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#include "networkmodel.h"
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TopicWidget::TopicWidget(QWidget *parent)
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: AbstractItemView(parent)
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ui.topicLineEdit->hide();
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ui.topicLineEdit->installEventFilter(this);
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setContentsMargins(0,0,0,0);
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void TopicWidget::currentChanged(const QModelIndex ¤t, const QModelIndex &previous) {