Source code of Windows XP (NT5)
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391 lines
11 KiB

#include "stdafx.h"
#ifdef FEATURE_STARTPAGE
#include "pidlbutton.h"
#include <shellp.h>
namespace DirectUI
{
int PIDLButton::s_nImageSize = 0;
// Construction / Destruction
//
PIDLButton::~PIDLButton()
{
ILFree(_pidl);
}
HRESULT PIDLButton::Create(LPITEMIDLIST pidl, UINT nActive, OUT Element** ppElement)
{
*ppElement = NULL;
PIDLButton* pb = HNew <PIDLButton>();
if (!pb)
return E_OUTOFMEMORY;
HRESULT hr = pb->Initialize(pidl, nActive);
if (FAILED(hr))
{
pb->Destroy();
return hr;
}
*ppElement = pb;
return S_OK;
}
HIMAGELIST GetSysImageList(UINT flags)
{
static HIMAGELIST s_imgList;
static HIMAGELIST s_imgListSmall;
if (!s_imgList)
{
Shell_GetImageLists(&s_imgList, &s_imgListSmall);
}
return (flags & SHGFI_SMALLICON) ? s_imgListSmall : s_imgList;
}
HRESULT PIDLButton::Initialize(LPITEMIDLIST pidl, UINT nActive)
{
_pidl = pidl;
Layout* pbl = NULL;
Element* peLabel = NULL;
Element* peImage = NULL;
Value* pvChildren;
ElementList* pel;
HRESULT hr = Button::Initialize(nActive);
if (FAILED(hr))
goto CleanUp;
// Create children
hr = Element::Create(0, &peLabel);
if (FAILED(hr))
goto CleanUp;
hr = Element::Create(0, &peImage);
if (FAILED(hr))
goto CleanUp;
// Create layout
hr = BorderLayout::Create(&pbl);
if (FAILED(hr))
goto CleanUp;
// Initialize
SetLayout(pbl);
// Setup children
peImage->SetLayoutPos(BLP_Left);
peImage->SetID(L"Image");
peLabel->SetLayoutPos(BLP_Client);
peLabel->SetID(L"Label");
Add(peImage);
Add(peLabel);
pel = GetChildren(&pvChildren);
// Initialize Shell's ImageList
GetSysImageList(0);
if (_pidl && pel && (pel->GetSize() >= 2))
{
IShellFolder *psf;
LPCITEMIDLIST pidlItem;
if (SUCCEEDED(SHBindToFolderIDListParent(NULL, _pidl, IID_PPV_ARG(IShellFolder, &psf), &pidlItem)))
{
int iSysIndex = SHMapPIDLToSystemImageListIndex(psf, pidlItem, NULL);
if (iSysIndex != -1)
{
HICON hi = ImageList_GetIcon(GetSysImageList(s_nImageSize), iSysIndex, 0);
Value *pvalIcon = Value::CreateGraphic(hi);
if (pvalIcon)
{
pel->GetItem(0)->SetValue(ContentProp, PI_Local, pvalIcon);
pvalIcon->Release();
}
else
{
DestroyIcon(hi);
}
}
TCHAR szOut[MAX_PATH];
if (SUCCEEDED(DisplayNameOf(psf, pidlItem, SHGDN_NORMAL, szOut, ARRAYSIZE(szOut))))
{
pel->GetItem(1)->SetContentString(szOut);
}
psf->Release();
}
}
pvChildren->Release();
return hr;
CleanUp:
if (pbl)
pbl->Destroy();
if (peImage)
peImage->Destroy();
if (peLabel)
peLabel->Destroy();
return hr;
}
HRESULT PIDLButton::InvokePidl()
{
HRESULT hr = E_FAIL;
IShellFolder *psf;
LPCITEMIDLIST pidlShort;
// Multi-level child pidl
if (SUCCEEDED(SHBindToFolderIDListParent(NULL, _pidl, IID_PPV_ARG(IShellFolder, &psf), &pidlShort)))
{
hr = SHInvokeDefaultCommand(GetHWND(), psf, pidlShort);
