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

diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp
index af488d4e4122621c8aaf21f11a8e5d18ad06c0e2..3e9b5966cbb79c2060a07385d00085d5c01966fa 100644 (file)
--- a/src/msw/listctrl.cpp
+++ b/src/msw/listctrl.cpp
@@ -45,6 +45,14 @@
 
 #include "wx/msw/private.h"
 
 
 #include "wx/msw/private.h"
 

+#if defined(__WXWINCE__)
+  #include <ole2.h>
+  #include <shellapi.h>
+  #if _WIN32_WCE < 400
+    #include <aygshell.h>
+  #endif
+#endif
+

 // include <commctrl.h> "properly"
 #include "wx/msw/wrapcctl.h"
 
 // include <commctrl.h> "properly"
 #include "wx/msw/wrapcctl.h"
 


@@ -73,60 +81,77 @@ static void wxConvertToMSWListCol(int col, const wxListItem& item,
 // ----------------------------------------------------------------------------
 
 // We have to handle both fooW and fooA notifications in several cases
 // ----------------------------------------------------------------------------
 
 // We have to handle both fooW and fooA notifications in several cases

-// because of broken commctl.dll and/or unicows.dll. This class is used to
+// because of broken comctl32.dll and/or unicows.dll. This class is used to

 // convert LV_ITEMA and LV_ITEMW to LV_ITEM (which is either LV_ITEMA or
 // LV_ITEMW depending on wxUSE_UNICODE setting), so that it can be processed
 // by wxConvertToMSWListItem().
 // convert LV_ITEMA and LV_ITEMW to LV_ITEM (which is either LV_ITEMA or
 // LV_ITEMW depending on wxUSE_UNICODE setting), so that it can be processed
 // by wxConvertToMSWListItem().

+#if wxUSE_UNICODE
+    #define LV_ITEM_NATIVE  LV_ITEMW
+    #define LV_ITEM_OTHER   LV_ITEMA
+
+    #define LV_CONV_TO_WX   cMB2WX
+    #define LV_CONV_BUF     wxMB2WXbuf
+#else // ANSI
+    #define LV_ITEM_NATIVE  LV_ITEMA
+    #define LV_ITEM_OTHER   LV_ITEMW
+
+    #define LV_CONV_TO_WX   cWC2WX
+    #define LV_CONV_BUF     wxWC2WXbuf
+#endif // Unicode/ANSI
+

 class wxLV_ITEM
 {
 public:
 class wxLV_ITEM
 {
 public:

-    ~wxLV_ITEM() { delete m_buf; }
-    operator LV_ITEM&() const { return *m_item; }
+    // default ctor, use Init() later
+    wxLV_ITEM() { m_buf = NULL; m_pItem = NULL; }

 
 

-#if wxUSE_UNICODE
-    wxLV_ITEM(LV_ITEMW &item) : m_buf(NULL), m_item(&item) {}
-    wxLV_ITEM(LV_ITEMA &item)
+    // init without conversion
+    void Init(LV_ITEM_NATIVE& item)

     {
     {

-        m_item = new LV_ITEM((LV_ITEM&)item);
-        if ( (item.mask & LVIF_TEXT) && item.pszText )
-        {
-            m_buf = new wxMB2WXbuf(wxConvLocal.cMB2WX(item.pszText));
-            m_item->pszText = (wxChar*)m_buf->data();
-        }
-        else
-            m_buf = NULL;
+        wxASSERT_MSG( !m_pItem, _T("Init() called twice?") );
+
+        m_pItem = &item;

     }
     }

-private:
-    wxMB2WXbuf *m_buf;

 
 

-#else // !wxUSE_UNICODE
-    wxLV_ITEM(LV_ITEMW &item)
+    // init with conversion
+    void Init(LV_ITEM_OTHER& item)

     {
     {

-        m_item = new LV_ITEM((LV_ITEM&)item);
+        // avoid unnecessary dynamic memory allocation, jjust make m_pItem
+        // point to our own m_item
+
+        // memcpy() can't work if the struct sizes are different
+        wxCOMPILE_TIME_ASSERT( sizeof(LV_ITEM_OTHER) == sizeof(LV_ITEM_NATIVE),
+                                CodeCantWorkIfDiffSizes);

 
 

-        // the code below doesn't compile without wxUSE_WCHAR_T and as I don't
-        // know if it's useful to have it at all (do we ever get Unicode
-        // notifications in ANSI mode? I don't think so...) I'm not going to
-        // write alternative implementation right now
-        //
-        // but if it is indeed used, we should simply directly use
-        // ::WideCharToMultiByte() here
-#if wxUSE_WCHAR_T
+        memcpy(&m_item, &item, sizeof(LV_ITEM_NATIVE));
+
+        // convert text from ANSI to Unicod if necessary

         if ( (item.mask & LVIF_TEXT) && item.pszText )
         {
         if ( (item.mask & LVIF_TEXT) && item.pszText )
         {

