Remove ugly flicker during resizing

[wxWidgets.git] / samples / oleauto / oleauto.cpp

diff --git a/samples/oleauto/oleauto.cpp b/samples/oleauto/oleauto.cpp
index 0eb92386294f86bc3e1b9e257e643eded5bfc192..f803eaf7c085cda8ebc02f9469acfb6388e8e65d 100644 (file)
--- a/samples/oleauto/oleauto.cpp
+++ b/samples/oleauto/oleauto.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        oleauto.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        oleauto.cpp

-// Purpose:     OLE Automation wxWindows sample
+// Purpose:     OLE Automation wxWidgets sample

 // Author:      Julian Smart
 // Modified by:
 // Created:     08/12/98
 // Author:      Julian Smart
 // Modified by:
 // Created:     08/12/98


@@ -16,10 +16,6 @@
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------

-#ifdef __GNUG__
-    #pragma implementation "oleauto.cpp"
-    #pragma interface "oleauto.cpp"
-#endif

 
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"


@@ -29,26 +25,22 @@
 #endif
 
 // for all others, include the necessary headers (this file is usually all you
 #endif
 
 // for all others, include the necessary headers (this file is usually all you

-// need because it includes almost all "standard" wxWindows headers
+// need because it includes almost all "standard" wxWidgets headers

 #ifndef WX_PRECOMP
     #include "wx/wx.h"
 #endif
 
 #ifndef WX_PRECOMP
     #include "wx/wx.h"
 #endif
 

-#include <wx/msw/ole/automtn.h>
+#include "wx/msw/ole/automtn.h"

 
 #ifndef __WXMSW__
 #error "Sorry, this sample works under Windows only."
 #endif
 
 
 #ifndef __WXMSW__
 #error "Sorry, this sample works under Windows only."
 #endif
 

-#ifdef __WATCOMC__
-#error "Sorry, Watcom C++ does not support wxAutomationObject."
-#endif
-

 // ----------------------------------------------------------------------------
 // ressources
 // ----------------------------------------------------------------------------
 // the application icon
 // ----------------------------------------------------------------------------
 // ressources
 // ----------------------------------------------------------------------------
 // the application icon

-#if defined(__WXGTK__) || defined(__WXMOTIF__)
+#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__)

     #include "mondrian.xpm"
 #endif
 
     #include "mondrian.xpm"
 #endif
 


@@ -82,7 +74,7 @@ public:
     void OnTest(wxCommandEvent& event);
 
 private:
     void OnTest(wxCommandEvent& event);
 
 private:

-    // any class wishing to process wxWindows events must use this macro
+    // any class wishing to process wxWidgets events must use this macro

     DECLARE_EVENT_TABLE()
 };
 
     DECLARE_EVENT_TABLE()
 };
 


@@ -99,14 +91,14 @@ enum
     OleAuto_Test,
 
     // controls start here (the numbers are, of course, arbitrary)
     OleAuto_Test,
 
     // controls start here (the numbers are, of course, arbitrary)

-    OleAuto_Text = 1000,
+    OleAuto_Text = 1000

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------

-// event tables and other macros for wxWindows
+// event tables and other macros for wxWidgets

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-// the event tables connect the wxWindows events with the functions (event
+// the event tables connect the wxWidgets events with the functions (event

 // handlers) which process them. It can be also done at run-time, but for the
 // simple menu events like this the static method is much simpler.
 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 // handlers) which process them. It can be also done at run-time, but for the
 // simple menu events like this the static method is much simpler.
 BEGIN_EVENT_TABLE(MyFrame, wxFrame)


@@ -115,7 +107,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(OleAuto_Test, MyFrame::OnTest)
 END_EVENT_TABLE()
 
     EVT_MENU(OleAuto_Test, MyFrame::OnTest)
 END_EVENT_TABLE()
 

-// Create a new application object: this macro will allow wxWindows to create
+// Create a new application object: this macro will allow wxWidgets to create

 // the application object during program execution (it's better than using a
 // static object for many reasons) and also declares the accessor function
 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
 // the application object during program execution (it's better than using a
 // static object for many reasons) and also declares the accessor function
 // wxGetApp() which will return the reference of the right type (i.e. MyApp and


@@ -133,19 +125,22 @@ IMPLEMENT_APP(MyApp)
 // `Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {
 // `Main program' equivalent: the program execution "starts" here
 bool MyApp::OnInit()
 {

+    if ( !wxApp::OnInit() )
+        return false;
+

     // Create the main application window
     // Create the main application window

-    MyFrame *frame = new MyFrame("OleAuto wxWindows App",
+    MyFrame *frame = new MyFrame(_T("OleAuto wxWidgets App"),

                                  wxPoint(50, 50), wxSize(450, 340));
 
     // Show it and tell the application that it's our main window
     // @@@ what does it do exactly, in fact? is it necessary here?
                                  wxPoint(50, 50), wxSize(450, 340));
 
     // Show it and tell the application that it's our main window
     // @@@ what does it do exactly, in fact? is it necessary here?

-    frame->Show(TRUE);
+    frame->Show(true);

     SetTopWindow(frame);
 
     // success: wxApp::OnRun() will be called which will enter the main message
     SetTopWindow(frame);
 
     // success: wxApp::OnRun() will be called which will enter the main message

-    // loop and the application will run. If we returned FALSE here, the
+    // loop and the application will run. If we returned false here, the

     // application would exit immediately.
     // application would exit immediately.

