changed mod menu to use gdi

Minecraft.Client/Common/UI/UIScene_ModsMenu.cpp

@@ -3,139 +3,462 @@
 #include "UIScene_ModsMenu.h"
 #include "ModLoader.h"
 #include <windows.h>
-#include <commctrl.h>
 #include <string>
+#include <vector>
 
-#pragma comment(lib, "comctl32.lib")
-
-#define IDC_MODLIST     1001
-#define IDC_CLOSE       1002
-#define IDC_MOD_NAME    1003
-#define IDC_MOD_ID      1004
-#define IDC_MOD_AUTHOR  1005
-#define IDC_MOD_VERSION 1006
-#define IDC_MOD_DESC    1007
-#define IDC_MINI_X      1008
-
-#define MC_BLACK     RGB(0, 0, 0)
-#define MC_DARK_GRY  RGB(33, 33, 33)
+// ---------------------------------------------------------------------------
+// Colours
+// ---------------------------------------------------------------------------
+#define MC_DARK_GRY  RGB(33,  33,  33)
+#define MC_MID_GRY   RGB(50,  50,  50)
 #define MC_LIGHT_GRY RGB(198, 198, 198)
-#define MC_SEL_BLU   RGB(60, 60, 60)
+#define MC_SEL_BLU   RGB(60,  60,  60)
+#define MC_WHITE     RGB(255, 255, 255)
+#define MC_BORDER    RGB(80,  80,  80)
+#define MC_HOVER     RGB(80,  80,  80)
+#define MC_PRESS     RGB(30,  30,  30)
+#define MC_SCROLLBAR RGB(100, 100, 100)
 
-static HWND g_hModsWindow = nullptr;
-static HWND g_hList = nullptr;
+// ---------------------------------------------------------------------------
+// Layout constants
+// ---------------------------------------------------------------------------
+#define WW          1200
+#define WH          600
+
+#define LIST_X      20
+#define LIST_Y      20
+#define LIST_W      300
+#define LIST_H      480
+#define ITEM_H      32
+
+#define INFO_X      340
+#define INFO_W      820
+
+#define BTN_X       340
+#define BTN_Y       520
+#define BTN_W       200
+#define BTN_H       40
+
+// ---------------------------------------------------------------------------
+// Global state
+// ---------------------------------------------------------------------------
+static HWND              g_hWnd = nullptr;
 static UIScene_ModsMenu* g_pScene = nullptr;
-static HBRUSH g_hBackBrush = nullptr;
-static HBRUSH g_hSelBrush = nullptr;
 
