Support using GetTextExtent() with empty string to get descent in wxOSX.

[wxWidgets.git] / include / wx / univ / listbox.h

diff --git a/include/wx/univ/listbox.h b/include/wx/univ/listbox.h
index e47013efddfa95f8db375c7ea60088f3f50b1a5c..5431b7bd18ff8efdb01522bf1e56b499ac892430 100644 (file)
--- a/include/wx/univ/listbox.h
+++ b/include/wx/univ/listbox.h
@@ -12,10 +12,6 @@
 #ifndef _WX_UNIV_LISTBOX_H_
 #define _WX_UNIV_LISTBOX_H_
 
 #ifndef _WX_UNIV_LISTBOX_H_
 #define _WX_UNIV_LISTBOX_H_
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "univlistbox.h"
-#endif
-

 #include "wx/scrolwin.h"    // for wxScrollHelper
 #include "wx/dynarray.h"
 #include "wx/arrstr.h"
 #include "wx/scrolwin.h"    // for wxScrollHelper
 #include "wx/dynarray.h"
 #include "wx/arrstr.h"


@@ -25,38 +21,38 @@
 // ----------------------------------------------------------------------------
 
 // change the current item
 // ----------------------------------------------------------------------------
 
 // change the current item

-#define wxACTION_LISTBOX_SETFOCUS   _T("setfocus")  // select the item
-#define wxACTION_LISTBOX_MOVEDOWN   _T("down")      // select item below
-#define wxACTION_LISTBOX_MOVEUP     _T("up")        // select item above
-#define wxACTION_LISTBOX_PAGEDOWN   _T("pagedown")  // go page down
-#define wxACTION_LISTBOX_PAGEUP     _T("pageup")    // go page up
-#define wxACTION_LISTBOX_START      _T("start")     // go to first item
-#define wxACTION_LISTBOX_END        _T("end")       // go to last item
-#define wxACTION_LISTBOX_FIND       _T("find")      // find item by 1st letter
+#define wxACTION_LISTBOX_SETFOCUS   wxT("setfocus")  // select the item
+#define wxACTION_LISTBOX_MOVEDOWN   wxT("down")      // select item below
+#define wxACTION_LISTBOX_MOVEUP     wxT("up")        // select item above
+#define wxACTION_LISTBOX_PAGEDOWN   wxT("pagedown")  // go page down
+#define wxACTION_LISTBOX_PAGEUP     wxT("pageup")    // go page up
+#define wxACTION_LISTBOX_START      wxT("start")     // go to first item
+#define wxACTION_LISTBOX_END        wxT("end")       // go to last item
+#define wxACTION_LISTBOX_FIND       wxT("find")      // find item by 1st letter

 
 // do something with the current item
 
 // do something with the current item

-#define wxACTION_LISTBOX_ACTIVATE   _T("activate")  // activate (choose)
-#define wxACTION_LISTBOX_TOGGLE     _T("toggle")    // togglee selected state
-#define wxACTION_LISTBOX_SELECT     _T("select")    // sel this, unsel others
-#define wxACTION_LISTBOX_SELECTADD  _T("selectadd") // add to selection
-#define wxACTION_LISTBOX_UNSELECT   _T("unselect")  // unselect
-#define wxACTION_LISTBOX_ANCHOR     _T("selanchor") // anchor selection
+#define wxACTION_LISTBOX_ACTIVATE   wxT("activate")  // activate (choose)
+#define wxACTION_LISTBOX_TOGGLE     wxT("toggle")    // togglee selected state
+#define wxACTION_LISTBOX_SELECT     wxT("select")    // sel this, unsel others
+#define wxACTION_LISTBOX_SELECTADD  wxT("selectadd") // add to selection
+#define wxACTION_LISTBOX_UNSELECT   wxT("unselect")  // unselect
+#define wxACTION_LISTBOX_ANCHOR     wxT("selanchor") // anchor selection

 
 // do something with the selection globally (not for single selection ones)
 
 // do something with the selection globally (not for single selection ones)

-#define wxACTION_LISTBOX_SELECTALL   _T("selectall")   // select all items
-#define wxACTION_LISTBOX_UNSELECTALL _T("unselectall") // unselect all items
-#define wxACTION_LISTBOX_SELTOGGLE   _T("togglesel")   // invert the selection
-#define wxACTION_LISTBOX_EXTENDSEL   _T("extend")      // extend to item
+#define wxACTION_LISTBOX_SELECTALL   wxT("selectall")   // select all items
+#define wxACTION_LISTBOX_UNSELECTALL wxT("unselectall") // unselect all items
+#define wxACTION_LISTBOX_SELTOGGLE   wxT("togglesel")   // invert the selection
+#define wxACTION_LISTBOX_EXTENDSEL   wxT("extend")      // extend to item

