KSG-Framework/Fenster.cpp

#include "Fenster.h"

#include "AlphaFeld.h"
#include "Bild.h"
#include "Bildschirm.h"
#include "Globals.h"
#include "MausEreignis.h"
#include "Rahmen.h"
#include "Scroll.h"
#include "TastaturEreignis.h"
#include "Text.h"
#include "TextFeld.h"
#include "ToolTip.h"
#ifdef WIN32
#    include "Maus.h"
#endif
#include <iostream>

#include "Logging.h"
#include "Zeit.h"

using namespace Framework;
#ifdef WIN32
// Create window class
WNDCLASS Framework::F_Normal(HINSTANCE hInst) // Creates a normal window class
{
    if (!hInst) hInst = _hinst;
    WNDCLASS ret;
    ret.cbClsExtra = 0;
    ret.cbWndExtra = 0;
    ret.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    ret.hCursor = LoadCursor(NULL, IDC_ARROW);
    ret.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    ret.hInstance = hInst;
    ret.lpszMenuName = "";
    ret.lpfnWndProc = WindowProc;
    ret.style = CS_HREDRAW | CS_VREDRAW;
    return ret;
}

WNDCLASSEX Framework::F_NormalEx(HINSTANCE hInst)
{
    if (!hInst) hInst = _hinst;
    WNDCLASSEX ret;
    ret.cbSize = sizeof(WNDCLASSEX);
    ret.cbClsExtra = 0;
    ret.cbWndExtra = 0;
    ret.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    ret.hCursor = LoadCursor(NULL, IDC_ARROW);
    ret.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    ret.hInstance = hInst;
    ret.lpszMenuName = "";
    ret.lpfnWndProc = WindowProc;
    ret.style = CS_HREDRAW | CS_VREDRAW;
    ret.hIconSm = 0;
    return ret;
}

// WinAPI
LRESULT CALLBACK Framework::WindowProc(
    HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
{
    setShowCursor(cursorVisible);
    if (msgExit) return (DefWindowProc(hwnd, message, wparam, lparam));
    switch (message)
    {
    case WM_SETCURSOR: // Mouse cursor
        MausZeiger.update();
        return 0;
    case WM_SIZE: // Window
        if (wparam == SIZE_RESTORED) WFensterA.sendRestoreMessage(hwnd);
        break;
    case WM_CLOSE: // Close
        if (WFensterA.sendVSchliessMessage(hwnd)) return 0;
        break;
    case WM_DESTROY:
        if (WFensterA.sendNSchliessMessage(hwnd)) return 0;
        break;           // Mouse
    case WM_LBUTTONDOWN: // Left click
        {
            MausStand[M_Links] = 1;
            MausEreignis me = {ME_PLinks,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_RBUTTONDOWN: // Right click
        {
            MausStand[M_Rechts] = 1;
            MausEreignis me = {ME_PRechts,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MBUTTONDOWN: // Middle click
        {
            MausStand[M_Mitte] = 1;
            MausEreignis me = {ME_PMitte,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_LBUTTONUP: // Left release
        {
            MausStand[M_Links] = 0;
            MausEreignis me = {ME_RLinks,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_RBUTTONUP: // Right release
        {
            MausStand[M_Rechts] = 0;
            MausEreignis me = {ME_RRechts,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MBUTTONUP: // Middle release
        {
            MausStand[M_Mitte] = 0;
            MausEreignis me = {ME_RMitte,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_LBUTTONDBLCLK: // Left double click
        {
            MausEreignis me = {ME_DKLinks,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_RBUTTONDBLCLK: // Right double click
        {
            MausEreignis me = {ME_DKRechts,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MBUTTONDBLCLK: // Middle double click
        {
            MausEreignis me = {ME_DKMitte,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MOUSEHOVER: // Mouse enters window
        {
            MausTrack = 1;
            MausEreignis me = {ME_Betritt,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MOUSELEAVE: // Mouse leaves window
        {
            MausTrack = 1;
            MausEreignis me = {ME_Leaves,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MOUSEMOVE: // Mouse is moving
        {
            if (MausTrack)
            {
                TRACKMOUSEEVENT lptme;
                lptme.cbSize = sizeof(TRACKMOUSEEVENT);
                lptme.dwFlags = TME_HOVER | TME_LEAVE;
                lptme.dwHoverTime = 0;
                lptme.hwndTrack = hwnd;
                TrackMouseEvent(&lptme);
                MausTrack = 0;
            }
            MausEreignis me = {ME_Bewegung,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam),
                0,
                1,
                (int)LOWORD(lparam),
                (int)HIWORD(lparam)};
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
    case WM_MOUSEWHEEL: // Mouse scroll
        {
            Punkt pos = getMausPos();
            RECT r;
            GetWindowRect(hwnd, &r);
            pos.x -= r.left;
            pos.y -= r.top;
            MausEreignis me = {0, pos.x, pos.y, 0, 1, pos.x, pos.y};
            if ((int)(short)HIWORD(wparam) < 0)
                me.id = !getTastenStand(T_Shift) ? ME_DScroll : ME_RScroll;
            else
                me.id = !getTastenStand(T_Shift) ? ME_UScroll : ME_LScroll;
            WFensterA.sendMausMessage(hwnd, me);
            break;
        }
        // Keyboard
    case WM_KEYDOWN:
        {
            TastaturEreignis te = {
                TE_Press, {0, 0, 0},
                 0, 0
            };
            CalculateEnteredString((int)wparam, 0, te);
            WFensterA.sendTastaturMessage(hwnd, te);
            return 0;
        } // Key is pressed
    case WM_KEYUP:
        {
            TastaturEreignis te = {
                TE_Release, {0, 0, 0},
                 0, 0
            };
            CalculateEnteredString((int)wparam, HIWORD(lparam) & 0xFF, te);
            WFensterA.sendTastaturMessage(hwnd, te);
            return 0;
        } // Key is released
    }
    return (DefWindowProc(hwnd, message, wparam, lparam));
}

void Framework::StartNachrichtenSchleife()
{
    MSG msg;
    while (GetMessage(&msg, NULL, 0, 0) > 0 && !msgExit)
    {
        if (!msgExit)
        {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }
    msgExit = 0;
}

void Framework::StopNachrichtenSchleife(HWND hwnd)
{
    msgExit = 1;
    PostMessage(hwnd, WM_MOUSELEAVE, 0, 0);
}

void Framework::CalculateEnteredString(
    int virtualKeyCode, int scanCode, TastaturEreignis& te)
{
    memset(te.taste, 0, sizeof(te.taste));
    te.virtualKey = virtualKeyCode;
#    ifdef WIN32
    unsigned char keyState[256];
    memset(keyState, 0, sizeof(keyState));
    if (GetKeyboardState(keyState))
    {
        unsigned short str[2] = {0, 0};
        int count = ToAscii(virtualKeyCode, scanCode, keyState, str, 0);
        if (count == 1 && (str[0] & 0xFF) == str[0])
            te.taste[0] = (unsigned char)str[0];
        else if (count == 2 && (str[0] & 0xFF) == str[0]
                 && (str[1] & 0xFF) == str[1])
            te.taste[0] = (unsigned char)str[0],
            te.taste[1] = (unsigned char)str[1];
    }
#    endif // WIN32
}

// Contents of the WFenster class from Fenster.h
// Constructor
WFenster::WFenster()
    : ReferenceCounter(),
      hWnd(0),
      style(0),
      makParam(0),
      sakParam(0),
      takParam(0),
      mausAktion(0),
      vCloseAktion(0),
      nCloseAktion(0),
      tastaturAktion(0),
      screen(0),
      mx(-1),
      my(-1),
      verschiebbar(0),
      rahmen(0),
      bitmap(0),
      hdc(0)
{
    WFensterA.addFenster(this);
}

WFenster::WFenster(HWND hwnd)
    : WFenster()
{
    hWnd = hwnd;
}

// Destructor
WFenster::~WFenster()
{
    if (WFensterA.removeFenster(this))
    {
        WFensterA.del();
    }
    if (hWnd) zerstoeren();
    if (screen) screen->release();
}

