fix typo in drawing slider ticks; added assert to check for it (slightly modified...

[wxWidgets.git] / include / wx / window.h

diff --git a/include/wx/window.h b/include/wx/window.h
index 40538ca5a6669b5e1498ef9c34bd43b4165a1375..1b12bc2884b787dd0d898fb5b22d09b513a83ae0 100644 (file)
--- a/include/wx/window.h
+++ b/include/wx/window.h
@@ -2,7 +2,7 @@
 // Name:        wx/window.h
 // Purpose:     wxWindowBase class - the interface of wxWindow
 // Author:      Vadim Zeitlin
 // Name:        wx/window.h
 // Purpose:     wxWindowBase class - the interface of wxWindow
 // Author:      Vadim Zeitlin

-// Modified by:
+// Modified by: Ron Lee

 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team


@@ -12,7 +12,7 @@
 #ifndef _WX_WINDOW_H_BASE_
 #define _WX_WINDOW_H_BASE_
 
 #ifndef _WX_WINDOW_H_BASE_
 #define _WX_WINDOW_H_BASE_
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(__APPLE__)

     #pragma interface "windowbase.h"
 #endif
 
     #pragma interface "windowbase.h"
 #endif
 


@@ -33,8 +33,8 @@
 #include "wx/validate.h"        // for wxDefaultValidator (always include it)
 
 #if wxUSE_PALETTE
 #include "wx/validate.h"        // for wxDefaultValidator (always include it)
 
 #if wxUSE_PALETTE

-       #include "wx/dcclient.h"
-       #include "wx/palette.h"
+    #include "wx/dcclient.h"
+    #include "wx/palette.h"

 #endif // wxUSE_PALETTE
 
 #if wxUSE_ACCEL
 #endif // wxUSE_PALETTE
 
 #if wxUSE_ACCEL


@@ -271,7 +271,18 @@ public:
             *h = s.y;
     }
 
             *h = s.y;
     }
 

-        // the generic centre function - centers the window on parent by
+        // There are times (and windows) where 'Best' size and 'Min' size
+        // are vastly out of sync.  This should be remedied somehow, but in
+        // the meantime, this method will return the larger of BestSize
+        // (the window's smallest legible size), and any user specified
+        // MinSize hint.
+    wxSize GetAdjustedBestSize() const
+    {
+        wxSize  s( DoGetBestSize() );
+        return wxSize( wxMax( s.x, GetMinWidth() ), wxMax( s.y, GetMinHeight() ) );
+    }
+
+        // the generic centre function - centers the window on parent by`

         // default or on screen if it doesn't have parent or
         // wxCENTER_ON_SCREEN flag is given
     void Centre( int direction = wxBOTH );
         // default or on screen if it doesn't have parent or
         // wxCENTER_ON_SCREEN flag is given
     void Centre( int direction = wxBOTH );


@@ -288,11 +299,17 @@ public:
         // set window size to wrap around its children
     virtual void Fit();
 
         // set window size to wrap around its children
     virtual void Fit();
 

+        // set virtual size to satisfy children
+    virtual void FitInside();
+

         // set min/max size of the window
     virtual void SetSizeHints( int minW, int minH,
                                int maxW = -1, int maxH = -1,
                                int incW = -1, int incH = -1 );
 
         // set min/max size of the window
     virtual void SetSizeHints( int minW, int minH,
                                int maxW = -1, int maxH = -1,
                                int incW = -1, int incH = -1 );
 

+    virtual void SetVirtualSizeHints( int minW, int minH,
+                                      int maxW = -1, int maxH = -1 );
+

     virtual int GetMinWidth() const { return m_minWidth; }
     virtual int GetMinHeight() const { return m_minHeight; }
     int GetMaxWidth() const { return m_maxWidth; }
     virtual int GetMinWidth() const { return m_minWidth; }
     virtual int GetMinHeight() const { return m_minHeight; }
     int GetMaxWidth() const { return m_maxWidth; }


@@ -301,6 +318,44 @@ public:
         // Override this method to control the values given to Sizers etc.
     virtual wxSize GetMaxSize() const { return wxSize( m_maxWidth, m_maxHeight ); }
 
         // Override this method to control the values given to Sizers etc.
     virtual wxSize GetMaxSize() const { return wxSize( m_maxWidth, m_maxHeight ); }
 

