如何在使用PhoneGap/Cordova的Android应用程序中创建Toast?
谢谢!
谢谢!
首先创建一个 ToastPlugin.java
package com.company.plugins;
import org.apache.cordova.api.CallbackContext;
import org.apache.cordova.api.CordovaPlugin;
import org.json.JSONArray;
import org.json.JSONException;
import android.util.Log;
import android.widget.Toast;
public class ToastPlugin extends CordovaPlugin {
@Override
public boolean execute(String action, JSONArray args,
CallbackContext callbackContext) throws JSONException {
String message = args.getString(0);
// used to log the text and can be seen in LogCat
Log.d("Toast Plugin", "Calling the Toast...");
Log.d("Toast Plugin", message);
if (action.equals("shortToast")) {
this.shortToast(message, callbackContext);
return true;
} else if (action.equals("longToast")) {
this.longToast(message, callbackContext);
return true;
}
return false;
}
private void shortToast(String message, CallbackContext callbackContext) {
if (message != null && message.length() > 0) {
Toast.makeText(cordova.getActivity().getApplicationContext(),
message, Toast.LENGTH_SHORT).show();
callbackContext.success(message);
} else {
callbackContext.error("Expected one non-empty string argument.");
}
}
private void longToast(String message, CallbackContext callbackContext) {
if (message != null && message.length() > 0) {
Toast.makeText(cordova.getActivity().getApplicationContext(),
message, Toast.LENGTH_LONG).show();
callbackContext.success(message);
} else {
callbackContext.error("Expected one non-empty string argument.");
}
}
}
然后创建一个名为toastPlugin.js
的文件。
//Plugin file should be always after cordova.js
//There is always better way to create, but this also works
window.shortToast = function(str, callback) {
cordova.exec(callback, function(err) {
callback('Nothing to echo.');
}, "ToastPlugin", "shortToast", [ str ]);
};
window.longToast = function(str, callback) {
cordova.exec(callback, function(err) {
callback('Nothing to echo.');
}, "ToastPlugin", "longToast", [ str ]);
};
将这些文件链接到你的项目中,现在你可以在JavaScript
中调用以下函数:
如果你正在寻找一个适用于iOS/Android/WP8的通用Toast插件,请看这个: http://www.x-services.nl/phonegap-toast-plugin/796
<feature name="ToastPlugin"> <param name="android-package" value="com.company.plugins.ToastPlugin" /> </feature>
- Anas Azeemimport org.apache.cordova.api.CallbackContext; import org.apache.cordova.api.CordovaPlugin;
替换为import org.apache.cordova.CallbackContext; import org.apache.cordova.CordovaPlugin;
。 - Anas Azeem10-01 01:51:44.653: W/System.err(1312): java.lang.ClassNotFoundException: com.company.plugins.ToastPlugin
。 - Chinmay235