안드로이드 개발(4) 등록 인터페이스
2. 인터페이스 레이아웃 파일 activityregister.xml:
1
<
TableLayout
xmlns:android
="http://schemas.android.com/apk/res/android"
2
xmlns:tools
="http://schemas.android.com/tools"
3
android:layout_width
="fill_parent"
4
android:layout_height
="fill_parent"
5
android:orientation
="vertical"
6
>
7
<
TableRow
8
android:layout_width
="match_parent"
9
android:layout_height
="wrap_content"
>
10
<
ImageView
11
android:id
="@+id/img_show"
12
android:layout_width
="wrap_content"
13
android:layout_height
="wrap_content"
14
android:layout_span
="2"
15
android:src
="@drawable/header"
16
android:maxWidth
="30dp"
17
android:maxHeight
="30dp"
18
/>
19
</
TableRow
>
20
<
TableRow
>
21
<
TextView
22
android:layout_width
="fill_parent"
23
android:layout_height
="wrap_content"
24
android:text
="@string/account"
25
android:textSize
="10pt"
26
/>
27
28
<
EditText
29
android:id
="@+id/user"
30
android:layout_width
="fill_parent"
31
android:layout_height
="wrap_content"
32
android:ems
="10"
33
android:hint
="@string/message"
34
android:selectAllOnFocus
="true"
>
35
36
</
EditText
>
37
38
</
TableRow
>
39
<
TableRow
>
40
<
TextView
41
android:layout_width
="fill_parent"
42
android:layout_height
="wrap_content"
43
android:text
="@string/password"
44
android:textSize
="10pt"
45
/>
46
<
EditText
47
android:id
="@+id/password"
48
android:layout_width
="fill_parent"
49
android:layout_height
="wrap_content"
50
android:inputType
="textPassword"
51
/>
52
</
TableRow
>
53
<
TableRow
>
54
<
TextView
55
android:layout_width
="fill_parent"
56
android:layout_height
="wrap_content"
57
android:text
="@string/confirmpassword"
58
android:textSize
="10pt"
59
/>
60
<
EditText
61
android:id
="@+id/confirmpassword"
62
android:layout_width
="fill_parent"
63
android:layout_height
="wrap_content"
64
android:inputType
="textPassword"
65
/>
66
</
TableRow
>
67
<
TableRow
>
68
<
TextView
69
android:layout_width
="fill_parent"
70
android:layout_height
="wrap_content"
71
android:text
="@string/sex"
72
android:textSize
="10pt"
73
/>
74
<
RadioGroup
75
android:id
="@+id/radioGroup"
76
android:orientation
="horizontal"
77
android:layout_gravity
="center_horizontal"
>
78
<
RadioButton
79
android:id
="@+id/male"
80
android:layout_width
="wrap_content"
81
android:layout_height
="wrap_content"
82
android:text
="@string/male"
/>
83
<
RadioButton
84
android:id
="@+id/female"
85
android:layout_width
="wrap_content"
86
android:layout_height
="wrap_content"
87
android:text
="@string/female"
/>
88
</
RadioGroup
>
89
</
TableRow
>
90
<
TableRow
91
android:layout_width
="match_parent"
92
android:layout_height
="wrap_content"
>
93
<
Button
94
android:id
="@+id/uploadIcon"
95
android:layout_width
="wrap_content"
96
android:layout_height
="wrap_content"
97
android:layout_span
="2"
98
android:text
="@string/uploadIcon"
/>
99
100
</
TableRow
>
101
<
TableRow
102
android:layout_width
="match_parent"
103
android:layout_height
="wrap_content"
>
104
<
Button
105
android:id
="@+id/ok"
106
android:layout_width
="wrap_content"
107
android:layout_height
="wrap_content"
108
android:layout_span
="2"
109
android:text
="@string/ok"
/>
110
111
</
TableRow
>
112
</
TableLayout
>
레이아웃 파일은 테이블과 같은 TableLayout을 사용합니다.위쪽에 이미지를 표시하고 가운데에 배치합니다.layout_span = "2", 두 열에 걸쳐 있습니다.
3. 새 Android Activity를 만들어 비즈니스 작업을 수행합니다.Eclipse를 사용하여 새 File->New->Other->Android->Android Activity를 만들 수 있습니다.
SelectFileActivity: 업로드 단추를 누르면 SelectFileActivity가 파일을 선택합니다.
