don't use a floating point value as a boolean flag; gcc4 (correctly) complains when...

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

diff --git a/include/wx/ctrlsub.h b/include/wx/ctrlsub.h
index 42fd7349c82ad5911530a34f2d9e8fdad116840b..ff5f02fe574e242e85b721dbed9ad7088f8371d2 100644 (file)
--- a/include/wx/ctrlsub.h
+++ b/include/wx/ctrlsub.h
@@ -5,66 +5,120 @@
 // Modified by:
 // Created:     22.10.99
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     22.10.99
 // RCS-ID:      $Id$

-// Copyright:   (c) wxWindows team
-// Licence:     wxWindows license
+// Copyright:   (c) wxWidgets team
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_CTRLSUB_H_BASE_
 #define _WX_CTRLSUB_H_BASE_
 
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_CTRLSUB_H_BASE_
 #define _WX_CTRLSUB_H_BASE_
 

-#ifdef __GNUG__
-    #pragma interface "controlwithitems.h"
-#endif
+#include "wx/defs.h"
+
+#if wxUSE_CONTROLS

 
 #include "wx/control.h"      // base class
 
 // ----------------------------------------------------------------------------
 
 #include "wx/control.h"      // base class
 
 // ----------------------------------------------------------------------------

-// wxControlWithItems defines an interface which is implemented by all controls
+// wxItemContainer defines an interface which is implemented by all controls

 // which have string subitems each of which may be selected.
 //
 // which have string subitems each of which may be selected.
 //

-// Examples: wxListBox, wxCheckListBox, wxChoice and wxComboBox
+// It is decomposed in wxItemContainerImmutable which omits all methods
+// adding/removing items and is used by wxRadioBox and wxItemContainer itself.
+//
+// Examples: wxListBox, wxCheckListBox, wxChoice and wxComboBox (which
+// implements an extended interface deriving from this one)

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxControlWithItems : public wxControl
+class WXDLLEXPORT wxItemContainerImmutable

 {
 public:
 {
 public:

-    wxControlWithItems() { m_clientDataItemsType = ClientData_None; }
-#ifdef __WXMAC_X__
-    virtual ~wxControlWithItems() {}  // Added min for Mac X
-#endif
-
-    // adding items
-    // ------------
-
-    void Append(const wxString& item)
-        { DoAppend(item); }
-    void Append(const wxString& item, void *clientData)
-        { int n = DoAppend(item); SetClientData(n, clientData); }
-    void Append(const wxString& item, wxClientData *clientData)
-        { int n = DoAppend(item); SetClientObject(n, clientData); }
-
-    // deleting items
-    // --------------
-
-    virtual void Clear() = 0;
-    virtual void Delete(int n) = 0;
+    wxItemContainerImmutable() { }
+    virtual ~wxItemContainerImmutable();

 
     // accessing strings
     // -----------------
 
     virtual int GetCount() const = 0;
 
     // accessing strings
     // -----------------
 
     virtual int GetCount() const = 0;

+    bool IsEmpty() const { return GetCount() == 0; }
+

     virtual wxString GetString(int n) const = 0;
     virtual wxString GetString(int n) const = 0;

+    wxArrayString GetStrings() const;

     virtual void SetString(int n, const wxString& s) = 0;
     virtual void SetString(int n, const wxString& s) = 0;

-    virtual int FindString(const wxString& s) const = 0;
+
+    // finding string natively is either case sensitive or insensitive
+    // but never both so fall back to this base version for not
+    // supported search type
+    virtual int FindString(const wxString& s, bool bCase = false) const
+    {
+        int count = GetCount();
+
+        for ( int i = 0; i < count ; i ++ )
+        {
+            if (GetString(i).IsSameAs( s , bCase ))
+                return i;
+        }
+
+        return wxNOT_FOUND;
+    }
+

 
     // selection
     // ---------
 
 
     // selection
     // ---------
 

-    virtual void Select(int n) = 0;
+    virtual void SetSelection(int n) = 0;

     virtual int GetSelection() const = 0;
 
     virtual int GetSelection() const = 0;
 

+    // set selection to the specified string, return false if not found
+    bool SetStringSelection(const wxString& s);
+
+    // return the selected string or empty string if none

     wxString GetStringSelection() const;
 
     wxString GetStringSelection() const;
 

+    // this is the same as SetSelection( for single-selection controls but
+    // reads better for multi-selection ones
+    void Select(int n) { SetSelection(n); }
+
+
+protected:
+
+    // check that the index is valid
+    inline bool IsValid(int n) const { return n >= 0 && n < GetCount(); }
+};
+
+class WXDLLEXPORT wxItemContainer : public wxItemContainerImmutable
+{
+public:
+    wxItemContainer() { m_clientDataItemsType = wxClientData_None; }
+    virtual ~wxItemContainer();
+
+    // adding items
+    // ------------
+
+    int Append(const wxString& item)
+        { return DoAppend(item); }
+    int Append(const wxString& item, void *clientData)
+        { int n = DoAppend(item); SetClientData(n, clientData); return n; }
+    int Append(const wxString& item, wxClientData *clientData)
+        { int n = DoAppend(item); SetClientObject(n, clientData); return n; }
+
+    // only for rtti needs (separate name)
+    void AppendString( const wxString& item)
+        { Append( item ); }
+
+    // append several items at once to the control
+    void Append(const wxArrayString& strings);
+
+    int Insert(const wxString& item, int pos)
+        { return DoInsert(item, pos); }
+    int Insert(const wxString& item, int pos, void *clientData);
+    int Insert(const wxString& item, int pos, wxClientData *clientData);
+
+    // deleting items
+    // --------------
+
+    virtual void Clear() = 0;
+    virtual void Delete(int n) = 0;
+

