Add wxActivityIndicator control.

This is a simple animated control indicating some program activity. Provide native GTK+ (for > 2.20) and OS X implementations as well as a generic one used under MSW. Update the sample and the documentation.
2015-03-06 17:43:29 +01:00
parent 00748bbaef
commit 3f84cb17ca
50 changed files with 1800 additions and 70 deletions
--- a/samples/widgets/Makefile.in
+++ b/samples/widgets/Makefile.in
@@ -50,6 +50,7 @@ WIDGETS_CXXFLAGS = -D__WX$(TOOLKIT)__ $(__WXUNIV_DEFINE_p) $(__DEBUG_DEFINE_p) \
 	-I$(srcdir) $(__DLLFLAG_p) -I$(srcdir)/../../samples $(CXXWARNINGS) \
 	$(SAMPLES_CXXFLAGS) $(CPPFLAGS) $(CXXFLAGS)
 WIDGETS_OBJECTS =  \
+	widgets_activityindicator.o \
 	widgets_bmpcombobox.o \
 	widgets_button.o \
 	widgets_checkbox.o \
@@ -210,6 +211,9 @@ widgets$(EXEEXT): $(WIDGETS_OBJECTS) $(__widgets___win32rc)

@COND_PLATFORM_MACOSX_1@widgets_bundle: $(____widgets_BUNDLE_TGT_REF_DEP)

+widgets_activityindicator.o: $(srcdir)/activityindicator.cpp
+	$(CXXC) -c -o $@ $(WIDGETS_CXXFLAGS) $(srcdir)/activityindicator.cpp
+
 widgets_bmpcombobox.o: $(srcdir)/bmpcombobox.cpp
 	$(CXXC) -c -o $@ $(WIDGETS_CXXFLAGS) $(srcdir)/bmpcombobox.cpp

