/////////////////////////////////////////////////////////////////////////////
-// Name: utilsexec.cpp
+// Name: msw/utilsexec.cpp
// Purpose: Various utilities
// Author: Julian Smart
// Modified by:
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-#pragma implementation
+ #pragma implementation
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
-#include "wx/setup.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/intl.h"
+ #include "wx/utils.h"
+ #include "wx/app.h"
+ #include "wx/intl.h"
#endif
#include "wx/log.h"
-#include "wx/process.h"
-#include "wx/msw/private.h"
+#ifdef __WIN32__
+ #include "wx/process.h"
+#endif
-#include <windows.h>
+#include "wx/msw/private.h"
#include <ctype.h>
#if !defined(__GNUWIN32__) && !defined(__WXWINE__) && !defined(__SALFORDC__)
-#include <direct.h>
+ #include <direct.h>
#ifndef __MWERKS__
-#include <dos.h>
+ #include <dos.h>
#endif
#endif
-#ifdef __GNUWIN32__
-#ifndef __TWIN32__
-#include <sys/unistd.h>
-#include <sys/stat.h>
-#endif
+#if defined(__GNUWIN32__) && !defined(__TWIN32__)
+ #include <sys/unistd.h>
+ #include <sys/stat.h>
#endif
#if defined(__WIN32__) && !defined(__WXWINE__)
#endif
#include <stdarg.h>
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
// this message is sent when the process we're waiting for terminates
#define wxWM_PROC_TERMINATED (WM_USER + 10000)
+// ----------------------------------------------------------------------------
+// this module globals
+// ----------------------------------------------------------------------------
+
+// we need to create a hidden window to receive the process termination
+// notifications and for this we need a (Win) class name for it which we will
+// register the first time it's needed
+static const wxChar *gs_classForHiddenWindow = NULL;
+
+// ----------------------------------------------------------------------------
+// private types
+// ----------------------------------------------------------------------------
+
// structure describing the process we're being waiting for
struct wxExecuteData
{
bool state; // set to FALSE when the process finishes
};
+// ============================================================================
+// implementation
+// ============================================================================
#ifdef __WIN32__
static DWORD wxExecuteThread(wxExecuteData *data)
}
wxASSERT_MSG( data->dwExitCode != STILL_ACTIVE,
- _T("process should have terminated") );
+ wxT("process should have terminated") );
// send a message indicating process termination to the window
SendMessage(data->hWnd, wxWM_PROC_TERMINATED, 0, (LPARAM)data);
return 0;
}
-#endif
// window procedure of a hidden window which is created just to receive
// the notification message when a process exits
// asynchronous execution - we should do the clean up
delete data;
}
- }
- return 0;
+ return 0;
+ }
+ else
+ {
+ return DefWindowProc(hWnd, message, wParam, lParam);
+ }
}
-
-extern wxChar wxPanelClassName[];
+#endif
long wxExecute(const wxString& command, bool sync, wxProcess *handler)
{
- wxCHECK_MSG( !!command, 0, _T("empty command in wxExecute") );
+ wxCHECK_MSG( !!command, 0, wxT("empty command in wxExecute") );
#if defined(__WIN32__) && !defined(__TWIN32__)
// the old code is disabled because we really need a process handle
#else // 1
// create the process
STARTUPINFO si;
-#ifdef __GNUWIN32__
- memset(&si, 0, sizeof(si));
-#else
- ::ZeroMemory(&si, sizeof(si));
-#endif
+ wxZeroMemory(si);
si.cb = sizeof(si);
NULL, // security attributes: defaults for both
NULL, // the process and its main thread
FALSE, // don't inherit handles
- CREATE_DEFAULT_ERROR_MODE, // flags
+ CREATE_DEFAULT_ERROR_MODE |
+ CREATE_SUSPENDED, // flags
NULL, // environment (use the same)
NULL, // current directory (use the same)
&si, // startup info (unused here)
return 0;
}
- // close unneeded handle
- if ( !::CloseHandle(pi.hThread) )
