up to 64 realtime combinated interfaces

Telegram/SourceFiles/layout.cpp

@@ -293,9 +293,9 @@ void LayoutAbstractFileItem::setStatusSize(int32 newSize, int32 fullSize, int32
 	}
 }
 
-LayoutOverviewDate::LayoutOverviewDate(const QDate &date, bool month)
+LayoutOverviewDate::LayoutOverviewDate(const QDate &date, bool month) : LayoutItem(OverviewItemInfo::Bit())
-	: _date(date)
+, _date(date)
-	, _text(month ? langMonthFull(date) : langDayOfMonthFull(date)) {
+, _text(month ? langMonthFull(date) : langDayOfMonthFull(date)) {
 }
 
 void LayoutOverviewDate::initDimensions() {
@@ -311,7 +311,7 @@ void LayoutOverviewDate::paint(Painter &p, const QRect &clip, uint32 selection,
 	}
 }
 
-LayoutOverviewPhoto::LayoutOverviewPhoto(PhotoData *photo, HistoryItem *parent) : LayoutMediaItem(parent)
+LayoutOverviewPhoto::LayoutOverviewPhoto(PhotoData *photo, HistoryItem *parent) : LayoutMediaItem(0, parent)
 , _data(photo)
 , _link(new PhotoLink(photo))
 , _goodLoaded(false) {
@@ -385,7 +385,7 @@ void LayoutOverviewPhoto::getState(TextLinkPtr &link, HistoryCursorState &cursor
 	}
 }
 
-LayoutOverviewVideo::LayoutOverviewVideo(VideoData *video, HistoryItem *parent) : LayoutAbstractFileItem(parent)
+LayoutOverviewVideo::LayoutOverviewVideo(VideoData *video, HistoryItem *parent) : LayoutAbstractFileItem(0, parent)
 , _data(video)
 , _duration(formatDurationText(_data->duration))
 , _thumbLoaded(false) {
@@ -550,7 +550,7 @@ void LayoutOverviewVideo::updateStatusText() const {
 	}
 }
 
-LayoutOverviewAudio::LayoutOverviewAudio(AudioData *audio, HistoryItem *parent) : LayoutAbstractFileItem(parent)
+LayoutOverviewAudio::LayoutOverviewAudio(AudioData *audio, HistoryItem *parent) : LayoutAbstractFileItem(OverviewItemInfo::Bit(), parent)
 , _data(audio)
 , _namel(new AudioOpenLink(_data)) {
 	setLinks(new AudioOpenLink(_data), new AudioOpenLink(_data), new AudioCancelLink(_data));
@@ -738,7 +738,7 @@ bool LayoutOverviewAudio::updateStatusText() const {
 	return showPause;
 }
 
-LayoutOverviewDocument::LayoutOverviewDocument(DocumentData *document, HistoryItem *parent) : LayoutAbstractFileItem(parent)
+LayoutOverviewDocument::LayoutOverviewDocument(DocumentData *document, HistoryItem *parent) : LayoutAbstractFileItem(OverviewItemInfo::Bit(), parent)
 , _data(document)
 , _msgl(new MessageLink(parent))
 , _namel(new DocumentOpenLink(_data))
@@ -1061,7 +1061,7 @@ namespace {
 	}
 }
 
-LayoutOverviewLink::LayoutOverviewLink(HistoryMedia *media, HistoryItem *parent) : LayoutMediaItem(parent)
+LayoutOverviewLink::LayoutOverviewLink(HistoryMedia *media, HistoryItem *parent) : LayoutMediaItem(OverviewItemInfo::Bit(), parent)
 , _titlew(0)
 , _page(0)
 , _pixw(0)
@@ -1319,8 +1319,8 @@ LayoutOverviewLink::Link::Link(const QString &url, const QString &text)
 , lnk(linkFromUrl(url)) {
 }
 
