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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 #include "chrome_frame/turndown_prompt/turndown_prompt_content.h" | |
6 | |
7 #include "base/logging.h" | |
8 #include "chrome_frame/ready_mode/internal/url_launcher.h" | |
9 #include "chrome_frame/turndown_prompt/turndown_prompt_window.h" | |
10 | |
11 TurndownPromptContent::TurndownPromptContent( | |
12 UrlLauncher* url_launcher, | |
13 const base::Closure& uninstall_closure) | |
14 : url_launcher_(url_launcher), | |
15 uninstall_closure_(uninstall_closure) { | |
16 } | |
17 | |
18 TurndownPromptContent::~TurndownPromptContent() { | |
19 if (window_ != NULL && window_->IsWindow()) { | |
20 // The window must discard its ContentFrame pointer at this time. | |
21 window_->DestroyWindow(); | |
22 window_.reset(); | |
23 } | |
24 } | |
25 | |
26 bool TurndownPromptContent::InstallInFrame(Frame* frame) { | |
27 DCHECK(window_ == NULL); | |
28 DCHECK(url_launcher_ != NULL); | |
29 | |
30 // Pass ownership of our url_launcher_ to the window. | |
31 window_ = TurndownPromptWindow::CreateInstance( | |
32 frame, url_launcher_.release(), uninstall_closure_); | |
33 uninstall_closure_.Reset(); | |
34 | |
35 return window_ != NULL; | |
36 } | |
37 | |
38 void TurndownPromptContent::SetDimensions(const RECT& dimensions) { | |
39 if (window_ != NULL && window_->IsWindow()) { | |
40 window_->SetWindowPos(HWND_TOP, &dimensions, | |
41 ::IsRectEmpty(&dimensions) ? SWP_HIDEWINDOW : | |
42 SWP_SHOWWINDOW); | |
43 } | |
44 } | |
45 | |
46 bool GetDialogTemplateDimensions(TurndownPromptWindow* window, | |
47 RECT* dimensions) { | |
48 HRSRC resource = ::FindResource(_AtlBaseModule.GetResourceInstance(), | |
49 MAKEINTRESOURCE(TurndownPromptWindow::IDD), | |
50 RT_DIALOG); | |
51 | |
52 HGLOBAL handle = NULL; | |
53 DLGTEMPLATE* dlgtemplate = NULL; | |
54 _DialogSplitHelper::DLGTEMPLATEEX* dlgtemplateex = NULL; | |
55 | |
56 if (resource == NULL) { | |
57 DPLOG(ERROR) << "Failed to find resource for TurndownPromptWindow::IDD"; | |
58 return false; | |
59 } | |
60 | |
61 handle = ::LoadResource(_AtlBaseModule.GetResourceInstance(), resource); | |
62 | |
63 if (handle == NULL) { | |
64 DPLOG(ERROR) << "Failed to load resource for TurndownPromptWindow::IDD"; | |
65 return false; | |
66 } | |
67 | |
68 dlgtemplate = reinterpret_cast<DLGTEMPLATE*>(::LockResource(handle)); | |
69 if (dlgtemplate == NULL) { | |
70 DPLOG(ERROR) << "Failed to lock resource for TurndownPromptWindow::IDD"; | |
71 return false; | |
72 } | |
73 | |
74 if (!_DialogSplitHelper::IsDialogEx(dlgtemplate)) { | |
75 DLOG(ERROR) << "Resource TurndownPromptWindow::IDD is not a DLGTEMPLATEEX"; | |
76 return false; | |
77 } | |
78 | |
79 dlgtemplateex = | |
80 reinterpret_cast<_DialogSplitHelper::DLGTEMPLATEEX*>(dlgtemplate); | |
81 | |
82 RECT dlgdimensions = {0, 0, dlgtemplateex->cx, dlgtemplateex->cy}; | |
83 if (!window->MapDialogRect(&dlgdimensions)) { | |
84 DPLOG(ERROR) << "Failure in MapDialogRect"; | |
85 return false; | |
86 } | |
87 | |
88 *dimensions = dlgdimensions; | |
89 return true; | |
90 } | |
91 | |
92 size_t TurndownPromptContent::GetDesiredSize(size_t width, size_t height) { | |
93 DCHECK(window_ != NULL && window_->IsWindow()); | |
94 | |
95 if (window_ == NULL || !window_->IsWindow()) { | |
96 return 0; | |
97 } | |
98 RECT dialog_dimensions = {0, 0, 0, 0}; | |
99 | |
100 if (GetDialogTemplateDimensions(window_.get(), &dialog_dimensions)) | |
101 return width == 0 ? dialog_dimensions.right : dialog_dimensions.bottom; | |
102 else | |
103 return width == 0 ? 0 : 39; | |
104 } | |
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