Source code

Revision control

Other Tools

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at */
#ifndef nsFilePicker_h__
#define nsFilePicker_h__
#include <windows.h>
#include "nsIFile.h"
#include "nsISimpleEnumerator.h"
#include "nsCOMArray.h"
#include "nsBaseFilePicker.h"
#include "nsString.h"
#include "nsdefs.h"
#include <commdlg.h>
#include <shobjidl.h>
#undef LogSeverity // SetupAPI.h #defines this as DWORD
class nsILoadContext;
class nsBaseWinFilePicker : public nsBaseFilePicker {
NS_IMETHOD GetDefaultString(nsAString& aDefaultString) override;
NS_IMETHOD SetDefaultString(const nsAString& aDefaultString) override;
NS_IMETHOD GetDefaultExtension(nsAString& aDefaultExtension) override;
NS_IMETHOD SetDefaultExtension(const nsAString& aDefaultExtension) override;
nsString mDefaultFilePath;
nsString mDefaultFilename;
nsString mDefaultExtension;
* Native Windows FileSelector wrapper
class nsFilePicker : public nsBaseWinFilePicker {
virtual ~nsFilePicker() = default;
NS_IMETHOD Init(mozIDOMWindowProxy* aParent, const nsAString& aTitle,
int16_t aMode) override;
// nsIFilePicker (less what's in nsBaseFilePicker and nsBaseWinFilePicker)
NS_IMETHOD GetFilterIndex(int32_t* aFilterIndex) override;
NS_IMETHOD SetFilterIndex(int32_t aFilterIndex) override;
NS_IMETHOD GetFile(nsIFile** aFile) override;
NS_IMETHOD GetFileURL(nsIURI** aFileURL) override;
NS_IMETHOD GetFiles(nsISimpleEnumerator** aFiles) override;
NS_IMETHOD AppendFilter(const nsAString& aTitle,
const nsAString& aFilter) override;
/* method from nsBaseFilePicker */
virtual void InitNative(nsIWidget* aParent, const nsAString& aTitle) override;
nsresult Show(int16_t* aReturnVal) override;
nsresult ShowW(int16_t* aReturnVal);
void GetFilterListArray(nsString& aFilterList);
bool ShowFolderPicker(const nsString& aInitialDir);
bool ShowFilePicker(const nsString& aInitialDir);
void RememberLastUsedDirectory();
bool IsPrivacyModeEnabled();
bool IsDefaultPathLink();
bool IsDefaultPathHtml();
nsCOMPtr<nsILoadContext> mLoadContext;
nsCOMPtr<nsIWidget> mParentWidget;
nsString mTitle;
nsCString mFile;
nsString mFilterList;
int16_t mSelectedType;
nsCOMArray<nsIFile> mFiles;
nsString mUnicodeFile;
struct FreeDeleter {
void operator()(void* aPtr) { ::free(aPtr); }
static mozilla::UniquePtr<char16_t[], FreeDeleter> sLastUsedUnicodeDirectory;
class ComDlgFilterSpec {
ComDlgFilterSpec() {}
~ComDlgFilterSpec() {}
const uint32_t Length() { return mSpecList.Length(); }
const bool IsEmpty() { return (mSpecList.Length() == 0); }
const COMDLG_FILTERSPEC* get() { return mSpecList.Elements(); }
void Append(const nsAString& aTitle, const nsAString& aFilter);
AutoTArray<COMDLG_FILTERSPEC, 1> mSpecList;
AutoTArray<nsString, 2> mStrings;
ComDlgFilterSpec mComFilterList;
#endif // nsFilePicker_h__