-LayoutInlineItem::LayoutInlineItem(InlineResult *result, DocumentData *doc, PhotoData *photo)
+LayoutInlineItem::LayoutInlineItem(InlineResult *result, DocumentData *doc, PhotoData *photo) : LayoutItem(0)
-: _result(result)
+, _result(result)
 , _doc(doc)
 , _photo(photo)
 , _position(0) {

Telegram/SourceFiles/layout.h

@@ -101,11 +101,9 @@ public:
 };
 
 class LayoutMediaItem;
-class OverviewItemInfo;
+class LayoutItem : public Interfaces {
-
-class LayoutItem {
 public:
-	LayoutItem() : _maxw(0), _minh(0) {
+	LayoutItem(uint64 i_mask) : Interfaces(i_mask), _maxw(0), _minh(0) {
 	}
 
 	int32 maxWidth() const {
@@ -163,12 +161,6 @@ public:
 	virtual DocumentData *getDocument() const {
 		return 0;
 	}
-	virtual OverviewItemInfo *getOverviewItemInfo() {
-		return 0;
-	}
-	virtual const OverviewItemInfo *getOverviewItemInfo() const {
-		return 0;
-	}
 	MsgId msgId() const {
 		const HistoryItem *item = getItem();
 		return item ? item->id : 0;
@@ -182,7 +174,7 @@ protected:
 
 class LayoutMediaItem : public LayoutItem {
 public:
-	LayoutMediaItem(HistoryItem *parent) : _parent(parent) {
+	LayoutMediaItem(uint64 i_mask, HistoryItem *parent) : LayoutItem(i_mask), _parent(parent) {
 	}
 
 	virtual LayoutMediaItem *toLayoutMediaItem() {
@@ -202,7 +194,7 @@ protected:
 
 class LayoutRadialProgressItem : public LayoutMediaItem {
 public:
-	LayoutRadialProgressItem(HistoryItem *parent) : LayoutMediaItem(parent)
+	LayoutRadialProgressItem(uint64 i_mask, HistoryItem *parent) : LayoutMediaItem(i_mask, parent)
 		, _radial(0)
 		, a_iconOver(0, 0)
 		, _a_iconOver(animation(this, &LayoutRadialProgressItem::step_iconOver)) {
@@ -248,7 +240,7 @@ private:
 
 class LayoutAbstractFileItem : public LayoutRadialProgressItem {
 public:
-	LayoutAbstractFileItem(HistoryItem *parent) : LayoutRadialProgressItem(parent) {
+	LayoutAbstractFileItem(uint64 i_mask, HistoryItem *parent) : LayoutRadialProgressItem(i_mask, parent) {
 	}
 
 protected:
@@ -276,7 +268,7 @@ public:
 
 };
 
-class OverviewItemInfo {
+class OverviewItemInfo : public BasicInterface<OverviewItemInfo> {
 public:
 	OverviewItemInfo() : _top(0) {
 	}
@@ -299,16 +291,7 @@ public:
 	virtual void initDimensions();
 	virtual void paint(Painter &p, const QRect &clip, uint32 selection, const PaintContext *context) const;
 
-	virtual OverviewItemInfo *getOverviewItemInfo() {
-		return &_info;
-	}
-	virtual const OverviewItemInfo *getOverviewItemInfo() const {
-		return &_info;
-	}
-
 private:
-	OverviewItemInfo _info;
-
 	QDate _date;
 	QString _text;
 
@@ -374,13 +357,6 @@ public:
 	virtual void paint(Painter &p, const QRect &clip, uint32 selection, const PaintContext *context) const;
 	virtual void getState(TextLinkPtr &link, HistoryCursorState &cursor, int32 x, int32 y) const;
 
-	virtual OverviewItemInfo *getOverviewItemInfo() {
-		return &_info;
-	}
-	virtual const OverviewItemInfo *getOverviewItemInfo() const {
-		return &_info;
-	}
-
 protected:
 	virtual float64 dataProgress() const {
 		return _data->progress();
@@ -396,7 +372,6 @@ protected:
 	}
 
 private:
-	OverviewItemInfo _info;
 	AudioData *_data;
 	TextLinkPtr _namel;
 
