Changeset 846 for trunk/src/gui/dialogs/qfiledialog_win.cpp

Timestamp:

May 5, 2011, 5:36:53 AM (14 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/dialogs/qfiledialog_win.cpp (modified) (17 diffs)

trunk/src/gui/dialogs/qfiledialog_win.cpp

@@ -1 +1 @@
 /****************************************************************************
 **
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
@@ -53 +53 @@
 #include <qdir.h>
 #include <qstringlist.h>
-#include <qlibrary.h>
+#include <private/qsystemlibrary_p.h>
+#include "qfiledialog_win_p.h"
 
 #ifndef QT_NO_THREAD
@@ -59 +60 @@
 #endif
 
+#ifdef Q_WS_WINCE
 #include <shlobj.h>
-//At some point we can hope that mingw will support that interface
-#if !defined(Q_WS_WINCE) && !defined(Q_CC_MINGW)
-#include <shobjidl.h>
+#include <commdlg.h>
+bool qt_priv_ptr_valid = false;
+#else
+//we have to declare them here because they're not present for all SDK/compilers
+static const IID   QT_IID_IFileOpenDialog  = {0xd57c7288, 0xd4ad, 0x4768, {0xbe, 0x02, 0x9d, 0x96, 0x95, 0x32, 0xd9, 0x60} };
+static const IID   QT_IID_IShellItem       = {0x43826d1e, 0xe718, 0x42ee, {0xbc, 0x55, 0xa1, 0xe2, 0x61, 0xc3, 0x7b, 0xfe} };
+static const CLSID QT_CLSID_FileOpenDialog = {0xdc1c5a9c, 0xe88a, 0x4dde, {0xa5, 0xa1, 0x60, 0xf8, 0x2a, 0x20, 0xae, 0xf7} };
 #endif
 
-#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
-#    define BFFM_SETSELECTION (WM_USER + 102)
-#  endif
-// Windows Mobile has a broken definition for BROWSEINFO
-// Only compile fix
-typedef struct qt_priv_browseinfo {
-    HWND          hwndOwner;
-    LPCITEMIDLIST pidlRoot;
-    LPWSTR        pszDisplayName;
-    LPCWSTR       lpszTitle;
-    UINT          ulFlags;
-    BFFCALLBACK   lpfn;
-    LPARAM        lParam;
-    int           iImage;
-} qt_BROWSEINFO;
-bool qt_priv_ptr_valid = false;
-#endif
-
-
-// Don't remove the lines below!
-//
-// resolving the W methods manually is needed, because Windows 95 doesn't include
-// these methods in Shell32.lib (not even stubs!), so you'd get an unresolved symbol
-// when Qt calls getExistingDirectory(), etc.
-typedef LPITEMIDLIST (WINAPI *PtrSHBrowseForFolder)(BROWSEINFO*);
+
+typedef qt_LPITEMIDLIST (WINAPI *PtrSHBrowseForFolder)(qt_BROWSEINFO*);
 static PtrSHBrowseForFolder ptrSHBrowseForFolder = 0;
-typedef BOOL (WINAPI *PtrSHGetPathFromIDList)(LPITEMIDLIST,LPWSTR);
+typedef BOOL (WINAPI *PtrSHGetPathFromIDList)(qt_LPITEMIDLIST, LPWSTR);
 static PtrSHGetPathFromIDList ptrSHGetPathFromIDList = 0;
 typedef HRESULT (WINAPI *PtrSHGetMalloc)(LPMALLOC *);
@@ -127 +101 @@
         triedResolve = true;
 #if !defined(Q_WS_WINCE)
-        QLibrary lib(QLatin1String("shell32"));
-        ptrSHBrowseForFolder = (PtrSHBrowseForFolder) lib.resolve("SHBrowseForFolderW");
-        ptrSHGetPathFromIDList = (PtrSHGetPathFromIDList) lib.resolve("SHGetPathFromIDListW");
-        ptrSHGetMalloc = (PtrSHGetMalloc) lib.resolve("SHGetMalloc");
+        QSystemLibrary lib(L"shell32");
+        ptrSHBrowseForFolder = (PtrSHBrowseForFolder)lib.resolve("SHBrowseForFolderW");
+        ptrSHGetPathFromIDList = (PtrSHGetPathFromIDList)lib.resolve("SHGetPathFromIDListW");
+        ptrSHGetMalloc = (PtrSHGetMalloc)lib.resolve("SHGetMalloc");
 #else
         // CE stores them in a different lib and does not use unicode version
-        HINSTANCE handle = LoadLibraryW(L"Ceshell");
+        HINSTANCE handle = LoadLibrary(L"Ceshell");
         ptrSHBrowseForFolder = (PtrSHBrowseForFolder)GetProcAddress(handle, L"SHBrowseForFolder");
         ptrSHGetPathFromIDList = (PtrSHGetPathFromIDList)GetProcAddress(handle, L"SHGetPathFromIDList");
@@ -245 +219 @@
 
