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authorOswald Buddenhagen <oswald.buddenhagen@nokia.com>2009-07-20 12:17:14 (GMT)
committerOswald Buddenhagen <oswald.buddenhagen@nokia.com>2009-07-20 12:17:14 (GMT)
commiteeda4f8c48fe4dc212bad75bc67474129c37c375 (patch)
treed6f72b0c92f62ae472e3df29af1e9441e05bc476 /src/gui/dialogs
parent1a632e1bc677fce4b8d5450ce4a971fdde3ed42f (diff)
parentbc4779f6b03a9f601381b0994ad5c2adf2257cc2 (diff)
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Merge branch 'master' of git@scm.dev.nokia.troll.no:qt/qt
Diffstat (limited to 'src/gui/dialogs')
-rw-r--r--src/gui/dialogs/qfiledialog_win.cpp212
1 files changed, 208 insertions, 4 deletions
diff --git a/src/gui/dialogs/qfiledialog_win.cpp b/src/gui/dialogs/qfiledialog_win.cpp
index 6883bf9..6e9e776 100644
--- a/src/gui/dialogs/qfiledialog_win.cpp
+++ b/src/gui/dialogs/qfiledialog_win.cpp
@@ -60,6 +60,14 @@
#include <shlobj.h>
+#include <shobjidl.h>
+#include <objbase.h>
+
+#if defined(__IFileDialog_INTERFACE_DEFINED__) \
+ && defined(__IFileOpenDialog_INTERFACE_DEFINED__)
+#define USE_COMMON_ITEM_DIALOG
+#endif
+
#ifdef Q_WS_WINCE
#include <commdlg.h>
# ifndef BFFM_SETSELECTION
@@ -401,14 +409,202 @@ QString qt_win_get_save_file_name(const QFileDialogArgs &args,
return fi.absoluteFilePath();
}
+
+#if defined(USE_COMMON_ITEM_DIALOG)
+
+typedef HRESULT (WINAPI *PtrSHCreateItemFromParsingName)(PCWSTR pszPath, IBindCtx *pbc, REFIID riid, void **ppv);
+static PtrSHCreateItemFromParsingName pSHCreateItemFromParsingName = 0;
+
+static bool qt_win_set_IFileDialogOptions(IFileDialog *pfd,
+ const QString& initialSelection,
+ const QString& initialDirectory,
+ const QString& title,
+ const QStringList& filterLst,
+ QFileDialog::FileMode mode,
+ QFileDialog::Options options)
+{
+ if (!pSHCreateItemFromParsingName) {
+ // This function is available only in Vista & above.
+ QLibrary shellLib(QLatin1String("Shell32"));
+ pSHCreateItemFromParsingName = (PtrSHCreateItemFromParsingName)
+ shellLib.resolve("SHCreateItemFromParsingName");
+ if (!pSHCreateItemFromParsingName)
+ return false;
+ }
+ HRESULT hr;
+ QString winfilters;
+ int numFilters = 0;
+ quint32 currentOffset = 0;
+ QList<quint32> offsets;
+ QStringList::ConstIterator it = filterLst.begin();
+ // Create the native filter string and save offset to each entry.
+ for (; it != filterLst.end(); ++it) {
+ QString subfilter = *it;
+ if (!subfilter.isEmpty()) {
+ offsets<<currentOffset;
+ winfilters += subfilter; // The name of the filter.
+ winfilters += QChar();
+ currentOffset += subfilter.size()+1;
+ offsets<<currentOffset;
+ QString spec = qt_win_extract_filter(subfilter);
+ winfilters += spec; // The actual filter spec.
+ winfilters += QChar();
+ currentOffset += spec.size()+1;
+ numFilters++;
+ }
+ }
+ // Add the filters to the file dialog.
+ if (numFilters) {
+ wchar_t *szData = (wchar_t*)winfilters.utf16();
+ COMDLG_FILTERSPEC *filterSpec = new COMDLG_FILTERSPEC[numFilters];
+ for(int i = 0; i<numFilters; i++) {
+ filterSpec[i].pszName = szData+offsets[i*2];
+ filterSpec[i].pszSpec = szData+offsets[(i*2)+1];
+ }
+ hr = pfd->SetFileTypes(numFilters, filterSpec);
+ delete []filterSpec;
+ }
+ // Set the starting folder.
+ tInitDir = QDir::toNativeSeparators(initialDirectory);
+ if (!tInitDir.isEmpty()) {
+ IShellItem *psiDefaultFolder;
+ hr = pSHCreateItemFromParsingName((wchar_t*)tInitDir.utf16(),
+ NULL,
+ IID_PPV_ARGS(&psiDefaultFolder));
+
+ if (SUCCEEDED(hr)) {
+ hr = pfd->SetFolder(psiDefaultFolder);
+ psiDefaultFolder->Release();
+ }
+ }
+ // Set the currently selected file.
+ QString initSel = QDir::toNativeSeparators(initialSelection);
+ if (!initSel.isEmpty()) {
+ initSel.remove(QLatin1Char('<'));
+ initSel.remove(QLatin1Char('>'));
+ initSel.remove(QLatin1Char('\"'));
+ initSel.remove(QLatin1Char('|'));
+ }
+ if (!initSel.isEmpty()) {
+ hr = pfd->SetFileName((wchar_t*)initSel.utf16());
+ }
+ // Set the title for the file dialog.
+ if (!title.isEmpty()) {
+ hr = pfd->SetTitle((wchar_t*)title.utf16());
+ }
+ // Set other flags for the dialog.
