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561 lines
12 KiB
561 lines
12 KiB
#ifndef CTLLOGIC_H
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#define CTLLOGIC_H
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#include "dlglogic.h"
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#define MAX_ITEMTEXTLEN 50
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#define MAX_TILETEXT 50
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HRESULT _GetListViewSelectedLPARAM(HWND hwndList, LPARAM* plparam);
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HRESULT _GetComboBoxSelectedLRESULT(HWND hwndComboBox, LRESULT* plr);
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// ListView
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template<typename TData>
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class CDLUIDataLVItem : public CDLUIData<TData>
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{
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public:
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virtual ~CDLUIDataLVItem() {}
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virtual HRESULT GetText(LPWSTR pszText, DWORD cchText) PURE;
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virtual HRESULT GetIconLocation(LPWSTR pszIconLocation,
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DWORD cchIconLocation) PURE;
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virtual HRESULT GetTileText(int i, LPWSTR pszTileText,
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DWORD cchTileText)
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{
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return E_NOTIMPL;
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}
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};
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template<typename TData>
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class CUILListView
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{
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public:
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~CUILListView();
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CUILListView();
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HRESULT Init(HWND hwndListView);
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HRESULT InitTileInfo(const UINT auTileSubItems[], DWORD cTileSubItems);
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HRESULT AddItem(CDLUIDataLVItem<TData>* plvitem);
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// Note: Caller needs to Release *ppdata at some point
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HRESULT GetSelectedItemData(TData** ppdata);
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// Assume Single select listview. Also assume that no other item is selected
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HRESULT SelectFirstItem();
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HRESULT ResetContent();
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protected:
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HWND _hwndList;
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private:
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const UINT* _auTileSubItems;
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int _cTileSubItems;
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};
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template<typename TData, typename TCompareData>
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class CUILListViewSelect : public CUILListView<TData>
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{
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public:
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HRESULT SelectItem(TCompareData comparedata)
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{
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HRESULT hr = E_FAIL;
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LVITEM lvitem = {0};
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int iCount = 0;
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lvitem.mask = LVIF_PARAM;
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iCount = ListView_GetItemCount(_hwndList);
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for (lvitem.iItem = 0; lvitem.iItem < iCount; ++lvitem.iItem)
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{
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if (ListView_GetItem(_hwndList, &lvitem))
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{
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CDLUIDataLVItem<TData>* plvitem = (CDLUIDataLVItem<TData>*)lvitem.lParam;
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TData* pdata = plvitem->GetData();
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if (pdata)
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{
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int iResult;
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hr = pdata->Compare(comparedata, &iResult);
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pdata->Release();
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if (SUCCEEDED(hr) && !iResult)
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{
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break;
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}
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}
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}
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}
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if (lvitem.iItem == iCount)
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{
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//No Match found, Select first item anyway
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lvitem.iItem = 0;
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hr = S_FALSE;
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}
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lvitem.mask = LVIF_STATE;
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lvitem.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
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lvitem.state = LVIS_SELECTED | LVIS_FOCUSED;
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ListView_SetItem(_hwndList, &lvitem);
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ListView_EnsureVisible(_hwndList, lvitem.iItem, FALSE);
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return hr;
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}
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};
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// ComboBox
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template<typename TData>
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class CDLUIDataCBItem : public CDLUIData<TData>
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{
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public:
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virtual ~CDLUIDataCBItem() {}
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virtual HRESULT GetText(LPWSTR pszText, DWORD cchText) PURE;
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virtual HRESULT GetIconLocation(LPWSTR pszIconLocation,
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DWORD cchIconLocation) PURE;
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};
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template<typename TData>
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class CUILComboBox
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{
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public:
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~CUILComboBox();
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HRESULT Init(HWND hwndComboBox);
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HRESULT AddItem(CDLUIDataCBItem<TData>* pcbitem);
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// Note: Caller needs to Release *ppdata at some point
