Better scrolling to cursor.

[wxWidgets.git] / src / msw / checklst.cpp

diff --git a/src/msw/checklst.cpp b/src/msw/checklst.cpp
index c15c16e0d17de9083a4029dca2908451bccb257f..756293a0eda958c23c2ef1f0a9508e717460f9d2 100644 (file)
--- a/src/msw/checklst.cpp
+++ b/src/msw/checklst.cpp
@@ -30,23 +30,28 @@
 
 #if wxUSE_OWNER_DRAWN
 
 
 #if wxUSE_OWNER_DRAWN
 

-#include "wx/object.h"
-#include "wx/colour.h"
-#include "wx/font.h"
-#include "wx/bitmap.h"
-#include "wx/window.h"
-#include "wx/listbox.h"
+#ifndef WX_PRECOMP
+    #include "wx/object.h"
+    #include "wx/colour.h"
+    #include "wx/font.h"
+    #include "wx/bitmap.h"
+    #include "wx/window.h"
+    #include "wx/listbox.h"
+    #include "wx/dcmemory.h"
+
+    #include "wx/settings.h"
+
+    #include "wx/log.h"
+#endif
+

 #include "wx/ownerdrw.h"
 #include "wx/ownerdrw.h"

-#include "wx/settings.h"
-#include "wx/dcmemory.h"
-#include "wx/msw/checklst.h"
-#include "wx/log.h"
+#include "wx/checklst.h"

 
 #include <windows.h>
 #include <windowsx.h>
 
 
 #include <windows.h>
 #include <windowsx.h>
 

-#if defined(__GNUWIN32__) && !defined(wxUSE_NORLANDER_HEADERS)
-#include "wx/msw/gnuwin32/extra.h"
+#if defined(__GNUWIN32_OLD__)
+    #include "wx/msw/gnuwin32/extra.h"

 #endif
 
 // ----------------------------------------------------------------------------
 #endif
 
 // ----------------------------------------------------------------------------


@@ -60,9 +65,7 @@
 // implementation
 // ============================================================================
 
 // implementation
 // ============================================================================
 

-#if !USE_SHARED_LIBRARY
-  IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox)
-#endif
+IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxListBox)

 
 // ----------------------------------------------------------------------------
 // declaration and implementation of wxCheckListBoxItem class
 
 // ----------------------------------------------------------------------------
 // declaration and implementation of wxCheckListBoxItem class


@@ -70,7 +73,7 @@
 
 class wxCheckListBoxItem : public wxOwnerDrawn
 {
 
 class wxCheckListBoxItem : public wxOwnerDrawn
 {

-friend class wxCheckListBox;
+friend class WXDLLEXPORT wxCheckListBox;

 public:
   // ctor
   wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex);
 public:
   // ctor
   wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex);


@@ -78,19 +81,24 @@ public:
   // drawing functions
   virtual bool OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus stat);
 
   // drawing functions
   virtual bool OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus stat);
 

-  // simple accessors
-  bool IsChecked() const  { return m_bChecked;        }
+  // simple accessors and operations
+  bool IsChecked() const { return m_bChecked; }
+

   void Check(bool bCheck);
   void Toggle() { Check(!IsChecked()); }
 
   void Check(bool bCheck);
   void Toggle() { Check(!IsChecked()); }
 

+  void SendEvent();
+

 private:
 private:

+
+    DECLARE_NO_COPY_CLASS(wxCheckListBoxItem)

   bool            m_bChecked;
   wxCheckListBox *m_pParent;
   bool            m_bChecked;
   wxCheckListBox *m_pParent;

-  size_t            m_nIndex;
+  size_t          m_nIndex;

 };
 
 wxCheckListBoxItem::wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex)
 };
 
 wxCheckListBoxItem::wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex)

-                  : wxOwnerDrawn("", TRUE)   // checkable
+                  : wxOwnerDrawn(wxEmptyString, TRUE)   // checkable

