windows-nt/Source/XPSP1/NT/shell/ext/taskui/taskframe.h

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2020-09-26 03:20:57 -05:00
// TaskFrame.h: Definition of the CTaskFrame class
//
//////////////////////////////////////////////////////////////////////
#if !defined(__TASKFRAME_H_INCLUDED_)
#define __TASKFRAME_H_INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "resource.h" // main symbols
#include "TaskUI.h"
#include "Page.h"
#include "cdpa.h"
extern HACCEL g_hAccel;
/////////////////////////////////////////////////////////////////////////////
// CTaskFrame
class CTaskFrame :
public CComObjectRoot,
public CWindowImpl<CTaskFrame, CWindow, CFrameWinTraits>,
public ITaskFrame
{
public:
CTaskFrame();
virtual ~CTaskFrame();
DECLARE_NOT_AGGREGATABLE(CTaskFrame)
BEGIN_COM_MAP(CTaskFrame)
COM_INTERFACE_ENTRY(ITaskFrame)
END_COM_MAP()
BEGIN_MSG_MAP(CTaskFrame)
if (g_hAccel && TranslateAcceleratorW(m_hWnd, g_hAccel, (LPMSG)GetCurrentMessage()))
{
return TRUE;
}
MESSAGE_HANDLER(WM_CREATE, _OnCreate)
MESSAGE_HANDLER(WM_SIZE, _OnSize)
MESSAGE_HANDLER(WM_ERASEBKGND, _OnEraseBackground)
COMMAND_ID_HANDLER(ID_BACK, _OnBack)
COMMAND_ID_HANDLER(ID_FORWARD, _OnForward)
COMMAND_ID_HANDLER(ID_HOME, _OnHome)
NOTIFY_HANDLER(IDC_NAVBAR, TBN_GETINFOTIP, _OnTBGetInfoTip)
NOTIFY_HANDLER(IDC_NAVBAR, NM_CUSTOMDRAW, _OnTBCustomDraw)
MESSAGE_HANDLER(WM_APPCOMMAND, _OnAppCommand)
MESSAGE_HANDLER(WM_GETMINMAXINFO, _OnGetMinMaxInfo)
END_MSG_MAP()
public:
// ITaskFrame
STDMETHOD(GetPropertyBag)(REFIID riid, void **ppv)
{
if (ppv == NULL)
return E_POINTER;
if (m_pPropertyBag)
return m_pPropertyBag->QueryInterface(riid, ppv);
return E_UNEXPECTED;
}
STDMETHOD(ShowPage)(REFCLSID rclsidPage, BOOL bTrimHistory);
STDMETHOD(Back)(UINT cPages);
STDMETHOD(Forward)();
STDMETHOD(Home)();
STDMETHOD(Close)()
{
if (IsWindow())
{
SendMessage(WM_CLOSE);
return S_OK;
}
return E_UNEXPECTED;
}
STDMETHOD(SetStatusText)(LPCWSTR pszText);
static HRESULT CreateInstance(IPropertyBag *pPropertyBag, ITaskPageFactory *pPageFactory, CComObject<CTaskFrame> **ppFrameOut);
HWND CreateFrameWindow(HWND hwndOwner, UINT nID = 0, LPVOID pParam = NULL);
protected:
HRESULT _Init(IPropertyBag* pBag, ITaskPageFactory* pPageFact);
private:
IPropertyBag* m_pPropertyBag;
ITaskPageFactory* m_pPageFactory;
Parser *m_pUIParser;
HWND m_hwndNavBar;
HWND m_hwndStatusBar;
HIMAGELIST m_himlNBDef;
HIMAGELIST m_himlNBHot;
Bitmap* m_pbmWatermark;
CDpa<TaskPage, CDpaDestroyer_None> m_dpaHistory;
int m_iCurrentPage;
RECT m_rcPage;
POINT m_ptMinSize;
BOOL m_bResizable;
HRESULT _ReadProp(LPCWSTR pszProp, VARTYPE vt, CComVariant& var);
void _CreateNavBar();
void _SetNavBarState();
HRESULT _CreatePage(REFCLSID rclsidPage, TaskPage **ppPage);
HRESULT _ActivatePage(int iPage, BOOL bInit = FALSE);
HRESULT _DeactivateCurrentPage();
void _SyncPageRect(TaskPage* pPage);
void _DestroyPage(TaskPage* pPage);
LRESULT _OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
LRESULT _OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
LRESULT _OnEraseBackground(UINT, WPARAM, LPARAM, BOOL&) { return 0; }
LRESULT _OnBack(WORD, WORD, HWND, BOOL&) { Back(1); return 0; }
LRESULT _OnForward(WORD, WORD, HWND, BOOL&) { Forward(); return 0; }
LRESULT _OnHome(WORD, WORD, HWND, BOOL&) { Home(); return 0; }
LRESULT _OnTBGetInfoTip(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
LRESULT _OnTBCustomDraw(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
LRESULT _OnAppCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
LRESULT _OnGetMinMaxInfo(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
};
#endif // !defined(__TASKFRAME_H_INCLUDED_)