+static HBRUSH g_hBackBrush = nullptr;
+static HFONT  g_hFont = nullptr;
+static HFONT  g_hFontBold = nullptr;
+
+static std::vector<std::string> g_modNames;
+
+static int  g_selIdx = -1;
+static int  g_listScroll = 0;
+
+static std::string g_iName, g_iId, g_iAuthor, g_iVersion, g_iDesc;
+
+static int  g_descScroll = 0;
+static int  g_descTextH = 0;
+
+static bool g_btnHover = false;
+static bool g_btnPress = false;
+
+static bool g_trackingMouse = false;
+
+// ---------------------------------------------------------------------------
+// Helpers
+// ---------------------------------------------------------------------------
+static void Redraw() { if (g_hWnd) InvalidateRect(g_hWnd, nullptr, FALSE); }
+
+static RECT RectOf(int x, int y, int w, int h) { return { x, y, x + w, y + h }; }
+
+static RECT ListRect() { return RectOf(LIST_X, LIST_Y, LIST_W, LIST_H); }
+static RECT BtnRect() { return RectOf(BTN_X, BTN_Y, BTN_W, BTN_H); }
+
+static int MaxListScroll()
+{
+    int visible = LIST_H / ITEM_H;
+    return max(0, (int)g_modNames.size() - visible);
+}
+
+static int MeasureDescHeight(HDC hdc, const std::string& text, int width)
+{
+    if (text.empty()) return 0;
+    RECT r = { 0, 0, width, 32000 };
+    HFONT old = (HFONT)SelectObject(hdc, g_hFont);
+    DrawTextA(hdc, text.c_str(), -1, &r, DT_WORDBREAK | DT_CALCRECT);
+    SelectObject(hdc, old);
+    return r.bottom;
+}
+
+// ---------------------------------------------------------------------------
+// GDI drawing primitives
+// ---------------------------------------------------------------------------
+static void FillRoundRect(HDC hdc, RECT r, int rx, COLORREF fill, COLORREF border)
+{
+    HBRUSH br = CreateSolidBrush(fill);
+    HPEN   pen = CreatePen(PS_SOLID, 1, border);
+    HBRUSH ob = (HBRUSH)SelectObject(hdc, br);
+    HPEN   op = (HPEN)SelectObject(hdc, pen);
+    RoundRect(hdc, r.left, r.top, r.right, r.bottom, rx, rx);
+    SelectObject(hdc, ob); DeleteObject(br);
+    SelectObject(hdc, op); DeleteObject(pen);
+}
+
+static void GdiText(HDC hdc, const std::string& s, RECT r, COLORREF col,
+    HFONT font, UINT flags = DT_SINGLELINE | DT_VCENTER | DT_LEFT)
+{
+    SetTextColor(hdc, col);
+    SetBkMode(hdc, TRANSPARENT);
+    HFONT old = (HFONT)SelectObject(hdc, font);
+    DrawTextA(hdc, s.c_str(), -1, &r, flags);
+    SelectObject(hdc, old);
+}
+
+static void HLine(HDC hdc, int x0, int x1, int y, COLORREF col)
+{
+    HPEN pen = CreatePen(PS_SOLID, 1, col);
+    HPEN old = (HPEN)SelectObject(hdc, pen);
+    MoveToEx(hdc, x0, y, nullptr);
+    LineTo(hdc, x1, y);
+    SelectObject(hdc, old);
+    DeleteObject(pen);
+}
+
+// ---------------------------------------------------------------------------
+// Paint
+// ---------------------------------------------------------------------------
+static void Paint(HWND hWnd)
+{
+    PAINTSTRUCT ps;
+    HDC hdc = BeginPaint(hWnd, &ps);
+
+    RECT rcClient;
+    GetClientRect(hWnd, &rcClient);
+
+    HDC     mem = CreateCompatibleDC(hdc);
+    HBITMAP bmp = CreateCompatibleBitmap(hdc, rcClient.right, rcClient.bottom);
+    HBITMAP obmp = (HBITMAP)SelectObject(mem, bmp);
+
+    FillRect(mem, &rcClient, g_hBackBrush);
+
+    // -----------------------------------------------------------------------
+    // List panel
+    // -----------------------------------------------------------------------
+    RECT listRect = ListRect();
+    FillRoundRect(mem,
+        { listRect.left - 1, listRect.top - 1, listRect.right + 1, listRect.bottom + 1 },
+        4, MC_DARK_GRY, MC_BORDER);
+
