luanvanfinal - nhom1

7/31/2019 LuanVanFinal - Nhom1

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TRNG I HC S PHM TPHCM

KHOA CNG NGH THNG TIN

L ANH TON

TRN CNG MINH

XY DNG NG DNG

TRA CU TU, XE TRN

HIU HNH ANDROID

KHA LUN TT NGHIP

TP.H CH MINH -NM 2012


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TRNG I HC S PHM TPHCM

KHOA CNG NGH THNG TIN

L ANH TON

TRN CNG MINH

XY DNG NG DNG

TRA CU TU, XE TRN

HIU HNH ANDROID

CHUYN NGNH: CNG NGH PHN MM

KHA LUN TT NGHIP

NGI HNG DN KHOA HC: TS. TRN NGC BO


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LI CM N

Trong thi gian thc hin lun vn, di shng dn ca Khoa Cng Ngh Thng

Tin Trng i Hc S Phm Tp.HCM v c bit l shng dn ca thy Trn Ngc

Bo, chng em hon thnh lun vn vi thi gian nh d kin. C c kt quy

chng em xin chn thnh gi li cm n n :

Thy Trn Ngc Bo Trng phng Cng Ngh Thng Tin Trngi hc S Phm Tp.HCM tn tnh hng dn, gip chng em nh hng v phttrin lun vn tt nghip. Sgip v hng dn nhit tnh ca thy gip chng em

cng c kin thc v hon thnh tt lun vn tt nghip. Chng em xin chn thnh cm

n thy.

Qu thy c Khoa Cng Ngh Thng Tin Trng i hc S PhmTp.HCM ni ring v cc thy c Trng i Hc S Phm ni chung tn tnh hng

dn dy bo, gip chng em trang b nhng kin thc qu bu trong sut thi gian hc tp

v nghin cu.

D rt c gng v lin tc nng cao kin thc, nhng ti vn khng th trnh

nhng sai st v hn ch. Do chng em rt mong nhn c s thng cm v kin

ch bo chng em c th hon thin nhng sai st m chng em mc phi. Mt ln

na, chng em xin chn thnh cm n.

Nhm sinh vin thc hin

L Anh TonTrn Cng Minh


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MC LC

Bng cc thut ng v cc t vit tt ........................................................................ 8Danh mc cc bng biu ........................................................................................... 9Danh mc cc hnh nh .......................................................................................... 11L i no i u ............................................................................................................. 14PHN 1: TM HIU V K THUT LP TRNH TRN ANDROID ................ 161 Cc bc tin hnh lp trnh trong Android ............................................... 16

1.1. Java Runtime Environment (JRE) ............................................................ 161.2. Eclipse IDE.............................................................................................. 161.3. Android SDK ........................................................................................... 161.4. Android ADT........................................................................................... 17

2 K thut lp trnh vi cc iu khin .............................................................. 172.1. ListView .................................................................................................. 17

2.1.1. Yu cu t ra ..................................................................................... 172.1.2. Gii quyt ........................................................................................... 18

2.2. GridView ................................................................................................. 182.2.1. Yu cu t ra ..................................................................................... 182.2.2. Gii quyt ........................................................................................... 18

2.3. Spinner View, DatePicker ........................................................................ 192.3.1. Yu cu t ra ..................................................................................... 192.3.2. Gii quyt ........................................................................................... 19

2.4. TabHost View .......................................................................................... 202.4.1. Yu cu t ra ..................................................................................... 202.4.2. Gii quyt ........................................................................................... 21

2.5. Gallery v ImageView ............................................................................. 212.5.1. Yu cu t ra ..................................................................................... 212.5.2. Gii quyt ........................................................................................... 22


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3 K thut lp trnh vi SQLite ......................................................................... 223.1. Gii thiu ................................................................................................. 223.2. V d minh ha ........................................................................................ 24

3.2.1. t vn ........................................................................................... 243.2.2. Gii quyt ........................................................................................... 25

4 K thut lp trnh vi Web Service ................................................................. 254.1. Dng SOAP (Simple Object Access Protocol) ......................................... 254.2. V d minh ha ........................................................................................ 26

4.2.1. t vn ........................................................................................... 264.2.2. Gii quyt ........................................................................................... 28

5 Pht audio, video trong Android ..................................................................... 285.1. Gii thiu ................................................................................................. 28

5.1.1. Pht audio ........................................................................................... 285.1.2 Pht video ............................................................................................ 30

5.2. Minh ha ................................................................................................. 315.2.1. Vn t ra ....................................................................................... 315.2.2.

Gi

i quy

t ........................................................................................... 31

PHN 2: XY DNG NG DNG TRA CU THNG TIN TU, XE ............. 326 Kin tru c ng dung va c ta yu cu ............................................................. 32

6.1. Kin tru c ng dung .................................................................................. 326.2 Cc s c t yu cu .......................................................................... 33

7 Phn tch, thit k ........................................................................................... 467.1. M hnh thc th kt hp (CDM) ............................................................. 46

7.1.1. Thc th Hang..................................................................................... 477.1.2. Thc th PhuongTien .......................................................................... 477.1.3. Thc th LoaiPhuongTien ................................................................... 477.1.4. Thc th Phim ..................................................................................... 487.1.5. Thc th HinhAnh............................................................................... 48


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7.1.6. Thc th DiaDiem ............................................................................... 487.1.7. Thc th Tuyen ................................................................................... 487.1.8. Thc th TrungGian ............................................................................ 497.1.9. Thc th LoaiGhe ............................................................................... 497.1.10. Thc th Gia ..................................................................................... 497.1.11. Thc th DoiTuong ........................................................................... 507.1.12. Thc th KhuyenMai ........................................................................ 507.1.13. Mi kt hp ChiTietTuyen ................................................................ 507.1.14. Mi kt hp ChiTietViTri ................................................................. 51

7.2. M hnh vt l (PDM).............................................................................. 517.2.1. Bng Hang .......................................................................................... 537.2.2. Bng Phim .......................................................................................... 537.2.3. Bng LoaiPhuongTien......................................................................... 547.2.4. Bng ChiTietHang .............................................................................. 547.2.5. Bng PhuongTien ................................................................................ 547.2.6. Bng HinhAnh .................................................................................... 557.2.7.

B

ng KhuyenMai ................................................................................ 56

7.2.8. Bng Gia ............................................................................................. 567.2.9. Bng ChiTietViTri .............................................................................. 577.2.10. Bng LoaiGhe ................................................................................... 587.2.11. Bng Tuyn ....................................................................................... 587.2.12. Bng TrungGian ................................................................................ 597.2.13. Bng ChiTietTuyen ........................................................................... 607.2.14. Bng Nhom ....................................................................................... 607.2.15. Bng NguoiDung .............................................................................. 607.2.16. Bng ChucNang ................................................................................ 617.2.17. Bng ChiTietChucNang .................................................................... 61

7.3. Thit k giao din .................................................................................... 62


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7.3.1. Giao din phn h tra cu trn nn web ............................................... 627.3.2. Giao din qun tr phn h web ........................................................... 677.3.3. Giao din phn h tra cu trn thit bdi ng .................................... 99

8 Ci t .......................................................................................................... 1098.1. Ci t phn h qun tr web .................................................................. 1098.2. Ci t phn h tra cu trn nn web ..................................................... 1098.3. Ci t phn h tra cu trn mobile ........................................................ 110

9 Tng kt ....................................................................................................... 1109.1. Kt lun ................................................................................................. 110

9.1.1. Nhng kt qut c v mt l thuyt .......................................... 1109.1.2. Nhng kt qut c v mt ng dng ......................................... 110

9.2. Hng pht trin .................................................................................... 111TI LIU THAM KHO .................................................................................... 112PH LC: M NGUN PHN MINH HA K THUT ................................ 1131 K thut lp trnh vi cc iu khin ............................................................ 113

1.1 ListView ................................................................................................ 1131.1.1

Xy d

ng giao di

n ............................................................................ 113

1.1.2 Xy dng x l .................................................................................. 115

1.2 GridView ............................................................................................... 1171.2.1 Xy dng giao din ............................................................................ 1171.2.2 Xy dng x l .................................................................................. 118

1.3 Spinner View, DatePicker ...................................................................... 1211.3.1 Xy dng giao din ............................................................................ 1215.3.2. Xy dng x l ................................................................................. 123

1.4 TabHost View ........................................................................................ 1261.4.1 Xy dng giao din ............................................................................ 1261.4.2 Xy dng x l .................................................................................. 128

1.5 Gallery v ImageView .......................................................................... 128


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1.5.1 Xy dng giao din ............................................................................ 1281.5.2 Xy dng x l .................................................................................. 129

2 K thut lp trnh vi SQLite ....................................................................... 1312.1 Xy dng giao din ................................................................................ 1312.2 Xy dng x l ...................................................................................... 136

3. K thut lp trnh vi Web Service ............................................................... 1443.1 Xy dng giao din ................................................................................ 1443.2 Xy dng x l ...................................................................................... 148

4. Demo lp trnh pht audio, video .................................................................. 1534.1 Xy dng giao din ................................................................................ 1534.2 Xy dng x l ...................................................................................... 155


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Bngcc thut ng v cctvittt

K hiu Din giiADT ADT - Android Development Tools, b cng c

h trcho phn mm Eclipse trong vic pht trin ngdng Android

Android Hiu hnh trnin thoi di ng pht trin biGoogle v da trn nn tng Linux

AVD Manager Giao din qun l cu hnh thit b Android o3G Mng 3G l th h th ba ca chun cng ngh

in thoi di ng, cho php truyn c d liu thoi vd liu ngoi thoi (ti d liu, gi email, tin nhnnhanh, hnh nh...)

HTML HTML - Hyper Text Markup Language, l ngn

ngnh du siu vn bn c thit kra to nncc trang web

IDE IDE - Integrated Development Environment, cngi l mi trng pht trin tch hp

iOS H iu hnh trn cc thit b di ng ca hngApple

Java RuntimeEnvironment

L thnh phn ca b cng c pht trin, h trpht trin ng dng Java

KSOAP2 Th vin h trgi Web Service dng SOAP trnAndroid

SD Card Mt dng th nhca thit bdi ngSDK SDK - Software Development Kit l b cng c

pht trin ng dng phn mmSOAP SOAP Simple Object Access Protocol, m tiu

chun ca W3C, l giao thc s dng XML nhngha d liu dng thun vn bn thng qua giao thcHTTP

URL URL - Uniform Resource Locator, c dng tham chiu ti ti nguyn trn mng Internet.

