107 lines
4.2 KiB
C++
107 lines
4.2 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsBaseFilePicker_h_
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#define nsBaseFilePicker_h_
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#include "mozilla/TimeStamp.h"
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#include "nsCOMPtr.h"
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#include "nsIFilePicker.h"
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#include "nsISupports.h"
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#include "nsString.h"
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#include "nsTArray.h"
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class nsISimpleEnumerator;
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class nsIWidget;
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class nsIGlobalObject;
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namespace mozilla::dom {
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class BrowsingContext;
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}
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class nsBaseFilePicker : public nsIFilePicker {
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public:
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nsBaseFilePicker();
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// nsIFilePicker
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NS_IMETHOD Init(mozilla::dom::BrowsingContext* aBrowsingContext,
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const nsAString& aTitle, nsIFilePicker::Mode aMode,
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nsISupports* aGlobal) override;
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NS_IMETHOD IsModeSupported(nsIFilePicker::Mode aMode, JSContext* aCx,
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mozilla::dom::Promise** aPromise) override;
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NS_IMETHOD AppendFilters(int32_t filterMask) override;
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NS_IMETHOD AppendRawFilter(const nsAString& aFilter) override;
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NS_IMETHOD GetCapture(nsIFilePicker::CaptureTarget* aCapture) override;
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NS_IMETHOD SetCapture(nsIFilePicker::CaptureTarget aCapture) override;
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NS_IMETHOD GetFilterIndex(int32_t* aFilterIndex) override;
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NS_IMETHOD SetFilterIndex(int32_t aFilterIndex) override;
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NS_IMETHOD GetFiles(nsISimpleEnumerator** aFiles) override;
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NS_IMETHOD GetDisplayDirectory(nsIFile** aDisplayDirectory) override;
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NS_IMETHOD SetDisplayDirectory(nsIFile* aDisplayDirectory) override;
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NS_IMETHOD GetDisplaySpecialDirectory(nsAString& aDisplayDirectory) override;
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NS_IMETHOD SetDisplaySpecialDirectory(
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const nsAString& aDisplayDirectory) override;
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NS_IMETHOD GetAddToRecentDocs(bool* aFlag) override;
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NS_IMETHOD SetAddToRecentDocs(bool aFlag) override;
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NS_IMETHOD GetMode(nsIFilePicker::Mode* aMode) override;
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NS_IMETHOD SetOkButtonLabel(const nsAString& aLabel) override;
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NS_IMETHOD GetOkButtonLabel(nsAString& aLabel) override;
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NS_IMETHOD GetDomFileOrDirectory(nsISupports** aValue) override;
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NS_IMETHOD GetDomFileOrDirectoryEnumerator(
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nsISimpleEnumerator** aValue) override;
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NS_IMETHOD GetDomFilesInWebKitDirectory(
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nsISimpleEnumerator** aValue) override;
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nsIGlobalObject* GetRelevantGlobal() const;
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// This is split out (and public) only so the logic can be unit-tested
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// without a live picker, pref, or clock; callers should use
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// IsPickerInputProtected() instead.
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static bool IsWithinInputProtectionTimeRange(mozilla::TimeStamp aShowTime,
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mozilla::TimeStamp aNow,
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uint32_t aProtectionMs);
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protected:
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virtual ~nsBaseFilePicker();
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virtual void InitNative(nsIWidget* aParent, const nsAString& aTitle) = 0;
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virtual nsresult ResolveSpecialDirectory(const nsAString& aSpecialDirectory);
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MOZ_CAN_RUN_SCRIPT bool MaybeBlockFilePicker(
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nsIFilePickerShownCallback* aCallback);
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// Records the time the native picker was shown to the user. Platform
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// subclasses call this just before showing the picker.
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void RecordLastShownTime() { mShowTime = mozilla::TimeStamp::Now(); }
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// Returns true while the picker has been showing for less than
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// security.notification_enable_delay. Platform subclasses use this to
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// ignore a confirmation that arrives too soon after the picker appeared.
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// Only content-initiated pickers (e.g. <input type=file>) are protected;
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// see IsContentInitiated().
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bool IsPickerInputProtected() const;
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// True when this picker was opened by untrusted web content rather than by
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// the browser UI. We only apply input protection to these so that chrome
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// pickers like "Save As" keep working normally. Pickers in a content
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// browsing context that host a trusted document (system principal or an
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// about: page) are also excluded.
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bool IsContentInitiated() const;
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bool mAddToRecentDocs = true;
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nsCOMPtr<nsIFile> mDisplayDirectory;
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nsString mDisplaySpecialDirectory;
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RefPtr<mozilla::dom::BrowsingContext> mBrowsingContext;
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nsCOMPtr<nsIGlobalObject> mGlobal;
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nsIFilePicker::Mode mMode = nsIFilePicker::modeOpen;
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nsString mOkButtonLabel;
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nsTArray<nsString> mRawFilters;
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mozilla::TimeStamp mShowTime;
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};
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#endif // nsBaseFilePicker_h_
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