     ofn->lStructSize = sizeof(OPENFILENAME);
-    Q_ASSERT(!parent ||parent->testAttribute(Qt::WA_WState_Created));
     ofn->hwndOwner = parent ? parent->winId() : 0;
     ofn->lpstrFilter = (wchar_t*)tFilters.utf16();
@@ -422 +395 @@
 
 
-#if defined(USE_COMMON_ITEM_DIALOG)
+#ifndef Q_WS_WINCE
 
 typedef HRESULT (WINAPI *PtrSHCreateItemFromParsingName)(PCWSTR pszPath, IBindCtx *pbc, REFIID riid, void **ppv);
@@ -437 +410 @@
     if (!pSHCreateItemFromParsingName) {
         // This function is available only in Vista & above.
-        QLibrary shellLib(QLatin1String("Shell32"));
+        QSystemLibrary shellLib(QLatin1String("Shell32"));
         pSHCreateItemFromParsingName = (PtrSHCreateItemFromParsingName)
             shellLib.resolve("SHCreateItemFromParsingName");
@@ -470 +443 @@
     if (numFilters) {
         wchar_t *szData = (wchar_t*)winfilters.utf16();
-        COMDLG_FILTERSPEC *filterSpec = new COMDLG_FILTERSPEC[numFilters];
+        qt_COMDLG_FILTERSPEC *filterSpec = new qt_COMDLG_FILTERSPEC[numFilters];
         for(int i = 0; i<numFilters; i++) {
             filterSpec[i].pszName = szData+offsets[i*2];
@@ -482 +455 @@
     if (!tInitDir.isEmpty()) {
         IShellItem *psiDefaultFolder;
-        hr = pSHCreateItemFromParsingName((wchar_t*)tInitDir.utf16(),
-                                      NULL,
-                                      IID_PPV_ARGS(&psiDefaultFolder));
+        hr = pSHCreateItemFromParsingName((wchar_t*)tInitDir.utf16(), NULL, QT_IID_IShellItem, 
+            reinterpret_cast<void**>(&psiDefaultFolder));
 
         if (SUCCEEDED(hr)) {
@@ -523 +495 @@
 }
 
-QStringList qt_win_CID_get_open_file_names(const QFileDialogArgs &args,
+static QStringList qt_win_CID_get_open_file_names(const QFileDialogArgs &args,
                                        QString *initialDirectory,
                                        const QStringList &filterList,
@@ -536 +508 @@
     // Multiple selection is allowed only in IFileOpenDialog.
     IFileOpenDialog *pfd = 0;
-    HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog,
-                                  NULL,
-                                  CLSCTX_INPROC_SERVER,
-                                  IID_PPV_ARGS(&pfd));
+    HRESULT hr = CoCreateInstance(QT_CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, QT_IID_IFileOpenDialog, 
+        reinterpret_cast<void**>(&pfd));
 