 
 // ----------------------------------------------------------------------------
 // wxListBox: a list of selectable items
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // wxListBox: a list of selectable items
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxListBox : public wxListBoxBase, public wxScrollHelper
+class WXDLLIMPEXP_CORE wxListBox : public wxListBoxBase, public wxScrollHelper

 {
 public:
     // ctors and such
 {
 public:
     // ctors and such

-    wxListBox() { Init(); }
+    wxListBox() : wxScrollHelper(this) { Init(); }

     wxListBox(wxWindow *parent,
               wxWindowID id,
               const wxPoint& pos = wxDefaultPosition,
     wxListBox(wxWindow *parent,
               wxWindowID id,
               const wxPoint& pos = wxDefaultPosition,


@@ -65,6 +61,7 @@ public:
               long style = 0,
               const wxValidator& validator = wxDefaultValidator,
               const wxString& name = wxListBoxNameStr )
               long style = 0,
               const wxValidator& validator = wxDefaultValidator,
               const wxString& name = wxListBoxNameStr )

+        : wxScrollHelper(this)

     {
         Init();
 
     {
         Init();
 


@@ -99,32 +96,34 @@ public:
                 const wxString& name = wxListBoxNameStr);
 
     // implement the listbox interface defined by wxListBoxBase
                 const wxString& name = wxListBoxNameStr);
 
     // implement the listbox interface defined by wxListBoxBase

-    virtual void Clear();
-    virtual void Delete(int n);
+    virtual void DoClear();
+    virtual void DoDeleteOneItem(unsigned int n);

 
 

-    virtual int GetCount() const { return (int)m_strings->GetCount(); }
-    virtual wxString GetString(int n) const { return (*m_strings)[n]; }
-    virtual void SetString(int n, const wxString& s);
-    virtual int FindString(const wxString& s) const
-        { return IsSorted() ? m_stringsSorted->Index(s) : m_strings->Index(s); }
+    virtual unsigned int GetCount() const;
+    virtual wxString GetString(unsigned int n) const;
+    virtual void SetString(unsigned int n, const wxString& s);
+    virtual int FindString(const wxString& s, bool bCase = false) const;

 
     virtual bool IsSelected(int n) const
         { return m_selections.Index(n) != wxNOT_FOUND; }
 
     virtual bool IsSelected(int n) const
         { return m_selections.Index(n) != wxNOT_FOUND; }

-    virtual void SetSelection(int n, bool select = true);

     virtual int GetSelection() const;
     virtual int GetSelections(wxArrayInt& aSelections) const;
 
 protected:
     virtual int GetSelection() const;
     virtual int GetSelections(wxArrayInt& aSelections) const;
 
 protected:

-    virtual int DoAppend(const wxString& item);
-    virtual void DoInsertItems(const wxArrayString& items, int pos);
-    virtual void DoSetItems(const wxArrayString& items, void **clientData);
+    virtual void DoSetSelection(int n, bool select);
+
+    virtual int DoInsertItems(const wxArrayStringsAdapter& items,
+                              unsigned int pos,
+                              void **clientData,
+                              wxClientDataType type);
+
+    // universal wxComboBox implementation internally uses wxListBox
+    friend class WXDLLIMPEXP_FWD_CORE wxComboBox;

 
     virtual void DoSetFirstItem(int n);
 
 
     virtual void DoSetFirstItem(int n);
 

-    virtual void DoSetItemClientData(int n, void* clientData);
-    virtual void* DoGetItemClientData(int n) const;
-    virtual void DoSetItemClientObject(int n, wxClientData* clientData);
-    virtual wxClientData* DoGetItemClientObject(int n) const;
+    virtual void DoSetItemClientData(unsigned int n, void* clientData);
+    virtual void* DoGetItemClientData(unsigned int n) const;

 
 public:
     // override some more base class methods
 
 public:
     // override some more base class methods


@@ -183,6 +182,12 @@ public:
                                long numArg = 0l,
                                const wxString& strArg = wxEmptyString);
 
                                long numArg = 0l,
                                const wxString& strArg = wxEmptyString);
 

+    static wxInputHandler *GetStdInputHandler(wxInputHandler *handlerDef);
+    virtual wxInputHandler *DoGetStdInputHandler(wxInputHandler *handlerDef)
+    {
+        return GetStdInputHandler(handlerDef);
+    }
+

     // idle processing
     virtual void OnInternalIdle();
 