-    return TRUE;
+    return true;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -154,7 +149,7 @@ bool MyApp::OnInit()
 
 // frame constructor
 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 
 // frame constructor
 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)

-       : wxFrame((wxFrame *)NULL, -1, title, pos, size)
+       : wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size)

 {
     // set the frame icon
     SetIcon(wxICON(mondrian));
 {
     // set the frame icon
     SetIcon(wxICON(mondrian));


@@ -162,21 +157,23 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     // create a menu bar
     wxMenu *menuFile = new wxMenu;
 
     // create a menu bar
     wxMenu *menuFile = new wxMenu;
 

-    menuFile->Append(OleAuto_Test, "&Test Excel Automation...");
-    menuFile->Append(OleAuto_About, "&About...");
+    menuFile->Append(OleAuto_Test, _T("&Test Excel Automation..."));
+    menuFile->Append(OleAuto_About, _T("&About..."));

     menuFile->AppendSeparator();
     menuFile->AppendSeparator();

-    menuFile->Append(OleAuto_Quit, "E&xit");
+    menuFile->Append(OleAuto_Quit, _T("E&xit"));

 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar;
 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar;

-    menuBar->Append(menuFile, "&File");
+    menuBar->Append(menuFile, _T("&File"));

 
     // ... and attach this menu bar to the frame
     SetMenuBar(menuBar);
 
 
     // ... and attach this menu bar to the frame
     SetMenuBar(menuBar);
 

+#if wxUSE_STATUSBAR

     // create a status bar just for fun (by default with 1 pane only)
     CreateStatusBar(2);
     // create a status bar just for fun (by default with 1 pane only)
     CreateStatusBar(2);

-    SetStatusText("Welcome to wxWindows!");
+    SetStatusText(_T("Welcome to wxWidgets!"));
+#endif // wxUSE_STATUSBAR

 }
 
 
 }
 
 


@@ -184,14 +181,14 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 {

-    // TRUE is to force the frame to close
-    Close(TRUE);
+    // true is to force the frame to close
+    Close(true);

 }
 
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 {
 }
 
 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 {

-    wxMessageBox("This is an OLE Automation sample",
-                 "About OleAuto", wxOK | wxICON_INFORMATION, this);
+    wxMessageBox(_T("This is an OLE Automation sample"),
+                 _T("About OleAuto"), wxOK | wxICON_INFORMATION, this);

 }
 
 /* Tests OLE automation by making the active Excel cell bold,
 }
 
 /* Tests OLE automation by making the active Excel cell bold,


@@ -199,28 +196,49 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
  */
 void MyFrame::OnTest(wxCommandEvent& WXUNUSED(event))
 {
  */
 void MyFrame::OnTest(wxCommandEvent& WXUNUSED(event))
 {

-    wxMessageBox("Please ensure Excel is running, then press OK.\nThe active cell should then say 'wxWindows automation test!' in bold.");
+    wxMessageBox(_T("Please ensure Excel is running, then press OK.\nThe active cell should then say 'wxWidgets automation test!' in bold."));

 
     wxAutomationObject excelObject, rangeObject;
 
     wxAutomationObject excelObject, rangeObject;

-    if (!excelObject.GetInstance("Excel.Application"))
+    if (!excelObject.GetInstance(_T("Excel.Application")))
+    {
+        // Start Excel if it is not running
+        if (!excelObject.CreateInstance(_T("Excel.Application")))
+        {
+            wxMessageBox(_T("Could not create Excel object."));
+            return;
+        }
+    }
+
+    // Ensure that Excel is visible
+    if (!excelObject.PutProperty(_T("Visible"), true))
+    {
+        wxMessageBox(_T("Could not make Excel object visible"));
+    }
+    const wxVariant workbooksCountVariant = excelObject.GetProperty(_T("Workbooks.Count"));
+    if (workbooksCountVariant.IsNull())

     {
     {

-        if (!excelObject.CreateInstance("Excel.Application"))
+        wxMessageBox(_T("Could not get workbooks count"));
+        return;
+    }
+    const long workbooksCount = workbooksCountVariant;
+    if (workbooksCount == 0)
+    {
+        const wxVariant workbook = excelObject.CallMethod(_T("Workbooks.Add"));
+        if (workbook.IsNull())

         {
         {

-            wxMessageBox("Could not create Excel object.");
+            wxMessageBox(_T("Could not create new Workbook"));

             return;
         }
     }
             return;
         }
     }

-    if (!excelObject.PutProperty("ActiveCell.Value", "wxWindows automation test!"))
+
+    if (!excelObject.PutProperty(_T("ActiveCell.Value"), _T("wxWidgets automation test!")))

     {
     {

-        wxMessageBox("Could not set active cell value.");
+        wxMessageBox(_T("Could not set active cell value."));

         return;
     }
         return;
     }

-#ifdef HAVE_BOOL
-    if (!excelObject.PutProperty("ActiveCell.Font.Bold", wxVariant((bool) TRUE)) )
+    if (!excelObject.PutProperty(_T("ActiveCell.Font.Bold"), wxVariant(true)) )

     {
     {

-        wxMessageBox("Could not put Bold property to active cell.");
+        wxMessageBox(_T("Could not put Bold property to active cell."));

         return;
     }
         return;
     }

-#endif

 }
 }

-