added disambiguation for Clear() too

[wxWidgets.git] / src / msw / utilsexc.cpp

diff --git a/src/msw/utilsexc.cpp b/src/msw/utilsexc.cpp
index ecdb0f97927f6c82338f2163d952232aa4fd7ca4..60dc54d9e1738c628c5f746dd33cd83cfd2b65f9 100644 (file)
--- a/src/msw/utilsexc.cpp
+++ b/src/msw/utilsexc.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        msw/utilsexec.cpp
+// Name:        src/msw/utilsexc.cpp
 // Purpose:     wxExecute implementation for MSW
 // Author:      Julian Smart
 // Modified by:
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -33,14 +29,16 @@
     #include "wx/app.h"
     #include "wx/intl.h"
     #include "wx/log.h"
+    #if wxUSE_STREAMS
+        #include "wx/stream.h"
+    #endif
+    #include "wx/module.h"
 #endif
 
-#include "wx/stream.h"
 #include "wx/process.h"
 
 #include "wx/apptrait.h"
 
-#include "wx/module.h"
 
 #include "wx/msw/private.h"
 
@@ -179,7 +177,8 @@ class wxPipeOutputStream: public wxOutputStream
 {
 public:
     wxPipeOutputStream(HANDLE hOutput);
-    virtual ~wxPipeOutputStream();
+    virtual ~wxPipeOutputStream() { Close(); }
+    bool Close();
 
 protected:
     size_t OnSysWrite(const void *buffer, size_t len);
@@ -384,7 +383,7 @@ bool wxPipeInputStream::CanRead() const
             wxLogLastError(_T("PeekNamedPipe"));
         }
 
-        // don't try to continue reading from a pipe if an error occured or if
+        // don't try to continue reading from a pipe if an error occurred or if
         // it had been closed
         ::CloseHandle(m_hInput);
 
@@ -416,7 +415,7 @@ size_t wxPipeInputStream::OnSysRead(void *buffer, size_t len)
                         : wxSTREAM_READ_ERROR;
     }
 
-    // bytesRead is set to 0, as desired, if an error occured
+    // bytesRead is set to 0, as desired, if an error occurred
     return bytesRead;
 }
 
@@ -444,11 +443,12 @@ wxPipeOutputStream::wxPipeOutputStream(HANDLE hOutput)
     }
 }
 
-wxPipeOutputStream::~wxPipeOutputStream()
+bool wxPipeOutputStream::Close()
 {
-    ::CloseHandle(m_hOutput);
+   return ::CloseHandle(m_hOutput) != 0;
 }
 
+
 size_t wxPipeOutputStream::OnSysWrite(const void *buffer, size_t len)
 {
     m_lasterror = wxSTREAM_NO_ERROR;
@@ -485,16 +485,16 @@ size_t wxPipeOutputStream::OnSysWrite(const void *buffer, size_t len)
 #if wxUSE_IPC
 
 // connect to the given server via DDE and ask it to execute the command
-static bool wxExecuteDDE(const wxString& ddeServer,
-                         const wxString& ddeTopic,
-                         const wxString& ddeCommand)
+bool
+wxExecuteDDE(const wxString& ddeServer,
+             const wxString& ddeTopic,
+             const wxString& ddeCommand)
 {
     bool ok wxDUMMY_INITIALIZE(false);
 
     wxDDEClient client;
-    wxConnectionBase *conn = client.MakeConnection(wxEmptyString,
-                                                   ddeServer,
-                                                   ddeTopic);
+    wxConnectionBase *
+        conn = client.MakeConnection(wxEmptyString, ddeServer, ddeTopic);
     if ( !conn )
     {
         ok = false;
@@ -529,7 +529,7 @@ static bool wxExecuteDDE(const wxString& ddeServer,
 
 long wxExecute(const wxString& cmd, int flags, wxProcess *handler)
 {
-    wxCHECK_MSG( !cmd.IsEmpty(), 0, wxT("empty command in wxExecute") );
+    wxCHECK_MSG( !cmd.empty(), 0, wxT("empty command in wxExecute") );
 
 #if wxUSE_THREADS
     // for many reasons, the code below breaks down if it's called from another
@@ -708,23 +708,37 @@ long wxExecute(const wxString& cmd, int flags, wxProcess *handler)
 
     PROCESS_INFORMATION pi;
     DWORD dwFlags = CREATE_SUSPENDED;
+
 #ifndef __WXWINCE__
     dwFlags |= CREATE_DEFAULT_ERROR_MODE ;
+#else
+    // we are assuming commands without spaces for now
+    wxString moduleName = command.BeforeFirst(wxT(' '));
+    wxString arguments = command.AfterFirst(wxT(' '));
 #endif
 
     bool ok = ::CreateProcess
                 (
-                 NULL,              // application name (use only cmd line)
+                    // WinCE requires appname to be non null
+                    // Win32 allows for null
+#ifdef __WXWINCE__
+                 (wxChar *)
+                 moduleName.wx_str(),// application name
+                 (wxChar *)
+                 arguments.wx_str(), // arguments
+#else
+                 NULL,               // application name (use only cmd line)
                  (wxChar *)
-                 command.c_str(),   // full command line
-                 NULL,              // security attributes: defaults for both
-                 NULL,              //   the process and its main thread
-                 redirect,          // inherit handles if we use pipes
-                 dwFlags,           // process creation flags
-                 NULL,              // environment (use the same)
-                 NULL,              // current directory (use the same)
-                 &si,               // startup info (unused here)
-                 &pi                // process info
+                 command.wx_str(),   // full command line
+#endif
+                 NULL,               // security attributes: defaults for both
+                 NULL,               //   the process and its main thread
+                 redirect,           // inherit handles if we use pipes
+                 dwFlags,            // process creation flags
+                 NULL,               // environment (use the same)
+                 NULL,               // current directory (use the same)
+                 &si,                // startup info (unused here)
+                 &pi                 // process info
                 ) != 0;
 
 #if wxUSE_STREAMS && !defined(__WXWINCE__)
@@ -889,8 +903,12 @@ long wxExecute(const wxString& cmd, int flags, wxProcess *handler)
     wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
     wxCHECK_MSG( traits, -1, _T("no wxAppTraits in wxExecute()?") );
 
-    // disable all app windows while waiting for the child process to finish
-    void *cookie = traits->BeforeChildWaitLoop();
+    void *cookie = NULL;
+    if ( !(flags & wxEXEC_NODISABLE) )
+    {
+        // disable all app windows while waiting for the child process to finish
+        cookie = traits->BeforeChildWaitLoop();
+    }
 
     // wait until the child process terminates
     while ( data->state )
@@ -908,7 +926,11 @@ long wxExecute(const wxString& cmd, int flags, wxProcess *handler)
         traits->AlwaysYield();
     }
 
-    traits->AfterChildWaitLoop(cookie);
+    if ( !(flags & wxEXEC_NODISABLE) )
+    {
+        // reenable disabled windows back
+        traits->AfterChildWaitLoop(cookie);
+    }
 
     DWORD dwExitCode = data->dwExitCode;
     delete data;
@@ -932,4 +954,3 @@ long wxExecute(wxChar **argv, int flags, wxProcess *handler)
 
     return wxExecute(command, flags, handler);
 }
-