static void openFile(HWND hWnd)
{
HRESULT hr;
IFileDialog *pFileDialog = nullptr;
IShellItem *pShellItem = nullptr;
PWSTR pFilePath = nullptr;
DWORD dwFlags;
/* Create FileOpenDialog */
hr = CoCreateInstance(CLSID_FileOpenDialog, nullptr, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pFileDialog));
if (FAILED(hr))
goto FINISH;
/* Get options */
hr = pFileDialog->GetOptions(&dwFlags);
if (FAILED(hr))
goto FINISH;
/* Get shell items only for file system items */
hr = pFileDialog->SetOptions(dwFlags | FOS_FORCEFILESYSTEM);
if (FAILED(hr))
goto FINISH;
/* Set file types */
COMDLG_FILTERSPEC fileTypes[] =
{
{ L"All supported images", L"*.png;*.jpg;*.jpeg;*.psd" },
};
hr = pFileDialog->SetFileTypes(ARRAYSIZE(fileTypes), fileTypes);
if (FAILED(hr))
goto FINISH;
/* Show dialog */
hr = pFileDialog->Show(hWnd);
if (FAILED(hr))
goto FINISH;
hr = pFileDialog->GetResult(&pShellItem);
if (FAILED(hr))
goto FINISH;
hr = pShellItem->GetDisplayName(SIGDN_FILESYSPATH, &pFilePath);
if (FAILED(hr))
goto FINISH;
loadImage(hWnd, pFilePath);
FINISH:
if (pFilePath)
CoTaskMemFree(pFilePath);
if (pShellItem)
pShellItem->Release();
if (pFileDialog)
pFileDialog->Release();
}
void OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
{
switch (id) {
case ID_FILE_OPEN:
{
IFileDialog *pFileDialog = NULL;
HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pFileDialog));
if (SUCCEEDED(hr)) {
COMDLG_FILTERSPEC filter[3];
filter[0].pszName = L"位图文件(*.bmp)";
filter[0].pszSpec = L"*.bmp";
filter[1].pszName = L"JPEG(*.jpg;*.jpeg)";
filter[1].pszSpec = L"*.jpg;*.jpeg";
filter[2].pszName = L"所有支持的文件(*.jpg;*.jpeg;*.bmp;*.png)";
filter[2].pszSpec = L"*.jpg;*.jpeg;*.bmp;*.png";
hr = pFileDialog->SetFileTypes(3, filter);
hr = pFileDialog->SetFileTypeIndex(3);
hr = pFileDialog->Show(hwnd);
if (SUCCEEDED(hr)) {
IShellItem *psi = NULL;
hr = pFileDialog->GetResult(&psi);
if (SUCCEEDED(hr)) {
PWSTR pwszFilePath = NULL;
hr = psi->GetDisplayName(SIGDN_FILESYSPATH, &pwszFilePath);
if (SUCCEEDED(hr)) {
wchar_t * pext = wcsrchr(pwszFilePath, L'.');
if(pext != NULL && _wcsicmp(pext, L".bmp") == 0)
SendMessage(hwnd, WM_USER_IMG, 0, (LPARAM)pwszFilePath);
else
SendMessage(hwnd, WM_USER_IMG, 1, (LPARAM)pwszFilePath);
CoTaskMemFree(pwszFilePath);
}
psi->Release();
}
}
}
pFileDialog->Release();
break;
}
case ID_FILE_EXIT:
PostQuitMessage(0);
break;
default:
FORWARD_WM_COMMAND(hwnd, id, hwndCtl, codeNotify, DefWindowProc);
}
}
/*
ANT_CANVAS::LOAD_FILE()
-----------------------
*/
long long ANT_canvas::load_file(void)
{
long long lines;
IFileDialog *pfd = NULL;
IShellItem *psiResult;
DWORD dwFlags;
PWSTR pszFilePath = NULL;
char chosen_filter[1024];
char chosen_filename[MAX_PATH];
OPENFILENAME parameters;
/*
Create the Open Dialg object IFileDialog
*/
if ((CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pfd)) == S_OK))
{
/*
we're on VISTA / Windows 7 or later
*/
const COMDLG_FILTERSPEC c_rgSaveTypes[] =
{
{L"C/C++ files", L"*.c;*.cxx;*.cpp;*.h;*.hpp.*.hxx;*.mak;makefile"},
{L"All Documents (*.*)", L"*.*"}
};
pfd->GetOptions(&dwFlags);
