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https://bitbucket.org/chromiumembedded/cef
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2ea7459a89
All file dialogs irrespective of source, platform and runtime will now be routed through CefFileDialogManager and trigger CefDialogHandler callbacks (see issue #3293). Adds Chrome runtime support for CefBrowserHost::RunFileDialog and CefDialogHandler callbacks. Adds Alloy runtime support for internal GTK file and print dialogs on Linux subject to the following limitations: 1. Internal GTK implementation: - Cannot be used with multi-threaded-message-loop because Chromium's internal GTK implementation is not thread-safe (does not use GDK threads). - Dialogs will not be modal to application windows when used with off-screen rendering due to lack of access to the client's top-level GtkWindow. 2. Cefclient CefDialogHandler implementation: - Cannot be used with Views because it requires a top-level GtkWindow. Due to the above limitations no dialog implementation is currently provided for Views + multi-threaded-message-loop on Linux. In cases where both implementations are supported the cefclient version is now behind an optional `--use-client-dialogs` command-line flag. Expressly forbids multiple simultaneous file dialogs with the internal platform implementation which uses modal dialogs. CefDialogHandler will still be notified and can optionally handle each request without a modal dialog (see issue #3154). Removes some RunFileDialog parameters that are not supported by the Chrome file dialog implementation (selected_accept_filter parameter, cef_file_dialog_mode_t overwrite/read-only flags).
100 lines
3.9 KiB
C++
100 lines
3.9 KiB
C++
// Copyright (c) 2012 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_BROWSER_FILE_DIALOG_MANAGER_H_
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#define CEF_LIBCEF_BROWSER_FILE_DIALOG_MANAGER_H_
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#pragma once
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#include <memory>
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#include <set>
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#include "include/cef_browser.h"
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#include "base/memory/scoped_refptr.h"
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#include "third_party/blink/public/mojom/choosers/file_chooser.mojom.h"
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#include "ui/shell_dialogs/select_file_dialog.h"
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namespace content {
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class FileSelectListener;
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} // namespace content
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class CefBrowserHostBase;
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class CefSelectFileDialogListener;
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class CefFileDialogManager {
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public:
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explicit CefFileDialogManager(CefBrowserHostBase* browser);
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CefFileDialogManager(const CefFileDialogManager&) = delete;
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CefFileDialogManager& operator=(const CefFileDialogManager&) = delete;
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~CefFileDialogManager();
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// Delete the runner to free any platform constructs.
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void Destroy();
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// Run a file dialog with the specified parameters. See
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// CefBrowserHost::RunFileDialog for usage documentation. This method should
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// be called via CefBrowserHostBase::RunFileDialog.
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void RunFileDialog(cef_file_dialog_mode_t mode,
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const CefString& title,
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const CefString& default_file_path,
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const std::vector<CefString>& accept_filters,
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CefRefPtr<CefRunFileDialogCallback> callback);
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// The argument vector will be empty if the dialog was canceled.
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using RunFileChooserCallback =
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base::OnceCallback<void(const std::vector<base::FilePath>&)>;
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// Run the file dialog specified by |params|. |callback| will be executed
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// synchronously or asynchronously after the dialog is dismissed. This method
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// should be called via CefBrowserHostBase::RunFileChooser.
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void RunFileChooser(const blink::mojom::FileChooserParams& params,
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RunFileChooserCallback callback);
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// Run a ui::SelectFileDialog with the specified parameters. See
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// ui::SelectFileDialog for usage documentation. This method should be called
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// via CefBrowserHostBase::RunSelectFile. It will be called for all file
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// dialogs after interception via CefSelectFileDialog::SelectFileImpl.
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void RunSelectFile(ui::SelectFileDialog::Listener* listener,
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std::unique_ptr<ui::SelectFilePolicy> policy,
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ui::SelectFileDialog::Type type,
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const std::u16string& title,
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const base::FilePath& default_path,
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const ui::SelectFileDialog::FileTypeInfo* file_types,
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int file_type_index,
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const base::FilePath::StringType& default_extension,
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gfx::NativeWindow owning_window,
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void* params);
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// Must be called when the |listener| passed to RunSelectFile is destroyed.
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void SelectFileListenerDestroyed(ui::SelectFileDialog::Listener* listener);
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private:
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[[nodiscard]] RunFileChooserCallback MaybeRunDelegate(
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const blink::mojom::FileChooserParams& params,
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RunFileChooserCallback callback);
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void SelectFileDoneByDelegateCallback(
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ui::SelectFileDialog::Listener* listener,
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void* params,
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const std::vector<base::FilePath>& paths);
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void SelectFileDoneByListenerCallback(bool listener_destroyed);
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// CefBrowserHostBase pointer is guaranteed to outlive this object.
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CefBrowserHostBase* const browser_;
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// Used when running a platform dialog via RunSelectFile.
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scoped_refptr<ui::SelectFileDialog> dialog_;
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CefSelectFileDialogListener* dialog_listener_ = nullptr;
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// List of all currently active listeners.
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std::set<ui::SelectFileDialog::Listener*> active_listeners_;
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base::WeakPtrFactory<CefFileDialogManager> weak_ptr_factory_{this};
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};
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#endif // CEF_LIBCEF_BROWSER_JAVASCRIPT_DIALOG_MANAGER_H_
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