]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/msgdlgg.cpp
Return NULL from wxWindow::GetCapture() when the capture is being lost.
[wxWidgets.git] / src / generic / msgdlgg.cpp
index d2339efb44526dff2404daf985f003cf5adc250f..5fbded43cc0d68629784ea749f13faf0ff0e9599 100644 (file)
@@ -1,18 +1,13 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        msgdlgg.cpp
+// Name:        src/generic/msgdlgg.cpp
 // Purpose:     wxGenericMessageDialog
 // Author:      Julian Smart, Robert Roebling
 // Modified by:
 // Created:     04/01/98
-// RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart, Markus Holzem, Robert Roebling
-// Licence:    wxWindows license
+// Copyright:   (c) Julian Smart and Robert Roebling
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "msgdlgg.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #pragma hdrstop
 #endif
 
+#if wxUSE_MSGDLG
+
 #ifndef WX_PRECOMP
-#include "wx/utils.h"
-#include "wx/dialog.h"
-#include "wx/listbox.h"
-#include "wx/button.h"
-#include "wx/stattext.h"
-#include "wx/layout.h"
-#include "wx/intl.h"
+    #include "wx/utils.h"
+    #include "wx/dialog.h"
+    #include "wx/button.h"
+    #include "wx/stattext.h"
+    #include "wx/statbmp.h"
+    #include "wx/layout.h"
+    #include "wx/intl.h"
+    #include "wx/icon.h"
+    #include "wx/sizer.h"
+    #include "wx/app.h"
+    #include "wx/settings.h"
 #endif
 
 #include <stdio.h>
 #include <string.h>
 
-#include "wx/generic/msgdlgg.h"
+#define __WX_COMPILING_MSGDLGG_CPP__ 1
+#include "wx/msgdlg.h"
+#include "wx/artprov.h"
+#include "wx/textwrapper.h"
+#include "wx/modalhook.h"
 
-///////////////////////////////////////////////////////////////////
-// New dialog box implementations
+#if wxUSE_STATLINE
+    #include "wx/statline.h"
+#endif
 
-// Split message, using constraints to position controls
-wxSize wxSplitMessage2( const wxString &message, wxWindow *parent )
+// ----------------------------------------------------------------------------
+// wxTitleTextWrapper: simple class to create wrapped text in "title font"
+// ----------------------------------------------------------------------------
+
+class wxTitleTextWrapper : public wxTextSizerWrapper
 {
-    int y = 10;
-    int w = 50;
-    wxString line( _T("") );
-    for (uint pos = 0; pos < message.Len(); pos++)
+public:
+    wxTitleTextWrapper(wxWindow *win)
+        : wxTextSizerWrapper(win)
     {
-        if (message[pos] == _T('\n'))
-       {
-           if (!line.IsEmpty())
-           {
-               wxStaticText *s1 = new wxStaticText( parent, -1, line, wxPoint(15,y) );
-               wxSize size1( s1->GetSize() );
-               if (size1.x > w) w = size1.x;
-               line = _T("");
-           }
-           y += 18;
-       }
-       else
-       {
-           line += message[pos];
-       }
     }
-    
-    if (!line.IsEmpty())
+
+protected:
+    virtual wxWindow *OnCreateLine(const wxString& s)
     {
-       wxStaticText *s2 = new wxStaticText( parent, -1, line, wxPoint(15,y) );
-       wxSize size2( s2->GetSize() );
-       if (size2.x > w) w = size2.x;
+        wxWindow * const win = wxTextSizerWrapper::OnCreateLine(s);
+
+        win->SetFont(win->GetFont().Larger().MakeBold());
+
+        return win;
     }
-       
-    y += 18;
-    
-    return wxSize(w+30,y);
-}
+};
+
+// ----------------------------------------------------------------------------
+// icons
+// ----------------------------------------------------------------------------
 
-#if !USE_SHARED_LIBRARY
 BEGIN_EVENT_TABLE(wxGenericMessageDialog, wxDialog)
-       EVT_BUTTON(wxID_YES, wxGenericMessageDialog::OnYes)
-       EVT_BUTTON(wxID_NO, wxGenericMessageDialog::OnNo)
-       EVT_BUTTON(wxID_CANCEL, wxGenericMessageDialog::OnCancel)
+        EVT_BUTTON(wxID_YES, wxGenericMessageDialog::OnYes)
+        EVT_BUTTON(wxID_NO, wxGenericMessageDialog::OnNo)
+        EVT_BUTTON(wxID_HELP, wxGenericMessageDialog::OnHelp)
+        EVT_BUTTON(wxID_CANCEL, wxGenericMessageDialog::OnCancel)
 END_EVENT_TABLE()
 
