159 lines
3.9 KiB
C++
159 lines
3.9 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "layout.h"
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#include "ui/text/text.h"
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class Image;
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namespace Data {
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class CloudImageView;
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} // namespace Data
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namespace InlineBots {
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class Result;
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namespace Layout {
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class ItemBase;
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class PaintContext : public PaintContextBase {
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public:
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PaintContext(crl::time ms, bool selecting, bool paused, bool lastRow)
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: PaintContextBase(ms, selecting)
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, paused(paused)
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, lastRow(lastRow) {
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}
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bool paused, lastRow;
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};
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// this type used as a flag, we dynamic_cast<> to it
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class SendClickHandler : public ClickHandler {
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public:
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void onClick(ClickContext context) const override {
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}
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};
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class Context {
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public:
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virtual void inlineItemLayoutChanged(const ItemBase *layout) = 0;
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virtual bool inlineItemVisible(const ItemBase *item) = 0;
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virtual void inlineItemRepaint(const ItemBase *item) = 0;
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virtual Data::FileOrigin inlineItemFileOrigin() = 0;
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};
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class ItemBase : public LayoutItemBase {
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public:
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ItemBase(not_null<Context*> context, not_null<Result*> result)
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: _result(result)
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, _context(context) {
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}
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ItemBase(not_null<Context*> context, not_null<DocumentData*> document)
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: _document(document)
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, _context(context) {
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}
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// Not used anywhere currently.
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//ItemBase(not_null<Context*> context, PhotoData *photo) : _photo(photo), _context(context) {
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//}
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virtual void paint(Painter &p, const QRect &clip, const PaintContext *context) const = 0;
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virtual void setPosition(int32 position);
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int32 position() const;
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virtual bool isFullLine() const {
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return true;
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}
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virtual bool hasRightSkip() const {
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return false;
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}
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Result *getResult() const;
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DocumentData *getDocument() const;
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PhotoData *getPhoto() const;
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// Get document or photo (possibly from InlineBots::Result) for
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// showing sticker / GIF / photo preview by long mouse press.
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DocumentData *getPreviewDocument() const;
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PhotoData *getPreviewPhoto() const;
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virtual void preload() const;
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virtual void unloadHeavyPart() {
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_thumbnail = nullptr;
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}
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void update() const;
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void layoutChanged();
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// ClickHandlerHost interface
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void clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) override {
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update();
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}
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void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override {
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update();
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}
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static std::unique_ptr<ItemBase> createLayout(
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not_null<Context*> context,
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not_null<Result*> result,
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bool forceThumb);
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static std::unique_ptr<ItemBase> createLayoutGif(
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not_null<Context*> context,
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not_null<DocumentData*> document);
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protected:
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DocumentData *getResultDocument() const;
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PhotoData *getResultPhoto() const;
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bool hasResultThumb() const;
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Image *getResultThumb(Data::FileOrigin origin) const;
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QPixmap getResultContactAvatar(int width, int height) const;
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int getResultDuration() const;
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QString getResultUrl() const;
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ClickHandlerPtr getResultUrlHandler() const;
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ClickHandlerPtr getResultPreviewHandler() const;
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QString getResultThumbLetter() const;
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not_null<Context*> context() const {
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return _context;
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}
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Data::FileOrigin fileOrigin() const;
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Result *_result = nullptr;
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DocumentData *_document = nullptr;
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PhotoData *_photo = nullptr;
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ClickHandlerPtr _send = ClickHandlerPtr{ new SendClickHandler() };
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int _position = 0; // < 0 means removed from layout
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private:
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not_null<Context*> _context;
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mutable std::shared_ptr<Data::CloudImageView> _thumbnail;
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};
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using DocumentItems = std::map<
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not_null<const DocumentData*>,
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base::flat_set<not_null<ItemBase*>>>;
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const DocumentItems *documentItems();
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namespace internal {
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void regDocumentItem(
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not_null<const DocumentData*> document,
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not_null<ItemBase*> item);
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void unregDocumentItem(
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not_null<const DocumentData*> document,
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not_null<ItemBase*> item);
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} // namespace internal
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} // namespace Layout
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} // namespace InlineBots
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