include/wx/toplevel.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/toplevel.h
   3 // Purpose:     declares wxTopLevelWindow class, the base class for all
   4 //              top level windows (such as frames and dialogs)
   5 // Author:      Vadim Zeitlin, Vaclav Slavik
   6 // Modified by:
   7 // Created:     06.08.01
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
  10 //                       Vaclav Slavik <vaclav@wxwidgets.org>
  11 // Licence:     wxWindows licence
  12 ///////////////////////////////////////////////////////////////////////////////
  13
  14 #ifndef _WX_TOPLEVEL_BASE_H_
  15 #define _WX_TOPLEVEL_BASE_H_
  16
  17 // ----------------------------------------------------------------------------
  18 // headers
  19 // ----------------------------------------------------------------------------
  20
  21 #include "wx/window.h"
  22 #include "wx/iconbndl.h"
  23
  24 // the default names for various classs
  25 extern WXDLLEXPORT_DATA(const wxChar*) wxFrameNameStr;
  26
  27 class WXDLLEXPORT wxTopLevelWindowBase;
  28
  29 // ----------------------------------------------------------------------------
  30 // constants
  31 // ----------------------------------------------------------------------------
  32
  33 // style common to both wxFrame and wxDialog
  34 #define wxSTAY_ON_TOP           0x8000
  35 #define wxICONIZE               0x4000
  36 #define wxMINIMIZE              wxICONIZE
  37 #define wxMAXIMIZE              0x2000
  38 #define wxCLOSE_BOX             0x1000
  39
  40 #define wxSYSTEM_MENU           0x0800
  41 #define wxMINIMIZE_BOX          0x0400
  42 #define wxMAXIMIZE_BOX          0x0200
  43 #define wxTINY_CAPTION_HORIZ    0x0100
  44 #define wxTINY_CAPTION_VERT     0x0080
  45 #define wxRESIZE_BORDER         0x0040
  46
  47 // deprecated versions defined for compatibility reasons
  48 #define wxRESIZE_BOX            wxMAXIMIZE_BOX
  49 #define wxTHICK_FRAME           wxRESIZE_BORDER
  50
  51 // obsolete styles, unused any more
  52 #define wxDIALOG_MODAL          0
  53 #define wxDIALOG_MODELESS       0
  54 #define wxNO_3D                 0
  55 #define wxUSER_COLOURS          0
  56
  57 // default style
  58 //
  59 // under Windows CE (at least when compiling with eVC 4) we should create
  60 // top level windows without any styles at all for them to appear
  61 // "correctly", i.e. as full screen windows with a "hide" button (same as
  62 // "close" but round instead of squared and just hides the applications
  63 // instead of closing it) in the title bar
  64 #if defined(__WXWINCE__)
  65     #if defined(__SMARTPHONE__)
  66         #define wxDEFAULT_FRAME_STYLE (wxMAXIMIZE)
  67     #elif defined(__WINCE_STANDARDSDK__)
  68         #define wxDEFAULT_FRAME_STYLE (wxMAXIMIZE|wxCLOSE_BOX)
  69     #else
  70         #define wxDEFAULT_FRAME_STYLE (wxNO_BORDER)
  71     #endif
  72 #else // !__WXWINCE__
  73     #define wxDEFAULT_FRAME_STYLE \
  74             (wxSYSTEM_MENU | \
  75              wxRESIZE_BORDER | \
  76              wxMINIMIZE_BOX | \
  77              wxMAXIMIZE_BOX | \
  78              wxCLOSE_BOX | \
  79              wxCAPTION | \
  80              wxCLIP_CHILDREN)
  81 #endif
  82
  83
  84 // Dialogs are created in a special way
  85 #define wxTOPLEVEL_EX_DIALOG        0x00000008
  86
  87 // Styles for ShowFullScreen
  88 // (note that wxTopLevelWindow only handles wxFULLSCREEN_NOBORDER and
  89 //  wxFULLSCREEN_NOCAPTION; the rest is handled by wxTopLevelWindow)
  90 enum
  91 {
  92     wxFULLSCREEN_NOMENUBAR   = 0x0001,
  93     wxFULLSCREEN_NOTOOLBAR   = 0x0002,
  94     wxFULLSCREEN_NOSTATUSBAR = 0x0004,
  95     wxFULLSCREEN_NOBORDER    = 0x0008,
  96     wxFULLSCREEN_NOCAPTION   = 0x0010,
  97
  98     wxFULLSCREEN_ALL         = wxFULLSCREEN_NOMENUBAR | wxFULLSCREEN_NOTOOLBAR |
  99                                wxFULLSCREEN_NOSTATUSBAR | wxFULLSCREEN_NOBORDER |
 100                                wxFULLSCREEN_NOCAPTION
 101 };
 102
 103 // Styles for RequestUserAttention
 104 enum
 105 {
 106     wxUSER_ATTENTION_INFO = 1,
 107     wxUSER_ATTENTION_ERROR = 2
 108 };
 109
 110 // ----------------------------------------------------------------------------
 111 // wxTopLevelWindow: a top level (as opposed to child) window
 112 // ----------------------------------------------------------------------------
 113
 114 class WXDLLEXPORT wxTopLevelWindowBase : public wxWindow
 115 {
 116 public:
 117     // construction
 118     wxTopLevelWindowBase();
 119     virtual ~wxTopLevelWindowBase();
 120
 121     // top level wnd state
 122     // --------------------
 123
 124     // maximize = true => maximize, otherwise - restore
 125     virtual void Maximize(bool maximize = true) = 0;
 126
 127     // undo Maximize() or Iconize()
 128     virtual void Restore() = 0;
 129
 130     // iconize = true => iconize, otherwise - restore
 131     virtual void Iconize(bool iconize = true) = 0;
 132
 133     // return true if the frame is maximized
 134     virtual bool IsMaximized() const = 0;
 135
