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Fix DPI scaling issues: dynamic status bar height and parts sizing #3

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Merged
ForLoopCodes merged 2 commits into from
Jan 30, 2026
Merged

Fix DPI scaling issues: dynamic status bar height and parts sizing #3

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59bda7d
Fix DPI scaling issues: dynamic status bar height and parts sizing
radami2006 Jan 29, 2026
25f5979
Fix DPI scaling issues: dynamic status bar height and parts sizing an…
radami2006 Jan 29, 2026
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60 changes: 49 additions & 11 deletions src/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -423,21 +423,58 @@ void UpdateStatus()

void SetupStatusBarParts()
{
RECT rc;
GetClientRect(g_hwndMain, &rc);
int w = rc.right;
int parts[] = {w - 240, w - 180, w - 80, -1};
SendMessageW(g_hwndStatus, SB_SETPARTS, 4, reinterpret_cast<LPARAM>(parts));
RECT rc;
GetClientRect(g_hwndMain, &rc);

HDC hdc = GetDC(g_hwndStatus);
HFONT hFont = (HFONT)SendMessageW(g_hwndStatus, WM_GETFONT, 0, 0);
HFONT old = (HFONT)SelectObject(hdc, hFont ? hFont : (HFONT)GetStockObject(DEFAULT_GUI_FONT));

auto textW = [&](const wchar_t* s) {
SIZE sz{};
GetTextExtentPoint32W(hdc, s, (int)wcslen(s), &sz);
return sz.cx + 24; // padding
};

int wZoom = textW(L" 500% ");
int wLE = textW(L" Windows (CRLF) ");
int wEnc = textW(L" UTF-8 with BOM ");

SelectObject(hdc, old);
ReleaseDC(g_hwndStatus, hdc);

int w = rc.right;
int parts[4];
parts[0] = w - (wEnc + wLE + wZoom);
parts[1] = w - (wLE + wZoom);
parts[2] = w - wZoom;
parts[3] = -1;

SendMessageW(g_hwndStatus, SB_SETPARTS, 4, (LPARAM)parts);
}

void ResizeControls()
{
RECT rc;
GetClientRect(g_hwndMain, &rc);
int statusH = g_state.showStatusBar ? 22 : 0;
MoveWindow(g_hwndEditor, 0, 0, rc.right, rc.bottom - statusH, TRUE);
SendMessageW(g_hwndStatus, WM_SIZE, 0, 0);
SetupStatusBarParts();
RECT rc;
GetClientRect(g_hwndMain, &rc);

int statusH = 0;
if (g_state.showStatusBar)
{
ShowWindow(g_hwndStatus, SW_SHOW);
SendMessageW(g_hwndStatus, WM_SIZE, 0, 0);

RECT rs;
GetWindowRect(g_hwndStatus, &rs);
statusH = rs.bottom - rs.top;
}
else
{
ShowWindow(g_hwndStatus, SW_HIDE);
}

MoveWindow(g_hwndEditor, 0, 0, rc.right, rc.bottom - statusH, TRUE);
SetupStatusBarParts();
}

void ApplyFont()
Expand Down Expand Up @@ -1905,6 +1942,7 @@ LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)

int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE, LPWSTR lpCmdLine, int nCmdShow)
{
SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
Gdiplus::GdiplusStartupInput gdiplusStartupInput;
Gdiplus::GdiplusStartup(&g_gdiplusToken, &gdiplusStartupInput, nullptr);
INITCOMMONCONTROLSEX icc = {sizeof(icc), ICC_BAR_CLASSES};
Expand Down