wxWindow::GetBestSize() added

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4633 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/checkbox.h

@@ -73,6 +73,9 @@ public:
     GtkWidget *m_widgetCheckbox;
     GtkWidget *m_widgetLabel;
     
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     DECLARE_DYNAMIC_CLASS(wxCheckBox)
 };

include/wx/gtk/choice.h

@@ -71,6 +71,8 @@ protected:
     virtual void DoSetItemClientObject( int n, wxClientData* clientData );
     virtual wxClientData* DoGetItemClientObject( int n ) const;
 
+    virtual wxSize DoGetBestSize() const;
+
 private:
     // common part of Create() and DoAppend()
     size_t AppendHelper(GtkWidget *menu, const wxString& item);

include/wx/gtk/combobox.h

@@ -121,6 +121,9 @@ public:
     bool IsOwnGtkWindow( GdkWindow *window );
     void ApplyWidgetStyle();
  
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private: 
     DECLARE_DYNAMIC_CLASS(wxComboBox)
     DECLARE_EVENT_TABLE()

include/wx/gtk/control.h

@@ -46,6 +46,8 @@ public:
     virtual wxString GetLabel() const;
 
 protected:
+    virtual wxSize DoGetBestSize() const;
+
     wxString   m_label;
     char       m_chAccel;  // enabled to avoid breaking binary compatibility later on
     

include/wx/gtk/listbox.h

@@ -96,6 +96,9 @@ public:
     bool       m_hasCheckBoxes;
 #endif // wxUSE_CHECKLISTBOX
 
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     // this array is only used for controls with wxCB_SORT style, so only
     // allocate it if it's needed (hence using pointer)

include/wx/gtk/statbmp.h

@@ -80,6 +80,9 @@ public:
         SetBitmap( icon );
     }
 
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     // creates the new pixmap widget
     void CreatePixmapWidget();

include/wx/gtk/stattext.h

@@ -36,25 +36,35 @@ extern const wxChar *wxStaticTextNameStr;
 // wxStaticText
 //-----------------------------------------------------------------------------
 
-class wxStaticText: public wxControl
+class wxStaticText : public wxControl
 {
-  DECLARE_DYNAMIC_CLASS(wxStaticText)
+public:
 
-  public:
+    wxStaticText();
+    wxStaticText(wxWindow *parent,
+                 wxWindowID id,
+                 const wxString &label,
+                 const wxPoint &pos = wxDefaultPosition,
+                 const wxSize &size = wxDefaultSize, 
+                 long style = 0,
+                 const wxString &name = wxStaticTextNameStr );
 
-    wxStaticText(void);
-    wxStaticText( wxWindow *parent, wxWindowID id, const wxString &label,
-      const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize, 
-      long style = 0, const wxString &name = wxStaticTextNameStr );
-    bool Create(  wxWindow *parent, wxWindowID id, const wxString &label,
-      const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize, 
-      long style = 0, const wxString &name = wxStaticTextNameStr );
-    wxString GetLabel(void) const;
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxString &label,
+                const wxPoint &pos = wxDefaultPosition,
+                const wxSize &size = wxDefaultSize, 
+                long style = 0,
+                const wxString &name = wxStaticTextNameStr );
+
+    wxString GetLabel() const;
     void SetLabel( const wxString &label );
-    
-  // implementation
-    
+
+    // implementation
     void ApplyWidgetStyle();
+
+protected:
+    DECLARE_DYNAMIC_CLASS(wxStaticText)
 };
 
 #endif // __GTKSTATICTEXTH__

include/wx/gtk/textctrl.h

@@ -131,6 +131,9 @@ public:
 
     void SetModified() { m_modified = TRUE; }
 
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     bool        m_modified;
     GtkWidget  *m_text;

include/wx/gtk1/checkbox.h

@@ -73,6 +73,9 @@ public:
     GtkWidget *m_widgetCheckbox;
     GtkWidget *m_widgetLabel;
     
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     DECLARE_DYNAMIC_CLASS(wxCheckBox)
 };

include/wx/gtk1/choice.h

@@ -71,6 +71,8 @@ protected:
     virtual void DoSetItemClientObject( int n, wxClientData* clientData );
     virtual wxClientData* DoGetItemClientObject( int n ) const;
 
+    virtual wxSize DoGetBestSize() const;
+
 private:
     // common part of Create() and DoAppend()
     size_t AppendHelper(GtkWidget *menu, const wxString& item);

include/wx/gtk1/combobox.h

@@ -121,6 +121,9 @@ public:
     bool IsOwnGtkWindow( GdkWindow *window );
     void ApplyWidgetStyle();
  