-            m_buf = new wxWC2WXbuf(wxConvLocal.cWC2WX(item.pszText));
-            m_item->pszText = (wxChar*)m_buf->data();
+            m_buf = new LV_CONV_BUF(wxConvLocal.LV_CONV_TO_WX(item.pszText));
+            m_item.pszText = (wxChar *)m_buf->data();

         }
         }

-        else
-#endif // wxUSE_WCHAR_T
-            m_buf = NULL;

     }
     }

-    wxLV_ITEM(LV_ITEMA &item) : m_buf(NULL), m_item(&item) {}
+
+    // ctor without conversion
+    wxLV_ITEM(LV_ITEM_NATIVE& item) : m_buf(NULL), m_pItem(&item) { }
+
+    // ctor with conversion
+    wxLV_ITEM(LV_ITEM_OTHER& item) : m_buf(NULL)
+    {
+        Init(item);
+    }
+
+    ~wxLV_ITEM() { delete m_buf; }
+
+    // conversion to the real LV_ITEM
+    operator LV_ITEM_NATIVE&() const { return *m_pItem; }
+

 private:
 private:

-    wxWC2WXbuf *m_buf;
-#endif // wxUSE_UNICODE/!wxUSE_UNICODE
+    LV_CONV_BUF *m_buf;

 
 

-    LV_ITEM *m_item;
+    LV_ITEM_NATIVE *m_pItem;
+    LV_ITEM_NATIVE m_item;

 
     DECLARE_NO_COPY_CLASS(wxLV_ITEM)
 };
 
     DECLARE_NO_COPY_CLASS(wxLV_ITEM)
 };


@@ -232,14 +257,14 @@ wxBEGIN_FLAGS( wxListCtrlStyle )
     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
     wxFLAGS_MEMBER(wxRAISED_BORDER)
     wxFLAGS_MEMBER(wxSTATIC_BORDER)
     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
     wxFLAGS_MEMBER(wxRAISED_BORDER)
     wxFLAGS_MEMBER(wxSTATIC_BORDER)

-    wxFLAGS_MEMBER(wxNO_BORDER)
+    wxFLAGS_MEMBER(wxBORDER)

 
     // standard window styles
     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
     wxFLAGS_MEMBER(wxWANTS_CHARS)
 
     // standard window styles
     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
     wxFLAGS_MEMBER(wxWANTS_CHARS)

-    wxFLAGS_MEMBER(wxNO_FULL_REPAINT_ON_RESIZE)
+    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)

     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
     wxFLAGS_MEMBER(wxVSCROLL)
     wxFLAGS_MEMBER(wxHSCROLL)
     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
     wxFLAGS_MEMBER(wxVSCROLL)
     wxFLAGS_MEMBER(wxHSCROLL)


@@ -318,7 +343,7 @@ bool wxListCtrl::Create(wxWindow *parent,
                         const wxPoint& pos,
                         const wxSize& size,
                         long style,
                         const wxPoint& pos,
                         const wxSize& size,
                         long style,

-                        const wxValidator& validator,
+                        const wxValidator& wxVALIDATOR_PARAM(validator),

                         const wxString& name)
 {
 #if wxUSE_VALIDATORS
                         const wxString& name)
 {
 #if wxUSE_VALIDATORS


@@ -390,6 +415,12 @@ bool wxListCtrl::DoCreateControl(int x, int y, int w, int h)
         return FALSE;
     }
 
         return FALSE;
     }
 

+    // explicitly say that we want to use Unicode because otherwise we get ANSI
+    // versions of _some_ messages (notably LVN_GETDISPINFOA) in MSLU build
+#if wxUSE_UNICODE
+    ::SendMessage(GetHwnd(), LVM_SETUNICODEFORMAT, TRUE, 0);
+#endif
+

     // for comctl32.dll v 4.70+ we want to have this attribute because it's
     // prettier (and also because wxGTK does it like this)
     if ( (wstyle & LVS_REPORT) && wxTheApp->GetComCtl32Version() >= 470 )
     // for comctl32.dll v 4.70+ we want to have this attribute because it's
     // prettier (and also because wxGTK does it like this)
     if ( (wstyle & LVS_REPORT) && wxTheApp->GetComCtl32Version() >= 470 )


