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[UXTHME] Implement drawing themed text with shadows.
[reactos.git] / reactos / dll / win32 / uxtheme / nonclient.c
diff --git a/reactos/dll/win32/uxtheme/nonclient.c b/reactos/dll/win32/uxtheme/nonclient.c
index db011c9..89c50f8 100644 (file)
--- a/reactos/dll/win32/uxtheme/nonclient.c
+++ b/reactos/dll/win32/uxtheme/nonclient.c
@@ -13,20 +13,19 @@ HFONT hMenuFontBold = NULL;
 
 void InitMenuFont(VOID)
 {
-  NONCLIENTMETRICS ncm;
+    NONCLIENTMETRICS ncm;
 
     ncm.cbSize = sizeof(NONCLIENTMETRICS); 
 
-    if(!SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0))
+    if (!SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0))
     {
-      return ;
+        return;
     }
 
     hMenuFont = CreateFontIndirect(&ncm.lfMenuFont);
 
     ncm.lfMenuFont.lfWeight = max(ncm.lfMenuFont.lfWeight + 300, 1000);
     hMenuFontBold = CreateFontIndirect(&ncm.lfMenuFont);
-
 }
 
 static BOOL 
@@ -59,31 +58,33 @@ UserHasWindowEdge(DWORD Style, DWORD ExStyle)
         return FALSE;
     if (Style & WS_THICKFRAME)
         return TRUE;
+    Style &= WS_CAPTION;
     if (Style == WS_DLGFRAME || Style == WS_CAPTION)
         return TRUE;
    return FALSE;
 }
 
-HICON
-UserGetWindowIcon(HWND hwnd)
+static HICON
+UserGetWindowIcon(PDRAW_CONTEXT pcontext)
 {
-    HICON hIcon = 0;
+    HICON hIcon = NULL;
 
-    SendMessageTimeout(hwnd, WM_GETICON, ICON_SMALL2, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
+    SendMessageTimeout(pcontext->hWnd, WM_GETICON, ICON_SMALL2, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
 
     if (!hIcon)
-        SendMessageTimeout(hwnd, WM_GETICON, ICON_SMALL, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
+        SendMessageTimeout(pcontext->hWnd, WM_GETICON, ICON_SMALL, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
 
     if (!hIcon)
-        SendMessageTimeout(hwnd, WM_GETICON, ICON_BIG, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
+        SendMessageTimeout(pcontext->hWnd, WM_GETICON, ICON_BIG, 0, SMTO_ABORTIFHUNG, 1000, (PDWORD_PTR)&hIcon);
 
     if (!hIcon)
-        hIcon = (HICON)GetClassLong(hwnd, GCL_HICONSM);
+        hIcon = (HICON)GetClassLong(pcontext->hWnd, GCL_HICONSM);
 
     if (!hIcon)
-        hIcon = (HICON)GetClassLong(hwnd, GCL_HICON);
+        hIcon = (HICON)GetClassLong(pcontext->hWnd, GCL_HICON);
 
-    if(!hIcon)
+    // See also win32ss/user/ntuser/nonclient.c!NC_IconForWindow
+    if (!hIcon && !(pcontext->wi.dwExStyle & WS_EX_DLGMODALFRAME))
         hIcon = LoadIconW(NULL, (LPCWSTR)IDI_WINLOGO);
 
     return hIcon;
@@ -135,7 +136,7 @@ HRESULT WINAPI ThemeDrawCaptionText(HTHEME hTheme, HDC hdc, int iPartId, int iSt
     
     oldTextColor = SetTextColor(hdc, textColor);
     oldBkMode = SetBkMode(hdc, TRANSPARENT);
-    DrawTextW(hdc, pszText, iCharCount, &rt, dwTextFlags);
+    DrawThemeText(hTheme, hdc, iPartId, iStateId, pszText, iCharCount, dwTextFlags, dwTextFlags, pRect);
     SetBkMode(hdc, oldBkMode);
     SetTextColor(hdc, oldTextColor);
 
@@ -306,7 +307,7 @@ ThemeDrawCaptionButtons(PDRAW_CONTEXT pcontext, DWORD htHot, DWORD htDown)
                            ThemeGetButtonState(HTHELP, htHot, htDown, pcontext->Active));
 }
 
-/* Used from WM_NCPAINT and WM_NCACTIVATE handlers*/
+/* Used from WM_NCPAINT and WM_NCACTIVATE handlers */
 static void 
 ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
 {
@@ -315,7 +316,13 @@ ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
     HICON hIcon;
     WCHAR *CaptionText;
 
-    hIcon = UserGetWindowIcon(pcontext->hWnd);
+    // See also win32ss/user/ntuser/nonclient.c!UserDrawCaptionBar
+    // and win32ss/user/ntuser/nonclient.c!UserDrawCaption
+    if ((pcontext->wi.dwStyle & WS_SYSMENU) && !(pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW))
+        hIcon = UserGetWindowIcon(pcontext);
+    else
+        hIcon = NULL;
+
     CaptionText = UserGetWindowCaption(pcontext->hWnd);
 