// non-constant
void WFenster::erstellen(int style, WNDCLASS wc) // Creates a window in Windows
{
    if (!GetClassInfo(wc.hInstance, wc.lpszClassName, &wc))
    {
#    pragma warning(suppress : 6102)
        if (!RegisterClass(&wc)) // Register window class
        {
            MessageBox(hWnd,
                "Fehler beim Registrieren der Fensterklasse!",
                "Error",
                MB_ICONERROR); // Error message on failure
            return;
        }
    }

    hWnd = CreateWindow(wc.lpszClassName,
        wc.lpszClassName,
        style,
        0,
        0,
        0,
        0,
        0,
        0,
        wc.hInstance,
        0); // Create window

    if (hWnd == 0)
    {
        MessageBox(hWnd,
            "Fehler beim erstellen des Fensters!",
            "Error",
            MB_ICONERROR); // Error message on failure
        return;
    }
    this->style = style;
}

void WFenster::erstellenEx(
    int exStyle, int style, WNDCLASSEX wc) // Create the window
{
    if (!GetClassInfoEx(wc.hInstance, wc.lpszClassName, &wc))
    {
#    pragma warning(suppress : 6102)
        if (!RegisterClassEx(&wc)) // Register window class
        {
            MessageBox(hWnd,
                "Fehler beim Registrieren der Fensterklasse!",
                "Error",
                MB_ICONERROR); // Error message on failure
            return;
        }
    }

    hWnd = CreateWindowEx(exStyle,
        wc.lpszClassName,
        wc.lpszClassName,
        style,
        0,
        0,
        0,
        0,
        0,
        0,
        wc.hInstance,
        0); // Create window

    if (hWnd == 0)
    {
        MessageBox(hWnd,
            "Fehler beim erstellen des Fensters!",
            "Error",
            MB_ICONERROR); // Error message on failure
        return;
    }
    this->style = style;
}

void WFenster::setAnzeigeModus(int mod) // Display window
{
    if (rahmen)
    {
        if (mod == 2)
            ShowWindow(rahmen, 0);
        else
            ShowWindow(rahmen, mod);
    }
    ShowWindow(hWnd, mod);
}

bool WFenster::setFokus() // Sets the focus on the window
{
    DWORD dwCurrentThread = GetCurrentThreadId();
    DWORD dwFGThread = GetWindowThreadProcessId(GetForegroundWindow(), NULL);
    AttachThreadInput(dwCurrentThread, dwFGThread, TRUE);
    SetFocus(hWnd);
    AttachThreadInput(dwCurrentThread, dwFGThread, FALSE);
    SetWindowPos(hWnd,
        HWND_TOPMOST,
        0,
        0,
        0,
        0,
        SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW);
    SetWindowPos(hWnd,
        HWND_NOTOPMOST,
        0,
        0,
        0,
        0,
        SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW);
    return GetFocus() == hWnd;
}

void WFenster::setPosition(const Punkt& p) // Window position
{
    setPosition(p.x, p.y);
}

void WFenster::setPosition(int x, int y)
{
    RECT r;
    GetWindowRect(hWnd, &r); // Find previous position
    RECT res;
    res.left = x, res.top = y, res.right = r.right - r.left,
    res.bottom = r.bottom - r.top;
    AdjustWindowRect(&res, style, 0);
    SetWindowPos(hWnd,
        0,
        res.left,
        res.top,
        res.right,
        res.bottom,
        0); // Change position
}

void WFenster::setSize(Punkt& g) // Window size
{
    RECT r;
    GetWindowRect(hWnd, &r); // Find previous size
    RECT res;
    res.left = r.left, res.top = r.top, res.right = g.x, res.bottom = g.y;
    AdjustWindowRect(&res, style, 0);
    SetWindowPos(
        hWnd, 0, res.left, res.top, res.right, res.bottom, 0); // Change size
}

void WFenster::setSize(int breite, int hoehe)
{
    RECT r;
    GetWindowRect(hWnd, &r); // Find previous size
    RECT res;
    res.left = r.left, res.top = r.top, res.right = breite, res.bottom = hoehe;
    AdjustWindowRect(&res, style, 0);
    SetWindowPos(
        hWnd, 0, res.left, res.top, res.right, res.bottom, 0); // Change size
}

void WFenster::setBounds(
    const Punkt& p, const Punkt& g) // sets size and position
{
    SetWindowPos(hWnd, 0, p.x, p.y, g.x, g.y, 0); // Change size and position
}

void WFenster::setBildschirm(Bildschirm* screen)
{
    if (this->screen) this->screen->release();
    this->screen = screen;
}

void WFenster::zerstoeren()
{
    DestroyWindow(hWnd);
    hWnd = 0;
    if (rahmen) DestroyWindow(rahmen);
    rahmen = 0;
    if (bitmap) DeleteObject(bitmap);
    bitmap = 0;
    if (hdc) DeleteDC(hdc);
    hdc = 0;
}

void WFenster::doMausAktion(MausEreignis& me)
{
    if (!mausAktion || !mausAktion(makParam, this, me)) return;
    if (screen && me.id != ME_Betritt && me.id != ME_Leaves)
    {
        screen->doMausEreignis(me);
        if (!me.verarbeitet && verschiebbar)
        {
            if (mx != -1 && my != -1) // move
            {
                RECT r;
                if (rahmen)
                {
                    GetWindowRect(rahmen, &r);
                    r.right -= r.left, r.bottom -= r.top;
                    r.left += me.mx - mx;
                    r.top += me.my - my;
                    SetWindowPos(rahmen,
                        0,
                        r.left,
                        r.top,
                        r.right,
                        r.bottom,
                        0); // Set position
                }
                GetWindowRect(hWnd, &r);              // Find previous position
                r.right -= r.left, r.bottom -= r.top; // Update position
                r.left += me.mx - mx;
                r.top += me.my - my;
                SetWindowPos(hWnd,
                    0,
                    r.left,
                    r.top,
                    r.right,
                    r.bottom,
                    0); // Set position
            }
            else if (me.id == ME_PLinks) // start moving
                mx = me.mx, my = me.my;
            if (me.id == ME_RLinks) // stop moving
                mx = -1, my = -1;
            me.verarbeitet = 1;
        }
    }
}

void WFenster::doVSchliessAktion()
{
    if (!vCloseAktion) return;
    vCloseAktion(sakParam, this);
}

void WFenster::doNSchliessAktion()
{
    if (!nCloseAktion) return;
    nCloseAktion(sakParam, this);
}

void WFenster::doTastaturAktion(TastaturEreignis& te)
{
    if (!tastaturAktion || !tastaturAktion(takParam, this, te)) return;
    if (screen) screen->doTastaturEreignis(te);
}

void WFenster::doRestoreMessage() // makes the border visible
{
    if (rahmen) ShowWindow(rahmen, 1);
    ShowWindow(hWnd, 1);
}

void WFenster::setMausEreignisParameter(
    void* p) // sets the mouse event parameter
{
    makParam = p;
}

void WFenster::setSchliessEreignisParameter(
    void* p) // sets the close event parameter
{
    sakParam = p;
}

void WFenster::setTastaturEreignisParameter(
    void* p) // sets the keyboard event parameter
{
    takParam = p;
}

void WFenster::setMausAktion(MausAktion mausAk)
{
    mausAktion = mausAk;
}

void WFenster::setVSchliessAktion(std::function<void(void*, void*)> vSchliessAk)
{
    vCloseAktion = vSchliessAk;
}

void WFenster::setNSchliessAktion(std::function<void(void*, void*)> nSchliessAk)
{
    nCloseAktion = nSchliessAk;
}

void WFenster::setTastaturAktion(TastaturAktion tastaturAk)
{
    tastaturAktion = tastaturAk;
}

void WFenster::setFensterHandle(HWND hWnd) // sets the operation window
{
    this->hWnd = hWnd;
}

void WFenster::setVerschiebbar(
    bool verschiebbar) // determines whether the window can be
                       // moved by dragging with the mouse
{
    this->verschiebbar = verschiebbar;
}

void WFenster::ladeRahmenFenster(Bild* zBild,
    HINSTANCE hinst) // sets a transparent border around the window
{
    if (!zBild) return;
    // Create window
    WNDCLASSEX wcl = {0};
    wcl.cbSize = sizeof(wcl);
    wcl.style = CS_HREDRAW | CS_VREDRAW;
    wcl.lpfnWndProc = WindowProc;
    wcl.cbClsExtra = 0;
    wcl.cbWndExtra = 0;
    wcl.hInstance = hinst;
    wcl.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    wcl.hCursor = LoadCursor(NULL, IDC_ARROW);
    wcl.hbrBackground = NULL;
    wcl.lpszMenuName = NULL;
    wcl.lpszClassName = TEXT("LayeredWindowClass");
    wcl.hIconSm = NULL;

