ListView.h

#pragma once
 
#include "ImageList.h"
#include "ItemsControl.h"
#include "List.h"
#include <CommCtrl.h>
 
namespace sw
{
    enum class ListViewImageList {
        Normal      = LVSIL_NORMAL,      // 包含大图标的图像列表
        Small       = LVSIL_SMALL,       // 包含小图标的图像列表
        State       = LVSIL_STATE,       // 包含状态图像的图像列表
        GroupHeader = LVSIL_GROUPHEADER, // 组标头的图像列表
    };
 
    enum class ListViewColumnAlignment {
        Left   = LVCFMT_LEFT,   // 左对齐
        Right  = LVCFMT_RIGHT,  // 右对齐
        Center = LVCFMT_CENTER, // 居中
    };
 
    struct ListViewColumn {
        std::wstring header;
 
        double width;
 
        ListViewColumnAlignment alignment = ListViewColumnAlignment::Left;
 
        ListViewColumn(const std::wstring &header);
 
        ListViewColumn(const std::wstring &header, double width);
 
        ListViewColumn(const LVCOLUMNW &lvc);
 
        operator LVCOLUMNW() const;
    };
 
    class ListView : public ItemsControl<StrList>
    {
    public:
        const ReadOnlyProperty<int> ColumnsCount;
 
        const Property<bool> GridLines;
 
        const Property<bool> MultiSelect;
 
        const ReadOnlyProperty<int> SelectedCount;
 
        const Property<bool> CheckBoxes;
 
        const ReadOnlyProperty<int> TopIndex;
 
        const Property<bool> ShareImageLists;
 
        const Property<bool> Editable;
 
    public:
        ListView();
 
    protected:
        virtual int GetItemsCount() override;
 
        virtual int GetSelectedIndex() override;
 
        virtual void SetSelectedIndex(int index) override;
 
        virtual StrList GetSelectedItem() override;
 
        virtual void SetBackColor(Color color, bool redraw) override;
 
        virtual void SetTextColor(Color color, bool redraw) override;
 
        virtual bool OnNotify(NMHDR *pNMHDR, LRESULT &result) override;
 
        virtual bool OnNotified(NMHDR *pNMHDR, LRESULT &result) override;
 
        virtual void OnItemChanged(NMLISTVIEW *pNMLV);
 
        virtual void OnCheckStateChanged(int index);
 
        virtual void OnHeaderItemClicked(NMHEADERW *pNMH);
 
        virtual void OnHeaderItemDoubleClicked(NMHEADERW *pNMH);
 
        virtual void OnItemClicked(NMITEMACTIVATE *pNMIA);
 
        virtual void OnItemDoubleClicked(NMITEMACTIVATE *pNMIA);
 
        virtual void OnGetDispInfo(NMLVDISPINFOW *pNMInfo);
 
        virtual bool OnEndEdit(NMLVDISPINFOW *pNMInfo);
 
    public:
        virtual void Clear() override;
 
        virtual StrList GetItemAt(int index) override;
 
        virtual bool AddItem(const StrList &item) override;
 
        virtual bool InsertItem(int index, const StrList &item) override;
 
        virtual bool UpdateItem(int index, const StrList &newValue) override;
 
        virtual bool RemoveItemAt(int index) override;
 
        virtual std::wstring GetItemAt(int row, int col);
 
        virtual bool UpdateItem(int row, int col, const std::wstring &newValue);
 
        bool AddColumn(const ListViewColumn &column);
 
        bool AddColumn(const std::wstring &header);
 
        bool InsertColumn(int index, const ListViewColumn &column);
 
        bool InsertColumn(int index, const std::wstring &header);
 
        bool SetColumnHeader(int index, const std::wstring &header);
 
        double GetColumnWidth(int index);
 
        bool SetColumnWidth(int index, double width);
 
        bool RemoveColumnAt(int index);
 
        List<int> GetSelectedIndices();
 
        List<int> GetCheckedIndices();
 
        bool GetItemCheckState(int index);
 
        void SetItemCheckState(int index, bool value);
 
        int GetItemIndexFromPoint(const Point &point);
 
        ImageList GetImageList(ListViewImageList imageList);
 
        HIMAGELIST SetImageList(ListViewImageList imageList, HIMAGELIST value);
 
        bool SetItemImage(int index, int imgIndex);
 
        bool EditItem(int index);
 
        void CancelEdit();
 
    private:
        int _GetRowCount();
 
        int _GetColCount();
 
        DWORD _GetExtendedListViewStyle();
 
        DWORD _SetExtendedListViewStyle(DWORD style);
    };
};