include/wx/frame.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/frame.h
   3 // Purpose:     wxFrame class interface
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     15.11.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) wxWidgets team
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_FRAME_H_BASE_
  13 #define _WX_FRAME_H_BASE_
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #include "wx/toplevel.h"      // the base class
  20
  21 // the default names for various classs
  22 extern WXDLLEXPORT_DATA(const wxChar) wxStatusLineNameStr[];
  23 extern WXDLLEXPORT_DATA(const wxChar) wxToolBarNameStr[];
  24
  25 class WXDLLEXPORT wxFrame;
  26 class WXDLLEXPORT wxMenuBar;
  27 class WXDLLEXPORT wxStatusBar;
  28 class WXDLLEXPORT wxToolBar;
  29
  30 // ----------------------------------------------------------------------------
  31 // constants
  32 // ----------------------------------------------------------------------------
  33
  34 // wxFrame-specific (i.e. not for wxDialog) styles
  35 #define wxFRAME_NO_TASKBAR      0x0002  // No taskbar button (MSW only)
  36 #define wxFRAME_TOOL_WINDOW     0x0004  // No taskbar button, no system menu
  37 #define wxFRAME_FLOAT_ON_PARENT 0x0008  // Always above its parent
  38 #define wxFRAME_SHAPED          0x0010  // Create a window that is able to be shaped
  39
  40 // ----------------------------------------------------------------------------
  41 // wxFrame is a top-level window with optional menubar, statusbar and toolbar
  42 //
  43 // For each of *bars, a frame may have several of them, but only one is
  44 // managed by the frame, i.e. resized/moved when the frame is and whose size
  45 // is accounted for in client size calculations - all others should be taken
  46 // care of manually. The CreateXXXBar() functions create this, main, XXXBar,
  47 // but the actual creation is done in OnCreateXXXBar() functions which may be
  48 // overridden to create custom objects instead of standard ones when
  49 // CreateXXXBar() is called.
  50 // ----------------------------------------------------------------------------
  51
  52 class WXDLLEXPORT wxFrameBase : public wxTopLevelWindow
  53 {
  54 public:
  55     // construction
  56     wxFrameBase();
  57     virtual ~wxFrameBase();
  58
  59     wxFrame *New(wxWindow *parent,
  60                  wxWindowID winid,
  61                  const wxString& title,
  62                  const wxPoint& pos = wxDefaultPosition,
  63                  const wxSize& size = wxDefaultSize,
  64                  long style = wxDEFAULT_FRAME_STYLE,
  65                  const wxString& name = wxFrameNameStr);
  66
  67     // frame state
  68     // -----------
  69
  70     // get the origin of the client area (which may be different from (0, 0)
  71     // if the frame has a toolbar) in client coordinates
  72     virtual wxPoint GetClientAreaOrigin() const;
  73
  74     // sends a size event to the window using its current size -- this has an
  75     // effect of refreshing the window layout
  76     virtual void SendSizeEvent();
  77
  78     // menu bar functions
  79     // ------------------
  80
  81 #if wxUSE_MENUS
  82     virtual void SetMenuBar(wxMenuBar *menubar);
  83     virtual wxMenuBar *GetMenuBar() const { return m_frameMenuBar; }
  84 #endif // wxUSE_MENUS
  85
  86     // process menu command: returns true if processed
  87     bool ProcessCommand(int winid);
  88
  89     // status bar functions
  90     // --------------------
  91 #if wxUSE_STATUSBAR
  92     // create the main status bar by calling OnCreateStatusBar()
  93     virtual wxStatusBar* CreateStatusBar(int number = 1,
  94                                          long style = wxST_SIZEGRIP|wxFULL_REPAINT_ON_RESIZE,
  95                                          wxWindowID winid = 0,
  96                                          const wxString& name =
  97                                             wxStatusLineNameStr);
  98     // return a new status bar
  99     virtual wxStatusBar *OnCreateStatusBar(int number,
 100                                            long style,
 101                                            wxWindowID winid,
 102                                            const wxString& name);
 103     // get the main status bar
 104     virtual wxStatusBar *GetStatusBar() const { return m_frameStatusBar; }
 105
 106     // sets the main status bar
 107     virtual void SetStatusBar(wxStatusBar *statBar);
 108
 109     // forward these to status bar
 110     virtual void SetStatusText(const wxString &text, int number = 0);
 111     virtual void SetStatusWidths(int n, const int widths_field[]);
 112     void PushStatusText(const wxString &text, int number = 0);
 113     void PopStatusText(int number = 0);
 114
 115     // set the status bar pane the help will be shown in
 116     void SetStatusBarPane(int n) { m_statusBarPane = n; }
 117     int GetStatusBarPane() const { return m_statusBarPane; }
 118 #endif // wxUSE_STATUSBAR
 119
 120     // toolbar functions
 121     // -----------------
 122
 123 #if wxUSE_TOOLBAR
 124     // create main toolbar bycalling OnCreateToolBar()
