67 lines
3.0 KiB
C
67 lines
3.0 KiB
C
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#ifndef EXQTREEWIDGET_H
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#define EXQTREEWIDGET_H
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#include <QMainWindow>
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#include <QLabel>
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#include <QTreeWidgetItem>
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#include <QFileDialog>
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namespace Ui {
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class ExQTreeWidget;
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}
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class ExQTreeWidget : public QMainWindow
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{
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Q_OBJECT
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public:
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enum treeItemType { //枚举，节点类型
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itemRoot,
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itemFile,
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itemImage
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};
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enum treeColNum { //目录树列表的编号
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colItem = 0,
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colItemType = 1
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};
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explicit ExQTreeWidget(QWidget *parent = nullptr);
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~ExQTreeWidget();
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void initTree(); //初始化根节点（唯一）
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void addFolderItem(QTreeWidgetItem *parItem, QString dirName); //添加目录
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void addImageItem(QTreeWidgetItem *parItem, QString fileName); //添加图片文件
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QString getFinalFolderName(const QString &pathName); //从完整的路径里面，获取最后的文件夹名称
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void changeItemCaption(QTreeWidgetItem* parItem); //遍历item下面的所有节点
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void displayImage(QTreeWidgetItem* item); //显示当前item的图片（默认以适配高度）
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private slots:
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void on_actAddFolder_triggered(); //增加文件夹
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void on_actAddFile_triggered(); //添加图片文件
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void on_actDeleFile_triggered(); //删除节点
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void on_actScanItems_triggered(); //遍历所有的顶层节点(本处只有一个root顶层节点)
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void on_actAdaptiveHeight_triggered(); //图片自动适应高度
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void on_actAdaptiveWidth_triggered(); //图片自动适应宽度
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void on_actAmplification_triggered(); //放大
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void on_actShrink_triggered(); //缩小
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void on_actZoomRealSize_triggered(); //还原
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void on_actDockFloating_triggered(bool check); //设置Dock窗口是否浮动
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void on_actDockVisible_triggered(bool checked); //设置Dock窗口是否隐藏不显示
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void on_actQiut_triggered(); //退出
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void on_treeFiles_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous); //当前节点变化的时候，自动加载当前图片
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void on_dockWidget_visibilityChanged(bool visible); //单击DockWidget组件的标题栏的关闭按钮时候，会隐藏在停靠区域，并且发射信号visibilityChanged; 停靠区域可见性变化
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void on_dockWidget_topLevelChanged(bool topLevel); //当拖动DockWidget组件，使其浮动或者停靠时候，会发射信号topLevelChanged; 更新其Action的状态
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private:
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Ui::ExQTreeWidget *ui;
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QLabel *m_labFlie; //状态栏显示当前文件路径
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QPixmap m_curPixmap; //显示当前文件图片
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float m_ratio; //图片缩放比例
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};
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#endif // EXQTREEWIDGET_H
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