quarkai/plugins/systemmonitor/processlistwidget.h

130 lines
3.9 KiB
C++

/*
* Copyright (C) 2013 ~ 2018 National University of Defense Technology(NUDT) & Tianjin Kylin Ltd.
*
* Authors:
* Kobe Lee xiangli@ubuntukylin.com/kobe24_lixiang@126.com
*
* 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; version 3.
*
* 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/>.
*/
#ifndef PROCESSLISTWIDGET_H
#define PROCESSLISTWIDGET_H
#include "processlistitem.h"
#include <QList>
#include <QPixmap>
#include <QTimer>
#include <QWidget>
typedef bool (* SortFunction) (const ProcessListItem *item1, const ProcessListItem *item2, bool sort);
typedef bool (* SearchFunction) (const ProcessListItem *item, QString text);
class ProcessListWidget : public QWidget
{
Q_OBJECT
public:
ProcessListWidget(QList<bool> toBeDisplayedColumns, QWidget *parent = 0);
~ProcessListWidget();
void readyToHideScrollbar();
void setProcessSortFunctions(QList<SortFunction> *list, int sortColumn=-1, bool isSort=false);
void setSearchFunction(SearchFunction func);
void addItems(QList<ProcessListItem*> items);
void clearItems();
void addSelectedItems(QList<ProcessListItem*> items, bool recordLastItem=true);
void clearSelectedItems(bool clearLast=true);
void refreshItems(QList<ProcessListItem*> items);
void doSearch(QString text);
void selectTheFirstItem();
void selectTheLastItem();
void selectThePrevItem(int offset);
void selectTheNextItem(int offset);
void shiftToHomeItem();
void shiftToEndItem();
void shiftToPrevItem(int offset);
void shiftToNextItem(int offset);
void shiftToSelectedItems(int start, int end);
int getItemsTotalHeight();
QList<ProcessListItem*> getSearchedItems(QList<ProcessListItem*> items);
void sortItemsByColumn(int column, bool isSort);
int getBottomOffset();
int getScrollbarY();
int getScrollbarHeight();
int getTheScrollAreaHeight();
QList<int> getTitleItemsWidths();
int setOffset(int offset);
bool mouseAtScrollArea(int x);
bool mouseAtTitleArea(int y);
signals:
void rightMouseClickedItems(QPoint pos, QList<ProcessListItem*> items);
void changeColumnVisible(int index, bool visible, QList<bool> columnVisible);
void changeSortStatus(int index, bool isSort);
public slots:
void hideScrollbar();
protected:
virtual void leaveEvent(QEvent *event);
void keyPressEvent(QKeyEvent *keyEvent);
void mouseMoveEvent(QMouseEvent *mouseEvent);
void mousePressEvent(QMouseEvent *mouseEvent);
void mouseReleaseEvent(QMouseEvent *mouseEvent);
void paintEvent(QPaintEvent *);
void wheelEvent(QWheelEvent *event);
void paintScrollbar(QPainter *painter);
private:
QTimer *m_hideScrollbarTimer = nullptr;
SearchFunction m_searchFunc;
ProcessListItem *m_lastItem = nullptr;
QList<ProcessListItem*> *m_listItems;
QList<ProcessListItem*> *m_searchedItems;
QList<ProcessListItem*> *m_selectedItems;
QList<QString> columnTitles;
QList<SortFunction> *m_sortFuncList;
QList<bool> *m_isSortList;
QList<int> m_columnWidths;
QList<bool> m_columnVisibles;
QString m_searchText;
bool m_isSort;
bool m_mouseAtScrollArea;
bool m_mouseDragScrollbar;
int m_currentSortIndex;
int m_origOffset;
int m_offSet;
int m_rowHeight;
int m_scrollbarWidth;
int m_titleHeight;
int m_titleHoverColumn;
int m_titlePadding;
int m_titlePressColumn;
QPixmap m_downArrowPixmap;
QPixmap m_upArrowPixmap;
};
#endif // PROCESSLISTWIDGET_H