void SetPaddingXY(LabelWithCloseWnd *w, int x, int y)
{
w->padL = x;
w->padR = x;
w->padT = y;
w->padB = y;
ScheduleRepaint(w->hwnd);
}
void ShowFrameRate(FrameRateWnd *w, int frameRate)
{
if (w->frameRate == frameRate) {
return;
}
w->frameRate = frameRate;
SIZE s = GetIdealSize(w);
PositionWindow(w, s);
ScheduleRepaint(w->hwnd);
}
void SetTextCol(LabelWithCloseWnd *w, COLORREF c) {
w->txtCol = c;
ScheduleRepaint(w->hwnd);
}
void SetLabel(LabelWithCloseWnd *w, const WCHAR *label) {
win::SetText(w->hwnd, label);
ScheduleRepaint(w->hwnd);
}
static LRESULT CALLBACK WndProcLabelWithClose(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp) {
if (WM_ERASEBKGND == msg) {
return TRUE; // tells Windows we handle background erasing so it doesn't do it
}
LabelWithCloseWnd *w = nullptr;
if (WM_NCCREATE == msg) {
LPCREATESTRUCT lpcs = reinterpret_cast<LPCREATESTRUCT>(lp);
w = reinterpret_cast<LabelWithCloseWnd *>(lpcs->lpCreateParams);
w->hwnd = hwnd;
SetWindowLongPtr(hwnd, GWLP_USERDATA, reinterpret_cast<LPARAM>(w));
goto DoDefault;
} else {
w = reinterpret_cast<LabelWithCloseWnd *>(GetWindowLongPtr(hwnd, GWLP_USERDATA));
}
if (!w) {
goto DoDefault;
}
// to match other controls, preferred way is explict SetFont() call
if (WM_SETFONT == msg) {
SetFont(w, (HFONT)wp);
return 0;
}
if (WM_GETFONT == msg) {
return (LRESULT)w->font;
}
if (WM_SIZE == msg) {
int dx = LOWORD(lp);
int dy = HIWORD(lp);
CalcCloseButtonPos(w, dx, dy);
ScheduleRepaint(hwnd);
return 0;
}
if (WM_MOUSEMOVE == msg) {
ScheduleRepaint(w->hwnd);
if (IsMouseOverClose(w)) {
// ask for WM_MOUSELEAVE notifications
TRACKMOUSEEVENT tme = { 0 };
tme.cbSize = sizeof(tme);
tme.dwFlags = TME_LEAVE;
tme.hwndTrack = hwnd;
TrackMouseEvent(&tme);
}
goto DoDefault;
}
if (WM_MOUSELEAVE == msg) {
ScheduleRepaint(w->hwnd);
return 0;
}
if (WM_LBUTTONUP == msg) {
if (IsMouseOverClose(w)) {
HWND parent = GetParent(w->hwnd);
SendMessage(parent, WM_COMMAND, w->cmd, 0);
}
return 0;
}
if (WM_PAINT == msg) {
OnPaint(w);
return 0;
}
DoDefault:
return DefWindowProc(hwnd, msg, wp, lp);
}
static LRESULT CALLBACK WndProcSplitter(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp) {
if (WM_ERASEBKGND == msg) {
return TRUE; // tells Windows we handle background erasing so it doesn't do it
}
SplitterWnd *w = nullptr;
if (WM_NCCREATE == msg) {
LPCREATESTRUCT lpcs = reinterpret_cast<LPCREATESTRUCT>(lp);
w = reinterpret_cast<SplitterWnd *>(lpcs->lpCreateParams);
w->hwnd = hwnd;
SetWindowLongPtr(hwnd, GWLP_USERDATA, reinterpret_cast<LPARAM>(w));
goto Exit;
} else {
w = reinterpret_cast<SplitterWnd *>(GetWindowLongPtr(hwnd, GWLP_USERDATA));
}
if (!w) {
goto Exit;
}
if (WM_LBUTTONDOWN == msg) {
SetCapture(hwnd);
if (!w->isLive) {
if (w->parentClipsChildren) {
ToggleWindowStyle(GetParent(hwnd), WS_CLIPCHILDREN, false);
}
DrawResizeLine(w, false, true);
}
return 0;
}
if (WM_LBUTTONUP == msg) {
if (!w->isLive) {
DrawResizeLine(w, true, false);
if (w->parentClipsChildren) {
ToggleWindowStyle(GetParent(hwnd), WS_CLIPCHILDREN, true);
}
}
ReleaseCapture();
w->cb(w->ctx, true);
ScheduleRepaint(w->hwnd);
return 0;
}
if (WM_MOUSEMOVE == msg) {
LPWSTR curId = IDC_SIZENS;
if (SplitterVert == w->type) {
curId = IDC_SIZEWE;
}
if (hwnd == GetCapture()) {
bool resizingAllowed = w->cb(w->ctx, false);
if (!resizingAllowed) {
curId = IDC_NO;
} else if (!w->isLive) {
DrawResizeLine(w, true, true);
}
}
SetCursor(curId);
return 0;
}
if (WM_PAINT == msg) {
OnPaint(w);
return 0;
}
Exit:
return DefWindowProc(hwnd, msg, wp, lp);
}
void SetBgCol(SplitterWnd *w, COLORREF c) {
w->bgCol = c;
ScheduleRepaint(w->hwnd);
}