    // Create bitmap
    hdc = CreateCompatibleDC(NULL);
    if (!hdc) return;
    BITMAPINFO info;
    info.bmiHeader.biSize = sizeof(info.bmiHeader);
    info.bmiHeader.biBitCount = 32;
    info.bmiHeader.biWidth = zBild->getBreite();
    info.bmiHeader.biHeight = -zBild->getHeight();
    info.bmiHeader.biCompression = BI_RGB;
    info.bmiHeader.biPlanes = 1;
    unsigned char* pPixels = 0;
    bitmap
        = CreateDIBSection(hdc, &info, DIB_RGB_COLORS, (void**)&pPixels, 0, 0);
    if (!bitmap) DeleteDC(hdc);
    GdiFlush();
    // Fill bitmap
    int pitch = ((zBild->getBreite() * 32 + 31) & ~31) >> 3;
    unsigned char* pRow = 0;
    int* buffer = zBild->getBuffer();
    for (int i = 0; i < zBild->getHeight(); ++i)
    {
        pRow = &pPixels[i * pitch];
        for (int i2 = 0; i2 < zBild->getBreite(); ++i2)
        {
            pRow[i2 * 4]
                = (unsigned char)((buffer[i2 + i * zBild->getBreite()] >> 16)
                                  & 0xFF);
            pRow[i2 * 4 + 1]
                = (unsigned char)((buffer[i2 + i * zBild->getBreite()] >> 8)
                                  & 0xFF);
            pRow[i2 * 4 + 2]
                = (unsigned char)((buffer[i2 + i * zBild->getBreite()]) & 0xFF);
            pRow[i2 * 4 + 3]
                = (unsigned char)((buffer[i2 + i * zBild->getBreite()] >> 24)
                                  & 0xFF);
        }
    }
    // Calculate alpha
    unsigned char* pPixel = 0;
    if (zBild->getBreite() * 4 == pitch)
    {
        int i = 0;
        int totalBytes = zBild->getBreite() * zBild->getHeight() * 4;

        for (i = 0; i < totalBytes; i += 4)
        {
            pPixel = &pPixels[i];
            pPixel[0] *= (unsigned char)((float)pPixel[3] / 255.0f);
            pPixel[1] *= (unsigned char)((float)pPixel[3] / 255.0f);
            pPixel[2] *= (unsigned char)((float)pPixel[3] / 255.0f);
        }
    }
    else
    {
        int x = 0;
        int y = 0;

        for (y = 0; y < zBild->getHeight(); ++y)
        {
            for (x = 0; x < zBild->getBreite(); ++x)
            {
                pPixel = &pPixels[(y * pitch) + (x * 4)];
                pPixel[0] *= (unsigned char)((float)pPixel[3] / 255.0f);
                pPixel[1] *= (unsigned char)((float)pPixel[3] / 255.0f);
                pPixel[2] *= (unsigned char)((float)pPixel[3] / 255.0f);
            }
        }
    }
    // Continue creating window
    if (RegisterClassEx(&wcl))
    {
        rahmen = CreateWindowEx(WS_EX_TOOLWINDOW | WS_EX_LAYERED,
            wcl.lpszClassName,
            TEXT("Transparentes Fenster"),
            WS_POPUP,
            0,
            0,
            zBild->getBreite(),
            zBild->getHeight(),
            0,
            0,
            wcl.hInstance,
            0);
        if (rahmen)
        {
            // draw
            HDC h = 0;
            if ((h = GetDC(rahmen)) && bitmap)
            {
                HGDIOBJ hPrevObj = NULL;
                POINT ptDest = {0, 0};
                POINT ptSrc = {0, 0};
                SIZE client = {zBild->getBreite(), zBild->getHeight()};
                BLENDFUNCTION blendFunc = {AC_SRC_OVER, 0, 255, AC_SRC_ALPHA};

                hPrevObj = SelectObject(hdc, bitmap);
                ClientToScreen(rahmen, &ptDest);

                UpdateLayeredWindow(rahmen,
                    h,
                    &ptDest,
                    &client,
                    hdc,
                    &ptSrc,
                    0,
                    &blendFunc,
                    ULW_ALPHA);

                SelectObject(hdc, hPrevObj);
                ReleaseDC(rahmen, h);
            }
            UpdateWindow(rahmen);
            Punkt pos = getPosition() + (getGroesse() - zBild->getSize()) / 2;
            SetWindowPos(rahmen,
                0,
                pos.x,
                pos.y,
                zBild->getBreite(),
                zBild->getHeight(),
                0);
        }
    }
}

// constant
Punkt WFenster::getPosition() const // returns the position
{
    RECT r;
    GetWindowRect(hWnd, &r); // Find position
    return {r.left, r.top};
}

Punkt WFenster::getGroesse() const // returns the size
{
    RECT r;
    GetWindowRect(hWnd, &r); // Find size
    return {r.right - r.left, r.bottom - r.top};
}

Punkt WFenster::getKoerperGroesse() const // returns the window body size
{
    RECT r;
    GetClientRect(hWnd, &r); // Find size
    return {r.right - r.left, r.bottom - r.top};
}

int WFenster::getKoerperBreite() const // returns the window body width
{
    RECT r;
    GetClientRect(hWnd, &r); // Find size
    return r.right;
}

int WFenster::getKoerperHoehe() const // returns the window body height
{
    RECT r;
    GetClientRect(hWnd, &r); // Find size
    return r.bottom;
}

HWND WFenster::getFensterHandle() const // returns a handle to the window
{
    return hWnd;
}

bool WFenster::hatMausAktion() const
{
    return mausAktion != 0;
}

bool WFenster::hatVSchliessAktion() const
{
    return vCloseAktion != 0;
}

bool WFenster::hatNSchliessAktion() const
{
    return nCloseAktion != 0;
}

bool WFenster::hatTastaturAktion() const
{
    return tastaturAktion != 0;
}

Bildschirm* WFenster::getBildschirm() const
{
    if (!screen) return 0;
    return dynamic_cast<Bildschirm*>(screen->getThis());
}

Bildschirm* WFenster::zBildschirm() const
{
    return screen;
}

bool WFenster::istVerschiebbar()
    const // checks if the window can be moved by dragging with the mouse
{
    return verschiebbar;
}

// Contents of the WFensterArray class from Fenster.h
// Constructor
WFensterArray::WFensterArray()
    : next(0),
      This(0)
{}

// Destructor
WFensterArray::~WFensterArray()
{
    if (next) delete next;
}

// add und remove
bool WFensterArray::addFenster(WFenster* fenster)
{
    if (fenster == This) return 0;
    if (!This)
    {
        This = fenster;
        return 1;
    }
    if (!next) next = new WFensterArray();
    return next->addFenster(fenster);
}

bool WFensterArray::removeFenster(WFenster* fenster)
{
    if (fenster == This) return 1;
    if (!next) return 0;
    if (next->removeFenster(fenster))
    {
        WFensterArray* tmp = next->getNext();
        next->setNext0();
        delete next;
        next = tmp;
    }
    return 0;
}

WFensterArray* WFensterArray::getNext()
{
    return next;
}

void WFensterArray::setNext0()
{
    next = 0;
}

void WFensterArray::del()
{
    if (next)
    {
        This = next->getThis();
        WFensterArray* tmp = next->getNext();
        next->setNext0();
        delete next;
        next = tmp;
    }
    else
        This = 0;
}

// Messages
bool WFensterArray::sendVSchliessMessage(HWND hwnd)
{
    if (!This) return 0;
    bool ret = 0;
    if (This->getFensterHandle() == hwnd && This->hatVSchliessAktion())
    {
        This->doVSchliessAktion();
        ret = 1;
    }
    if (!next) return ret;
    return ret || next->sendVSchliessMessage(hwnd);
}

bool WFensterArray::sendNSchliessMessage(HWND hwnd)
{
    if (!This) return 0;
    bool ret = 0;
    if (This->getFensterHandle() == hwnd && This->hatNSchliessAktion())
    {
        This->doNSchliessAktion();
        ret = 1;
    }
    if (!next) return ret;
    return ret || next->sendNSchliessMessage(hwnd);
}

bool WFensterArray::sendMausMessage(HWND hwnd, MausEreignis& me)
{
    if (!This) return 0;
    bool ret = 0;
    if (This->getFensterHandle() == hwnd && This->hatMausAktion())
    {
        This->doMausAktion(me);
        ret = 1;
    }
    if (!next) return ret;
    return ret || next->sendMausMessage(hwnd, me);
}

bool WFensterArray::sendTastaturMessage(HWND hwnd, TastaturEreignis& te)
{
    if (!This) return 0;
    bool ret = 0;
    if (This->getFensterHandle() == hwnd && This->hatTastaturAktion())
    {
        This->doTastaturAktion(te);
        ret = 1;
    }
    if (!next) return ret;
    return ret || next->sendTastaturMessage(hwnd, te);
}

bool WFensterArray::sendRestoreMessage(HWND hwnd)
{
    if (!This) return 0;
    bool ret = 0;
    if (This->getFensterHandle() == hwnd && This->hatMausAktion())
    {
        This->doRestoreMessage();
        ret = 1;
    }
    if (!next) return ret;
    return ret || next->sendRestoreMessage(hwnd);
}

