Implemented input disabling for disabled windows since MicroWindows doesn't do it

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

diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp
index 7ec82031641b97af315df748b5dbba7a63aa4ad2..191b98c91a71827c5993e10fb7cdb7399e83c96e 100644 (file)
--- a/src/msw/listctrl.cpp
+++ b/src/msw/listctrl.cpp
@@ -29,7 +29,7 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

-#ifdef __WIN95__
+#if wxUSE_LISTCTRL && defined(__WIN95__)

 
 #ifndef WX_PRECOMP
     #include "wx/app.h"
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"


@@ -45,7 +45,7 @@
 
 #include "wx/msw/private.h"
 
 
 #include "wx/msw/private.h"
 

-#ifdef __GNUWIN32_OLD__
+#if ((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))

     #include "wx/msw/gnuwin32/extra.h"
 #else
     #include <commctrl.h>
     #include "wx/msw/gnuwin32/extra.h"
 #else
     #include <commctrl.h>


@@ -72,9 +72,26 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_
 static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0);
 
 // ----------------------------------------------------------------------------
 static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0);
 
 // ----------------------------------------------------------------------------

-// macros
+// events

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

+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED)
+

 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
 
 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
 


@@ -173,6 +190,10 @@ bool wxListCtrl::Create(wxWindow *parent,
 
     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
                    LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;
 
     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
                    LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;

+
+    if ( m_windowStyle & wxCLIP_SIBLINGS )
+        wstyle |= WS_CLIPSIBLINGS;
+

     if ( wxStyleHasBorder(m_windowStyle) )
         wstyle |= WS_BORDER;
     m_baseStyle = wstyle;
     if ( wxStyleHasBorder(m_windowStyle) )
         wstyle |= WS_BORDER;
     m_baseStyle = wstyle;


@@ -285,7 +306,7 @@ wxListCtrl::~wxListCtrl()
         delete m_textCtrl;
         m_textCtrl = NULL;
     }
         delete m_textCtrl;
         m_textCtrl = NULL;
     }

-    
+

     if (m_ownsImageListNormal) delete m_imageListNormal;
     if (m_ownsImageListSmall) delete m_imageListSmall;
     if (m_ownsImageListState) delete m_imageListState;
     if (m_ownsImageListNormal) delete m_imageListNormal;
     if (m_ownsImageListSmall) delete m_imageListSmall;
     if (m_ownsImageListState) delete m_imageListState;


@@ -403,12 +424,6 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const
     if ( style & wxLC_AUTOARRANGE )
         wstyle |= LVS_AUTOARRANGE;
 
     if ( style & wxLC_AUTOARRANGE )
         wstyle |= LVS_AUTOARRANGE;
 

-    // Apparently, no such style (documentation wrong?)
-    /*
-       if ( style & wxLC_BUTTON )
-       wstyle |= LVS_BUTTON;
-     */
-

     if ( style & wxLC_NO_SORT_HEADER )
         wstyle |= LVS_NOSORTHEADER;
 
     if ( style & wxLC_NO_SORT_HEADER )
         wstyle |= LVS_NOSORTHEADER;
 


@@ -435,6 +450,11 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const
         wstyle |= LVS_SORTDESCENDING;
     }
 
         wstyle |= LVS_SORTDESCENDING;
     }
 

+    if ( style & wxLC_VIRTUAL )
+    {
+        wstyle |= LVS_OWNERDATA;
+    }
+

     return wstyle;
 }
 
     return wstyle;
 }
 


@@ -641,31 +661,40 @@ bool wxListCtrl::SetItem(wxListItem& info)
     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
 
     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
 

-    // check whether it has any custom attributes
-    if ( info.HasAttributes() )
+    item.cchTextMax = 0;
+    if ( !ListView_SetItem(GetHwnd(), &item) )

     {
     {

+        wxLogDebug(_T("ListView_SetItem() failed"));

 
 

