[95] | 1 | //////////////////////////////////////////////////////////// |
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[376] | 2 | // Copyright (C) Roman Ryltsov, 2008-2015 |
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[276] | 3 | // Created by Roman Ryltsov roman@alax.info, http://alax.info |
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[267] | 4 | // |
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| 5 | // This source code is published to complement DirectShowSpy developer powertoy |
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| 6 | // and demonstrate the internal use of APIs and tricks powering the tool. It is |
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[276] | 7 | // allowed to freely re-use the portions of the code in other projects, commercial |
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| 8 | // or otherwise (provided that you dont pretend that you wrote the original tool). |
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[267] | 9 | // |
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| 10 | // Please keep in mind that DirectShowSpy is a developer tool, it is strongly recommended |
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[276] | 11 | // that it is not shipped with release grade software. It is allowed to distribute |
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| 12 | // DirectShowSpy if only it is not registered with Windows by default and either |
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| 13 | // used privately, or registered on specific throubleshooting request. The advice applies |
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| 14 | // to hooking methods used by DirectShowSpy in general as well. |
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[95] | 15 | |
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| 16 | #pragma once |
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| 17 | |
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[432] | 18 | #include <atlsecurity.h> |
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[95] | 19 | #include <atlctrls.h> |
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| 20 | #include <atlctrlx.h> |
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| 21 | #include "rocontrols.h" |
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| 22 | |
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| 23 | #pragma comment(lib, "version.lib") |
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| 24 | |
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| 25 | //////////////////////////////////////////////////////////// |
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| 26 | // CAboutDialog |
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| 27 | |
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| 28 | class CAboutDialog : |
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| 29 | public CDialogImpl<CAboutDialog> |
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| 30 | { |
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| 31 | public: |
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| 32 | enum { IDD = IDD_ABOUT }; |
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| 33 | |
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| 34 | BEGIN_MSG_MAP_EX(CAboutDialog) |
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| 35 | MSG_WM_INITDIALOG(OnInitDialog) |
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| 36 | MSG_WM_DESTROY(OnDestroy) |
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| 37 | COMMAND_ID_HANDLER_EX(IDOK, OnCommand) |
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| 38 | COMMAND_ID_HANDLER_EX(IDCANCEL, OnCommand) |
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| 39 | END_MSG_MAP() |
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| 40 | |
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| 41 | protected: |
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| 42 | CFont m_TitleFont; |
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| 43 | CFont m_DisclaimerFont; |
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| 44 | CRoHyperStatic m_WebsiteHyperStatic; |
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| 45 | CRoHyperStatic m_EmailHyperStatic; |
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| 46 | |
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| 47 | public: |
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| 48 | // CAboutDialog |
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[432] | 49 | static CFontHandle CreateTitleFont() |
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[233] | 50 | { |
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| 51 | CLogFont LogFont; |
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| 52 | LogFont.lfHeight = -MulDiv(12, GetDeviceCaps(CClientDC(GetDesktopWindow()), LOGPIXELSY), 72); |
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| 53 | LogFont.lfWeight = FW_BOLD; |
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| 54 | LogFont.lfItalic = TRUE; |
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| 55 | _tcsncpy_s(LogFont.lfFaceName, _countof(LogFont.lfFaceName), _T("Arial"), _TRUNCATE); |
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| 56 | CFont Font; |
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| 57 | _W(Font.CreateFontIndirect(&LogFont)); |
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| 58 | return Font.Detach(); |
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| 59 | } |
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[432] | 60 | static CFontHandle CreateDisclaimerFont() |
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[233] | 61 | { |
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| 62 | CLogFont LogFont; |
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| 63 | LogFont.lfHeight = -MulDiv(7, GetDeviceCaps(CClientDC(GetDesktopWindow()), LOGPIXELSY), 72); |
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| 64 | LogFont.lfWeight = FW_NORMAL; |
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| 65 | _tcsncpy_s(LogFont.lfFaceName, _countof(LogFont.lfFaceName), _T("Lucida Console"), _TRUNCATE); |
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| 66 | CFont Font; |
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| 67 | _W(Font.CreateFontIndirect(&LogFont)); |
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| 68 | return Font.Detach(); |
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| 69 | } |
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[432] | 70 | CAboutDialog() |
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[95] | 71 | { |
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[319] | 72 | _Z4_THIS(); |
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[95] | 73 | } |
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[432] | 74 | ~CAboutDialog() |
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[95] | 75 | { |
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[319] | 76 | _Z4_THIS(); |
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[95] | 77 | } |
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[432] | 78 | static BOOL IsAdministrator() |
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| 79 | { |
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| 80 | bool bIsMember = FALSE; |
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| 81 | return CAccessToken().CheckTokenMembership(Sids::Admins(), &bIsMember) && bIsMember; |
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| 82 | } |
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| 83 | static VOID UpdateCaption(CWindow Window) |
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| 84 | { |
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| 85 | CString sCaption; |
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| 86 | _W(Window.GetWindowText(sCaption)); |
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| 87 | CRoArrayT<CString> SpecifierArray; |
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| 88 | #if defined(_WIN64) |
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| 89 | SpecifierArray.Add(_T("64-bit")); |
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| 90 | #else |
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| 91 | if(SafeIsWow64Process()) |
