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Issue 480303002: Use document from preview for System Dialog printing on Windows. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Tue Aug 26 01:11:31 PDT 2014 Created 6 years, 4 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <ocidl.h> 5 #include "printing/printing_context_win.h"
6 #include <commdlg.h>
7 6
8 #include <string>
9
10 #include "base/bind.h"
11 #include "base/bind_helpers.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "base/message_loop/message_loop.h"
14 #include "printing/backend/printing_info_win.h"
15 #include "printing/backend/win_helper.h"
16 #include "printing/printing_test.h" 7 #include "printing/printing_test.h"
17 #include "printing/printing_context.h"
18 #include "printing/printing_context_win.h"
19 #include "printing/print_settings.h" 8 #include "printing/print_settings.h"
20 #include "testing/gtest/include/gtest/gtest.h" 9 #include "testing/gtest/include/gtest/gtest.h"
21 10
22 namespace printing { 11 namespace printing {
23 12
24 // This test is automatically disabled if no printer is available. 13 // This test is automatically disabled if no printer is available.
25 class PrintingContextTest : public PrintingTest<testing::Test>, 14 class PrintingContextTest : public PrintingTest<testing::Test>,
26 public PrintingContext::Delegate { 15 public PrintingContext::Delegate {
27 public: 16 public:
28 void PrintSettingsCallback(PrintingContext::Result result) { 17 void PrintSettingsCallback(PrintingContext::Result result) {
29 result_ = result; 18 result_ = result;
30 } 19 }
31 20
32 // PrintingContext::Delegate methods. 21 // PrintingContext::Delegate methods.
33 virtual gfx::NativeView GetParentView() OVERRIDE { return NULL; } 22 virtual gfx::NativeView GetParentView() OVERRIDE { return NULL; }
34 virtual std::string GetAppLocale() OVERRIDE { return std::string(); } 23 virtual std::string GetAppLocale() OVERRIDE { return std::string(); }
35 24
36 protected: 25 protected:
37 PrintingContext::Result result() const { return result_; } 26 PrintingContext::Result result() const { return result_; }
38 27
39 private: 28 private:
40 PrintingContext::Result result_; 29 PrintingContext::Result result_;
41 }; 30 };
42 31
43 class MockPrintingContextWin : public PrintingContextWin {
44 public:
45 MockPrintingContextWin(Delegate* delegate) : PrintingContextWin(delegate) {}
46
47 protected:
48 // This is a fake PrintDlgEx implementation that sets the right fields in
49 // |lppd| to trigger a bug in older revisions of PrintingContext.
50 HRESULT ShowPrintDialog(PRINTDLGEX* lppd) OVERRIDE {
51 // The interesting bits:
52 // Pretend the user hit print
53 lppd->dwResultAction = PD_RESULT_PRINT;
54
55 // Pretend the page range is 1-5, but since lppd->Flags does not have
56 // PD_SELECTION set, this really shouldn't matter.
57 lppd->nPageRanges = 1;
58 lppd->lpPageRanges[0].nFromPage = 1;
59 lppd->lpPageRanges[0].nToPage = 5;
60
61 base::string16 printer_name = PrintingContextTest::GetDefaultPrinter();
62 ScopedPrinterHandle printer;
63 if (!printer.OpenPrinter(printer_name.c_str()))
64 return E_FAIL;
65
66 scoped_ptr<uint8[]> buffer;
67 const DEVMODE* dev_mode = NULL;
68 HRESULT result = S_OK;
69 lppd->hDC = NULL;
70 lppd->hDevMode = NULL;
71 lppd->hDevNames = NULL;
72
73 PrinterInfo2 info_2;
74 if (info_2.Init(printer)) {
75 dev_mode = info_2.get()->pDevMode;
76 }
77 if (!dev_mode) {
78 result = E_FAIL;
79 goto Cleanup;
80 }
81
82 if (!PrintingContextWin::AllocateContext(
83 printer_name, dev_mode, &lppd->hDC)) {
84 result = E_FAIL;
85 goto Cleanup;
86 }
87
88 size_t dev_mode_size = dev_mode->dmSize + dev_mode->dmDriverExtra;
89 lppd->hDevMode = GlobalAlloc(GMEM_MOVEABLE, dev_mode_size);
90 if (!lppd->hDevMode) {
91 result = E_FAIL;
92 goto Cleanup;
93 }
94 void* dev_mode_ptr = GlobalLock(lppd->hDevMode);
95 if (!dev_mode_ptr) {
96 result = E_FAIL;
97 goto Cleanup;
98 }