-        wxListItemAttr *attr;
-        attr = (wxListItemAttr*) m_attrs.Get(item.iItem);
+        return FALSE;
+    }

 
 

-        if (attr == NULL)
+    // we need to update the item immediately to show the new image
+    bool updateNow = (info.m_mask & wxLIST_MASK_IMAGE) != 0;

 
 

-            m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes()));
+    // check whether it has any custom attributes
+    if ( info.HasAttributes() )
+    {
+        wxListItemAttr *attr = (wxListItemAttr *)m_attrs.Get(item.iItem);

 
 

-        else *attr = *info.GetAttributes();
+        if ( attr == NULL )
+            m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes()));
+        else
+            *attr = *info.GetAttributes();

 
         m_hasAnyAttr = TRUE;
 
         m_hasAnyAttr = TRUE;

+
+        // if the colour has changed, we must redraw the item
+        updateNow = TRUE;

     }
 
     }
 

-    item.cchTextMax = 0;
-    bool ok = ListView_SetItem(GetHwnd(), &item) != 0;
-    if ( ok && (info.m_mask & wxLIST_MASK_IMAGE) )
+    if ( updateNow )

     {
     {

-        // make the change visible
+        // we need this to make the change visible right now

         ListView_Update(GetHwnd(), item.iItem);
     }
 
         ListView_Update(GetHwnd(), item.iItem);
     }
 

-    return ok;
+    return TRUE;

 }
 
 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)
 }
 
 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)


@@ -713,7 +742,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask)
 }
 
 // Sets the item image
 }
 
 // Sets the item image

-bool wxListCtrl::SetItemImage(long item, int image, int selImage)
+bool wxListCtrl::SetItemImage(long item, int image, int WXUNUSED(selImage))

 {
     wxListItem info;
 
 {
     wxListItem info;
 


@@ -1023,6 +1052,8 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 {
     wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) );
 
 {
     wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) );
 

+    // VS: ListView_EditLabel requires that the list has focus.  
+    SetFocus();

     HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item);
 
     if (m_textCtrl)
     HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item);
 
     if (m_textCtrl)


@@ -1041,7 +1072,7 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 }
 
 // End label editing, optionally cancelling the edit
 }
 
 // End label editing, optionally cancelling the edit

-bool wxListCtrl::EndEditLabel(bool cancel)
+bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel))

 {
     wxFAIL;
 
 {
     wxFAIL;
 


@@ -1081,8 +1112,10 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
 
     // ListView_FindItem() excludes the first item from search and to look
     // through all the items you need to start from -1 which is unnatural and
 
     // ListView_FindItem() excludes the first item from search and to look
     // through all the items you need to start from -1 which is unnatural and

-    // inconsitent with the generic version - so we adjust the index
-    return ListView_FindItem(GetHwnd(), (int) start - 1, &findInfo);
+    // inconsistent with the generic version - so we adjust the index
+    if (start != -1)
+        start --;
+    return ListView_FindItem(GetHwnd(), (int) start, &findInfo);

 }
 
 // Find an item whose data matches this data, starting from the item after 'start'
 }
 
 // Find an item whose data matches this data, starting from the item after 'start'


@@ -1155,6 +1188,8 @@ long wxListCtrl::HitTest(const wxPoint& point, int& flags)
 // -1 otherwise.
 long wxListCtrl::InsertItem(wxListItem& info)
 {
 // -1 otherwise.
 long wxListCtrl::InsertItem(wxListItem& info)
 {

+    wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual controls") );
+

     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
 
     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
 


@@ -1418,24 +1453,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             }
             break;
 
             }
             break;
 