Web Service Mt tp hp cc phng thc c gi thc hin

t xa thng qua mt a chWindow Service Windows service l mt ng dng chy trn my

server hoc workstation v cung cp nhng chc nngm s din tin ca n khng cn stng tc trc tipca ngi dng
http://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/Googlehttp://vi.wikipedia.org/wiki/Linuxhttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/Emailhttp://vi.wikipedia.org/wiki/Tin_nh%E1%BA%AFn_nhanhhttp://vi.wikipedia.org/wiki/Tin_nh%E1%BA%AFn_nhanhhttp://vi.wikipedia.org/wiki/Tin_nh%E1%BA%AFn_nhanhhttp://vi.wikipedia.org/wiki/Tin_nh%E1%BA%AFn_nhanhhttp://vi.wikipedia.org/wiki/Trang_webhttp://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/wiki/Applehttp://vi.wikipedia.org/wiki/Applehttp://vi.wikipedia.org/wiki/Internethttp://vi.wikipedia.org/wiki/Internethttp://vi.wikipedia.org/wiki/Applehttp://vi.wikipedia.org/w/index.php?title=H%E1%BB%87_%C4%91i%E1%BB%81u_h%C3%A0nh_tr%C3%AAn_c%C3%A1c_thi%E1%BA%BFt_b%E1%BB%8B_di_%C4%91%E1%BB%99ng&action=edit&redlink=1http://vi.wikipedia.org/wiki/Trang_webhttp://vi.wikipedia.org/wiki/Tin_nh%E1%BA%AFn_nhanhhttp://vi.wikipedia.org/wiki/Tin_nh%E1%BA%AFn_nhanhhttp://vi.wikipedia.org/wiki/Emailhttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99nghttp://vi.wikipedia.org/wiki/Linuxhttp://vi.wikipedia.org/wiki/Googlehttp://vi.wikipedia.org/wiki/%C4%90i%E1%BB%87n_tho%E1%BA%A1i_di_%C4%91%E1%BB%99ng


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Danh mc cc bng biu

Bng 6.1 - c t use case tra cu gitu, xe ......................................................... 34Bng 6.2 - c t use case tra cu hnh trnh tu, xe .............................................. 35

Bng 6.3 - c t use case tra cu gi v tu, xe..................................................... 36Bng 6.4 - c t use case gi t v tu, xe .......................................................... 36Bng 6.5 - c t use case chia s thng tin kt qu tra cu ................................... 37Bng 6.6 - c tuse case xem lc s tra cu ...................................................... 37Bng 6.7 - c tuse case ng nhp ..................................................................... 39Bng 6.8 - c t use case nhp liu ....................................................................... 39Bng 6.9 - c t use case phn quyn ................................................................... 40Bng 7.1 - M t thc th Hang .............................................................................. 47Bng 7.2 - M t thc th PhuongTien ................................................................... 47Bng 7.3 - M t thc th LoaiPhuongTien ............................................................ 47Bng 7.4 - M t thc th Phim ............................................................................. 48Bng 7.5 - M t thc th HinhAnh ........................................................................ 48Bng 7.6 - M t thc th DiaDiem ........................................................................ 48Bng 7.7 - M t thc th Tuyen ............................................................................ 49Bng 7.8 - M t thc th TrungGian ..................................................................... 49Bng 7.9 - M t thc th LoaiGhe........................................................................ 49Bng 7.10 - M t thc th Gia............................................................................... 50Bng 7.11 - M t thc th DoiTuong .................................................................... 50Bng 7.12 - M t thc th KhuyenMai .................................................................. 50Bng 7.13 - M t thc th ChiTietTuyen .............................................................. 50Bng 7.14 - M t thc th ChiTietViTri ............................................................... 51Bng 7.15 - M t bng Hang ................................................................................ 53Bng 7.16 - M t bng Phim ................................................................................. 53Bng 7.17 - M t bng LoaiPhuongTien ............................................................... 54


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Bng 7.18 - M t bng ChiTietHang ..................................................................... 54Bng 7.19 - M t bng PhuongTien ..................................................................... 54Bng 7.20 - M t bng HinhAnh ........................................................................... 55Bng 7.21 - M t bng KhuyenMai ....................................................................... 56Bng 7.22 - M t bng Gia.................................................................................... 56Bng 7.23 - M t bng ChiTietViTri ..................................................................... 57Bng 7.24 - M t bng LoaiGhe ............................................................................ 58Bng 7.25 - M t bng Tuyen ............................................................................... 58Bng 7.26 - M t bng TrungGian ........................................................................ 59Bng 7.27 - M t bng ChiTietTuyen ................................................................... 60Bng 7.28 - M t bng Nhom ............................................................................... 60Bng 7.29 - M t bng NguoiDung ....................................................................... 60Bng 7.30 - M t bng ChucNang......................................................................... 61Bng 7.31 - M t bng ChiTietChucNang ............................................................. 61


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Danh mc cc hnh nh

Hnh 2.1 - Giao din iu khin ListView .............................................................. 17Hnh 2.2 - Giao din iu khin GridView ............................................................. 18

Hnh 2.3 - Giao din minh ha Spinner View va Datepicker................................... 19Hnh 2.4 - Giao din iu khin TabHost ............................................................... 20Hnh 2.5 - Giao din iu khin Gallery v ImageView.......................................... 21Hnh 3.1 - Giao din ng dng minh ha SQLite .................................................... 24Hnh 4.1 - Minh ha kt qu sau khi gi web service .............................................. 27Hnh 4.2 - M hnh kt ni gi Web Service va giao din minh hoa ........................ 27Hnh 4.3 - Hnh minh ha vic chn th vin KSOAP2 vo ng dng .................... 28Hnh 5.1 - Minh hapht t p tin video v audio ..................................................... 31Hnh 6.1 - Kin trc ng dng tra cu thng tin tu xe ........................................... 32Hnh 6.2 - S use case ca ngi dng cui....................................................... 34Hnh 6.3 - S use case ca ngi qun tr h thng tu, xe ................................ 38Hnh 6.4 - Quy trnh x l nghip v tra cu gitu, xe trn thit bdi ng ........ 41Hnh 6.5 - Quy trnh x l nghip v tra cu l trnh tu, xe trn thit bdi ng .. 41Hnh 6.6 - Quy trnh x l nghip v tra cu gi v tu, xe trn thit bdi ng .... 42Hnh 6.7 - Quy trnh x l nghip v tra cu trn nn web ..................................... 43Hnh 6.8 - Quy trnh x l nghip v nhp liu trn web server ............................. 44Hnh 6.9 - Quy trnh x l nghip v phn quyn .................................................. 45Hnh 7.1 - S CDM ........................................................................................... 46Hnh 7.2 - S vt l PDM .................................................................................. 52Hnh 7.3 - Giao din trang tra cu .......................................................................... 62Hnh 7.4 - Giao din kt qu khi khng cung cp loi phng tin v hng ........... 63Hnh 7.5 - Giao din kt qu tra cu khi cung cp thng tin hng vn chuyn ........ 63Hnh 7.6 - Giao din kt qu tra cu khi cung cp thng tin loi phng tin ......... 64Hnh 7.7 - Giao din kt qu khi cung cp loi phng tin v hng ...................... 64


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Hnh 7.8 - Giao din thng tin l trnh ca tuyn .................................................... 65Hnh 7.9 - Giao din thng tin gi v trn cc trm ca tuyn ................................. 66Hnh 7.10 - Giao din thng tin gi v gia cc trm ca tuyn .............................. 66Hnh 7.11 - Giao din th hin hnh nh ca phng tin ....................................... 67Hnh 7.12 - Giao din mn hnh ng nhp............................................................. 67Hnh 7.13 - Activity biu din Use case ng nhp ................................................. 68Hnh 7.14Giao din mn hnh chnh ca trang qun tr ....................................... 69Hnh 7.15 - Giao din mn hnh qun l phng tin dnh cho nhn vin h thng 69Hnh 7.16 - Activity biu din use case nhp liu ................................................... 70Hnh 7.17 - Giao din mn hnh qun l phng tin cho cc i tng khc......... 71Hnh 7.18 - Activity biu din use case nhp liu ................................................... 72Hnh 7.19 - Giao din qun l tuyn i vi nhn vin nhp liu h thng ............. 73Hnh 7.20 - Activity biu din use case nhp liu ................................................... 74Hnh 7.21 - Giao din qun l tuyn i vi cc i tng khc ............................. 75Hnh 7.22 - Activity biu din use case nhp liu ................................................... 76Hnh 7.23 - Giao din qun l hng i vi nhn vin nhp liu h thng .............. 77Hnh 7.24 - Activity bi

u di

n use case nh

p li

u ................................................... 78

Hnh 7.25 - Giao din qun l hng i vi cc i tng khc .............................. 79Hnh 7.26 - Activity biu din use case nhp liu ................................................... 80Hnh 7.27 - Giao din qun l ti khon i vi nhn vin nhp liu h thng........ 81Hnh 7.28 - Activity biu din use case nhp liu ................................................... 82Hnh 7.29 - Giao din qun l ti khon i vi cc nhm i tng khc ............. 83Hnh 7.30 - Activity biu din use case nhp liu ................................................... 84Hnh 7.31 - Giao din qun l nhm ngi dng .................................................... 85Hnh 7.32 - Activity biu din use case nhp liu ................................................... 86Hnh 7.33 - Giao din danh mc a im .............................................................. 87Hnh 7.34 - Activity biu din use case nhp li ..................................................... 88Hnh 7.35 - Giao din danh mc hnh nh i vi nhn vin h thng .................... 89


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Hnh 7.36 - Activity biu din use case nhp liu ................................................... 90Hnh 7.37 - Giao din danh mc hnh nh i vi cc i tng khc .................... 91Hnh 7.38 - Activity biu din use case nhp liu ................................................... 92Hnh 7.39 - Giao din danh mc phim i vi nhn vin h thng ......................... 93Hnh 7.40 - Activity biu din use case nhp liu ................................................... 94Hnh 7.41 - Giao din danh mc phim i vi cc i tng khc .......................... 95Hnh 7.42 - Activity biu din use case nhp liu ................................................... 96Hnh 7.43 - Giao din danh mc loi gh................................................................ 96Hnh 7.44 - Giao din danh mc i tng ............................................................. 97Hnh 7.45 - Giao din danh mc loi phng tin .................................................. 97Hnh 7.46 - Giao din danh mc khuyn mi .......................................................... 98Hnh 7.47 - Giao din danh mc nhm chc nng .................................................. 98Hnh 7.48 - Giao din mn hnh chnh ng dng .................................................... 99Hnh 7.49 - Giao din mn hnh lc s tra cu ..................................................... 99Hnh 7.50 - Activity biu din use case lc s tra cu ........................................ 100Hnh 7.51 - Giao din mn hnh Gii thiu ........................................................... 101Hnh 7.52

