src/dfb/toplevel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/dfb/toplevel.cpp
   3 // Purpose:     Top level window, abstraction of wxFrame and wxDialog
   4 // Author:      Vaclav Slavik
   5 // Created:     2006-08-10
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 REA Elektronik GmbH
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/toplevel.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/app.h"
  18 #endif // WX_PRECOMP
  19
  20 #include "wx/dfb/private.h"
  21
  22 #define TRACE_EVENTS "events"
  23
  24 // ============================================================================
  25 // wxTopLevelWindowDFB
  26 // ============================================================================
  27
  28 // ----------------------------------------------------------------------------
  29 // creation & destruction
  30 // ----------------------------------------------------------------------------
  31
  32 void wxTopLevelWindowDFB::Init()
  33 {
  34     m_isMaximized = false;
  35     m_fsIsShowing = false;
  36 }
  37
  38 bool wxTopLevelWindowDFB::Create(wxWindow *parent,
  39                                  wxWindowID id,
  40                                  const wxString& title,
  41                                  const wxPoint& posOrig,
  42                                  const wxSize& sizeOrig,
  43                                  long style,
  44                                  const wxString &name)
  45 {
  46     // always create a frame of some reasonable, even if arbitrary, size (at
  47     // least for MSW compatibility)
  48     wxSize size(sizeOrig);
  49     if ( size.x == wxDefaultCoord || size.y == wxDefaultCoord )
  50     {
  51         wxSize sizeDefault = GetDefaultSize();
  52         if ( size.x == wxDefaultCoord )
  53             size.x = sizeDefault.x;
  54         if ( size.y == wxDefaultCoord )
  55             size.y = sizeDefault.y;
  56     }
  57
  58     wxPoint pos(posOrig);
  59     if ( pos.x == wxDefaultCoord )
  60         pos.x = 0;
  61     if ( pos.y == wxDefaultCoord )
  62         pos.y = 0;
  63
  64     if ( !wxNonOwnedWindow::Create(parent, id, pos, size, style, name) )
  65         return false;
  66
  67     wxTopLevelWindows.Append(this);
  68     m_title = title;
  69
  70     return true;
  71 }
  72
  73 // ----------------------------------------------------------------------------
  74 // showing and hiding
  75 // ----------------------------------------------------------------------------
  76
  77 #warning "FIXME: the rest of this file is almost same as for MGL, merge it"
  78 bool wxTopLevelWindowDFB::ShowFullScreen(bool show, long style)
  79 {
  80     if ( show == m_fsIsShowing )
  81         return true;
  82
  83     m_fsIsShowing = show;
  84
  85     if (show)
  86     {
  87         m_fsSaveStyle = m_windowStyle;
  88         m_fsSaveFlag = style;
  89         GetPosition(&m_fsSaveFrame.x, &m_fsSaveFrame.y);
  90         GetSize(&m_fsSaveFrame.width, &m_fsSaveFrame.height);
  91
  92         if ( style & wxFULLSCREEN_NOCAPTION )
  93             m_windowStyle &= ~wxCAPTION;
  94         if ( style & wxFULLSCREEN_NOBORDER )
  95             m_windowStyle = wxSIMPLE_BORDER;
  96
  97         int x, y;
  98         wxDisplaySize(&x, &y);
  99         SetSize(0, 0, x, y);
 100     }
 101     else
 102     {
 103         m_windowStyle = m_fsSaveStyle;
 104         SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
 105                 m_fsSaveFrame.width, m_fsSaveFrame.height);
 106     }
 107
 108     return true;
 109 }
 110
 111 bool wxTopLevelWindowDFB::SetTransparent(wxByte alpha)
 112 {
 113     if ( IsShown() )
 114     {
 115         if ( !m_dfbwin->SetOpacity(alpha) )
 116             return false;
 117     }
 118
 119     m_opacity = alpha;
 120     return true;
 121 }
 122
 123 // ----------------------------------------------------------------------------
 124 // maximize, minimize etc.
 125 // ----------------------------------------------------------------------------
 126
 127 void wxTopLevelWindowDFB::Maximize(bool maximize)
 128 {
 129     int x, y, w, h;
 130     wxClientDisplayRect(&x, &y, &w, &h);
 131
 132     if ( maximize && !m_isMaximized )
 133     {
 134         m_isMaximized = true;
 135
 136         GetPosition(&m_savedFrame.x, &m_savedFrame.y);
 137         GetSize(&m_savedFrame.width, &m_savedFrame.height);
 138
 139         SetSize(x, y, w, h);
 140     }
 141     else if ( !maximize && m_isMaximized )
 142     {
 143         m_isMaximized = false;
 144         SetSize(m_savedFrame.x, m_savedFrame.y,
 145                 m_savedFrame.width, m_savedFrame.height);
 146     }
 147 }
 148
 149 bool wxTopLevelWindowDFB::IsMaximized() const
 150 {
 151     return m_isMaximized;
 152 }
 153
 154 void wxTopLevelWindowDFB::Restore()
 155 {
 156     if ( IsMaximized() )
 157     {
 158         Maximize(false);
 159     }
 160 }
 161
 162 void wxTopLevelWindowDFB::Iconize(bool WXUNUSED(iconize))
 163 {
 164     wxFAIL_MSG(wxT("Iconize not supported under wxDFB"));
 165 }
 166
 167 bool wxTopLevelWindowDFB::IsIconized() const
 168 {
 169     return false;
 170 }
 171
 172 // ----------------------------------------------------------------------------
 173 // focus handling
 174 // ----------------------------------------------------------------------------
 175
 176 void wxTopLevelWindowDFB::HandleFocusEvent(const wxDFBWindowEvent& event_)
 177 {
 178     const DFBWindowEvent& dfbevent = event_;
 179     const bool activate = (dfbevent.type == DWET_GOTFOCUS);
 180
 181     wxLogTrace(TRACE_EVENTS,
 182                "toplevel window %p ('%s') %s focus",
 183                this, GetName(),
 184                activate ? "got" : "lost");
 185
 186     wxActivateEvent event(wxEVT_ACTIVATE, activate, GetId());
 187     event.SetEventObject(this);
 188     GetEventHandler()->ProcessEvent(event);
 189
 190     // if a frame that doesn't have wx focus inside it just got focus, we
 191     // need to set focus to it (or its child):
 192     if ( activate )
 193     {
 194         wxWindow *focused = wxWindow::FindFocus();
 195         if ( !focused || focused->GetTLW() != this )
 196         {
 197             wxLogTrace(TRACE_EVENTS,
 198                        "setting wx focus to toplevel window %p ('%s')",
 199                        this, GetName());
 200
 201             if ( CanAcceptFocus() )
 202                 SetFocus();
 203             else
 204                 wxLogTrace(TRACE_EVENTS, "...which doesn't accept it");
 205         }
 206     }
 207 }