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#include "cru/platform/gui/win/Clipboard.h"
#include <string>
#include "cru/base/StringUtil.h"
#include "cru/base/log/Logger.h"
#include "cru/platform/gui/win/GodWindow.h"
#include "cru/platform/gui/win/UiApplication.h"
namespace cru::platform::gui::win {
WinClipboard::WinClipboard(WinUiApplication* application)
: application_(application) {}
WinClipboard::~WinClipboard() {}
std::string WinClipboard::GetText() {
auto god_window = application_->GetGodWindow();
if (!::OpenClipboard(god_window->GetHandle())) {
CRU_LOG_TAG_WARN("Failed to open clipboard.");
return {};
}
if (!::IsClipboardFormatAvailable(CF_UNICODETEXT)) {
CRU_LOG_TAG_WARN("Clipboard format for text is not available.");
return {};
}
auto handle = ::GetClipboardData(CF_UNICODETEXT);
if (handle == nullptr) {
CRU_LOG_TAG_WARN("Failed to get clipboard data.");
return {};
}
auto ptr = ::GlobalLock(handle);
if (ptr == nullptr) {
CRU_LOG_TAG_WARN("Failed to lock clipboard data.");
::CloseClipboard();
return {};
}
std::wstring result(static_cast<wchar_t*>(ptr));
::GlobalUnlock(handle);
::CloseClipboard();
return string::ToUtf8(result);
}
void WinClipboard::SetText(std::string utf8_text) {
auto text = string::ToUtf16(utf8_text);
auto god_window = application_->GetGodWindow();
if (!::OpenClipboard(god_window->GetHandle())) {
CRU_LOG_TAG_WARN("Failed to open clipboard.");
return;
}
auto handle = GlobalAlloc(GMEM_MOVEABLE, (text.size() + 1) * sizeof(wchar_t));
if (handle == nullptr) {
CRU_LOG_TAG_WARN("Failed to allocate clipboard data.");
::CloseClipboard();
return;
}
auto ptr = ::GlobalLock(handle);
if (ptr == nullptr) {
CRU_LOG_TAG_WARN("Failed to lock clipboard data.");
::GlobalFree(handle);
::CloseClipboard();
return;
}
std::memcpy(ptr, text.c_str(), (text.size() + 1) * sizeof(wchar_t));
::GlobalUnlock(handle);
if (::SetClipboardData(CF_UNICODETEXT, handle) == nullptr) {
CRU_LOG_TAG_WARN("Failed to set clipboard data.");
}
::CloseClipboard();
}
} // namespace cru::platform::gui::win
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