@@ -419,12 +394,6 @@ public:
 	virtual DocumentData *getDocument() const {
 		return _data;
 	}
-	virtual OverviewItemInfo *getOverviewItemInfo() {
-		return &_info;
-	}
-	virtual const OverviewItemInfo *getOverviewItemInfo() const {
-		return &_info;
-	}
 
 protected:
 	virtual float64 dataProgress() const {
@@ -441,7 +410,6 @@ protected:
 	}
 
 private:
-	OverviewItemInfo _info;
 	DocumentData *_data;
 	TextLinkPtr _msgl, _namel;
 
@@ -468,15 +436,7 @@ public:
 	virtual void paint(Painter &p, const QRect &clip, uint32 selection, const PaintContext *context) const;
 	virtual void getState(TextLinkPtr &link, HistoryCursorState &cursor, int32 x, int32 y) const;
 
-	virtual OverviewItemInfo *getOverviewItemInfo() {
-		return &_info;
-	}
-	virtual const OverviewItemInfo *getOverviewItemInfo() const {
-		return &_info;
-	}
-
 private:
-	OverviewItemInfo _info;
 	TextLinkPtr _photol;
 
 	QString _title, _letter;

Telegram/SourceFiles/overviewwidget.cpp

@@ -355,7 +355,7 @@ void OverviewInner::repaintItem(MsgId itemId, int32 itemIndex) {
 			int32 row = (_photosToAdd + shownAtIndex) / _photosInRow, col = (_photosToAdd + shownAtIndex) % _photosInRow;
 			update(int32(col * w), _marginTop + int32(row * vsize), qCeil(w), vsize);
 		} else {
-			int32 top = _items.at(itemIndex)->getOverviewItemInfo()->top();
+			int32 top = _items.at(itemIndex)->Get<OverviewItemInfo>()->top();
 			if (_reversed) top = _height - top;
 			update(_rowsLeft, _marginTop + top, _rowWidth, _items.at(itemIndex)->height());
 		}
@@ -729,7 +729,7 @@ QPoint OverviewInner::mapMouseToItem(QPoint p, MsgId itemId, int32 itemIndex) {
 		p.setX(p.x() - int32(col * w) - st::overviewPhotoSkip);
 		p.setY(p.y() - _marginTop - row * (_rowWidth + st::overviewPhotoSkip) - st::overviewPhotoSkip);
 	} else {
-		int32 top = _items.at(itemIndex)->getOverviewItemInfo()->top();
+		int32 top = _items.at(itemIndex)->Get<OverviewItemInfo>()->top();
 		if (_reversed) top = _height - top;
 		p.setY(p.y() - _marginTop - top);
 	}
@@ -765,7 +765,7 @@ int32 OverviewInner::itemTop(const FullMsgId &msgId) const {
 		int32 itemIndex = -1;
 		fixItemIndex(itemIndex, (msgId.channel == _channel) ? msgId.msg : ((_migrated && msgId.channel == _migrated->channelId()) ? -msgId.msg : 0));
 		if (itemIndex >= 0) {
-			int32 top = _items.at(itemIndex)->getOverviewItemInfo()->top();
+			int32 top = _items.at(itemIndex)->Get<OverviewItemInfo>()->top();
 			if (_reversed) top = _height - top;
 			return _marginTop + top;
 		}
@@ -879,10 +879,10 @@ void OverviewInner::paintEvent(QPaintEvent *e) {
 		int32 y = 0, w = _rowWidth;
 		for (int32 j = 0, l = _items.size(); j < l; ++j) {
 			int32 i = _reversed ? (l - j - 1) : j, nexti = _reversed ? (i - 1) : (i + 1);
-			int32 nextItemTop = (j + 1 == l) ? (_reversed ? 0 : _height) : _items.at(nexti)->getOverviewItemInfo()->top();
+			int32 nextItemTop = (j + 1 == l) ? (_reversed ? 0 : _height) : _items.at(nexti)->Get<OverviewItemInfo>()->top();
 			if (_reversed) nextItemTop = _height - nextItemTop;
 			if (_marginTop + nextItemTop > r.top()) {
-				OverviewItemInfo *info = _items.at(i)->getOverviewItemInfo();
+				OverviewItemInfo *info = _items.at(i)->Get<OverviewItemInfo>();
 				int32 curY = info->top();
 				if (_reversed) curY = _height - curY;
 				if (_marginTop + curY >= r.y() + r.height()) break;
@@ -944,10 +944,10 @@ void OverviewInner::onUpdateSelected() {
 		for (int32 j = 0, l = _items.size(); j < l; ++j) {
 			bool lastItem = (j + 1 == l);
