Mercurial > vba-linux

     1 // FileDlg.cpp: implementation of the FileDlg class.

     2 //

     3 //////////////////////////////////////////////////////////////////////

     4 //#define WINVER 0x0410 // windows 98 - just for this 1 file - just in case

     5 #include "stdafx.h"

     6 #include <commdlg.h>

     7 #include <dlgs.h>

     8 #include "resource.h"

     9 #include "FileDlg.h"

    10 #include "Sound.h"

    11 #include "VBA.h"

    12 

    13 static FileDlg *instance = NULL;

    14 

    15 static UINT_PTR CALLBACK HookFunc(HWND hwnd,

    16                                   UINT msg,

    17                                   WPARAM wParam,

    18                                   LPARAM lParam)

    19 {

    20 	if (instance)

    21 	{

    22 		if (msg == WM_NOTIFY)

    23 		{

    24 			OFNOTIFY *notify = (OFNOTIFY *)lParam;

    25 			if (notify)

    26 			{

    27 				if (notify->hdr.code == CDN_TYPECHANGE)

    28 				{

    29 					instance->OnTypeChange(hwnd);

    30 					return 1;

    31 				}

    32 			}

    33 		}

    34 	}

    35 	return 0;

    36 }

    37 

    38 static UINT_PTR CALLBACK HookFuncOldStyle(HWND hwnd,

    39                                           UINT msg,

    40                                           WPARAM wParam,

    41                                           LPARAM lParam)

    42 {

    43 	if (instance)

    44 	{

    45 		if (msg == WM_COMMAND)

    46 		{

    47 			if (HIWORD(wParam) == CBN_SELCHANGE)

    48 			{

    49 				if (LOWORD(wParam) == cmb1)

    50 				{

    51 					// call method with combobox handle to keep

    52 					// behaviour there

    53 					instance->OnTypeChange((HWND)lParam);

    54 					return 1;

    55 				}

    56 			}

    57 		}

    58 	}

    59 	return 0;

    60 }

    61 

    62 /////////////////////////////////////////////////////////////////////////////

    63 // FileDlg

    64 

    65 //////////////////////////////////////////////////////////////////////

    66 // Construction/Destruction

    67 //////////////////////////////////////////////////////////////////////

    68 

    69 FileDlg::FileDlg(CWnd *parent, LPCTSTR file, LPCTSTR filter,

    70                  int filterIndex, LPCTSTR ext, LPCTSTR *exts, LPCTSTR initialDir,

    71                  LPCTSTR title, bool save, bool noReadOnly)

    72 {

    73 	OSVERSIONINFO info;

    74 	info.dwOSVersionInfoSize = sizeof(info);

    75 	GetVersionEx(&info);

    76 	m_file = file;

    77 	int size = sizeof(OPENFILENAME);

    78 

    79 	// avoid problems if OPENFILENAME is already defined with the extended fields

    80 	// needed for the enhanced open/save dialog

    81 #if _WIN32_WINNT < 0x0500

    82 	if (info.dwPlatformId == VER_PLATFORM_WIN32_NT)

    83 	{

    84 		if (info.dwMajorVersion >= 5)

    85 			size = sizeof(OPENFILENAMEEX);

    86 	}

    87 #endif

    88 

    89 	ZeroMemory(&m_ofn, sizeof(m_ofn));

    90 	m_ofn.lpstrFile       = m_file.GetBuffer(MAX_PATH);

    91 	m_ofn.nMaxFile        = MAX_PATH;

    92 	m_ofn.lStructSize     = size;

    93 	m_ofn.hwndOwner       = parent ? parent->GetSafeHwnd() : NULL;

    94 	m_ofn.nFilterIndex    = filterIndex;

    95 	m_ofn.lpstrInitialDir = initialDir;

    96 	m_ofn.lpstrTitle      = title;

    97 	m_ofn.lpstrDefExt     = ext;

    98 	m_ofn.lpfnHook        = HookFunc;

    99 	m_ofn.Flags  = OFN_PATHMUSTEXIST | OFN_ENABLESIZING | OFN_ENABLEHOOK;

   100 	m_ofn.Flags |= OFN_EXPLORER;

   101 	if (noReadOnly)

   102 		m_ofn.Flags |= OFN_HIDEREADONLY;

   103 	m_filter = filter;

   104 

   105 	char *p = m_filter.GetBuffer(0);

   106 

   107 	while ((p = strchr(p, '|')) != NULL)

   108 		*p++ = 0;

   109 	m_ofn.lpstrFilter = m_filter;

   110 

   111 	if (theApp.videoOption == VIDEO_320x240)

   112 	{

   113 		m_ofn.lpTemplateName = MAKEINTRESOURCE(IDD_OPENDLG);

   114 		m_ofn.lpfnHook       = HookFuncOldStyle;

   115 		m_ofn.Flags |= OFN_ENABLETEMPLATE;

   116 		m_ofn.Flags &= ~OFN_EXPLORER;

   117 	}

   118 

   119 	isSave     = save;

   120 	extensions = exts;

   121 

   122 	instance = this;

   123 }

   124 

   125 FileDlg::~FileDlg()

   126 {

   127 	instance = NULL;

   128 }

   129 

   130 void FileDlg::OnTypeChange(HWND hwnd)

   131 {

   132 	HWND parent = GetParent(hwnd);

   133 

   134 	HWND fileNameControl = ::GetDlgItem(parent, cmb13);

   135 

   136 	if (fileNameControl == NULL)

   137 		fileNameControl = ::GetDlgItem(parent, edt1);

   138 

   139 	if (fileNameControl == NULL)

   140 		return;

   141 

   142 	CString filename;

   143 	GetWindowText(fileNameControl, filename.GetBuffer(MAX_PATH), MAX_PATH);

   144 	filename.ReleaseBuffer();

   145 

   146 	HWND typeControl = ::GetDlgItem(parent, cmb1);

   147 

   148 	ASSERT(typeControl != NULL);

   149 

   150 	int sel = ::SendMessage(typeControl, CB_GETCURSEL, 0, 0);

   151 

   152 	ASSERT(sel != -1);

   153 

   154 	LPCTSTR typeName = extensions[sel];

   155 

   156 	// sel could easily be an invalid index of extensions, so check for null guard

   157 	for(int i = 0; i <= sel; i++)

   158 		if(extensions[i] == NULL)

   159 			typeName = "";

   160 

   161 	if (filename.GetLength() == 0)

   162 	{

   163 		if(*typeName)

   164 			filename.Format("*%s", typeName);

   165 	}

   166 	else

   167 	{

   168 		int index = filename.Find('.');

   169 		if (index == -1)

   170 		{

   171 			filename = filename + typeName;

   172 		}

   173 		else

   174 		{

   175 			filename = filename.Left(index) + typeName;

   176 		}

   177 	}

   178 	SetWindowText(fileNameControl, filename);

   179 }

   180 

   181 int FileDlg::getFilterIndex()

   182 {

   183 	return m_ofn.nFilterIndex;

   184 }

   185 

   186 int FileDlg::DoModal()

   187 {

   188 	systemSoundClearBuffer();

   189 	BOOL res = isSave ? GetSaveFileName(&m_ofn) :

   190 	           GetOpenFileName(&m_ofn);

   191 

   192 	return res ? IDOK : IDCANCEL;

   193 }

   194 

   195 LPCTSTR FileDlg::GetPathName()

   196 {

   197 	return (LPCTSTR)m_file;

   198 }

   199
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
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