- wxLogLastError("CloseHandle(hThread)");
+ // register the class for the hidden window used for the notifications
+ if ( !gs_classForHiddenWindow )
+ {
+ gs_classForHiddenWindow = _T("wxHiddenWindow");
+
+ WNDCLASS wndclass;
+ wxZeroMemory(wndclass);
+ wndclass.lpfnWndProc = (WNDPROC)wxExecuteWindowCbk;
+ wndclass.hInstance = wxGetInstance();
+ wndclass.lpszClassName = gs_classForHiddenWindow;
+
+ if ( !::RegisterClass(&wndclass) )
+ {
+ wxLogLastError("RegisterClass(hidden window)");
+ }
+ }
// create a hidden window to receive notification about process
// termination
- HWND hwnd = ::CreateWindow(wxPanelClassName, NULL, 0, 0, 0, 0, 0, NULL,
+ HWND hwnd = ::CreateWindow(gs_classForHiddenWindow, NULL,
+ WS_OVERLAPPEDWINDOW,
+ 0, 0, 0, 0, NULL,
(HMENU)NULL, wxGetInstance(), 0);
- wxASSERT_MSG( hwnd, _T("can't create a hidden window for wxExecute") );
-
- FARPROC ExecuteWindowInstance = MakeProcInstance((FARPROC)wxExecuteWindowCbk,
- wxGetInstance());
-
- ::SetWindowLong(hwnd, GWL_WNDPROC, (LONG) ExecuteWindowInstance);
+ wxASSERT_MSG( hwnd, wxT("can't create a hidden window for wxExecute") );
// Alloc data
wxExecuteData *data = new wxExecuteData;
data->state = sync;
if ( sync )
{
- wxASSERT_MSG( !handler, _T("wxProcess param ignored for sync execution") );
+ wxASSERT_MSG( !handler, wxT("wxProcess param ignored for sync execution") );
data->handler = NULL;
}
0,
&tid);
+ // resume process we created now - whether the thread creation succeeded or
+ // not
+ if ( ::ResumeThread(pi.hThread) == (DWORD)-1 )
+ {
+ // ignore it - what can we do?
+ wxLogLastError("ResumeThread in wxExecute");
+ }
+
+ // close unneeded handle
+ if ( !::CloseHandle(pi.hThread) )
+ wxLogLastError("CloseHandle(hThread)");
+
if ( !hThread )
{
wxLogLastError("CreateThread in wxExecute");
return pi.dwProcessId;
}
- // waiting until command executed
+ // waiting until command executed (disable everything while doing it)
+#if wxUSE_GUI
+ wxBeginBusyCursor();
+ wxEnableTopLevelWindows(FALSE);
+#endif // wxUSE_GUI
+
while ( data->state )
wxYield();
+#if wxUSE_GUI
+ wxEnableTopLevelWindows(TRUE);
+ wxEndBusyCursor();
+#endif // wxUSE_GUI
+
DWORD dwExitCode = data->dwExitCode;
delete data;
return wxExecute(command, sync, handler);
}
-bool wxGetFullHostName(wxChar *buf, int maxSize)
+// ----------------------------------------------------------------------------
+// Metafile helpers
+// ----------------------------------------------------------------------------
+
+extern void PixelToHIMETRIC(LONG *x, LONG *y)
{
-#if defined(__WIN32__) && !defined(__TWIN32__)
- DWORD nSize = maxSize ;
- if ( !::GetComputerName(buf, &nSize) )
- {
- wxLogLastError("GetComputerName");
+ ScreenHDC hdcRef;
- return FALSE;
- }
-#else
- char *sysname;
- const char *default_host = "noname";
-static const char WX_SECTION[] = "wxWindows";
-static const char eHOSTNAME[] = "HostName";
-
- if ((sysname = getenv("SYSTEM_NAME")) == NULL) {
- GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1);
- } else
- strncpy(buf, sysname, maxSize - 1);
- buf[maxSize] = '\0';
- if ( *buf == '\0' )
- {
- wxLogLastError("GetComputerName");
+ int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE),
+ iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE),
+ iWidthPels = GetDeviceCaps(hdcRef, HORZRES),
+ iHeightPels = GetDeviceCaps(hdcRef, VERTRES);
- return FALSE;
- }
-#endif
- return TRUE;
+ *x *= (iWidthMM * 100);
+ *x /= iWidthPels;
+ *y *= (iHeightMM * 100);
+ *y /= iHeightPels;
+}
+
+extern void HIMETRICToPixel(LONG *x, LONG *y)
+{
+ ScreenHDC hdcRef;
+
+ int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE),
+ iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE),
+ iWidthPels = GetDeviceCaps(hdcRef, HORZRES),
+ iHeightPels = GetDeviceCaps(hdcRef, VERTRES);
+
+ *x *= iWidthPels;
+ *x /= (iWidthMM * 100);
+ *y *= iHeightPels;
+ *y /= (iHeightMM * 100);
}
projects / wxWidgets.git / blobdiff