     /* Get the caption part and state id */
@@ -328,7 +335,7 @@ ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
 
     iState = pcontext->Active ? FS_ACTIVE : FS_INACTIVE;
 
-    /* Draw the caption background*/
+    /* Draw the caption background */
     rcPart = *prcCurrent;
     rcPart.bottom = rcPart.top + pcontext->CaptionHeight;
     prcCurrent->top = rcPart.bottom;
@@ -352,7 +359,7 @@ ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
     rcPart.top += 3 ;
 
     /* Draw the icon */
-    if(hIcon && !(pcontext->wi.dwExStyle & WS_EX_TOOLWINDOW))
+    if (hIcon)
     {
         int IconHeight = GetSystemMetrics(SM_CYSMICON);
         int IconWidth = GetSystemMetrics(SM_CXSMICON);
@@ -363,9 +370,9 @@ ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
     rcPart.right -= 4;
 
     /* Draw the caption */
-    if(CaptionText)
+    if (CaptionText)
     {
-        /*FIXME: Use DrawThemeTextEx*/
+        /* FIXME: Use DrawThemeTextEx */
         ThemeDrawCaptionText(pcontext->theme, 
                              pcontext->hDC, 
                              iPart,
@@ -374,7 +381,7 @@ ThemeDrawCaption(PDRAW_CONTEXT pcontext, RECT* prcCurrent)
                              lstrlenW(CaptionText), 
                              DT_VCENTER | DT_SINGLELINE | DT_END_ELLIPSIS, 
                              0, 
-                             &rcPart , 
+                             &rcPart,
                              pcontext->Active);
         HeapFree(GetProcessHeap(), 0, CaptionText);
     }
@@ -436,16 +443,16 @@ DrawClassicFrame(PDRAW_CONTEXT context, RECT* prcCurrent)
                prcCurrent->right - prcCurrent->left, Height, PATCOPY);
         PatBlt(context->hDC, prcCurrent->left, prcCurrent->top, 
                Width, prcCurrent->bottom - prcCurrent->top, PATCOPY);
-        PatBlt(context->hDC, prcCurrent->left, prcCurrent->bottom, 
+        PatBlt(context->hDC, prcCurrent->left, prcCurrent->bottom - 1, 
                prcCurrent->right - prcCurrent->left, -Height, PATCOPY);
-        PatBlt(context->hDC, prcCurrent->right, prcCurrent->top, 
+        PatBlt(context->hDC, prcCurrent->right - 1, prcCurrent->top, 
                -Width, prcCurrent->bottom - prcCurrent->top, PATCOPY);
 
         InflateRect(prcCurrent, -Width, -Height);
     }
 
     /* Now the other bit of the frame */
-    if (context->wi.dwStyle & (WS_DLGFRAME | WS_BORDER) || context->wi.dwExStyle & WS_EX_DLGMODALFRAME)
+    if (context->wi.dwStyle & (WS_DLGFRAME | WS_BORDER) || (context->wi.dwExStyle & WS_EX_DLGMODALFRAME))
     {
         INT Width = GetSystemMetrics(SM_CXBORDER);
         INT Height = GetSystemMetrics(SM_CYBORDER);
@@ -461,9 +468,9 @@ DrawClassicFrame(PDRAW_CONTEXT context, RECT* prcCurrent)
                prcCurrent->right - prcCurrent->left, Height, PATCOPY);
         PatBlt(context->hDC, prcCurrent->left, prcCurrent->top, 
                Width, prcCurrent->bottom - prcCurrent->top, PATCOPY);
-        PatBlt(context->hDC, prcCurrent->left, prcCurrent->bottom, 
+        PatBlt(context->hDC, prcCurrent->left, prcCurrent->bottom - 1, 
                prcCurrent->right - prcCurrent->left, -Height, PATCOPY);
-        PatBlt(context->hDC, prcCurrent->right, prcCurrent->top, 
+        PatBlt(context->hDC, prcCurrent->right - 1, prcCurrent->top, 
               -Width, prcCurrent->bottom - prcCurrent->top, PATCOPY);
 
         InflateRect(prcCurrent, -Width, -Height);
@@ -512,11 +519,7 @@ ThemeDrawMenuItem(PDRAW_CONTEXT pcontext, HMENU Menu, int imenu)
 
     GetMenuItemRect(pcontext->hWnd, Menu, imenu, &Rect);
 
-#ifdef __REACTOS__
-    OffsetRect(&Rect, -pcontext->wi.rcClient.left, -pcontext->wi.rcClient.top);
-#else
     OffsetRect(&Rect, -pcontext->wi.rcWindow.left, -pcontext->wi.rcWindow.top);
-#endif
     
     SetBkColor(pcontext->hDC, GetSysColor(flat_menu ? COLOR_MENUBAR : COLOR_MENU));
     SetTextColor(pcontext->hDC, GetSysColor(Item.fState & MF_GRAYED ? COLOR_GRAYTEXT : COLOR_MENUTEXT));
@@ -597,7 +600,7 @@ ThemeDrawMenuBar(PDRAW_CONTEXT pcontext, PRECT prcCurrent)
     Rect = MenuBarInfo.rcBar;
     OffsetRect(&Rect, -pcontext->wi.rcWindow.left, -pcontext->wi.rcWindow.top);
 
