tdesktop/Telegram/SourceFiles/info/info_top_bar.h

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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include "ui/rp_widget.h"
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#include "ui/round_rect.h"
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#include "ui/wrap/fade_wrap.h"
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#include "ui/effects/animations.h"
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#include "ui/effects/numbers_animation.h"
#include "info/info_wrap_widget.h"
namespace style {
struct InfoTopBar;
} // namespace style
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namespace Window {
class SessionNavigation;
} // namespace Window
namespace Ui {
class IconButton;
class FlatLabel;
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class InputField;
class SearchFieldController;
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class LabelWithNumbers;
} // namespace Ui
namespace Info {
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class Key;
class Section;
class TopBar : public Ui::RpWidget {
public:
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TopBar(
QWidget *parent,
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not_null<Window::SessionNavigation*> navigation,
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const style::InfoTopBar &st,
SelectedItems &&items);
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auto backRequest() const {
return _backClicks.events();
}
void setTitle(rpl::producer<QString> &&title);
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void enableBackButton();
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void highlight();
template <typename ButtonWidget>
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ButtonWidget *addButton(base::unique_qptr<ButtonWidget> button) {
auto result = button.get();
pushButton(std::move(button));
return result;
}
template <typename ButtonWidget>
ButtonWidget *addButtonWithVisibility(
base::unique_qptr<ButtonWidget> button,
rpl::producer<bool> shown) {
auto result = button.get();
forceButtonVisibility(
pushButton(std::move(button)),
std::move(shown));
return result;
}
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void createSearchView(
not_null<Ui::SearchFieldController*> controller,
rpl::producer<bool> &&shown,
bool startsFocused);
bool focusSearchField();
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void setSelectedItems(SelectedItems &&items);
SelectedItems takeSelectedItems();
[[nodiscard]] auto selectionActionRequests() const
-> rpl::producer<SelectionAction>;
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void finishAnimating() {
updateControlsVisibility(anim::type::instant);
}
void showSearch();
protected:
int resizeGetHeight(int newWidth) override;
void paintEvent(QPaintEvent *e) override;
private:
void updateControlsGeometry(int newWidth);
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void updateDefaultControlsGeometry(int newWidth);
void updateSelectionControlsGeometry(int newWidth);
Ui::FadeWrap<Ui::RpWidget> *pushButton(
base::unique_qptr<Ui::RpWidget> button);
void forceButtonVisibility(
Ui::FadeWrap<Ui::RpWidget> *button,
rpl::producer<bool> shown);
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void removeButton(not_null<Ui::RpWidget*> button);
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void startHighlightAnimation();
void updateControlsVisibility(anim::type animated);
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bool selectionMode() const;
bool searchMode() const;
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Ui::StringWithNumbers generateSelectedText() const;
[[nodiscard]] bool computeCanDelete() const;
[[nodiscard]] bool computeCanForward() const;
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void updateSelectionState();
void createSelectionControls();
void performForward();
void performDelete();
void setSearchField(
base::unique_qptr<Ui::InputField> field,
rpl::producer<bool> &&shown,
bool startsFocused);
void clearSearchField();
void createSearchView(
not_null<Ui::InputField*> field,
rpl::producer<bool> &&shown,
bool startsFocused);
template <typename Callback>
void registerUpdateControlCallback(QObject *guard, Callback &&callback);
template <typename Widget, typename IsVisible>
void registerToggleControlCallback(Widget *widget, IsVisible &&callback);
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const not_null<Window::SessionNavigation*> _navigation;
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const style::InfoTopBar &_st;
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std::optional<Ui::RoundRect> _roundRect;
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Ui::Animations::Simple _a_highlight;
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bool _highlight = false;
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QPointer<Ui::FadeWrap<Ui::IconButton>> _back;
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std::vector<base::unique_qptr<Ui::RpWidget>> _buttons;
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QPointer<Ui::FadeWrap<Ui::FlatLabel>> _title;
bool _searchModeEnabled = false;
bool _searchModeAvailable = false;
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base::unique_qptr<Ui::RpWidget> _searchView;
QPointer<Ui::InputField> _searchField;
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rpl::event_stream<> _backClicks;
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SelectedItems _selectedItems;
bool _canDelete = false;
bool _canForward = false;
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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<SelectionAction> _selectionActionRequests;
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using UpdateCallback = Fn<bool(anim::type)>;
std::map<QObject*, UpdateCallback> _updateControlCallbacks;
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};
} // namespace Info