@@ -1026,6 +1057,25 @@ bool wxListCtrl::SetItemData(long item, long data)
     return SetItem(info);
 }
 
     return SetItem(info);
 }
 

+wxRect wxListCtrl::GetViewRect() const
+{
+    wxASSERT_MSG( !HasFlag(wxLC_REPORT | wxLC_LIST),
+                    _T("wxListCtrl::GetViewRect() only works in icon mode") );
+
+    RECT rc;
+    if ( !ListView_GetViewRect(GetHwnd(), &rc) )
+    {
+        wxLogDebug(_T("ListView_GetViewRect() failed."));
+
+        wxZeroMemory(rc);
+    }
+
+    wxRect rect;
+    wxCopyRECTToRect(rc, rect);
+
+    return rect;
+}
+

 // Gets the item rectangle
 bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const
 {
 // Gets the item rectangle
 bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const
 {


@@ -1078,9 +1128,13 @@ int wxListCtrl::GetItemCount() const
     return m_count;
 }
 
     return m_count;
 }
 

-// Retrieves the spacing between icons in pixels.
-// If small is TRUE, gets the spacing for the small icon
-// view, otherwise the large icon view.
+wxSize wxListCtrl::GetItemSpacing() const
+{
+    const int spacing = ListView_GetItemSpacing(GetHwnd(), (BOOL)HasFlag(wxLC_SMALL_ICON));
+
+    return wxSize(LOWORD(spacing), HIWORD(spacing));
+}
+

 int wxListCtrl::GetItemSpacing(bool isSmall) const
 {
     return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall);
 int wxListCtrl::GetItemSpacing(bool isSmall) const
 {
     return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall);


@@ -1756,6 +1810,9 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 event.m_col = nmHDR->iItem;
                 break;
 
                 event.m_col = nmHDR->iItem;
                 break;
 

+#if defined(__WXWINCE__) && _WIN32_WCE < 400
+            case GN_CONTEXTMENU:
+#endif //__WXWINCE__

             case NM_RCLICK:
                 {
                     eventType = wxEVT_COMMAND_LIST_COL_RIGHT_CLICK;
             case NM_RCLICK:
                 {
                     eventType = wxEVT_COMMAND_LIST_COL_RIGHT_CLICK;


@@ -1767,6 +1824,11 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 
                     // where did the click occur?
                     POINT ptClick;
 
                     // where did the click occur?
                     POINT ptClick;

+#if defined(__WXWINCE__) && _WIN32_WCE < 400
+                  if(nmhdr->code == GN_CONTEXTMENU) {
+                      ptClick = ((NMRGINFO*)nmhdr)->ptAction;
+                  } else 
+#endif //__WXWINCE__

                     if ( !::GetCursorPos(&ptClick) )
                     {
                         wxLogLastError(_T("GetCursorPos"));
                     if ( !::GetCursorPos(&ptClick) )
                     {
                         wxLogLastError(_T("GetCursorPos"));


@@ -1867,55 +1929,43 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 break;
 
             // NB: we have to handle both *A and *W versions here because some
                 break;
 
             // NB: we have to handle both *A and *W versions here because some

-            //    versions of comctl32.dll send ANSI message to an Unicode app
+            //     versions of comctl32.dll send ANSI messages even to the
+            //     Unicode windows

             case LVN_BEGINLABELEDITA:
             case LVN_BEGINLABELEDITA:

-                {
-                    eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT;
-                    wxLV_ITEM item(((LV_DISPINFOA *)lParam)->item);
-                    wxConvertFromMSWListItem(GetHwnd(), event.m_item, item);
-                    event.m_itemIndex = event.m_item.m_itemId;
-                }
-                break;

             case LVN_BEGINLABELEDITW:
                 {
             case LVN_BEGINLABELEDITW:
                 {

+                    wxLV_ITEM item;
+                    if ( nmhdr->code == LVN_BEGINLABELEDITA )
+                    {
+                        item.Init(((LV_DISPINFOA *)lParam)->item);
+                    }
+                    else // LVN_BEGINLABELEDITW
+                    {
+                        item.Init(((LV_DISPINFOW *)lParam)->item);
+                    }
+

                     eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT;
                     eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT;

-                    wxLV_ITEM item(((LV_DISPINFOW *)lParam)->item);

                     wxConvertFromMSWListItem(GetHwnd(), event.m_item, item);
                     event.m_itemIndex = event.m_item.m_itemId;
                 }
                 break;
 
             case LVN_ENDLABELEDITA:
                     wxConvertFromMSWListItem(GetHwnd(), event.m_item, item);
                     event.m_itemIndex = event.m_item.m_itemId;
                 }
                 break;
 
             case LVN_ENDLABELEDITA:

