 4;//具有附件列 + private static final int MODIFIED_DATE_COLUMN = 5;//修改日期列 + private static final int NOTES_COUNT_COLUMN = 6;//备注计数列 + private static final int PARENT_ID_COLUMN = 7;//父ID列 + private static final int SNIPPET_COLUMN = 8;//代码段列 + private static final int TYPE_COLUMN = 9;//类型栏 + private static final int WIDGET_ID_COLUMN = 10;//小部件ID列 + private static final int WIDGET_TYPE_COLUMN = 11;//小部件类型列 private long mId; private long mAlertDate; @@ -76,16 +76,26 @@ public class NoteItemData { private boolean mIsOneNoteFollowingFolder; private boolean mIsMultiNotesFollowingFolder; - public NoteItemData(Context context, Cursor cursor) { + public NoteItemData(Context context, Cursor cursor) //利用光标cursor获取数据初始化NoteItemData + { mId = cursor.getLong(ID_COLUMN); + //将数据类型变为long类 mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN); + //将数据类型变为long类 mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN); + //将数据类型变为int类 mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN); + //将数据类型变为long类 mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false; + //对HAS_ATTACHMENT_COLUMN进行判0，>0为ture否则为false mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN); + //将数据类型变为long类 mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN); + //将数据类型变为int类 mParentId = cursor.getLong(PARENT_ID_COLUMN); + //将数据类型变为long类 mSnippet = cursor.getString(SNIPPET_COLUMN); + //将数据类型变为string类 mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace( NoteEditActivity.TAG_UNCHECKED, ""); mType = cursor.getInt(TYPE_COLUMN); @@ -93,50 +103,57 @@ public class NoteItemData { mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN); mPhoneNumber = ""; + //初始化电话号码信息 if (mParentId == Notes.ID_CALL_RECORD_FOLDER) { mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId); - if (!TextUtils.isEmpty(mPhoneNumber)) { + if (!TextUtils.isEmpty(mPhoneNumber))//mphonenumber里有符合字符串，则用contart功能连接 + { mName = Contact.getContact(context, mPhoneNumber); - if (mName == null) { + if (mName == null)//如果用户姓名为空，则令姓名等于电话号 + { mName = mPhoneNumber; } } } - if (mName == null) { + if (mName == null)//若名字为空，则输入名字 + { mName = ""; } checkPostion(cursor); } - + //据鼠标的位置设置标记，记录位置 private void checkPostion(Cursor cursor) { - mIsLastItem = cursor.isLast() ? true : false; - mIsFirstItem = cursor.isFirst() ? true : false; - mIsOnlyOneItem = (cursor.getCount() == 1); + //初始化标记 + mIsLastItem = cursor.isLast() ? true : false;//寻找光标最后位置 + mIsFirstItem = cursor.isFirst() ? true : false;//寻找光标的初始位置 + mIsOnlyOneItem = (cursor.getCount() == 1);//记录是否遍历完所有路程 + //初始化“多重子文件”“单一子文件” mIsMultiNotesFollowingFolder = false; mIsOneNoteFollowingFolder = false; - if (mType == Notes.TYPE_NOTE && !mIsFirstItem) { - int position = cursor.getPosition(); - if (cursor.moveToPrevious()) { + //设置标记 + if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {//若此时标记为note格式并且不为第一个元素 + int position = cursor.getPosition();//用getPosition得到此时位置 + if (cursor.moveToPrevious()) {//获取光标位置后，回溯至上一行， if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER - || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) { - if (cursor.getCount() > (position + 1)) { - mIsMultiNotesFollowingFolder = true; + || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {//若光标满足系统格式或note格式 + if (cursor.getCount() > (position + 1))//如果得到的步数大于地址+1 + { + mIsMultiNotesFollowingFolder = true;//若是数据行数大于但前位置+1则设置成正确 } else { - mIsOneNoteFollowingFolder = true; + mIsOneNoteFollowingFolder = true;//否则单一文件夹标记为true } } - if (!cursor.moveToNext()) { + if (!cursor.moveToNext()) {//若不能再往下走则报错 throw new IllegalStateException("cursor move to previous but can't move back"); } } } } - public boolean isOneFollowingFolder() { return mIsOneNoteFollowingFolder; - } + }//文件夹注释行 public boolean isMultiFollowingFolder() { return mIsMultiNotesFollowingFolder; @@ -148,11 +165,11 @@ public class NoteItemData { public String getCallName() { return mName; - } + }//得到用户名 public boolean isFirst() { return mIsFirstItem; - } + }//得到初始地址 public boolean isSingle() { return mIsOnlyOneItem; @@ -214,6 +231,7 @@ public class NoteItemData { return (mAlertDate > 0); } + //若数据父id为保存至文件夹模式的id且满足电话号码单元不为空，则isCallRecord为true public boolean isCallRecord() { return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber)); } @@ -222,3 +240,4 @@ public class NoteItemData { return cursor.getInt(TYPE_COLUMN); } } +