 136     // return true if the frame is iconized
 137     virtual bool IsIconized() const = 0;
 138
 139     // get the frame icon
 140     const wxIcon& GetIcon() const { return m_icons.GetIcon( -1 ); }
 141
 142     // get the frame icons
 143     const wxIconBundle& GetIcons() const { return m_icons; }
 144
 145     // set the frame icon
 146     virtual void SetIcon(const wxIcon& icon) { m_icons = wxIconBundle( icon ); }
 147
 148     // set the frame icons
 149     virtual void SetIcons(const wxIconBundle& icons ) { m_icons = icons; }
 150
 151     // maximize the window to cover entire screen
 152     virtual bool ShowFullScreen(bool show, long style = wxFULLSCREEN_ALL) = 0;
 153
 154     // return true if the frame is in fullscreen mode
 155     virtual bool IsFullScreen() const = 0;
 156
 157 #if defined(__WXMSW__) || \
 158     defined(__WXMGL__) || \
 159     defined(__WXMOTIF__) || \
 160     defined(__WXPM__) || \
 161     defined(__WXMAC__) || \
 162     defined(__WXGTK__)
 163
 164     // FIXME: This is work in progress about moving SetTitle/GetTitle from wxWindow
 165     // to wxTopLevelWindow so initially enabled in wxMSW only to observe results
 166     // and continue on other platforms
 167
 168     // the title (or label, see below) of the window: the text which the
 169     // window shows
 170     virtual void SetTitle(const wxString& title) = 0;
 171     virtual wxString GetTitle() const = 0;
 172 #endif
 173
 174     // Set the shape of the window to the given region.
 175     // Returns true if the platform supports this feature (and the
 176     // operation is successful.)
 177     virtual bool SetShape(const wxRegion& WXUNUSED(region)) { return false; }
 178
 179     // Attracts the users attention to this window if the application is
 180     // inactive (should be called when a background event occurs)
 181     virtual void RequestUserAttention(int flags = wxUSER_ATTENTION_INFO);
 182
 183     // Is this the active frame (highlighted in the taskbar)?
 184     virtual bool IsActive()
 185         { return (wxGetTopLevelParent(FindFocus()) == this); }
 186
 187 #if defined(__SMARTPHONE__)
 188     virtual void SetLeftMenu(int id = wxID_ANY, const wxString& label = wxEmptyString, wxMenu *subMenu = NULL) = 0;
 189     virtual void SetRightMenu(int id = wxID_ANY, const wxString& label = wxEmptyString, wxMenu *subMenu = NULL) = 0;
 190 #endif // __SMARTPHONE__
 191
 192     // implementation only from now on
 193     // -------------------------------
 194
 195     // override some base class virtuals
 196     virtual bool Destroy();
 197     virtual bool IsTopLevel() const { return true; }
 198     virtual wxSize GetMaxSize() const;
 199
 200     // event handlers
 201     void OnCloseWindow(wxCloseEvent& event);
 202     void OnSize(wxSizeEvent& WXUNUSED(event)) { DoLayout(); }
 203
 204     // Get rect to be used to center top-level children
 205     virtual void GetRectForTopLevelChildren(int *x, int *y, int *w, int *h);
 206
 207     // this should go away, but for now it's called from docview.cpp,
 208     // so should be there for all platforms
 209     void OnActivate(wxActivateEvent &WXUNUSED(event)) { }
 210
 211     // do the window-specific processing after processing the update event
 212     virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) ;
 213
 214     // Reserved for future use
 215     virtual void ReservedTopLevelWindowFunc1() {}
 216     virtual void ReservedTopLevelWindowFunc2() {}
 217     virtual void ReservedTopLevelWindowFunc3() {}
 218     virtual void ReservedTopLevelWindowFunc4() {}
 219     virtual void ReservedTopLevelWindowFunc5() {}
 220     virtual void ReservedTopLevelWindowFunc6() {}
 221     virtual void ReservedTopLevelWindowFunc7() {}
 222     virtual void ReservedTopLevelWindowFunc8() {}
 223     virtual void ReservedTopLevelWindowFunc9() {}
 224
 225 protected:
 226     // the frame client to screen translation should take account of the
 227     // toolbar which may shift the origin of the client area
 228     virtual void DoClientToScreen(int *x, int *y) const;
 229     virtual void DoScreenToClient(int *x, int *y) const;
 230
 231     // test whether this window makes part of the frame
 232     // (menubar, toolbar and statusbar are excluded from automatic layout)
 233     virtual bool IsOneOfBars(const wxWindow *WXUNUSED(win)) const
 234         { return false; }
 235
 236     // check if we should exit the program after deleting this top level
 237     // window (this is used in common dtor and wxMSW code)
 238     bool IsLastBeforeExit() const;
 239
 240     // send the iconize event, return true if processed
 241     bool SendIconizeEvent(bool iconized = true);
 242
 243     // do TLW-specific layout: we resize our unique child to fill the entire
 244     // client area
 245     void DoLayout();
 246
 247     // Get the default size for the new window if no explicit size given. If
 248     // there are better default sizes then these can be changed, just as long
 249     // as they are not too small for TLWs (and not larger than screen).
