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Telegram/SourceFiles/boxes/boxes.style

@@ -878,6 +878,13 @@ peerListWithInviteViaLink: PeerList(peerListBox) {
 peerListSingleRow: PeerList(peerListBox) {
 	padding: margins(0px, 0px, 0px, 0px);
 }
+peerListSmallSkips: PeerList(peerListBox) {
+	padding: margins(
+		0px,
+		defaultVerticalListSkip,
+		0px,
+		defaultVerticalListSkip);
+}
 
 scheduleHeight: 95px;
 scheduleDateTop: 38px;

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -1944,6 +1944,13 @@ PeerListContent::SkipResult PeerListContent::selectSkip(int direction) {
 		}
 	}
 
+	if (_controller->overrideKeyboardNavigation(
+			direction,
+			_selected.index.value,
+			newSelectedIndex)) {
+		return { _selected.index.value, _selected.index.value };
+	}
+
 	_selected.index.value = newSelectedIndex;
 	_selected.element = 0;
 	if (newSelectedIndex >= 0) {

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -357,6 +357,8 @@ public:
 	virtual int peerListPartitionRows(Fn<bool(const PeerListRow &a)> border) = 0;
 	virtual std::shared_ptr<Main::SessionShow> peerListUiShow() = 0;
 
+	virtual void peerListSelectSkip(int direction) = 0;
+
 	virtual void peerListPressLeftToContextMenu(bool shown) = 0;
 	virtual bool peerListTrackRowPressFromGlobal(QPoint globalPosition) = 0;
 
@@ -573,6 +575,13 @@ public:
 		Unexpected("PeerListController::customRowRippleMaskGenerator.");
 	}
 
+	virtual bool overrideKeyboardNavigation(
+			int direction,
+			int fromIndex,
+			int toIndex) {
+		return false;
+	}
+
 	[[nodiscard]] rpl::lifetime &lifetime() {
 		return _lifetime;
 	}
@@ -1016,6 +1025,10 @@ public:
 		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) override;
 
+	void peerListSelectSkip(int direction) override {
+		_content->selectSkip(direction);
+	}
+
 	void peerListPressLeftToContextMenu(bool shown) override {
 		_content->pressLeftToContextMenu(shown);
 	}