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Für Callbacks können Scopes angegeben werden. print() benötigt nur noch eine Callback-Funktion.

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This commit is contained in:
Sebastián Katzer 2013-08-13 11:01:15 +02:00
parent 2d2b751977
commit 193ff10f94
2 changed files with 34 additions and 21 deletions
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20
src/ios/APPPrinter.m
View File

@ -13,7 +13,7 @@
@interface APPPrinter (Private)
// Bereitet den Drucker-Kontroller vor
- (UIPrintInteractionController *) prepareController:(NSString*)content;
- (UIPrintInteractionController *) prepareController:(NSString *)content;
// Überprüft, ob der Drucker-Dienst verfügbar ist
- (BOOL) isPrintServiceAvailable;
@ -26,9 +26,9 @@
* Is printing available.
* Callback returns true/false if printing is available/unavailable.
*/
- (void) isServiceAvailable:(CDVInvokedUrlCommand*)command
- (void) isServiceAvailable:(CDVInvokedUrlCommand *)command
{
CDVPluginResult *pluginResult = nil;
CDVPluginResult* pluginResult = nil;
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
messageAsBool:[self isPrintServiceAvailable]];
@ -40,14 +40,14 @@
* Öffnet den Drucker-Kontroller zur Auswahl des Druckers.
* Callback gibt Meta-Informationen an.
*/
- (void) print:(CDVInvokedUrlCommand*)command
- (void) print:(CDVInvokedUrlCommand *)command
{
NSArray *arguments = [command arguments];
CDVPluginResult *pluginResult = nil;
NSArray* arguments = [command arguments];
CDVPluginResult* pluginResult = nil;
if (![self isPrintServiceAvailable])
{
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
messageAsString:@"{success: false, available: false}"];
[self.commandDelegate sendPluginResult:pluginResult callbackId:command.callbackId];
@ -57,7 +57,7 @@
if ([arguments count] == 0)
{
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
messageAsString:@"{success: false, available: true}"];
[self.commandDelegate sendPluginResult:pluginResult callbackId:command.callbackId];
@ -76,7 +76,7 @@
{
NSString *result = [NSString stringWithFormat:@"{success: false, available: true, error: \"%@\"}", error.localizedDescription];
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR
pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK
messageAsString:result];
}
@ -132,7 +132,7 @@
if (printController)
{
UIPrintInteractionController *controller = [UIPrintInteractionController sharedPrintController];
UIPrintInteractionController* controller = [UIPrintInteractionController sharedPrintController];
return (controller != nil) && [UIPrintInteractionController isPrintingAvailable];
}

35
www/printer.js
View File

@ -16,31 +16,44 @@ Printer.prototype = {
* Überprüft, ob der Drucker-Dienst verfügbar ist.
*
* @param {Function} callback
* @param {Object?} scope callback scope (default: window)
*
* @return {Boolean}
*/
isServiceAvailable: function (callback) {
cordova.exec(callback, null, 'Printer', 'isServiceAvailable', []);
isServiceAvailable: function (callback, scope) {
var callbackFn = function () {
callback.apply(scope || window, arguments);
};
cordova.exec(callbackFn, null, 'Printer', 'isServiceAvailable', []);
},
/**
* Übergibt den HTML-Content an den Drucker-Dienst.
*
* @param {String} content html string or DOM node (if latter, innerHTML is used to get the contents)
* @param {Function?} success callback function called if print successful. {success: true}
* @param {Function?} failure callback function called if print unsuccessful. If print fails, {error: reason}. If printing not available: {available: false}
* @param {String} content HTML string or DOM node (if latter, innerHTML is used to get the contents)
* @param {Function?} callback callback function called if print is completed. {success: bool, available: bool, error: reason}
* @param {Object?} scope callback scope (default: window)
*/
print: function (content, success, failure) {
content = content.innerHTML || content;
print: function (content, callback, scope) {
var page = content.innerHTML || content,
callbackFn;
if (typeof content != 'string') {
if (typeof page != 'string') {
console.log('Print function requires an HTML string. Not an object');
return;
}
cordova.exec(success, failure, 'Printer', 'print', [content]);
if (typeof callback == 'function'){
callbackFn = function () {
callback.apply(scope || window, arguments);
}
}
cordova.exec(callbackFn, null, 'Printer', 'print', [page]);
}
};
var printer = new Printer();
var plugin = new Printer();
module.exports = printer;
module.exports = plugin;