Giao di

n mn hnh hng d

n s

d

ng ............................................ 101

Hnh 7.53Giao din mn hnh tra cu ............................................................... 102Hnh 7.54 - Activity biu din Use case tra cu tu, xe......................................... 103Hnh 7.55 - Giao din mn hnh danh sch phng tin........................................ 104Hnh 7.56 - Giao din mn hnh th hin gichy tu, xe ..................................... 104Hnh 7.57 - Activity biu din Use case xem gichy tu, xe .............................. 105Hnh 7.58 - Giao din mn hnh th hin l trnh .................................................. 106Hnh 7.59 - Activity biu din Use case xem l trnh tu, xe ................................ 106Hnh 7.60 - Giao din mn hnh th hin gi v .................................................... 107Hnh 7.61 - Activity biu din Use case xem gi v tu, xe .................................. 108Hnh 7.62 - Giao din mn hnh th hin l trnh trn bn ................................ 109


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L i ni u

Ngy nay khi cc thit b cm tay trnn ph bin, cng nh s pht trin ln mnh

ca cc h thng vin thng lm cho cc dch v phc v nhu cu con ngi trn thit b

cm tay ngy cng ph bin. c bit l cc dch v tra cu trc tuyn trn thit b cm

tay, n c don l rt pht trin khi m cng ngh mng 3G ang c pht trin

mt cch rng ri, em li cho ngi dng tc truyn ti d liu rt nhanh. Cng vi

l sra i ca hiu hnh m ngun mAndroid c khnng ty bin cao, c th

coi y l mt bc tin trong lnh vc cng ngh.Theo comScore, thtrng in thoi thng minh M thi gian gn y c nhiu du

hiu cho thy hiu hnh Android ca Google ch ng hon ton hiu hnh iOS

ca Apple v BlackBerry ca RIM. Chtrong qu u tin ca nm 2011, c n 69,5

triu ngi M s dng loi in thoi ny, tng 13% so vi cuc kho st tng t kt

thc vo thng 11/2010. 33% sngi dng in thoi tui t 13 trln tham gia cuc

kho st cho bit h thch h iu hnh Android, 28,9% thch cc dng in thoi

BlackBerry ca RIM, trong khi ch c 25,2% ngi s dng chn cc sn phm caApple. Vi nhng con s ni ln s pht trin vt bc, tnh u vit v tim nng

pht trin ca hiu hnh Android ln n mc no.

Khi nhu cu thng tin ngy cng pht trin, ngi dng s mun truy cp hoc tm

kim thng tin mi lc, mi ni. Khng phi lc no ngi dng cng c th s dng

laptop hay desktop tm kim thng tin. Hn na, ngy nay in thoi thng minh y

chc nng, cu hnh cao, c gi thnh rv ngy cng c ph bin. Do vic xy

dng cc ng dng trn thit bdi ng s trthnh mt ngnh cng nghip ha hn s ctc pht trin nhanh trong nhng nm ti.

Dn s trung bnh cnc nm 2011 c tnh 87,84 triu ngi (Tng cc Thng

k), nhu cu i li vo cc dp l, tt thng rt ln. Do nhu cu thng tin v gi v


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N i Dung Lun Vn

PHN 1: TM HIU V K THUT LP TRNH TRN

ANDROID

1 Cc bc tin hnh lp trnh trong AndroidKhng ging nh iOS, SDK chy hiu hnh Android c th hot ng c trn

hu ht cc nn tng t Windows, Linux v Mac. Do vy, hu ht cc hiu hnh v cu

hnh my tnh hin nay u c th ti v v s dng c b cng c lp trnh lp trnh

ny. Thm na, cc nn tng v cc b cng c lp trnh ca Android u min ph. Do cc nh pht trin c th ti v trc tip cc b cng c lp trnh ny trn trang ch ca

ngi pht hnh. c th bt u lp trnh trn hiu hnh Android, mt s phn

mm sau s cn phi c ci t :

1.1.Java Runtime Environment (JRE)B JRE gip lm nn tng chy cc ng dng trn hiu hnh Android. Ti thi

im hin ti th b Java Platform mi nht l JRE 7. Chng ta c th vo trang

http://www.oracle.com/technetwork/java ti v v ci t vo my. Nn ci t theo

ng dn mc nh m phn mm gi trnh nhng kh khn khi tham chiu n

cc th mc sau ny khi lp trnh.

1.2.Eclipse IDEL mi trng h tr lp trnh Java rt tt v tin li. Ti thi im ny th bn

Eclipse mi nht l phin bn INDIGO. Ngi dng c th vo trang :

http://www.eclipse.org/downloads/ v ty theo h iu hnh s dng m ti v bn

Eclipse Classic ph hp cho mnh. Sau khi ti v, vic cn lm ch l gii nn th mc

va ti v v khi ng Eclipse. (Eclipse ch chy c khi JDK ci t).

1.3.Android SDK
http://www.oracle.com/technetwork/javahttp://www.oracle.com/technetwork/javahttp://www.eclipse.org/downloads/http://www.eclipse.org/downloads/http://www.eclipse.org/downloads/http://www.oracle.com/technetwork/java


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L gi h trlp trnh trn hiu hnh Android. Chng ta c th vo trang web :

http://developer.android.com/sdk/index.htmlv ti v bn SDK ph hp cho mnh.Cng

vic cn lmtip theo l gii nn tp tin va ti v vo trong mt th mc cnh (lu

ng dn ca n) v tin hnh ci t..

1.4.Android ADTy l mt trnh cm thm (plug-in) dnh cho Eclipse IDE nhm mang li cc tnh

nng mnh m, mi trng tch hp xy dng cc ng dng trn h iu hnh

Android. Cng vic tip theo l tin hnh ti v v ci t trnh cm thm ny vo

Eclipse. Sau khi ci t xong, chng ta khi ng li Eclipse v chn menu Window

>> Android SDK and AVD Manager . Khi ca s mi hin ra th chng ta snh du

vo tt c cc Packages hin c v tin hnh ci t chng. Sau khi ci t xong, chng ta

c th s dng.

2 K thut lp trnh vicc iu khin2.1.ListView

2.1.1.Yu cu t raS dng iu khin ListView xy dng giao din hin th chi tit ltrnh m phng

tin vn chuyn si qua. Giao din n gin nh sau :

Hnh 2.1 - Giao din iu khin ListView
http://developer.android.com/sdk/index.htmlhttp://developer.android.com/sdk/index.htmlhttp://developer.android.com/sdk/index.html


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2.1.2.Gii quyt thc hin c yu cu trn, chng ta s thc hin theo cc bc chnh sau:

Bc 1: xy dng lp tha k t lp BaseAdapter v np chng cc hmgetCount(), getItem(), getItemId(), getView() thc hin vic gn kt d liu n iu

khin ListView.

Bc 2: xy dng mt lp tha k t lp ListActivity hin thListView. Thng qua hm setListAdapter() d liu v hin th ln ListView. Ngoi

ra, thit lp x l khi chn mt mc tin, ta dng hm onListItemClick(). Chi tit xin

xem thm trong phn Ph lc mc 1.1.

2.2.GridView

2.2.1.Yu cu t raS dng iu khin GridView xy dng giao din mn hnh ca ng dng nh sau:

Hnh 2.2 - Giao din iu khin GridView

2.2.2.Gii quyt thc hin c yu cu trn, chng ta s thc hin theo cc bc chnh sau :


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Bc 1: xy dng lp tha k t lp BaseAdapter v np chng cc hmgetCount(), getItem(), getItemId(), getView() thc hin vic gn kt d liu n iu

khin GridView.

Bc 2: xy dng mt lp tha k t lp Activity hin th GridView.Thng qua hm setAdapter() d liu v hin th ln GridView. Ngoi ra, thit lp

x l khi chn mt mc tin, ta thit lp setOnItemClickListener() cho GridView v hin

thc hm onItemClick(). Chi tit xin xem thm trong phn Ph lc mc 1.2.

2.3.Spinner View, DatePicker2.3.1.Yu cu t ra

S dng iu khin Spinner v DatePicker xy dng giao din tra cu thng tin tu,xe. Khi ngi dng chn ngy tra cu, hp thoi DatePicker sc hin th cho php

thit lp ngy thng v chn im i, im n, loi phng tin, hng vn chuyn qua

Spinner. Giao din n gin nh sau:

Hnh 2.3 - Giao din minh ha Spinner View v Datepicker

2.3.2.Gii quyt


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thc hin c yu cu trn, chng ta s thc hin theo cc bc chnh sau :

Bc 1: nh ngha giao din cho mn hnh trong tp XML Bc 2: to lp k tha t lp Activity thit lp hin th v x l cho

Spinner, DatePicker. Gn kt d liu ln iu khin Spinner bng cch to mt th hin

ca lp ArrayAdapter, sau gi hm setAdapter() thc thi. hin th hp thoi

DatePicker ta cn np chng hm onCreateDialog(). Thng tin ngy thng khi cp nht

trong hp thoi c x l thng qua hm onDateSet(), tai y ta c th ly thng tin

ngy thng c chn. Chi tit xin xem thm trong phn Ph lc mc 1.3

2.4.TabHost View2.4.1.

Yu cu t ra

S dng iu khin TabHost c ty chnh xy dng chc nng cho php ngi

dng ty chn Tab hin th theo tng mc ch s dng trong ng dng. Khi ngi dng

nhn vo tng mc trong Tab th giao din sc thay i cho ph hp vi tng loi

Tab nh hnh sau :

Hnh 2.4 - Giao din iu khin TabHost


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Bc 1: nh ngha giao din tab trong tp XML. Sau to mt lptha k t lp TabActivity hin th giao din nh ngha.

Bc 2: thng qua hm addTab() thm cc tab vo iu khinTabHost. Ta c th chnh ni dung hin th v biu tng hnh nh (vn bn) ca tab

ln lt thng qua hm setContent() v setIndicator().