+            case LVN_ENDLABELEDITW:

                 {
                 {

-                    eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT;
-                    wxLV_ITEM item(((LV_DISPINFOA *)lParam)->item);
-                    wxConvertFromMSWListItem(NULL, event.m_item, item);
-                    if ( ((LV_ITEM)item).pszText == NULL ||
-                         ((LV_ITEM)item).iItem == -1 )
+                    wxLV_ITEM item;
+                    if ( nmhdr->code == LVN_ENDLABELEDITA )

                     {
                     {

-                        // don't keep a stale wxTextCtrl around
-                        if ( m_textCtrl )
-                        {
-                            // EDIT control will be deleted by the list control itself so
-                            // prevent us from deleting it as well
-                            m_textCtrl->UnsubclassWin();
-                            m_textCtrl->SetHWND(0);
-                            delete m_textCtrl;
-                            m_textCtrl = NULL;
-                        }
-                        return FALSE;
+                        item.Init(((LV_DISPINFOA *)lParam)->item);
+                    }
+                    else // LVN_ENDLABELEDITW
+                    {
+                        item.Init(((LV_DISPINFOW *)lParam)->item);

                     }
 
                     }
 

-                    event.m_itemIndex = event.m_item.m_itemId;
-                }
-                break;
-            case LVN_ENDLABELEDITW:
-                {
-                    eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT;
-                    wxLV_ITEM item(((LV_DISPINFOW *)lParam)->item);
-                    wxConvertFromMSWListItem(NULL, event.m_item, item);
-                    if ( ((LV_ITEM)item).pszText == NULL ||
-                         ((LV_ITEM)item).iItem == -1 )
+                    // was editing cancelled?
+                    const LV_ITEM& lvi = (LV_ITEM)item;
+                    if ( !lvi.pszText || lvi.iItem == -1 )

                     {
                         // don't keep a stale wxTextCtrl around
                         if ( m_textCtrl )
                     {
                         // don't keep a stale wxTextCtrl around
                         if ( m_textCtrl )


@@ -1927,9 +1977,12 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                             delete m_textCtrl;
                             m_textCtrl = NULL;
                         }
                             delete m_textCtrl;
                             m_textCtrl = NULL;
                         }

-                        return FALSE;
+
+                        event.SetEditCanceled(true);

                     }
 
                     }
 

+                    eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT;
+                    wxConvertFromMSWListItem(NULL, event.m_item, item);

                     event.m_itemIndex = event.m_item.m_itemId;
                 }
                 break;
                     event.m_itemIndex = event.m_item.m_itemId;
                 }
                 break;


@@ -2091,6 +2144,9 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 event.m_item.m_data = GetItemData(iItem);
                 break;
 
                 event.m_item.m_data = GetItemData(iItem);
                 break;
 

+#if defined(__WXWINCE__) && _WIN32_WCE < 400
+            case GN_CONTEXTMENU:
+#endif //__WXWINCE__

             case NM_RCLICK:
                 // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(),
                 // don't do anything else
             case NM_RCLICK:
                 // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(),
                 // don't do anything else


@@ -2103,6 +2159,11 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 LV_HITTESTINFO lvhti;
                 wxZeroMemory(lvhti);
 
                 LV_HITTESTINFO lvhti;
                 wxZeroMemory(lvhti);
 

+#if defined(__WXWINCE__) && _WIN32_WCE < 400
+              if(nmhdr->code == GN_CONTEXTMENU) {
+                  lvhti.pt = ((NMRGINFO*)nmhdr)->ptAction;
+              } else 
+#endif //__WXWINCE__

                 ::GetCursorPos(&(lvhti.pt));
                 ::ScreenToClient(GetHwnd(),&(lvhti.pt));
                 if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 )
                 ::GetCursorPos(&(lvhti.pt));
                 ::ScreenToClient(GetHwnd(),&(lvhti.pt));
                 if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 )


@@ -2423,7 +2484,8 @@ void wxListCtrl::SetItemCount(long count)
 {
     wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
 
 {
     wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
 

-    if ( !::SendMessage(GetHwnd(), LVM_SETITEMCOUNT, (WPARAM)count, LVSICF_NOSCROLL) )
+    if ( !::SendMessage(GetHwnd(), LVM_SETITEMCOUNT, (WPARAM)count,
+                        LVSICF_NOSCROLL | LVSICF_NOINVALIDATEALL) )

     {
         wxLogLastError(_T("ListView_SetItemCount"));
     }
     {
         wxLogLastError(_T("ListView_SetItemCount"));
     }