     // misc
     // ----
 
     // misc
     // ----
 


@@ -76,16 +130,19 @@ public:
     wxClientData* GetClientObject(int n) const;
 
     bool HasClientObjectData() const
     wxClientData* GetClientObject(int n) const;
 
     bool HasClientObjectData() const

-        { return m_clientDataItemsType == ClientData_Object; }
+        { return m_clientDataItemsType == wxClientData_Object; }

     bool HasClientUntypedData() const
     bool HasClientUntypedData() const

-        { return m_clientDataItemsType == ClientData_Void; }
+        { return m_clientDataItemsType == wxClientData_Void; }

 
 

+#if WXWIN_COMPATIBILITY_2_2

     // compatibility - these functions are deprecated, use the new ones
     // instead
     // compatibility - these functions are deprecated, use the new ones
     // instead

-    int Number() const { return GetCount(); }
+    wxDEPRECATED( int Number() const );
+#endif // WXWIN_COMPATIBILITY_2_2

 
 protected:
     virtual int DoAppend(const wxString& item) = 0;
 
 protected:
     virtual int DoAppend(const wxString& item) = 0;

+    virtual int DoInsert(const wxString& item, int pos) = 0;

 
     virtual void DoSetItemClientData(int n, void* clientData) = 0;
     virtual void* DoGetItemClientData(int n) const = 0;
 
     virtual void DoSetItemClientData(int n, void* clientData) = 0;
     virtual void* DoGetItemClientData(int n) const = 0;


@@ -96,6 +153,73 @@ protected:
     wxClientDataType m_clientDataItemsType;
 };
 
     wxClientDataType m_clientDataItemsType;
 };
 

-#endif // _WX_CTRLSUB_H_BASE_
+// this macro must (unfortunately) be used in any class deriving from both
+// wxItemContainer and wxControl because otherwise there is ambiguity when
+// calling GetClientXXX() functions -- the compiler can't choose between the
+// two versions
+#define wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST                    \
+    void SetClientData(void *data)                                         \
+        { wxControl::SetClientData(data); }                                \
+    void *GetClientData() const                                            \
+        { return wxControl::GetClientData(); }                             \
+    void SetClientObject(wxClientData *data)                               \
+        { wxControl::SetClientObject(data); }                              \
+    wxClientData *GetClientObject() const                                  \
+        { return wxControl::GetClientObject(); }                           \
+    void SetClientData(int n, void* clientData)                            \
+        { wxItemContainer::SetClientData(n, clientData); }                 \
+    void* GetClientData(int n) const                                       \
+        { return wxItemContainer::GetClientData(n); }                      \
+    void SetClientObject(int n, wxClientData* clientData)                  \
+        { wxItemContainer::SetClientObject(n, clientData); }               \
+    wxClientData* GetClientObject(int n) const                             \
+        { return wxItemContainer::GetClientObject(n); }
+
+class WXDLLEXPORT wxControlWithItems : public wxControl, public wxItemContainer
+{
+public:
+    wxControlWithItems() { }
+    virtual ~wxControlWithItems();

 
 

+    // we have to redefine these functions here to avoid ambiguities in classes
+    // deriving from us which would arise otherwise because both base classses
+    // have the methods with the same names - hopefully, a smart compiler can
+    // optimize away these simple inline wrappers so we don't suffer much from
+    // this
+    wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST

 
 

+    // usually the controls like list/combo boxes have their own background
+    // colour
+    virtual bool ShouldInheritColours() const { return false; }
+
+protected:
+    // we can't compute our best size before the items are added to the control
+    // which is done after calling SetInitialBestSize() (it is called from the
+    // base class ctor and the items are added in the derived class ctor), so
+    // don't do anything at all here as our size will be changed later anyhow
+    //
+    // of course, all derived classes *must* call SetBestSize() from their
+    // ctors for this to work!
+    virtual void SetInitialBestSize(const wxSize& WXUNUSED(size)) { }
+
+private:
+    DECLARE_NO_COPY_CLASS(wxControlWithItems)
+};
+
+
+// ----------------------------------------------------------------------------
+// inline functions
+// ----------------------------------------------------------------------------
+
+#if WXWIN_COMPATIBILITY_2_2
+
+inline int wxItemContainer::Number() const
+{
+    return GetCount();
+}
+
+#endif // WXWIN_COMPATIBILITY_2_2
+
+#endif // wxUSE_CONTROLS
+
+#endif // _WX_CTRLSUB_H_BASE_