| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef PRINTING_PRINTING_CONTEXT_WIN_H_ |
| #define PRINTING_PRINTING_CONTEXT_WIN_H_ |
| |
| #include <string> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "printing/printing_context.h" |
| #include "ui/gfx/native_widget_types.h" |
| |
| namespace printing { |
| |
| class PrintSettings; |
| |
| class PRINTING_EXPORT PrintingContextWin : public PrintingContext { |
| public: |
| explicit PrintingContextWin(Delegate* delegate); |
| virtual ~PrintingContextWin(); |
| |
| // PrintingContext implementation. |
| virtual void AskUserForSettings( |
| int max_pages, |
| bool has_selection, |
| bool is_scripted, |
| const PrintSettingsCallback& callback) override; |
| virtual Result UseDefaultSettings() override; |
| virtual gfx::Size GetPdfPaperSizeDeviceUnits() override; |
| virtual Result UpdatePrinterSettings(bool external_preview, |
| bool show_system_dialog) override; |
| virtual Result InitWithSettings(const PrintSettings& settings) override; |
| virtual Result NewDocument(const base::string16& document_name) override; |
| virtual Result NewPage() override; |
| virtual Result PageDone() override; |
| virtual Result DocumentDone() override; |
| virtual void Cancel() override; |
| virtual void ReleaseContext() override; |
| virtual gfx::NativeDrawingContext context() const override; |
| |
| protected: |
| static HWND GetRootWindow(gfx::NativeView view); |
| |
| // Reads the settings from the selected device context. Updates settings_ and |
| // its margins. |
| virtual Result InitializeSettings(const base::string16& device_name, |
| DEVMODE* dev_mode); |
| |
| HDC contest() const { return context_; } |
| |
| void set_context(HDC context) { context_ = context; } |
| |
| private: |
| virtual scoped_ptr<DEVMODE, base::FreeDeleter> ShowPrintDialog( |
| HANDLE printer, |
| gfx::NativeView parent_view, |
| DEVMODE* dev_mode); |
| |
| // Used in response to the user canceling the printing. |
| static BOOL CALLBACK AbortProc(HDC hdc, int nCode); |
| |
| // The selected printer context. |
| HDC context_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PrintingContextWin); |
| }; |
| |
| } // namespace printing |
| |
| #endif // PRINTING_PRINTING_CONTEXT_WIN_H_ |