默認的Android的Browser中無法設置User Agent,但是在Browser的源碼中可以看到,android提供了4中User Agent 具體代碼如下:
在Browser的 src/com/android/browser/BrowserSettings.java
private static final String DESKTOP_USERAGENT = "Mozilla/5.0 (Macintosh; " +
"U; Intel Mac OS X 10_6_3; en-us) AppleWebKit/533.16 (KHTML, " +
"like Gecko) Version/5.0 Safari/533.16";
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private static final String IPHONE_USERAGENT = "Mozilla/5.0 (iPhone; U; " +
"CPU iPhone OS 4_0 like Mac OS X; en-us) AppleWebKit/532.9 " +
"(KHTML, like Gecko) Version/4.0.5 Mobile/8A293 Safari/6531.22.7";
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private static final String IPAD_USERAGENT = "Mozilla/5.0 (iPad; U; " +
"CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 " +
"(KHTML, like Gecko) Version/4.0.4 Mobile/7B367 Safari/531.21.10";
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private static final String FROYO_USERAGENT = "Mozilla/5.0 (Linux; U; " +
"Android 2.2; en-us; Nexus One Build/FRF91) AppleWebKit/533.1 " +
"(KHTML, like Gecko) Version/4.0 Mobile Safari/533.1";
提供了4中不同的User Agent,但是在瀏覽器中無法進行設置。
在Browser的setting中添加設置User Agent的選項:
1.在 res/xml/browser_preferences.xml中添加:
<ListPreference
android:key="user_agent"
android:title="@string/pref_user_agent"
android:defaultValue="0"
android:entries="@array/pref_development_ua_choices"
android:entryValues="@array/pref_development_ua_values"
android:dialogTitle="@string/pref_user_agent_dialogtitle" />
2.在res/value/string.xml中添加對應的字符串,多語言的具體到不同的文件夾(自己添加)<string name="pref_user_agent">User agent</string>
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<string name="pref_user_agent_dialogtitle" translatable="false">User Agent</string>
<string-array name="pref_development_ua_choices" translatable="false">
<item>Android</item>
<item>Desktop</item>
<item>iPhone</item>
<item>iPad</item>
<item>Froyo-N1</item>
<item>NexusOne</item>
<item>Samsung i9000</item>
</string-array>
<!-- Do not tranlsate. Development option -->
<string-array name="pref_development_ua_values" translatable="false">
<item>0</item>
<item>1</item>
<item>2</item>
<item>3</item>
<item>4</item>
<item>5</item>
<item>6</item>
</string-array>
3. 在 src/com/android/BrowserSettings.java 中添加
- public final static String PREF_USER_AGENT = "user_agent";
4.在 src/com/android/BroserPreferencesPage.java 中添加private CharSequence getVisualUserAgent(String enumName) {
CharSequence result = "";
CharSequence[] visualNames = getResources().getTextArray(
R.array.pref_development_ua_choices);
CharSequence[] enumNames = getResources().getTextArray(R.array.pref_development_ua_values);
if (visualNames.length == enumNames.length) {
for (int i = 0; i < enumNames.length; i++) {
if (enumNames[i].equals(enumName)) {
result = visualNames[i];
}
}
}
return result;
}
5. 在BroserPreferencesPage.java的OnCreate方法中添加e = findPreference(BrowserSettings.PREF_USER_AGENT);
e.setOnPreferenceChangeListener(this);
e.setSummary(getVisualUserAgent(
getPreferenceScreen().getSharedPreferences()
.getString(BrowserSettings.PREF_USER_AGENT, null)));
6.在BroserPreferencesPage.java的onPreferenceChange 方法中添加
else if (pref.getKey().equals(BrowserSettings.PREF_USER_AGENT)){
pref.setSummary(getVisualUserAgent((String)objValue));
return true;
}
7.在BrowserSettings.java的syncSharedPreferences方法中添加
