[cwittich] 41435: some code cleanup

Author: cwittich
Date: Wed Jun 17 15:52:39 2009
New Revision: 41435

URL: http://svn.reactos.org/svn/reactos?rev=41435&view=rev
Log:
some code cleanup

Modified:
    trunk/reactos/base/applications/paint/dib.c
    trunk/reactos/base/applications/paint/main.c
    trunk/reactos/base/applications/paint/palette.c
    trunk/reactos/base/applications/paint/selection.c

Modified: trunk/reactos/base/applications/paint/dib.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/paint/di…
==============================================================================
--- trunk/reactos/base/applications/paint/dib.c [iso-8859-1] (original)
+++ trunk/reactos/base/applications/paint/dib.c [iso-8859-1] Wed Jun 17 15:52:39 2009
@@ -14,92 +14,101 @@
 
 HBITMAP CreateDIBWithProperties(int width, int height)
 {
-    BITMAPINFO bitmapinfo;
-    bitmapinfo.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
-    bitmapinfo.bmiHeader.biWidth = width;
-    bitmapinfo.bmiHeader.biHeight = height;
-    bitmapinfo.bmiHeader.biPlanes = 1;
-    bitmapinfo.bmiHeader.biBitCount = 24;
-    bitmapinfo.bmiHeader.biCompression = BI_RGB;
-    bitmapinfo.bmiHeader.biSizeImage = 0;
-    bitmapinfo.bmiHeader.biXPelsPerMeter = 0;
-    bitmapinfo.bmiHeader.biYPelsPerMeter = 0;
-    bitmapinfo.bmiHeader.biClrUsed = 0;
-    bitmapinfo.bmiHeader.biClrImportant = 0;
-    return CreateDIBSection(NULL, &bitmapinfo, DIB_RGB_COLORS, NULL, NULL, 0);
+    BITMAPINFO bmi;
+    ZeroMemory(&bmi, sizeof(BITMAPINFO));
+    bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+    bmi.bmiHeader.biWidth = width;
+    bmi.bmiHeader.biHeight = height;
+    bmi.bmiHeader.biPlanes = 1;
+    bmi.bmiHeader.biBitCount = 24;
+    bmi.bmiHeader.biCompression = BI_RGB;
+    return CreateDIBSection(NULL, &bmi, DIB_RGB_COLORS, NULL, NULL, 0);
 }
 
-int GetDIBWidth(HBITMAP hbm)
+int GetDIBWidth(HBITMAP hBitmap)
 {
     BITMAP bm;
-    GetObject(hbm, sizeof(BITMAP), &bm);
+    GetObject(hBitmap, sizeof(BITMAP), &bm);
     return bm.bmWidth;
 }
 
-int GetDIBHeight(HBITMAP hbm)
+int GetDIBHeight(HBITMAP hBitmap)
 {
     BITMAP bm;
-    GetObject(hbm, sizeof(BITMAP), &bm);
+    GetObject(hBitmap, sizeof(BITMAP), &bm);
     return bm.bmHeight;
 }
 
-void SaveDIBToFile(HBITMAP hbm, LPTSTR name, HDC hdc)
+void SaveDIBToFile(HBITMAP hBitmap, LPTSTR FileName, HDC hDC)
 {
     BITMAP bm;
     HANDLE hFile;
     BITMAPFILEHEADER bf;
     BITMAPINFOHEADER bi;
     int imgDataSize;
-    int bytesWritten;
+    DWORD dwBytesWritten;
+    char* buffer;
 
-    GetObject(hbm, sizeof(BITMAP), &bm);
+    GetObject(hBitmap, sizeof(BITMAP), &bm);
 
