Fix reply from notifications (Qt 5.6.2 broke it).

Now the mouse press on Qt::BypassWindowManagerHint window
doesn't activate it. So if you want a working input field
in a Qt::BypassWindowManagerHint window, you should
activate it yourself from any mouse press event.

Telegram/SourceFiles/mediaview.cpp

@@ -1185,14 +1185,7 @@ void MediaView::displayPhoto(PhotoData *photo, HistoryItem *item) {
 		_from = _user;
 	}
 	_photo->download();
-	updateControls();
+	displayFinished();
-	if (isHidden()) {
-		psUpdateOverlayed(this);
-		show();
-		psShowOverAll(this);
-		activateWindow();
-		setFocus();
-	}
 }
 
 void MediaView::displayDocument(DocumentData *doc, HistoryItem *item) { // empty messages shown as docs: doc can be NULL
@@ -1330,6 +1323,10 @@ void MediaView::displayDocument(DocumentData *doc, HistoryItem *item) { // empty
 		_from = _user;
 	}
 	_full = 1;
+	displayFinished();
+}
+
+void MediaView::displayFinished() {
 	updateControls();
 	if (isHidden()) {
 		psUpdateOverlayed(this);

Telegram/SourceFiles/mediaview.h

@@ -132,6 +132,7 @@ private slots:
 private:
 	void displayPhoto(PhotoData *photo, HistoryItem *item);
 	void displayDocument(DocumentData *doc, HistoryItem *item);
+	void displayFinished();
 	void findCurrent();
 	void loadBack();
 

Telegram/SourceFiles/window/notifications_manager_default.cpp

@@ -22,6 +22,7 @@ Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
 #include "window/notifications_manager_default.h"
 
 #include "platform/platform_notifications_manager.h"
+#include "application.h"
 #include "mainwindow.h"
 #include "lang.h"
 #include "ui/buttons/icon_button.h"
@@ -725,7 +726,12 @@ void Notification::toggleActionButtons(bool visible) {
 }
 
 void Notification::showReplyField() {
-	if (_replyArea) return;
+	activateWindow();
+
+	if (_replyArea) {
+		_replyArea->setFocus();
+		return;
+	}
 	stopHiding();
 
 	_background = new Background(this);
@@ -739,6 +745,9 @@ void Notification::showReplyField() {
 	_replyArea->setFocus();
 	_replyArea->setMaxLength(MaxMessageSize);
 	_replyArea->setCtrlEnterSubmit(CtrlEnterSubmitBoth);
+
+	// Catch mouse press event to activate the window.
+	Sandbox::installEventFilter(this);
 	connect(_replyArea, SIGNAL(resized()), this, SLOT(onReplyResize()));
 	connect(_replyArea, SIGNAL(submitted(bool)), this, SLOT(onReplySubmit(bool)));
 	connect(_replyArea, SIGNAL(cancelled()), this, SLOT(onReplyCancel()));
@@ -820,6 +829,17 @@ void Notification::mousePressEvent(QMouseEvent *e) {
 	}
 }
 
+bool Notification::eventFilter(QObject *o, QEvent *e) {
+	if (e->type() == QEvent::MouseButtonPress) {
+		if (auto receiver = qobject_cast<QWidget*>(o)) {
+			if (isAncestorOf(receiver)) {
+				activateWindow();
+			}
+		}
+	}
+	return false;
+}
+
 void Notification::stopHiding() {
 	if (!_history) return;
 	_hideTimer.stop();

Telegram/SourceFiles/window/notifications_manager_default.h

@@ -208,6 +208,7 @@ protected:
 	void leaveEvent(QEvent *e) override;
 	void paintEvent(QPaintEvent *e) override;
 	void mousePressEvent(QMouseEvent *e) override;
+	bool eventFilter(QObject *o, QEvent *e) override;
 
 private slots:
 	void onHideByTimer();