+        // Methods for accessing the virtual size of a window.  For most
+        // windows this is just the client area of the window, but for
+        // some like scrolled windows it is more or less independent of
+        // the screen window size.  You may override the DoXXXVirtual
+        // methods below for classes where that is is the case.
+
+    void SetVirtualSize( const wxSize &size ) { DoSetVirtualSize( size.x, size.y ); }
+    void SetVirtualSize( int x, int y ) { DoSetVirtualSize( x, y ); }
+
+    wxSize GetVirtualSize() const { return DoGetVirtualSize(); }
+    void GetVirtualSize( int *x, int *y ) const
+    {
+        wxSize s( DoGetVirtualSize() );
+
+        if( x )
+            *x = s.GetWidth();
+        if( y )
+            *y = s.GetHeight();
+    }
+
+        // Override these methods for windows that have a virtual size
+        // independent of their client size.  eg. the virtual area of a
+        // wxScrolledWindow.  Default is to alias VirtualSize to ClientSize.
+
+    virtual void DoSetVirtualSize( int x, int y );
+    virtual wxSize DoGetVirtualSize() const; // { return m_virtualSize; }
+
+        // Return the largest of ClientSize and BestSize (as determined
+        // by a sizer, interior children, or other means)
+
+    virtual wxSize GetBestVirtualSize() const
+    {
+        wxSize  client( GetClientSize() );
+        wxSize  best( GetBestSize() );
+
+        return wxSize( wxMax( client.x, best.x ), wxMax( client.y, best.y ) );
+    }
+

     // window state
     // ------------
 
     // window state
     // ------------
 


@@ -345,6 +400,9 @@ public:
         // set focus to this window
     virtual void SetFocus() = 0;
 
         // set focus to this window
     virtual void SetFocus() = 0;
 

+        // set focus to this window as the result of a keyboard action
+    virtual void SetFocusFromKbd() { SetFocus(); }
+

         // return the window which currently has the focus or NULL
     static wxWindow *FindFocus() /* = 0: implement in derived classes */;
 
         // return the window which currently has the focus or NULL
     static wxWindow *FindFocus() /* = 0: implement in derived classes */;
 


@@ -367,6 +425,9 @@ public:
     virtual wxWindow *SetDefaultItem(wxWindow * WXUNUSED(child))
         { return NULL; }
 
     virtual wxWindow *SetDefaultItem(wxWindow * WXUNUSED(child))
         { return NULL; }
 

+        // set this child as temporary default
+    virtual void SetTmpDefaultItem(wxWindow * WXUNUSED(win)) { }
+

     // parent/children relations
     // -------------------------
 
     // parent/children relations
     // -------------------------
 


@@ -387,14 +448,24 @@ public:
         // was changed, FALSE otherwise (error or newParent == oldParent)
     virtual bool Reparent( wxWindowBase *newParent );
 
         // was changed, FALSE otherwise (error or newParent == oldParent)
     virtual bool Reparent( wxWindowBase *newParent );
 

+        // implementation mostly
+    virtual void AddChild( wxWindowBase *child );
+    virtual void RemoveChild( wxWindowBase *child );
+
+    // looking for windows
+    // -------------------
+

         // find window among the descendants of this one either by id or by
         // name (return NULL if not found)
     wxWindow *FindWindow( long id );
     wxWindow *FindWindow( const wxString& name );
 
         // find window among the descendants of this one either by id or by
         // name (return NULL if not found)
     wxWindow *FindWindow( long id );
     wxWindow *FindWindow( const wxString& name );
 

-        // implementation mostly
-    virtual void AddChild( wxWindowBase *child );
-    virtual void RemoveChild( wxWindowBase *child );
+        // Find a window among any window (all return NULL if not found)
+    static wxWindow *FindWindowById( long id, const wxWindow *parent = NULL );
+    static wxWindow *FindWindowByName( const wxString& name,
+                                       const wxWindow *parent = NULL );
+    static wxWindow *FindWindowByLabel( const wxString& label,
+                                        const wxWindow *parent = NULL );

 
     // event handler stuff
     // -------------------
 
     // event handler stuff
     // -------------------


@@ -739,7 +810,9 @@ public:
     virtual bool Layout();
 
         // sizers
     virtual bool Layout();
 
