Added to PeerListDelegate methods to show content.

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -56,7 +56,8 @@ PeerListBox::PeerListBox(
 	QWidget*,
 	std::unique_ptr<PeerListController> controller,
 	Fn<void(not_null<PeerListBox*>)> init)
-: _controller(std::move(controller))
+: _show(this)
+, _controller(std::move(controller))
 , _init(std::move(init)) {
 	Expects(_controller != nullptr);
 }
@@ -262,6 +263,20 @@ void PeerListBox::peerListSetSearchMode(PeerListSearchMode mode) {
 	}
 }
 
+void PeerListBox::peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options) {
+	_show.showBox(std::move(content), options);
+}
+
+void PeerListBox::peerListHideLayer() {
+	_show.hideLayer();
+}
+
+not_null<QWidget*> PeerListBox::peerListToastParent() {
+	return _show.toastParent();
+}
+
 PeerListController::PeerListController(std::unique_ptr<PeerListSearchController> searchController) : _searchController(std::move(searchController)) {
 	if (_searchController) {
 		_searchController->setDelegate(this);

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -313,6 +313,11 @@ public:
 	virtual PeerListRow *peerListFindRow(PeerListRowId id) = 0;
 	virtual void peerListSortRows(Fn<bool(const PeerListRow &a, const PeerListRow &b)> compare) = 0;
 	virtual int peerListPartitionRows(Fn<bool(const PeerListRow &a)> border) = 0;
+	virtual void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) = 0;
+	virtual void peerListHideLayer() = 0;
+	virtual not_null<QWidget*> peerListToastParent() = 0;
 
 	template <typename PeerDataRange>
 	void peerListAddSelectedPeers(PeerDataRange &&range) {
@@ -975,6 +980,17 @@ public:
 			object_ptr<Ui::FlatLabel> description) override {
 		description.destroy();
 	}
+	void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) override {
+		Unexpected("...DelegateSimple::peerListShowBox");
+	}
+	void peerListHideLayer() override {
+		Unexpected("...DelegateSimple::peerListHideLayer");
+	}
+	not_null<QWidget*> peerListToastParent() override {
+		Unexpected("...DelegateSimple::peerListToastParent");
+	}
 
 };
 
@@ -1007,6 +1023,11 @@ public:
 	bool peerListIsRowChecked(not_null<PeerListRow*> row) override;
 	int peerListSelectedRowsCount() override;
 	void peerListScrollToTop() override;
+	void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) override;
+	void peerListHideLayer() override;
+	not_null<QWidget*> peerListToastParent() override;
 
 	void setAddedTopScrollSkip(int skip);
 
@@ -1046,6 +1067,7 @@ private:
 
 	object_ptr<Ui::SlideWrap<Ui::MultiSelect>> _select = { nullptr };
 
+	const Ui::BoxShow _show;
 	std::unique_ptr<PeerListController> _controller;
 	Fn<void(PeerListBox*)> _init;
 	bool _scrollBottomFixed = false;

Telegram/SourceFiles/boxes/peer_lists_box.cpp

@@ -300,7 +300,8 @@ PeerListsBox::Delegate::Delegate(
 	not_null<PeerListsBox*> box,
 	not_null<PeerListController*> controller)
 : _box(box)
-, _controller(controller) {
+, _controller(controller)
+, _show(_box) {
 }
 
 void PeerListsBox::Delegate::peerListSetTitle(rpl::producer<QString> title) {
@@ -370,6 +371,20 @@ void PeerListsBox::Delegate::peerListFinishSelectedRowsBunch() {
 	_box->_select->entity()->finishItemsBunch();
 }
 
+void PeerListsBox::Delegate::peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options) {
+	_show.showBox(std::move(content), options);
+}
+
+void PeerListsBox::Delegate::peerListHideLayer() {
+	_show.hideLayer();
+}
+
+not_null<QWidget*> PeerListsBox::Delegate::peerListToastParent() {
+	return _show.toastParent();
+}
+
 bool PeerListsBox::Delegate::peerListIsRowChecked(
 		not_null<PeerListRow*> row) {
 	return _box->_select

Telegram/SourceFiles/boxes/peer_lists_box.h

@@ -54,10 +54,16 @@ private:
 			_box->addSelectItem(row, anim::type::instant);
 		}
 		void peerListFinishSelectedRowsBunch() override;
+		void peerListShowBox(
+			object_ptr<Ui::BoxContent> content,
+			Ui::LayerOptions options = Ui::LayerOption::KeepOther) override;
+		void peerListHideLayer() override;
+		not_null<QWidget*> peerListToastParent() override;
 
 	private:
 		const not_null<PeerListsBox*> _box;
 		const not_null<PeerListController*> _controller;
+		const Ui::BoxShow _show;
 
 	};
 	struct List {

Telegram/SourceFiles/calls/group/calls_group_members.cpp

@@ -1976,4 +1976,16 @@ void Members::peerListSetDescription(
 	description.destroy();
 }
 
+void Members::peerListShowBox(
+	object_ptr<Ui::BoxContent> content,
+	Ui::LayerOptions options) {
+}
+
+void Members::peerListHideLayer() {
+}
+
+not_null<QWidget*> Members::peerListToastParent() {
+	Unexpected("...Members::peerListToastParent");
+}
+
 } // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_members.h