-    imgDataSize = bm.bmWidthBytes*bm.bmHeight;
-    bf.bfType = 0x4d42;
-    bf.bfSize = imgDataSize+52;
-    bf.bfReserved1 = 0;
-    bf.bfReserved2 = 0;
+    ZeroMemory(&bf, sizeof(BITMAPFILEHEADER));
+    ZeroMemory(&bi, sizeof(BITMAPINFOHEADER));
+
+    imgDataSize = bm.bmWidthBytes * bm.bmHeight;
+    bf.bfType = 0x4d42; /* BM */
+    bf.bfSize = imgDataSize + 52;
     bf.bfOffBits = 54;
-    bi.biSize = 40;
+    bi.biSize = sizeof(BITMAPINFOHEADER);
     bi.biWidth = bm.bmWidth;
     bi.biHeight = bm.bmHeight;
     bi.biPlanes = bm.bmPlanes;
     bi.biBitCount = bm.bmBitsPixel;
     bi.biCompression = BI_RGB;
-    bi.biSizeImage = 0;
-    bi.biXPelsPerMeter = 0;
-    bi.biYPelsPerMeter = 0;
-    bi.biClrUsed = 0;
-    bi.biClrImportant = 0;
-    int *buffer = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, imgDataSize);
-    GetDIBits(hdc, hbm, 0, bm.bmHeight, buffer, (LPBITMAPINFO)&bi, DIB_RGB_COLORS);
-    hFile = CreateFile(name, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_FLAG_SEQUENTIAL_SCAN, NULL);
-    WriteFile(hFile, &bf, 14, (LPDWORD)&bytesWritten, NULL);
-    WriteFile(hFile, &bi, 40, (LPDWORD)&bytesWritten, NULL);
-    WriteFile(hFile, buffer, imgDataSize, (LPDWORD)&bytesWritten, NULL);
+
+    buffer = HeapAlloc(GetProcessHeap(), 0, imgDataSize);
+    GetDIBits(hDC, hBitmap, 0, bm.bmHeight, buffer, (LPBITMAPINFO)&bi,
DIB_RGB_COLORS);
+
+    hFile = CreateFile(FileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_FLAG_SEQUENTIAL_SCAN, NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return;
+
+    WriteFile(hFile, &bf, sizeof(BITMAPFILEHEADER), &dwBytesWritten, NULL);
+    WriteFile(hFile, &bi, sizeof(BITMAPINFOHEADER), &dwBytesWritten, NULL);
+    WriteFile(hFile, buffer, imgDataSize, &dwBytesWritten, NULL);
+
     CloseHandle(hFile);
     HeapFree(GetProcessHeap(), 0, buffer);
 }
 
 HBITMAP LoadDIBFromFile(LPTSTR name)
 {
-    HBITMAP bm;
+    HBITMAP hBitmap;
     BITMAPFILEHEADER bfh;
     BITMAPINFO *bi;
-    VOID *data;
-    int bytesRead;
-    HANDLE f = CreateFile(name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_FLAG_SEQUENTIAL_SCAN, NULL);
-    ReadFile(f, &bfh, 14, (LPDWORD)&bytesRead, NULL);
-    if (bfh.bfType!=0x4d42)
+    PVOID pvBits;
+    DWORD dwBytesRead;
+    HANDLE hFile;
+
+    hFile = CreateFile(name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_FLAG_SEQUENTIAL_SCAN, NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return NULL;
+
+    /* read header and check for 'BM' magic */
+    ReadFile(hFile, &bfh, sizeof(BITMAPFILEHEADER), &dwBytesRead, NULL);
+    if (bfh.bfType != 0x4d42)
     {
-        CloseHandle(f);
+        CloseHandle(hFile);
         return NULL;
     }
-    bi = HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, bfh.bfOffBits-14);
-    ReadFile(f, bi, bfh.bfOffBits-14, (LPDWORD)&bytesRead, NULL);
-    bm = CreateDIBSection(NULL, bi, DIB_RGB_COLORS, &data, NULL, 0);
-    ReadFile(f, data, bfh.bfSize-bfh.bfOffBits, (LPDWORD)&bytesRead, NULL);
-    CloseHandle(f);
+
+    bi = HeapAlloc(GetProcessHeap(), 0, bfh.bfOffBits - sizeof(BITMAPFILEHEADER));
+    if (!bi)
+        return NULL;
+
+    ReadFile(hFile, bi, bfh.bfOffBits - sizeof(BITMAPFILEHEADER), &dwBytesRead,
NULL);
+    hBitmap = CreateDIBSection(NULL, bi, DIB_RGB_COLORS, &pvBits, NULL, 0);
+    ReadFile(hFile, pvBits, bfh.bfSize - bfh.bfOffBits, &dwBytesRead, NULL);
+    CloseHandle(hFile);
     HeapFree(GetProcessHeap(), 0, bi);
-    return bm;
+    return hBitmap;
 }

