Android開發之Intent傳值實例

今天我們來探討一下Android的傳值問題。

主要實現功能為第一個頁面實現信息的填寫，在第二個頁面實現第一個頁面信息的輸出

效果圖為：

第一個activity實現了對單選、復選、文本框值的獲取與傳遞

1. ////////////////////UIZuoYeActivity///////////////
3. //第一個activity
5. package cn.class3g.activity;
9. import android.app.Activity;
11. import android.content.Intent;
13. import android.os.Bundle;
17. import android.view.View;
19. import android.view.View.OnClickListener;
21. import android.widget.Button;
23. import android.widget.CheckBox;
25. import android.widget.EditText;
27. import android.widget.RadioButton;
29. import android.widget.RadioGroup;
31. import android.widget.Spinner;
35. public class UIZuoYeActivity extends Activity implements OnClickListener {
37. /** Called when the activity is first created. */
39. RadioGroup rg = null;
41. RadioButton manRB = null;
43. RadioButton rb = null;
45. Button btn = null;
47. EditText nameET = null;
51. CheckBox lan, zu, pai, ping;
55. Spinner city;
59. @Override
61. public void onCreate(Bundle savedInstanceState) {
63. super.onCreate(savedInstanceState);
65. setContentView(R.layout.main);
67. findView();
69. }
73. private void findView() {
75. btn = (Button) this.findViewById(R.id.putinId);
77. nameET = (EditText) this.findViewById(R.id.nameId);
79. manRB = (RadioButton) this.findViewById(R.id.manId);
83. lan = (CheckBox) this.findViewById(R.id.lanId);
85. zu = (CheckBox) this.findViewById(R.id.zuId);
87. pai = (CheckBox) this.findViewById(R.id.paiId);
89. ping = (CheckBox) this.findViewById(R.id.pingId);
93. city = (Spinner) this.findViewById(R.id.cityId);
95. btn.setOnClickListener(this);
97. }
101. @Override
103. public void onClick(View v) {
105. // TODO Auto-generated method stub
107. // 封裝bundle對象
109. Bundle bundle = new Bundle();
111. // 獲取EditText文本框內容
113. bundle.putString("name", "用戶名稱：" + nameET.getText().toString());
115. // 獲取RadioGroup單選內容
117. if (manRB.isChecked()) {
119. bundle.putString("sex", "性別：男");
121. } else {
123. bundle.putString("sex", "性別：女");
125. }
127. // 獲取CheckBox復選框內容
129. String temp = "愛好：";
131. if (lan.isChecked()) {
133. temp += lan.getText().toString();
135. }
137. if (zu.isChecked()) {
139. temp += "";
141. temp += zu.getText().toString();
143. }
145. if (pai.isChecked()) {
147. temp += "";
149. temp += pai.getText().toString();
151. }
153. if (ping.isChecked()) {
155. temp += "";
157. temp += ping.getText().toString();
159. }
161. bundle.putString("hobby", temp);
163. // 獲取Spinner下拉菜單內容
165. bundle.putString("city", "城市：" + city.getSelectedItem().toString());
169. Intent intent = new Intent(UIZuoYeActivity.this, PutInActivity.class);
171. // 傳遞
173. intent.putExtras(bundle);
175. startActivity(intent);
179. }
181. }