-        case LVN_GETDISPINFO:
-                // this provokes stack overflow: indeed, wxConvertFromMSWListItem()
-                // sends us WM_NOTIFY! As it doesn't do anything for now, just leave
-                // it out.
-#if 0
-            {
-                // TODO: some text buffering here, I think
-                // TODO: API for getting Windows to retrieve values
-                // on demand.
-                eventType = wxEVT_COMMAND_LIST_GET_INFO;
-                LV_DISPINFO *info = (LV_DISPINFO *)lParam;
-                wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
-                break;
-            }
-#endif // 0
-                return FALSE;
-
-

         case LVN_INSERTITEM:
             eventType = wxEVT_COMMAND_LIST_INSERT_ITEM;
             event.m_itemIndex = nmLV->iItem;
         case LVN_INSERTITEM:
             eventType = wxEVT_COMMAND_LIST_INSERT_ITEM;
             event.m_itemIndex = nmLV->iItem;


@@ -1470,10 +1487,13 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                                          wxLIST_NEXT_ALL,
                                          wxLIST_STATE_SELECTED);
 
                                          wxLIST_NEXT_ALL,
                                          wxLIST_STATE_SELECTED);
 

-                // <Enter> or <Space> activate the selected item if any
-                if ( lItem != -1 && (wVKey == VK_RETURN || wVKey == VK_SPACE) )
+                // <Enter> or <Space> activate the selected item if any (but
+                // not with Shift and/or Ctrl as then they have a predefined
+                // meaning for the list view)
+                if ( lItem != -1 &&
+                     (wVKey == VK_RETURN || wVKey == VK_SPACE) &&
+                     !(wxIsShiftDown() || wxIsCtrlDown()) )

                 {
                 {

-                    // TODO this behaviour probably should be optional

                     eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
                     event.m_itemIndex = lItem;
                 }
                     eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
                     event.m_itemIndex = lItem;
                 }


@@ -1645,9 +1665,37 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                         return TRUE;
                 }
             }
                         return TRUE;
                 }
             }

-            break;
+//            break; // can never be reached

 #endif // _WIN32_IE >= 0x300
 
 #endif // _WIN32_IE >= 0x300
 

+        case LVN_GETDISPINFO:
+            if ( IsVirtual() )
+            {
+                LV_DISPINFO *info = (LV_DISPINFO *)lParam;
+
+                LV_ITEM& lvi = info->item;
+                long item = lvi.iItem;
+
+                if ( lvi.mask & LVIF_TEXT )
+                {
+                    wxString text = OnGetItemText(item, lvi.iSubItem);
+                    wxStrncpy(lvi.pszText, text, lvi.cchTextMax);
+                }
+
+                if ( lvi.mask & LVIF_IMAGE )
+                {
+                    lvi.iImage = OnGetItemImage(item);
+                }
+
+                // a little dose of healthy paranoia: as we never use
+                // LVM_SETCALLBACKMASK we're not supposed to get these ones
+                wxASSERT_MSG( !(lvi.mask & LVIF_STATE),
+                              _T("we don't support state callbacks yet!") );
+
+                return TRUE;
+            }
+            // fall through
+

         default:
             return wxControl::MSWOnNotify(idCtrl, lParam, result);
     }
         default:
             return wxControl::MSWOnNotify(idCtrl, lParam, result);
     }


@@ -1674,20 +1722,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 
             return TRUE;
 
 
             return TRUE;
 

-        case LVN_GETDISPINFO:
-            {
-                LV_DISPINFO *info = (LV_DISPINFO *)lParam;
-                if ( info->item.mask & LVIF_TEXT )
-                {
-                    if ( !event.m_item.m_text.IsNull() )
-                    {
-                        info->item.pszText = AddPool(event.m_item.m_text);
-                        info->item.cchTextMax = wxStrlen(info->item.pszText) + 1;
-                    }
-                }
-                //    wxConvertToMSWListItem(this, event.m_item, info->item);
-                break;
-            }

         case LVN_ENDLABELEDIT:
             {
                 *result = event.IsAllowed();
         case LVN_ENDLABELEDIT:
             {
                 *result = event.IsAllowed();


