微信开发接口示例

【实例截图】 

【核心代码】

public class SendToWXActivity extends Activity {

private static final int THUMB_SIZE = 150;

private static final String SDCARD_ROOT = Environment.getExternalStorageDirectory().getAbsolutePath();

private IWXAPI api;
private static final int MMAlertSelect1  =  0;
private static final int MMAlertSelect2  =  1;
private static final int MMAlertSelect3  =  2;

private CheckBox isTimelineCb;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

api = WXAPIFactory.createWXAPI(this, Constants.APP_ID);

setContentView(R.layout.send_to_wx);
initView();
}

private void initView() {

isTimelineCb = (CheckBox) findViewById(R.id.is_timeline_cb);
isTimelineCb.setChecked(false);

// send to weixin
findViewById(R.id.send_text).setOnClickListener(new View.OnClickListener() {

@Override
public void onClick(View v) {

final EditText editor = new EditText(SendToWXActivity.this);
editor.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.FILL_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT));
editor.setText(R.string.send_text_default);

MMAlert.showAlert(SendToWXActivity.this, "send text", editor, getString(R.string.app_share), getString(R.string.app_cancel), new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
String text = editor.getText().toString();
if (text == null || text.length() == 0) {
return;
}

// 初始化一个WXTextObject对象
WXTextObject textObj = new WXTextObject();
textObj.text = text;

// 用WXTextObject对象初始化一个WXMediaMessage对象
WXMediaMessage msg = new WXMediaMessage();
msg.mediaObject = textObj;
// 发送文本类型的消息时，title字段不起作用
// msg.title = "Will be ignored";
msg.description = text;

// 构造一个Req
SendMessageToWX.Req req = new SendMessageToWX.Req();
req.transaction = buildTransaction("text"); // transaction字段用于唯一标识一个请求
req.message = msg;
req.scene = isTimelineCb.isChecked() ? SendMessageToWX.Req.WXSceneTimeline : SendMessageToWX.Req.WXSceneSession;

// 调用api接口发送数据到微信
api.sendReq(req);
finish();
}
}, null);
}
});