 			int32 i = _reversed ? (l - j - 1) : j, nexti = _reversed ? (i - 1) : (i + 1);
-			int32 nextItemTop = lastItem ? (_reversed ? 0 : _height) : _items.at(nexti)->getOverviewItemInfo()->top();
+			int32 nextItemTop = lastItem ? (_reversed ? 0 : _height) : _items.at(nexti)->Get<OverviewItemInfo>()->top();
 			if (_reversed) nextItemTop = _height - nextItemTop;
 			if (_marginTop + nextItemTop > m.y() || lastItem) {
-				int32 top = _items.at(i)->getOverviewItemInfo()->top();
+				int32 top = _items.at(i)->Get<OverviewItemInfo>()->top();
 				if (_reversed) top = _height - top;
 				if (!_items.at(i)->toLayoutMediaItem()) { // day item
 					int32 h = _items.at(i)->height();
@@ -956,11 +956,11 @@ void OverviewInner::onUpdateSelected() {
 					if (i > 0 && (beforeItem || i == _items.size() - 1)) {
 						--i;
 						if (!_items.at(i)->toLayoutMediaItem()) break; // wtf
-						top = _items.at(i)->getOverviewItemInfo()->top();
+						top = _items.at(i)->Get<OverviewItemInfo>()->top();
 					} else if (i < _items.size() - 1 && (!beforeItem || !i)) {
 						++i;
 						if (!_items.at(i)->toLayoutMediaItem()) break; // wtf
-						top = _items.at(i)->getOverviewItemInfo()->top();
+						top = _items.at(i)->Get<OverviewItemInfo>()->top();
 					} else {
 						break; // wtf
 					}
@@ -1385,7 +1385,7 @@ int32 OverviewInner::resizeToWidth(int32 nwidth, int32 scrollTop, int32 minHeigh
 		for (int32 i = 0, l = _items.size(); i < l; ++i) {
 			int32 h = _items.at(i)->resizeGetHeight(_rowWidth);
 			if (resize) {
-				_items.at(i)->getOverviewItemInfo()->setTop(_height + (_reversed ? h : 0));
+				_items.at(i)->Get<OverviewItemInfo>()->setTop(_height + (_reversed ? h : 0));
 				_height += h;
 			}
 		}
@@ -1746,7 +1746,7 @@ void OverviewInner::mediaOverviewUpdated() {
 			if (allGood) {
 				if (_items.size() > index && complexMsgId(_items.at(index)->getItem()) == msgid) {
 					if (withDates) prevDate = _items.at(index)->getItem()->date.date();
-					top = _items.at(index)->getOverviewItemInfo()->top();
+					top = _items.at(index)->Get<OverviewItemInfo>()->top();
 					if (!_reversed) {
 						top += _items.at(index)->height();
 					}
@@ -1756,7 +1756,7 @@ void OverviewInner::mediaOverviewUpdated() {
 				if (_items.size() > index + 1 && !_items.at(index)->toLayoutMediaItem() && complexMsgId(_items.at(index + 1)->getItem()) == msgid) { // day item
 					++index;
 					if (withDates) prevDate = _items.at(index)->getItem()->date.date();
-					top = _items.at(index)->getOverviewItemInfo()->top();
+					top = _items.at(index)->Get<OverviewItemInfo>()->top();
 					if (!_reversed) {
 						top += _items.at(index)->height();
 					}
@@ -1877,7 +1877,7 @@ void OverviewInner::repaintItem(const HistoryItem *msg) {
 			if (history == _migrated) msgid = -msgid;
 			for (int32 i = 0, l = _items.size(); i != l; ++i) {
 				if (complexMsgId(_items.at(i)->getItem()) == msgid) {
-					int32 top = _items.at(i)->getOverviewItemInfo()->top();
+					int32 top = _items.at(i)->Get<OverviewItemInfo>()->top();
 					if (_reversed) top = _height - top;
 					update(_rowsLeft, _marginTop + top, _rowWidth, _items.at(i)->height());
 					break;
@@ -1982,7 +1982,7 @@ int32 OverviewInner::setLayoutItem(int32 index, LayoutItem *item, int32 top) {
 		_items.push_back(item);
 	}
 	int32 h = item->resizeGetHeight(_rowWidth);
-	if (OverviewItemInfo *info = item->getOverviewItemInfo()) {
+	if (OverviewItemInfo *info = item->Get<OverviewItemInfo>()) {
 		info->setTop(top + (_reversed ? h : 0));
 	}
 	return h;