psf->Release();
}
return hr;
}
HRESULT PIDLButton::OnContextMenu(POINT *ppt)
{
HRESULT hr = E_FAIL;
IShellFolder *psf;
LPCITEMIDLIST pidlShort;
if (!GetHWND())
return hr;
if (ppt->x == -1) // Keyboard context menu
{
Value *pv;
const SIZE *psize = GetExtent(&pv);
ppt->x = psize->cx/2;
ppt->y = psize->cy/2;
pv->Release();
}
POINT pt;
GetRoot()->MapElementPoint(this, ppt, &pt);
ClientToScreen(GetHWND(), &pt);
// Multi-level child pidl
if (SUCCEEDED(SHBindToFolderIDListParent(NULL, _pidl, IID_PPV_ARG(IShellFolder, &psf), &pidlShort)))
{
IContextMenu *pcm;
if (SUCCEEDED(hr = psf->GetUIObjectOf(GetHWND(), 1, &pidlShort, IID_IContextMenu, NULL, (void **)&pcm)))
{
HMENU hmenu = ::CreatePopupMenu();
if (hmenu)
{
UINT uFlags = CMF_NORMAL;
if (GetKeyState(VK_SHIFT) < 0)
{
uFlags |= CMF_EXTENDEDVERBS;
}
#if 0 // REVIEW fabriced
if (_dwFlags & HOSTF_CANRENAME)
{
uFlags |= CMF_CANRENAME;
}
#endif
pcm->QueryContextMenu(hmenu, 0, IDM_QCM_MIN, IDM_QCM_MAX, uFlags);
// Remove "Create shortcut" from context menu because it creates
// the shortcut on the desktop, which the user can't see...
ContextMenu_DeleteCommandByName(pcm, hmenu, IDM_QCM_MIN, TEXT("link"));
// Remove "Cut" from context menu because we don't want objects
// to be deleted.
ContextMenu_DeleteCommandByName(pcm, hmenu, IDM_QCM_MIN, TEXT("cut"));
// Change "Delete" to "Remove from this list".
// If client doesn't support "delete" then nuke it outright.
ContextMenu_DeleteCommandByName(pcm, hmenu, IDM_QCM_MIN, TEXT("delete"));
#if 0 // REVIEW fabriced
if (_dwFlags & HOSTF_CANDELETE)
{
if (LoadString(_Module.GetResourceInstance(), IDS_SFTHOST_REMOVEFROMLIST, szBuf, ARRAYSIZE(szBuf)))
{
ModifyMenu(hmenu, iposDelete, MF_BYPOSITION | MF_STRING, GetMenuItemID(hmenu, iposDelete), szBuf);
}
}
else
#endif
_SHPrettyMenu(hmenu);
ASSERT(_pcm2Pop == NULL); // Shouldn't be recursing
pcm->QueryInterface(IID_PPV_ARG(IContextMenu2, &_pcm2Pop));
ASSERT(_pcm3Pop == NULL); // Shouldn't be recursing
pcm->QueryInterface(IID_PPV_ARG(IContextMenu3, &_pcm3Pop));
GetHWNDHost()->WndProc(GetHWND(), PBM_SETMENUFORWARD, 0, (LPARAM)this);
int idCmd = TrackPopupMenuEx(hmenu,
TPM_RETURNCMD | TPM_RIGHTBUTTON | TPM_LEFTALIGN,
pt.x, pt.y, GetHWND(), NULL);
if (idCmd >= IDM_QCM_MIN && idCmd < IDM_QCM_MAX)
{
idCmd -= IDM_QCM_MIN;
CMINVOKECOMMANDINFOEX ici = {
sizeof(ici), // cbSize
CMIC_MASK_ASYNCOK, // fMask
GetHWND(), // hwnd
(LPCSTR)IntToPtr(idCmd),// lpVerb
NULL, // lpParameters
NULL, // lpDirectory
SW_SHOWDEFAULT, // nShow
0, // dwHotKey
0, // hIcon
NULL, // lpTitle
(LPCWSTR)IntToPtr(idCmd),// lpVerbW
NULL, // lpParametersW
NULL, // lpDirectoryW
NULL, // lpTitleW
{ pt.x, pt.y }, // ptInvoke
};
#if 0 // REVIEW fabriced
if (_dwFlags & (HOSTF_CANDELETE | HOSTF_CANRENAME))
{