         // sizers

-    void SetSizer( wxSizer *sizer );
+    void SetSizer(wxSizer *sizer, bool deleteOld = TRUE );
+    void SetSizerAndFit( wxSizer *sizer, bool deleteOld = TRUE );
+

     wxSizer *GetSizer() const { return m_windowSizer; }
 
     // Track if this window is a member of a sizer
     wxSizer *GetSizer() const { return m_windowSizer; }
 
     // Track if this window is a member of a sizer


@@ -790,6 +863,11 @@ public:
 #endif // wxUSE_PALETTE
 
 protected:
 #endif // wxUSE_PALETTE
 
 protected:

+#if wxUSE_CONSTRAINTS
+    // satisfy the constraints for the windows but don't set the window sizes
+    void SatisfyConstraints();
+#endif // wxUSE_CONSTRAINTS
+

     // the window id - a number which uniquely identifies a window among
     // its siblings unless it is -1
     wxWindowID           m_windowId;
     // the window id - a number which uniquely identifies a window among
     // its siblings unless it is -1
     wxWindowID           m_windowId;


@@ -801,7 +879,10 @@ protected:
 
     // the minimal allowed size for the window (no minimal size if variable(s)
     // contain(s) -1)
 
     // the minimal allowed size for the window (no minimal size if variable(s)
     // contain(s) -1)

-    int                  m_minWidth, m_minHeight, m_maxWidth, m_maxHeight;
+    int                  m_minWidth,
+                         m_minHeight,
+                         m_maxWidth,
+                         m_maxHeight;

 
     // event handler for this window: usually is just 'this' but may be
     // changed with SetEventHandler()
 
     // event handler for this window: usually is just 'this' but may be
     // changed with SetEventHandler()


@@ -878,7 +959,13 @@ protected:
     bool                 m_hasCustomPalette;
 #endif // wxUSE_PALETTE
 
     bool                 m_hasCustomPalette;
 #endif // wxUSE_PALETTE
 

-protected:
+    // Virtual size (scrolling)
+    wxSize                m_virtualSize;
+
+    int                   m_minVirtualWidth;    // VirtualSizeHints
+    int                   m_minVirtualHeight;
+    int                   m_maxVirtualWidth;
+    int                   m_maxVirtualHeight;

 
     // common part of all ctors: it is not virtual because it is called from
     // ctor
 
     // common part of all ctors: it is not virtual because it is called from
     // ctor


@@ -896,8 +983,16 @@ protected:
     // set the best size for the control if the default size was given:
     // replaces the fields of size == -1 with the best values for them and
     // calls SetSize() if needed
     // set the best size for the control if the default size was given:
     // replaces the fields of size == -1 with the best values for them and
     // calls SetSize() if needed

+    //
+    // This function is rather unfortunately named..  it's really just a
+    // smarter SetSize / convenience function for expanding wxDefaultSize.
+    // Note that it does not influence the value returned by GetBestSize
+    // at all.

     void SetBestSize(const wxSize& size)
     {
     void SetBestSize(const wxSize& size)
     {

+        // the size only needs to be changed if the current size is incomplete,
+        // i.e. one of the components was specified as default -- so if both
+        // were given, simply don't do anything

         if ( size.x == -1 || size.y == -1 )
         {
             wxSize sizeBest = DoGetBestSize();
         if ( size.x == -1 || size.y == -1 )
         {
             wxSize sizeBest = DoGetBestSize();


@@ -1075,10 +1170,12 @@ WXDLLEXPORT extern wxPoint wxGetMousePosition();
 // get the currently active window of this application or NULL
 WXDLLEXPORT extern wxWindow *wxGetActiveWindow();
 
 // get the currently active window of this application or NULL
 WXDLLEXPORT extern wxWindow *wxGetActiveWindow();
 

+// get the (first) top level parent window
+WXDLLEXPORT wxWindow* wxGetTopLevelParent(wxWindow *win);
+

 // deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId()
 inline int NewControlId() { return wxWindowBase::NewControlId(); }
 
 #endif
     // _WX_WINDOW_H_BASE_
 
 // deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId()
 inline int NewControlId() { return wxWindowBase::NewControlId(); }
 
 #endif
     // _WX_WINDOW_H_BASE_
 

-// vi:sts=4:sw=4:et