 IMPLEMENT_CLASS(wxGenericMessageDialog, wxDialog)
-#endif
 
-wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent, const wxString& message, 
-   const wxString& caption, long style, const wxPoint& pos) :
-  wxDialog( parent, -1, caption, pos, wxDefaultSize )
+wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent,
+                                                const wxString& message,
+                                                const wxString& caption,
+                                                long style,
+                                                const wxPoint& pos)
+                      : wxMessageDialogBase(GetParentForModalDialog(parent, style),
+                                            message,
+                                            caption,
+                                            style),
+                        m_pos(pos)
 {
-    m_dialogStyle = style;
-
-    wxSize message_size( wxSplitMessage2( message, this ) );
-
-    wxButton *ok = (wxButton *) NULL;
-    wxButton *cancel = (wxButton *) NULL;
-    wxButton *yes = (wxButton *) NULL;
-    wxButton *no = (wxButton *) NULL;
-    
-    int y = message_size.y + 30;
-    
-    if (style & wxYES_NO) 
-    {
-        yes = new wxButton( this, wxID_YES, _("Yes"), wxPoint(-1,y), wxSize(80,-1) );
-       m_buttons.Append( yes );
-        no = new wxButton( this, wxID_NO, _("No"), wxPoint(-1,y), wxSize(80,-1) );
-       m_buttons.Append( no );
-    }
+    m_created = false;
+}
 
-    if (style & wxOK) 
+wxSizer *wxGenericMessageDialog::CreateMsgDlgButtonSizer()
+{
+#ifndef __SMARTPHONE__
+    if ( HasCustomLabels() )
     {
-        ok = new wxButton( this, wxID_OK, _("OK"), wxPoint(-1,y), wxSize(80,-1) );
-       m_buttons.Append( ok );
+        wxStdDialogButtonSizer * const sizerStd = new wxStdDialogButtonSizer;
+
+        wxButton *btnDef = NULL;
+
+        if ( m_dialogStyle & wxOK )
+        {
+            btnDef = new wxButton(this, wxID_OK, GetCustomOKLabel());
+            sizerStd->AddButton(btnDef);
+        }
+
+        if ( m_dialogStyle & wxCANCEL )
+        {
+            wxButton * const
+                cancel = new wxButton(this, wxID_CANCEL, GetCustomCancelLabel());
+            sizerStd->AddButton(cancel);
+
+            if ( m_dialogStyle & wxCANCEL_DEFAULT )
+                btnDef = cancel;
+        }
+
+        if ( m_dialogStyle & wxYES_NO )
+        {
+            wxButton * const
+                yes = new wxButton(this, wxID_YES, GetCustomYesLabel());
+            sizerStd->AddButton(yes);
+
+            wxButton * const
+                no = new wxButton(this, wxID_NO, GetCustomNoLabel());
+            sizerStd->AddButton(no);
+            if ( m_dialogStyle & wxNO_DEFAULT )
+                btnDef = no;
+            else if ( !btnDef )
+                btnDef = yes;
+        }
+
+        if ( m_dialogStyle & wxHELP )
+        {
+            wxButton * const
+                help = new wxButton(this, wxID_HELP, GetCustomHelpLabel());
+            sizerStd->AddButton(help);
+        }
+
+        if ( btnDef )
+        {
+            btnDef->SetDefault();
+            btnDef->SetFocus();
+        }
+
+        sizerStd->Realize();
+
+        return CreateSeparatedSizer(sizerStd);
     }
+#endif // !__SMARTPHONE__
 
-    if (style & wxCANCEL) 
+    // Use standard labels for all buttons
+    return CreateSeparatedButtonSizer
+           (
+                m_dialogStyle & (wxOK | wxCANCEL | wxHELP | wxYES_NO |
+                                 wxNO_DEFAULT | wxCANCEL_DEFAULT)
+           );
+}
+
+void wxGenericMessageDialog::DoCreateMsgdialog()
+{
+    wxDialog::Create(m_parent, wxID_ANY, m_caption, m_pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE);
+
+    wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
+
+    wxBoxSizer *icon_text = new wxBoxSizer( wxHORIZONTAL );
+
+#if wxUSE_STATBMP
+    // 1) icon
+    if (m_dialogStyle & wxICON_MASK)
     {
-        cancel = new wxButton( this, wxID_CANCEL, _("Cancel"), wxPoint(-1,y), wxSize(80,-1) );
-       m_buttons.Append( cancel );
+        wxStaticBitmap *icon = new wxStaticBitmap
+                                   (
+                                    this,
+                                    wxID_ANY,
+                                    wxArtProvider::GetMessageBoxIcon(m_dialogStyle)
+                                   );
+        if ( wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA )
+            topsizer->Add( icon, 0, wxTOP|wxLEFT|wxRIGHT | wxALIGN_LEFT, 10 );
+        else
+            icon_text->Add(icon, wxSizerFlags().Top().Border(wxRIGHT, 20));
     }
+#endif // wxUSE_STATBMP
 