+    HRGN listClip = CreateRectRgn(listRect.left, listRect.top,
+        listRect.right, listRect.bottom);
+    SelectClipRgn(mem, listClip);
+
+    if (g_modNames.empty())
+    {
+        GdiText(mem, "No mods installed", listRect, MC_LIGHT_GRY, g_hFont,
+            DT_CENTER | DT_VCENTER | DT_SINGLELINE);
+    }
+    else
+    {
+        int visible = LIST_H / ITEM_H;
+        for (int i = g_listScroll; i < g_listScroll + visible + 1; ++i)
+        {
+            if (i >= (int)g_modNames.size()) break;
+
+            int drawY = LIST_Y + (i - g_listScroll) * ITEM_H;
+            RECT ir = { LIST_X, drawY, LIST_X + LIST_W, drawY + ITEM_H };
+
+            bool sel = (i == g_selIdx);
+            HBRUSH ibr = CreateSolidBrush(sel ? MC_SEL_BLU : MC_DARK_GRY);
+            FillRect(mem, &ir, ibr);
+            DeleteObject(ibr);
+
+            if (i > g_listScroll)
+                HLine(mem, LIST_X, LIST_X + LIST_W, drawY, MC_BORDER);
+
+            RECT tr = ir;
+            tr.left += 8;
+            GdiText(mem, g_modNames[i], tr, sel ? MC_WHITE : MC_LIGHT_GRY, g_hFont);
+        }
+    }
+
+    SelectClipRgn(mem, nullptr);
+    DeleteObject(listClip);
+
+    if (MaxListScroll() > 0)
+    {
+        int total = (int)g_modNames.size();
+        int visible = LIST_H / ITEM_H;
+        int thumbH = max(20, (int)(((float)visible / total) * LIST_H));
+        int thumbY = LIST_Y + (int)(((float)g_listScroll / (total - visible)) * (LIST_H - thumbH));
+        RECT sb = { LIST_X + LIST_W - 6, thumbY,
+                    LIST_X + LIST_W - 2, thumbY + thumbH };
+        HBRUSH sbr = CreateSolidBrush(MC_SCROLLBAR);
+        FillRect(mem, &sb, sbr);
+        DeleteObject(sbr);
+    }
+
+    // -----------------------------------------------------------------------
+    // Info panel rows
+    // -----------------------------------------------------------------------
+    int iy = 20;
+
+    auto DrawRow = [&](const std::string& label, const std::string& value)
+        {
+            RECT lr = { INFO_X,      iy, INFO_X + 75,        iy + 24 };
+            RECT vr = { INFO_X + 78, iy, INFO_X + INFO_W,    iy + 24 };
+            GdiText(mem, label, lr, MC_LIGHT_GRY, g_hFontBold);
+            GdiText(mem, value, vr, MC_WHITE, g_hFont,
+                DT_SINGLELINE | DT_VCENTER | DT_LEFT | DT_END_ELLIPSIS);
+            iy += 30;
+        };
+
+    DrawRow("Name:", g_iName);
+    DrawRow("ID:", g_iId);
+    DrawRow("Author:", g_iAuthor);
+    DrawRow("Version:", g_iVersion);
+
+    RECT dlr = { INFO_X, iy, INFO_X + 200, iy + 22 };
+    GdiText(mem, "Description:", dlr, MC_LIGHT_GRY, g_hFontBold);
+    iy += 26;
+
+    int descBoxH = BTN_Y - 10 - iy;
+    RECT descBox = { INFO_X, iy, INFO_X + INFO_W, iy + descBoxH };
+    FillRoundRect(mem, descBox, 4, MC_MID_GRY, MC_BORDER);
+
+    int descInnerW = INFO_W - 14;
+    RECT descTextR = { descBox.left + 6,
+                       descBox.top + 4 - g_descScroll,
+                       descBox.left + 6 + descInnerW,
+                       descBox.top + 4 - g_descScroll + 32000 };
+
+    HRGN descClip = CreateRectRgn(descBox.left + 2, descBox.top + 2,
+        descBox.right - 2, descBox.bottom - 2);
+    SelectClipRgn(mem, descClip);
+
+    if (!g_iDesc.empty())
+    {
+        SetTextColor(mem, MC_LIGHT_GRY);
+        SetBkMode(mem, TRANSPARENT);
+        HFONT of = (HFONT)SelectObject(mem, g_hFont);
+        DrawTextA(mem, g_iDesc.c_str(), -1, &descTextR, DT_WORDBREAK | DT_LEFT);
+        SelectObject(mem, of);
+    }
+
+    SelectClipRgn(mem, nullptr);
