moved power functions for MSW from utils.cpp to (new) power.cpp and implemented them

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

diff --git a/src/msw/power.cpp b/src/msw/power.cpp
new file mode 100644 (file)
index 0000000..022e624
--- /dev/null
+++ b/src/msw/power.cpp
@@ -0,0 +1,97 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        src/msw/power.cpp
+// Purpose:     power management functions for MSW
+// Author:      Vadim Zeitlin
+// Modified by:
+// Created:     2006-05-27
+// RCS-ID:      $Id$
+// Copyright:   (c) 2006 Vadim Zeitlin <vadim@wxwindows.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#endif //WX_PRECOMP
+
+#include "wx/power.h"
+
+// ----------------------------------------------------------------------------
+// helper functions
+// ----------------------------------------------------------------------------
+
+static inline bool wxGetPowerStatus(SYSTEM_POWER_STATUS *sps)
+{
+    if ( !::GetSystemPowerStatus(sps) )
+    {
+        wxLogLastError(_T("GetSystemPowerStatus()"));
+        return false;
+    }
+
+    return true;
+}
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+wxPowerType wxGetPowerType()
+{
+    SYSTEM_POWER_STATUS sps;
+    if ( wxGetPowerStatus(&sps) )
+    {
+        switch ( sps.ACLineStatus )
+        {
+            case 0:
+                return wxPOWER_BATTERY;
+
+            case 1:
+                return wxPOWER_SOCKET;
+
+            default:
+                wxLogDebug(_T("Unknown ACLineStatus=%u"), sps.ACLineStatus);
+            case 255:
+                break;
+        }
+    }
+
+    return wxPOWER_UNKNOWN;
+}
+
+wxBatteryState wxGetBatteryState()
+{
+    SYSTEM_POWER_STATUS sps;
+    if ( wxGetPowerStatus(&sps) )
+    {
+        // there can be other bits set in the flag field ("charging" and "no
+        // battery"), extract only those which we need here
+        switch ( sps.BatteryFlag & 7 )
+        {
+            case 1:
+                return wxBATTERY_NORMAL_STATE;
+
+            case 2:
+                return wxBATTERY_LOW_STATE;
+
+            case 3:
+                return wxBATTERY_CRITICAL_STATE;
+        }
+    }
+
+    return wxBATTERY_UNKNOWN_STATE;
+}
+
+