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private: 
     DECLARE_DYNAMIC_CLASS(wxComboBox)
     DECLARE_EVENT_TABLE()

include/wx/gtk1/control.h

@@ -46,6 +46,8 @@ public:
     virtual wxString GetLabel() const;
 
 protected:
+    virtual wxSize DoGetBestSize() const;
+
     wxString   m_label;
     char       m_chAccel;  // enabled to avoid breaking binary compatibility later on
     

include/wx/gtk1/listbox.h

@@ -96,6 +96,9 @@ public:
     bool       m_hasCheckBoxes;
 #endif // wxUSE_CHECKLISTBOX
 
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     // this array is only used for controls with wxCB_SORT style, so only
     // allocate it if it's needed (hence using pointer)

include/wx/gtk1/statbmp.h

@@ -80,6 +80,9 @@ public:
         SetBitmap( icon );
     }
 
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     // creates the new pixmap widget
     void CreatePixmapWidget();

include/wx/gtk1/stattext.h

@@ -36,25 +36,35 @@ extern const wxChar *wxStaticTextNameStr;
 // wxStaticText
 //-----------------------------------------------------------------------------
 
-class wxStaticText: public wxControl
+class wxStaticText : public wxControl
 {
-  DECLARE_DYNAMIC_CLASS(wxStaticText)
+public:
 
-  public:
+    wxStaticText();
+    wxStaticText(wxWindow *parent,
+                 wxWindowID id,
+                 const wxString &label,
+                 const wxPoint &pos = wxDefaultPosition,
+                 const wxSize &size = wxDefaultSize, 
+                 long style = 0,
+                 const wxString &name = wxStaticTextNameStr );
 
-    wxStaticText(void);
-    wxStaticText( wxWindow *parent, wxWindowID id, const wxString &label,
-      const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize, 
-      long style = 0, const wxString &name = wxStaticTextNameStr );
-    bool Create(  wxWindow *parent, wxWindowID id, const wxString &label,
-      const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize, 
-      long style = 0, const wxString &name = wxStaticTextNameStr );
-    wxString GetLabel(void) const;
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxString &label,
+                const wxPoint &pos = wxDefaultPosition,
+                const wxSize &size = wxDefaultSize, 
+                long style = 0,
+                const wxString &name = wxStaticTextNameStr );
+
+    wxString GetLabel() const;
     void SetLabel( const wxString &label );
-    
-  // implementation
-    
+
+    // implementation
     void ApplyWidgetStyle();
+
+protected:
+    DECLARE_DYNAMIC_CLASS(wxStaticText)
 };
 
 #endif // __GTKSTATICTEXTH__

include/wx/gtk1/textctrl.h

@@ -131,6 +131,9 @@ public:
 
     void SetModified() { m_modified = TRUE; }
 
+protected:
+    virtual wxSize DoGetBestSize() const;
+
 private:
     bool        m_modified;
     GtkWidget  *m_text;

include/wx/msw/button.h

@@ -66,7 +66,7 @@ protected:
     // send a notification event, return TRUE if processed
     bool SendClickEvent();
 
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 };
 
 #endif

include/wx/msw/checkbox.h

@@ -53,7 +53,7 @@ public:
             WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 
 protected:
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 };
 
 class WXDLLEXPORT wxBitmapCheckBox: public wxCheckBox

include/wx/msw/control.h

@@ -69,7 +69,7 @@ protected:
    // For controls like radiobuttons which are really composite
    wxList m_subControls;
 
-   virtual wxSize DoGetBestSize();
+   virtual wxSize DoGetBestSize() const;
 
    // create the control of the given class with the given style, returns FALSE
    // if creation failed

include/wx/msw/listbox.h

@@ -126,7 +126,7 @@ protected:
     int m_noItems;
     int m_selected;
 
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 
 #if wxUSE_OWNER_DRAWN
     // control items

include/wx/msw/private.h

@@ -269,7 +269,7 @@ WXDLLEXPORT void wxSetInstance(HINSTANCE hInst);
 
 WXDLLEXPORT wxWindow* wxFindWinFromHandle(WXHWND hWnd);
 
-WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y,wxFont *the_font);
+WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font);
 WXDLLEXPORT void wxFillLogFont(LOGFONT *logFont, const wxFont *font);
 WXDLLEXPORT wxFont wxCreateFontFromLogFont(const LOGFONT *logFont);
 

include/wx/msw/spinbutt.h

@@ -59,7 +59,7 @@ public:
                              WXWORD pos, WXHWND control);
 
 protected:
-   virtual wxSize DoGetBestSize();
+   virtual wxSize DoGetBestSize() const;
 
 private:
     DECLARE_DYNAMIC_CLASS(wxSpinButton)

include/wx/msw/spinctrl.h

@@ -61,7 +61,7 @@ public:
 
 protected:
     virtual void DoMoveWindow(int x, int y, int width, int height);
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 
     WXHWND m_hwndBuddy;
 

include/wx/msw/statbmp.h

@@ -84,7 +84,7 @@ protected:
         wxBitmap *bitmap;
     } m_image;
 
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 };
 
 #endif

include/wx/msw/statbox.h

@@ -57,7 +57,7 @@ public:
     virtual bool AcceptsFocus() const { return FALSE; }
 
 protected:
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 };
 
 #endif

include/wx/msw/stattext.h

@@ -56,7 +56,7 @@ public:
     virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 
 protected:
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 };
 
 #endif

include/wx/msw/textctrl.h

@@ -162,7 +162,7 @@ protected:
     // limit is big enough)
     void AdjustSpaceLimit();
 
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 
 private:
     DECLARE_EVENT_TABLE()

include/wx/msw/window.h

@@ -401,10 +401,6 @@ protected:
                            int sizeFlags = wxSIZE_AUTO);
     virtual void DoSetClientSize(int width, int height);
 
-    // get the size which best suits the window: e.g., for a static text it
-    // will be the width and height of the text
-    virtual wxSize DoGetBestSize();
-
     // move the window to the specified location and resize it: this is called
     // from both DoSetSize() and DoSetClientSize() and would usually just call
     // ::MoveWindow() except for composite controls which will want to arrange

include/wx/window.h

@@ -267,6 +267,18 @@ public:
         return wxSize(w, h);
     }
 
+        // get the size best suited for the window (in fact, minimal
+        // acceptable size using which it will still look "nice")
+    wxSize GetBestSize() const { return DoGetBestSize(); }
+    void GetBestSize(int *w, int *h) const
+    {
+        wxSize s = DoGetBestSize();
+        if ( w )
+            *w = s.x;
+        if ( h )
+            *h = s.y;
+    }
+
         // centre with respect to the the parent window
     void Centre( int direction = wxBOTH );
     void Center( int direction = wxBOTH ) { Centre(direction); }
@@ -752,6 +764,26 @@ protected:
     static int WidthDefault(int w) { return w == -1 ? 20 : w; }
     static int HeightDefault(int h) { return h == -1 ? 20 : h; }
 
+    // sets the size to be size but take width and/or height from
+    // DoGetBestSize() if width/height of size is -1
+    //
+    // NB: when calling this function from the ctor, the DoGetBestSize() of
+    //     the class with the same name as the ctor, not the real (most
+    //     derived) one - but this is what we usually want
+    void SetSizeOrDefault(const wxSize& size = wxDefaultSize)
+    {
+        if ( size.x == -1 || size.y == -1 )
+        {
+            wxSize sizeDef = GetBestSize();
+            SetSize( size.x == -1 ? sizeDef.x : size.x,
+                     size.y == -1 ? sizeDef.y : size.y);
+        }
+        else
+        {
+            SetSize(size);
+        }
+    }
+
     // more pure virtual functions
     // ---------------------------
 
@@ -773,6 +805,11 @@ protected:
     virtual void DoGetSize( int *width, int *height ) const = 0;
     virtual void DoGetClientSize( int *width, int *height ) const = 0;
 
+    // get the size which best suits the window: for a control, it would be
+    // the minimal size which doesn't truncate the control, for a panel - the
+    // same size as it would have after a call to Fit()
+    virtual wxSize DoGetBestSize() const;
+
     // this is the virtual function to be overriden in any derived class which
     // wants to change how SetSize() or Move() works - it is called by all
     // versions of these functions in the base class
@@ -845,6 +882,8 @@ inline wxWindow *wxWindowBase::GetGrandParent() const
 // ----------------------------------------------------------------------------
 
 WXDLLEXPORT extern wxWindow* wxGetActiveWindow();
+
+// deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId()
 inline WXDLLEXPORT int NewControlId() { return wxWindowBase::NewControlId(); }
 
 #endif