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| 92 | SpecifierArray.Add(_T("32-bit")); |
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| 93 | #endif // defined(_WIN64) |
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| 94 | if(IsWindowsVistaOrGreater() && IsAdministrator()) |
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| 95 | SpecifierArray.Add(_T("Administrator")); |
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| 96 | if(!SpecifierArray.IsEmpty()) |
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| 97 | sCaption = AtlFormatString(_T("%s (%s)"), sCaption, _StringHelper::Join(SpecifierArray, _T(", "))); |
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| 98 | #if _TRACE |
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| 99 | sCaption.Append(_T(" // ")); |
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| 100 | #if _DEVELOPMENT |
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| 101 | sCaption.Append(_T("Dev ")); |
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| 102 | #endif // _DEVELOPMENT |
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| 103 | sCaption.Append(_VersionInfoHelper::GetVersionString(_VersionInfoHelper::GetFileVersion(_VersionInfoHelper::GetModulePath()))); |
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| 104 | #endif // _TRACE |
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| 105 | Window.SetWindowText(sCaption); |
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| 106 | } |
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[95] | 107 | |
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| 108 | // Window message handlers |
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| 109 | LRESULT OnInitDialog(HWND, LPARAM) |
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| 110 | { |
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| 111 | CStatic(GetDlgItem(IDC_ABOUT_ICON)).SetIcon(AtlLoadIconImage(IDI_MODULE, LR_DEFAULTCOLOR, 48, 48)); |
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[233] | 112 | #pragma region Title Font |
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| 113 | m_TitleFont = CreateTitleFont(); |
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| 114 | CStatic(GetDlgItem(IDC_ABOUT_TITLE)).SetFont(m_TitleFont); |
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[95] | 115 | #pragma endregion |
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[233] | 116 | #pragma region Disclaimer Font |
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[95] | 117 | { |
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[233] | 118 | m_DisclaimerFont = CreateDisclaimerFont(); |
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[95] | 119 | CStatic CopyrightWarningText = GetDlgItem(IDC_ABOUT_COPYRIGHTWARNING); |
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| 120 | CopyrightWarningText.SetFont(m_DisclaimerFont); |
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| 121 | { |
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| 122 | CString sText = AtlLoadString(IDC_ABOUT_COPYRIGHTWARNING); |
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| 123 | CopyrightWarningText.SetWindowText(sText); |
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| 124 | CRect CurrentPosition; |
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| 125 | _W(CopyrightWarningText.GetWindowRect(CurrentPosition)); |
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| 126 | CRect Position = CurrentPosition; |
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| 127 | { |
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| 128 | CClientDC Dc(CopyrightWarningText); |
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| 129 | CGdiSelector FontSelector(Dc, m_DisclaimerFont); |
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| 130 | _W(Dc.DrawText(sText, -1, Position, DT_TOP | DT_LEFT | DT_WORDBREAK | DT_CALCRECT)); |
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| 131 | } |
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| 132 | Position.right = CurrentPosition.right; |
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| 133 | CRect WindowPosition; |
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| 134 | _W(GetWindowRect(WindowPosition)); |
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| 135 | _W(SetWindowPos(NULL, 0, 0, WindowPosition.Width(), WindowPosition.Height() + (Position.Height() - CurrentPosition.Height()), SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER)); |
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| 136 | static const LONG g_nSafetyHeight = 4; |
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| 137 | _W(CopyrightWarningText.SetWindowPos(NULL, 0, 0, Position.Width(), Position.Height() + g_nSafetyHeight, SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER)); |
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| 138 | } |
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| 139 | } |
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| 140 | #pragma endregion |
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[233] | 141 | #pragma region Version Text |
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[95] | 142 | CStatic ProductVersionStatic = GetDlgItem(IDC_ABOUT_PRODUCTVERSION), FileVersionStatic = GetDlgItem(IDC_ABOUT_FILEVERSION); |
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| 143 | CString sProductVersionFormat, sFileVersionFormat; |
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| 144 | ProductVersionStatic.GetWindowText(sProductVersionFormat); |
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| 145 | FileVersionStatic.GetWindowText(sFileVersionFormat); |
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| 146 | CPath sModulePath = _VersionInfoHelper::GetModulePath(); |
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| 147 | ProductVersionStatic.SetWindowText(_VersionInfoHelper::GetVersionString(_VersionInfoHelper::GetProductVersion(sModulePath), sProductVersionFormat)); |
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| 148 | FileVersionStatic.SetWindowText(_VersionInfoHelper::GetVersionString(_VersionInfoHelper::GetFileVersion(sModulePath), sFileVersionFormat)); |
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| 149 | #pragma endregion |
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[233] | 150 | #pragma region Hyperlinks |
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[95] | 151 | _W(m_WebsiteHyperStatic.SubclassWindow(GetDlgItem(IDC_ABOUT_WEBSITE))); |
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| 152 | _W(m_EmailHyperStatic.SubclassWindow(GetDlgItem(IDC_ABOUT_EMAIL))); |
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| 153 | #pragma endregion |
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[432] | 154 | UpdateCaption(*this); |
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[233] | 155 | #pragma region Window Position and Focus |
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[95] | 156 | _W(CenterWindow(GetParent())); |
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| 157 | GetDlgItem(IDOK).SetFocus(); |
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| 158 | #pragma endregion |
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| 159 | return FALSE; |
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| 160 | } |
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[432] | 161 | LRESULT OnDestroy() |
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[95] | 162 | { |
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| 163 | _W(m_TitleFont.DeleteObject()); |
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| 164 | _W(m_DisclaimerFont.DeleteObject()); |
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| 165 | return 0; |
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| 166 | } |
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[432] | 167 | LRESULT OnCommand(UINT, INT nIdentifier, HWND) |
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[95] | 168 | { |
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| 169 | _W(EndDialog(nIdentifier)); |
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| 170 | return 0; |
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| 171 | } |
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| 172 | }; |
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