--- a/samples/widgets/activityindicator.cpp
+++ b/samples/widgets/activityindicator.cpp
@@ -0,0 +1,151 @@
+/////////////////////////////////////////////////////////////////////////////
+// Program:     wxWidgets Widgets Sample
+// Name:        activityindicator.cpp
+// Purpose:     Part of the widgets sample showing wxActivityIndicator
+// Author:      Vadim Zeitlin
+// Created:     2015-03-06
+// Copyright:   (c) 2015 wxWindows team
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+// for all others, include the necessary headers
+#ifndef WX_PRECOMP
+    #include "wx/button.h"
+    #include "wx/sizer.h"
+    #include "wx/stattext.h"
+#endif
+
+#include "wx/activityindicator.h"
+
+#include "widgets.h"
+
+#include "icons/activityindicator.xpm"
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// Control IDs
+enum
+{
+    ActivityIndicator_Start = wxID_HIGHEST,
+    ActivityIndicator_Stop,
+    ActivityIndicator_IsRunning
+};
+
+// ----------------------------------------------------------------------------
+// ActivityIndicatorWidgetsPage
+// ----------------------------------------------------------------------------
+
+class ActivityIndicatorWidgetsPage : public WidgetsPage
+{
+public:
+    ActivityIndicatorWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist)
+        : WidgetsPage(book, imaglist, activityindicator_xpm)
+    {
+        m_indicator = NULL;
+        m_sizerIndicator = NULL;
+    }
+
+    virtual wxControl *GetWidget() const wxOVERRIDE { return m_indicator; }
+    virtual void RecreateWidget() wxOVERRIDE;
+
+    // lazy creation of the content
+    virtual void CreateContent() wxOVERRIDE;
+
+protected:
+    void OnButtonStart(wxCommandEvent&) { m_indicator->Start(); }
+    void OnButtonStop(wxCommandEvent&) { m_indicator->Stop(); }
+
+    void OnUpdateIsRunning(wxUpdateUIEvent& event)
+    {
+        event.SetText(m_indicator && m_indicator->IsRunning()
+                        ? "Indicator is running"
+                        : "Indicator is stopped");
+    }
+
+    // the indicator itself and the sizer it is in
+    wxActivityIndicator *m_indicator;
+    wxSizer *m_sizerIndicator;
+
+private:
+    wxDECLARE_EVENT_TABLE();
+    DECLARE_WIDGETS_PAGE(ActivityIndicatorWidgetsPage)
+};
+
+// ----------------------------------------------------------------------------
+// event tables
+// ----------------------------------------------------------------------------
+
+wxBEGIN_EVENT_TABLE(ActivityIndicatorWidgetsPage, WidgetsPage)
+    EVT_BUTTON(ActivityIndicator_Start,
+               ActivityIndicatorWidgetsPage::OnButtonStart)
+    EVT_BUTTON(ActivityIndicator_Stop,
+               ActivityIndicatorWidgetsPage::OnButtonStop)
+
+    EVT_UPDATE_UI(ActivityIndicator_IsRunning,
+                  ActivityIndicatorWidgetsPage::OnUpdateIsRunning)
+wxEND_EVENT_TABLE()
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+IMPLEMENT_WIDGETS_PAGE(ActivityIndicatorWidgetsPage,
+                       wxT("ActivityIndicator"), NATIVE_CTRLS);
+
+void ActivityIndicatorWidgetsPage::CreateContent()
+{
+    wxSizer* const sizerOper = new wxStaticBoxSizer(wxVERTICAL, this,
+                                                    "&Operations");
+
+    sizerOper->Add(new wxButton(this, ActivityIndicator_Start, "&Start"),
+                   wxSizerFlags().Expand().Border());
+    sizerOper->Add(new wxButton(this, ActivityIndicator_Stop, "&Stop"),
+                   wxSizerFlags().Expand().Border());
+
+    sizerOper->Add(new wxStaticText(this, ActivityIndicator_IsRunning,
+                                    "Indicator is initializing..."),
+                   wxSizerFlags().Expand().Border());
+
+
+    m_sizerIndicator = new wxStaticBoxSizer(wxHORIZONTAL, this,
+                                            "Activity Indicator");
+    RecreateWidget();
+
+
+    wxSizer* const sizerTop = new wxBoxSizer(wxHORIZONTAL);
+    sizerTop->Add(sizerOper, wxSizerFlags().Expand().DoubleBorder());
+    sizerTop->Add(m_sizerIndicator, wxSizerFlags(1).Expand().DoubleBorder());
+
+    SetSizer(sizerTop);
+}
+
+void ActivityIndicatorWidgetsPage::RecreateWidget()
+{
+    m_sizerIndicator->Clear(true /* delete windows */);
+
+    m_indicator = new wxActivityIndicator(this, wxID_ANY,
+                                          wxDefaultPosition, wxDefaultSize,
+                                          GetAttrs().m_defaultFlags);
+
+    m_sizerIndicator->AddStretchSpacer();
+    m_sizerIndicator->Add(m_indicator, wxSizerFlags().Centre());
+    m_sizerIndicator->AddStretchSpacer();
+    m_sizerIndicator->Layout();
+}
--- a/samples/widgets/icons/activityindicator.xpm
+++ b/samples/widgets/icons/activityindicator.xpm
@@ -0,0 +1,278 @@
+/* XPM */
+static const char *const activityindicator_xpm[] = {
+/* columns rows colors chars-per-pixel */
+"16 16 256 2 ",
+"   c None",
+".  c gray93",
+"X  c gray93",
+"o  c gray93",
+"O  c gray93",
+"+  c gray93",
+"@  c #D5D6D6",
+"#  c #828587",
+"$  c #828587",
+"%  c #D6D6D7",
+"&  c gray93",
+"*  c gray93",
+"=  c gray93",
+"-  c gray93",
+";  c gray93",
+":  c gray93",
+">  c gray93",
+",  c gray93",
+"<  c #E9E9E9",
+"1  c #DDDDDD",
+"2  c #ECECEC",
+"3  c gray93",
+"4  c #ABACAE",
+"5  c #747779",
+"6  c #747779",
+"7  c #ABACAE",
+"8  c gray93",
+"9  c #ECECEC",
+"0  c #D4D5D6",
+"q  c #E7E7E8",
