pdf/preview_mode_client.h

   1 // Copyright (c) 2011 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 PDF_PREVIEW_MODE_CLIENT_H_
   6 #define PDF_PREVIEW_MODE_CLIENT_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "pdf/pdf_engine.h"
  12
  13 namespace chrome_pdf {
  14
  15 // The interface that's provided to the print preview rendering engine.
  16 class PreviewModeClient : public PDFEngine::Client {
  17  public:
  18   class Client {
  19    public:
  20     virtual void PreviewDocumentLoadFailed() = 0;
  21     virtual void PreviewDocumentLoadComplete() = 0;
  22   };
  23   explicit PreviewModeClient(Client* client);
  24   virtual ~PreviewModeClient() {}
  25
  26   // PDFEngine::Client implementation.
  27   virtual void DocumentSizeUpdated(const pp::Size& size);
  28   virtual void Invalidate(const pp::Rect& rect);
  29   virtual void Scroll(const pp::Point& point);
  30   virtual void ScrollToX(int position);
  31   virtual void ScrollToY(int position);
  32   virtual void ScrollToPage(int page);
  33   virtual void NavigateTo(const std::string& url, bool open_in_new_tab);
  34   virtual void UpdateCursor(PP_CursorType_Dev cursor);
  35   virtual void UpdateTickMarks(const std::vector<pp::Rect>& tickmarks);
  36   virtual void NotifyNumberOfFindResultsChanged(int total,
  37                                                 bool final_result);
  38   virtual void NotifySelectedFindResultChanged(int current_find_index);
  39   virtual void GetDocumentPassword(
  40       pp::CompletionCallbackWithOutput<pp::Var> callback);
  41   virtual void Alert(const std::string& message);
  42   virtual bool Confirm(const std::string& message);
  43   virtual std::string Prompt(const std::string& question,
  44                              const std::string& default_answer);
  45   virtual std::string GetURL();
  46   virtual void Email(const std::string& to,
  47                      const std::string& cc,
  48                      const std::string& bcc,
  49                      const std::string& subject,
  50                      const std::string& body);
  51   virtual void Print();
  52   virtual void SubmitForm(const std::string& url,
  53                           const void* data,
  54                           int length);
  55   virtual std::string ShowFileSelectionDialog();
  56   virtual pp::URLLoader CreateURLLoader();
  57   virtual void ScheduleCallback(int id, int delay_in_ms);
  58   virtual void SearchString(const base::char16* string,
  59                             const base::char16* term,
  60                             bool case_sensitive,
  61                             std::vector<SearchStringResult>* results);
  62   virtual void DocumentPaintOccurred();
  63   virtual void DocumentLoadComplete(int page_count);
  64   virtual void DocumentLoadFailed();
  65   virtual pp::Instance* GetPluginInstance();
  66   virtual void DocumentHasUnsupportedFeature(const std::string& feature);
  67   virtual void DocumentLoadProgress(uint32 available, uint32 doc_size);
  68   virtual void FormTextFieldFocusChange(bool in_focus);
  69   virtual bool IsPrintPreview();
  70   virtual uint32 GetBackgroundColor();
  71
  72  private:
  73   Client* client_;
  74 };
  75
  76 }  // namespace chrome_pdf
  77
  78 #endif  // PDF_PREVIEW_MODE_CLIENT_H_