dde-dock/frame/item/components/containerwidget.cpp
石博文 133b711d1f update license
Change-Id: I9df92e43b79f7c2b3688b595f80df7b3a7bb7ed2
2018-02-07 11:52:47 +08:00

92 lines
2.2 KiB
C++

/*
* Copyright (C) 2011 ~ 2018 Deepin Technology Co., Ltd.
*
* Author: sbw <sbw@sbw.so>
*
* Maintainer: sbw <sbw@sbw.so>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "constants.h"
#include "containerwidget.h"
#include "item/pluginsitem.h"
#include <QDebug>
#include <QDragEnterEvent>
#define ITEM_HEIGHT 30
#define ITEM_WIDTH 30
ContainerWidget::ContainerWidget(QWidget *parent)
: QWidget(parent),
m_centralLayout(new QHBoxLayout)
{
m_centralLayout->addStretch();
m_centralLayout->setSpacing(0);
m_centralLayout->setMargin(0);
setLayout(m_centralLayout);
setFixedHeight(ITEM_HEIGHT);
setFixedWidth(ITEM_WIDTH);
setAcceptDrops(true);
}
void ContainerWidget::addWidget(QWidget * const w)
{
w->setParent(this);
w->setFixedSize(ITEM_WIDTH, ITEM_HEIGHT);
m_centralLayout->addWidget(w);
m_itemList.append(w);
setFixedWidth(ITEM_WIDTH * std::max(1, m_itemList.size()));
}
void ContainerWidget::removeWidget(QWidget * const w)
{
m_centralLayout->removeWidget(w);
m_itemList.removeOne(w);
setFixedWidth(ITEM_WIDTH * std::max(1, m_itemList.size()));
}
int ContainerWidget::itemCount() const
{
return m_itemList.count();
}
bool ContainerWidget::allowDragEnter(QDragEnterEvent *e)
{
if (!e->mimeData()->hasFormat(DOCK_PLUGIN_MIME))
return false;
PluginsItem *pi = static_cast<PluginsItem *>(e->source());
if (pi && pi->allowContainer())
return true;
return false;
}
void ContainerWidget::dragEnterEvent(QDragEnterEvent *e)
{
if (allowDragEnter(e))
return e->accept();
}
void ContainerWidget::mousePressEvent(QMouseEvent *e)
{
e->ignore();
}