-    /* Draw a line under the menu*/
+    /* Draw a line under the menu */
     oldPen = (HPEN)SelectObject(pcontext->hDC, GetStockObject(DC_PEN));
     SetDCPenColor(pcontext->hDC, GetSysColor(COLOR_3DFACE));
     MoveToEx(pcontext->hDC, Rect.left, Rect.bottom, NULL);
@@ -614,7 +617,7 @@ ThemeDrawMenuBar(PDRAW_CONTEXT pcontext, PRECT prcCurrent)
 
     SelectObject(pcontext->hDC, FontOld);
 
-    /* Fill the menu background area that isn't painted yet*/
+    /* Fill the menu background area that isn't painted yet */
     FillRect(pcontext->hDC, &Rect, GetSysColorBrush(flat_menu ? COLOR_MENUBAR : COLOR_MENU));
 }
 
@@ -655,7 +658,7 @@ ThemePaintWindow(PDRAW_CONTEXT pcontext, RECT* prcCurrent, BOOL bDoDoubleBufferi
 }
 
 /*
-    Message handlers
+ * Message handlers
  */
 
 static LRESULT 
@@ -705,10 +708,6 @@ ThemeHandleNcMouseMove(HWND hWnd, DWORD ht, POINT* pt)
         TrackMouseEvent(&tme);
     }
 
-    /* Dont do any drawing if the hit test wasn't changed */
-    if (ht == pcontext->lastHitTest)
-        return 0;
-
     ThemeInitDrawContext(&context, hWnd, 0);
     if (context.wi.dwStyle & WS_SYSMENU)
     {
@@ -852,6 +851,7 @@ DefWndNCHitTest(HWND hWnd, POINT Point)
     POINT ClientPoint;
     WINDOWINFO wi;
 
+    wi.cbSize = sizeof(wi);
     GetWindowInfo(hWnd, &wi);
 
     if (!PtInRect(&wi.rcWindow, Point))
@@ -940,7 +940,6 @@ DefWndNCHitTest(HWND hWnd, POINT Point)
 
         if (!PtInRect(&WindowRect, Point))
         {
-
             INT ButtonWidth;
 
             if (wi.dwExStyle & WS_EX_TOOLWINDOW)
@@ -949,7 +948,7 @@ DefWndNCHitTest(HWND hWnd, POINT Point)
                 ButtonWidth = GetSystemMetrics(SM_CXSIZE);
 
             ButtonWidth -= 4;
-            ButtonWidth+= BUTTON_GAP_SIZE;
+            ButtonWidth += BUTTON_GAP_SIZE;
 
             if (wi.dwStyle & WS_SYSMENU)
             {
@@ -959,7 +958,13 @@ DefWndNCHitTest(HWND hWnd, POINT Point)
                 }
                 else
                 {
-                    if(!(wi.dwExStyle & WS_EX_DLGMODALFRAME))
+                    // if(!(wi.dwExStyle & WS_EX_DLGMODALFRAME))
+                    // FIXME: The real test should check whether there is
+                    // an icon for the system window, and if so, do the
+                    // rect.left increase.
+                    // See win32ss/user/user32/windows/nonclient.c!DefWndNCHitTest
+                    // and win32ss/user/ntuser/nonclient.c!GetNCHitEx which does
+                    // the test better.
                         WindowRect.left += ButtonWidth;
                     WindowRect.right -= ButtonWidth;
                 }
@@ -1073,9 +1078,19 @@ ThemeWndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam, WNDPROC DefWndPr
     {
     case WM_NCPAINT:
         return ThemeHandleNCPaint(hWnd, (HRGN)wParam);
+    //
+    // WM_NCUAHDRAWCAPTION : wParam are DC_* flags.
+    //
     case WM_NCUAHDRAWCAPTION:
+    //
+    // WM_NCUAHDRAWFRAME : wParam is HDC, lParam are DC_ACTIVE and or DC_REDRAWHUNGWND.
+    //
     case WM_NCUAHDRAWFRAME:
     case WM_NCACTIVATE:
+
+        if ((GetWindowLongW(hWnd, GWL_STYLE) & WS_CAPTION) != WS_CAPTION)
+            return TRUE;
+
         ThemeHandleNCPaint(hWnd, (HRGN)1);
         return TRUE;
     case WM_NCMOUSEMOVE:
@@ -1175,6 +1190,7 @@ HRESULT WINAPI DrawNCPreview(HDC hDC,
     if (!context.theme)
         return E_FAIL;
     context.Active = TRUE;
+    context.wi.cbSize = sizeof(context.wi);
     if (!GetWindowInfo(hwndDummy, &context.wi))
         return E_FAIL;
     context.wi.dwStyle |= WS_VISIBLE;
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