Bc 3: s dng lp nh ngha giao din mn hnh tra cu thng tu, xe to trc lin kt vi cc tab trong iu khin TabHost. Chi tit xin xem thm trong

phn Ph lc mc 1.4.2.5.Gallery v ImageView

2.5.1.Yu cu t raS dng iu khin Gallery v ImageView xy dng chc nng cho php ngi

dng xem danh sch hnh nh phng tin vn chuyn. Khi ngi dng chn cc mc

hnh nh trong Gallery th hnh sc hin thkch c ln hn trn ImageView.

Giao din trnh by nh hnh sau :

Hnh 2.5 -Giao din iu khin Gallery v ImageView


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Bc 1: xy dng lp tha k t lp BaseAdapter v np chng cc hmgetCount(), getItem(), getItemId(), getView() thc hin vic gn kt hnh nh ln iu

khin Gallery.

Bc 2: xy dng mt lp tha k t lp Activity hin th Gallery.Thng qua hm setAdapter() hnh nh v hin thln Gallery. Ngoi ra, thit lp x

l khi chn mt mc hnh nh ta thit lp hm setOnItemClickListener() cho Gallery v

hin thc hm onItemClick(). Chi tit xin xem thm trong phn Ph lc mc 1.5

3 K thut lp trnh vi SQLite3.1. Gii thiu

Trong Android th hc sd liu c s dng l SQLite, y l h thng m

ngun mc s dng rng ri trong cc ng dng (Mozilla Firefox s dng n lu

tr cc thng tin v cu hnh, iPhone cng s dng c sd liu SQLite).N l c sd

liu c nhng trong Android, s dng t b nh.Nu c c sd liu ttrc th ta s

ch vic chp n vo th mc assets ca dn, sau thc hin vic sao chp tp tin dliu t v tr trn sang th mc /data/data/package_name/databases/ trn thit b (v i

package_name la tn go i ng dung ). Trong trng hp mun to c sd liu bng m

thi im chy ng dng th ta lm nh sau:

To mt lp tha k tSQLiteOpenHelper, dng m, ng c sd liu, qun l

vic to c sd liu cng nh phin bn ca n thng qua cc hm onCreate(), open(),

close() v onUpgrade(). Ngoi ra trong lp ny, ta c thnh ngha cc hm dng cho

vic thm, xa, sa cc dng trong c s d liu. Mt s hm thng dng ca lpSQLiteOpenHelper

onCreate() tham s truyn vo l i tng thuc lp SQLiteDatabase,c dng to c sd liu (nu cha c).


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onUpgrade() c 3 tham s truyn vo ln lt l i tng thuc lpSQLiteDatabase, s ch phin bn c, s ch phin bn mi ca c sd liu, c dng cp nht c sd liu.

getReadableDatabase() tr v mt i tng SQLiteDatabase, dng mmt c sd liu (chcho php c, khng ghi).

getWriteableDatabase() tr v mt i tng SQLiteDatabase, dng mmt c sd liu (cho php ghi).

thc hin vic truy vn, thm, xa, sa d liu ta dng lp SQLiteDatabase. Mt

shm thng dng ca lp ny :

Hm query() c 7 tham s ln lt v kt qu tr vl i tng Cursor.Ta cn dng mt shm lt trn dng d liu nh moveToFirst() dch chuyn n

dng u tin, cn moveToLast() n dng cui cng , moveToNext() n dng tip theo

dng hin ti, moveToPrevious() n dng trc dng hin ti, getCount() ly slng

dng. Danh sach 7 tham s nh sau:

- String table: tn ca bng sc thc hin truy vn.- String[] columns: danh sch cc ct cn ly. Nu null s ly tt c

cc ct.- String selection : iu kin lc. Nu null s ly tt c.- String[] selectionArgs : danh sch cc gi trdng thay th?trong tham s selection.- String groupBy: iu kin gom nhm, nh dng tng tnh

GROUP BY trong SQL.- String having: iu kin lc cho cc dng khi gom nhm, nh dng

tng tnh mnh HAVING trong SQL.- String orderBy: sp xp, nh dng tng tnh mnh ORDER

BY trong SQL.

Hm insert() c 3 tham s v gi tr tr v l m ca dng mi nhtc chn, nu tht bi tr v -1.

- String table: bng cn chn d liu.- String nullColumnHack : dng ti u, c thnull . SQL khng

cho php thm mt hng trng vo m khng bit t nht tn ca mt ct. Nu tham s


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values l rng skhng c dng no c thm vo. Trng hp ny, ta c th gii quyt

bng cch truyn tn mt ct c php null vo nullColumnHack.

- ContentValue values: gi trdng cp {kha,gi tr}. Hm update() c 4 tham s v gi tr tr v l sdng c cp nht

- String table: bng cn cp nht.- ContentValues values: (column_name, value).- String whereClause: iu kin where cp nht, null s cp nht tt

c cc dng.

- String[] whereArgs: cc tham s trong whereClause. Hm delete() c 3 tham s v gi tr tr v l sdng c xa.

- String table: bng cn xa.- String whereClause: null nu xa tt c cc dng.- String[] whereArgs: cc tham s cho whereClause.

3.2. V d minh ha3.2.1.t vn

Ta s xy dng mt v d minh ha cc thao tc truy vn, thm, xa, sa vi SQLite.

Giao din n gin nh sau :

Hnh 3.1 - Giao din ng dng minh ha SQLite


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3.2.2.Gii quytCc bc chnh thc hin minh ha trn nh sau:

Bc 1: xy dng lp thc hin vic to, cp nht c sd liu cng nh nh ngha

cc thao tc truy vn, thm, xa, sa. Cu trc chnh nh sau:

nh ngha tn, phin bn c sd liu cng cc ct trong bng nh ngha mt lp tha k t SQLiteOpenHelper np chng hm

onCreate() v onUpdate() phc v vic to, cp nht c sd liu

nh ngha cc hm truy vn, thm, xa, sa xin xem chi tit trong phnph lc.

Bc 2: to lp tha k tListActivity xy dng mn hnh chnh. Trong minh

ha ny, khi ngi dng n vo mc tin trong ListView th s hin th hp thoi cho php

cp nht, xa thng tin. x l khi mc tin trn ListView c chn, ta np chng hm

onListItemClick, onCreateDialog() v onPrepareDialog() hin th hp thoi. Bn cnh

, x l s kin khi ngi dng nhn vo cc iu khin Button, ta hin thc giao

din OnClickListener() x l s kin trong hm onClick().

Bc 3: to lp tha k tBaseAdapter thc hin gn kt d liu tcsd liu

ln iu khin ListView trong mn hnh chnh. Cc hm cn np chng l getCount(),

getItem(), getItemId(), getView() ln lt dng nh ngha hm ly s lng, thng tin,

nh danh (v tr), giao din hin th ca mc tin.Chi tit x in xem thm trong phn Ph

lc mc 2

4 K thut lp trnh vi Web Service4.1. Dng SOAP (Simple Object Access Protocol)

gi Web Service dng SOAP,ta s dng th vin KSOAP2. C th ti th vinny ti a ch sau :

http://www.4shared.com/file/uOhx5aoj/ksoap2-android-assembly-24-jar.html.

Trong th vin ny, vic thc hin yu cu n Web Service cng nh nhn kt qu

tr v thng thng qua lp SoapObject . C 3 tham s quan trng c yu cu : khng
http://www.4shared.com/file/uOhx5aoj/ksoap2-android-assembly-24-jar.htmlhttp://www.4shared.com/file/uOhx5aoj/ksoap2-android-assembly-24-jar.htmlhttp://www.4shared.com/file/uOhx5aoj/ksoap2-android-assembly-24-jar.html


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gian tn, tn phng thc dng, a ch URL ca Web Service. Ngoi ra, c mt

tham s m rng khc cng quan trng khng km l SOAP_ACTION, n l s kt hp

gia khng gian tn v tn phng thc bng cng thc sau:

SOAP_ACTION = NAMESPACE + METHOD_NAME

Cc bc sau s gip thc hin mt li gi Web Service vi KSOAP2 :

Bc 1: to mt i tng SoapObject vi 2 tham s truyn vo lkhng gian tn v tn phng thc (hm) ca dch v.

Bc 2: truyn cc tham scho phng thc ca Web Services (nu c)dng hm addProperty(). Hm ny c 2 tham i ln lt l tn bin cn truyn tham trv gi tr ca n.

Bc 3: to i tng SoapSerializationEnvelope chnh cc thngtin khc nh: phin bn SOAP, Web Service c da trn .NET hay khng, thit lp u racho thng ip kt qu.

Bc 4: to i tng AndroidHttpTransport, truyn vo a ch URLca Web Service cn gi.

Bc 5: thc hin li gi call() t i tng HttpTransportSE, vi 2tham s truyn vo l SOAP_ACTION v i tng SoapSerializationEnvelope to.

Bc 6:Nhn kt qu tr v thng qua i tngSoapSerializationEnvelope bng hm getResponse() khi kt qu tr v l mt kiu chuihay bng thuc tnh bodyIn khi kt qu tr v l mt kiu danh sch.

4.2. V d minh ha4.2.1. t vn

Chng ta s to mt ng dng minh ha hin th chi tit l trnh tu la bng vic

gi Web Service xy dng bng .NET (dng SOAP). Web Service ny c tham su

vo l m tuyn, im i, im n. Kt quu ra vi thng tin gm thng tin chnh nh

tn trm trn l trnh, thi gian i, thi gian n , c ly chng. V d kt qu gi Web

Service vi m tuyn l 154, im i l Si Gn, im kt thc l Nha Trang dng nh

sau:


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4.2.2. Gii quyt Bc 1: chn th vin KSOAP2 vo ng dng. Sau khi download th

vin, ta s c mt tp c nh dng l .jar. chn th vin vo ng dng, ta ch cn

chn nhn chut phi vo tn d n ng dng, sau chn Properties>Java build

path>Libraries>Add External Jars >chn ng dn n th vin ti v>OK

Hnh 4.3 - Hnh minh ha vic chn th vin KSOAP2 vo ng dng

Bc 2: xy dng lp tha k t ListActivity hin th giao din mnhnh. Lp ny cng s hin thc giao din OnClickListener, np chng hm onClick()

x l s kin khi ngi dng n vo nt thc hin gi Web Service ly thng tin chi tit

v l trnh. Xin xem thm chi tit trong phn Ph lc mc 3.

5 Pht audio, video trong Android5.1. Gii thiu

5.1.1. Pht audio


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Ch : khi gi hm stop() dng vic pht, nhng sau mun pht li th phi

gi ln lt cc hm reset(), prepare(), start().