1
package
com.diandianmi.activity;
2
3
import
java.io.File;
4
import
java.util.ArrayList;
5
6
import
android.os.Bundle;
7
import
android.os.Environment;
8
import
android.app.Activity;
9
import
android.content.Intent;
10
import
android.view.KeyEvent;
11
import
android.view.Menu;
12
import
android.view.View;
13
import
android.widget.AdapterView;
14
import
android.widget.ArrayAdapter;
15
import
android.widget.ListView;
16
import
android.widget.AdapterView.OnItemClickListener;
17
18
public
class
SelectFileActivity
extends
Activity {
19
20
private
ListView lvShow;
21
22
private
ArrayList
<
File
>
fileList
=
new
ArrayList
<
File
>
();
//
list
23
private
ArrayList
<
String
>
fileNames
=
new
ArrayList
<
String
>
();;
//
24
private
String currentFilePath
=
null
;
25
26
public
static
String FILEPATH
=
"
filepath
"
;
27
28
@Override
29
protected
void
onCreate(Bundle savedInstanceState) {
30
super
.onCreate(savedInstanceState);
31
setContentView(R.layout.activity_select_file);
32
lvShow
=
(ListView)
this
.findViewById(R.id.lv_select);
33
34
lvShow.setOnItemClickListener(
new
OnItemClickListener() {
35
36
@Override
37
public
void
onItemClick(AdapterView
<?>
adapter, View v,
38
int
postion,
long
id) {
39
40
if
(fileList.get(postion).isDirectory()) {
41
loadFile(fileList.get(postion));
42
return
;
43
}
44
45
Intent intent
=
new
Intent();
46
intent.putExtra(FILEPATH, fileList.get(postion).getAbsolutePath());
//
/ ， 。
47
setResult(RegisterActivity.IMAGE_SELECT, intent);
48
finish();
49
}
50
});
51
52
loadFile(Environment.getExternalStorageDirectory());
53
}
54
55
private
ArrayAdapter
<
String
>
setAdapter() {
56
ArrayAdapter
<
String
>
adapter
=
new
ArrayAdapter
<
String
>
(
57
SelectFileActivity.
this
, android.R.layout.simple_list_item_1,fileNames);
58
59
return
adapter;
60
}
61
/**
62
*
63
*
64
*
@param
file
65
*/
66
private
void
loadFile(File file) {
67
68
//
list
69
if
(fileList.size()
>
0
) {
70
fileList.clear();
71
}
72
if
(fileNames.size()
>
0
) {
73
fileNames.clear();
74
}
75
//
load
76
File[] files
=
file.listFiles();
77
//
，
78
if
(files
==
null
) {
79
return
;
80
}
81
82
for
(
int
i
=
0
; i
<
files.length; i
++
) {
83
fileList.add(files[i]);
84
fileNames.add(files[i].getName());
85
}
86
87
currentFilePath
=
file.getAbsolutePath();
88
lvShow.setAdapter(setAdapter());
89
};
90
@Override
91
public
boolean
onKeyDown(
int
keyCode, KeyEvent event) {
92
93
if
(keyCode
==
KeyEvent.KEYCODE_BACK) {
//
94
if
(currentFilePath.equals(
"
/
"
)) {
95
finish();
96
}
else
{
97
loadFile(
new
File(currentFilePath).getParentFile());
98
}
99
}
100
101
return
super
.onKeyDown(keyCode, event);
102
}
103
104
@Override
105
public
boolean
onCreateOptionsMenu(Menu menu) {
106
//
Inflate the menu; this adds items to the action bar if it is present.
107
getMenuInflater().inflate(R.menu.select_file, menu);
108
return
true
;
109
}
110
111
}
112
선택한 그림의 경로를 RegisterActivity에 전송하여 편집을 하고, 다른 것은 안드로이드에서 제공하는 편집 기능을 사용합니다.