     if (SUCCEEDED(hr)) {
@@ -613 +583 @@
 }
 
+QString qt_win_CID_get_existing_directory(const QFileDialogArgs &args)
+{
+    QString result;
+    QDialog modal_widget;
+    modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
+    modal_widget.setParent(args.parent, Qt::Window);
+    QApplicationPrivate::enterModal(&modal_widget);
+
+    IFileOpenDialog *pfd = 0;
+    HRESULT hr = CoCreateInstance(QT_CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER,
+                                  QT_IID_IFileOpenDialog, reinterpret_cast<void**>(&pfd));
+
+    if (SUCCEEDED(hr)) {
+        qt_win_set_IFileDialogOptions(pfd, args.selection,
+                                      args.directory, args.caption,
+                                      QStringList(), QFileDialog::ExistingFiles,
+                                      args.options);
+
+        // Set the FOS_PICKFOLDERS flag
+        DWORD newOptions;
+        hr = pfd->GetOptions(&newOptions);
+        newOptions |= FOS_PICKFOLDERS;
+        if (SUCCEEDED(hr) && SUCCEEDED((hr = pfd->SetOptions(newOptions)))) {
+            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 result
+                IShellItem *psi = 0;
+                hr = pfd->GetResult(&psi);
+                if (SUCCEEDED(hr)) {
+                    // Retrieve the file name from shell item.
+                    wchar_t *pszPath;
+                    hr = psi->GetDisplayName(SIGDN_FILESYSPATH, &pszPath);
+                    if (SUCCEEDED(hr)) {
+                        result = QString::fromWCharArray(pszPath);
+                        CoTaskMemFree(pszPath);
+                    }
+                    psi->Release(); // Free the current item.
+                }
+            }
+        }
+    }
+    QApplicationPrivate::leaveModal(&modal_widget);
+
+    qt_win_eatMouseMove();
+
+    if (pfd)
+        pfd->Release();
+    return result;
+}
+
 #endif
 
@@ -644 +671 @@
     // 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)
+#ifndef Q_WS_WINCE
     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);
@@ -717 +744 @@
         if (ptrSHGetPathFromIDList) {
             wchar_t path[MAX_PATH];
-            ptrSHGetPathFromIDList(LPITEMIDLIST(lParam), path);
+            ptrSHGetPathFromIDList(qt_LPITEMIDLIST(lParam), path);
             QString tmpStr = QString::fromWCharArray(path);
             if (!tmpStr.isEmpty())
@@ -729 +756 @@
 }
 
-#ifndef BIF_NEWDIALOGSTYLE
-#define BIF_NEWDIALOGSTYLE     0x0040   // Use the new dialog layout with the ability to resize
+QString qt_win_get_existing_directory(const QFileDialogArgs &args)
+{
+#ifndef Q_WS_WINCE
+    if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA && QSysInfo::WindowsVersion < QSysInfo::WV_NT_based)
+        return qt_win_CID_get_existing_directory(args);
 #endif
 
-
-QString qt_win_get_existing_directory(const QFileDialogArgs &args)
-{
     QString currentDir = QDir::currentPath();
     QString result;
@@ -758 +785 @@
     tTitle = args.caption;
 
-#if !defined(Q_WS_WINCE)
-    BROWSEINFO bi;
-#else
     qt_BROWSEINFO bi;
-#endif
 
     Q_ASSERT(!parent ||parent->testAttribute(Qt::WA_WState_Created));
@@ -776 +799 @@
     qt_win_resolve_libs();
     if (ptrSHBrowseForFolder) {
-        LPITEMIDLIST pItemIDList = ptrSHBrowseForFolder((BROWSEINFO*)&bi);
+        qt_LPITEMIDLIST pItemIDList = ptrSHBrowseForFolder(&bi);
         if (pItemIDList) {
             ptrSHGetPathFromIDList(pItemIDList, path);