Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 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 | #include "printing/printing_context_gtk.h" |
| 6 | |
| 7 | #include <gtk/gtk.h> |
| 8 | #include <gtk/gtkunixprint.h> |
| 9 | |
| 10 | #include "base/logging.h" |
| 11 | #include "base/values.h" |
| 12 | #include "printing/metafile.h" |
| 13 | #include "printing/print_dialog_gtk_interface.h" |
| 14 | #include "printing/print_job_constants.h" |
| 15 | #include "printing/units.h" |
| 16 | |
| 17 | namespace { |
| 18 | |
| 19 | // Function pointer for creating print dialogs. |callback| is only used when |
| 20 | // |show_dialog| is true. |
| 21 | printing::PrintDialogGtkInterface* (*create_dialog_func_)( |
| 22 | printing::PrintingContextGtk* context) = NULL; |
| 23 | |
| 24 | } // namespace |
| 25 | |
| 26 | namespace printing { |
| 27 | |
| 28 | // static |
| 29 | PrintingContext* PrintingContext::Create(const std::string& app_locale) { |
| 30 | return static_cast<PrintingContext*>(new PrintingContextGtk(app_locale)); |
| 31 | } |
| 32 | |
| 33 | PrintingContextGtk::PrintingContextGtk(const std::string& app_locale) |
| 34 | : PrintingContext(app_locale), |
| 35 | print_dialog_(NULL) { |
| 36 | } |
| 37 | |
| 38 | PrintingContextGtk::~PrintingContextGtk() { |
| 39 | ReleaseContext(); |
| 40 | |
| 41 | if (print_dialog_) |
| 42 | print_dialog_->ReleaseDialog(); |
| 43 | } |
| 44 | |
| 45 | // static |
| 46 | void PrintingContextGtk::SetCreatePrintDialogFunction( |
| 47 | PrintDialogGtkInterface* (*create_dialog_func)( |
| 48 | PrintingContextGtk* context)) { |
| 49 | DCHECK(create_dialog_func); |
| 50 | DCHECK(!create_dialog_func_); |
| 51 | create_dialog_func_ = create_dialog_func; |
| 52 | } |
| 53 | |
| 54 | void PrintingContextGtk::PrintDocument(const Metafile* metafile) { |
| 55 | DCHECK(print_dialog_); |
| 56 | DCHECK(metafile); |
| 57 | print_dialog_->PrintDocument(metafile, document_name_); |
| 58 | } |
| 59 | |
| 60 | void PrintingContextGtk::AskUserForSettings( |
| 61 | gfx::NativeView parent_view, |
| 62 | int max_pages, |
| 63 | bool has_selection, |
| 64 | const PrintSettingsCallback& callback) { |
| 65 | print_dialog_->ShowDialog(parent_view, has_selection, callback); |
| 66 | } |
| 67 | |
| 68 | PrintingContext::Result PrintingContextGtk::UseDefaultSettings() { |
| 69 | DCHECK(!in_print_job_); |
| 70 | |
| 71 | ResetSettings(); |
| 72 | if (!print_dialog_) { |
| 73 | print_dialog_ = create_dialog_func_(this); |
| 74 | print_dialog_->AddRefToDialog(); |
| 75 | } |
| 76 | print_dialog_->UseDefaultSettings(); |
| 77 | |
| 78 | return OK; |
| 79 | } |
| 80 | |
| 81 | PrintingContext::Result PrintingContextGtk::UpdatePrinterSettings( |
| 82 | const DictionaryValue& job_settings, const PageRanges& ranges) { |
| 83 | DCHECK(!in_print_job_); |
| 84 | |
| 85 | if (!print_dialog_) { |
| 86 | print_dialog_ = create_dialog_func_(this); |
| 87 | print_dialog_->AddRefToDialog(); |
| 88 | } |
| 89 | |
| 90 | if (!print_dialog_->UpdateSettings(job_settings, ranges, &settings_)) |
| 91 | return OnError(); |
| 92 | |
| 93 | return OK; |
| 94 | } |
| 95 | |
| 96 | PrintingContext::Result PrintingContextGtk::InitWithSettings( |
| 97 | const PrintSettings& settings) { |
| 98 | DCHECK(!in_print_job_); |
| 99 | |
| 100 | settings_ = settings; |
| 101 | |
| 102 | return OK; |
| 103 | } |
| 104 | |
| 105 | PrintingContext::Result PrintingContextGtk::NewDocument( |
| 106 | const string16& document_name) { |
| 107 | DCHECK(!in_print_job_); |
| 108 | in_print_job_ = true; |
| 109 | |
| 110 | document_name_ = document_name; |
| 111 | |
| 112 | return OK; |
| 113 | } |
| 114 | |
| 115 | PrintingContext::Result PrintingContextGtk::NewPage() { |
| 116 | if (abort_printing_) |
| 117 | return CANCEL; |
| 118 | DCHECK(in_print_job_); |
| 119 | |
| 120 | // Intentional No-op. |
| 121 | |
| 122 | return OK; |
| 123 | } |
| 124 | |
| 125 | PrintingContext::Result PrintingContextGtk::PageDone() { |
| 126 | if (abort_printing_) |
| 127 | return CANCEL; |
| 128 | DCHECK(in_print_job_); |
| 129 | |
| 130 | // Intentional No-op. |
| 131 | |
| 132 | return OK; |
| 133 | } |
| 134 | |
| 135 | PrintingContext::Result PrintingContextGtk::DocumentDone() { |
| 136 | if (abort_printing_) |
| 137 | return CANCEL; |
| 138 | DCHECK(in_print_job_); |
| 139 | |
| 140 | ResetSettings(); |
| 141 | return OK; |
| 142 | } |
| 143 | |
| 144 | void PrintingContextGtk::Cancel() { |
| 145 | abort_printing_ = true; |
| 146 | in_print_job_ = false; |
| 147 | } |
| 148 | |
| 149 | void PrintingContextGtk::ReleaseContext() { |
| 150 | // Intentional No-op. |
| 151 | } |
| 152 | |
| 153 | gfx::NativeDrawingContext PrintingContextGtk::context() const { |
| 154 | // Intentional No-op. |
| 155 | return NULL; |
| 156 | } |
| 157 | |
| 158 | } // namespace printing |
| 159 | |