@@ -88,6 +88,11 @@ private:
 	void peerListFinishSelectedRowsBunch() override;
 	void peerListSetDescription(
 		object_ptr<Ui::FlatLabel> description) override;
+	void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) override;
+	void peerListHideLayer() override;
+	not_null<QWidget*> peerListToastParent() override;
 
 	void setupAddMember(not_null<GroupCall*> call);
 	void resizeToList();

Telegram/SourceFiles/info/common_groups/info_common_groups_inner_widget.cpp

@@ -172,6 +172,7 @@ InnerWidget::InnerWidget(
 	not_null<Controller*> controller,
 	not_null<UserData*> user)
 : RpWidget(parent)
+, _show(std::make_unique<Window::Show>(controller->parentController()))
 , _controller(controller)
 , _user(user)
 , _listController(std::make_unique<ListController>(controller, _user))
@@ -280,5 +281,19 @@ void InnerWidget::peerListSetDescription(
 	description.destroy();
 }
 
+void InnerWidget::peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options) {
+	_show->showBox(std::move(content), options);
+}
+
+void InnerWidget::peerListHideLayer() {
+	_show->hideLayer();
+}
+
+not_null<QWidget*> InnerWidget::peerListToastParent() {
+	return _show->toastParent();
+}
+
 } // namespace CommonGroups
 } // namespace Info

Telegram/SourceFiles/info/common_groups/info_common_groups_inner_widget.h

@@ -11,6 +11,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/rp_widget.h"
 #include "boxes/peer_list_box.h"
 
+namespace Window {
+class Show;
+} // namespace Window
+
 namespace Info {
 
 class Controller;
@@ -60,11 +64,17 @@ private:
 	void peerListFinishSelectedRowsBunch() override;
 	void peerListSetDescription(
 		object_ptr<Ui::FlatLabel> description) override;
+	void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) override;
+	void peerListHideLayer() override;
+	not_null<QWidget*> peerListToastParent() override;
 
 	object_ptr<ListWidget> setupList(
 		RpWidget *parent,
 		not_null<PeerListController*> controller) const;
 
+	std::unique_ptr<Window::Show> _show;
 	not_null<Controller*> _controller;
 	not_null<UserData*> _user;
 	std::unique_ptr<PeerListController> _listController;

Telegram/SourceFiles/info/polls/info_polls_results_inner_widget.cpp

@@ -65,6 +65,11 @@ public:
 	void peerListFinishSelectedRowsBunch() override;
 	void peerListSetDescription(
 		object_ptr<Ui::FlatLabel> description) override;
+	void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) override;
+	void peerListHideLayer() override;
+	not_null<QWidget*> peerListToastParent() override;
 
 };
 
@@ -148,6 +153,18 @@ void ListDelegate::peerListSetDescription(
 	description.destroy();
 }
 
+void ListDelegate::peerListShowBox(
+	object_ptr<Ui::BoxContent> content,
+	Ui::LayerOptions options) {
+}
+
+void ListDelegate::peerListHideLayer() {
+}
+
+not_null<QWidget*> ListDelegate::peerListToastParent() {
+	Unexpected("...ListDelegate::peerListToastParent");
+}
+
 } // namespace
 
 class ListController final : public PeerListController {

Telegram/SourceFiles/info/profile/info_profile_members.cpp

@@ -46,6 +46,7 @@ Members::Members(
 	QWidget *parent,
 	not_null<Controller*> controller)
 : RpWidget(parent)
+, _show(std::make_unique<Window::Show>(controller->parentController()))
 , _controller(controller)
 , _peer(_controller->key().peer())
 , _listController(CreateMembersController(controller, _peer)) {
@@ -438,6 +439,20 @@ void Members::peerListAddSelectedRowInBunch(not_null<PeerListRow*> row) {
 void Members::peerListFinishSelectedRowsBunch() {
 }
 
+void Members::peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options) {
+	_show->showBox(std::move(content), options);
+}
+
+void Members::peerListHideLayer() {
+	_show->hideLayer();
+}
+
+not_null<QWidget*> Members::peerListToastParent() {
+	return _show->toastParent();
+}
+
 void Members::peerListSetDescription(
 		object_ptr<Ui::FlatLabel> description) {
 	description.destroy();

Telegram/SourceFiles/info/profile/info_profile_members.h

@@ -20,6 +20,10 @@ class AbstractButton;
 class SettingsButton;
 } // namespace Ui
 
+namespace Window {
+class Show;
+} // namespace Window
+
 namespace Info {
 
 class Controller;
@@ -71,6 +75,11 @@ private:
 	void peerListFinishSelectedRowsBunch() override;
 	void peerListSetDescription(
 		object_ptr<Ui::FlatLabel> description) override;
+	void peerListShowBox(
+		object_ptr<Ui::BoxContent> content,
+		Ui::LayerOptions options = Ui::LayerOption::KeepOther) override;
+	void peerListHideLayer() override;
+	not_null<QWidget*> peerListToastParent() override;
 
 	//void peerListAppendRow(
 	//	std::unique_ptr<PeerListRow> row) override {
@@ -102,6 +111,8 @@ private:
 	void updateHeaderControlsGeometry(int newWidth);
 	//void updateSearchEnabledByContent();
 
+	std::unique_ptr<Window::Show> _show;
+
 	//Wrap _wrap;
 	not_null<Controller*> _controller;
 	not_null<PeerData*> _peer;