+"w  c gray93",
+"e  c gray93",
+"r  c gray93",
+"t  c #E9E9E9",
+"y  c #9A9C9D",
+"u  c #8C8F90",
+"i  c #ABADAE",
+"p  c gray93",
+"a  c #CACACB",
+"s  c #76797B",
+"d  c #76797B",
+"f  c #CACACB",
+"g  c gray93",
+"h  c #8A8D8E",
+"j  c #5C6162",
+"k  c #717676",
+"l  c gray91",
+"z  c gray93",
+"x  c gray93",
+"c  c gray87",
+"v  c #8C8F90",
+"b  c #8C8F90",
+"n  c #929596",
+"m  c gray93",
+"M  c gray93",
+"N  c #E1E1E2",
+"B  c #E1E1E2",
+"V  c gray93",
+"C  c gray93",
+"Z  c #646869",
+"A  c #5C6162",
+"S  c #5C6162",
+"D  c #D7D8D8",
+"F  c gray93",
+"G  c gray93",
+"H  c #ECECEC",
+"J  c #ACAEAF",
+"K  c #929596",
+"L  c #BFC0C1",
+"P  c gray93",
+"I  c gray93",
+"U  c gray93",
+"Y  c gray93",
+"T  c gray93",
+"R  c gray93",
+"E  c #A7A9AA",
+"W  c #64696A",
+"Q  c #8C8F90",
+"!  c #ECECEC",
+"~  c gray93",
+"^  c gray93",
+"/  c gray93",
+"(  c gray93",
+")  c gray93",
+"_  c gray93",
+"`  c gray93",
+"'  c gray93",
+"]  c gray93",
+"[  c gray93",
+"{  c gray93",
+"}  c gray93",
+"|  c gray93",
+" . c gray93",
+".. c gray93",
+"X. c gray93",
+"o. c gray93",
+"O. c #DFDFDF",
+"+. c #C4C5C6",
+"@. c #D8D8D9",
+"#. c gray93",
+"$. c gray93",
+"%. c gray93",
+"&. c gray93",
+"*. c gray93",
+"=. c gray93",
+"-. c gray93",
+";. c gray93",
+":. c gray93",
+">. c gray93",
+",. c #BCBDBE",
+"<. c #8E9192",
+"1. c #CCCDCD",
+"2. c #ACAEAF",
+"3. c #A4A6A7",
+"4. c #A5A7A8",
+"5. c #E6E7E7",
+"6. c gray93",
+"7. c gray93",
+"8. c gray93",
+"9. c gray93",
+"0. c gray93",
+"q. c gray93",
+"w. c gray93",
+"e. c gray93",
+"r. c #DDDEDE",
+"t. c #464B4D",
+"y. c #44494B",
+"u. c #585D5F",
+"i. c #ADAFAF",
+"p. c #A4A6A7",
+"a. c #A5A7A8",
+"s. c #E6E7E7",
+"d. c gray93",
+"f. c gray93",
+"g. c gray93",
+"h. c gray93",
+"j. c gray93",
+"k. c gray93",
+"l. c gray93",
+"z. c gray93",
+"x. c #DDDEDE",
+"c. c #474B4D",
+"v. c #44494B",
+"b. c #585D5F",
+"n. c #DFDFE0",
+"m. c #C5C6C6",
+"M. c #D8D8D9",
+"N. c gray93",
+"B. c gray93",
+"V. c gray93",
+"C. c gray93",
+"Z. c gray93",
+"A. c gray93",
+"S. c gray93",
+"D. c gray93",
+"F. c gray93",
+"G. c gray93",
+"H. c #BCBDBE",
+"J. c #8F9293",
+"K. c #CFD0D0",
+"L. c gray93",
+"P. c gray93",
+"I. c gray93",
+"U. c gray93",
+"Y. c gray93",
+"T. c gray93",
+"R. c gray93",
+"E. c gray93",
+"W. c gray93",
+"Q. c gray93",
+"!. c gray93",
+"~. c gray93",
+"^. c gray93",
+"/. c gray93",
+"(. c gray93",
+"). c gray93",
+"_. c gray93",
+"`. c gray93",
+"'. c #CBCDCD",
+"]. c #BEC0C0",
+"[. c #D5D6D6",
+"{. c gray93",
+"}. c gray93",
+"|. c gray93",
+" X c gray93",
+".X c gray93",
+"XX c gray93",
+"oX c #929596",
+"OX c #3F4445",
+"+X c #717576",
+"@X c #ECECEC",
+"#X c gray93",
+"$X c gray93",
+"%X c #E5E6E6",
+"&X c #BCBEBE",
+"*X c #BCBEBE",
+"=X c #BEC0C0",
+"-X c gray93",
+";X c gray93",
+":X c #EAEAEB",
+">X c #EAEAEB",
+",X c gray93",
+"<X c gray93",
+"1X c #3F4546",
+"2X c #353B3C",
+"3X c #353B3C",
+"4X c #D1D2D2",
+"5X c gray93",
+"6X c gray93",
+"7X c #EBECEC",
+"8X c #C3C5C5",
+"9X c #BCBEBE",
+"0X c #CCCDCD",
+"qX c gray93",
+"wX c #E6E6E6",
+"eX c #D5D5D6",
+"rX c #D5D5D6",
+"tX c #E6E6E6",
+"yX c gray93",
+"uX c #707475",
+"iX c #353B3C",
+"pX c #515657",
+"aX c #E7E7E7",
+"sX c gray93",
+"dX c gray93",
+"fX c gray93",
+"gX c gray92",
+"hX c gray90",
+"jX c gray93",
+"kX c gray93",
+"lX c #DFDFE0",
+"zX c #D4D4D5",
+"xX c #D4D4D5",
+"cX c #DFDFE0",
+"vX c gray93",
+"bX c #ECECEC",
+"nX c #CFD0D0",
+"mX c #E7E7E7",
+"MX c gray93",
+"NX c gray93",
+"BX c gray93",
+"VX c gray93",
+"CX c gray93",
+"ZX c gray93",
+"AX c gray93",
+"SX c gray93",
+"DX c gray91",
+"FX c #D7D7D8",
+"GX c #D7D7D8",
+"HX c #E8E8E9",
+"JX c gray93",
+"KX c gray93",
+"LX c gray93",
+"PX c gray93",
+"IX c gray93",
+"UX c gray93",
+/* pixels */
+"            @ # $ %             ",
+"    < 1     4 5 6 7     0       ",
+"  t y u i   a s d f   h j k     ",
+"  c v b n     N B     Z A S D   ",
+"    J K L             E W Q     ",
+"                                ",
+"O.+.@.                    ,.<.1.",
+"2.3.4.5.                r.t.y.u.",
+"i.p.a.s.                x.c.v.b.",
+"n.m.M.                  G.H.J.K.",
+"                                ",
+"   .'.].[.            oXOX+X@X  ",
+"  %X&X*X=X            1X2X3X4X  ",
+"   X8X9X0X   XeXrXtX  uXiXpXaX  ",
+"     XhXjX  lXzXxXcX  bXnXmX    ",
+"             XFXGXHX            "
+};
--- a/samples/widgets/makefile.bcc
+++ b/samples/widgets/makefile.bcc
@@ -36,6 +36,7 @@ WIDGETS_CXXFLAGS = $(__RUNTIME_LIBS_7) -I$(BCCDIR)\include $(__DEBUGINFO) \
 	-I$(SETUPHDIR) -I.\..\..\include $(____CAIRO_INCLUDEDIR_FILENAMES_p) -I. \
 	$(__DLLFLAG_p) -I.\..\..\samples -DNOPCH $(CPPFLAGS) $(CXXFLAGS)
 WIDGETS_OBJECTS =  \
+	$(OBJS)\widgets_activityindicator.obj \
 	$(OBJS)\widgets_bmpcombobox.obj \
 	$(OBJS)\widgets_button.obj \
 	$(OBJS)\widgets_checkbox.obj \
@@ -263,6 +264,9 @@ $(OBJS)\widgets.exe: $(WIDGETS_OBJECTS)  $(OBJS)\widgets_sample.res
 	c0w32.obj $(WIDGETS_OBJECTS),$@,, $(__WXLIB_ADV_p)  $(__WXLIB_CORE_p)  $(__WXLIB_BASE_p)  $(__WXLIB_MONO_p) $(__LIB_SCINTILLA_IF_MONO_p) $(__LIB_TIFF_p) $(__LIB_JPEG_p) $(__LIB_PNG_p)   wxzlib$(WXDEBUGFLAG).lib wxregex$(WXUNICODEFLAG)$(WXDEBUGFLAG).lib wxexpat$(WXDEBUGFLAG).lib $(EXTRALIBS_FOR_BASE) $(__CAIRO_LIB_p) ole2w32.lib oleacc.lib import32.lib cw32$(__THREADSFLAG_5)$(__RUNTIME_LIBS_8).lib,, $(OBJS)\widgets_sample.res
 |