Modified: trunk/reactos/base/applications/paint/main.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/paint/ma…
==============================================================================
--- trunk/reactos/base/applications/paint/main.c [iso-8859-1] (original)
+++ trunk/reactos/base/applications/paint/main.c [iso-8859-1] Wed Jun 17 15:52:39 2009
@@ -251,10 +251,17 @@
     SendMessage(hToolbar, TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
     for (i=0; i<16; i++)
     {
+        TBBUTTON tbbutton;
         int wrapnow = 0;
+
         if (i % 2 == 1) wrapnow = TBSTATE_WRAP;
         LoadString(hThisInstance, IDS_TOOLTIP1 + i, tooltips[i], 30);
-        TBBUTTON tbbutton = { i, ID_FREESEL + i, TBSTATE_ENABLED | wrapnow,
TBSTYLE_CHECKGROUP, {0}, 0, (INT_PTR)tooltips[i] };
+        ZeroMemory(&tbbutton, sizeof(TBBUTTON));
+        tbbutton.iString = (INT_PTR)tooltips[i];
+        tbbutton.fsStyle = TBSTYLE_CHECKGROUP;
+        tbbutton.fsState = TBSTATE_ENABLED | wrapnow;
+        tbbutton.idCommand = ID_FREESEL + i;
+        tbbutton.iBitmap = i;
         SendMessage(hToolbar, TB_ADDBUTTONS, 1, (LPARAM)&tbbutton);
     }
    /* SendMessage(hToolbar, TB_SETROWS, MAKEWPARAM(8, FALSE), (LPARAM)NULL); */
@@ -263,9 +270,6 @@
 
     SendMessage(hToolbar, TB_SETBUTTONSIZE, 0, MAKELONG(25, 25));
    /* SendMessage(hToolbar, TB_AUTOSIZE, 0, 0); */
-
-
-
 
     /* creating the tool settings child window */
     hToolSettings = CreateWindowEx(0, _T("ToolSettings"), _T(""),
WS_CHILD | WS_VISIBLE, 7, 210, 42, 140, hwnd, NULL, hThisInstance, NULL);

Modified: trunk/reactos/base/applications/paint/palette.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/paint/pa…
==============================================================================
--- trunk/reactos/base/applications/paint/palette.c [iso-8859-1] (original)
+++ trunk/reactos/base/applications/paint/palette.c [iso-8859-1] Wed Jun 17 15:52:39 2009
@@ -19,54 +19,49 @@
     {
         case WM_PAINT:
             {
-                int i;
-                long rectang[4] = {0, 0, 31, 32};
-                int a;
-                int b;
-                HDC hdc = GetDC(hwnd);
+                RECT rc = {0, 0, 31, 32};
+                HDC hDC = GetDC(hwnd);
                 HPEN oldPen;
                 HBRUSH oldBrush;
+                int i, a, b;
 
                 DefWindowProc (hwnd, message, wParam, lParam);
 
