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74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
#ifndef SESSIONFRIENDAREA_H
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#define SESSIONFRIENDAREA_H
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#include <QWidget>
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#include <QScrollArea>
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#include <QScrollBar>
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#include <QVBoxLayout>
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#include <QPushButton>
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#include <QGridLayout>
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#include <QLabel>
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#include <QIcon>
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#include <QString>
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// #include <iostream>
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#include <QStyleOption>
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#include <QPainter>
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#include <QEnterEvent>
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////////////////////////////////////////
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/// 整个滚动区域的实现
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////////////////////////////////////////
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class SessionFriendArea : public QScrollArea
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{
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Q_OBJECT
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public:
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explicit SessionFriendArea(QWidget *parent = nullptr);
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//清空区域内所有的Item
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void clear();
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//添加一个Item
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void addItem(const QIcon& avatar, const QString& name, const QString& text);
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//
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private:
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//后续向container中的layout添加元素,就会有QScrollArea的滚动
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QWidget* container;
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signals:
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};
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////////////////////////////////////////
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/// 滚动区域的Item的实现
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////////////////////////////////////////
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class SessionFriendItem : public QWidget {
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//可以使当前的类使用信号与槽相关的操作
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Q_OBJECT
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public:
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SessionFriendItem(QWidget* owner, const QIcon& avatar, const QString& name, const QString& text);
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//通过显式绘制控件的基础样式,解决了自定义控件因未正确处理Qt样式表机制导致的QSS不生效问题
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void paintEvent(QPaintEvent* event) override;
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void mousePressEvent(QMouseEvent* event) override;
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void enterEvent(QEvent* event) override;
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void leaveEvent(QEvent* event) override;
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void select();
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private:
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//owner 就是指向了 SessionFriendArea
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QWidget* owner;
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//表示当前的Item是否是选中的状态(选中时其背景色会有所不同)
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bool selected = false;
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};
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#endif // SESSIONFRIENDAREA_H
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