pfd->SetOptions(dwFlags | FOS_FORCEFILESYSTEM); // we want to see a file
pfd->SetFileTypes(ARRAYSIZE(c_rgSaveTypes), c_rgSaveTypes);
pfd->SetFileTypeIndex(1); // first item in the list is the default
pfd->SetDefaultExtension(L"doc;docx");
if (pfd->Show(NULL) == S_OK)
{
if (pfd->GetResult(&psiResult) == S_OK) // get the result object if the user clicks "Open"
{
psiResult->GetDisplayName(SIGDN_FILESYSPATH, &pszFilePath);
lines = file->read_file((char *)pszFilePath);
CoTaskMemFree(pszFilePath);
psiResult->Release();
}
}
pfd->Release();
return lines;
}
else
{
/*
we're on something prior to VISTA (NT through to XP) so use the old-style common control
*/
memset(chosen_filename, 0, sizeof(chosen_filename));
parameters.lStructSize = sizeof(parameters);
parameters.hwndOwner = window;
parameters.hInstance = hInstance;
parameters.lpstrFilter = L"C/C++ files\0*.c;*.cxx;*.cpp;*.h;*.hpp.*.hxx\0\0\0";
parameters.lpstrCustomFilter = (LPWSTR)chosen_filter;
parameters.nMaxCustFilter = sizeof(chosen_filter) - 1;
parameters.nFilterIndex = 1;
parameters.lpstrFile = (LPWSTR)chosen_filename;
parameters.nMaxFile = sizeof(chosen_filename) - 1;
parameters.lpstrFileTitle = NULL;
parameters.nMaxFileTitle = 0;
parameters.lpstrInitialDir = NULL;
parameters.lpstrTitle = L"Open...";
parameters.Flags = OFN_LONGNAMES;
parameters.nFileOffset = 0;
parameters.nFileExtension = 0;
parameters.lpstrDefExt = NULL;
parameters.lCustData = 0;
parameters.lpfnHook = NULL;
parameters.lpTemplateName = 0;
#if (_WIN32_WINNT >= 0x0500)
parameters.pvReserved = NULL;
parameters.dwReserved = 0;
parameters.FlagsEx = 0;
#endif
if ((GetOpenFileNameW(¶meters)) != 0)
return file->read_file((char *)parameters.lpstrFile);
}
return 0;
}
//-----------------------------------------------------------------------------
bool VistaFileSelector::runModalInternal ()
{
fileDialog = 0;
HRESULT hr = -1;
if (style == kSelectSaveFile)
{
hr = CoCreateInstance (CLSID_FileSaveDialog, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IFileDialog, &fileDialog));
if (defaultSaveName)
{
fileDialog->SetFileName (UTF8StringHelper (defaultSaveName));
}
}
else
{
hr = CoCreateInstance (CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IFileDialog, &fileDialog));
if (SUCCEEDED (hr))
{
if (style == kSelectDirectory)
{
DWORD dwOptions = 0;
hr = fileDialog->GetOptions (&dwOptions);
if (SUCCEEDED (hr))
hr = fileDialog->SetOptions (dwOptions | FOS_PICKFOLDERS);
if (FAILED (hr))
{
fileDialog->Release ();
fileDialog = 0;
return false;
}
}
if (allowMultiFileSelection)
{
DWORD dwOptions = 0;
hr = fileDialog->GetOptions (&dwOptions);
if (SUCCEEDED (hr))
hr = fileDialog->SetOptions (dwOptions | FOS_ALLOWMULTISELECT);
if (FAILED (hr))
{
fileDialog->Release ();
fileDialog = 0;
return false;
}
}
}
}
if (FAILED (hr))
{
fileDialog = 0;
return false;
}
if (title)
hr = fileDialog->SetTitle (UTF8StringHelper (title));
DWORD numExtensions = 0;
DWORD defaultFileTypeIndex = 0;
COMDLG_FILTERSPEC* filters = buildExtensionFilter (extensions, defaultExtension, numExtensions, defaultFileTypeIndex);
if (filters)
{
