mirror of https://github.com/bsnes-emu/bsnes.git
71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
#if defined(Hiro_Label)
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namespace hiro {
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auto pLabel::construct() -> void {
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hwnd = CreateWindow(L"hiroLabel", L"",
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WS_CHILD,
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0, 0, 0, 0, _parentHandle(), nullptr, GetModuleHandle(0), 0);
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SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)&reference);
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pWidget::_setState();
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setAlignment(state().alignment);
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setText(state().text);
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}
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auto pLabel::destruct() -> void {
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DestroyWindow(hwnd);
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}
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auto pLabel::minimumSize() const -> Size {
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auto size = pFont::size(hfont, state().text);
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return {size.width(), size.height()};
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}
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auto pLabel::setAlignment(Alignment alignment) -> void {
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InvalidateRect(hwnd, 0, false);
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}
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auto pLabel::setText(const string& text) -> void {
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SetWindowText(hwnd, utf16_t(text));
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InvalidateRect(hwnd, 0, false);
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}
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static auto CALLBACK Label_windowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) -> LRESULT {
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auto label = (mLabel*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
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if(!label) return DefWindowProc(hwnd, msg, wparam, lparam);
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auto window = label->parentWindow(true);
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if(!window) return DefWindowProc(hwnd, msg, wparam, lparam);
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switch(msg) {
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case WM_GETDLGCODE: return DLGC_STATIC | DLGC_WANTCHARS;
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case WM_ERASEBKGND: return true;
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case WM_PAINT: {
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PAINTSTRUCT ps;
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BeginPaint(hwnd, &ps);
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RECT rc;
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GetClientRect(hwnd, &rc);
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DrawThemeParentBackground(hwnd, ps.hdc, &rc);
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SetBkMode(ps.hdc, TRANSPARENT);
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SelectObject(ps.hdc, label->self()->hfont);
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unsigned length = GetWindowTextLength(hwnd);
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wchar_t text[length + 1];
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GetWindowText(hwnd, text, length + 1);
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text[length] = 0;
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DrawText(ps.hdc, text, -1, &rc, DT_CALCRECT | DT_END_ELLIPSIS);
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unsigned height = rc.bottom;
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GetClientRect(hwnd, &rc);
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rc.top = (rc.bottom - height) / 2;
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rc.bottom = rc.top + height;
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DrawText(ps.hdc, text, -1, &rc, DT_LEFT | DT_END_ELLIPSIS);
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EndPaint(hwnd, &ps);
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return false;
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}
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}
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return DefWindowProc(hwnd, msg, wparam, lparam);
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}
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}
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#endif
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