+    DeleteObject(descClip);
+
+    if (g_descTextH > descBoxH)
+    {
+        int maxDs = g_descTextH - descBoxH;
+        int thumbH = max(20, (int)(((float)descBoxH / g_descTextH) * descBoxH));
+        int thumbY = descBox.top + (int)(((float)g_descScroll / maxDs) * (descBoxH - thumbH));
+        RECT dsb = { descBox.right - 6, thumbY,
+                     descBox.right - 2, thumbY + thumbH };
+        HBRUSH dsbr = CreateSolidBrush(MC_SCROLLBAR);
+        FillRect(mem, &dsb, dsbr);
+        DeleteObject(dsbr);
+    }
+
+    // -----------------------------------------------------------------------
+    // Done button
+    // -----------------------------------------------------------------------
+    RECT btnR = BtnRect();
+    COLORREF bc = g_btnPress ? MC_PRESS : g_btnHover ? MC_HOVER : MC_SEL_BLU;
+    FillRoundRect(mem, btnR, 6, bc, MC_BORDER);
+    GdiText(mem, "Done", btnR, MC_WHITE, g_hFontBold,
+        DT_CENTER | DT_VCENTER | DT_SINGLELINE);
+
+    BitBlt(hdc, 0, 0, rcClient.right, rcClient.bottom, mem, 0, 0, SRCCOPY);
+    SelectObject(mem, obmp);
+    DeleteObject(bmp);
+    DeleteDC(mem);
+
+    EndPaint(hWnd, &ps);
+}
+
+// ---------------------------------------------------------------------------
+// Window procedure
+// ---------------------------------------------------------------------------
 static LRESULT CALLBACK ModsWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 {
     switch (msg)
     {
-    case WM_COMMAND:
-        if (LOWORD(wParam) == IDC_CLOSE || LOWORD(wParam) == IDC_MINI_X)
-        {
-            DestroyWindow(hWnd);
-        }
-        else if (LOWORD(wParam) == IDC_MODLIST && HIWORD(wParam) == LBN_SELCHANGE)
-        {
-            int sel = (int)SendMessage(g_hList, LB_GETCURSEL, 0, 0);
-            if (g_pScene && sel >= 0)
-                g_pScene->ShowModInfoInWindow(sel);
-        }
-        break;
-
-    case WM_MEASUREITEM:
-    {
-        LPMEASUREITEMSTRUCT lpmis = (LPMEASUREITEMSTRUCT)lParam;
-        if (lpmis->CtlID == IDC_MODLIST)
-        {
-            lpmis->itemHeight = 32;
-            return TRUE;
-        }
-        break;
-    }
-
-    case WM_DRAWITEM:
-    {
-        LPDRAWITEMSTRUCT lpdis = (LPDRAWITEMSTRUCT)lParam;
-        if (lpdis->CtlID == IDC_MODLIST && lpdis->itemID != (UINT)-1)
-        {
-            char text[256];
-            SendMessage(lpdis->hwndItem, LB_GETTEXT, lpdis->itemID, (LPARAM)text);
-
-            if (lpdis->itemState & ODS_SELECTED)
-            {
-                FillRect(lpdis->hDC, &lpdis->rcItem, g_hSelBrush);
-                SetTextColor(lpdis->hDC, RGB(255, 255, 255));
-            }
-            else
-            {
-                FillRect(lpdis->hDC, &lpdis->rcItem, g_hBackBrush);
-                SetTextColor(lpdis->hDC, MC_LIGHT_GRY);
-            }
-
-            SetBkMode(lpdis->hDC, TRANSPARENT);
-            RECT textRect = lpdis->rcItem;
-            textRect.left += 5;
-            DrawTextA(lpdis->hDC, text, -1, &textRect, DT_SINGLELINE | DT_VCENTER);
-
-            if (lpdis->itemState & ODS_FOCUS)
-                DrawFocusRect(lpdis->hDC, &lpdis->rcItem);
-
-            return TRUE;
-        }
-        break;
-    }
-
-    case WM_CTLCOLORSTATIC:
-    case WM_CTLCOLOREDIT:
-    {
-        HDC hdc = (HDC)wParam;
-        SetTextColor(hdc, MC_LIGHT_GRY);
-        SetBkColor(hdc, MC_DARK_GRY);
-        return (LRESULT)g_hBackBrush;
-    }
+        // -----------------------------------------------------------------------
+    case WM_PAINT:
+        Paint(hWnd);
+        return 0;
 