+ DWORD newOptions;
+ hr = pfd->GetOptions(&newOptions);
+ if (SUCCEEDED(hr)) {
+ newOptions |= (FOS_NOCHANGEDIR | FOS_NOREADONLYRETURN);
+ if (mode == QFileDialog::ExistingFile ||
+ mode == QFileDialog::ExistingFiles)
+ newOptions |= (FOS_FILEMUSTEXIST | FOS_PATHMUSTEXIST);
+ if (mode == QFileDialog::ExistingFiles)
+ newOptions |= FOS_ALLOWMULTISELECT;
+ if (!(options & QFileDialog::DontConfirmOverwrite))
+ newOptions |= FOS_OVERWRITEPROMPT;
+ hr = pfd->SetOptions(newOptions);
+ }
+ return SUCCEEDED(hr);
+}
+
+QStringList qt_win_CID_get_open_file_names(const QFileDialogArgs &args,
+ QString *initialDirectory,
+ const QStringList &filterList,
+ QString *selectedFilter,
+ int selectedFilterIndex)
+{
+ QStringList result;
+ QDialog modal_widget;
+ modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
+ modal_widget.setParent(args.parent, Qt::Window);
+ QApplicationPrivate::enterModal(&modal_widget);
+ // Multiple selection is allowed only in IFileOpenDialog.
+ IFileOpenDialog *pfd;
+ HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog,
+ NULL,
+ CLSCTX_INPROC_SERVER,
+ IID_PPV_ARGS(&pfd));
+
+ if (SUCCEEDED(hr)) {
+ qt_win_set_IFileDialogOptions(pfd, args.selection,
+ args.directory, args.caption,
+ filterList, QFileDialog::ExistingFiles,
+ args.options);
+ // Set the currently selected filter (one-based index).
+ hr = pfd->SetFileTypeIndex(selectedFilterIndex+1);
+ QWidget *parentWindow = args.parent;
+ if (parentWindow)
+ parentWindow = parentWindow->window();
+ else
+ parentWindow = QApplication::activeWindow();
+ // Show the file dialog.
+ hr = pfd->Show(parentWindow ? parentWindow->winId() : 0);
+ if (SUCCEEDED(hr)) {
+ // Retrieve the results.
+ IShellItemArray *psiaResults;
+ hr = pfd->GetResults(&psiaResults);
+ if (SUCCEEDED(hr)) {
+ DWORD numItems = 0;
+ psiaResults->GetCount(&numItems);
+ for (DWORD i = 0; i<numItems; i++) {
+ IShellItem *psi = 0;
+ hr = psiaResults->GetItemAt(i, &psi);
+ if (SUCCEEDED(hr)) {
+ // Retrieve the file name from shell item.
+ wchar_t *pszPath;
+ hr = psi->GetDisplayName(SIGDN_FILESYSPATH, &pszPath);
+ if (SUCCEEDED(hr)) {
+ QString fileName = QString::fromWCharArray(pszPath);
+ result.append(fileName);
+ CoTaskMemFree(pszPath);
+ }
+ psi->Release(); // Free the current item.
+ }
+ }
+ psiaResults->Release(); // Free the array of items.
+ }
+ }
+ }
+ QApplicationPrivate::leaveModal(&modal_widget);
+
+ qt_win_eatMouseMove();
+
+ if (!result.isEmpty()) {
+ // Retrieve the current folder name.
+ IShellItem *psi = 0;
+ hr = pfd->GetFolder(&psi);
+ if (SUCCEEDED(hr)) {
+ wchar_t *pszPath;
+ hr = psi->GetDisplayName(SIGDN_FILESYSPATH, &pszPath);
+ if (SUCCEEDED(hr)) {
+ *initialDirectory = QString::fromWCharArray(pszPath);
+ CoTaskMemFree(pszPath);
+ }
+ psi->Release();
+ }
+ // Retrieve the currently selected filter.
+ if (selectedFilter) {
+ quint32 filetype = 0;
+ hr = pfd->GetFileTypeIndex(&filetype);
+ if (SUCCEEDED(hr) && filetype && filetype <= (quint32)filterList.length()) {
+ // This is a one-based index, not zero-based.
+ *selectedFilter = filterList[filetype-1];
+ }
+ }
+ }
+ return result;
+}
+
+#endif
+
QStringList qt_win_get_open_file_names(const QFileDialogArgs &args,
QString *initialDirectory,
QString *selectedFilter)
{
- QStringList result;
QFileInfo fi;
QDir dir;
- QString isel;
if (initialDirectory && initialDirectory->left(5) == QLatin1String("file:"))
initialDirectory->remove(0, 5);
@@ -416,7 +612,6 @@ QStringList qt_win_get_open_file_names(const QFileDialogArgs &args,
if (initialDirectory && !fi.isDir()) {
*initialDirectory = fi.absolutePath();
- isel = fi.fileName();
}
if (!fi.exists())
@@ -424,12 +619,21 @@ QStringList qt_win_get_open_file_names(const QFileDialogArgs &args,
DWORD selFilIdx = 0;
+ QStringList filterLst = qt_win_make_filters_list(args.filter);
int idx = 0;
if (selectedFilter) {
- QStringList filterLst = qt_win_make_filters_list(args.filter);
idx = filterLst.indexOf(*selectedFilter);
}
+ // Windows Vista (& above) allows users to search from file dialogs. If user selects
+ // multiple files belonging to different folders from these search results, the
+ // GetOpenFileName() will return only one folder name for all the files. To retrieve
+ // the correct path for all selected files, we have to use Common Item Dialog interfaces.
+#if defined(USE_COMMON_ITEM_DIALOG)
+ if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA && QSysInfo::WindowsVersion < QSysInfo::WV_NT_based)
+ return qt_win_CID_get_open_file_names(args, initialDirectory, filterLst, selectedFilter, idx);
+#endif
+ QStringList result;
QDialog modal_widget;
modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
modal_widget.setParent(args.parent, Qt::Window);