WFenster* WFensterArray::getThis()
{
    return This;
}

// WMessageBox
void Framework::WMessageBox(HWND hWnd, Text* titel, Text* meldung, UINT style)
{
    MessageBox(
        hWnd, meldung->getText(), titel->getText(), style); // Message Box
    titel->release();
    meldung->release();
}
#endif

// Contents of the Fenster class from Fenster.h
// Constructor
Fenster::Fenster()
    : Zeichnung(),
      closingMe(0),
      closingMeParam(0),
      rahmen(0),
      titel(0),
      members(new RCArray<Zeichnung>()),
      bgBodyColor(0xFF000000),
      bgBodyPicture(0),
      bodyBuffer(0),
      bgClosingFarbe(0xFF000000),
      bgClosingBild(0),
      closeBuffer(0),
      closeKlickBuffer(0),
      vScroll(0),
      hScroll(0),
      kMin(0, 0),
      kMax(0, 0),
      closeKlick(0),
      klick(0),
      moving(0),
      mx(0),
      my(0)
{
    style = Style::MEIgnoreVerarbeitet | Style::MEIgnoreSichtbar
          | Style::MEIgnoreParentInside | Style::MEIgnoreInside;
    this->setMausEreignis(_ret1ME);
    this->setTastaturEreignis(_ret1TE);
    min = Punkt(0, 0), max = Punkt(0, 0);
}

// Destructor
Fenster::~Fenster()
{
    if (rahmen) rahmen->release();
    if (titel) titel->release();
    members->release();
    if (bodyBuffer) bodyBuffer->release();
    if (bgBodyPicture) bgBodyPicture->release();
    if (bgClosingBild) bgClosingBild->release();
    if (closeBuffer) closeBuffer->release();
    if (closeKlickBuffer) closeKlickBuffer->release();
    if (vScroll) vScroll->release();
    if (hScroll) hScroll->release();
}

void Fenster::doMausEreignis(MausEreignis& me, bool userRet)
{
    if (me.id == ME_Leaves)
    {
        if (closeKlick != 0) rend = 1;
        closeKlick = 0, klick = 0;
    }
    if (hatStyleNicht(Style::Sichtbar) || !me.insideParent || me.verarbeitet
        || me.mx < 0 || me.my < 0 || me.mx >= gr.x || me.my >= gr.y || !userRet)
    {
        bool insideParent = me.insideParent;
        bool verarbeitet = me.verarbeitet;
        me.verarbeitet |= hatStyleNicht(Style::Sichtbar);
        me.insideParent = 0;
        int rbr = 0;
        if (hatStyle(Style::Rahmen) && rahmen) rbr = rahmen->getRBreite();
        int th = 0;
        if (hatStyle(Style::Titel) && titel) th = titel->getHeight();
        me.mx -= rbr;
        me.my -= rbr + th;
        if (hatStyle(Style::VScroll) && vScroll) me.my += vScroll->getScroll();
        if (hatStyle(Style::HScroll) && hScroll) me.mx += hScroll->getScroll();
        if (me.id != ME_Betritt && me.id != ME_Leaves)
        {
            for (int i = members->getEintragAnzahl() - 1; i >= 0; i--)
                members->z(i)->doPublicMausEreignis(me);
        }
        me.mx += rbr;
        me.my += rbr + th;
        if (hatStyle(Style::VScroll) && vScroll) me.my -= vScroll->getScroll();
        if (hatStyle(Style::HScroll) && hScroll) me.mx -= hScroll->getScroll();
        me.insideParent = insideParent;
        if (hatStyleNicht(Style::Sichtbar)) me.verarbeitet = verarbeitet;
        if (!moving) return;
    }
    bool mvtmp = me.verarbeitet;
    if (hatStyleNicht(Style::Erlaubt)) me.verarbeitet = 1;
    int rbr = 0;
    if (hatStyle(Style::Rahmen) && rahmen) rbr = rahmen->getRBreite();
    int th = 0;
    if (hatStyle(Style::Titel) && titel) th = titel->getHeight();
    bool hSc = hatStyle(Style::HScroll) && hScroll;
    bool vSc = hatStyle(Style::VScroll) && vScroll;
    if (me.id == ME_Bewegung && moving && getMausStand(M_Links))
    {
        if (hatStyle(Style::Beweglich) || hatStyle(Style::HeightChangeable)
            || hatStyle(Style::BreiteChangeable)
            || hatStyle(Style::TitelHeightChangeable))
        {
            bool ret1 = 0;
            bool mset = 0;
            int schi = 0;
            int scbr = 0;
            if (hSc)
            {
                schi = 15;
            }
            if (vSc)
            {
                scbr += 15;
            }
            bool minXb, maxXb, minYb, maxYb;
            bool kMinXb, kMaxXb, kMinYb, kMaxYb;
            minXb = hatStyle(Style::MinBr);
            maxXb = hatStyle(Style::MaxBr);
            minYb = hatStyle(Style::MinHi);
            maxYb = hatStyle(Style::MaxHi);
            kMinXb = hatStyle(Style::BodyMinBr);
            kMaxXb = hatStyle(Style::BodyMaxBr);
            kMinYb = hatStyle(Style::BodyMinHi);
            kMaxYb = hatStyle(Style::BodyMaxHi);
            int fMinBr = rbr * 2 + scbr;
            if (minXb) fMinBr = fMinBr < min.x ? min.x : fMinBr;
            if (kMinXb)
                fMinBr = fMinBr < (rbr * 2 + kMin.x + scbr)
                           ? (rbr * 2 + kMin.x + scbr)
                           : fMinBr;
            int fMinHi = rbr * 2 + th + schi;
            if (minYb) fMinHi = fMinHi < min.y ? min.y : fMinHi;
            if (kMinYb)
                fMinHi = fMinHi < (rbr * 2 + kMin.y + th + schi)
                           ? (rbr * 2 + kMin.y + th + schi)
                           : fMinHi;
            int fMaxBr = 0;
            if (maxXb) fMaxBr = max.x;
            if (kMaxXb)
                fMaxBr = fMaxBr < (rbr * 2 + kMax.x + scbr)
                           ? (rbr * 2 + kMax.x + scbr)
                           : fMaxBr;
            int fMaxHi = 0;
            if (maxYb) fMaxHi = max.y;
            if (kMaxYb)
                fMaxHi = fMaxHi < (rbr * 2 + kMax.y + th + schi)
                           ? (rbr * 2 + kMax.y + th + schi)
                           : fMaxHi;
            minXb |= kMinXb, maxXb |= kMaxXb, minYb |= kMinYb, maxYb |= kMaxYb;
            if (hatStyle(Style::HeightChangeable))
            {
                if ((moving | 0x1) == moving) // top
                {
                    pos.y -= my - me.my;
                    gr.y += my - me.my;
                    if (gr.y < fMinHi)
                    {
                        pos.y -= fMinHi - gr.y;
                        gr.y = fMinHi;
                    }
                    else if (maxYb && gr.y > fMaxHi)
                    {
                        pos.y -= gr.y - fMaxHi;
                        gr.y = fMaxHi;
                    }
                    else if (vSc)
                        vScroll->getScrollData()->anzeige = gr.y;
                    rend = 1;
                    ret1 = 1;
                }
                else if ((moving | 0x2) == moving) // bottom
                {
                    gr.y += me.my - my;
                    if (gr.y < fMinHi)
                        gr.y = fMinHi;
                    else if (maxYb && gr.y > fMaxHi)
                        gr.y = fMaxHi;
                    else
                    {
                        mset = 1;
                        if (vSc) vScroll->getScrollData()->anzeige = gr.y;
                    }
                    rend = 1;
                    ret1 = 1;
                }
            }
            if (hatStyle(Style::BreiteChangeable))
            {
                if ((moving | 0x4) == moving) // left
                {
                    pos.x -= mx - me.mx;
                    gr.x += mx - me.mx;
                    if (gr.x < fMinBr)
                    {
                        pos.x -= fMinBr - gr.x;
                        gr.x = fMinBr;
                    }
                    else if (maxXb && gr.x > fMaxBr)
                    {
                        pos.x -= gr.x - fMaxBr;
                        gr.x = fMaxBr;
                    }
                    else if (hSc)
                        hScroll->getScrollData()->anzeige = gr.x;
                    rend = 1;
                    ret1 = 1;
                }
                else if ((moving | 0x8) == moving) // right
                {
                    gr.x += me.mx - mx;
                    if (gr.x < rbr * 2 + fMinBr)
                        gr.x = rbr * 2 + fMinBr;
                    else if (maxXb && gr.x > fMaxBr)
                        gr.x = fMaxBr;
                    else
                    {
                        mset = 1;
                        if (hSc) hScroll->getScrollData()->anzeige = gr.x;
                    }
                    rend = 1;
                    ret1 = 1;
                }
            }
            if (hatStyle(Style::TitelHeightChangeable) && titel
                && (moving | 0x10) == moving) // titel height
            {
                int maxTh = gr.y - rbr * 2 - schi;
                if (kMaxYb)
                    maxTh = maxTh < (gr.x - rbr * 2 - kMin.y)
                              ? maxTh
                              : (gr.x - rbr * 2 - kMin.y);
                if (hatStyle(Style::Closable))
                    maxTh = (gr.x - th - 5 - rbr * 2 - me.my + my) < 0 ? th
                                                                       : maxTh;
                titel->setSize(
                    titel->getBreite(), titel->getHeight() + me.my - my);
                if (titel->getHeight() > maxTh)
                    titel->setSize(titel->getBreite(), maxTh);
                else if (titel->getHeight() < 5)
                    titel->setSize(titel->getBreite(), 5);
                else
                    mset = 1;
                rend = 1;
                ret1 = 1;
            }
            if (ret1)
            {
                if (mset) mx = me.mx, my = me.my;
                me.verarbeitet = 1;
            }
            if (hatStyle(Style::Beweglich) && (moving | 0x20) == moving) // move
            {
                pos.x += me.mx - mx;
                pos.y += me.my - my;
                rend = 1;
                ret1 = 1;
            }
            if (ret1) me.verarbeitet = 1;
        }
    }
    if (me.id == ME_RLinks)
    {
        if (closeKlick) rend = 1;
        closeKlick = 0, klick = 0;
        moving = 0;
        mx = -1, my = -1;
    }
    if (me.id == ME_Leaves)
    {
        if (closeKlick != 0) rend = 1;
        closeKlick = 0, klick = 0;
    }
    if (hatStyleNicht(Style::Sichtbar) || !me.insideParent || me.verarbeitet
        || me.mx < 0 || me.my < 0 || me.mx >= gr.x || me.my >= gr.y || !userRet)
        return;
    if (!me.verarbeitet)
    {
        if (hatStyle(Style::Closable) && me.my <= th + rbr
            && me.mx >= gr.x + rbr - th && me.my >= rbr && me.mx <= gr.x - rbr)
        {
            if (!closingMe || closingMe(closingMeParam, this, me))
            {
                if (me.id == ME_PLinks)
                {
                    closeKlick = 1;
                    rend = 1;
                }
                if (!closeKlick && MausStand[M_Links])
                {
                    closeKlick = 1;
                    rend = 1;
                }
                me.verarbeitet = 1;
            }
        }
        else if (closeKlick)
        {
            closeKlick = 0;
            rend = 1;
        }
        if (me.id == ME_PLinks && !closeKlick)
        {
            klick = 1;
            mx = me.mx, my = me.my;
            if (me.mx >= 0 && me.mx < gr.x && me.my >= 0 && me.my < rbr + 5
                && !hatStyle(Style::TopPositionFixed))
                moving |= 0x1;
            if (me.mx >= 0 && me.mx < gr.x && me.my >= gr.y - (rbr + 5)
                && me.my < gr.y && !hatStyle(Style::BottomPositionFixed))
                moving |= 0x2;
            if (me.mx >= 0 && me.mx < rbr + 5 && me.my >= 0 && me.my < gr.y
                && !hatStyle(Style::LeftPositionFixed))
                moving |= 0x4;
            if (me.mx >= gr.x - rbr - 5 && me.mx < gr.x && me.my >= 0
                && me.my < gr.y && !hatStyle(Style::RightPositionFixed))
                moving |= 0x8;
            if (titel && me.mx >= 0 && me.mx < gr.x
                && me.my >= titel->getHeight()
                && me.my < titel->getHeight() + 2 * (rbr + 5))
                moving |= 0x10;
            if (titel && me.mx >= 0 && me.mx < gr.x && me.my >= rbr + 5
                && me.my < titel->getHeight())
                moving |= 0x20;
        }
    }
    if (vSc)
    {
        vScroll->doMausMessage(
            gr.x - rbr - 15, rbr + th, 15, gr.y - rbr * 2 - th, me);
        if (hSc)
            hScroll->doMausMessage(
                rbr, gr.y - rbr - 15, gr.x - rbr * 2 - 15, 15, me);
    }
    else if (hSc)
        hScroll->doMausMessage(rbr, gr.y - rbr - 15, gr.x - rbr * 2, 15, me);
    me.mx -= rbr;
    me.my -= rbr + th;
    if (hatStyle(Style::VScroll) && vScroll) me.my += vScroll->getScroll();
    if (hatStyle(Style::HScroll) && hScroll) me.mx += hScroll->getScroll();
    if (me.id != ME_Betritt && me.id != ME_Leaves)
    {
        for (int i = members->getEintragAnzahl() - 1; i >= 0; i--)
            members->z(i)->doPublicMausEreignis(me);
    }
    me.mx += rbr;
    me.my += rbr + th;
    if (hatStyle(Style::VScroll) && vScroll) me.my -= vScroll->getScroll();
    if (hatStyle(Style::HScroll) && hScroll) me.mx -= hScroll->getScroll();
    if (hatStyleNicht(Style::METransparenz)) me.verarbeitet = 1;
    if (hatStyleNicht(Style::Erlaubt)) me.verarbeitet = mvtmp;
}