fileDialog->SetFileTypes (numExtensions, filters);
if (defaultFileTypeIndex)
fileDialog->SetFileTypeIndex (defaultFileTypeIndex);
}
if (initialPath && _SHCreateItemFromParsingName)
{
IShellItem* shellItem;
hr = _SHCreateItemFromParsingName (UTF8StringHelper (initialPath), 0, IID_PPV_ARG (IShellItem, &shellItem));
if (SUCCEEDED (hr))
{
fileDialog->SetFolder (shellItem);
shellItem->Release ();
}
}
Win32Frame* win32Frame = frame->getPlatformFrame () ? dynamic_cast<Win32Frame*> (frame->getPlatformFrame ()) : 0;
hr = fileDialog->Show (win32Frame ? win32Frame->getPlatformWindow () : 0);
if (SUCCEEDED (hr))
{
if (allowMultiFileSelection)
{
IFileOpenDialog* openFileDialog = 0;
hr = fileDialog->QueryInterface (IID_PPV_ARG(IFileOpenDialog, &openFileDialog));
if (SUCCEEDED (hr))
{
IShellItemArray* items;
hr = openFileDialog->GetResults (&items);
if (SUCCEEDED (hr))
{
DWORD count;
hr = items->GetCount (&count);
for (DWORD i = 0; i < count; i++)
{
IShellItem* item;
hr = items->GetItemAt (i, &item);
if (SUCCEEDED (hr))
{
LPWSTR filesysPath = 0;
hr = item->GetDisplayName (SIGDN_FILESYSPATH, &filesysPath);
if (SUCCEEDED (hr))
{
UTF8StringHelper str (filesysPath);
UTF8StringBuffer resultPath = String::newWithString (str);
result.push_back (resultPath);
}
item->Release ();
}
}
items->Release ();
}
openFileDialog->Release ();
}
}
else
{
IShellItem *item;
hr = fileDialog->GetResult (&item);
if (SUCCEEDED (hr))
{
LPWSTR filesysPath = 0;
hr = item->GetDisplayName (SIGDN_FILESYSPATH, &filesysPath);
if (SUCCEEDED (hr))
{
UTF8StringHelper str (filesysPath);
UTF8StringBuffer resultPath = String::newWithString (str);
result.push_back (resultPath);
}
item->Release ();
}
}
}
fileDialog->Release ();
fileDialog = 0;
freeExtensionFilter (filters);
return SUCCEEDED (hr);
}
HRESULT BasicFileOpen(PWSTR* filePath)
{
// CoCreate the File Open Dialog object.
IFileDialog *pfd = NULL;
HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog,
NULL,
CLSCTX_INPROC_SERVER,
IID_PPV_ARGS(&pfd));
if (SUCCEEDED(hr))
{
// Create an event handling object, and hook it up to the dialog.
IFileDialogEvents *pfde = NULL;
//DWORD dwCookie;
// Set the options on the dialog.
DWORD dwFlags;
// Before setting, always get the options first in order
// not to override existing options.
hr = pfd->GetOptions(&dwFlags);
if (SUCCEEDED(hr))
{
// In this case, get shell items only for file system items.
hr = pfd->SetOptions(dwFlags | FOS_FORCEFILESYSTEM);
if (SUCCEEDED(hr))
{
static const COMDLG_FILTERSPEC c_rgSaveTypes[] =
{
{L"Executable Files(*.exe)", L"*.exe"},
};
// Set the file types to display only.
// Notice that this is a 1-based array.
hr = pfd->SetFileTypes(ARRAYSIZE(c_rgSaveTypes), c_rgSaveTypes);
if (SUCCEEDED(hr))
{
// Set the selected file type index to Word Docs for this example.
hr = pfd->SetFileTypeIndex(1);
if (SUCCEEDED(hr))
{
// Set the default extension to be ".doc" file.
hr = pfd->SetDefaultExtension(L"exe");
if (SUCCEEDED(hr))
{
// Show the dialog
hr = pfd->Show(g_hwnd);
if (SUCCEEDED(hr))
{
// Obtain the result once the user clicks
// the 'Open' button.
