fixing overrelease and out-of-bounds write, fixes #13725

[wxWidgets.git] / src / common / gaugecmn.cpp

diff --git a/src/common/gaugecmn.cpp b/src/common/gaugecmn.cpp
index 9a5b31881c007d2fc04222dfb39cc015602716a1..52b5e49c1394d9049145b1feee5a22efd272393e 100644 (file)
--- a/src/common/gaugecmn.cpp
+++ b/src/common/gaugecmn.cpp
@@ -6,7 +6,7 @@
 // Created:     20.02.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// License:     wxWindows licence
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -27,9 +27,11 @@
 #ifndef WX_PRECOMP
 #endif //WX_PRECOMP
 
+#if wxUSE_GAUGE
+
 #include "wx/gauge.h"
 
-#if wxUSE_GAUGE
+const char wxGaugeNameStr[] = "gauge";
 
 // ============================================================================
 // implementation
@@ -40,6 +42,69 @@ wxGaugeBase::~wxGaugeBase()
     // this destructor is required for Darwin
 }
 
+// ----------------------------------------------------------------------------
+// XTI
+// ----------------------------------------------------------------------------
+
+wxDEFINE_FLAGS( wxGaugeStyle )
+wxBEGIN_FLAGS( wxGaugeStyle )
+// new style border flags, we put them first to
+// use them for streaming out
+wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+wxFLAGS_MEMBER(wxBORDER_RAISED)
+wxFLAGS_MEMBER(wxBORDER_STATIC)
+wxFLAGS_MEMBER(wxBORDER_NONE)
+
+// old style border flags
+wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+wxFLAGS_MEMBER(wxRAISED_BORDER)
+wxFLAGS_MEMBER(wxSTATIC_BORDER)
+wxFLAGS_MEMBER(wxBORDER)
+
+// standard window styles
+wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+wxFLAGS_MEMBER(wxWANTS_CHARS)
+wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+wxFLAGS_MEMBER(wxVSCROLL)
+wxFLAGS_MEMBER(wxHSCROLL)
+
+wxFLAGS_MEMBER(wxGA_HORIZONTAL)
+wxFLAGS_MEMBER(wxGA_VERTICAL)
+#if WXWIN_COMPATIBILITY_2_6
+wxFLAGS_MEMBER(wxGA_PROGRESSBAR)
+#endif // WXWIN_COMPATIBILITY_2_6
+wxFLAGS_MEMBER(wxGA_SMOOTH)
+wxEND_FLAGS( wxGaugeStyle )
+
+wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxGauge, wxControl, "wx/gauge.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxGauge)
+wxPROPERTY( Value, int, SetValue, GetValue, 0, 0 /*flags*/, \
+           wxT("Helpstring"), wxT("group"))
+wxPROPERTY( Range, int, SetRange, GetRange, 0, 0 /*flags*/, \
+           wxT("Helpstring"), wxT("group"))
+wxPROPERTY( ShadowWidth, int, SetShadowWidth, GetShadowWidth, \
+           0, 0 /*flags*/, wxT("Helpstring"), wxT("group"))
+wxPROPERTY( BezelFace, int, SetBezelFace, GetBezelFace, \
+           0, 0 /*flags*/, wxT("Helpstring"), wxT("group"))
+
+wxPROPERTY_FLAGS( WindowStyle, wxGaugeStyle, long, SetWindowStyleFlag, \
+                 GetWindowStyleFlag, wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, \
+                 wxT("Helpstring"), wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxEMPTY_HANDLERS_TABLE(wxGauge)
+
+wxCONSTRUCTOR_6( wxGauge, wxWindow*, Parent, wxWindowID, Id, int, Range, \
+                wxPoint, Position, wxSize, Size, long, WindowStyle )
+
 // ----------------------------------------------------------------------------
 // wxGauge creation
 // ----------------------------------------------------------------------------
@@ -64,12 +129,15 @@ bool wxGaugeBase::Create(wxWindow *parent,
 
     SetRange(range);
     SetValue(0);
+#if wxGAUGE_EMULATE_INDETERMINATE_MODE
+    m_nDirection = wxRIGHT;
+#endif
 
     return true;
 }
 
 // ----------------------------------------------------------------------------
-// wxGauge range/position
+// wxGauge determinate mode range/position
 // ----------------------------------------------------------------------------
 
 void wxGaugeBase::SetRange(int range)
@@ -92,6 +160,39 @@ int wxGaugeBase::GetValue() const
     return m_gaugePos;
 }
 
+// ----------------------------------------------------------------------------
+// wxGauge indeterminate mode
+// ----------------------------------------------------------------------------
+
+void wxGaugeBase::Pulse()
+{
+#if wxGAUGE_EMULATE_INDETERMINATE_MODE
+    // simulate indeterminate mode
+    int curr = GetValue(), max = GetRange();
+
+    if (m_nDirection == wxRIGHT)
+    {
+        if (curr < max)
+            SetValue(curr + 1);
+        else
+        {
+            SetValue(max - 1);
+            m_nDirection = wxLEFT;
+        }
+    }
+    else
+    {
+        if (curr > 0)
+            SetValue(curr - 1);
+        else
+        {
+            SetValue(1);
+            m_nDirection = wxRIGHT;
+        }
+    }
+#endif
+}
+
 // ----------------------------------------------------------------------------
 // wxGauge appearance params
 // ----------------------------------------------------------------------------