// non-const
// -- Border --
void Fenster::setRahmenZ(Rahmen* ram) // sets the border
{
    if (rahmen) rahmen->release();
    rahmen = ram;
    rend = 1;
}

void Fenster::setRFarbe(int f) // sets the border color
{
    if (!rahmen) rahmen = new LRahmen();
    rahmen->setFarbe(f);
    rend = 1;
}

void Fenster::setRBreite(int br) // sets the border width
{
    if (!rahmen) rahmen = new LRahmen();
    rahmen->setRamenBreite(br);
    rend = 1;
}

// -- Title --
void Fenster::setTitel(Text* txt) // sets the title
{
    if (!titel) titel = new TextFeld();
    titel->setText(txt);
    rend = 1;
}

void Fenster::setTitelZ(Text* txt)
{
    if (!titel) titel = new TextFeld();
    titel->setTextZ(txt);
    rend = 1;
}

void Fenster::setTitel(const char* txt)
{
    if (!titel) titel = new TextFeld();
    titel->setText(txt);
    rend = 1;
}

void Fenster::setTTextFeldZ(TextFeld* tf) // sets the title text field
{
    if (titel) titel->release();
    titel = tf;
    rend = 1;
}

// -- Font --
void Fenster::setTSchriftZ(Schrift* schrift) // sets the title font
{
    if (!titel) titel = new TextFeld();
    titel->setSchriftZ(schrift);
    rend = 1;
}

void Fenster::setTSFarbe(int f) // sets the title font color
{
    if (!titel) titel = new TextFeld();
    titel->setSchriftFarbe(f);
    rend = 1;
}

void Fenster::setTSSize(int gr) // sets the title font size
{
    if (!titel) titel = new TextFeld();
    titel->setSchriftSize((unsigned char)gr);
    rend = 1;
}

// -- Title Background --
void Fenster::setTBgFarbe(int f) // sets title background color
{
    if (!titel) titel = new TextFeld();
    titel->setHintergrundFarbe(f);
    rend = 1;
}

// -- Title AlphaFeld --
void Fenster::setTAlphaFeldZ(AlphaFeld* af) // sets the title AlphaFeld
{
    if (!titel) titel = new TextFeld();
    titel->setAlphaFeldZ(af);
    rend = 1;
}

void Fenster::setTAfFarbe(int f) // sets the title AlphaFeld color
{
    if (!titel) titel = new TextFeld();
    titel->setAlphaFeldFarbe(f);
    rend = 1;
}

void Fenster::setTAfStrength(int st) // sets the strength of the title AlphaFeld
{
    if (!titel) titel = new TextFeld();
    titel->setAlphaFeldStrength(st);
    rend = 1;
}

// -- Title Background Image --
void Fenster::setTBgBild(Bild* b) // sets the title background image
{
    if (!titel) titel = new TextFeld();
    titel->setHintergrundBild(b);
    rend = 1;
}

void Fenster::setTBgBildZ(Bild* b)
{
    if (!titel) titel = new TextFeld();
    titel->setHintergrundBildZ(b);
    rend = 1;
}