// The result is an IShellItem object.
IShellItem *psiResult;
hr = pfd->GetResult(&psiResult);
if (SUCCEEDED(hr))
{
// We are just going to print out the
// name of the file for sample sake.
PWSTR pszFilePath = NULL;
hr = psiResult->GetDisplayName(SIGDN_FILESYSPATH,
&pszFilePath);
if (SUCCEEDED(hr))
{
*filePath=pszFilePath;
}
psiResult->Release();
}
}
}
}
}
}
}
pfd->Release();
}
else
{
hr=E_OUTOFMEMORY;
OPENFILENAME ofn;
LPWSTR pszFile=(LPWSTR)CoTaskMemAlloc(260*2);
if(pszFile!=NULL)
{
memset1(&ofn,0,sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = g_hwnd;
ofn.lpstrFile = pszFile;
// Set lpstrFile[0] to '\0' so that GetOpenFileName does not
// use the contents of szFile to initialize itself.
ofn.lpstrFile[0] = L'\0';
ofn.nMaxFile = 260;
ofn.lpstrFilter = L"Executable Files(*.exe)\0*.exe\0";
ofn.nFilterIndex = 1;
ofn.lpstrFileTitle = NULL;
ofn.nMaxFileTitle = 0;
ofn.lpstrInitialDir = NULL;
ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
if (GetOpenFileName(&ofn)==TRUE)
{
*filePath=pszFile;
hr=0;
}
}
}
return hr;
}
void prefs_file::LoadFile(int filename_id, int metadata_id,
int level_id, int enable_id)
{
COMDLG_FILTERSPEC c_rgSaveTypes[] =
{
{ _T("Audio Files"), L"*.aiff;*.au;*.caf;*.flac;*.iff;*.mat;*.nist;*.ogg;*.paf;*.rf64;*.sf;*.snd;*.sph;*.svx;*.voc;*.w64;*.wav" },
{ _T("All Files"), L"*.*"}
};
// CoCreate the File Open Dialog object.
IFileDialog *pfd = NULL;
HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog,
NULL,
CLSCTX_INPROC_SERVER,
IID_PPV_ARGS(&pfd));
if (SUCCEEDED(hr))
{
// Set the file types to display only.
// Notice that this is a 1-based array.
hr = pfd->SetFileTypes(ARRAYSIZE(c_rgSaveTypes), c_rgSaveTypes);
if (SUCCEEDED(hr))
{
// Show the dialog
hr = pfd->Show(NULL);
if (SUCCEEDED(hr))
{
// Obtain the result once the user clicks
// the 'Open' button.
// The result is an IShellItem object.
IShellItem *psiResult;
hr = pfd->GetResult(&psiResult);
if (SUCCEEDED(hr))
{
PWSTR pszFilePath = NULL;
hr = psiResult->GetDisplayName(SIGDN_FILESYSPATH,
&pszFilePath);
if (SUCCEEDED(hr))
{
int n_channels;
int n_frames;
int sampling_rate;
double attenuation;
// Calculate the optimum attentuation to prevent clipping
if (preprocessor::calculate_attenuation(pszFilePath,
FILTER_LEN,
REALSIZE,
&attenuation,
&n_channels,
&n_frames,
&sampling_rate))
{
SetDlgItemText(filename_id, pszFilePath);
std::wstringstream info;
info << n_frames << L" samples, "
<< n_channels << L" channels, "
<< sampling_rate << L" Hz";
SetDlgItemText(metadata_id, info.str().c_str());
CTrackBarCtrl slider = GetDlgItem(IDC_SLIDER_LEVEL1);
slider.SetPos((int)(attenuation * FILE_LEVEL_STEPS_PER_DB));
CheckDlgButton(enable_id, 1);
RefreshFileLevelLabel();
}
CoTaskMemFree(pszFilePath);
}
psiResult->Release();
}
}
}
}
pfd->Release();
}