Windows: Fix MinGW warnings.

- Missing initializers for structs
- Missing enumeration value
- Mixing enumeration/ints in operator ?

Change-Id: I149ab01ad2ebd04f89e5c699905d5ba724828e0f
Reviewed-by: Mark Brand <mabrand@mabrand.nl>
Reviewed-by: Jonathan Liu <net147@gmail.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

src/plugins/platforms/windows/qwindowsguieventdispatcher.cpp

@@ -152,7 +152,6 @@ messageDebugEntries[] = {
     {WM_KILLFOCUS, "WM_KILLFOCUS", true},
     {WM_ENABLE, "WM_ENABLE", true},
     {WM_SHOWWINDOW, "WM_SHOWWINDOW", true},
-    {WM_GETMINMAXINFO, "WM_GETMINMAXINFO"},
     {WM_WINDOWPOSCHANGING, "WM_WINDOWPOSCHANGING", true},
     {WM_WINDOWPOSCHANGED, "WM_WINDOWPOSCHANGED", true},
     {WM_SETCURSOR, "WM_SETCURSOR", false},
@@ -199,13 +198,13 @@ messageDebugEntries[] = {
     {WM_RENDERALLFORMATS, "WM_RENDERALLFORMATS", true},
     {WM_DESTROYCLIPBOARD, "WM_DESTROYCLIPBOARD", true},
     {WM_CAPTURECHANGED, "WM_CAPTURECHANGED", true},
-    {WM_IME_STARTCOMPOSITION, "WM_IME_STARTCOMPOSITION"},
-    {WM_IME_COMPOSITION, "WM_IME_COMPOSITION"},
-    {WM_IME_ENDCOMPOSITION, "WM_IME_ENDCOMPOSITION"},
-    {WM_IME_NOTIFY, "WM_IME_NOTIFY"},
-    {WM_IME_REQUEST, "WM_IME_REQUEST"},
-    {WM_DISPLAYCHANGE, "WM_DISPLAYCHANGE"},
-    {WM_THEMECHANGED , "WM_THEMECHANGED"}
+    {WM_IME_STARTCOMPOSITION, "WM_IME_STARTCOMPOSITION", true},
+    {WM_IME_COMPOSITION, "WM_IME_COMPOSITION", true},
+    {WM_IME_ENDCOMPOSITION, "WM_IME_ENDCOMPOSITION", true},
+    {WM_IME_NOTIFY, "WM_IME_NOTIFY", true},
+    {WM_IME_REQUEST, "WM_IME_REQUEST", true},
+    {WM_DISPLAYCHANGE, "WM_DISPLAYCHANGE", true},
+    {WM_THEMECHANGED, "WM_THEMECHANGED", true}
 };
 
 static inline const MessageDebugEntry *messageDebugEntry(UINT msg)

src/plugins/platforms/windows/qwindowsintegration.cpp

@@ -398,6 +398,7 @@ QVariant QWindowsIntegration::styleHint(QPlatformIntegration::StyleHint hint) co
     case QPlatformIntegration::KeyboardInputInterval:
     case QPlatformIntegration::ShowIsFullScreen:
     case QPlatformIntegration::PasswordMaskDelay:
+    case QPlatformIntegration::StartDragVelocity:
         break; // Not implemented
     case QPlatformIntegration::FontSmoothingGamma:
         return QVariant(QWindowsFontDatabase::fontSmoothingGamma());

src/plugins/platforms/windows/qwindowskeymapper.cpp

@@ -796,10 +796,10 @@ bool QWindowsKeyMapper::translateKeyEventInternal(QWindow *window, const MSG &ms
 
     // Get the modifier states (may be altered later, depending on key code)
     int state = 0;
-    state |= (nModifiers & ShiftAny ? Qt::ShiftModifier : 0);
-    state |= (nModifiers & ControlAny ? Qt::ControlModifier : 0);
-    state |= (nModifiers & AltAny ? Qt::AltModifier : 0);
-    state |= (nModifiers & MetaAny ? Qt::MetaModifier : 0);
+    state |= (nModifiers & ShiftAny ? int(Qt::ShiftModifier) : 0);
+    state |= (nModifiers & ControlAny ? int(Qt::ControlModifier) : 0);
+    state |= (nModifiers & AltAny ? int(Qt::AltModifier) : 0);
+    state |= (nModifiers & MetaAny ? int(Qt::MetaModifier) : 0);
 