// -- Title Border --
void Fenster::setTRahmenZ(Rahmen* ram) // sets the title border
{
    if (!titel) titel = new TextFeld();
    titel->setRahmenZ(ram);
    rend = 1;
}

void Fenster::setTRFarbe(int f) // sets the title border color
{
    if (!titel) titel = new TextFeld();
    titel->setRahmenFarbe(f);
    rend = 1;
}

void Fenster::setTRBreite(int br) // sets the title border width
{
    if (!titel) titel = new TextFeld();
    titel->setRahmenBreite(br);
    rend = 1;
}

// -- Body Background --
void Fenster::setKBgFarbe(int f) // sets the body background color
{
    bgBodyColor = f;
    rend = 1;
}

// -- Body Background Image --
void Fenster::setKBgBild(Bild* b) // sets the body background image
{
    if (!bgBodyPicture) bgBodyPicture = new Bild();
    bgBodyPicture->neuBild(b->getBreite(), b->getHeight(), 0);
    int* buff1 = bgBodyPicture->getBuffer();
    int* buff2 = b->getBuffer();
    int gr = bgBodyPicture->getBreite() * bgBodyPicture->getHeight();
    for (int i = 0; i < gr; ++i)
        buff1[i] = buff2[i];
    b->release();
    rend = 1;
}

void Fenster::setKBgBildZ(Bild* b)
{
    if (bgBodyPicture) bgBodyPicture->release();
    bgBodyPicture = b;
    rend = 1;
}

// -- Body AlphaFeld --
void Fenster::setKAlphaFeldZ(AlphaFeld* af) // sets the body AlphaFeld
{
    if (bodyBuffer) bodyBuffer->release();
    bodyBuffer = af;
    rend = 1;
}

void Fenster::setKAfFarbe(int f) // sets body AlphaFeld color
{
    if (!bodyBuffer) bodyBuffer = new AlphaFeld();
    bodyBuffer->setFarbe(f);
    rend = 1;
}

void Fenster::setKAfStrength(int st) // sets the strength of the body AlphaFeld
{
    if (!bodyBuffer) bodyBuffer = new AlphaFeld();
    bodyBuffer->setStrength(st);
    rend = 1;
}

// -- Close --
void Fenster::setClosingMeParam(void* param)
{
    closingMeParam = param;
}

void Fenster::setClosingMe(MausAktion closingMe) // sets the close mouse event
{
    this->closingMe = closingMe;
}

// -- Close Background --
void Fenster::setSBgFarbe(int f) // sets the close background color
{
    bgClosingFarbe = f;
    rend = 1;
}

// -- Close Background Image --
void Fenster::setSBgBild(Bild* b) // sets the close background image
{
    if (!bgClosingBild) bgClosingBild = new Bild();
    bgClosingBild->neuBild(b->getBreite(), b->getHeight(), 0);
    int* buff1 = bgClosingBild->getBuffer();
    int* buff2 = b->getBuffer();
    int gr = bgClosingBild->getBreite() * bgClosingBild->getHeight();
    for (int i = 0; i < gr; ++i)
        buff1[i] = buff2[i];
    b->release();
    rend = 1;
}

void Fenster::setSBgBildZ(Bild* b)
{
    if (bgClosingBild) bgClosingBild->release();
    bgClosingBild = b;
    rend = 1;
}

// -- Close AlphaFeld --
void Fenster::setSAlphaFeldZ(AlphaFeld* af) // sets the close AlphaFeld
{
    if (closeBuffer) closeBuffer->release();
    closeBuffer = af;
    rend = 1;
}

void Fenster::setSAfFarbe(int f) // sets the color of the close AlphaFeld
{
    if (!closeBuffer) closeBuffer = new AlphaFeld();
    closeBuffer->setFarbe(f);
    rend = 1;
}

void Fenster::setSAfStrength(int st) // sets the strength of the close AlphaFeld
{
    if (!closeBuffer) closeBuffer = new AlphaFeld();
    closeBuffer->setStrength(st);
    rend = 1;
}

// -- Close Click AlphaFeld --
void Fenster::setSKAlphaFeldZ(AlphaFeld* af) // sets the close click AlphaFeld
{
    if (closeKlickBuffer) closeKlickBuffer->release();
    closeKlickBuffer = af;
    rend = 1;
}

void Fenster::setSKAfFarbe(int f) // sets the color of the close click AlphaFeld
{
    if (!closeKlickBuffer) closeKlickBuffer = new AlphaFeld();
    closeKlickBuffer->setFarbe(f);
    rend = 1;
}

void Fenster::setSKAfStrength(
    int st) // sets the strength of the close click AlphaFeld
{
    if (!closeKlickBuffer) closeKlickBuffer = new AlphaFeld();
    closeKlickBuffer->setStrength(st);
    rend = 1;
}

// -- min max --
void Fenster::setMin(int mx, int my) // sets the minimum window size
{
    min.x = mx;
    min.y = my;
}

void Fenster::setMin(const Punkt& min)
{
    this->min = min;
}

void Fenster::setMax(int mx, int my) // sets the maximum window size
{
    max.x = mx;
    max.y = my;
}

void Fenster::setMax(const Punkt& max)
{
    this->max = max;
}

void Fenster::setKMin(int mx, int my) // sets the minimum body size
{
    kMin.x = mx;
    kMin.y = my;
}

void Fenster::setKMin(const Punkt& min)
{
    kMin = min;
}

void Fenster::setKMax(int mx, int my) // sets the maximum body size
{
    kMax.x = mx;
    kMax.y = my;
}

void Fenster::setKMax(const Punkt& max)
{
    kMax = max;
}

// -- scroll --
void Fenster::setHScrollBarZ(
    HScrollBar* hScroll) // sets the horizontal scroll bar
{
    if (this->hScroll) this->hScroll->release();
    this->hScroll = hScroll;
    rend = 1;
}

void Fenster::setVScrollBarZ(
    VScrollBar* vScroll) // sets the vertical scroll bar
{
    if (this->vScroll) this->vScroll->release();
    this->vScroll = vScroll;
    rend = 1;
}

void Fenster::setHSBMax(int max) // sets the scroll maximum
{
    if (!hScroll) hScroll = new HScrollBar();
    int rbr = 0;
    if (hatStyle(Style::Rahmen) && rahmen) rbr = rahmen->getRBreite();
    int vsh = 0;
    if (hatStyle(Style::VScroll) && vScroll) vsh = 15;
    hScroll->update(max, gr.x - rbr * 2 - vsh);
    rend = 1;
}

void Fenster::setVSBMax(int max)
{
    if (!vScroll) vScroll = new VScrollBar();
    int rbr = 0;
    int th = 0;
    if (hatStyle(Style::Rahmen) && rahmen) rbr = rahmen->getRBreite();
    if (hatStyle(Style::Titel) && titel) th = titel->getHeight();
    int hsh = 0;
    if (hatStyle(Style::HScroll) && hScroll) hsh = 15;
    vScroll->update(max, gr.y - rbr * 2 - th - hsh);
    rend = 1;
}

void Fenster::setHSBScroll(int scroll) // sets the current scroll position
{
    if (!hScroll) hScroll = new HScrollBar();
    hScroll->scroll(scroll);
    rend = 1;
}

void Fenster::setVSBScroll(int scroll)
{
    if (!vScroll) vScroll = new VScrollBar();
    vScroll->scroll(scroll);
    rend = 1;
}

void Framework::Fenster::updateHScroll()
{
    if (hScroll)
    {
        hScroll->update(getNeededChildWidth(), getInnenBreite());
    }
}

void Framework::Fenster::updateVScroll()
{
    if (vScroll)
    {
        vScroll->update(getNeededChildHeight(), getInnenHeight());
    }
}

