patch 1352744

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

diff --git a/src/common/dlgcmn.cpp b/src/common/dlgcmn.cpp
index 595643cba4fabf614ab9b95293fba9030348b348..ba4e88cbbe8dc8f2abc623d1a87b4bdce9b4ca56 100644 (file)
--- a/src/common/dlgcmn.cpp
+++ b/src/common/dlgcmn.cpp
@@ -6,7 +6,7 @@
 // Created:     28.06.99
 // RCS-ID:      $Id$
 // Copyright:   (c) Vadim Zeitlin
 // Created:     28.06.99
 // RCS-ID:      $Id$
 // Copyright:   (c) Vadim Zeitlin

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,12 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if 0
-#ifdef __GNUG__
-    #pragma implementation
-#endif
-#endif
-

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


@@ -31,121 +25,312 @@
 #endif
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP

+    #include "wx/button.h"

     #include "wx/dialog.h"
     #include "wx/dcclient.h"
     #include "wx/intl.h"
     #include "wx/settings.h"
     #include "wx/stattext.h"
     #include "wx/sizer.h"
     #include "wx/dialog.h"
     #include "wx/dcclient.h"
     #include "wx/intl.h"
     #include "wx/settings.h"
     #include "wx/stattext.h"
     #include "wx/sizer.h"

+    #include "wx/button.h"
+    #include "wx/containr.h"

 #endif
 
 #endif
 

-//--------------------------------------------------------------------------
+#if wxUSE_STATTEXT
+
+// ----------------------------------------------------------------------------
+// wxTextWrapper
+// ----------------------------------------------------------------------------
+
+// this class is used to wrap the text on word boundary: wrapping is done by
+// calling OnStartLine() and OnOutputLine() functions
+class wxTextWrapper
+{
+public:
+    wxTextWrapper() { m_eol = false; }
+
+    // win is used for getting the font, text is the text to wrap, width is the
+    // max line width or -1 to disable wrapping
+    void Wrap(wxWindow *win, const wxString& text, int widthMax);
+
+    // we don't need it, but just to avoid compiler warnings
+    virtual ~wxTextWrapper() { }
+
+protected:
+    // line may be empty
+    virtual void OnOutputLine(const wxString& line) = 0;
+
+    // called at the start of every new line (except the very first one)
+    virtual void OnNewLine() { }
+
+private:
+    // call OnOutputLine() and set m_eol to true
+    void DoOutputLine(const wxString& line)
+    {
+        OnOutputLine(line);
+
+        m_eol = true;
+    }
+
+    // this function is a destructive inspector: when it returns true it also
+    // resets the flag to false so calling it again woulnd't return true any
+    // more
+    bool IsStartOfNewLine()
+    {
+        if ( !m_eol )
+            return false;
+
+        m_eol = false;
+
+        return true;
+    }
+
+
+    bool m_eol;
+};
+
+#endif // wxUSE_STATTEXT
+
+// ----------------------------------------------------------------------------

 // wxDialogBase
 // wxDialogBase

-//--------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+
+// FIXME - temporary hack in absence of wxTopLevelWindow, should be always used
+#ifdef wxTopLevelWindowNative
+BEGIN_EVENT_TABLE(wxDialogBase, wxTopLevelWindow)
+    WX_EVENT_TABLE_CONTROL_CONTAINER(wxDialogBase)
+END_EVENT_TABLE()
+
+WX_DELEGATE_TO_CONTROL_CONTAINER(wxDialogBase)
+#endif

 
 

-wxSizer *wxDialogBase::CreateTextSizer( const wxString &message )
+void wxDialogBase::Init()

 {
 {

-    wxBoxSizer *box = new wxBoxSizer( wxVERTICAL );
+    m_returnCode = 0;
+    m_affirmativeId = wxID_OK;
+    m_escapeId = wxID_ANY;

 
 

-    // get line height for empty lines
-    int y = 0;
-    wxFont new_font( GetFont() );
-    if (!new_font.Ok()) new_font = *wxSWISS_FONT;
-    GetTextExtent( "H", (int*)NULL, &y, (int*)NULL, (int*)NULL, &new_font );
+    // the dialogs have this flag on by default to prevent the events from the
+    // dialog controls from reaching the parent frame which is usually
+    // undesirable and can lead to unexpected and hard to find bugs
+    SetExtraStyle(GetExtraStyle() | wxWS_EX_BLOCK_EVENTS);
+
+#ifdef wxTopLevelWindowNative // FIXME - temporary hack, should be always used!
+    m_container.SetContainerWindow(this);
+#endif
+}

 
 

+#if wxUSE_STATTEXT
+
+void wxTextWrapper::Wrap(wxWindow *win, const wxString& text, int widthMax)
+{
+    const wxChar *lastSpace = NULL;

     wxString line;
     wxString line;

