84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/* -*- Mode: C++; indent-tabs-mode: nil; tab-width: 4 -*-
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* -*- coding: utf-8 -*-
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*
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* Copyright (C) 2011 ~ 2018 Deepin, Inc.
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*
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* Author: Wang Yong <wangyong@deepin.com>
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* Maintainer: Rekols <rekols@foxmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "linebar.h"
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#include <QDebug>
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#include <QKeyEvent>
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LineBar::LineBar(DLineEdit *parent) : DLineEdit(parent) {
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// Init.
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setClearButtonEnabled(true);
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m_autoSaveInternal = 50;
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m_autoSaveTimer = new QTimer(this);
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m_autoSaveTimer->setSingleShot(true);
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connect(m_autoSaveTimer, &QTimer::timeout, this,
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&LineBar::handleTextChangeTimer);
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connect(this, &DLineEdit::textEdited, this, &LineBar::sendText,
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Qt::QueuedConnection);
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connect(this, &DLineEdit::textChanged, this, &LineBar::handleTextChanged,
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Qt::QueuedConnection);
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}
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void LineBar::handleTextChangeTimer() {
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// Emit contentChanged signal.
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contentChanged();
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}
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void LineBar::handleTextChanged() {
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// Stop timer if new character is typed, avoid unused timer run.
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if (m_autoSaveTimer->isActive()) {
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m_autoSaveTimer->stop();
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}
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// Start new timer.
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m_autoSaveTimer->start(m_autoSaveInternal);
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}
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void LineBar::sendText(QString t) { emit signal_sentText(t); }
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void LineBar::focusOutEvent(QFocusEvent *e) {
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// Emit focus out signal.
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focusOut();
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// Throw event out avoid DLineEdit can't hide cursor after lost focus.
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DLineEdit::focusOutEvent(e);
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}
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void LineBar::keyPressEvent(QKeyEvent *e) {
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auto modifiers = e->modifiers();
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if (modifiers == Qt::ControlModifier && e->text() == "\r") {
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pressCtrlEnter();
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} else if (modifiers == Qt::AltModifier && e->text() == "\r") {
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pressAltEnter();
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} else if (modifiers == Qt::MetaModifier && e->text() == "\r") {
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pressMetaEnter();
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} else if (modifiers == Qt::NoModifier && e->text() == "\r") {
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pressEnter();
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} else {
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// Pass event to DLineEdit continue, otherwise you can't type anything after
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// here. ;)
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DLineEdit::keyPressEvent(e);
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}
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}
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