 {
   m_bChecked = FALSE;
   m_pParent  = pParent;
 {
   m_bChecked = FALSE;
   m_pParent  = pParent;


@@ -146,16 +154,14 @@ bool wxCheckListBoxItem::OnDrawItem(wxDC& dc, const wxRect& rc,
       HBITMAP hbmpOld = (HBITMAP)SelectObject(hdcMem, hbmpCheck);
 
       // then draw a check mark into it
       HBITMAP hbmpOld = (HBITMAP)SelectObject(hdcMem, hbmpCheck);
 
       // then draw a check mark into it

-      RECT rect ;
-      rect.left   = 0 ;
-      rect.top    = 0 ;
-      rect.right  = nCheckWidth ;
-      rect.bottom = nCheckHeight ;
-
-#ifdef __WIN32__
-#ifndef __SC__
+#if defined(__WIN32__) && !defined(__SC__)
+      RECT rect;
+      rect.left   = 0;
+      rect.top    = 0;
+      rect.right  = nCheckWidth;
+      rect.bottom = nCheckHeight;
+

       DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK);
       DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK);

-#endif

 #else
       // In WIN16, draw a cross
       HPEN blackPen = CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
 #else
       // In WIN16, draw a cross
       HPEN blackPen = CreatePen(PS_SOLID, 1, RGB(0, 0, 0));


@@ -219,7 +225,7 @@ void wxCheckListBoxItem::Check(bool check)
 {
     m_bChecked = check;
 
 {
     m_bChecked = check;
 

-    // index may be chanegd because new items were added/deleted
+    // index may be changed because new items were added/deleted

     if ( m_pParent->GetItemIndex(this) != (int)m_nIndex )
     {
         // update it
     if ( m_pParent->GetItemIndex(this) != (int)m_nIndex )
     {
         // update it


@@ -252,7 +258,11 @@ void wxCheckListBoxItem::Check(bool check)
     #endif  // Win32/16
 
     InvalidateRect(hwndListbox, &rcUpdate, FALSE);
     #endif  // Win32/16
 
     InvalidateRect(hwndListbox, &rcUpdate, FALSE);

+}

 
 

+// send an "item checked" event
+void wxCheckListBoxItem::SendEvent()
+{

     wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, m_pParent->GetId());
     event.SetInt(m_nIndex);
     event.SetEventObject(m_pParent);
     wxCommandEvent event(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, m_pParent->GetId());
     event.SetInt(m_nIndex);
     event.SetEventObject(m_pParent);


@@ -266,7 +276,7 @@ void wxCheckListBoxItem::Check(bool check)
 // define event table
 // ------------------
 BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox)
 // define event table
 // ------------------
 BEGIN_EVENT_TABLE(wxCheckListBox, wxListBox)

-  EVT_CHAR(wxCheckListBox::OnChar)
+  EVT_KEY_DOWN(wxCheckListBox::OnKeyDown)

   EVT_LEFT_DOWN(wxCheckListBox::OnLeftClick)
 END_EVENT_TABLE()
 
   EVT_LEFT_DOWN(wxCheckListBox::OnLeftClick)
 END_EVENT_TABLE()
 


@@ -274,7 +284,7 @@ END_EVENT_TABLE()
 // ----------------
 
 // def ctor: use Create() to really create the control
 // ----------------
 
 // def ctor: use Create() to really create the control

-wxCheckListBox::wxCheckListBox() : wxListBox()
+wxCheckListBox::wxCheckListBox()

 {
 }
 
 {
 }
 


@@ -284,12 +294,23 @@ wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
                                int nStrings, const wxString choices[],
                                long style, const wxValidator& val,
                                const wxString& name)
                                int nStrings, const wxString choices[],
                                long style, const wxValidator& val,
                                const wxString& name)

-              : wxListBox()

