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supress warning C26451 arithmetic overflow

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This commit is contained in:
Enrico Giordani
2019-10-03 10:27:01 +02:00
committed by Enrico Giordani
parent 11396015fb
commit 799ac545a2
1 changed files with 13 additions and 11 deletions
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24
src/editor/main.cpp
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@@ -100,17 +100,19 @@ void send_message_to_webview(const std::wstring& msg) {
if (g_main_wnd != nullptr && wm_data_for_webview != 0) {
// Allocate the COPYDATASTRUCT and message to pass to the Webview.
// This is needed in order to use PostMessage, since COM calls to
// webview_control.InvokeScriptAsync can't be made from
PCOPYDATASTRUCT copy_data_message = new COPYDATASTRUCT();
const wchar_t* orig_msg = msg.c_str();
DWORD orig_len = (DWORD)wcslen(orig_msg);
wchar_t* copy_msg = new wchar_t[orig_len + 1];
wcscpy_s(copy_msg, orig_len + 1, orig_msg);
copy_data_message->dwData = SEND_TO_WEBVIEW_MSG;
copy_data_message->cbData = (orig_len + 1) * sizeof(wchar_t);
copy_data_message->lpData = (PVOID)copy_msg;
PostMessage(g_main_wnd, wm_data_for_webview, (WPARAM)g_main_wnd, (LPARAM)copy_data_message);
// wnd_static_proc will be responsible for freeing these.
// webview_control.InvokeScriptAsync can't be made from other threads.
PCOPYDATASTRUCT message = new COPYDATASTRUCT();
DWORD buff_size = (DWORD)(msg.length() + 1);
// 'wnd_static_proc()' will free the buffer allocated here.
wchar_t* buffer = new wchar_t[buff_size];
wcscpy_s(buffer, buff_size, msg.c_str());
message->dwData = SEND_TO_WEBVIEW_MSG;
message->cbData = buff_size * sizeof(wchar_t);
message->lpData = (PVOID)buffer;
PostMessage(g_main_wnd, wm_data_for_webview, (WPARAM)g_main_wnd, (LPARAM)message);
}
}