 125     virtual wxToolBar* CreateToolBar(long style = -1,
 126                                      wxWindowID winid = wxID_ANY,
 127                                      const wxString& name = wxToolBarNameStr);
 128     // return a new toolbar
 129     virtual wxToolBar *OnCreateToolBar(long style,
 130                                        wxWindowID winid,
 131                                        const wxString& name );
 132
 133     // get/set the main toolbar
 134     virtual wxToolBar *GetToolBar() const { return m_frameToolBar; }
 135     virtual void SetToolBar(wxToolBar *toolbar);
 136 #endif // wxUSE_TOOLBAR
 137
 138     // implementation only from now on
 139     // -------------------------------
 140
 141     // event handlers
 142 #if wxUSE_MENUS
 143 #if wxUSE_STATUSBAR
 144     void OnMenuOpen(wxMenuEvent& event);
 145     void OnMenuClose(wxMenuEvent& event);
 146     void OnMenuHighlight(wxMenuEvent& event);
 147 #endif // wxUSE_STATUSBAR
 148
 149     // send wxUpdateUIEvents for all menu items in the menubar,
 150     // or just for menu if non-NULL
 151     virtual void DoMenuUpdates(wxMenu* menu = NULL);
 152 #endif // wxUSE_MENUS
 153
 154     // do the UI update processing for this window
 155     virtual void UpdateWindowUI(long flags = wxUPDATE_UI_NONE);
 156
 157     // Implement internal behaviour (menu updating on some platforms)
 158     virtual void OnInternalIdle();
 159
 160     // if there is no real wxTopLevelWindow on this platform we have to define
 161     // some wxTopLevelWindowBase pure virtual functions here to avoid breaking
 162     // old ports (wxMotif) which don't define them in wxFrame
 163 #ifndef wxTopLevelWindowNative
 164     virtual bool ShowFullScreen(bool WXUNUSED(show),
 165                                 long WXUNUSED(style) = wxFULLSCREEN_ALL)
 166         { return false; }
 167     virtual bool IsFullScreen() const
 168         { return false; }
 169 #endif // no wxTopLevelWindowNative
 170
 171 #if wxUSE_MENUS || wxUSE_TOOLBAR
 172     // show help text (typically in the statusbar); show is false
 173     // if you are hiding the help, true otherwise
 174     virtual void DoGiveHelp(const wxString& text, bool show);
 175 #endif
 176
 177 protected:
 178     // the frame main menu/status/tool bars
 179     // ------------------------------------
 180
 181     // this (non virtual!) function should be called from dtor to delete the
 182     // main menubar, statusbar and toolbar (if any)
 183     void DeleteAllBars();
 184
 185     // test whether this window makes part of the frame
 186     virtual bool IsOneOfBars(const wxWindow *win) const;
 187
 188 #if wxUSE_MENUS
 189     // override to update menu bar position when the frame size changes
 190     virtual void PositionMenuBar() { }
 191
 192     // override to do something special when the menu bar is being removed
 193     // from the frame
 194     virtual void DetachMenuBar();
 195
 196     // override to do something special when the menu bar is attached to the
 197     // frame
 198     virtual void AttachMenuBar(wxMenuBar *menubar);
 199
 200     wxMenuBar *m_frameMenuBar;
 201 #endif // wxUSE_MENUS
 202
 203 #if wxUSE_STATUSBAR && (wxUSE_MENUS || wxUSE_TOOLBAR)
 204     // the saved status bar text overwritten by DoGiveHelp()
 205     wxString m_oldStatusText;
 206 #endif
 207
 208 #if wxUSE_STATUSBAR
 209     // override to update status bar position (or anything else) when
 210     // something changes
 211     virtual void PositionStatusBar() { }
 212
 213     // show the help string for this menu item in the given status bar: the
 214     // status bar pointer can be NULL; return true if help was shown
 215     bool ShowMenuHelp(wxStatusBar *statbar, int helpid);
 216
 217     wxStatusBar *m_frameStatusBar;
 218 #endif // wxUSE_STATUSBAR
 219
 220
 221     int m_statusBarPane;
 222
 223 #if wxUSE_TOOLBAR
 224     // override to update status bar position (or anything else) when
 225     // something changes
 226     virtual void PositionToolBar() { }
 227
 228     wxToolBar *m_frameToolBar;
 229 #endif // wxUSE_TOOLBAR
 230
 231 #if wxUSE_MENUS && wxUSE_STATUSBAR
 232     DECLARE_EVENT_TABLE()
 233 #endif // wxUSE_MENUS && wxUSE_STATUSBAR
 234
 235     DECLARE_NO_COPY_CLASS(wxFrameBase)
 236 };
 237
 238 // include the real class declaration
 239 #if defined(__WXUNIVERSAL__) // && !defined(__WXMICROWIN__)
 240     #include "wx/univ/frame.h"
 241 #else // !__WXUNIVERSAL__
 242     #if defined(__WXPALMOS__)
 243         #include "wx/palmos/frame.h"
 244     #elif defined(__WXMSW__)
 245         #include "wx/msw/frame.h"
 246     #elif defined(__WXGTK20__)
 247         #include "wx/gtk/frame.h"
 248     #elif defined(__WXGTK__)
 249         #include "wx/gtk1/frame.h"
 250     #elif defined(__WXMOTIF__)
 251         #include "wx/motif/frame.h"
 252     #elif defined(__WXMAC__)
 253         #include "wx/mac/frame.h"
 254     #elif defined(__WXCOCOA__)
 255         #include "wx/cocoa/frame.h"
 256     #elif defined(__WXPM__)
 257         #include "wx/os2/frame.h"
 258     #endif
 259 #endif
 260
 261 #endif
 262     // _WX_FRAME_H_BASE_