ContextMenu_GetCommandStringVerb(pcm, idCmd, szBuf, ARRAYSIZE(szBuf));
}
if ((_dwFlags & HOSTF_CANDELETE) &&
StrCmpI(szBuf, TEXT("delete")) == 0)
{
ContextMenuDeleteItem(pitem, pcm, &ici);
SMNMCOMMANDINVOKED ci;
ListView_GetItemRect(_hwndList, iItem, &ci.rcItem, LVIR_BOUNDS);
MapWindowRect(_hwndList, NULL, &ci.rcItem);
_SendNotify(_hwnd, SMN_COMMANDINVOKED, &ci);
}
else if ((_dwFlags & HOSTF_CANRENAME) &&
StrCmpI(szBuf, TEXT("rename")) == 0)
{
ListView_EditLabel(_hwndList, iItem);
}
else
#endif
{
pcm->InvokeCommand(reinterpret_cast<LPCMINVOKECOMMANDINFO>(&ici));
}
}
DestroyMenu(hmenu);
GetHWNDHost()->WndProc(GetHWND(), PBM_SETMENUFORWARD, 0, (LPARAM)NULL);
ATOMICRELEASE(_pcm2Pop);
ATOMICRELEASE(_pcm3Pop);
}
pcm->Release();
}
psf->Release();
}
return hr;
}
LRESULT PIDLButton::OnMenuMessage(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
LRESULT lres;
if (_pcm3Pop && SUCCEEDED(_pcm3Pop->HandleMenuMsg2(uMsg, wParam, lParam, &lres)))
{
return lres;
}
if (_pcm2Pop && SUCCEEDED(_pcm2Pop->HandleMenuMsg(uMsg, wParam, lParam)))
{
return 0;
}
return 0;
}
////////////////////////////////////////////////////////
// System events
void PIDLButton::OnPropertyChanged(PropertyInfo* ppi, int iIndex, Value* pvOld, Value* pvNew)
{
// Do default processing
Button::OnPropertyChanged(ppi, iIndex, pvOld, pvNew);
}
// Pointer is only guaranteed good for the lifetime of the call
void PIDLButton::OnEvent(Event *pEvent)
{
if ((pEvent->peTarget == this) && (pEvent->uidType == Button::Click))
{
// execute pidl
InvokePidl();
pEvent->fHandled = true;
return;
}
else if ((pEvent->peTarget == this) && (pEvent->uidType == Button::Context))
{
ButtonContextEvent *peButton = reinterpret_cast<ButtonContextEvent *>(pEvent);
OnContextMenu(&peButton->pt);
return;
}
Button::OnEvent(pEvent);
}
void PIDLButton::OnInput(InputEvent* pie)
{
// Fabrice, I will be putting right button click support for context menu here -- I'll have it for you Monday
Button::OnInput(pie);
}
////////////////////////////////////////////////////////
// Property definitions
/** Property template (replace !!!), also update private PropertyInfo* parray and class header (element.h)
// !!! property
static int vv!!![] = { DUIV_INT, -1 }; StaticValue(svDefault!!!, DUIV_INT, 0);
static PropertyInfo imp!!!Prop = { L"!!!", PF_Normal, 0, vv!!!, (Value*)&svDefault!!! };
PropertyInfo* Element::!!!Prop = &imp!!!Prop;
**/
////////////////////////////////////////////////////////
// ClassInfo (must appear after property definitions)
// Class properties
// Define class info with type and base type, set static class pointer
IClassInfo* PIDLButton::Class = NULL;
HRESULT PIDLButton::Register()
{
return ClassInfo<PIDLButton,Button>::Register(L"PIDLButton", NULL, 0);
}
} // namespace DirectUI
#endif // FEATURE_STARTPAGE