bsnes/hiro/windows/widget/line-edit.cpp

73 lines
1.8 KiB
C++
Executable File

#if defined(Hiro_LineEdit)
namespace hiro {
auto pLineEdit::construct() -> void {
hwnd = CreateWindowEx(
WS_EX_CLIENTEDGE, L"EDIT", L"",
WS_CHILD | WS_TABSTOP | ES_AUTOHSCROLL | ES_AUTOVSCROLL,
0, 0, 0, 0, _parentHandle(), nullptr, GetModuleHandle(0), 0
);
pWidget::construct();
setBackgroundColor(state().backgroundColor);
setEditable(state().editable);
setText(state().text);
}
auto pLineEdit::destruct() -> void {
if(backgroundBrush) { DeleteObject(backgroundBrush); backgroundBrush = 0; }
DestroyWindow(hwnd);
}
auto pLineEdit::minimumSize() const -> Size {
auto size = pFont::size(hfont, state().text ? state().text : " ");
return {size.width() + 12, size.height() + 10};
}
auto pLineEdit::setBackgroundColor(Color color) -> void {
if(backgroundBrush) { DeleteObject(backgroundBrush); backgroundBrush = 0; }
backgroundBrush = CreateSolidBrush(color ? CreateRGB(color) : GetSysColor(COLOR_WINDOW));
InvalidateRect(hwnd, 0, true);
}
auto pLineEdit::setEditable(bool editable) -> void {
SendMessage(hwnd, EM_SETREADONLY, editable == false, 0);
}
auto pLineEdit::setForegroundColor(Color color) -> void {
InvalidateRect(hwnd, 0, true);
}
auto pLineEdit::setText(const string& text) -> void {
auto lock = acquire();
SetWindowText(hwnd, utf16_t(text));
}
//
auto pLineEdit::onChange() -> void {
state().text = _text();
if(!locked()) self().doChange();
}
auto pLineEdit::windowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) -> maybe<LRESULT> {
if(msg == WM_KEYDOWN && wparam == VK_RETURN) {
self().doActivate();
}
return pWidget::windowProc(hwnd, msg, wparam, lparam);
}
//
auto pLineEdit::_text() -> string {
unsigned length = GetWindowTextLength(hwnd);
wchar_t text[length + 1];
GetWindowText(hwnd, text, length + 1);
text[length] = 0;
return (const char*)utf8_t(text);
}
}
#endif