|
|
/////////////////////////////////////////////////////////////////////////////
// Copyright (C) 1993-1996 Microsoft Corporation. All Rights Reserved.
//
// MODULE: fldbar.h
//
// PURPOSE: Defines the CFolderBar class
//
#ifndef __FLDBAR_H__
#define __FLDBAR_H__
#include "browser.h"
#include "treeview.h"
#include "conman.h"
// Mouse Over Mode enum for DoMouseOver()
#ifndef WIN16
typedef enum MOMODE#else
enum MOMODE#endif
{ MO_NORMAL = 0, // DoMouseOver called in response to WM_MOUSEMOVE
MO_DRAGOVER, // in response to IDropTarget::DragEnter/DragOver
MO_DRAGLEAVE, // in response to IDropTarget::DragLeave
MO_DRAGDROP // in response to IDropTarget::Drop
};
class CFlyOutScope;
class CFolderBar : public IDockingWindow, public IObjectWithSite, public IDropTarget, public IConnectionNotify {public: /////////////////////////////////////////////////////////////////////////
// Construction and initialization
CFolderBar(); ~CFolderBar(); HRESULT HrInit(IAthenaBrowser *pBrowser);
/////////////////////////////////////////////////////////////////////////
// IUnknown methods
virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj); virtual STDMETHODIMP_(ULONG) AddRef(void); virtual STDMETHODIMP_(ULONG) Release(void);
/////////////////////////////////////////////////////////////////////////
// IDockingWindow methods
virtual STDMETHODIMP GetWindow(HWND * lphwnd); virtual STDMETHODIMP ContextSensitiveHelp(BOOL fEnterMode); virtual STDMETHODIMP ShowDW(BOOL fShow); virtual STDMETHODIMP CloseDW(DWORD dwReserved); virtual STDMETHODIMP ResizeBorderDW(LPCRECT prcBorder, IUnknown* punkToolbarSite, BOOL fReserved);
/////////////////////////////////////////////////////////////////////////
// IObjectWithSite methods
virtual STDMETHODIMP SetSite(IUnknown* punkSite); virtual STDMETHODIMP GetSite(REFIID riid, LPVOID * ppvSite);
/////////////////////////////////////////////////////////////////////////
// IDropTarget methods
virtual STDMETHODIMP DragEnter(IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect); virtual STDMETHODIMP DragOver(DWORD grfKeyState, POINTL pt, DWORD* pdwEffect); virtual STDMETHODIMP DragLeave(void); virtual STDMETHODIMP Drop(IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect);
/////////////////////////////////////////////////////////////////////////
// CFolderBar members
HRESULT SetCurrentFolder(FOLDERID idFolder); void ScopePaneDied(void); void KillScopeCloseTimer(void); void Update(BOOL fDisplayNameChanged, BOOL fShowDropDownIndicator); void KillScopeDropDown(void); void SetScopeCloseTimer(void); void SetFolderText(LPCTSTR pszText);
//IConnectionNotify
virtual STDMETHODIMP OnConnectionNotify(CONNNOTIFY nCode, LPVOID pvData, CConnectionManager *pConMan);
private: /////////////////////////////////////////////////////////////////////////
// Drawing
void InvalidateFolderName(void); void SetFolderName(LPCTSTR pszFolderName); void Recalc(HDC hDC, LPCRECT prcAvailableSpace, BOOL fSizeChange); BOOL FEnsureIcon(void); void GetFolderNameRect(LPRECT prc); BOOL FDropDownEnabled(void); HFONT GetFont(UINT idsFont, int nWeight = FW_NORMAL); HFONT GetFont(LPTSTR pszFace, LONG lSize, int nWeight = FW_NORMAL); int GetXChildIndicator(void); int GetYChildIndicator(void); void DoMouseOver(LPPOINT ppt, MOMODE moMode); void KillHoverTimer(void); void DoMouseClick(POINT pt, DWORD grfKeyState); HRESULT HrShowScopeFlyOut(void);
/////////////////////////////////////////////////////////////////////////
// Window methods
static LRESULT CALLBACK FolderWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam); static LRESULT CALLBACK FrameWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam); void OnPaint(HWND hwnd); void OnMouseMove(HWND hwnd, int x, int y, UINT keyFlags); void OnLButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags); void OnTimer(HWND hwnd, UINT id);
/////////////////////////////////////////////////////////////////////////
// Misc Data
ULONG m_cRef; // Reference count
FOLDERID m_idFolder; // Current Folder Id
// Flags
BOOL m_fShow; // TRUE if we're visible
BOOL m_fRecalc; // TRUE if we should call Recalc() before painting
BOOL m_fSmallFolderBar; // TRUE if we're smaller than big
BOOL m_fHighlightIndicator; // TRUE if the mouse is over out button
BOOL m_fHoverTimer; // TRUE if the hover timer is active
BOOL m_fDropDownIndicator; // TRUE if the 'v' is beside the folder name
// Interfaces we groove with
IDockingWindowSite *m_pSite; // Site pointer
IAthenaBrowser *m_pBrowser; // Browser that owns us
// Handy handles
HWND m_hwnd; // Our window
HWND m_hwndFrame; // Our frame window
HWND m_hwndParent; // Our parent's window
HWND m_hwndScopeDropDown; // Handle of the drop down scope pane
// Crayons, markers, paper, etc.
HFONT m_hfFolderName; // Folder name font
HFONT m_hfViewText; // View text font
HICON m_hIconSmall; // Small Icon
// Sizes etc. for drawing, sizing, and fun!
int m_cyControl, m_dyChildIndicator, m_dyIcon, m_dyViewText, m_dyFolderName, m_cxFolderNameRight; RECT m_rcFolderName, m_rcFolderNamePlsu, m_rcViewText; UINT m_nFormatFolderName, m_nFormatViewText; // The text we display
LPTSTR m_pszFolderName; // Folder Name
int m_cchFolderName; // Size of m_pszFolderName
LPTSTR m_pszViewText; // View text
int m_cchViewText; // Size of m_pszViewText
// Drag & Drop stuff
IDataObject *m_pDataObject; // Pointer to the IDataObject being dragged over us
IDropTarget *m_pDTCur; DWORD m_dwEffectCur; DWORD m_grfKeyState; };
inline void CFolderBar::ScopePaneDied() { m_hwndScopeDropDown = NULL; InvalidateFolderName(); }
class CFlyOutScope { friend CFolderBar;
public: CFlyOutScope(); ~CFlyOutScope(); ULONG AddRef(void); ULONG Release(void); HRESULT HrDisplay(IAthenaBrowser *pBrowser, CFolderBar *pFolderBar, HWND hwndParent, HWND *phwndScope); void Destroy(void);
protected: static LRESULT CALLBACK FlyWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
BOOL OnNotify(HWND hwnd, int idFrom, LPNMHDR pnmhdr); void OnNcDestroy(HWND hwnd); void OnPaint(HWND hwnd); void OnSize(HWND hwnd, UINT state, int cx, int cy); void OnDestroy(HWND hwnd); private: ULONG m_cRef; IAthenaBrowser *m_pBrowser; CFolderBar *m_pFolderBar; BOOL m_fResetParent; CTreeView *m_pTreeView; HWND m_hwnd; HWND m_hwndParent; HWND m_hwndTree; HWND m_hwndFolderBar; HWND m_hwndFocus; HWND m_hwndTreeParent; };
#endif
|