5.1.2

Pht videoVic pht tp tin video phc tp hn so vi vic pht tp tin audio s dng

API ca MediaPlayer, mt phn v chng ta phi cung cp thm mt b mt hin th

video c pht. Tuy nhin, Android cung cp mt widget gi l VideoView gip gii

quyt kh khn trn. Thm na, n cn cung cp mt s ty chnh hin th ph hp vi

nhu cu ngi s dng.

Ch :

Hin nay Emulator gp phi mt s vn khi pht cc ni dung videotrn mt s my tnh v hiu hnh. Tp tin video khng thc pht khi n c t th mc raw. Do

vy, chng phi c t trong th nhSD Card ca AVD .

pht mt t p tin video, ta c thlm nh sau:

To mt th hin t lp VideoView. Dng hm setVideoURI() truyn vo ng dn URI pht cc video

trc tip mt ng dn trn mng hoc setVideoPath() truyn vo mt ng dn

video thng thng nh t th nh chng hn. pht c ng dn video trnmng, ta cn khai bo quyn android.permission.INTERNET cho php truy cp mng.

Cui cng, gi hm start() bt u pht video. thm cc chc nngiu khin nh rewind, pause, play, forward ta c th to mt th hin t lpMediaController, sau thit lp n n VideoView qua hm setMediaController().

Ngoi ra pht mt video t YouTube, ta c c th s dng i tng Intent vi

tham s ACTION_VIEW. Nu thit b ci t ng dng YouTube th ng dng ny s

c gi, ngc li trnh duyt ca thit b s hin th video. Cch s dng n gin nhsau :

startActivity(newIntent(Intent.ACTION_VIEW, Uri.parse("URL_VIDEO")));

vi URL_VIDEO l ng dn video trn youtube cn pht.


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5.2. Minh ha5.2.1. Vn t ra

minh ha, chng ta s xy dng mt chng trnh cho php pht cc tp tin

audio, video t th nh SD Card ca thit bdi ng. Danh sch cc nh dng audio,

video c Android h trsc ti ln t th nh. Khi ngi dng chn bng cch n

vo th bi ht sc pht. Giao din chng trnh n gin nh sau:

Hnh 5.1 - Minh ha pht t p tin video v audio

5.2.2.

Gii quytCc bc chnh thc hin minh ha trn nh sau :

Bc 1: ti cc tp tin nh dng audio, video (.mp3, .wav, .mid, .mp4,.3gp) c Android h trt th nhln ListView ca mn hnh hin th danh sch biht. Ly ng dn truy cp th nh thit b bng cch gi hmEnviroment.getExternalStorageDirectory().getAbsolutePath(), sau ti cc tp tin cnh dng audio, video c h trvo danh sch bi ht. Tt nhin truy cp c thnh, ta cn khai bo quyn WRITE_EXTERNAL_STORAGE.

Bc 2: to v s dng i tng MediaPlayer pht bi ht loiaudio khi ngi dng chn bi ht audio.

Bc 3: to v s dng widget ViewView pht bi ht loi video khingi dng chn bi ht video.

Bc 4: xy dng mt lp tha k t lp TabActivity hin th dngtab cho chng trnh. Xin xem thmchi tit trong phn Ph lc mc 4.


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PHN 2: XY DNG NG DNG TRA CU THNG TIN

TU, XE

6 Kin tru c ng dung va c ta yu c u6.1.Kin tru c ng dung

Front-end

Ngi dng cui

Giao din tra cutu, xe trn nn

Android

Thng tin tra cu Gi Web Service thch hp

Thng tin chi tit tu, xe

Kt qu tra cu

Ngi qun trng dng web

(ASP.NET)

WebServices

Database

Qun l thng tin tu, xe

Back-end

SQL

Server

Giao din tra cutu, xe trn nn

WebThng tin tra cu Ly d liu

Kt qu tra cu

Trang web cacng ty vn ti

WindowService

(Lp lch)Ly d liu thng qua HTML

Hnh 6.1 - Kin trc ng dng tra cu thng tin tu xe


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Ngi dng cui

Tra cu gi tu, xe

Tra cu gi v tu, xe

Tra cu l trnh tu, xe

Xem lc s tra cu

Chia s thng tin tra cu

Gi t v tu, xe

Xem thng tin hng

Hnh 6.2 - S use case ca ngi dng cui

Ngi dng sc cung cp cc thng tin v l trnh, gii, n v tt c cc gi

v trn tuyn tra cu. Ngoi ra, ngi dng cng c th chia s thng tin tra cu ca mnh

ln trn qua cac ng dung nh SMS , Gmail, Facebook bn b c bit. V ngi

dng cng c thlu li lc s tra cu xem li bt c lc no khi cn thit m khng

cn phi thc hin li vic tra cu. Mt tin ch khc l ngi dng c cung cp sin

thoi v chc nng gi in thoi ngay trn ng dng thc hin cuc gi ti cc hng

vn chuyn.

c t cc use case ca ngi dng cuiBng 6.1 -c t use case tra cu gitu, xe

Use Case ID UC 1

Use Case Name Tra cu gitu, xe

Actor Ngi dng cui


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Description Cho php ngi dng xem chi tit gitu, xe chy

Action Steps

1. Ngi dng cung cp cc thng tin tra cu: ni i,ni n, ngy tra cu, loi phng tin, hng

2.

Danh sch cc phng tin tha mn yu cu clit k3. Ngi dng chn phng tin mun i, thng tin chi

tit v gichy c hin th.

Extension PointsNgi dng khng cung cp thng tin hng, loi phngtin, danh sch phng tin ca tt c cc hng tha yu cuc hin th.

Exceptions

1. H thng khng hin thdo xy ra li kt ni c sd liu

2. H thng hin th d liu sai do nhp liu khngng

3. H thng khng hin th c do li ng truynmng, h thng yu cu ngi dng thc hin lichc nng ny.

Pre-Conditions Ngi dng cung cp cc thng tin u vo tra cu

Post-Conditions Chi tit gichy ca phng tin c hin th

Bng 6.2 - c t use case tra cu hnh trnh tu, xe

Use Case ID UC 2

Use Case Name Tra cu hnh trnh tu, xe

Actor Ngi dng cui

Description Cho php ngi dng xem chi tit hnh trnh tu, xe

Action Steps1. Ngi dng chn xem hnh trnh2. H thng hin th thng tin chi tit v hnh trnh tu,

xe

Extension Points

Exceptions

1. H thng khng hin thc do xy ra li kt nic sd liu.

2. H thng khng hin th c do li ng truynmng, h thng yu cu ngi dng kim tra ling truyn mng.


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Extension Points Ngi dng ch mun xem sin thoi t v m khnggi

ExceptionsKhng th gi t v xe do: sin thoi khng hp l hay

khng tn ti trong thc tPre-Conditions Ngi dng thc hin xong tra cu gi v tu, xe

Post-ConditionsNgi dng thy sin thoi t v hoc cuc gi t v

c thc hin

Bng 6.5 - c t use case chia s thng tin kt qu tra cu

Use Case ID UC 5

Use Case Name Chia s thng tin kt qu tra cu(l trnh, gi v, gichy)

Actor Ngi dng cui

Description Cho php ngi dng chia s kt qu tra cu c

Action Steps 1. Ngi dng chn chc nng xem gitu, xe2. Chn chc nng chia s thng tin tra cu.

Extension Points

Exceptions

1.

Khng th chia s thng tin do li ng truynmng hoc thit bdi ng khng c ng dng h tr

chia s

2. Thng tin chia s b thiu: do cha thi gian ly ht thng tin kt qu tra cu t Web Service.

Pre-Conditions Ngi dng thc hin xong tra cu gi v tu, xe

Post-Conditions Thng tin c chia s

Bng 6.6 - c tuse case xem lc s tra cu

Use Case ID UC 6

Use Case Name Xem lc s tra cu


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Actor Ngi dng cui

Description Cho php ngi dng xem li nhng tra cu thc hin

Action Steps 1. Ngi dng chn xem lc s tra cu.2. Danh sch tra cu thc hin c hin th3. Ngi dng chn xem chi tit thng tin kt qu tra cu

c.Extension Points Ngi dng chia s thng tin tra cu

Exceptions 1. Khng th chia s thng tin do li ng truyn mnghoc thit bdi ng khng c ng dng h trchia s

2. Chi tit thng tin tra cu b thiu: do cha thigian ly ht thng tin kt qu tra cu t Web

Service.

Pre-Conditions Ngi dng thc hin t nht mt ln tra cu

Post-Conditions Thng tin chi tit kt qu tra cu trc c hin th

S use case ca ngi qun tr h thng tu, xe

Ngi qun tr h thng

Nhp liu

ng nhp

Phn quyn

Thm

Xa

Sa

Hnh 6.3 - S use case ca ngi qun tr h thng tu, xe


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2. Cung cp thng tin nhp liu3. H thng kim tra quyn nhp liu4. Bo nhp liu thnh cng

Extension Points

Exceptions Nhp liu khng thnh cng

1. Ngi dng khng cung cp y cc thng tinbt buc

2. Ngi dng khng c quyn nhp liu trn qun l

Pre-Conditions Ngi dng phi c cp quyn thc hin chc nng .

Ngi dng phi ng nhp

Post-Conditions

Bng 6.9 - c t use case phn quyn

Use Case ID UC 3

Use Case Name Phn quyn

Actor Ngi qun tr

Description Cho php ngi qun tr phn quyn cho cc ngi dng

khc thc hin 1 s chc nng nht nh

Action Steps 1. Qun tr chn ngi dng cn cp quyn2. Chn chc nng cn phn quyn3. Chn thao tc cn phn quyn

Extension Points

Exceptions Ngi phn quyn cp quyn qu vi quyn ca mnh

Pre-Conditions Ngi dng phi tn ti.

Ngi qun tr phi c quyn cp quyn.Ngi dng phi thc hin ng nhp.

Post-Conditions Cp quyn thnh cng


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6.2.2. S xl nghip v BPMH thng tra cu thng tin tu, xe gm cc quy trnh x l nghip v sau:

Quy trnh x l nghip v tra cu gitu, xe trn thit bdi ng :Ngi dng cui H thng (Trn thit b di ng) Web Services Database

Thng tin tra cu gi tu xe

Chi tit gi tu xe

Chi tit gi tu xe

Chi tit gi tu xe



Chn tra cu tu xe

Gi web services tra cu gi tu xe

Truy xut d liu gi tu xe

D liu tu xe

Nhn thng tin gi tu xe

Hin th thng tin gi tu xe

Tra cu gi tu xe

Hnh 6.4 - Quy trnh x l nghip v tra cu gitu, xe trn thit bdi ng

Thng tin tra cu gm : im i, im n, loi phng tin, hng.