+$(OBJS)\widgets_activityindicator.obj: .\activityindicator.cpp
+	$(CXX) -q -c -P -o$@ $(WIDGETS_CXXFLAGS) .\activityindicator.cpp
+
 $(OBJS)\widgets_bmpcombobox.obj: .\bmpcombobox.cpp
 	$(CXX) -q -c -P -o$@ $(WIDGETS_CXXFLAGS) .\bmpcombobox.cpp

--- a/samples/widgets/makefile.gcc
+++ b/samples/widgets/makefile.gcc
@@ -29,6 +29,7 @@ WIDGETS_CXXFLAGS = $(__DEBUGINFO) $(__OPTIMIZEFLAG_2) $(__THREADSFLAG) \
 	-Wall -I. $(__DLLFLAG_p) -I.\..\..\samples -DNOPCH $(__RTTIFLAG_5) \
 	$(__EXCEPTIONSFLAG_6) -Wno-ctor-dtor-privacy $(CPPFLAGS) $(CXXFLAGS)
 WIDGETS_OBJECTS =  \
+	$(OBJS)\widgets_activityindicator.o \
 	$(OBJS)\widgets_bmpcombobox.o \
 	$(OBJS)\widgets_button.o \
 	$(OBJS)\widgets_checkbox.o \
@@ -252,6 +253,9 @@ clean:
 $(OBJS)\widgets.exe: $(WIDGETS_OBJECTS) $(OBJS)\widgets_sample_rc.o
 	$(CXX) -o $@ $(WIDGETS_OBJECTS)  $(__DEBUGINFO) $(__THREADSFLAG) -L$(LIBDIRNAME) -Wl,--subsystem,windows -mwindows $(____CAIRO_LIBDIR_FILENAMES_p) $(LDFLAGS)  $(__WXLIB_ADV_p)  $(__WXLIB_CORE_p)  $(__WXLIB_BASE_p)  $(__WXLIB_MONO_p) $(__LIB_SCINTILLA_IF_MONO_p) $(__LIB_TIFF_p) $(__LIB_JPEG_p) $(__LIB_PNG_p)   -lwxzlib$(WXDEBUGFLAG) -lwxregex$(WXUNICODEFLAG)$(WXDEBUGFLAG) -lwxexpat$(WXDEBUGFLAG) $(EXTRALIBS_FOR_BASE) $(__CAIRO_LIB_p) -lkernel32 -luser32 -lgdi32 -lcomdlg32 -lwinspool -lwinmm -lshell32 -lcomctl32 -lole32 -loleaut32 -luuid -lrpcrt4 -ladvapi32 -lwsock32 -lwininet