99 memcpy(dev_mode_ptr, dev_mode, dev_mode_size);
100 GlobalUnlock(lppd->hDevMode);
101 dev_mode_ptr = NULL;
102
103 size_t driver_size =
104 2 + sizeof(wchar_t) * lstrlen(info_2.get()->pDriverName);
105 size_t printer_size =
106 2 + sizeof(wchar_t) * lstrlen(info_2.get()->pPrinterName);
107 size_t port_size = 2 + sizeof(wchar_t) * lstrlen(info_2.get()->pPortName);
108 size_t dev_names_size =
109 sizeof(DEVNAMES) + driver_size + printer_size + port_size;
110 lppd->hDevNames = GlobalAlloc(GHND, dev_names_size);
111 if (!lppd->hDevNames) {
112 result = E_FAIL;
113 goto Cleanup;
114 }
115 void* dev_names_ptr = GlobalLock(lppd->hDevNames);
116 if (!dev_names_ptr) {
117 result = E_FAIL;
118 goto Cleanup;
119 }
120 DEVNAMES* dev_names = reinterpret_cast<DEVNAMES*>(dev_names_ptr);
121 dev_names->wDefault = 1;
122 dev_names->wDriverOffset = sizeof(DEVNAMES) / sizeof(wchar_t);
123 memcpy(reinterpret_cast<uint8*>(dev_names_ptr) + dev_names->wDriverOffset,
124 info_2.get()->pDriverName,
125 driver_size);
126 dev_names->wDeviceOffset =
127 dev_names->wDriverOffset + driver_size / sizeof(wchar_t);
128 memcpy(reinterpret_cast<uint8*>(dev_names_ptr) + dev_names->wDeviceOffset,
129 info_2.get()->pPrinterName,
130 printer_size);
131 dev_names->wOutputOffset =
132 dev_names->wDeviceOffset + printer_size / sizeof(wchar_t);
133 memcpy(reinterpret_cast<uint8*>(dev_names_ptr) + dev_names->wOutputOffset,
134 info_2.get()->pPortName,
135 port_size);
136 GlobalUnlock(lppd->hDevNames);
137 dev_names_ptr = NULL;
138
139 Cleanup:
140 // Note: This section does proper deallocation/free of DC/global handles. We
141 // did not use ScopedHGlobal or ScopedHandle because they did not
142 // perform what we need. Goto's are used based on Windows programming
143 // idiom, to avoid deeply nested if's, and try-catch-finally is not
144 // allowed in Chromium.
145 if (FAILED(result)) {
146 if (lppd->hDC) {
147 DeleteDC(lppd->hDC);
148 }
149 if (lppd->hDevMode) {
150 GlobalFree(lppd->hDevMode);
151 }
152 if (lppd->hDevNames) {
153 GlobalFree(lppd->hDevNames);
154 }
155 }
156 return result;
157 }
158 };
159
160 TEST_F(PrintingContextTest, Base) { 32 TEST_F(PrintingContextTest, Base) {
161 if (IsTestCaseDisabled()) 33 if (IsTestCaseDisabled())
162 return; 34 return;
163 35
164 PrintSettings settings; 36 PrintSettings settings;
165 settings.set_device_name(GetDefaultPrinter()); 37 settings.set_device_name(GetDefaultPrinter());
166 // Initialize it. 38 // Initialize it.
167 scoped_ptr<PrintingContext> context(PrintingContext::Create(this)); 39 scoped_ptr<PrintingContext> context(PrintingContext::Create(this));
168 EXPECT_EQ(PrintingContext::OK, context->InitWithSettings(settings)); 40 EXPECT_EQ(PrintingContext::OK, context->InitWithSettings(settings));
169 41
170 // The print may lie to use and may not support world transformation. 42 // The print may lie to use and may not support world transformation.
171 // Verify right now. 43 // Verify right now.
172 XFORM random_matrix = { 1, 0.1f, 0, 1.5f, 0, 1 }; 44 XFORM random_matrix = { 1, 0.1f, 0, 1.5f, 0, 1 };
173 EXPECT_TRUE(SetWorldTransform(context->context(), &random_matrix)); 45 EXPECT_TRUE(SetWorldTransform(context->context(), &random_matrix));
174 EXPECT_TRUE(ModifyWorldTransform(context->context(), NULL, MWT_IDENTITY)); 46 EXPECT_TRUE(ModifyWorldTransform(context->context(), NULL, MWT_IDENTITY));
175 } 47 }
176 48
177 TEST_F(PrintingContextTest, PrintAll) {
178 base::MessageLoop message_loop;
179 if (IsTestCaseDisabled())
180 return;
181
182 MockPrintingContextWin context(this);
183 context.AskUserForSettings(
184 123,
185 false,
186 base::Bind(&PrintingContextTest::PrintSettingsCallback,
187 base::Unretained(this)));
188 EXPECT_EQ(PrintingContext::OK, result());
189 PrintSettings settings = context.settings();
190 EXPECT_EQ(settings.ranges().size(), 0);
191 }
192
193 } // namespace printing 49 } // namespace printing
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