android_webview/native/aw_pdf_exporter.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef ANDROID_WEBVIEW_NATIVE_AW_PDF_EXPORTER_H_
   6 #define ANDROID_WEBVIEW_NATIVE_AW_PDF_EXPORTER_H_
   7
   8 #include <jni.h>
   9
  10 #include "android_webview/browser/renderer_host/print_manager.h"
  11 #include "base/android/jni_weak_ref.h"
  12 #include "base/android/scoped_java_ref.h"
  13 #include "base/basictypes.h"
  14 #include "base/memory/scoped_ptr.h"
  15 #include "skia/ext/refptr.h"
  16
  17 namespace content {
  18 class WebContents;
  19 };
  20
  21 namespace printing {
  22 class PrintSettings;
  23 };
  24
  25 namespace android_webview {
  26
  27 class AwPdfExporter : public PrintManagerDelegate {
  28  public:
  29   AwPdfExporter(JNIEnv* env,
  30                 jobject obj,
  31                 content::WebContents* web_contents);
  32
  33   virtual ~AwPdfExporter();
  34
  35   void ExportToPdf(JNIEnv* env,
  36                    jobject obj,
  37                    int fd,
  38                    jobject cancel_signal);
  39
  40   // Implement PrintManagerDelegate methods
  41   virtual void DidExportPdf(bool success) override;
  42   virtual bool IsCancelled() override;
  43
  44  private:
  45   void CreatePdfSettings(JNIEnv* env, jobject obj);
  46
  47   JavaObjectWeakGlobalRef java_ref_;
  48   content::WebContents* web_contents_;
  49
  50   scoped_ptr<printing::PrintSettings> print_settings_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(AwPdfExporter);
  53 };
  54
  55 bool RegisterAwPdfExporter(JNIEnv* env);
  56
  57 }  // namespace android_webview
  58
  59 #endif  // ANDROID_WEBVIEW_NATIVE_AW_PDF_EXPORTER_H_