-    for (size_t pos = 0; pos < message.Len(); pos++)
+
+    const wxChar *lineStart = text.c_str();
+    for ( const wxChar *p = lineStart; ; p++ )

     {
     {

-        if (message[pos] == _T('\n'))
+        if ( IsStartOfNewLine() )

         {
         {

-            if (!line.IsEmpty())
+            OnNewLine();
+
+            lastSpace = NULL;
+            line.clear();
+            lineStart = p;
+        }
+
+        if ( *p == _T('\n') || *p == _T('\0') )
+        {
+            DoOutputLine(line);
+
+            if ( *p == _T('\0') )
+                break;
+        }
+        else // not EOL
+        {
+            if ( *p == _T(' ') )
+                lastSpace = p;
+
+            line += *p;
+
+            if ( widthMax >= 0 && lastSpace )

             {
             {

-                wxStaticText *s1 = new wxStaticText( this, -1, line );
-               box->Add( s1 );
-                line = _T("");
+                int width;
+                win->GetTextExtent(line, &width, NULL);
+
+                if ( width > widthMax )
+                {
+                    // remove the last word from this line
+                    line.erase(lastSpace - lineStart, p + 1 - lineStart);
+                    DoOutputLine(line);
+
+                    // go back to the last word of this line which we didn't
+                    // output yet
+                    p = lastSpace;
+                }

             }
             }

-           else
-           {
-               box->Add( 5, y );
-           }
+            //else: no wrapping at all or impossible to wrap

         }
         }

-        else
+    }
+}
+
+class wxTextSizerWrapper : public wxTextWrapper
+{
+public:
+    wxTextSizerWrapper(wxWindow *win)
+    {
+        m_win = win;
+        m_hLine = 0;
+    }
+
+    wxSizer *CreateSizer(const wxString& text, int widthMax)
+    {
+        m_sizer = new wxBoxSizer(wxVERTICAL);
+        Wrap(m_win, text, widthMax);
+        return m_sizer;
+    }
+
+protected:
+    virtual void OnOutputLine(const wxString& line)
+    {
+        if ( !line.empty() )

         {
         {

-            line += message[pos];
+            m_sizer->Add(new wxStaticText(m_win, wxID_ANY, line));
+        }
+        else // empty line, no need to create a control for it
+        {
+            if ( !m_hLine )
+                m_hLine = m_win->GetCharHeight();
+
+            m_sizer->Add(5, m_hLine);

         }
     }
 
         }
     }
 

-    // remaining text behind last '\n'
-    if (!line.IsEmpty())
+private:
+    wxWindow *m_win;
+    wxSizer *m_sizer;
+    int m_hLine;
+};
+
+wxSizer *wxDialogBase::CreateTextSizer(const wxString& message)
+{
+    // I admit that this is complete bogus, but it makes
+    // message boxes work for pda screens temporarily..
+    int widthMax = -1;
+    const bool is_pda = wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA;
+    if (is_pda)

     {
     {

-        wxStaticText *s2 = new wxStaticText( this, -1, line );
-       box->Add( s2 );
+        widthMax = wxSystemSettings::GetMetric( wxSYS_SCREEN_X ) - 25;

     }
 
     }
 

-    return box;
+    // '&' is used as accel mnemonic prefix in the wxWidgets controls but in
+    // the static messages created by CreateTextSizer() (used by wxMessageBox,
+    // for example), we don't want this special meaning, so we need to quote it
+    wxString text(message);
+    text.Replace(_T("&"), _T("&&"));
+
+    wxTextSizerWrapper wrapper(this);
+
+    return wrapper.CreateSizer(text, widthMax);

 }
 
 }
 

-wxSizer *wxDialogBase::CreateButtonSizer( long flags )
+class wxLabelWrapper : public wxTextWrapper

 {
 {

-    wxBoxSizer *box = new wxBoxSizer( wxHORIZONTAL );
+public:
+    void WrapLabel(wxWindow *text, int widthMax)
+    {
+        m_text.clear();
+        Wrap(text, text->GetLabel(), widthMax);
+        text->SetLabel(m_text);
+    }
+
+protected:
+    virtual void OnOutputLine(const wxString& line)
+    {
+        m_text += line;
+    }
+
+    virtual void OnNewLine()
+    {
+        m_text += _T('\n');
+    }
+
+private:
+    wxString m_text;
+};

 
 

-#if defined(__WXMSW__) || defined(__WXMAC__)
-    int margin = 6;
+void
+#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
+wxStaticText

 #else
 #else

-    int margin = 10;
+wxStaticTextBase

 #endif
 #endif

+::Wrap(int width)
+{
+    wxLabelWrapper wrapper;
+    wrapper.WrapLabel(this, width);
+}

 
 

-    wxButton *ok = (wxButton *) NULL;
-    wxButton *cancel = (wxButton *) NULL;
-    wxButton *yes = (wxButton *) NULL;
-    wxButton *no = (wxButton *) NULL;
+#endif // wxUSE_STATTEXT