Chi tit gitu xe: gii, gin, thi gian tuyn (nu c)

Quy trnh x l nghip v tra cu l trnh tu, xe trn thit bdi ngNgi dng cui H thng (Trn thit b di ng) Web Services Database

Chi tit gi tu xe

Chi tit hnh trnh

Chi tit hnh trnh tu xe

Chi tit hnh trnh tu xe

Chi tit gi tu xe

Chi tit gi tu xe

Tra cu gi tu xe

Tra cu hnh trnh tu xe

Gi web services ly hnh trnh tu xe

Truy xut d liu hnh trnh tu xe

D liu tu xe

Nhn thng tin hnh trnh tu xe

Hin th hnh trnh tu xe

Hnh 6.5 - Quy trnh x l nghip v tra cu l trnh tu, xe trn thit bdi ng


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Chi tit gitu xe: gii, gin, thi gian tuyn (nu c)

Chi tit hnh trnh tu xe: chi tit cc thng tin cc trm trn hnh trnh gm thigian n (thi gian i), c ly.

Quy trnh x l nghip v tra cu gi v tu, xe trn thit bdi ngNgi dng cui H thng (Trn thit b di ng) Web Services Database

Chi tit gi v tu xe

Chi tit gi tu xe Chi tit gi tu xe

Chi tit gi tu xe

Chi tit gi v tu xe

Chi tit gi v tu xe

Tra cu gi tu xe

Tra cu gi v tu xe

Gi web services ly gi v tu xe

Nhn thng tin gi v tu xe

Hin th thng tin gi v tu xe

Truy xut d liu gi v tu xe

Gi t v tu xe

D liu tu xe

Hnh 6.6 - Quy trnh x l nghip v tra cu gi v tu, xe trn thit bdi ng

Chi tit gitu gm: gii, gin, thi gian hnh trnh.Chi tit gi v tu gm: cc loi ghv gi bn tng ng.


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Quy trnh x l nghip v tra cu trn nn webNgi dng H thng (trn phn h tra cu web) Database

[Business

Error]

Thng tin tra cu

Chi tit thng tin theo yu cu

Tip nhn thng tin tra cu

Kim tra im i v n

Thc hin tra cu thng tin

Chn li im i v im n

CSDL_QLTauXe

Hin th thng tin tra cu theo yu cuLa chn xem chi tit tuyn cn thit

Thng tin tng qut L trnh Gi v

Hnh 6.7 - Quy trnh x l nghip v tra cu trn nn web

Thng tin tra cu gm : im i, im n, loi phng tin, hng.

Khi xem chi tit th s hin ra : chi tit gitu xe: gii, gin, thi gian tuyn

(nu c), gi v trm, gi v trung gian, hnh nh ca phng tin.


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Quy trnh x l nghip v nhp liu trn web serverNhn vin nhp liu H thng (trn phn h qun tr web) Database

[Business

Error]

[Business

Error]

Thao tc

[Business

Error]

Kt qu sau khi nhp liu

Thng tin ti khon

Thng tin ng nhp

Cp nht ti khon

Hin th cc chc nng qun tr

X l cc thao tc va chn CSDL_QLTauXe

Hin th kt qu sau khi nhp liu thnh cng

Thc hin ng nhp

Kim tra hp l

Vo Trang ch

Hin th thng bo

Chn chc nng cn qun l Tip nhn yu cu

Kim tra quyn

Hin th trang va chn

Tr v trang ch

Chn thao tc cn thc hin

Tip nhn yu cu 2

Kim tra quyn 2

Hnh 6.8 - Quy trnh x l nghip v nhp liu trn web server


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Ngi qun tr cung cp cc thng tin nhp d liu vo c sd liu. i vi

nhn vin nhp liu ca cc hng vn chuyn th chc quyn qun l cc thng tin ca

hng mnh. i vi nhn vin nhp liu h thng sc qun l cc thng tin ca tt c

cc hng.

Quy trnh x l nghip v phn quynNhn vin nhp l iu h thng H thng (trn phn h web server) Database

Chc nng thm vo CT_TaiK

Chc nng cn cp n

Thng tin ti khon sau khi cp nht

Chn chc nng cn phn quyn

Chn thao tc cn phn quyn

Kim tra chc nng tn

Cp nht Chi tit ti khon

Thm mi chi tit ti khon

CSDL QLTauXe

Hin th thng tin ti khon

Hnh 6.9 - Quy trnh x l nghip v phn quyn

Ngi qun tr h thng thc hin chc nng phn quyn cho tng ngi dng trong

h thng. Ngoi ra mt sngi dng c bit ca hng cng c quyn phn quyn cho

cc ti khon thuc hng ca mnh.


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7 Phn tch, thit k7.1.M hnh thc th kt hp (CDM)

1,n

1,n

1,1

0,n

0,n

Hang

MaHang

TenHang

SDT

DiaChi

GioiThieu

MienGiam

Variable characters (5)




Text

Text


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android:src="@drawable/km">

1.1.2 Xy dng xlTp tin Adapter_ShowPath.java thc hin vic gn kt d liu n iu khin

ListView.

publicclass Adapter_ShowPath extends BaseAdapter {

ArrayList itemList;public Activity context;public LayoutInflater inflater;

public Adapter_ShowPath(Activity context, ArrayList itemList) {super();

this.context = context;this.itemList = itemList;this.inflater = (LayoutInflater) context

.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

}

publicint getCount() {//TODO Auto-generated method stubreturnitemList.size();

}

public ItemPath getItem(int position) {//TODO Auto-generated method stubreturnitemList.get(position);

}

publiclong getItemId(int position) {


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//TODO Auto-generated method stubreturn 0;

}

publicstaticclass ViewHolder {

TextView txtThoiGianDi;TextView txtThoiGianDen;TextView txtTendiadiem;TextView txtCulychang;

}

public View getView(int position, View convertView, ViewGroup parent) {//TODO Auto-generated method stub

ViewHolder holder;if(convertView == null) {

holder = new ViewHolder();convertView = inflater.inflate(R.layout.row_path, null);

holder.txtThoiGianDi = (TextView) convertView.findViewById(R.id.txtThoiGianDi);

holder.txtThoiGianDen = (TextView) convertView.findViewById(R.id.txtThoiGianDen);

holder.txtTendiadiem = (TextView) convertView.findViewById(R.id.txtTenDiaDiem);

holder.txtCulychang = (TextView) convertView.findViewById(R.id.txtCuly);

convertView.setTag(holder);}

else

holder = (ViewHolder) convertView.getTag();

ItemPath bean = (ItemPath) itemList.get(position);

holder.txtTendiadiem.setText(bean.getDiadiem());holder.txtCulychang.setText(bean.getCulychang());holder.txtThoiGianDen

.setText("Thi gian n: " + bean.getThoigianden());holder.txtThoiGianDi.setText("Thi gian i: " + bean.getThoigiandi());

return convertView;}}


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Tp tin MinhHoaListViewActivity.java hin th ListView

publicclass MinhHoaListViewActivityextends ListActivity {ArrayList arraylist_itemPath;Adapter_ShowPath adapter_showPath;

/** Called when the activity is first created. */@Overridepublicvoid onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);setContentView(R.layout. main);

arraylist_itemPath = new ArrayList();arraylist_itemPath.add(new ItemPath("Bin Ha", "19:42", "19:39", "29"));arraylist_itemPath.add(new ItemPath("Nha Trang", "2:36", "2:31", "411"));arraylist_itemPath

.add(new ItemPath("Diu Tr", "6:29", "6:17", "630"));arraylist_itemPath.add(new ItemPath("Qung Ngi", "9:16", "9:13", "798"));

adapter_showPath = newAdapter_ShowPath(MinhHoaListViewActivity.this,arraylist_itemPath);

setListAdapter(adapter_showPath);

}

@Overrideprotectedvoid onListItemClick(ListView l, View v, int position, long id) {

//TODO Auto-generated method stubsuper.onListItemClick(l, v, position, id);

}}

1.2 GridView1.2.1 Xy dng giao din

Tp tin main.xml nh ngha giao din cho mn hnh nh sau :


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android:verticalSpacing="10dp">

Tp tin grid_item.xml nh ngha mt thnh phn trong GridView

1.2.2 Xy dng xlTp tin Adapter_GridView.java hc hin vic gn kt d liu n iu khin

GridView.

import java.util.ArrayList;import android.app.Activity;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;


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import android.widget.BaseAdapter;import android.widget.ImageView;import android.widget.TextView;

publicclass Adapter_GridView extends BaseAdapter {

private ArrayList listText;private ArrayList listImage;private Activity activity;

public Adapter_GridView(Activity activity, ArrayList listText,ArrayList listImage) {

super();

this.listImage = listImage;this.listText = listText;this.activity = activity;

}

@Overridepublicint getCount() {

//TODO Auto-generated method stubreturnlistText.size();

}

@Overridepublic String getItem(int position) {

//TODO Auto-generated method stubreturnlistText.get(position);

}

@Overridepubliclong getItemId(int position) {

//TODO Auto-generated method stubreturn 0;

}

publicstaticclass ViewHolder {public ImageView imgView;public TextView txtViewTitle;

}

@Overridepublic View getView(int position, View convertView, ViewGroup parent) {

//TODO Auto-generated method stubViewHolder view;

LayoutInflater inflator = activity.getLayoutInflater();

if(convertView == null) {view = new ViewHolder();convertView = inflator.inflate(R.layout.grid_item, null);

view.txtViewTitle = (TextView) convertView.findViewById(R.id.textView1);


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view.imgView = (ImageView) convertView.findViewById(R.id.imageView1);

convertView.setTag(view);} else {

view = (ViewHolder) convertView.getTag();}

view.txtViewTitle.setText(listText.get(position));view.imgView.setImageResource(listImage.get(position));

return convertView;}

}

Tp tin MinhHoaGridViewActivity.java hin th GridView

import java.util.ArrayList;

import android.app.Activity;import android.os.Bundle;import android.widget.GridView;

publicclass MinhHoaGridViewActivityextends Activity {/** Called when the activity is first created. */private GridView gridView;private Adapter_GridView adapterGridview;@Overridepublicvoid onCreate(Bundle savedInstanceState) {


ArrayList arrayText = new ArrayList();ArrayList arrayImage = new ArrayList();

arrayText.add("Tra cu");arrayText.add("Lc s tra cu");arrayText.add("Hng dn");arrayText.add("Gii thiu");

arrayImage.add(R.drawable.search);arrayImage.add(R.drawable.history_search);arrayImage.add(R.drawable.guide);arrayImage.add(R.drawable.introduction);

adapterGridview = new Adapter_GridView(MinhHoaGridViewActivity. this,arrayText, arrayImage);

gridView = (GridView) findViewById(R.id.gridView1);

gridView.setAdapter(adapterGridview);}

}


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1.3 Spinner View, DatePicker1.3.1 Xy dng giao din

Tp tin main.xml nh ngha giao din cho mn hnh tra cu.


