From 7de5cabd793bfc6d78895a01f3950f1ef5a2ccdc Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Thu, 13 Aug 2020 14:32:11 +0400
Subject: [PATCH] Add window controls to call panel on Windows.

---
 Telegram/SourceFiles/calls/calls_panel.cpp | 41 ++++++++++++++++++++--
 Telegram/SourceFiles/calls/calls_panel.h   |  8 +++++
 Telegram/lib_ui                            |  2 +-
 3 files changed, 47 insertions(+), 4 deletions(-)

diff --git a/Telegram/SourceFiles/calls/calls_panel.cpp b/Telegram/SourceFiles/calls/calls_panel.cpp
index f48d93217..a202a222c 100644
--- a/Telegram/SourceFiles/calls/calls_panel.cpp
+++ b/Telegram/SourceFiles/calls/calls_panel.cpp
@@ -34,6 +34,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "apiwrap.h"
 #include "platform/platform_specific.h"
+#include "base/platform/base_platform_info.h"
 #include "window/main_window.h"
 #include "layout.h"
 #include "app.h"
@@ -41,6 +42,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_calls.h"
 #include "styles/style_history.h"
 
+#ifdef Q_OS_WIN
+#include "ui/platform/win/ui_window_title_win.h"
+#endif // Q_OS_WIN
+
 #include <QtWidgets/QDesktopWidget>
 #include <QtWidgets/QApplication>
 #include <QtGui/QWindow>
@@ -261,6 +266,11 @@ Panel::Panel(not_null<Call*> call)
 : _call(call)
 , _user(call->user())
 , _window(std::make_unique<Ui::Window>(Core::App().getModalParent()))
+#ifdef Q_OS_WIN
+, _controls(std::make_unique<Ui::Platform::TitleControls>(
+	_window.get(),
+	[=](bool maximized) { toggleFullScreen(maximized); }))
+#endif // Q_OS_WIN
 , _bodySt(&st::callBodyLayout)
 , _answerHangupRedial(widget(), st::callAnswer, &st::callHangup)
 , _decline(widget(), object_ptr<Button>(widget(), st::callHangup))
@@ -299,6 +309,10 @@ void Panel::initWindow() {
 	_window->setTitle(u" "_q);
 	_window->setTitleStyle(st::callTitle);
 
+#ifdef Q_OS_WIN
+	_controls->setStyle(st::callTitle);
+#endif // Q_OS_WIN
+
 	_window->events(
 	) | rpl::start_with_next([=](not_null<QEvent*> e) {
 		if (e->type() == QEvent::Close) {
@@ -316,6 +330,11 @@ void Panel::initWindow() {
 		if (!widget()->rect().contains(widgetPoint)) {
 			return Flag::None | Flag(0);
 		}
+#ifdef Q_OS_WIN
+		if (_controls->geometry().contains(widgetPoint)) {
+			return Flag::None | Flag(0);
+		}
+#endif // Q_OS_WIN
 		const auto buttonWidth = st::callCancel.button.width;
 		const auto buttonsWidth = buttonWidth * 4;
 		const auto inControls = _fingerprintArea.contains(widgetPoint)
@@ -520,6 +539,10 @@ void Panel::initLayout() {
 		_name->setText(_call->user()->name);
 		updateControlsGeometry();
 	}, widget()->lifetime());
+
+#ifdef Q_OS_WIN
+	_controls->raise();
+#endif // Q_OS_WIN
 }
 
 void Panel::showControls() {
@@ -559,6 +582,14 @@ void Panel::refreshOutgoingPreviewInBody(State state) {
 	updateControlsGeometry();
 }
 
+void Panel::toggleFullScreen(bool fullscreen) {
+	if (fullscreen) {
+		_window->showFullScreen();
+	} else {
+		_window->showNormal();
+	}
+}
+
 void Panel::updateFingerprintGeometry() {
 	auto realSize = Ui::Emoji::GetSizeLarge();
 	auto size = realSize / cIntRetinaFactor();
@@ -692,8 +723,12 @@ void Panel::paint(QRect clip) {
 		paintSignalBarsBg(p);
 	}
 
-	if (!_fingerprint.empty()) {
-		App::roundRect(p, _fingerprintArea, st::callFingerprintBg, ImageRoundRadius::Large);
+	if (!_fingerprint.empty() && clip.intersects(_fingerprintArea)) {
+		const auto radius = _fingerprintArea.height() / 2;
+		auto hq = PainterHighQualityEnabler(p);
+		p.setBrush(st::callBgButton);
+		p.setPen(Qt::NoPen);
+		p.drawRoundedRect(_fingerprintArea, radius, radius);
 
 		const auto realSize = Ui::Emoji::GetSizeLarge();
 		const auto size = realSize / cIntRetinaFactor();
@@ -719,7 +754,7 @@ void Panel::paintSignalBarsBg(Painter &p) {
 	App::roundRect(
 		p,
 		signalBarsRect(),
-		st::callFingerprintBg,
+		st::callBgButton,
 		ImageRoundRadius::Small);
 }
 
diff --git a/Telegram/SourceFiles/calls/calls_panel.h b/Telegram/SourceFiles/calls/calls_panel.h
index 1ab6fada5..e9c5f3999 100644
--- a/Telegram/SourceFiles/calls/calls_panel.h
+++ b/Telegram/SourceFiles/calls/calls_panel.h
@@ -27,6 +27,9 @@ class FlatLabel;
 template <typename Widget>
 class FadeWrap;
 class Window;
+namespace Platform {
+class TitleControls;
+} // namespace Platform
 } // namespace Ui
 
 namespace style {
@@ -90,12 +93,17 @@ private:
 	void setIncomingShown(bool shown);
 
 	void refreshOutgoingPreviewInBody(State state);
+	void toggleFullScreen(bool fullscreen);
 
 	Call *_call = nullptr;
 	not_null<UserData*> _user;
 
 	const std::unique_ptr<Ui::Window> _window;
 
+#ifdef Q_OS_WIN
+	std::unique_ptr<Ui::Platform::TitleControls> _controls;
+#endif // Q_OS_WIN
+
 	bool _incomingShown = false;
 
 	rpl::lifetime _callLifetime;
diff --git a/Telegram/lib_ui b/Telegram/lib_ui
index 6735ee93d..b534567e1 160000
--- a/Telegram/lib_ui
+++ b/Telegram/lib_ui
@@ -1 +1 @@
-Subproject commit 6735ee93dc6202d816fe1e3c06187007e2633565
+Subproject commit b534567e11cd9c39035374364448d2aa76bd0aab