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HRESULT GetSelectedItemData(TData** ppdata);
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HRESULT SelectFirstItem();
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HRESULT ResetContent();
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private:
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HWND _hwndCombo;
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};
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template<typename TData>
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class CUILComboBoxEx
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{
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public:
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~CUILComboBoxEx();
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HRESULT Init(HWND hwndComboBox);
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HRESULT AddItem(CDLUIDataCBItem<TData>* pcbitem);
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// Note: Caller needs to Release *ppdata at some point
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HRESULT GetSelectedItemData(TData** ppdata);
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HRESULT SelectFirstItem();
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HRESULT ResetContent();
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private:
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HWND _hwndCombo;
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};
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// Implementations
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template<typename TData>
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CUILListView<TData>::CUILListView() : _cTileSubItems(0)
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{}
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template<typename TData>
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CUILListView<TData>::~CUILListView()
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{
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ResetContent();
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}
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template<typename TData>
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inline HRESULT CUILListView<TData>::Init(HWND hwndListView)
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{
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_hwndList = hwndListView;
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return S_OK;
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}
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template<typename TData>
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inline HRESULT CUILListView<TData>::InitTileInfo(const UINT auTileSubItems[],
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DWORD cTileSubItems)
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{
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_auTileSubItems = auTileSubItems;
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_cTileSubItems = cTileSubItems;
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return S_OK;
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}
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template<typename TData>
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inline HRESULT CUILListView<TData>::AddItem(CDLUIDataLVItem<TData>* plvitem)
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{
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WCHAR szText[MAX_ITEMTEXTLEN];
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int iImage;
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LVITEM lvitem = {0};
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HRESULT hr = plvitem->GetText(szText, ARRAYSIZE(szText));
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if (SUCCEEDED(hr))
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{
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WCHAR szIconLocation[MAX_PATH + 12];
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hr = plvitem->GetIconLocation(szIconLocation,
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ARRAYSIZE(szIconLocation));
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if (SUCCEEDED(hr))
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{
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int iIcon = PathParseIconLocation(szIconLocation);
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iImage = Shell_GetCachedImageIndex(szIconLocation, iIcon, 0);
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}
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}
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if (SUCCEEDED(hr))
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{
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int iItem;
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lvitem.mask = LVIF_IMAGE | LVIF_TEXT | LVIF_PARAM;
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lvitem.pszText = szText;
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lvitem.iItem = ListView_GetItemCount(_hwndList);
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lvitem.iImage = iImage;
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lvitem.lParam = (LPARAM)plvitem;
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iItem = ListView_InsertItem(_hwndList, &lvitem);
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if (-1 != iItem)
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{
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if (_cTileSubItems)
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{
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LVTILEINFO lvti = {0};
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lvti.cbSize = sizeof(LVTILEINFO);
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lvti.iItem = iItem;
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lvti.cColumns = ARRAYSIZE(_auTileSubItems);
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lvti.puColumns = (UINT*)_auTileSubItems;
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ListView_SetTileInfo(_hwndList, &lvti);
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for (int i = 0; i < _cTileSubItems; ++i)
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{
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WCHAR szTileText[MAX_TILETEXT];
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hr = plvitem->GetTileText(i, szTileText,
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ARRAYSIZE(szTileText));
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// 1 based
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ListView_SetItemText(_hwndList, iItem, i + 1, szTileText);
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}
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}
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}
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else
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{
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hr = E_FAIL;
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}
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}
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return hr;
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}
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template<typename TData>
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inline HRESULT CUILListView<TData>::GetSelectedItemData(TData** ppdata)
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{
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HRESULT hr;
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BOOL fFound = FALSE;
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int iCount = ListView_GetItemCount(_hwndList);
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LVITEM lvitem = {0};
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lvitem.mask = LVIF_PARAM | LVIF_STATE;
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lvitem.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
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for (int j = 0; !fFound && (j < iCount); ++j)