@@ -1700,19 +1734,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     return TRUE;
 }
 
     return TRUE;
 }
 

-wxChar *wxListCtrl::AddPool(const wxString& str)
-{
-    // Remove the first element if 3 strings exist
-    if ( m_stringPool.Number() == 3 )
-    {
-        wxNode *node = m_stringPool.First();
-        delete[] (char *)node->Data();
-        delete node;
-    }
-    wxNode *node = m_stringPool.Add(WXSTRINGCAST str);
-    return (wxChar *)node->Data();
-}
-

 // Necessary for drawing hrules and vrules, if specified
 void wxListCtrl::OnPaint(wxPaintEvent& event)
 {
 // Necessary for drawing hrules and vrules, if specified
 void wxListCtrl::OnPaint(wxPaintEvent& event)
 {


@@ -1749,13 +1770,12 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
             if (i != 0) // Don't draw the first one
             {
                 dc.DrawLine(0, cy, clientSize.x, cy);
             if (i != 0) // Don't draw the first one
             {
                 dc.DrawLine(0, cy, clientSize.x, cy);

-
-                // Draw last line
-                if (i == (GetItemCount() - 1))
-                {
-                    cy = itemRect.GetBottom();
-                    dc.DrawLine(0, cy, clientSize.x, cy);
-                }
+            }
+            // Draw last line
+            if (i == (GetItemCount() - 1))
+            {
+                cy = itemRect.GetBottom();
+                dc.DrawLine(0, cy, clientSize.x, cy);

             }
         }
     }
             }
         }
     }


@@ -1779,6 +1799,37 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
     }
 }
 
     }
 }
 

+// ----------------------------------------------------------------------------
+// virtual list controls
+// ----------------------------------------------------------------------------
+
+wxString wxListCtrl::OnGetItemText(long item, long col) const
+{
+    // this is a pure virtual function, in fact - which is not really pure
+    // because the controls which are not virtual don't need to implement it
+    wxFAIL_MSG( _T("not supposed to be called") );
+
+    return wxEmptyString;
+}
+
+int wxListCtrl::OnGetItemImage(long item) const
+{
+    // same as above
+    wxFAIL_MSG( _T("not supposed to be called") );
+
+    return -1;
+}
+
+void wxListCtrl::SetItemCount(long count)
+{
+    wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
+
+    if ( !::SendMessage(GetHwnd(), LVM_SETITEMCOUNT, (WPARAM)count, 0) )
+    {
+        wxLogLastError(_T("ListView_SetItemCount"));
+    }
+}
+

 // ----------------------------------------------------------------------------
 // wxListItem
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxListItem
 // ----------------------------------------------------------------------------


@@ -1823,7 +1874,7 @@ void wxListItem::ClearAttributes()
     m_attr = NULL;
 }
 
     m_attr = NULL;
 }
 

-static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo)
+static void wxConvertFromMSWListItem(const wxListCtrl *WXUNUSED(ctrl), wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo)

 {
     info.m_data = lvItem.lParam;
     info.m_mask = 0;
 {
     info.m_data = lvItem.lParam;
     info.m_mask = 0;


@@ -1954,7 +2005,8 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_
         }
         else
         {
         }
         else
         {

-            lvItem.pszText = WXSTRINGCAST info.m_text;
+            // pszText is not const, hence the cast
+            lvItem.pszText = (wxChar *)info.m_text.c_str();

             if ( lvItem.pszText )
                 lvItem.cchTextMax = info.m_text.Length();
             else
             if ( lvItem.pszText )
                 lvItem.cchTextMax = info.m_text.Length();
             else


@@ -1983,5 +2035,4 @@ wxListEvent::wxListEvent(wxEventType commandType, int id)
     m_cancelled = FALSE;
 }
 
     m_cancelled = FALSE;
 }
 

-#endif // __WIN95__
-
+#endif // wxUSE_LISTCTRL