Modify camera to use NO_RESULT, thus eliminating extra JS callback methods.

This commit is contained in:
Bryce Curtis 2010-10-27 07:56:50 +08:00
parent 37a9307681
commit 831670e4ae
2 changed files with 10 additions and 40 deletions

View File

@ -70,8 +70,6 @@ Camera.prototype.getPicture = function(successCallback, errorCallback, options)
return;
}
this.successCallback = successCallback;
this.errorCallback = errorCallback;
this.options = options;
var quality = 80;
if (options.quality) {
@ -85,40 +83,7 @@ Camera.prototype.getPicture = function(successCallback, errorCallback, options)
if (typeof this.options.sourceType == "number") {
sourceType = this.options.sourceType;
}
PhoneGap.exec(null, null, "Camera", "takePicture", [quality, destinationType, sourceType]);
};
/**
* Callback function from native code that is called when image has been captured.
*
* @param picture The base64 encoded string of the image
*/
Camera.prototype.success = function(picture) {
if (this.successCallback) {
try {
this.successCallback(picture);
}
catch (e) {
console.log("Camera error calling user's success callback: " + e);
}
}
};
/**
* Callback function from native code that is called when there is an error
* capturing an image, or the capture is cancelled.
*
* @param err The error message
*/
Camera.prototype.error = function(err) {
if (this.errorCallback) {
try {
this.errorCallback(err);
}
catch (e) {
console.log("Camera error calling user's error callback: " + e);
}
}
PhoneGap.exec(successCallback, errorCallback, "Camera", "takePicture", [quality, destinationType, sourceType]);
};
PhoneGap.addConstructor(function() {

View File

@ -45,6 +45,7 @@ public class CameraLauncher extends Plugin {
private int mQuality; // Compression quality hint (0-100: 0=low quality & high compression, 100=compress of max quality)
private Uri imageUri; // Uri of captured image
public String callbackId;
/**
* Constructor.
@ -63,6 +64,7 @@ public class CameraLauncher extends Plugin {
public PluginResult execute(String action, JSONArray args, String callbackId) {
PluginResult.Status status = PluginResult.Status.OK;
String result = "";
this.callbackId = callbackId;
try {
if (action.equals("takePicture")) {
@ -80,6 +82,9 @@ public class CameraLauncher extends Plugin {
else if ((srcType == PHOTOLIBRARY) || (srcType == SAVEDPHOTOALBUM)) {
this.getImage(srcType, destType);
}
PluginResult r = new PluginResult(PluginResult.Status.NO_RESULT);
r.setKeepCallback(true);
return r;
}
return new PluginResult(status, result);
} catch (JSONException e) {
@ -190,7 +195,7 @@ public class CameraLauncher extends Plugin {
os.close();
// Send Uri back to JavaScript for viewing image
this.sendJavascript("navigator.camera.success('" + uri.toString() + "');");
this.success(new PluginResult(PluginResult.Status.OK, uri.toString()), this.callbackId);
}
} catch (IOException e) {
e.printStackTrace();
@ -227,7 +232,7 @@ public class CameraLauncher extends Plugin {
// If sending filename back
else if (destType == FILE_URI) {
this.sendJavascript("navigator.camera.success('" + uri + "');");
this.success(new PluginResult(PluginResult.Status.OK, uri.toString()), this.callbackId);
}
}
else if (resultCode == Activity.RESULT_CANCELED) {
@ -251,7 +256,7 @@ public class CameraLauncher extends Plugin {
byte[] code = jpeg_data.toByteArray();
byte[] output = Base64.encodeBase64(code);
String js_out = new String(output);
this.sendJavascript("navigator.camera.success('" + js_out + "');");
this.success(new PluginResult(PluginResult.Status.OK, js_out), this.callbackId);
}
}
catch(Exception e) {
@ -265,6 +270,6 @@ public class CameraLauncher extends Plugin {
* @param err
*/
public void failPicture(String err) {
this.sendJavascript("navigator.camera.error('" + err + "');");
this.error(new PluginResult(PluginResult.Status.ERROR, err), this.callbackId);
}
}