tdesktop/Telegram/SourceFiles/info/info_top_bar.h

148 lines
4.1 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "ui/rp_widget.h"
#include "ui/wrap/fade_wrap.h"
#include "ui/effects/numbers_animation.h"
#include "info/info_wrap_widget.h"
namespace style {
struct InfoTopBar;
} // namespace style
namespace Ui {
class IconButton;
class FlatLabel;
class InputField;
class SearchFieldController;
class LabelWithNumbers;
} // namespace Ui
namespace Info {
class Section;
rpl::producer<QString> TitleValue(
const Section &section,
not_null<PeerData*> peer);
class TopBar : public Ui::RpWidget {
public:
TopBar(
QWidget *parent,
const style::InfoTopBar &st,
SelectedItems &&items);
auto backRequest() const {
return _backClicks.events();
}
void setTitle(rpl::producer<QString> &&title);
void enableBackButton();
void highlight();
template <typename ButtonWidget>
ButtonWidget *addButton(base::unique_qptr<ButtonWidget> button) {
auto result = button.get();
pushButton(std::move(button));
return result;
}
void createSearchView(
not_null<Ui::SearchFieldController*> controller,
rpl::producer<bool> &&shown);
void setSelectedItems(SelectedItems &&items);
SelectedItems takeSelectedItems();
rpl::producer<> cancelSelectionRequests() const;
void finishAnimating() {
updateControlsVisibility(anim::type::instant);
}
protected:
int resizeGetHeight(int newWidth) override;
void paintEvent(QPaintEvent *e) override;
private:
void updateControlsGeometry(int newWidth);
void updateDefaultControlsGeometry(int newWidth);
void updateSelectionControlsGeometry(int newWidth);
Ui::FadeWrap<Ui::RpWidget> *pushButton(base::unique_qptr<Ui::RpWidget> button);
void removeButton(not_null<Ui::RpWidget*> button);
void startHighlightAnimation();
void updateControlsVisibility(anim::type animated);
bool selectionMode() const;
bool searchMode() const;
Ui::StringWithNumbers generateSelectedText() const;
[[nodiscard]] bool computeCanDelete() const;
void updateSelectionState();
void createSelectionControls();
void clearSelectionControls();
MessageIdsList collectItems() const;
void performForward();
void performDelete();
void setSearchField(
base::unique_qptr<Ui::InputField> field,
rpl::producer<bool> &&shown);
void createSearchView(
not_null<Ui::InputField*> field,
rpl::producer<bool> &&shown);
template <typename Callback>
void registerUpdateControlCallback(QObject *guard, Callback &&callback);
template <typename Widget, typename IsVisible>
void registerToggleControlCallback(Widget *widget, IsVisible &&callback);
const style::InfoTopBar &_st;
Animation _a_highlight;
bool _highlight = false;
QPointer<Ui::FadeWrap<Ui::IconButton>> _back;
std::vector<base::unique_qptr<Ui::RpWidget>> _buttons;
QPointer<Ui::FadeWrap<Ui::FlatLabel>> _title;
bool _searchModeEnabled = false;
bool _searchModeAvailable = false;
base::unique_qptr<Ui::RpWidget> _searchView;
rpl::event_stream<> _backClicks;
SelectedItems _selectedItems;
bool _canDelete = false;
QPointer<Ui::FadeWrap<Ui::IconButton>> _cancelSelection;
QPointer<Ui::FadeWrap<Ui::LabelWithNumbers>> _selectionText;
QPointer<Ui::FadeWrap<Ui::IconButton>> _forward;
QPointer<Ui::FadeWrap<Ui::IconButton>> _delete;
rpl::event_stream<> _cancelSelectionClicks;
using UpdateCallback = base::lambda<bool(anim::type)>;
std::map<QObject*, UpdateCallback> _updateControlCallbacks;
};
} // namespace Info