-                for (b=2; b<30; b++) for (a=2; a<29; a++) if ((a+b)%2==1)
SetPixel(hdc, a, b, GetSysColor(COLOR_BTNHILIGHT));
-                DrawEdge(hdc, (LPRECT)&rectang, EDGE_RAISED, BF_TOPLEFT);
-                DrawEdge(hdc, (LPRECT)&rectang, BDR_SUNKENOUTER,
BF_TOPLEFT|BF_BOTTOMRIGHT);
-                    rectang[0] = 11;
-                    rectang[1] = 12;
-                    rectang[2] = 26;
-                    rectang[3] = 27;
-                    DrawEdge(hdc, (LPRECT)&rectang, BDR_RAISEDINNER,
BF_RECT|BF_MIDDLE);
-                    oldPen = SelectObject(hdc, CreatePen(PS_NULL, 0, 0));
-                    oldBrush = SelectObject(hdc, CreateSolidBrush(bgColor));
-                    Rectangle( hdc,
rectang[0]+2,rectang[1]+2,rectang[2]-1,rectang[3]-1);
-                    DeleteObject(SelectObject(hdc, oldBrush));
-                    DeleteObject(SelectObject(hdc, oldPen));
-                    rectang[0] = 4;
-                    rectang[1] = 5;
-                    rectang[2] = 19;
-                    rectang[3] = 20;
-                    DrawEdge(hdc, (LPRECT)&rectang, BDR_RAISEDINNER,
BF_RECT|BF_MIDDLE);
-                    oldPen = SelectObject(hdc, CreatePen(PS_NULL, 0, 0));
-                    oldBrush = SelectObject(hdc, CreateSolidBrush(fgColor));
-                    Rectangle( hdc,
rectang[0]+2,rectang[1]+2,rectang[2]-1,rectang[3]-1);
-                    DeleteObject(SelectObject(hdc, oldBrush));
-                    DeleteObject(SelectObject(hdc, oldPen));
+                for (b = 2; b < 30; b++)
+                    for (a = 2; a < 29; a++)
+                        if ((a + b) % 2 == 1)
+                            SetPixel(hDC, a, b, GetSysColor(COLOR_BTNHILIGHT));
+
+                DrawEdge(hDC, &rc, EDGE_RAISED, BF_TOPLEFT);
+                DrawEdge(hDC, &rc, BDR_SUNKENOUTER, BF_TOPLEFT|BF_BOTTOMRIGHT);
+                SetRect(&rc, 11, 12, 26, 27);
+                DrawEdge(hDC, &rc, BDR_RAISEDINNER, BF_RECT|BF_MIDDLE);
+                oldPen = SelectObject(hDC, CreatePen(PS_NULL, 0, 0));
+                oldBrush = SelectObject(hDC, CreateSolidBrush(bgColor));
+                Rectangle(hDC, rc.left, rc.top + 2, rc.right -1, rc.bottom - 1);
+                DeleteObject(SelectObject(hDC, oldBrush));
+                SetRect(&rc, 4, 5, 19, 20);
+                DrawEdge(hDC, &rc, BDR_RAISEDINNER, BF_RECT|BF_MIDDLE);
+                oldBrush = SelectObject(hDC, CreateSolidBrush(fgColor));
+                Rectangle( hDC, rc.left + 2,rc.top + 2, rc.right - 1, rc.bottom - 1);
+                DeleteObject(SelectObject(hDC, oldBrush));
+                DeleteObject(SelectObject(hDC, oldPen));
+
                 for (i=0; i<28; i++)
                 {
-                    rectang[0] = 31+(i%14)*16;
-                    rectang[1] = 0+(i/14)*16;
-                    rectang[2] = 16+rectang[0];
-                    rectang[3] = 16+rectang[1];
-                    DrawEdge(hdc, (LPRECT)&rectang, EDGE_RAISED, BF_TOPLEFT);
-                    DrawEdge(hdc, (LPRECT)&rectang, BDR_SUNKENOUTER, BF_RECT);
-                    oldPen = SelectObject(hdc, CreatePen(PS_NULL, 0, 0));
-                    oldBrush = SelectObject(hdc, CreateSolidBrush(palColors[i]));
-                    Rectangle( hdc,
rectang[0]+2,rectang[1]+2,rectang[2]-1,rectang[3]-1);
-                    DeleteObject(SelectObject(hdc, oldBrush));
-                    DeleteObject(SelectObject(hdc, oldPen));
+                    SetRect(&rc, 31 + (i % 14) * 16,
+                                 0 + (i / 14) * 16,
+                                 16 + 31 + (i % 14) * 16,
+                                16 + 0 + (i / 14) * 16);
+                    DrawEdge(hDC, &rc, EDGE_RAISED, BF_TOPLEFT);
+                    DrawEdge(hDC, &rc, BDR_SUNKENOUTER, BF_RECT);
+                    oldPen = SelectObject(hDC, CreatePen(PS_NULL, 0, 0));
+                    oldBrush = SelectObject(hDC, CreateSolidBrush(palColors[i]));
+                    Rectangle(hDC, rc.left + 2,rc.top + 2,rc.right + 1, rc.bottom - 1);
+                    DeleteObject(SelectObject(hDC, oldBrush));
+                    DeleteObject(SelectObject(hDC, oldPen));
                 }
-                ReleaseDC(hwnd, hdc);
+                ReleaseDC(hwnd, hDC);
             }
             break;
         case WM_LBUTTONDOWN:

Modified: trunk/reactos/base/applications/paint/selection.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/paint/se…
==============================================================================
--- trunk/reactos/base/applications/paint/selection.c [iso-8859-1] (original)
+++ trunk/reactos/base/applications/paint/selection.c [iso-8859-1] Wed Jun 17 15:52:39
2009
@@ -28,10 +28,10 @@
             {
                 if (!moving)
                 {
-                    HDC hdc=GetDC(hwnd);
+                    HDC hDC = GetDC(hwnd);
                     DefWindowProc (hwnd, message, wParam, lParam);
-                    SelectionFrame(hdc, 1, 1, rectSel_dest[2]*zoom/1000+5,
rectSel_dest[3]*zoom/1000+5);
-                    ReleaseDC(hwnd, hdc);
+                    SelectionFrame(hDC, 1, 1, rectSel_dest[2]*zoom/1000+5,
rectSel_dest[3]*zoom/1000+5);
+                    ReleaseDC(hwnd, hDC);
                 }
             }
             break;