+$(OBJS)\widgets_activityindicator.o: ./activityindicator.cpp
+	$(CXX) -c -o $@ $(WIDGETS_CXXFLAGS) $(CPPDEPS) $<
+
 $(OBJS)\widgets_bmpcombobox.o: ./bmpcombobox.cpp
 	$(CXX) -c -o $@ $(WIDGETS_CXXFLAGS) $(CPPDEPS) $<

--- a/samples/widgets/makefile.unx
+++ b/samples/widgets/makefile.unx
@@ -53,6 +53,7 @@ WX_CONFIG_FLAGS = $(WX_CONFIG_UNICODE_FLAG) $(WX_CONFIG_SHARED_FLAG) \
 WIDGETS_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` $(CPPFLAGS) \
 	$(CXXFLAGS)
 WIDGETS_OBJECTS =  \
+	widgets_activityindicator.o \
 	widgets_bmpcombobox.o \
 	widgets_button.o \
 	widgets_checkbox.o \
@@ -118,6 +119,9 @@ test_for_selected_wxbuild:
 widgets: $(WIDGETS_OBJECTS)
 	$(CXX) -o $@ $(WIDGETS_OBJECTS)   $(LDFLAGS)  `$(WX_CONFIG) $(WX_CONFIG_FLAGS) --libs adv,core,base`