RegisterActivity:
1
package
com.diandianmi.activity;
2
3
import
java.io.File;
4
import
java.io.IOException;
5
import
java.text.SimpleDateFormat;
6
import
java.util.Date;
7
8
import
com.diandianmi.model.UserInfo;
9
import
com.diandianmi.service.DataBaseService;
10
import
android.net.Uri;
11
import
android.os.Bundle;
12
import
android.annotation.SuppressLint;
13
import
android.app.Activity;
14
import
android.content.Intent;
15
import
android.content.SharedPreferences;
16
import
android.graphics.Bitmap;
17
import
android.graphics.BitmapFactory;
18
import
android.view.KeyEvent;
19
import
android.view.Menu;
20
import
android.view.View;
21
import
android.view.View.OnClickListener;
22
import
android.widget.Button;
23
import
android.widget.EditText;
24
import
android.widget.ImageView;
25
import
android.widget.RadioGroup;
26
import
android.widget.RadioGroup.OnCheckedChangeListener;
27
import
android.widget.TextView;
28
import
android.widget.TextView.OnEditorActionListener;
29
import
android.widget.Toast;
30
31
public
class
RegisterActivity
extends
Activity {
32
33
private
EditText name
=
null
;
34
35
private
ImageView imgShow;
36
//
private Bitmap mBitmap;
37
private
String imgPath
=
null
;
38
//
private String username;
39
/**
40
* Bitmap
41
*
*/
42
private
Bitmap mTmpBmp;
43
44
private
Boolean isHeader
=
false
;
45
46
private
static
final
int
IMAGE_CUT
=
1
;
47
public
static
final
int
IMAGE_SELECT
=
2
;
48
49
private
SharedPreferences preferences;
50
private
SharedPreferences.Editor editor;
51
52
//
private DataBaseService dbSer = null;
53
private
UserInfo user
=
null
;
54
@SuppressLint({
"
CommitPrefEdits
"
,
"
SimpleDateFormat
"
})
55
@Override
56
protected
void
onCreate(Bundle savedInstanceState) {
57
super
.onCreate(savedInstanceState);
58
setContentView(R.layout.activity_register);
59
//
dbSer = new DataBaseService(RegisterActivity.this);
60
imgShow
=
(ImageView)
this
.findViewById(R.id.img_show);
61
imgShow.setAdjustViewBounds(
true
);
//
62
63
preferences
=
getSharedPreferences(
"
diandianmi
"
,MODE_PRIVATE);
64
editor
=
preferences.edit();
65
66
SimpleDateFormat sdf
=
new
SimpleDateFormat(
"
yyyy-MM-dd hh:mm:ss
"
);
67
editor.putString(
"
time
"
, sdf.format(
new
Date()));
68
name
=
(EditText)findViewById(R.id.user);
69
final
EditText password
=
(EditText)findViewById(R.id.password);
70
final
EditText confirmpassword
=
(EditText)findViewById(R.id.confirmpassword);
71
RadioGroup group
=
(RadioGroup)findViewById(R.id.radioGroup);
72
73
Button uploadBtn
=
(Button)findViewById(R.id.uploadIcon);
74
Button ok
=
(Button)findViewById(R.id.ok);
75
76
user
=
new
UserInfo();
77
78
79
confirmpassword.setOnEditorActionListener(
new
OnEditorActionListener(){
//
80
81
@Override
82
public
boolean
onEditorAction(TextView v,
int
actionId,
83
KeyEvent event) {
84
//
TODO Auto-generated method stub
85
if
(
!
password.getText().toString().equals(confirmpassword.getText().toString())){
86
Toast.makeText(RegisterActivity.
this
,
"
the password is wrong
"
, Toast.LENGTH_SHORT).show();
87
}
88
89
return
false
;
90
}
91
92
});
93
94
group.setOnCheckedChangeListener(
new
OnCheckedChangeListener(){
//
95
96
@Override
97
public
void
onCheckedChanged(RadioGroup arg0,
int
arg1) {
98
//
TODO Auto-generated method stub
99
if
(arg1
==
R.id.male){
100
user.setSex(
"
male
"
);
101
editor.putString(
"
sex
"
,
"
male
"
);
102
}
else
if
(arg1
==
R.id.female){
103
user.setSex(
"
female
"
);
104
editor.putString(
"
sex
"
,
"
female
"
);
105
}
106
}
107
108
});
109
110
uploadBtn.setOnClickListener(
new
OnClickListener(){
//
111
112
@Override
113
public
void
onClick(View v) {
114
//
TODO Auto-generated method stub
115
Intent intent
=
new
Intent(RegisterActivity.
this
,SelectFileActivity.