     // Now we know enough to either have MapVirtualKey or our own keymap tell us if it's a deadkey
     const bool isDeadKey = isADeadKey(msg.wParam, state)
@@ -920,7 +920,7 @@ bool QWindowsKeyMapper::translateKeyEventInternal(QWindow *window, const MSG &ms
         case Qt::Key_9:
             state |= ((msg.wParam >= '0' && msg.wParam <= '9')
                       || (msg.wParam >= VK_OEM_PLUS && msg.wParam <= VK_OEM_3))
-                    ? 0 : Qt::KeypadModifier;
+                    ? 0 : int(Qt::KeypadModifier);
         default:
             if ((uint)msg.lParam == 0x004c0001 || (uint)msg.lParam == 0xc04c0001)
                 state |= Qt::KeypadModifier;

src/plugins/platforms/windows/qwindowsmime.cpp

@@ -150,7 +150,8 @@ static bool qt_write_dibv5(QDataStream &s, QImage image)
     //depth will be always 32
     int bpl_bmp = image.width()*4;
 
-    BMP_BITMAPV5HEADER bi ={0};
+    BMP_BITMAPV5HEADER bi;
+    ZeroMemory(&bi, sizeof(bi));
     bi.bV5Size          = sizeof(BMP_BITMAPV5HEADER);
     bi.bV5Width         = image.width();
     bi.bV5Height        = image.height();

src/widgets/dialogs/qwizard_win.cpp

@@ -306,7 +306,7 @@ bool QVistaHelper::setDWMTitleBar(TitleBarChangeType type)
 {
     bool value = false;
     if (vistaState() == VistaAero) {
-        WIZ_MARGINS mar = {0};
+        WIZ_MARGINS mar = {0, 0, 0, 0};
         if (type == NormalTitleBar)
             mar.cyTopHeight = 0;
         else
@@ -639,13 +639,14 @@ bool QVistaHelper::eventFilter(QObject *obj, QEvent *event)
 
 HFONT QVistaHelper::getCaptionFont(HANDLE hTheme)
 {
-    LOGFONT lf = {0};
+    LOGFONT lf = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, { 0 } };
 
     if (!hTheme)
         pGetThemeSysFont(hTheme, WIZ_TMT_CAPTIONFONT, &lf);
     else
     {
-        NONCLIENTMETRICS ncm = {sizeof(NONCLIENTMETRICS)};
+        NONCLIENTMETRICS ncm;
+        ncm.cbSize = sizeof(NONCLIENTMETRICS);
         SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &ncm, false);
         lf = ncm.lfMessageFont;
     }
@@ -662,7 +663,8 @@ bool QVistaHelper::drawTitleText(QPainter *painter, const QString &text, const Q
         // Set up a memory DC and bitmap that we'll draw into
         HDC dcMem;
         HBITMAP bmp;
-        BITMAPINFO dib = {{0}};
+        BITMAPINFO dib;
+        ZeroMemory(&dib, sizeof(dib));
         dcMem = CreateCompatibleDC(hdc);
 
         dib.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
@@ -680,7 +682,8 @@ bool QVistaHelper::drawTitleText(QPainter *painter, const QString &text, const Q
         HFONT hOldFont = (HFONT)SelectObject(dcMem, (HGDIOBJ) hCaptionFont);
  
         // Draw the text!
-        WIZ_DTTOPTS dto = { sizeof(WIZ_DTTOPTS) };
+        WIZ_DTTOPTS dto;
+        dto.dwSize = sizeof(WIZ_DTTOPTS);
         const UINT uFormat = WIZ_DT_SINGLELINE|WIZ_DT_CENTER|WIZ_DT_VCENTER|WIZ_DT_NOPREFIX;
         RECT rctext ={0,0, rect.width(), rect.height()};
 
@@ -708,7 +711,8 @@ bool QVistaHelper::drawBlackRect(const QRect &rect, HDC hdc)
         // Set up a memory DC and bitmap that we'll draw into
         HDC dcMem;
         HBITMAP bmp;
-        BITMAPINFO dib = {{0}};
+        BITMAPINFO dib;
+        ZeroMemory(&dib, sizeof(dib));
         dcMem = CreateCompatibleDC(hdc);
 
         dib.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);

src/widgets/util/qsystemtrayicon_win.cpp

@@ -466,7 +466,7 @@ QRect QSystemTrayIconSys::findIconGeometry(const int iconId)
         if (currentIconHandle == m_hwnd &&
             currentIconId == iconId && !isHidden) {
             SendMessage(trayHandle, TB_GETITEMRECT, toolbarButton , (LPARAM)data);
-            RECT iconRect = {0, 0};
+            RECT iconRect = {0, 0, 0, 0};
             if(ReadProcessMemory(trayProcess, data, &iconRect, sizeof(RECT), &numBytes)) {
                 MapWindowPoints(trayHandle, NULL, (LPPOINT)&iconRect, 2);
                 QRect geometry(iconRect.left + 1, iconRect.top + 1,