 
 

-    // always show an OK button, unless only YES_NO is given
-    if ((flags & wxYES_NO) == 0) flags = flags | wxOK;
+#if wxUSE_BUTTON

 
 

-    if (flags & wxYES_NO)
-    {
-        yes = new wxButton( this, wxID_YES, _("Yes") );
-        box->Add( yes, 0, wxLEFT|wxRIGHT, margin );
-        no = new wxButton( this, wxID_NO, _("No") );
-        box->Add( no, 0, wxLEFT|wxRIGHT, margin );
-    } else
-    if (flags & wxYES)
-    {
-        yes = new wxButton( this, wxID_YES, _("Yes") );
-        box->Add( yes, 0, wxLEFT|wxRIGHT, margin );
-    } else
-    if (flags & wxNO)
-    {
-        no = new wxButton( this, wxID_NO, _("No") );
-        box->Add( no, 0, wxLEFT|wxRIGHT, margin );
+wxSizer *wxDialogBase::CreateButtonSizer( long flags )
+{
+#ifdef __SMARTPHONE__
+    wxDialog* dialog = (wxDialog*) this;
+    if (flags & wxOK){
+        dialog->SetLeftMenu(wxID_OK);

     }
 
     }
 

-    if (flags & wxOK)
-    {
-        ok = new wxButton( this, wxID_OK, _("OK") );
-        box->Add( ok, 0, wxLEFT|wxRIGHT, margin );
+    if (flags & wxCANCEL){
+        dialog->SetRightMenu(wxID_CANCEL);

     }
 
     }
 

-    if (flags & wxFORWARD)
-        box->Add( new wxButton( this, wxID_FORWARD, _("Forward")  ), 0, wxLEFT|wxRIGHT, margin );
+    if (flags & wxYES){
+        dialog->SetLeftMenu(wxID_YES);
+    }

 
 

-    if (flags & wxBACKWARD)
-        box->Add( new wxButton( this, wxID_BACKWARD, _("Backward")  ), 0, wxLEFT|wxRIGHT, margin );
+    if (flags & wxNO){
+        dialog->SetLeftMenu(wxID_NO);
+    }
+    wxBoxSizer* sizer = new wxBoxSizer(wxHORIZONTAL);
+    return sizer;
+#else
+    return CreateStdDialogButtonSizer( flags );
+#endif
+}

 
 

-    if (flags & wxSETUP)
-        box->Add( new wxButton( this, wxID_SETUP, _("Setup")  ), 0, wxLEFT|wxRIGHT, margin );
+wxStdDialogButtonSizer *wxDialogBase::CreateStdDialogButtonSizer( long flags )
+{
+    wxStdDialogButtonSizer *sizer = new wxStdDialogButtonSizer();
+    wxButton *ok = NULL;
+    wxButton *yes = NULL;
+    wxButton *no = NULL;
+
+    if (flags & wxOK){
+        ok = new wxButton(this, wxID_OK);
+        sizer->AddButton(ok);
+    }

 
 

-    if (flags & wxMORE)
-        box->Add( new wxButton( this, wxID_MORE, _("More...")  ), 0, wxLEFT|wxRIGHT, margin );
+    if (flags & wxCANCEL){
+        wxButton *cancel = new wxButton(this, wxID_CANCEL);
+        sizer->AddButton(cancel);
+    }

 
 

-    if (flags & wxHELP)
-        box->Add( new wxButton( this, wxID_HELP, _("Help")  ), 0, wxLEFT|wxRIGHT, margin );
+    if (flags & wxYES){
+        yes = new wxButton(this, wxID_YES);
+        sizer->AddButton(yes);
+    }

 
 

-    if (flags & wxCANCEL)
-    {
-        cancel = new wxButton( this, wxID_CANCEL, _("Cancel") );
-        box->Add( cancel, 0, wxLEFT|wxRIGHT, margin );
+    if (flags & wxNO){
+        no = new wxButton(this, wxID_NO);
+        sizer->AddButton(no);
+    }
+
+    if (flags & wxHELP){
+        wxButton *help = new wxButton(this, wxID_HELP);
+        sizer->AddButton(help);

     }
 
     if (flags & wxNO_DEFAULT)
     }
 
     if (flags & wxNO_DEFAULT)


@@ -170,6 +355,15 @@ wxSizer *wxDialogBase::CreateButtonSizer( long flags )
         }
     }
 
         }
     }
 

-    return box;
+    if (flags & wxOK)
+        SetAffirmativeId(wxID_OK);
+    else if (flags & wxYES)
+        SetAffirmativeId(wxID_YES);
+
+    sizer->Realize();
+
+    return sizer;

 }
 
 }
 

+
+#endif // wxUSE_BUTTON