66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/*
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Copyright 1991-2015 Amebis
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This file is part of libatl.
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Setup is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Setup is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Setup. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <atlstr.h>
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#include <Windows.h>
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inline int GetWindowTextA(__in HWND hWnd, __out ATL::CAtlStringA &sValue)
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{
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int iResult;
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// Query the final string length first.
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iResult = ::GetWindowTextLengthA(hWnd);
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if (iResult > 0) {
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// Prepare the buffer to format the string data into and read it.
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LPSTR szBuffer = sValue.GetBuffer(iResult++);
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if (!szBuffer) return 0;
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iResult = ::GetWindowTextA(hWnd, szBuffer, iResult);
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sValue.ReleaseBuffer(iResult);
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return iResult;
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} else {
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// The result is empty.
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sValue.Empty();
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return 0;
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}
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}
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inline int GetWindowTextW(__in HWND hWnd, __out ATL::CAtlStringW &sValue)
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{
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int iResult;
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// Query the final string length first.
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iResult = ::GetWindowTextLengthW(hWnd);
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if (iResult > 0) {
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// Prepare the buffer to format the string data into and read it.
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LPWSTR szBuffer = sValue.GetBuffer(iResult++);
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if (!szBuffer) return 0;
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iResult = ::GetWindowTextW(hWnd, szBuffer, iResult);
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sValue.ReleaseBuffer(iResult);
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return iResult;
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} else {
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// The result is empty.
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sValue.Empty();
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return 0;
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}
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}
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