 {
 {

-    Create(parent, id, pos, size, nStrings, choices,
-           style | wxLB_OWNERDRAW, val, name);
+    Create(parent, id, pos, size, nStrings, choices, style, val, name);
+}
+
+bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
+                            const wxPoint& pos, const wxSize& size,
+                            int n, const wxString choices[],
+                            long style,
+                            const wxValidator& validator, const wxString& name)
+{
+    return wxListBox::Create(parent, id, pos, size, n, choices,
+                             style | wxLB_OWNERDRAW, validator, name);

 }
 
 }
 

+// misc overloaded methods
+// -----------------------
+

 void wxCheckListBox::Delete(int N)
 {
     wxCHECK_RET( N >= 0 && N < m_noItems,
 void wxCheckListBox::Delete(int N)
 {
     wxCHECK_RET( N >= 0 && N < m_noItems,


@@ -300,29 +321,9 @@ void wxCheckListBox::Delete(int N)
     // free memory
     delete m_aItems[N];
 
     // free memory
     delete m_aItems[N];
 

-    m_aItems.Remove(N);
-}
-
-void wxCheckListBox::InsertItems(int nItems, const wxString items[], int pos)
-{
-    wxCHECK_RET( pos >= 0 && pos <= m_noItems,
-                 wxT("invalid index in wxCheckListBox::InsertItems") );
-
-    wxListBox::InsertItems(nItems, items, pos);
-
-    int i;
-    for ( i = 0; i < nItems; i++ ) {
-        wxOwnerDrawn *pNewItem = CreateItem((size_t)(pos + i));
-        pNewItem->SetName(items[i]);
-        pNewItem->SetFont(GetFont());
-
-        m_aItems.Insert(pNewItem, (size_t)(pos + i));
-
-        ListBox_SetItemData((HWND)GetHWND(), i + pos, pNewItem);
-    }
+    m_aItems.RemoveAt(N);

 }
 
 }
 

-

 bool wxCheckListBox::SetFont( const wxFont &font )
 {
     size_t i;
 bool wxCheckListBox::SetFont( const wxFont &font )
 {
     size_t i;


@@ -338,7 +339,7 @@ bool wxCheckListBox::SetFont( const wxFont &font )
 // --------------------
 
 // create a check list box item
 // --------------------
 
 // create a check list box item

-wxOwnerDrawn *wxCheckListBox::CreateItem(size_t nIndex)
+wxOwnerDrawn *wxCheckListBox::CreateLboxItem(size_t nIndex)

 {
   wxCheckListBoxItem *pItem = new wxCheckListBoxItem(this, nIndex);
   return pItem;
 {
   wxCheckListBoxItem *pItem = new wxCheckListBoxItem(this, nIndex);
   return pItem;


@@ -368,44 +369,116 @@ bool wxCheckListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 
 bool wxCheckListBox::IsChecked(size_t uiIndex) const
 {
 
 bool wxCheckListBox::IsChecked(size_t uiIndex) const
 {

-  return GetItem(uiIndex)->IsChecked();
+    wxCHECK_MSG( uiIndex < (size_t)GetCount(), FALSE, _T("bad wxCheckListBox index") );
+
+    return GetItem(uiIndex)->IsChecked();

 }
 
 void wxCheckListBox::Check(size_t uiIndex, bool bCheck)
 {
 }
 
 void wxCheckListBox::Check(size_t uiIndex, bool bCheck)
 {

-  GetItem(uiIndex)->Check(bCheck);
+    wxCHECK_RET( uiIndex < (size_t)GetCount(), _T("bad wxCheckListBox index") );
+
+    GetItem(uiIndex)->Check(bCheck);

 }
 
 // process events
 // --------------
 
 }
 
 // process events
 // --------------
 

-void wxCheckListBox::OnChar(wxKeyEvent& event)
+void wxCheckListBox::OnKeyDown(wxKeyEvent& event)