// -- Members --
void Fenster::addMember(Zeichnung* obj) // adds a member
{
    members->add(obj);
    rend = 1;
}

void Framework::Fenster::setMemberIndex(Zeichnung* zMember, int index)
{
    if (index < 0 || index >= members->getEintragAnzahl()) return;
    int currentIndex = members->indexOf(zMember);
    members->setPosition(currentIndex, index);
}

void Fenster::removeMember(Zeichnung* zObj) // removes a member
{
    for (int i = 0; i < members->getEintragAnzahl(); i++)
    {
        if (members->z(i) == zObj)
        {
            members->remove(i);
            rend = 1;
        }
    }
}

void Fenster::removeAll()
{
    members->leeren();
    rend = 1;
}

// -- Messages --
bool Fenster::tick(double tickval) // tick
{
    if (hatStyle(Style::Sichtbar))
    {
        for (Zeichnung* i : *members)
            rend |= i->tick(tickval);
    }
    else
    {
        for (Zeichnung* i : *members)
            i->tick(tickval);
    }
    if (vScroll && hatStyle(Style::VScroll)) rend |= vScroll->getRend();
    if (hScroll && hatStyle(Style::HScroll)) rend |= hScroll->getRend();
    return Zeichnung::tick(tickval);
}

void Fenster::doTastaturEreignis(TastaturEreignis& te)
{
    bool ntakc = !te.verarbeitet;
    if (hatStyle(Style::Sichtbar))
    {
        if (te.verarbeitet)
        {
            for (int i = members->getEintragAnzahl() - 1; i >= 0; i--)
                members->z(i)->doTastaturEreignis(te);
        }
        else
        {
            if (tak && tak(takParam, this, te))
            {
                for (int i = members->getEintragAnzahl() - 1; i >= 0; i--)
                    members->z(i)->doTastaturEreignis(te);
            }
        }
    }
    if (ntakc && te.verarbeitet && nTak)
        te.verarbeitet = nTak(ntakParam, this, te);
}

// -- Render --
void Fenster::render(Bild& zRObj) // draws to zRObj
{
    if (hatStyle(Style::Sichtbar))
    {
        lockZeichnung();
        if (!zRObj.setDrawOptions(pos, gr))
        {
            unlockZeichnung();
            return;
        }
        Zeichnung::render(zRObj);
        int rbr = 0;
        if (hatStyle(Style::Rahmen) && rahmen)
        {
            rahmen->setSize(gr);
            rahmen->render(zRObj);
            rbr = rahmen->getRBreite();
        }
        int th = 0;
        if (titel)
            titel->setStyle(TextFeld::Style::Sichtbar, hatStyle(Style::Titel));
        if (hatStyle(Style::Titel) && titel)
        {
            titel->setStyle(TextFeld::Style::Hintergrund,
                hatStyle(Style::TitelHintergrund));
            titel->setStyle(
                TextFeld::Style::HAlpha, hatStyle(Style::TitelHAlpha));
            titel->setStyle(
                TextFeld::Style::HBild, hatStyle(Style::TitelHBild));
            titel->setStyle(
                TextFeld::Style::Buffered, hatStyle(Style::TitelBuffered));
            th = titel->getHeight();
            if (!zRObj.setDrawOptions(rbr, rbr, gr.x - rbr * 2, th))
            {
                zRObj.releaseDrawOptions();
                unlockZeichnung();
                return;
            }
            int sbr = 0;
            if (hatStyle(Style::Closable))
            {
                sbr = th;
                if (hatStyle(Style::ClosingHintergrund))
                {
                    if (hatStyle(Style::ClosingHAlpha))
                        zRObj.alphaRegion(
                            gr.x - th - rbr * 2, 0, th, th, bgClosingFarbe);
                    else
                        zRObj.fillRegion(
                            gr.x - th - rbr * 2, 0, th, th, bgClosingFarbe);
                    if (hatStyle(Style::ClosingHBild) && bgClosingBild)
                    {
                        if (hatStyle(Style::ClosingHAlpha))
                            zRObj.alphaBild(
                                gr.x - th - rbr * 2, 0, th, th, *bgClosingBild);
                        else
                            zRObj.drawBild(
                                gr.x - th - rbr * 2, 0, th, th, *bgClosingBild);
                    }
                }
                if (!hatStyle(Style::ClosingHBild) || !bgClosingBild)
                {
                    zRObj.drawLinie(Punkt(gr.x - th - rbr * 2, 0),
                        Punkt(gr.x - rbr * 2, th),
                        0xFFFFFFFF);
                    zRObj.drawLinie(Punkt(gr.x - rbr * 2, 0),
                        Punkt(gr.x - th - rbr * 2, th),
                        0xFFFFFFFF);
                }
                if (hatStyle(Style::ClosingBuffer) && closeBuffer)
                {
                    closeBuffer->setPosition(gr.x - th - rbr * 2, 0);
                    closeBuffer->setSize(th, th);
                    closeBuffer->render(zRObj);
                }
                if (hatStyle(Style::ClosingKlickBuffer) && closeKlickBuffer
                    && closeKlick)
                {
                    closeKlickBuffer->setPosition(gr.x - th - rbr * 2, 0);
                    closeKlickBuffer->setSize(th, th);
                    closeKlickBuffer->render(zRObj);
                }
            }
            if (!hatStyle(Style::CustomTitle))
                titel->setSize(gr.x - rbr * 2 - sbr, th);
            titel->render(zRObj);
            zRObj.releaseDrawOptions();
        }
        bool vSc = hatStyle(Style::VScroll) && vScroll;
        bool hSc = hatStyle(Style::HScroll) && hScroll;
        if (vSc)
        {
            vScroll->render(
                gr.x - rbr - 15, rbr + th, 15, gr.y - rbr * 2 - th, zRObj);
            if (hSc)
                hScroll->render(
                    rbr, gr.y - rbr - 15, gr.x - rbr * 2 - 15, 15, zRObj);
        }
        else if (hSc)
            hScroll->render(rbr, gr.y - rbr - 15, gr.x - rbr * 2, 15, zRObj);
        int x = rbr;
        int y = rbr + th;
        int br = gr.x - rbr * 2;
        int hi = gr.y - rbr * 2 - th;
        if (vSc) br -= 15;
        if (hSc) hi -= 15;
        if (!zRObj.setDrawOptions(x, y, br, hi))
        {
            zRObj.releaseDrawOptions();
            unlockZeichnung();
            return;
        }
        if (hatStyle(Style::BodyHintergrund))
        {
            if (hatStyle(Style::BodyHAlpha))
                zRObj.alphaRegion(0, 0, br, hi, bgBodyColor);
            else
                zRObj.fillRegion(0, 0, br, hi, bgBodyColor);
            if (hatStyle(Style::BodyHBild) && bgBodyPicture)
            {
                if (hatStyle(Style::BodyHAlpha))
                    zRObj.alphaBild(0, 0, br, hi, *bgBodyPicture);
                else
                    zRObj.drawBild(0, 0, br, hi, *bgBodyPicture);
            }
        }
        if (hatStyle(Style::BodyBuffered) && bodyBuffer)
        {
            bodyBuffer->setSize(br, hi);
            bodyBuffer->render(zRObj);
        }
        if (!vSc && !hSc)
        {
            for (Zeichnung* i : *members)
                i->render(zRObj);
        }
        else
        {
            zRObj.addScrollOffset(
                hSc ? hScroll->getScroll() : 0, vSc ? vScroll->getScroll() : 0);
            for (Zeichnung* i : *members)
                i->render(zRObj);
        }
        zRObj.releaseDrawOptions();
        zRObj.releaseDrawOptions();
        unlockZeichnung();
    }
}

// constant
// Returns the width of the interior area of the drawing in pixels
int Fenster::getInnenBreite() const
{
    return getBreite() - 2 * getRBreite();
}

// Returns the height of the interior area of the drawing in pixels
int Fenster::getInnenHeight() const
{
    int th = 0;
    if (hatStyle(Style::Titel) && titel) th += titel->getHeight();
    return getHeight() - 2 * getRBreite() - th;
}

// -- Border --
Rahmen* Fenster::getRahmen() const // returns the border
{
    if (!rahmen) return 0;
    return dynamic_cast<Rahmen*>(rahmen->getThis());
}

Rahmen* Fenster::zRahmen() const
{
    return rahmen;
}

int Fenster::getRFarbe() const // returns the border color
{
    if (!rahmen) return 0;
    return rahmen->getFarbe();
}

int Fenster::getRBreite() const // returns the border width
{
    if (!rahmen || hatStyleNicht(Style::Rahmen)) return 0;
    return rahmen->getRBreite();
}

// -- Title --
Text* Fenster::getTitel() const // returns the title
{
    if (!titel) return 0;
    return titel->getText();
}

Text* Fenster::zTitel() const
{
    if (!titel) return 0;
    return titel->zText();
}

TextFeld* Fenster::getTTextFeld() const // returns the title text field
{
    if (!titel) return 0;
    return dynamic_cast<TextFeld*>(titel->getThis());
}

TextFeld* Fenster::zTTextFeld() const
{
    return titel;
}

// -- Title Font --
Schrift* Fenster::getTSchrift() const // returns the title font
{
    if (!titel) return 0;
    return titel->getSchrift();
}

Schrift* Fenster::zTSchrift() const
{
    if (!titel) return 0;
    return titel->zSchrift();
}

int Fenster::getTSFarbe() const // returns the title font color
{
    if (!titel) return 0;
    return titel->getSchriftFarbe();
}

int Fenster::getTSSize() const // returns the title font size
{
    if (!titel) return 0;
    return titel->getSchriftSize();
}