+widgets_activityindicator.o: ./activityindicator.cpp
+	$(CXX) -c -o $@ $(WIDGETS_CXXFLAGS) $(CPPDEPS) $<
+
 widgets_bmpcombobox.o: ./bmpcombobox.cpp
 	$(CXX) -c -o $@ $(WIDGETS_CXXFLAGS) $(CPPDEPS) $<

--- a/samples/widgets/makefile.vc
+++ b/samples/widgets/makefile.vc
@@ -31,6 +31,7 @@ WIDGETS_CXXFLAGS = /M$(__RUNTIME_LIBS_10)$(__DEBUGRUNTIME_4) /DWIN32 \
 	/I.\..\..\samples /DNOPCH $(__RTTIFLAG_11) $(__EXCEPTIONSFLAG_12) \
 	$(CPPFLAGS) $(CXXFLAGS)
 WIDGETS_OBJECTS =  \
+	$(OBJS)\widgets_activityindicator.obj \
 	$(OBJS)\widgets_bmpcombobox.obj \
 	$(OBJS)\widgets_button.obj \
 	$(OBJS)\widgets_checkbox.obj \
@@ -386,6 +387,9 @@ $(OBJS)\widgets.exe: $(WIDGETS_OBJECTS) $(OBJS)\widgets_sample.res
 	$(WIDGETS_OBJECTS) $(WIDGETS_RESOURCES)  $(__WXLIB_ADV_p)  $(__WXLIB_CORE_p)  $(__WXLIB_BASE_p)  $(__WXLIB_MONO_p) $(__LIB_SCINTILLA_IF_MONO_p) $(__LIB_TIFF_p) $(__LIB_JPEG_p) $(__LIB_PNG_p)   wxzlib$(WXDEBUGFLAG).lib wxregex$(WXUNICODEFLAG)$(WXDEBUGFLAG).lib wxexpat$(WXDEBUGFLAG).lib $(EXTRALIBS_FOR_BASE) $(__CAIRO_LIB_p) kernel32.lib user32.lib gdi32.lib comdlg32.lib winspool.lib winmm.lib shell32.lib comctl32.lib ole32.lib oleaut32.lib uuid.lib rpcrt4.lib advapi32.lib wsock32.lib wininet.lib
 <<

+$(OBJS)\widgets_activityindicator.obj: .\activityindicator.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(WIDGETS_CXXFLAGS) .\activityindicator.cpp
+
 $(OBJS)\widgets_bmpcombobox.obj: .\bmpcombobox.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(WIDGETS_CXXFLAGS) .\bmpcombobox.cpp

--- a/samples/widgets/widgets.bkl
+++ b/samples/widgets/widgets.bkl
@@ -5,6 +5,7 @@

    <exe id="widgets" template="wx_sample" template_append="wx_append">
        <sources>
+            activityindicator.cpp
            bmpcombobox.cpp
            button.cpp
            checkbox.cpp
--- a/samples/widgets/widgets_vc7.vcproj
+++ b/samples/widgets/widgets_vc7.vcproj
@@ -283,6 +283,9 @@
 			Name="Source Files"
 			Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
 			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}">
+			<File
+				RelativePath=".\activityindicator.cpp">
+			</File>
 			<File
 				RelativePath=".\bmpcombobox.cpp">
 			</File>
--- a/samples/widgets/widgets_vc8.vcproj
+++ b/samples/widgets/widgets_vc8.vcproj
@@ -806,6 +806,10 @@
 			Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
 			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
 			>
+			<File
+				RelativePath=".\activityindicator.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\bmpcombobox.cpp"
 				>
--- a/samples/widgets/widgets_vc9.vcproj
+++ b/samples/widgets/widgets_vc9.vcproj
@@ -778,6 +778,10 @@
 			Filter="cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx"
 			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}"
 			>
+			<File
+				RelativePath=".\activityindicator.cpp"
+				>
+			</File>
 			<File
 				RelativePath=".\bmpcombobox.cpp"
 				>