 {
 {

-  if ( event.KeyCode() == WXK_SPACE )
-    GetItem(GetSelection())->Toggle();
-  else
-    event.Skip();
+    // what do we do?
+    enum
+    {
+        None,
+        Toggle,
+        Set,
+        Clear
+    } oper;
+
+    switch ( event.GetKeyCode() )
+    {
+        case WXK_SPACE:
+            oper = Toggle;
+            break;
+
+        case WXK_NUMPAD_ADD:
+        case '+':
+            oper = Set;
+            break;
+
+        case WXK_NUMPAD_SUBTRACT:
+        case '-':
+            oper = Clear;
+            break;
+
+        default:
+            oper = None;
+    }
+
+    if ( oper != None )
+    {
+        wxArrayInt selections;
+        int count = 0;
+        if ( HasMultipleSelection() )
+        {
+            count = GetSelections(selections);
+        }
+        else
+        {
+            int sel = GetSelection();
+            if (sel != -1)
+            {
+                count = 1;
+                selections.Add(sel);
+            }
+        }
+
+        for ( int i = 0; i < count; i++ )
+        {
+            wxCheckListBoxItem *item = GetItem(selections[i]);
+            if ( !item )
+            {
+                wxFAIL_MSG( _T("no wxCheckListBoxItem?") );
+                continue;
+            }
+
+            switch ( oper )
+            {
+                case Toggle:
+                    item->Toggle();
+                    break;
+
+                case Set:
+                case Clear:
+                    item->Check( oper == Set );
+                    break;
+
+                default:
+                    wxFAIL_MSG( _T("what should this key do?") );
+            }
+
+            // we should send an event as this has been done by the user and
+            // not by the program
+            item->SendEvent();
+        }
+    }
+    else // nothing to do
+    {
+        event.Skip();
+    }

 }
 
 void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
 {
   // clicking on the item selects it, clicking on the checkmark toggles
   if ( event.GetX() <= wxOwnerDrawn::GetDefaultMarginWidth() ) {
 }
 
 void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
 {
   // clicking on the item selects it, clicking on the checkmark toggles
   if ( event.GetX() <= wxOwnerDrawn::GetDefaultMarginWidth() ) {

-    #ifdef __WIN32__
-      size_t nItem = (size_t)::SendMessage
-                               (
-                                (HWND)GetHWND(),
-                                LB_ITEMFROMPOINT,
-                                0,
-                                MAKELPARAM(event.GetX(), event.GetY())
-                               );
-    #else // Win16
-        // FIXME this doesn't work when the listbox is scrolled!
-        size_t nItem = ((size_t)event.GetY()) / m_nItemHeight;
-    #endif // Win32/16
+    int nItem = HitTest(event.GetX(), event.GetY());

 
 

-    if ( nItem < (size_t)m_noItems )
-      GetItem(nItem)->Toggle();
+    if ( nItem != wxNOT_FOUND ) {
+      wxCheckListBoxItem *item = GetItem(nItem);
+      item->Toggle();
+      item->SendEvent();
+    }

     //else: it's not an error, just click outside of client zone
   }
   else {
     //else: it's not an error, just click outside of client zone
   }
   else {


@@ -414,5 +487,23 @@ void wxCheckListBox::OnLeftClick(wxMouseEvent& event)
   }
 }
 
   }
 }
 

+int wxCheckListBox::DoHitTestItem(wxCoord x, wxCoord y) const
+{
+  #ifdef __WIN32__
+    int nItem = (int)::SendMessage
+                             (
+                              (HWND)GetHWND(),
+                              LB_ITEMFROMPOINT,
+                              0,
+                              MAKELPARAM(x, y)
+                             );
+  #else // Win16
+    // FIXME this doesn't work when the listbox is scrolled!
+    int nItem = y / m_nItemHeight;
+  #endif // Win32/16
+
+  return nItem >= m_noItems ? wxNOT_FOUND : nItem;
+}
+

 #endif
 
 #endif