     case WM_ERASEBKGND:
-    {
-        RECT rc;
-        GetClientRect(hWnd, &rc);
-        FillRect((HDC)wParam, &rc, g_hBackBrush);
         return 1;
-    }
 
-    case WM_DESTROY:
-        if (g_pScene)
-            g_pScene->m_bWindowClosed = true;
-
-        if (g_hSelBrush)
+        // -----------------------------------------------------------------------
+    case WM_MOUSEMOVE:
+    {
+        if (!g_trackingMouse)
         {
-            DeleteObject(g_hSelBrush);
-            g_hSelBrush = nullptr;
+            TRACKMOUSEEVENT tme = { sizeof(tme), TME_LEAVE, hWnd, 0 };
+            TrackMouseEvent(&tme);
+            g_trackingMouse = true;
         }
 
-        g_hModsWindow = nullptr;
-        g_hList = nullptr;
+        int mx = (short)LOWORD(lParam), my = (short)HIWORD(lParam);
+        RECT btnR = BtnRect();
+        bool prev = g_btnHover;
+        g_btnHover = (PtInRect(&btnR, { mx, my }) != 0);
+        if (prev != g_btnHover) Redraw();
+        return 0;
+    }
+
+    case WM_MOUSELEAVE:
+        g_trackingMouse = false;
+        if (g_btnHover) { g_btnHover = false; Redraw(); }
+        return 0;
+
+    case WM_LBUTTONDOWN:
+    {
+        int mx = (short)LOWORD(lParam), my = (short)HIWORD(lParam);
+        RECT listR = ListRect();
+        RECT btnR = BtnRect();
+
+        if (PtInRect(&listR, { mx, my }))
+        {
+            int row = (my - LIST_Y) / ITEM_H + g_listScroll;
+            if (row >= 0 && row < (int)g_modNames.size())
+            {
+                g_selIdx = row;
+                g_descScroll = 0;
+                if (g_pScene) g_pScene->ShowModInfoInWindow(row);
+                Redraw();
+            }
+        }
+        else if (PtInRect(&btnR, { mx, my }))
+        {
+            g_btnPress = true;
+            SetCapture(hWnd);
+            Redraw();
+        }
+        return 0;
+    }
+
+    case WM_LBUTTONUP:
+    {
+        int mx = (short)LOWORD(lParam), my = (short)HIWORD(lParam);
+        if (g_btnPress)
+        {
+            g_btnPress = false;
+            ReleaseCapture();
+            RECT btnR = BtnRect();
+            if (PtInRect(&btnR, { mx, my }))
+            {
+                DestroyWindow(hWnd);
+                return 0;
+            }
+            Redraw();
+        }
+        return 0;
+    }
+
+    case WM_MOUSEWHEEL:
+    {
+        POINT pt = { (short)LOWORD(lParam), (short)HIWORD(lParam) };
+        ScreenToClient(hWnd, &pt);
+
+        int delta = GET_WHEEL_DELTA_WPARAM(wParam) / WHEEL_DELTA;
+
+        RECT listR = ListRect();
+        if (PtInRect(&listR, pt))
+        {
+            g_listScroll -= delta;
+            g_listScroll = max(0, min(g_listScroll, MaxListScroll()));
+            Redraw();
+            return 0;
+        }
+
+        int iy = 20 + 4 * 30 + 26;
+        int descBoxH = BTN_Y - 10 - iy;
+        RECT descR = { INFO_X, iy, INFO_X + INFO_W, iy + descBoxH };
+        if (PtInRect(&descR, pt) && g_descTextH > descBoxH)
+        {
+            int maxDs = g_descTextH - descBoxH;
+            g_descScroll -= delta * 20;
+            g_descScroll = max(0, min(g_descScroll, maxDs));
+            Redraw();
+        }
+        return 0;
+    }
+
+    case WM_KEYDOWN:
+        if (wParam == VK_ESCAPE)
+        {
+            DestroyWindow(hWnd);
+            return 0;
+        }
+        if (wParam == VK_UP || wParam == VK_DOWN)
+        {
+            int next = g_selIdx + (wParam == VK_DOWN ? 1 : -1);
+            next = max(0, min(next, (int)g_modNames.size() - 1));
+            if (next != g_selIdx)
+            {
+                g_selIdx = next;
+                g_descScroll = 0;
+
+                if (g_selIdx < g_listScroll)
+                    g_listScroll = g_selIdx;
+                else if (g_selIdx >= g_listScroll + LIST_H / ITEM_H)
+                    g_listScroll = g_selIdx - LIST_H / ITEM_H + 1;
+
+                if (g_pScene) g_pScene->ShowModInfoInWindow(g_selIdx);
+                Redraw();
+            }
+            return 0;
+        }
+        break;
+
+    case WM_DESTROY:
+        if (g_pScene) g_pScene->m_bWindowClosed = true;
+        g_hWnd = nullptr;
         break;
     }
+
     return DefWindowProc(hWnd, msg, wParam, lParam);
 }
 
