electron/shell/browser/ui/win/jump_list.h

122 lines
4.1 KiB
C++

// Copyright (c) 2016 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef SHELL_BROWSER_UI_WIN_JUMP_LIST_H_
#define SHELL_BROWSER_UI_WIN_JUMP_LIST_H_
#include <atlbase.h>
#include <shobjidl.h>
#include <vector>
#include "base/files/file_path.h"
#include "base/macros.h"
namespace electron {
enum class JumpListResult : int {
kSuccess = 0,
// In JS code this error will manifest as an exception.
kArgumentError = 1,
// Generic error, the runtime logs may provide some clues.
kGenericError = 2,
// Custom categories can't contain separators.
kCustomCategorySeparatorError = 3,
// The app isn't registered to handle a file type found in a custom category.
kMissingFileTypeRegistrationError = 4,
// Custom categories can't be created due to user privacy settings.
kCustomCategoryAccessDeniedError = 5,
};
struct JumpListItem {
enum class Type {
// A task will launch an app (usually the one that created the Jump List)
// with specific arguments.
kTask,
// Separators can only be inserted between items in the standard Tasks
// category, they can't appear in custom categories.
kSeparator,
// A file link will open a file using the app that created the Jump List,
// for this to work the app must be registered as a handler for the file
// type (though the app doesn't have to be the default handler).
kFile
};
Type type = Type::kTask;
// For tasks this is the path to the program executable, for file links this
// is the full filename.
base::FilePath path;
std::wstring arguments;
std::wstring title;
std::wstring description;
base::FilePath working_dir;
base::FilePath icon_path;
int icon_index = 0;
JumpListItem();
JumpListItem(const JumpListItem&);
~JumpListItem();
};
struct JumpListCategory {
enum class Type {
// A custom category can contain tasks and files, but not separators.
kCustom,
// Frequent/Recent categories are managed by the OS, their name and items
// can't be set by the app (though items can be set indirectly).
kFrequent,
kRecent,
// The standard Tasks category can't be renamed by the app, but the app
// can set the items that should appear in this category, and those items
// can include tasks, files, and separators.
kTasks
};
Type type = Type::kTasks;
std::wstring name;
std::vector<JumpListItem> items;
JumpListCategory();
JumpListCategory(const JumpListCategory&);
~JumpListCategory();
};
// Creates or removes a custom Jump List for an app.
// See https://msdn.microsoft.com/en-us/library/windows/desktop/gg281362.aspx
class JumpList {
public:
// |app_id| must be the Application User Model ID of the app for which the
// custom Jump List should be created/removed, it's usually obtained by
// calling GetCurrentProcessExplicitAppUserModelID().
explicit JumpList(const std::wstring& app_id);
~JumpList();
// Starts a new transaction, must be called before appending any categories,
// aborting or committing. After the method returns |min_items| will indicate
// the minimum number of items that will be displayed in the Jump List, and
// |removed_items| (if not null) will contain all the items the user has
// unpinned from the Jump List. Both parameters are optional.
bool Begin(int* min_items = nullptr,
std::vector<JumpListItem>* removed_items = nullptr);
// Abandons any changes queued up since Begin() was called.
bool Abort();
// Commits any changes queued up since Begin() was called.
bool Commit();
// Deletes the custom Jump List and restores the default Jump List.
bool Delete();
// Appends a category to the custom Jump List.
JumpListResult AppendCategory(const JumpListCategory& category);
// Appends categories to the custom Jump List.
JumpListResult AppendCategories(
const std::vector<JumpListCategory>& categories);
private:
std::wstring app_id_;
CComPtr<ICustomDestinationList> destinations_;
DISALLOW_COPY_AND_ASSIGN(JumpList);
};
} // namespace electron
#endif // SHELL_BROWSER_UI_WIN_JUMP_LIST_H_