Function MsgThemeChanged

src/Notepad2.c:1491–1527

============================================================================= MsgThemeChanged() - Handle WM_THEMECHANGED

//
//
void MsgThemeChanged ( HWND hwnd, WPARAM wParam, LPARAM lParam )
{
    RECT rc, rc2;
    HINSTANCE hInstance = ( HINSTANCE ) ( INT_PTR ) GetWindowLongPtr ( hwnd, GWLP_HINSTANCE );
    // reinitialize edit frame
    if ( PrivateIsAppThemed() ) {
        bIsAppThemed = TRUE;
        SetWindowLongPtr ( hwndEdit, GWL_EXSTYLE, GetWindowLongPtr ( hwndEdit, GWL_EXSTYLE ) & ~WS_EX_CLIENTEDGE );
        SetWindowPos ( hwndEdit, NULL, 0, 0, 0, 0, SWP_NOZORDER | SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOSIZE );
        if ( IsVista() ) {
            cxEditFrame = 0;
            cyEditFrame = 0;
        } else {
            SetWindowPos ( hwndEditFrame, NULL, 0, 0, 0, 0, SWP_NOZORDER | SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED );
            GetClientRect ( hwndEditFrame, &rc );
            GetWindowRect ( hwndEditFrame, &rc2 );
            cxEditFrame = ( ( rc2.right - rc2.left ) - ( rc.right - rc.left ) ) / 2;
            cyEditFrame = ( ( rc2.bottom - rc2.top ) - ( rc.bottom - rc.top ) ) / 2;
        }
    } else {
        bIsAppThemed = FALSE;
        SetWindowLongPtr ( hwndEdit, GWL_EXSTYLE, WS_EX_CLIENTEDGE | GetWindowLongPtr ( hwndEdit, GWL_EXSTYLE ) );
        SetWindowPos ( hwndEdit, NULL, 0, 0, 0, 0, SWP_NOZORDER | SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED );
        cxEditFrame = 0;
        cyEditFrame = 0;
    }
    // recreate toolbar and statusbar
    Toolbar_GetButtons ( hwndToolbar, IDT_FILE_NEW, tchToolbarButtons, COUNTOF ( tchToolbarButtons ) );
    DestroyWindow ( hwndToolbar );
    DestroyWindow ( hwndReBar );
    DestroyWindow ( hwndStatus );
    CreateBars ( hwnd, hInstance );
    UpdateToolbar();
    GetClientRect ( hwnd, &rc );
    SendMessage ( hwnd, WM_SIZE, SIZE_RESTORED, MAKELONG ( rc.right, rc.bottom ) );
    UpdateStatusbar();
}


//=============================================================================