+// ---------------------------------------------------------------------------
+// Window creation
+// ---------------------------------------------------------------------------
 static void CreateModsWindow(UIScene_ModsMenu* pScene)
 {
-    if (g_hModsWindow) return;
+    if (g_hWnd) return;
 
     g_pScene = pScene;
-    if (!g_hBackBrush) g_hBackBrush = CreateSolidBrush(MC_DARK_GRY);
-    if (!g_hSelBrush) g_hSelBrush = CreateSolidBrush(MC_SEL_BLU);
+    g_selIdx = -1;
+    g_listScroll = 0;
+    g_descScroll = 0;
+    g_descTextH = 0;
+    g_iName = g_iId = g_iAuthor = g_iVersion = g_iDesc = "";
+    g_btnHover = g_btnPress = false;
+    g_trackingMouse = false;
+
+    if (!g_hBackBrush)
+        g_hBackBrush = CreateSolidBrush(MC_DARK_GRY);
+
+    if (!g_hFont)
+        g_hFont = CreateFont(16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE,
+            DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
+            CLEARTYPE_QUALITY, DEFAULT_PITCH | FF_DONTCARE, "Segoe UI");
+
+    if (!g_hFontBold)
+        g_hFontBold = CreateFont(16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE,
+            DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
+            CLEARTYPE_QUALITY, DEFAULT_PITCH | FF_DONTCARE, "Segoe UI");
 
     WNDCLASSEX wc = { sizeof(WNDCLASSEX) };
     if (!GetClassInfoEx(GetModuleHandle(nullptr), "ModsMenuWindow", &wc))
     {
         wc.lpfnWndProc = ModsWndProc;
         wc.hInstance = GetModuleHandle(nullptr);
-        wc.hbrBackground = g_hBackBrush;
+        wc.hbrBackground = nullptr;
         wc.lpszClassName = "ModsMenuWindow";
         wc.hCursor = LoadCursor(nullptr, IDC_ARROW);
         RegisterClassEx(&wc);
@@ -143,72 +466,38 @@ static void CreateModsWindow(UIScene_ModsMenu* pScene)
 
     HWND hParent = GetActiveWindow();
     LONG style = GetWindowLong(hParent, GWL_STYLE);
-    if (!(style & WS_CLIPCHILDREN)) SetWindowLong(hParent, GWL_STYLE, style | WS_CLIPCHILDREN);
+    if (!(style & WS_CLIPCHILDREN))
+        SetWindowLong(hParent, GWL_STYLE, style | WS_CLIPCHILDREN);
 
     RECT rcParent;
     GetClientRect(hParent, &rcParent);
-    int sw = rcParent.right - rcParent.left;
-    int sh = rcParent.bottom - rcParent.top;
+    int wx = (rcParent.right - WW) / 2;
+    int wy = (rcParent.bottom - WH) / 2;
 
-    int ww = 1200, wh = 600;
-    int wx = (sw - ww) / 2;
-    int wy = (sh - 520) / 2;
-
-    g_hModsWindow = CreateWindowEx(
-        WS_EX_NOPARENTNOTIFY | WS_EX_CONTROLPARENT,
+    g_hWnd = CreateWindowEx(
+        WS_EX_NOPARENTNOTIFY,
         "ModsMenuWindow", nullptr,
-        WS_CHILD | WS_VISIBLE | WS_BORDER | WS_CLIPSIBLINGS,
-        wx, wy, ww, wh,
-        hParent,
-        nullptr, GetModuleHandle(nullptr), nullptr
-    );
-
-    auto CreateLabel = [](const char* txt, int x, int y, int w, int id = -1) {
-        return CreateWindow("STATIC", txt, WS_CHILD | WS_VISIBLE, x, y, w, 20, g_hModsWindow, (HMENU)id, nullptr, nullptr);
-        };
-
-    g_hList = CreateWindow(
-        "LISTBOX", nullptr,
-        WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL | LBS_NOTIFY | LBS_HASSTRINGS | LBS_OWNERDRAWFIXED,
-        20, 20, 300, 480,
-        g_hModsWindow, (HMENU)IDC_MODLIST, GetModuleHandle(nullptr), nullptr
-    );
-
-    CreateLabel("Name:", 340, 20, 60);
-    CreateLabel("", 410, 20, 400, IDC_MOD_NAME);
-    CreateLabel("ID:", 340, 50, 60);
-    CreateLabel("", 410, 50, 400, IDC_MOD_ID);
-    CreateLabel("Author:", 340, 80, 60);
-    CreateLabel("", 410, 80, 400, IDC_MOD_AUTHOR);
-    CreateLabel("Version:", 340, 110, 60);
-    CreateLabel("", 410, 110, 400, IDC_MOD_VERSION);
-    CreateLabel("Description:", 340, 140, 100);
-
-    CreateWindowEx(0, "EDIT", "", WS_CHILD | WS_VISIBLE | WS_BORDER | ES_MULTILINE | ES_READONLY | WS_VSCROLL,
-        340, 165, 480, 335, g_hModsWindow, (HMENU)IDC_MOD_DESC, nullptr, nullptr);
-
-    CreateWindow("BUTTON", "Done",
-        WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
-        340, 520, 200, 40,
-        g_hModsWindow, (HMENU)IDC_CLOSE, GetModuleHandle(nullptr), nullptr
+        WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS,
+        wx, wy, WW, WH,
+        hParent, nullptr, GetModuleHandle(nullptr), nullptr
     );
 
