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Telegram/SourceFiles/inline_bots/inline_results_inner.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"
+#include "ui/abstract_button.h"
+#include "ui/widgets/tooltip.h"
+#include "ui/effects/animations.h"
+#include "ui/effects/panel_animation.h"
+#include "dialogs/dialogs_key.h"
+#include "base/timer.h"
+#include "mtproto/sender.h"
+#include "inline_bots/inline_bot_layout_item.h"
+#include "layout/layout_mosaic.h"
+
+namespace Api {
+struct SendOptions;
+} // namespace Api
+
+namespace Ui {
+class ScrollArea;
+class IconButton;
+class LinkButton;
+class RoundButton;
+class FlatLabel;
+class RippleAnimation;
+class PopupMenu;
+class PathShiftGradient;
+} // namespace Ui
+
+namespace Window {
+class SessionController;
+} // namespace Window
+
+namespace InlineBots {
+class Result;
+struct ResultSelected;
+} // namespace InlineBots
+
+namespace SendMenu {
+struct Details;
+} // namespace SendMenu
+
+namespace InlineBots {
+namespace Layout {
+
+class ItemBase;
+using Results = std::vector<std::shared_ptr<Result>>;
+
+struct CacheEntry {
+	QString nextOffset;
+	QString switchPmText;
+	QString switchPmStartToken;
+	QByteArray switchPmUrl;
+	Results results;
+};
+
+class Inner
+	: public Ui::RpWidget
+	, public Ui::AbstractTooltipShower
+	, public Context {
+
+public:
+	Inner(QWidget *parent, not_null<Window::SessionController*> controller);
+
+	void hideFinished();
+
+	void clearSelection();
+
+	int refreshInlineRows(PeerData *queryPeer, UserData *bot, const CacheEntry *results, bool resultsDeleted);
+	void inlineBotChanged();
+	void hideInlineRowsPanel();
+	void clearInlineRowsPanel();
+
+	void preloadImages();
+
+	void inlineItemLayoutChanged(const ItemBase *layout) override;
+	void inlineItemRepaint(const ItemBase *layout) override;
+	bool inlineItemVisible(const ItemBase *layout) override;
+	Data::FileOrigin inlineItemFileOrigin() override;
+
+	int countHeight();
+
+	void setResultSelectedCallback(Fn<void(ResultSelected)> callback) {
+		_resultSelectedCallback = std::move(callback);
+	}
+	void setSendMenuDetails(Fn<SendMenu::Details()> &&callback);
+
+	// Ui::AbstractTooltipShower interface.
+	QString tooltipText() const override;
+	QPoint tooltipPos() const override;
+	bool tooltipWindowActive() const override;
+
+	rpl::producer<> inlineRowsCleared() const;
+
+	~Inner();
+
+protected:
+	void visibleTopBottomUpdated(
+		int visibleTop,
+		int visibleBottom) override;
+
+	void mousePressEvent(QMouseEvent *e) override;
+	void mouseReleaseEvent(QMouseEvent *e) override;
+	void mouseMoveEvent(QMouseEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+	void paintEvent(QPaintEvent *e) override;
+	void leaveEventHook(QEvent *e) override;
+	void leaveToChildEvent(QEvent *e, QWidget *child) override;
+	void enterFromChildEvent(QEvent *e, QWidget *child) override;
+	void contextMenuEvent(QContextMenuEvent *e) override;
+
+private:
+	static constexpr bool kRefreshIconsScrollAnimation = true;
+	static constexpr bool kRefreshIconsNoAnimation = false;
+
+	void switchPm();
+
+	void updateSelected();
+	void checkRestrictedPeer();
+	bool isRestrictedView();
+	void clearHeavyData();
+
+	void paintInlineItems(Painter &p, const QRect &r);
+
+	void refreshSwitchPmButton(const CacheEntry *entry);
+	void refreshMosaicOffset();
+
+	void showPreview();
+	void updateInlineItems();
+	void repaintItems(crl::time now = 0);
+	void clearInlineRows(bool resultsDeleted);
+	ItemBase *layoutPrepareInlineResult(std::shared_ptr<Result> result);
+
+	void updateRestrictedLabelGeometry();
+	void deleteUnusedInlineLayouts();
+
+	int validateExistingInlineRows(const Results &results);
+	void selectInlineResult(
+		int index,
+		Api::SendOptions options,
+		bool open);
+
+	not_null<Window::SessionController*> _controller;
+	const std::unique_ptr<Ui::PathShiftGradient> _pathGradient;
+
+	int _visibleTop = 0;
+	int _visibleBottom = 0;
+
+	UserData *_inlineBot = nullptr;
+	PeerData *_inlineQueryPeer = nullptr;
+	crl::time _lastScrolledAt = 0;
+	crl::time _lastUpdatedAt = 0;
+	base::Timer _updateInlineItems;
+	bool _inlineWithThumb = false;
+
+	object_ptr<Ui::RoundButton> _switchPmButton = { nullptr };
+	QString _switchPmStartToken;
+	QByteArray _switchPmUrl;
+
+	object_ptr<Ui::FlatLabel> _restrictedLabel = { nullptr };
+	QString _restrictedLabelKey;
+
+	base::unique_qptr<Ui::PopupMenu> _menu;
+
+	Mosaic::Layout::MosaicLayout<InlineBots::Layout::ItemBase> _mosaic;
+
+	std::map<Result*, std::unique_ptr<ItemBase>> _inlineLayouts;
+
+	rpl::event_stream<> _inlineRowsCleared;
+
+	int _selected = -1;
+	int _pressed = -1;
+	QPoint _lastMousePos;
+
+	base::Timer _previewTimer;
+	bool _previewShown = false;
+
+	Fn<void(ResultSelected)> _resultSelectedCallback;
+	Fn<SendMenu::Details()> _sendMenuDetails;
+
+};
+
+} // namespace Layout
+} // namespace InlineBots