Telegram/SourceFiles/structs.cpp

@@ -34,6 +34,39 @@ Copyright (c) 2014-2015 John Preston, https://desktop.telegram.org
 #include "audio.h"
 #include "localstorage.h"
 
+class InterfacesMetadatasMap : public QMap<uint64, InterfacesMetadata*> {
+public:
+	~InterfacesMetadatasMap() {
+		for (const_iterator i = cbegin(), e = cend(); i != e; ++i) {
+			delete i.value();
+		}
+	}
+};
+
+const InterfacesMetadata *GetInterfacesMetadata(uint64 mask) {
+	typedef QMap<uint64, InterfacesMetadata*> InterfacesMetadatasMap;
+	static InterfacesMetadatasMap InterfacesMetadatas;
+	static QMutex InterfacesMetadatasMutex;
+
+	QMutexLocker lock(&InterfacesMetadatasMutex);
+	InterfacesMetadatasMap::const_iterator i = InterfacesMetadatas.constFind(mask);
+	if (i == InterfacesMetadatas.cend()) {
+		InterfacesMetadata *meta = new InterfacesMetadata(mask);
+		if (!meta) { // terminate if we can't allocate memory
+			throw "Can't allocate memory!";
+		}
+
+		i = InterfacesMetadatas.insert(mask, meta);
+	}
+	return i.value();
+}
+
+InterfaceWrapStruct InterfaceWraps[64] = {
+	{ 0, 0, 0 }
+};
+
+QAtomicInt InterfaceIndexLast(0);
+
 namespace {
 	int32 peerColorIndex(const PeerId &peer) {
 		int32 myId(MTP::authedId()), peerId(peerToBareInt(peer));

Telegram/SourceFiles/structs.h

@@ -20,6 +20,159 @@ Copyright (c) 2014-2015 John Preston, https://desktop.telegram.org
 */
 #pragma once
 
