bsnes/higan/phoenix/windows/widget/label.cpp

65 lines
2.0 KiB
C++
Executable File

Geometry pLabel::minimumGeometry() {
Geometry geometry = pFont::geometry(hfont, label.state.text);
return { 0, 0, geometry.width, geometry.height };
}
void pLabel::setText(const string &text) {
SetWindowText(hwnd, utf16_t(text));
InvalidateRect(hwnd, 0, false);
}
void pLabel::constructor() {
hwnd = CreateWindow(L"phoenix_label", L"", WS_CHILD, 0, 0, 0, 0, parentWindow->p.hwnd, (HMENU)id, GetModuleHandle(0), 0);
SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)&label);
setDefaultFont();
setText(label.state.text);
synchronize();
}
void pLabel::destructor() {
DestroyWindow(hwnd);
}
void pLabel::orphan() {
destructor();
constructor();
}
static LRESULT CALLBACK Label_windowProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) {
Window *window = (Window*)GetWindowLongPtr(GetParent(hwnd), GWLP_USERDATA);
Label *label = (Label*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
if(!window || !label) return DefWindowProc(hwnd, msg, wparam, lparam);
if(msg == WM_GETDLGCODE) {
return DLGC_STATIC | DLGC_WANTCHARS;
}
if(msg == WM_ERASEBKGND) {
//background is erased during WM_PAINT to prevent flickering
return TRUE;
}
if(msg == WM_PAINT) {
PAINTSTRUCT ps;
RECT rc;
BeginPaint(hwnd, &ps);
GetClientRect(hwnd, &rc);
FillRect(ps.hdc, &rc, window->p.brush ? window->p.brush : GetSysColorBrush(COLOR_3DFACE));
SetBkColor(ps.hdc, window->p.brush ? window->p.brushColor : GetSysColor(COLOR_3DFACE));
SelectObject(ps.hdc, ((Widget*)label)->p.hfont);
unsigned length = GetWindowTextLength(hwnd);
wchar_t text[length + 1];
GetWindowText(hwnd, text, length + 1);
text[length] = 0;
DrawText(ps.hdc, text, -1, &rc, DT_CALCRECT | DT_END_ELLIPSIS);
unsigned height = rc.bottom;
GetClientRect(hwnd, &rc);
rc.top = (rc.bottom - height) / 2;
rc.bottom = rc.top + height;
DrawText(ps.hdc, text, -1, &rc, DT_LEFT | DT_END_ELLIPSIS);
EndPaint(hwnd, &ps);
}
return DefWindowProc(hwnd, msg, wparam, lparam);
}