+    SetFocus(g_hWnd);
 
+    g_modNames.clear();
     const auto& mods = ModLoader::Get().GetMods();
-    for (int i = 0; i < (int)mods.size(); ++i)
+    for (const auto& m : mods)
     {
-        if (!mods[i].instance) continue;
-        std::string displayName = mods[i].instance->GetInfo()->name;
-        if (!mods[i].healthy) displayName += " (disabled)";
-        SendMessageA(g_hList, LB_ADDSTRING, 0, (LPARAM)displayName.c_str());
-    }
-
-    if (SendMessage(g_hList, LB_GETCOUNT, 0, 0) == 0)
-    {
-        SendMessageA(g_hList, LB_ADDSTRING, 0, (LPARAM)"No mods installed");
+        if (!m.instance) continue;
+        std::string name = m.instance->GetInfo()->name;
+        if (!m.healthy) name += " (disabled)";
+        g_modNames.push_back(name);
     }
 }
 
+// ---------------------------------------------------------------------------
+// UIScene_ModsMenu implementation
+// ---------------------------------------------------------------------------
 UIScene_ModsMenu::UIScene_ModsMenu(int iPad, void* initData, UILayer* parentLayer)
     : UIScene(iPad, parentLayer)
     , m_selectedIndex(-1)
@@ -219,31 +508,26 @@ UIScene_ModsMenu::UIScene_ModsMenu(int iPad, void* initData, UILayer* parentLaye
 
 UIScene_ModsMenu::~UIScene_ModsMenu()
 {
-    if (g_hModsWindow)
+    if (g_hWnd)
     {
-        DestroyWindow(g_hModsWindow);
-        g_hModsWindow = nullptr;
+        DestroyWindow(g_hWnd);
+        g_hWnd = nullptr;
     }
 }
 
-wstring UIScene_ModsMenu::getMoviePath()
-{
-    return L"";
-}
+wstring UIScene_ModsMenu::getMoviePath() { return L""; }
 
-void UIScene_ModsMenu::handleGainFocus(bool navBack)
-{
-}
+void UIScene_ModsMenu::handleGainFocus(bool navBack) {}
 
 void UIScene_ModsMenu::tick()
 {
     m_hasTickedOnce = true;
     m_bCanHandleInput = true;
 
-    if (g_hModsWindow && IsWindow(g_hModsWindow))
+    if (g_hWnd && IsWindow(g_hWnd))
     {
         MSG msg;
-        while (PeekMessage(&msg, g_hModsWindow, 0, 0, PM_REMOVE))
+        while (PeekMessage(&msg, g_hWnd, 0, 0, PM_REMOVE))
         {
             TranslateMessage(&msg);
             DispatchMessage(&msg);
@@ -257,13 +541,14 @@ void UIScene_ModsMenu::tick()
     }
 }
 
-void UIScene_ModsMenu::handleInput(int iPad, int key, bool repeat, bool pressed, bool released, bool& handled)
+void UIScene_ModsMenu::handleInput(int iPad, int key, bool repeat,
+    bool pressed, bool released, bool& handled)
 {
-    if (g_hModsWindow && IsWindow(g_hModsWindow)) handled = true;
+    if (g_hWnd && IsWindow(g_hWnd)) handled = true;
 
     if (key == ACTION_MENU_CANCEL && pressed && m_hasTickedOnce)
     {
-        if (g_hModsWindow) DestroyWindow(g_hModsWindow);
+        if (g_hWnd) DestroyWindow(g_hWnd);
     }
 }
 