// -- Title Background --
int Fenster::getTBgFarbe() const // returns the title background color
{
    if (!titel) return 0;
    return titel->getHintergrundFarbe();
}

// -- Title AlphaFeld --
AlphaFeld* Fenster::getTAlphaFeld() const // returns the title AlphaFeld
{
    if (!titel) return 0;
    return titel->getAlphaFeld();
}

AlphaFeld* Fenster::zTAlphaFeld() const
{
    if (!titel) return 0;
    return titel->zAlphaFeld();
}

int Fenster::getTAfFarbe() const // returns the color of the title AlphaFeld
{
    if (!titel) return 0;
    return titel->getAlphaFeldFarbe();
}

int Fenster::getTAfStrength()
    const // returns the strength of the title AlphaFeld
{
    if (!titel) return 0;
    return titel->getAlphaFeldStrength();
}

// -- Title Background Image --
Bild* Fenster::getTBgBild() const // returns the title background image
{
    if (!titel) return 0;
    return titel->getHintergrundBild();
}

Bild* Fenster::zTBgBild() const
{
    if (!titel) return 0;
    return titel->zHintergrundBild();
}

// -- Title Border --
Rahmen* Fenster::getTRahmen() const // returns the title border
{
    if (!titel) return 0;
    return titel->getRahmen();
}

Rahmen* Fenster::zTRahmen() const
{
    if (!titel) return 0;
    return titel->zRahmen();
}

int Fenster::getTRFarbe() const // returns the title border color
{
    if (!titel) return 0;
    return titel->getRahmenFarbe();
}

int Fenster::getTRBreite() const // returns the title border width
{
    if (!titel) return 0;
    return titel->getRahmenBreite();
}

// -- Body Background --
int Fenster::getKBgFarbe() const // returns the body background color
{
    return bgBodyColor;
}

// -- Body Background Image --
Bild* Fenster::getKBgBild() const // returns the body background image
{
    if (!bgBodyPicture) return 0;
    return dynamic_cast<Bild*>(bgBodyPicture->getThis());
}

Bild* Fenster::zKBgBild() const
{
    return bgBodyPicture;
}

// -- Body AlphaFeld --
AlphaFeld* Fenster::getKAlphaFeld() const // returns the body AlphaFeld
{
    if (!bodyBuffer) return 0;
    return dynamic_cast<AlphaFeld*>(bodyBuffer->getThis());
}

AlphaFeld* Fenster::zKAlphaFeld() const
{
    return bodyBuffer;
}

int Fenster::getKAfFarbe() const // returns the body AlphaFeld color
{
    if (!bodyBuffer) return 0;
    return bodyBuffer->getFarbe();
}

int Fenster::getKAfStrength()
    const // returns the strength of the body AlphaFeld
{
    if (!bodyBuffer) return 0;
    return bodyBuffer->getStrength();
}

// -- Close Background --
int Fenster::getSBgFarbe() const // returns the close background color
{
    return bgClosingFarbe;
}

// -- Close Background Image --
Bild* Fenster::getSBgBild() const // returns the close background image
{
    if (!bgClosingBild) return 0;
    return dynamic_cast<Bild*>(bgClosingBild->getThis());
}

Bild* Fenster::zSBgBild() const
{
    return bgClosingBild;
}

// -- Close AlphaFeld --
AlphaFeld* Fenster::getSAlphaFeld() const // returns the close AlphaFeld
{
    if (!closeBuffer) return 0;
    return dynamic_cast<AlphaFeld*>(closeBuffer->getThis());
}

AlphaFeld* Fenster::zSAlphaFeld() const
{
    return closeBuffer;
}

int Fenster::getSAfFarbe() const // returns the close AlphaFeld color
{
    if (!closeBuffer) return 0;
    return closeBuffer->getFarbe();
}

int Fenster::getSAfStrength()
    const // returns the strength of the close AlphaFeld
{
    if (!closeBuffer) return 0;
    return closeBuffer->getStrength();
}

// -- Close Click AlphaFeld --
AlphaFeld* Fenster::getSKAlphaFeld() const // returns the close click AlphaFeld
{
    if (!closeKlickBuffer) return 0;
    return dynamic_cast<AlphaFeld*>(closeKlickBuffer->getThis());
}

AlphaFeld* Fenster::zSKAlphaFeld() const
{
    return closeKlickBuffer;
}

int Fenster::getSKAfFarbe() const // returns the close click AlphaFeld color
{
    if (!closeKlickBuffer) return 0;
    return closeKlickBuffer->getFarbe();
}

int Fenster::getSKAfStrength()
    const // returns the strength of the close click AlphaFeld
{
    if (!closeKlickBuffer) return 0;
    return closeKlickBuffer->getStrength();
}

// -- min max --
const Punkt& Fenster::getMin() const // returns the minimum window size
{
    return min;
}

const Punkt& Fenster::getMax() const // returns the maximum window size
{
    return max;
}

const Punkt& Fenster::getKMin() const // returns the minimum body size
{
    return kMin;
}

const Punkt& Fenster::getKMax() const // returns the maximum body size
{
    return kMax;
}

// -- scroll --
VScrollBar* Fenster::getVScrollBar() const // returns the vertical scroll bar
{
    if (!vScroll) return 0;
    return dynamic_cast<VScrollBar*>(vScroll->getThis());
}

VScrollBar* Fenster::zVScrollBar() const
{
    return vScroll;
}

HScrollBar* Fenster::getHScrollBar() const // returns the horizontal scroll bar
{
    if (!hScroll) return 0;
    return dynamic_cast<HScrollBar*>(hScroll->getThis());
}

HScrollBar* Fenster::zHScrollBar() const
{
    return hScroll;
}

// -- Members --
const RCArray<Zeichnung>& Fenster::getMembers() const // returns the members
{
    return *members;
}

int Framework::Fenster::getNeededChildWidth() const
{
    int max = 0;
    for (Zeichnung* z : *members)
    {
        if (z->getX() + z->getBreite() > max) max = z->getX() + z->getBreite();
    }
    return max;
}

int Framework::Fenster::getNeededChildHeight() const
{
    int max = 0;
    for (Zeichnung* z : *members)
    {
        if (z->getY() + z->getHeight() > max) max = z->getY() + z->getHeight();
    }
    return max;
}

// -- Copy --
Zeichnung* Fenster::dublizieren() const // Creates a copy of the window
{
    Fenster* ret = new Fenster();
    ret->setPosition(pos);
    ret->setSize(gr);
    ret->setMausEreignisParameter(makParam);
    ret->setTastaturEreignisParameter(takParam);
    ret->setMausEreignis(mak);
    ret->setTastaturEreignis(tak);
    if (toolTip) ret->setToolTipZ((ToolTip*)toolTip->dublizieren());
    ret->setStyle(style);
    ret->setClosingMeParam(closingMeParam);
    ret->setClosingMe(closingMe);
    if (rahmen)
    {
        ret->setRBreite(rahmen->getRBreite());
        ret->setRFarbe(rahmen->getFarbe());
    }
    if (titel) ret->setTTextFeldZ((TextFeld*)titel->dublizieren());
    ret->setKBgFarbe(bgBodyColor);
    if (bgBodyPicture)
        ret->setKBgBild(dynamic_cast<Bild*>(bgBodyPicture->getThis()));
    if (bodyBuffer)
    {
        ret->setKAfFarbe(bodyBuffer->getFarbe());
        ret->setKAfStrength(bodyBuffer->getStrength());
    }
    ret->setSBgFarbe(bgClosingFarbe);
    if (bgClosingBild)
        ret->setSBgBild(dynamic_cast<Bild*>(bgClosingBild->getThis()));
    if (closeBuffer)
    {
        ret->setSAfFarbe(closeBuffer->getFarbe());
        ret->setSAfStrength(closeBuffer->getStrength());
    }
    if (closeKlickBuffer)
    {
        ret->setSKAfFarbe(closeKlickBuffer->getFarbe());
        ret->setSKAfStrength(closeKlickBuffer->getStrength());
    }
    if (vScroll)
    {
        ret->setVSBMax(vScroll->getScrollData()->max);
        ret->setVSBScroll(vScroll->getScroll());
    }
    if (hScroll)
    {
        ret->setHSBMax(hScroll->getScrollData()->max);
        ret->setHSBScroll(hScroll->getScroll());
    }
    ret->setMin(min);
    ret->setMax(max);
    ret->setKMin(kMin);
    ret->setKMax(kMax);
    return ret;
}