-    if (ok)
+#if wxUSE_STATTEXT
+    // 2) text
+
+    wxBoxSizer * const textsizer = new wxBoxSizer(wxVERTICAL);
+
+    // We want to show the main message in a different font to make it stand
+    // out if the extended message is used as well. This looks better and is
+    // more consistent with the native dialogs under MSW and GTK.
+    wxString lowerMessage;
+    if ( !m_extendedMessage.empty() )
     {
-        ok->SetDefault();
-        ok->SetFocus();
+        wxTitleTextWrapper titleWrapper(this);
+        textsizer->Add(CreateTextSizer(GetMessage(), titleWrapper),
+                       wxSizerFlags().Border(wxBOTTOM, 20));
+
+        lowerMessage = GetExtendedMessage();
     }
-    else if (yes)
+    else // no extended message
     {
-        yes->SetDefault();
-        yes->SetFocus();
+        lowerMessage = GetMessage();
     }
-    
-    int w = m_buttons.GetCount() * 100;
-    if (message_size.x > w) w = message_size.x;
-    int space = w / (m_buttons.GetCount()*2);
-    
-    int n = 0;
-    wxNode *node = m_buttons.First();
-    while (node)
+
+    textsizer->Add(CreateTextSizer(lowerMessage));
+
+    icon_text->Add(textsizer, 0, wxALIGN_CENTER, 10);
+    topsizer->Add( icon_text, 1, wxLEFT|wxRIGHT|wxTOP, 10 );
+#endif // wxUSE_STATTEXT
+
+    // 3) optional checkbox and detailed text
+    AddMessageDialogCheckBox( topsizer );
+    AddMessageDialogDetails( topsizer );
+
+    // 4) buttons
+    wxSizer *sizerBtn = CreateMsgDlgButtonSizer();
+    if ( sizerBtn )
+        topsizer->Add(sizerBtn, 0, wxEXPAND | wxALL, 10 );
+
+    SetAutoLayout( true );
+    SetSizer( topsizer );
+
+    topsizer->SetSizeHints( this );
+    topsizer->Fit( this );
+    wxSize size( GetSize() );
+    if (size.x < size.y*3/2)
     {
-        wxWindow *win = (wxWindow*)node->Data();
-       int x = (n*2+1)*space - 40 + 15;
-       win->Move( x, -1 );
-        node = node->Next();
-       n++;
+        size.x = size.y*3/2;
+        SetSize( size );
     }
-    
-    SetSize( w+30, y+40 );
 
-    Centre( wxBOTH );
+    Centre( wxBOTH | wxCENTER_FRAME);
 }
 
 void wxGenericMessageDialog::OnYes(wxCommandEvent& WXUNUSED(event))
@@ -161,14 +248,33 @@ void wxGenericMessageDialog::OnNo(wxCommandEvent& WXUNUSED(event))
     EndModal( wxID_NO );
 }
 
+void wxGenericMessageDialog::OnHelp(wxCommandEvent& WXUNUSED(event))
+{
+    EndModal( wxID_HELP );
+}
+
 void wxGenericMessageDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 {
-    /* Allow cancellation via ESC/Close button except if
-       only YES and NO are specified. */
-    if ( (m_dialogStyle & wxYES_NO) != wxYES_NO || (m_dialogStyle & wxCANCEL) )
+    // Allow cancellation via ESC/Close button except if
+    // only YES and NO are specified.
+    const long style = GetMessageDialogStyle();
+    if ( (style & wxYES_NO) != wxYES_NO || (style & wxCANCEL) )
     {
         EndModal( wxID_CANCEL );
     }
 }
 
+int wxGenericMessageDialog::ShowModal()
+{
+    WX_HOOK_MODAL_DIALOG();
+
+    if ( !m_created )
+    {
+        m_created = true;
+        DoCreateMsgdialog();
+    }
+
+    return wxMessageDialogBase::ShowModal();
+}
 
+#endif // wxUSE_MSGDLG