@@ -271,23 +556,31 @@ void UIScene_ModsMenu::handlePress(F64 controlId, F64 childId) {}
 
 void UIScene_ModsMenu::ShowModInfoInWindow(int index)
 {
-    if (!g_hModsWindow) return;
+    if (!g_hWnd) return;
 
     const auto& mods = ModLoader::Get().GetMods();
     if (index < 0 || index >= (int)mods.size() || !mods[index].instance) return;
 
     const ModInfo* info = mods[index].instance->GetInfo();
 
-    SetWindowTextA(GetDlgItem(g_hModsWindow, IDC_MOD_NAME), info->name ? info->name : "");
-    SetWindowTextA(GetDlgItem(g_hModsWindow, IDC_MOD_ID), info->id ? info->id : "");
-    SetWindowTextA(GetDlgItem(g_hModsWindow, IDC_MOD_AUTHOR), info->author ? info->author : "");
+    g_iName = info->name ? info->name : "";
+    g_iId = info->id ? info->id : "";
+    g_iAuthor = info->author ? info->author : "";
+    g_iVersion = std::to_string(info->version.major) + "." +
+        std::to_string(info->version.minor) + "." +
+        std::to_string(info->version.patch);
+    g_iDesc = info->description ? info->description : "";
+    if (!mods[index].healthy)
+        g_iDesc += "\r\n[This mod has been disabled due to an error.]";
 
-    std::string ver = std::to_string(info->version.major) + "." + std::to_string(info->version.minor) + "." + std::to_string(info->version.patch);
-    SetWindowTextA(GetDlgItem(g_hModsWindow, IDC_MOD_VERSION), ver.c_str());
+    g_descScroll = 0;
 
-    std::string desc = info->description ? info->description : "";
-    if (!mods[index].healthy) desc += "\r\n[This mod has been disabled due to an error.]";
-    SetWindowTextA(GetDlgItem(g_hModsWindow, IDC_MOD_DESC), desc.c_str());
+    HDC hdc = GetDC(g_hWnd);
+    int descInnerW = INFO_W - 14;
+    g_descTextH = MeasureDescHeight(hdc, g_iDesc, descInnerW);
+    ReleaseDC(g_hWnd, hdc);
+
+    Redraw();
 }
 
 void UIScene_ModsMenu::PopulateModList() {}

Minecraft.Client/x64/Debug/Minecraft.Client.log

@@ -1,5 +1,4 @@
-  SDK.cpp
-  ServerLevel.cpp
+  UIScene_ModsMenu.cpp
   Microsoft (R) Incremental Linker Version 14.44.35222.0
   Copyright (C) Microsoft Corporation.  All rights reserved.
   "/OUT:S:\GitHub\Faucet\x64\Debug\Faucet.exe" /INCREMENTAL "/ILK:x64\Debug\Faucet.ilk" d3d11.lib ..\Minecraft.World\x64_Debug\Minecraft.World.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib XInput9_1_0.lib ..\Minecraft.Client\Windows64\Miles\Lib\mss64.lib wsock32.lib /MANIFEST "/MANIFESTUAC:level='asInvoker' uiAccess='false'" /manifest:embed /DEBUG "/PDB:S:\GitHub\Faucet\x64\Debug\Minecraft.Client.pdb" /TLBID:1 /DYNAMICBASE /NXCOMPAT "/IMPLIB:S:\GitHub\Faucet\x64\Debug\Faucet.lib" /MACHINE:X64 x64\Debug\MinecraftWindows.res 

x64/Debug/mods/modloader.log

@@ -1,10 +1,3 @@
-[15:49:36] === Faucet ModLoader starting ===
-[15:49:36] Found 0 mod(s) to load
-[15:49:36] Initialization complete — 0 loaded, 0 failed, 181ms total
-[15:49:57] Level loaded
-[15:49:57] Level loaded
-[15:49:57] Level loaded
-[15:50:28] Level unloaded
-[15:50:28] Level unloaded
-[15:50:28] Level unloaded
-[15:50:28] Shutting down ModLoader
+[16:46:29] === Faucet ModLoader starting ===
+[16:46:29] Found 0 mod(s) to load
+[16:46:29] Initialization complete — 0 loaded, 0 failed, 116ms total