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android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/myspinner_background"/>


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android:layout_height="wrap_content"android:layout_marginRight="5dp"android:layout_weight="1"android:drawSelectorOnTop="true"android:editable="false"/>

5.3.2.Xy dng x lSau khi xy dng xong giao din, chng ta si vo phn vit x l chi tit cho cc

s kin. Tp tin MinhHoaTraCuuActivity.java gn kt d liu ln iu khin Spinner,

hin th hp thoi DatePicker nh sau:

import java.util.ArrayList;import java.util.Calendar;import android.app.Activity;import android.app.DatePickerDialog;import android.app.Dialog;import android.os.Bundle;import android.view.MotionEvent;import android.view.View;import android.view.View.OnTouchListener;import android.widget.ArrayAdapter;import android.widget.DatePicker;import android.widget.EditText;import android.widget.Spinner;

publicclass MinhHoaTraCuuActivityextends Activity {/** Called when the activity is first created. */private Spinner spDiemDi, spDiemDen, spLoaiPhuongTien, spHang;private ArrayList arrayDiemDi, arrayDiemDen, arrayLoaiPhuongTien,

arrayHang;private ArrayAdapter adapterDiemDi, adapterDiemDen,

adapterLoaiPhuongTien, adapterHang;private EditText edtDatePicker;privateintmYear, mMonth, mDay;

@Overrideprotectedvoid onCreate(Bundle savedInstanceState) {


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//TODO Auto-generated method stubsuper.onCreate(savedInstanceState);

setContentView(R.layout.main);

edtDatePicker = (EditText) findViewById(R.id.edt_ngay);final Calendar c = Calendar.getInstance();

mYear = c.get(Calendar.YEAR);mMonth = c.get(Calendar.MONTH);mDay = c.get(Calendar.DAY_OF_MONTH);

int month = Integer.valueOf(mMonth) + 1;edtDatePicker.setText(month + "/" + mDay + "/" + mYear);

edtDatePicker.setOnTouchListener(new OnTouchListener() {

@Overridepublicboolean onTouch(View v, MotionEvent event) {

//TODO Auto-generated method stubshowDialog(0);returntrue;

}});

spDiemDi = (Spinner) findViewById(R.id.spinner_diemkh);spDiemDen = (Spinner) findViewById(R.id.spinner_diemkt);spLoaiPhuongTien = (Spinner) findViewById(R.id.spinner_loaipt);spHang = (Spinner) findViewById(R.id.spinner_hang);

prepareList();

adapterDiemDi = new ArrayAdapter(MinhHoaTraCuuActivity.this,android.R.layout.simple_spinner_item, arrayDiemDi);adapterDiemDen = new ArrayAdapter(MinhHoaTraCuuActivity.this,android.R.layout.simple_spinner_item, arrayDiemDen);adapterLoaiPhuongTien = new ArrayAdapter(

MinhHoaTraCuuActivity.this,android.R.layout.simple_spinner_item, arrayLoaiPhuongTien);adapterHang = new ArrayAdapter(MinhHoaTraCuuActivity.this,android.R.layout.simple_spinner_item, arrayHang);

adapterDiemDen.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_i

tem);

adapterDiemDi.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

adapterLoaiPhuongTien.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);


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adapterHang.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

spDiemDi.setAdapter(adapterDiemDi);spDiemDen.setAdapter(adapterDiemDen);

spLoaiPhuongTien.setAdapter(adapterLoaiPhuongTien);spHang.setAdapter(adapterHang);

}

@Overrideprotected Dialog onCreateDialog(int id) {

//TODO Auto-generated method stubswitch (id) {case 0:

returnnew DatePickerDialog(this, mDateSetListener, mYear, mMonth,mDay);

}

returnnull;}

private DatePickerDialog.OnDateSetListener mDateSetListener = newDatePickerDialog.OnDateSetListener() {

publicvoid onDateSet(DatePicker view, int year, int monthOfYear,int dayOfMonth) {

mYear = year;mMonth = monthOfYear;mDay = dayOfMonth;

int month = Integer.valueOf(mMonth) + 1;edtDatePicker.setText(month + "/" + mDay + "/" + mYear);

}};

publicvoid prepareList() {arrayDiemDi = new ArrayList();arrayDiemDen = new ArrayList();arrayLoaiPhuongTien = new ArrayList();arrayHang = new ArrayList();

arrayDiemDi.add("Si Gn");

arrayDiemDi.add("H Ni");arrayDiemDi.add(" Nng");

arrayDiemDen.add("Si Gn");arrayDiemDen.add("H Ni");arrayDiemDen.add(" Nng");

arrayLoaiPhuongTien.add("Xe khch");


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arrayLoaiPhuongTien.add("Tu Ha");arrayHang.add("Tng cng ty ng st Vit Nam");arrayHang.add("Xe khch CLC Mai Linh");

}

}

1.4 TabHost View1.4.1 Xy dng giao din

Tp tin main.xml nh ngha giao din tab cho mn hnh nh sau:

Tp tin tab_indicator.xml nh ngha thnh phn ca mt tab trong TabHost


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1.4.2 Xy dng xlTp tin MinhHoaTabHostActivity.java hin th mn hnh dng tab nh sau:

import android.app.TabActivity;

import android.content.Intent;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.widget.ImageView;import android.widget.TabHost;import android.widget.TextView;

publicclass MinhHoaTabHostActivityextends TabActivity {

@Overridepublicvoid onCreate(Bundle savedInstanceState) {


addTab("Tra cu", R.drawable.icsearch, MinhHoaTraCuuActivity.class);addTab("Gi chy", R.drawable.timetable, MinhHoaTraCuuActivity.class);addTab("L trnh", R.drawable.timeline, MinhHoaTraCuuActivity.class);addTab("Bn ", R.drawable.map, MinhHoaTraCuuActivity.class);addTab("Gi v", R.drawable.dollars, MinhHoaTraCuuActivity.class);

}

privatevoid addTab(String labelId, int drawableId, Class c) {TabHost tabHost = getTabHost();Intent intent = new Intent(this, c);TabHost.TabSpec spec = tabHost.newTabSpec("tab" + labelId);

View tabIndicator = LayoutInflater.from(this).inflate(R.layout.tab_indicator, getTabWidget(), false);

TextView title = (TextView) tabIndicator.findViewById(R.id.title);

title.setText(labelId);ImageView icon = (ImageView) tabIndicator.findViewById(R.id.icon);icon.setImageResource(drawableId);

spec.setIndicator(tabIndicator);spec.setContent(intent);tabHost.addTab(spec);

}

}

1.5 Gallery v ImageView1.5.1 Xy dng giao din


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Tp tin main.xml nh ngha giao din mn hnh nh sau:

Tp tin attr.xml nm trong th mc res/values nh ngha nn cho Gallery nh sau :

1.5.2 Xy dng xlTp tin GalleryView.java nh ngha lp ImageAdapter tha k tBaseAdapter

thc hin vic gn kt hnh nh ln iu khin Gallery v lp GalleryViewActivity k

tha t lp Activity hin th iu khin Gallery v ImageView nh sau:


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import android.app.Activity;import android.content.Context;import android.content.res.TypedArray;

import android.os.Bundle;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.BaseAdapter;import android.widget.Gallery;import android.widget.ImageView;import android.widget.AdapterView.OnItemClickListener;

publicclass GalleryView extends Activity {

Integer[] pics = { R.drawable.pic1, R.drawable.pic2, R.drawable.pic3,R.drawable.pic4, R.drawable.pic5, R.drawable.pic6, R.drawable.pic7,R.drawable.pic8, };

ImageView imageView;



Gallery ga = (Gallery) findViewById(R.id.Gallery01);ga.setAdapter(new ImageAdapter(this));

imageView = (ImageView) findViewById(R.id.ImageView01);ga.setOnItemClickListener(new OnItemClickListener() {

@Overridepublicvoid onItemClick(AdapterView arg0, View arg1, int arg2,

long arg3) {

imageView.setImageResource(pics[arg2]);

}

});

}

publicclass ImageAdapter extends BaseAdapter {

private Context ctx;intimageBackground;

public ImageAdapter(Context c) {ctx = c;TypedArray ta = obtainStyledAttributes(R.styleable.Gallery1);imageBackground = ta.getResourceId(


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R.styleable.Gallery1_android_galleryItemBackground, 1);ta.recycle();

}

@Override

publicint getCount() {returnpics.length;

}

@Overridepublic Object getItem(int arg0) {

return arg0;}

@Overridepubliclong getItemId(int arg0) {

return arg0;}

@Overridepublic View getView(int arg0, View arg1, ViewGroup arg2) {

ImageView iv = new ImageView(ctx);iv.setImageResource(pics[arg0]);iv.setScaleType(ImageView.ScaleType.FIT_XY);iv.setLayoutParams(new Gallery.LayoutParams(150, 120));iv.setBackgroundResource(imageBackground);return iv;

}

}}

2 K thut lp trnh vi SQLite2.1 Xy dng giao din

Tp tin main.xml nh ngha giao din mn hnh chnh ca ng dng nh sau :


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android:id="@+id/txtTenKhoa" android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="H"android:textColor="#FFFFFF"

android:textSize="15dp"android:textStyle="bold"/>


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android:layout_height="wrap_content"android:layout_weight="1"android:text="Thm"/>

Tp tin dialog_function.xml nh ngha hp thoi cp nht, xa khoa nh sau:


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android:textColor="#FFFFFF"android:textSize="15dp"android:textStyle="bold"/>


