Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (55 commits)
  Revert "Removed double setting of _WIN32_WINNT"
  Revert "removed a few warnings on wince builds"
  removed a few warnings on wince builds
  Removed double setting of _WIN32_WINNT
  QTreeView: remove dead code.
  doc: Clarify effect of QFont::NoFontMerging
  Revert "Implement heightForWidth support for QTabWidget and QStackedLayout."
  build fix for S60
  Improve handling of QAction in soft key manager
  Remove useless assert
  qdrawhelper: fix optim in 2245641ba
  QSlider and StyleSheet: fix one pixel error while drawing the SliderAddPage
  accelerate QWindowsPipeWriter for bigger chunks of data
  Fix antialiasing with transformed text in OpenGL2 paint engine
  Fix flattening of largely scaled, thin, dashed beziers.
  Increased the precision used to flatten beziers
  Fix QT_NO_MOVIE
  Fix compile error with QT_NO_ACTION in QtGui
  Fix QT_NO_COMPLETER
  Fix QT_NO_FSCOMPLETER
  ...

4 files changed, 22 insertions, 45 deletions

diff --git a/src/corelib/io/qwindowspipewriter.cpp b/src/corelib/io/qwindowspipewriter.cpp
index 417439f..2fe4424 100644
--- a/src/corelib/io/qwindowspipewriter.cpp
+++ b/src/corelib/io/qwindowspipewriter.cpp
@@ -128,11 +128,9 @@ void QWindowsPipeWriter::run()
         overl.OffsetHigh = 0;
         while ((!quitNow) && totalWritten < maxlen) {
             DWORD written = 0;
-            // Write 2k at a time to prevent flooding the pipe. If you
-            // write too much (4k-8k), the pipe can close
-            // unexpectedly.
             if (!WriteFile(writePipe, ptrData + totalWritten,
-                    qMin<int>(2048, maxlen - totalWritten), &written, &overl)) {
+                           maxlen - totalWritten, &written, &overl)) {
+
                 if (GetLastError() == 0xE8/*NT_STATUS_INVALID_USER_BUFFER*/) {
                     // give the os a rest
                     msleep(100);
diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
index 1a1f978..bf2e2e4 100644
--- a/src/corelib/kernel/qcoreapplication.cpp
+++ b/src/corelib/kernel/qcoreapplication.cpp
@@ -523,8 +523,6 @@ QCoreApplication::QCoreApplication(int &argc, char **argv)
 
 }
 
-extern void set_winapp_name();
-
 // ### move to QCoreApplicationPrivate constructor?
 void QCoreApplication::init()
 {
@@ -535,11 +533,6 @@ void QCoreApplication::init()
     qt_locale_initialized = true;
 #endif
 
-#ifdef Q_WS_WIN
-    // Get the application name/instance if qWinMain() was not invoked
-    set_winapp_name();
-#endif
-
     Q_ASSERT_X(!self, "QCoreApplication", "there should be only one application object");
     QCoreApplication::self = this;
 
diff --git a/src/corelib/kernel/qcoreapplication_win.cpp b/src/corelib/kernel/qcoreapplication_win.cpp
index c1925e7..320f801 100644
--- a/src/corelib/kernel/qcoreapplication_win.cpp
+++ b/src/corelib/kernel/qcoreapplication_win.cpp
@@ -52,26 +52,31 @@
 
 QT_BEGIN_NAMESPACE
 
-char         appFileName[MAX_PATH];                // application file name
-char         theAppName[MAX_PATH];                        // application name
-HINSTANCE appInst        = 0;                // handle to app instance
-HINSTANCE appPrevInst        = 0;                // handle to prev app instance
-int appCmdShow = 0;
 bool usingWinMain = false;  // whether the qWinMain() is used or not
+int appCmdShow = 0;
 
 Q_CORE_EXPORT HINSTANCE qWinAppInst()                // get Windows app handle
 {
-    return appInst;
+    return GetModuleHandle(0);
 }
 
 Q_CORE_EXPORT HINSTANCE qWinAppPrevInst()                // get Windows prev app handle
 {
-    return appPrevInst;
+    return 0;
 }
 
 Q_CORE_EXPORT int qWinAppCmdShow()                        // get main window show command
 {
+#if defined(Q_OS_WINCE)
     return appCmdShow;
+#else
+    STARTUPINFO startupInfo;
+    GetStartupInfo(&startupInfo);
+
+    return (startupInfo.dwFlags & STARTF_USESHOWWINDOW)
+        ? startupInfo.wShowWindow
+        : SW_SHOWDEFAULT;
+#endif
 }
 
 Q_CORE_EXPORT QString qAppFileName()                // get application file name
@@ -115,25 +120,6 @@ Q_CORE_EXPORT QString qAppFileName()                // get application file name
     return res;
 }
 
-void set_winapp_name()
-{
-    static bool already_set = false;
-    if (!already_set) {
-        already_set = true;
-
-        QString moduleName = qAppFileName();
-
-        QByteArray filePath = moduleName.toLocal8Bit();
-        QByteArray fileName = QFileInfo(moduleName).baseName().toLocal8Bit();
-
-        memcpy(appFileName, filePath.constData(), filePath.length());
-        memcpy(theAppName, fileName.constData(), fileName.length());
-
-        if (appInst == 0)
-            appInst = GetModuleHandle(0);
-    }
-}
-
 QString QCoreApplicationPrivate::appName() const
 {
     return QFileInfo(qAppFileName()).baseName();
@@ -198,20 +184,17 @@ void qWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR cmdParam,
     already_called = true;
     usingWinMain = true;
 
-  // Install default debug handler
-
+    // Install default debug handler
     qInstallMsgHandler(qWinMsgHandler);
 
-  // Create command line
-
+    // Create command line
     argv = qWinCmdLine<char>(cmdParam, int(strlen(cmdParam)), argc);
-    // Get Windows parameters
 
-    appInst = instance;
-    appPrevInst = prevInstance;
     appCmdShow = cmdShow;
 
-    set_winapp_name();
+    // Ignore Windows parameters
+    Q_UNUSED(instance);
+    Q_UNUSED(prevInstance);
 }
 
 /*!
diff --git a/src/corelib/tools/qsimd_p.h b/src/corelib/tools/qsimd_p.h
index c69dd09..cbe6146 100644
--- a/src/corelib/tools/qsimd_p.h
+++ b/src/corelib/tools/qsimd_p.h
@@ -66,6 +66,9 @@ QT_BEGIN_HEADER
 #  include <emmintrin.h>
 #  undef posix_memalign
 #else
+#  ifdef Q_CC_MINGW
+#    include <windows.h>
+#  endif
 #  include <emmintrin.h>
 #endif