class
);
//
Activity， SD
116
startActivityForResult(intent, IMAGE_SELECT);
117
}
118
119
});
120
121
ok.setOnClickListener(
new
OnClickListener(){
122
123
@Override
124
public
void
onClick(View arg0) {
125
//
TODO Auto-generated method stub
126
user.setName(name.getText().toString());
127
editor.putString(
"
username
"
, name.getText().toString());
128
user.setPassword(password.getText().toString());
129
if
(
!
password.getText().toString().equals(confirmpassword.getText().toString())){
130
Toast.makeText(RegisterActivity.
this
,
"
the password is wrong
"
, Toast.LENGTH_SHORT).show();
131
return
;
132
}
133
DataBaseService dbSer
=
new
DataBaseService(RegisterActivity.
this
);
134
135
if
(
!
isHeader){
136
Bitmap rawBitmap
=
BitmapFactory.decodeResource(getResources(),R.drawable.header);
//
137
user.setIcon(rawBitmap);
138
}
139
140
dbSer.addUser(user);
//
141
142
dbSer.close();
143
144
Intent intent
=
new
Intent(RegisterActivity.
this
,LoginActivity.
class
);
//
145
startActivity(intent);
146
}
147
148
});
149
}
150
151
/**
152
* android
153
*/
154
private
void
runIntent(Uri uri) {
155
156
System.out.println(
"
Uri
"
+
uri);
157
158
Intent intent
=
new
Intent(
"
com.android.camera.action.CROP
"
);
159
intent.setDataAndType(uri,
"
image/*
"
);
160
intent.putExtra(
"
crop
"
,
"
true
"
);
161
intent.putExtra(
"
aspectX
"
,
1
);
162
intent.putExtra(
"
aspectY
"
,
1
);
163
intent.putExtra(
"
outputX
"
,
80
);
164
intent.putExtra(
"
outputY
"
,
80
);
165
intent.putExtra(
"
return-data
"
,
true
);
166
167
startActivityForResult(intent, IMAGE_CUT);
168
}
169
170
/**
171
* sd
172
*
@throws
IOException
173
*/
174
/*
175
private void saveImage() throws IOException {
176
177
178
//dbSer.updateUserIcon(mTmpBmp,name.getText().toString() );
179
180
FileService fileSer = new FileService();
181
String imgSavePath = fileSer.getSDcard() ;
182
183
File dirFile = new File(imgSavePath);
184
if (!dirFile.exists()) {
185
dirFile.mkdirs();
186
}
187
188
FileOutputStream fos = null;
189
try {
190
fos = new FileOutputStream(imgSavePath + System.currentTimeMillis()
191
+ ".jpg");
192
mTmpBmp.compress(Bitmap.CompressFormat.JPEG, 100, fos);// JPEG
193
} catch (FileNotFoundException e) {
194
e.printStackTrace();
195
} finally {
196
try {
197
fos.flush();
198
fos.close();
199
} catch (IOException e) {
200
e.printStackTrace();
201
}
202
}
203
}
*/
204
205
206
@Override
207
protected
void
onActivityResult(
int
requestCode,
int
resultCode, Intent data) {
208
//
TODO Auto-generated method stub
209
super
.onActivityResult(requestCode, resultCode, data);
210
if
(requestCode
==
IMAGE_CUT
&&
data
!=
null
) {
//
211
mTmpBmp
=
data.getParcelableExtra(
"
data
"
);
//
212
//
saveImage();
213
user.setIcon(mTmpBmp);
214
isHeader
=
true
;
215
216
imgShow.setImageBitmap(mTmpBmp);
217
218
}
else
if
(requestCode
==
IMAGE_SELECT
&&
data
!=
null
) {
//
SelectFileActivity
219
imgPath
=
data.getStringExtra(SelectFileActivity.FILEPATH);
//
220
File file
=
new
File(imgPath);
221
Uri uri
=
Uri.fromFile(file);
222
runIntent(uri);
//
223
224
}
else
{
225
imgShow.setImageBitmap(mTmpBmp);
226
}
227
//
btnCut.setVisibility(View.VISIBLE);
228
}
229
230
@Override
231
public
boolean
onCreateOptionsMenu(Menu menu) {
232
//
Inflate the menu; this adds items to the action bar if it is present.
233
getMenuInflater().inflate(R.menu.register, menu);
234
return
true
;
235
}
236
237
}
238
등록 인터페이스가 완료되었습니다.여기서 잘라내기 인터페이스는 Android에서 사용할 수 있습니다.
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