     // idle processing
     virtual void OnInternalIdle();
 


@@ -196,15 +201,17 @@ protected:
     virtual void DoDraw(wxControlRenderer *renderer);
     virtual wxBorder GetDefaultBorder() const;
 
     virtual void DoDraw(wxControlRenderer *renderer);
     virtual wxBorder GetDefaultBorder() const;
 

+    // special hook for wxCheckListBox which allows it to update its internal
+    // data when a new item is inserted into the listbox
+    virtual void OnItemInserted(unsigned int WXUNUSED(pos)) { }
+
+

     // common part of all ctors
     void Init();
 
     // event handlers
     void OnSize(wxSizeEvent& event);
 
     // common part of all ctors
     void Init();
 
     // event handlers
     void OnSize(wxSizeEvent& event);
 

-    // common part of Clear() and DoSetItems(): clears everything
-    virtual void DoClear();
-

     // refresh the given item(s) or everything
     void RefreshItems(int from, int count);
     void RefreshItem(int n);
     // refresh the given item(s) or everything
     void RefreshItems(int from, int count);
     void RefreshItem(int n);


@@ -238,14 +245,12 @@ protected:
     void UpdateItems();
 
     // the array containing all items (it is sorted if the listbox has
     void UpdateItems();
 
     // the array containing all items (it is sorted if the listbox has

-    // wxLB_SORT style). Note the evil trick: the pointers share the
-    // same location, hence we use m_strings when we don't care if the
-    // array is sorted or not, m_stringsSorted when we do
+    // wxLB_SORT style)

     union
     {
     union
     {

-        wxArrayString* m_strings;
-        wxSortedArrayString* m_stringsSorted;
-    };
+        wxArrayString *unsorted;
+        wxSortedArrayString *sorted;
+    } m_strings;

 
     // this array contains the indices of the selected items (for the single
     // selection listboxes only the first element of it is used and contains
 
     // this array contains the indices of the selected items (for the single
     // selection listboxes only the first element of it is used and contains


@@ -297,60 +302,4 @@ private:
     DECLARE_DYNAMIC_CLASS(wxListBox)
 };
 
     DECLARE_DYNAMIC_CLASS(wxListBox)
 };
 

-// ----------------------------------------------------------------------------
-// wxStdListboxInputHandler: handles mouse and kbd in a single or multi
-// selection listbox
-// ----------------------------------------------------------------------------
-
-class WXDLLEXPORT wxStdListboxInputHandler : public wxStdInputHandler
-{
-public:
-    // if pressing the mouse button in a multiselection listbox should toggle
-    // the item under mouse immediately, then specify true as the second
-    // parameter (this is the standard behaviour, under GTK the item is toggled
-    // only when the mouse is released in the multi selection listbox)
-    wxStdListboxInputHandler(wxInputHandler *inphand,
-                             bool toggleOnPressAlways = true);
-
-    // base class methods
-    virtual bool HandleKey(wxInputConsumer *consumer,
-                           const wxKeyEvent& event,
-                           bool pressed);
-    virtual bool HandleMouse(wxInputConsumer *consumer,
-                             const wxMouseEvent& event);
-    virtual bool HandleMouseMove(wxInputConsumer *consumer,
-                                 const wxMouseEvent& event);
-
-protected:
-    // return the item under mouse, 0 if the mouse is above the listbox or
-    // GetCount() if it is below it
-    int HitTest(const wxListBox *listbox, const wxMouseEvent& event);
-
-    // parts of HitTest(): first finds the pseudo (because not in range) index
-    // of the item and the second one adjusts it if necessary - that is if the
-    // third one returns false
-    int HitTestUnsafe(const wxListBox *listbox, const wxMouseEvent& event);
-    int FixItemIndex(const wxListBox *listbox, int item);
-    bool IsValidIndex(const wxListBox *listbox, int item);
-
-    // init m_btnCapture and m_actionMouse
-    wxControlAction SetupCapture(wxListBox *lbox,
-                                 const wxMouseEvent& event,
-                                 int item);
-
-    wxRenderer *m_renderer;
-
-    // the button which initiated the mouse capture (currently 0 or 1)
-    int m_btnCapture;
-
-    // the action to perform when the mouse moves while we capture it
-    wxControlAction m_actionMouse;
-
-    // the ctor parameter toggleOnPressAlways (see comments near it)
-    bool m_toggleOnPressAlways;
-
-    // do we track the mouse outside the window when it is captured?
-    bool m_trackMouseOutside;
-};
-

 #endif // _WX_UNIV_LISTBOX_H_
 #endif // _WX_UNIV_LISTBOX_H_