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QuickLook/QuickLook.Native/QuickLook.Native32/Shell32.cpp

153 lines
3.5 KiB
C++

// Copyright © 2017 Paddy Xu
//
// This file is part of QuickLook program.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdafx.h"
#include "Shell32.h"
#include "HelperMethods.h"
#include "DialogHook.h"
#include "Everything.h"
#include "DOpus.h"
using namespace std;
Shell32::FocusedWindowType Shell32::GetFocusedWindowType()
{
auto hwndfg = GetForegroundWindow();
if (HelperMethods::IsCursorActivated(hwndfg))
return INVALID;
WCHAR classBuffer[MAX_PATH] = {'\0'};
if (FAILED(GetClassName(hwndfg, classBuffer, MAX_PATH)))
return INVALID;
if (wcscmp(classBuffer, L"dopus.lister") == 0)
{
return DOPUS;
}
if (wcscmp(classBuffer, L"EVERYTHING") == 0)
{
return EVERYTHING;
}
if (wcscmp(classBuffer, L"WorkerW") == 0 || wcscmp(classBuffer, L"Progman") == 0)
{
if (FindWindowEx(hwndfg, nullptr, L"SHELLDLL_DefView", nullptr) != nullptr)
{
return DESKTOP;
}
}
if (wcscmp(classBuffer, L"ExploreWClass") == 0 || wcscmp(classBuffer, L"CabinetWClass") == 0)
{
return EXPLORER;
}
if (wcscmp(classBuffer, L"#32770") == 0)
{
if (FindWindowEx(hwndfg, nullptr, L"DUIViewWndClassName", nullptr) != nullptr)
{
return DIALOG;
}
}
return INVALID;
}
void Shell32::GetCurrentSelection(PWCHAR buffer)
{
switch (GetFocusedWindowType())
{
case DESKTOP:
getSelectedFromDesktop(buffer);
break;
case EXPLORER:
getSelectedFromExplorer(buffer);
break;
case DIALOG:
DialogHook::GetSelected(buffer);
break;
case EVERYTHING:
Everything::GetSelected(buffer);
break;
case DOPUS:
DOpus::GetSelected(buffer);
break;
default:
break;
}
}
void Shell32::getSelectedFromExplorer(PWCHAR buffer)
{
CoInitialize(nullptr);
CComPtr<IShellWindows> psw;
if (FAILED(psw.CoCreateInstance(CLSID_ShellWindows)))
return;
auto hwndfg = GetForegroundWindow();
auto count = 0L;
psw->get_Count(&count);
for (auto i = 0; i < count; i++)
{
VARIANT vi;
VariantInit(&vi);
V_VT(&vi) = VT_I4;
V_I4(&vi) = i;
CComPtr<IDispatch> pdisp;
if (S_OK != psw->Item(vi, &pdisp))
continue;
CComQIPtr<IWebBrowserApp> pwba;
if (FAILED(pdisp->QueryInterface(IID_IWebBrowserApp, reinterpret_cast<void**>(&pwba))))
continue;
HWND hwndwba;
if (FAILED(pwba->get_HWND(reinterpret_cast<LONG_PTR*>(&hwndwba))))
continue;
if (hwndwba != hwndfg || HelperMethods::IsCursorActivated(hwndwba))
continue;
HelperMethods::GetSelectedInternal(pwba, buffer);
}
}
void Shell32::getSelectedFromDesktop(PWCHAR buffer)
{
CoInitialize(nullptr);
CComPtr<IShellWindows> psw;
CComQIPtr<IWebBrowserApp> pwba;
if (FAILED(psw.CoCreateInstance(CLSID_ShellWindows)))
return;
VARIANT pvarLoc;
VariantInit(&pvarLoc);
long phwnd;
if (FAILED(psw->FindWindowSW(&pvarLoc, &pvarLoc, SWC_DESKTOP, &phwnd, SWFO_NEEDDISPATCH, reinterpret_cast<IDispatch**>(&pwba))))
return;
if (HelperMethods::IsCursorActivated(reinterpret_cast<HWND>(LongToHandle(phwnd))))
return;
HelperMethods::GetSelectedInternal(pwba, buffer);
}