+class Interfaces;
+typedef void(*InterfaceConstruct)(void *location, Interfaces *interfaces);
+typedef void(*InterfaceDestruct)(void *location);
+
+struct InterfaceWrapStruct {
+	int Size;
+	InterfaceConstruct Construct;
+	InterfaceDestruct Destruct;
+};
+
+template <int Value, int Denominator>
+struct CeilDivideMinimumOne {
+	static const int Result = ((Value / Denominator) + ((!Value || (Value % Denominator)) ? 1 : 0));
+};
+
+template <typename Type>
+struct InterfaceWrapTemplate {
+	static const int Size = CeilDivideMinimumOne<sizeof(Type), sizeof(uint64)>::Result * sizeof(uint64);
+	static void Construct(void *location, Interfaces *interfaces) {
+		(new (location) Type())->interfaces = interfaces;
+	}
+	static void Destruct(void *location) {
+		((Type*)location)->~Type();
+	}
+};
+
+extern InterfaceWrapStruct InterfaceWraps[64];
+extern QAtomicInt InterfaceIndexLast;
+
+template <typename Type>
+class BasicInterface {
+public:
+	static int Index() {
+		static QAtomicInt _index(0);
+		if (int index = _index.loadAcquire()) {
+			return index - 1;
+		}
+		while (true) {
+			int last = InterfaceIndexLast.loadAcquire();
+			if (InterfaceIndexLast.testAndSetOrdered(last, last + 1)) {
+				t_assert(last < 64);
+				if (_index.testAndSetOrdered(0, last + 1)) {
+					InterfaceWraps[last] = { InterfaceWrapTemplate<Type>::Size, InterfaceWrapTemplate<Type>::Construct, InterfaceWrapTemplate<Type>::Destruct };
+				}
+				break;
+			}
+		}
+		return _index.loadAcquire() - 1;
+	}
+	static const uint64 Bit() {
+		return (1 << Index());
+	}
+	Interfaces *interfaces = 0;
+};
+
+class InterfacesMetadata {
+public:
+
+	InterfacesMetadata(uint64 mask) : _mask(mask), size(0), last(64) {
+		for (int i = 0; i < 64; ++i) {
+			uint64 m = (1 << i);
+			if (_mask & m) {
+				int s = InterfaceWraps[i].Size;
+				if (s) {
+					offsets[i] = size;
+					size += s;
+				} else {
+					offsets[i] = -1;
+				}
+			} else if (_mask < m) {
+				last = i;
+				for (; i < 64; ++i) {
+					offsets[i] = -1;
+				}
+			} else {
+				offsets[i] = -1;
+			}
+		}
+	}
+
+	int size, last;
+	int offsets[64];
+
+private:
+	uint64 _mask;
+
+};
+
+const InterfacesMetadata *GetInterfacesMetadata(uint64 mask);
+
+class Interfaces {
+public:
+
+	Interfaces(uint64 mask = 0) : _meta(GetInterfacesMetadata(mask)), _data(0) {
+		if (_meta->size) {
+			_data = malloc(_meta->size);
+			if (!_data) { // terminate if we can't allocate memory
+				throw "Can't allocate memory!";
+			}
+
+			for (int i = 0; i < _meta->last; ++i) {
+				int offset = _meta->offsets[i];
+				if (offset >= 0) {
+					try {
+						InterfaceWraps[i].Construct(_dataptrunsafe(offset), this);
+					} catch (...) {
+						while (i > 0) {
+							--i;
+							offset = _meta->offsets[--i];
+							if (offset >= 0) {
+								InterfaceWraps[i].Destruct(_dataptrunsafe(offset));
+							}
+						}
+						throw;
+					}
+				}
+			}
+		}
+	}
+	~Interfaces() {
+		if (_data) {
+			for (int i = 0; i < _meta->last; ++i) {
+				int offset = _meta->offsets[i];
+				if (offset >= 0) {
+					InterfaceWraps[i].Destruct(_dataptrunsafe(offset));
+				}
+			}
+			free(_data);
+		}
+	}
+
+	template <typename Type>
+	Type *Get() {
+		return (Type*)_dataptr(_meta->offsets[Type::Index()]);
+	}
+	template <typename Type>
+	const Type *Get() const {
+		return (const Type*)_dataptr(_meta->offsets[Type::Index()]);
+	}
+
+private:
+
+	void *_dataptrunsafe(int skip) const {
+		return (char*)_data + skip;
+	}
+	void *_dataptr(int skip) const {
+		return (skip >= 0) ? _dataptrunsafe(skip) : 0;
+	}
+	const InterfacesMetadata *_meta;
+	void *_data;
+
+};
+
 typedef int32 ChannelId;
 static const ChannelId NoChannel = 0;