From 3b7123d1598ac426adc7561f7fc4d72eb77cd850 Mon Sep 17 00:00:00 2001
From: 23rd <23rd@vivaldi.net>
Date: Wed, 1 May 2019 21:09:40 +0300
Subject: [PATCH] Added auto updating of button images when peer changed
 userpic.

---
 Telegram/SourceFiles/platform/mac/touchbar.mm | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/Telegram/SourceFiles/platform/mac/touchbar.mm b/Telegram/SourceFiles/platform/mac/touchbar.mm
index 34e453532a..3f860e2b86 100644
--- a/Telegram/SourceFiles/platform/mac/touchbar.mm
+++ b/Telegram/SourceFiles/platform/mac/touchbar.mm
@@ -28,6 +28,7 @@
 #include "data/data_session.h"
 #include "history/history.h"
 #include "ui/empty_userpic.h"
+#include "observer_peer.h"
 
 namespace {
 //https://developer.apple.com/design/human-interface-guidelines/macos/touch-bar/touch-bar-icons-and-images/
@@ -87,12 +88,24 @@ NSImage *qt_mac_create_nsimage(const QPixmap &pm);
 	self.view = button;
 	self.customizationLabel = [NSString stringWithFormat:@"Pinned Dialog %d", num];
 	
+	const auto updateImage = [self]() {
+		NSButton *button = self.view;
+		button.image = [self getPinImage];
+	};
+	
+	Notify::PeerUpdateViewer(
+		self.peer,
+		Notify::PeerUpdate::Flag::PhotoChanged
+	) | rpl::start_with_next([=] {
+		self.waiting = true;
+		updateImage();
+	}, Auth().lifetime());
+	
 	base::ObservableViewer(
 	   Auth().downloaderTaskFinished()
-	) | rpl::start_with_next([self] {
+	) | rpl::start_with_next([=] {
 		if (self.waiting) {
-			NSButton *button = self.view;
-			button.image = [self getPinImage];
+			updateImage();
 		}
 	}, Auth().lifetime());