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2.2 Xy dng xlTp tin DefaultDataHelper.java thc hin vic to, cp nht c sd liu cng nh

nh ngha cc thao tc truy vn, thm, xa, sa nh sau :

import java.util.ArrayList;import java.util.List;import android.database.Cursor;import android.database.sqlite.SQLiteDatabase;import android.database.sqlite.SQLiteOpenHelper;import android.content.ContentValues;import android.content.Context;

publicclass DefaultDataHelper {

privatestaticfinal StringDATABASE= "Contacts.db";privatestaticfinalintVERSION= 1;privatestaticfinal String TABLE= "Contact";privatestaticfinal String COLUMN_ID = "ContactID";privatestaticfinal String COLUMN_FIRSTNAME= "FirstName";privatestaticfinal String COLUMN_LASTNAME= "LastName";privatestaticfinal String COLUMN_PHONE= "Phone";privatestaticfinal String sqlCREATE= "CREATE TABLE "

+ TABLE+ "(ContactID INTEGER PRIMARY KEY AUTOINCREMENT, FirstName

TEXT NOT NULL,LastName TEXT NOT NULL, Phone TEXT NOT NULL)";

privatestaticfinal String sqlDROP = "DROP TABLE IF EXISTS " + TABLE;

private SQLiteDatabase sqlDB;

private Context contentContext;

privatestaticclass DefaultOpenHelper extends SQLiteOpenHelper {DefaultOpenHelper(Context context) {

super(context,DATABASE, null, VERSION);}

@Overridepublicvoid onCreate(SQLiteDatabase db) {

db.execSQL(sqlCREATE);}

@Overridepublicvoid onUpgrade(SQLiteDatabase db, int OldVersion, int NewVersion) {

db.execSQL(sqlDROP);onCreate(db);

}}


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public DefaultDataHelper(Context context) {contentContext = context;DefaultOpenHelper DefaultOpenHelper = new DefaultOpenHelper(

contentContext);

sqlDB = DefaultOpenHelper.getWritableDatabase();}

publiclong DeleteAll() {returnsqlDB.delete(TABLE, null, null);

}

publiclong Update(Integer ContactID, String FirstName, String LastName,String phone) {

ContentValues value = new ContentValues();

value.put(COLUMN_LASTNAME, LastName);value.put(COLUMN_FIRSTNAME, FirstName);value.put(COLUMN_PHONE, phone);

returnsqlDB.update(TABLE, value, "ContactID=" + ContactID, null);}

publiclong Insert(String FirstName, String LastName, String phone) {

ContentValues value = new ContentValues();

value.put(COLUMN_LASTNAME, LastName);value.put(COLUMN_FIRSTNAME, FirstName);value.put(COLUMN_PHONE, phone);

returnsqlDB.insert(TABLE, null, value);}

public List SelectAll() {

List list = new ArrayList();

Cursor cursor = sqlDB.query(TABLE, new String[] { COLUMN_ID,COLUMN_FIRSTNAME, COLUMN_LASTNAME, COLUMN_PHONE

}, null, null,null, null, COLUMN_FIRSTNAME);

if(cursor.moveToFirst()) {do {

list.add(new String[] { cursor.getString(0),cursor.getString(1), cursor.getString(2),cursor.getString(3) });} while (cursor.moveToNext());if(cursor != null && !cursor.isClosed()) {

cursor.close();}

}return list;


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}

publicint Delete(Integer DeparmentID) {returnsqlDB.delete(TABLE, "DepartmentID =" + DeparmentID, null);

}

}

Tp tin SQLiteAPIActivity.java xy dng mn hnh chnh cng nh cc x trn mn

hnh nh sau :

import java.util.ArrayList;import java.util.List;import android.app.Dialog;import android.app.ListActivity;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup.LayoutParams;import android.view.Window;import android.widget.Button;import android.widget.EditText;import android.widget.ListView;import android.widget.Toast;

publicclass SQLiteAPIActivity extends ListActivity implements OnClickListener {

private EditText edtFirst, edtLast, edtPhone, edtFirst_function,edtLast_function, edtPhone_Function;

private ArrayList itemlist;

private Button btnThem, btnXoaTatCa, btnCapNhat, btnXoa, btnThoat;AdapterListView adapter;private DefaultDataHelper DefaultDataHelper;private List Contacts;privatestaticfinalintDIALOG_FUNCTION= 1;private Dialog dialog;privateintposition;private ContactInfo item;



DefaultDataHelper = new DefaultDataHelper(this);Contacts = new ArrayList();itemlist = new ArrayList();item = new ContactInfo();btnThem = (Button) findViewById(R.id.btnThem);btnXoaTatCa = (Button) findViewById(R.id.btnXoaTatCa);

edtFirst = (EditText) findViewById(R.id.edtFirstName);


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edtLast = (EditText) findViewById(R.id.edtLastName);edtPhone = (EditText) findViewById(R.id.edtPhone);

btnThem.setOnClickListener(this);btnXoaTatCa.setOnClickListener(this);

RefreshData();}

@Overridepublicvoid onClick(View v) {

//TODO Auto-generated method stubswitch (v.getId()) {case R.id.btnThem:

String ho = edtFirst.getText().toString();String ten = edtLast.getText().toString();String phone = edtPhone.getText().toString();

if(ho.length() == 0 || ten.length() == 0 || phone.length() == 0) {Toast.makeText(SQLiteAPIActivity.this,

"Bn cn nhp y thng tin", Toast.LENGTH_SHORT).show();

} else {InsertDepartment(ho, ten, phone);

}break;

case R.id.btnXoaTatCa:deleteAllContacts();

break;

case R.id.btnthoat:dismissDialog(DIALOG_FUNCTION);break;

case R.id.btnCapnhat:ContactInfo item = (ContactInfo) adapter.getItem(position);

updateContact(item.getMadanhba(),edtFirst_function.getText().toString().toUpperCase(), edtLast_function .getText().toString().toUpperCase(), edtPhone_Function.getText().toString());

dismissDialog(DIALOG_FUNCTION);break;

case R.id.btnxoa:

ContactInfo item2 = (ContactInfo) adapter.getItem(position);deleteDepartment(item2.getMadanhba());dismissDialog(DIALOG_FUNCTION);break;

}}


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privatevoid InsertDepartment(String firstName, String lastName,String phone) {

if(DefaultDataHelper .Insert(firstName, lastName, phone) != -1) {

RefreshData();edtFirst.setText("");edtLast.setText("");edtPhone.setText("");

} else {Toast.makeText(SQLiteAPIActivity.this, "Thm khng thnh cng",

Toast.LENGTH_SHORT).show();}

}

@Overrideprotected Dialog onCreateDialog(int id) {

//TODO Auto-generated method stubswitch (id)

{caseDIALOG_FUNCTION:

item = (ContactInfo) adapter.getItem(position);this.dialog = new Dialog(SQLiteAPIActivity. this);

this.dialog.getWindow().setLayout(LayoutParams.FILL_PARENT,LayoutParams.WRAP_CONTENT);

dialog.setTitle("Cp nht, xa danh b");dialog.requestWindowFeature(Window.FEATURE_LEFT_ICON);

dialog.setContentView(R.layout.dialog_function);

dialog.setFeatureDrawableResource(Window.FEATURE_LEFT_ICON,R.drawable.update);

dialog.setCancelable(true);

btnCapNhat = (Button) dialog.findViewById(R.id. btnCapnhat);btnThoat = (Button) dialog.findViewById(R.id.btnthoat);btnXoa = (Button) dialog.findViewById(R.id. btnxoa);

edtFirst_function = (EditText) dialog.findViewById(R.id. edtFirstName);edtLast_function = (EditText) dialog.findViewById(R.id. edtLastName);

edtPhone_Function = (EditText) dialog.findViewById(R.id. edtPhone);

edtFirst_function.setText(item.getHo());edtLast_function.setText(item.getTen());edtPhone_Function.setText(item.getSdt());

btnCapNhat.setOnClickListener(this);btnXoa.setOnClickListener(this);


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btnThoat.setOnClickListener(this);

}

returndialog;

}

@Overrideprotectedvoid onPrepareDialog(int id, Dialog dialog) {

//TODO Auto-generated method stubswitch (id) {caseDIALOG_FUNCTION:

item = (ContactInfo) adapter.getItem(position);

this.dialog = dialog;this.dialog.getWindow().setLayout(LayoutParams.FILL_PARENT,

LayoutParams.WRAP_CONTENT);

btnCapNhat = (Button) dialog.findViewById(R.id.btnCapnhat);btnThoat = (Button) dialog.findViewById(R.id.btnthoat);btnXoa = (Button) dialog.findViewById(R.id.btnxoa);

edtFirst_function = (EditText) dialog.findViewById(R.id.edtFirstName);

edtLast_function = (EditText) dialog.findViewById(R.id.edtLastName);edtPhone_Function = (EditText) dialog.findViewById(R.id.edtPhone);

edtFirst_function.setText(item.getHo());edtLast_function.setText(item.getTen());edtPhone_Function.setText(item.getSdt());

btnCapNhat.setOnClickListener(this);btnXoa.setOnClickListener(this);btnThoat.setOnClickListener(this);

}}

@Overrideprotectedvoid onListItemClick(ListView l, View v, int position, long id) {

//TODO Auto-generated method stubthis.position = position;showDialog(DIALOG_FUNCTION);

}

privatevoid deleteDepartment(Integer contactID) {if(DefaultDataHelper .Delete(contactID) != -1) {

Toast.makeText(SQLiteAPIActivity.this, "Xa thnh cng",Toast.LENGTH_SHORT).show();

RefreshData();


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Toast.makeText(SQLiteAPIActivity.this, "Xa tt c tht bi",Toast.LENGTH_SHORT).show();

}

}

Tp tin AdapterListView.java thc hin gn kt d liu t c sd liu ln iu

khin ListView trong mn hnh chnh. Np chng cc hm l getCount(), getItem(),

getItemId(), getView() ln lt dng nh ngha hm ly slng, thng tin, nh danh

(v tr), giao din hin th ca mc tin :

import java.util.ArrayList;import android.app.Activity;import android.content.Context;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.TextView;

publicclass AdapterListView extends BaseAdapter {

Activity context;public LayoutInflater inflater;ArrayList itemlist;

public AdapterListView(Activity context, ArrayList itemlist) {

super();this.context = context;this.itemlist = itemlist;inflater = (LayoutInflater) context

.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

}

@Overridepublicint getCount() {

//TODO Auto-generated method stubreturnitemlist.size();

}

@Overridepublic Object getItem(int position) {

//TODO Auto-generated method stubreturnitemlist.get(position);

}

@Override


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luanvanfinal - nhom1

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