 250     static wxSize GetDefaultSize();
 251     static int WidthDefault(int w) { return w == wxDefaultCoord ? GetDefaultSize().x : w; }
 252     static int HeightDefault(int h) { return h == wxDefaultCoord ? GetDefaultSize().y : h; }
 253
 254     // the frame icon
 255     wxIconBundle m_icons;
 256
 257     DECLARE_NO_COPY_CLASS(wxTopLevelWindowBase)
 258     DECLARE_EVENT_TABLE()
 259 };
 260
 261
 262 // include the real class declaration
 263 #if defined(__WXPALMOS__)
 264     #include "wx/palmos/toplevel.h"
 265     #define wxTopLevelWindowNative wxTopLevelWindowPalm
 266 #elif defined(__WXMSW__)
 267     #include "wx/msw/toplevel.h"
 268     #define wxTopLevelWindowNative wxTopLevelWindowMSW
 269 #elif defined(__WXGTK__)
 270     #include "wx/gtk/toplevel.h"
 271     #define wxTopLevelWindowNative wxTopLevelWindowGTK
 272 #elif defined(__WXX11__)
 273     #include "wx/x11/toplevel.h"
 274     #define wxTopLevelWindowNative wxTopLevelWindowX11
 275 #elif defined(__WXMGL__)
 276     #include "wx/mgl/toplevel.h"
 277     #define wxTopLevelWindowNative wxTopLevelWindowMGL
 278 #elif defined(__WXMAC__)
 279     #include "wx/mac/toplevel.h"
 280     #define wxTopLevelWindowNative wxTopLevelWindowMac
 281 #elif defined(__WXCOCOA__)
 282     #include "wx/cocoa/toplevel.h"
 283     #define wxTopLevelWindowNative wxTopLevelWindowCocoa
 284 #elif defined(__WXPM__)
 285     #include "wx/os2/toplevel.h"
 286     #define wxTopLevelWindowNative wxTopLevelWindowOS2
 287 #elif defined(__WXMOTIF__)
 288     #include "wx/motif/toplevel.h"
 289     #define wxTopLevelWindowNative wxTopLevelWindowMotif
 290 #endif
 291
 292 #ifdef __WXUNIVERSAL__
 293     #include "wx/univ/toplevel.h"
 294 #else // !__WXUNIVERSAL__
 295     #ifdef wxTopLevelWindowNative
 296         class WXDLLEXPORT wxTopLevelWindow : public wxTopLevelWindowNative
 297         {
 298         public:
 299             // construction
 300             wxTopLevelWindow() { Init(); }
 301             wxTopLevelWindow(wxWindow *parent,
 302                        wxWindowID winid,
 303                        const wxString& title,
 304                        const wxPoint& pos = wxDefaultPosition,
 305                        const wxSize& size = wxDefaultSize,
 306                        long style = wxDEFAULT_FRAME_STYLE,
 307                        const wxString& name = wxFrameNameStr)
 308             {
 309                 Init();
 310                 Create(parent, winid, title, pos, size, style, name);
 311             }
 312
 313             DECLARE_DYNAMIC_CLASS_NO_COPY(wxTopLevelWindow)
 314         };
 315     #endif // wxTopLevelWindowNative
 316 #endif // __WXUNIVERSAL__/!__WXUNIVERSAL__
 317
 318
 319 #endif // _WX_TOPLEVEL_BASE_H_