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{
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lvitem.iItem = j;
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ListView_GetItem(_hwndList, &lvitem);
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if (lvitem.state & (LVIS_SELECTED | LVIS_FOCUSED))
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{
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fFound = TRUE;
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}
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}
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if (fFound)
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{
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CDLUIDataLVItem<TData>* plvitem = (CDLUIDataLVItem<TData>*)lvitem.lParam;
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*ppdata = plvitem->GetData();
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hr = ((*ppdata) ? S_OK : S_FALSE);
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}
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else
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{
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*ppdata = NULL;
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hr = E_FAIL;
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}
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return hr;
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}
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template<typename TData>
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inline HRESULT CUILListView<TData>::SelectFirstItem()
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{
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LVITEM lvitem = {0};
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lvitem.iItem = 0;
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lvitem.mask = LVIF_STATE;
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lvitem.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
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lvitem.state = LVIS_SELECTED | LVIS_FOCUSED;
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ListView_SetItem(_hwndList, &lvitem);
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ListView_EnsureVisible(_hwndList, lvitem.iItem, FALSE);
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return S_OK;
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}
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template<typename TData>
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HRESULT CUILListView<TData>::ResetContent()
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{
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int iCount = 0;
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LVITEM lvitem = {0};
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// go through all the items in the listview and delete the strings
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// dynamically allocated
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lvitem.mask = LVIF_PARAM;
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lvitem.iSubItem = 0;
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iCount = ListView_GetItemCount(_hwndList);
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for (lvitem.iItem = 0; lvitem.iItem < iCount; ++lvitem.iItem)
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{
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ListView_GetItem(_hwndList, &lvitem);
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CDLUIDataLVItem<TData>* plvitem = (CDLUIDataLVItem<TData>*)
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lvitem.lParam;
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if (plvitem)
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{
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delete plvitem;
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}
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}
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ListView_DeleteAllItems(_hwndList);
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return S_OK;
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}
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// CUILComboBox
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template<typename TData>
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CUILComboBox<TData>::~CUILComboBox()
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{
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ResetContent();
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}
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template<typename TData>
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HRESULT CUILComboBox<TData>::Init(HWND hwndComboBox)
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{
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_hwndCombo = hwndComboBox;
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return S_OK;
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}
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template<typename TData>
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HRESULT CUILComboBox<TData>::AddItem(CDLUIDataCBItem<TData>* pcbitem)
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{
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WCHAR szText[MAX_ITEMTEXTLEN];
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HRESULT hr = pcbitem->GetText(szText, ARRAYSIZE(szText));
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if (SUCCEEDED(hr))
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{
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int i = ComboBox_AddString(_hwndCombo, szText);
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if (CB_ERR != i)
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{
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ComboBox_SetItemData(_hwndCombo, i, pcbitem);
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}
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}
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return hr;
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}
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template<typename TData>
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HRESULT CUILComboBox<TData>::GetSelectedItemData(TData** ppdata)
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{
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HRESULT hr;
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int iCurSel = ComboBox_GetCurSel(_hwndCombo);
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LRESULT lr = ComboBox_GetItemData(_hwndCombo, iCurSel);
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if (CB_ERR != lr)
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{
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CDLUIDataCBItem<TData>* pcbitem = (CDLUIDataCBItem<TData>*)lr;
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*ppdata = pcbitem->GetData();
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hr = ((*ppdata) ? S_OK : S_FALSE);
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}
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else
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{
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*ppdata = NULL;
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hr = E_FAIL;
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}
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return hr;
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}
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template<typename TData>
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HRESULT CUILComboBox<TData>::ResetContent()
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{
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int c = ComboBox_GetCount(_hwndCombo);
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for (int i = 0; i < c; ++i)
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{
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CDLUIDataCBItem<TData>* pcbitem = (CDLUIDataCBItem<TData>*)
