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Telegram/SourceFiles/support/support_common.cpp

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "support/support_common.h"
+
+#include "core/shortcuts.h"
+
+namespace Support {
+
+bool HandleSwitch(Qt::KeyboardModifiers modifiers) {
+	return !(modifiers & Qt::ShiftModifier)
+		|| (!(modifiers & Qt::ControlModifier)
+			&& !(modifiers & Qt::MetaModifier));
+}
+
+Qt::KeyboardModifiers SkipSwitchModifiers() {
+	return Qt::ControlModifier | Qt::ShiftModifier;
+}
+
+std::optional<Shortcuts::Command> GetSwitchCommand(SwitchSettings value) {
+	switch (value) {
+	case SwitchSettings::Next:
+		return Shortcuts::Command::ChatNext;
+	case SwitchSettings::Previous:
+		return Shortcuts::Command::ChatPrevious;
+	}
+	return std::nullopt;
+}
+
+FnMut<bool()> GetSwitchMethod(SwitchSettings value) {
+	const auto command = GetSwitchCommand(value);
+	return command ? Shortcuts::RequestHandler(*command) : nullptr;
+}
+
+} // namespace Support