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ComboBox_GetItemData(_hwndCombo, i);
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if (pcbitem)
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{
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delete pcbitem;
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}
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}
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ComboBox_ResetContent(_hwndCombo);
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return S_OK;
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}
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template<typename TData>
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HRESULT CUILComboBox<TData>::SelectFirstItem()
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{
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ComboBox_SetCurSel(_hwndCombo, 0);
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return S_OK;
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}
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// CUILComboBoxEx
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template<typename TData>
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CUILComboBoxEx<TData>::~CUILComboBoxEx()
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{
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ResetContent();
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}
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template<typename TData>
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HRESULT CUILComboBoxEx<TData>::Init(HWND hwndComboBox)
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{
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_hwndCombo = hwndComboBox;
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return S_OK;
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}
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template<typename TData>
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HRESULT CUILComboBoxEx<TData>::AddItem(CDLUIDataCBItem<TData>* pcbitem)
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{
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WCHAR szText[MAX_ITEMTEXTLEN];
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int iImage;
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HRESULT hr = pcbitem->GetText(szText, ARRAYSIZE(szText));
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if (SUCCEEDED(hr))
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{
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WCHAR szIconLocation[MAX_PATH + 12];
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hr = pcbitem->GetIconLocation(szIconLocation,
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ARRAYSIZE(szIconLocation));
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if (SUCCEEDED(hr))
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{
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int iIcon = PathParseIconLocation(szIconLocation);
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iImage = Shell_GetCachedImageIndex(szIconLocation, iIcon, 0);
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}
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}
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if (SUCCEEDED(hr))
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{
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int iItem;
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COMBOBOXEXITEM cbitem = {0};
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cbitem.mask = CBEIF_IMAGE | CBEIF_SELECTEDIMAGE | CBEIF_TEXT | CBEIF_LPARAM;
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cbitem.pszText = szText;
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cbitem.iItem = ComboBox_GetCount(_hwndCombo);
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cbitem.iImage = iImage;
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cbitem.iSelectedImage = iImage;
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cbitem.lParam = (LPARAM)pcbitem;
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iItem = SendMessage(_hwndCombo, CBEM_INSERTITEM, 0, (LPARAM)&cbitem);
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if (-1 != iItem)
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{
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hr = S_OK;
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}
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else
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{
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hr = E_FAIL;
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}
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}
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return hr;
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}
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template<typename TData>
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HRESULT CUILComboBoxEx<TData>::GetSelectedItemData(TData** ppdata)
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{
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HRESULT hr;
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COMBOBOXEXITEM cbitem = {0};
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cbitem.mask = CBEIF_LPARAM;
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cbitem.iItem = ComboBox_GetCurSel(_hwndCombo);
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if (SendMessage(_hwndCombo, CBEM_GETITEM, 0, (LPARAM)&cbitem))
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{
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CDLUIDataCBItem<TData>* pcbitem = (CDLUIDataCBItem<TData>*)cbitem.lParam;
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*ppdata = pcbitem->GetData();
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hr = ((*ppdata) ? S_OK : S_FALSE);
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}
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else
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{
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*ppdata = NULL;
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hr = E_FAIL;
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}
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return hr;
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}
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template<typename TData>
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HRESULT CUILComboBoxEx<TData>::ResetContent()
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{
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int c = ComboBox_GetCount(_hwndCombo);
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for (int i = 0; i < c; ++i)
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{
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CDLUIDataCBItem<TData>* pcbitem = (CDLUIDataCBItem<TData>*)
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ComboBox_GetItemData(_hwndCombo, i);
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if (pcbitem)
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{
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delete pcbitem;
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}
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}
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ComboBox_ResetContent(_hwndCombo);
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return S_OK;
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}
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template<typename TData>
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HRESULT CUILComboBoxEx<TData>::SelectFirstItem()
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{
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ComboBox_SetCurSel(_hwndCombo, 0);
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return S_OK;
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}
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#endif // CTLLOGIC_H
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