fixes for compilation with wxUSE_PALETTE=0

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

diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp
index c527a6f0d387454d4ee9c8f77f168e48f9d382fb..be0e6c5bacb2f592c436a24f079283ae96f06893 100644 (file)
--- a/src/msw/listctrl.cpp
+++ b/src/msw/listctrl.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        listctrl.cpp
+// Name:        src/msw/listctrl.cpp

 // Purpose:     wxListCtrl
 // Author:      Julian Smart
 // Modified by:
 // Purpose:     wxListCtrl
 // Author:      Julian Smart
 // Modified by:


@@ -153,12 +153,15 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_END_DRAG)
 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)
 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)

+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_FOCUSED)

 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
 
 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
 
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
 
 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
 

+IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
+

 BEGIN_EVENT_TABLE(wxListCtrl, wxControl)
     EVT_PAINT(wxListCtrl::OnPaint)
 END_EVENT_TABLE()
 BEGIN_EVENT_TABLE(wxListCtrl, wxControl)
     EVT_PAINT(wxListCtrl::OnPaint)
 END_EVENT_TABLE()


@@ -167,41 +170,6 @@ END_EVENT_TABLE()
 // implementation
 // ============================================================================
 
 // implementation
 // ============================================================================
 

-// ----------------------------------------------------------------------------
-// wxListEvent
-// ----------------------------------------------------------------------------
-
-void wxListEvent::CopyObject(wxObject& object_dest) const
-{
-    wxListEvent *obj = (wxListEvent *)&object_dest;
-
-    wxNotifyEvent::CopyObject(object_dest);
-
-    obj->m_code = m_code;
-    obj->m_itemIndex = m_itemIndex;
-    obj->m_oldItemIndex = m_oldItemIndex;
-    obj->m_col = m_col;
-    obj->m_cancelled = m_cancelled;
-    obj->m_pointDrag = m_pointDrag;
-    obj->m_item.m_mask = m_item.m_mask;
-    obj->m_item.m_itemId = m_item.m_itemId;
-    obj->m_item.m_col = m_item.m_col;
-    obj->m_item.m_state = m_item.m_state;
-    obj->m_item.m_stateMask = m_item.m_stateMask;
-    obj->m_item.m_text = m_item.m_text;
-    obj->m_item.m_image = m_item.m_image;
-    obj->m_item.m_data = m_item.m_data;
-    obj->m_item.m_format = m_item.m_format;
-    obj->m_item.m_width = m_item.m_width;
-
-    if ( m_item.HasAttributes() )
-    {
-        obj->m_item.SetTextColour(m_item.GetTextColour());
-        obj->m_item.SetBackgroundColour(m_item.GetBackgroundColour());
-        obj->m_item.SetFont(m_item.GetFont());
-    }
-}
-

 // ----------------------------------------------------------------------------
 // wxListCtrl construction
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxListCtrl construction
 // ----------------------------------------------------------------------------


@@ -701,12 +669,17 @@ bool wxListCtrl::SetItem(wxListItem& info)
     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
 
     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
 

-    item.cchTextMax = 0;
-    if ( !ListView_SetItem(GetHwnd(), &item) )
+    // we could be changing only the attribute in which case we don't need to
+    // call ListView_SetItem() at all
+    if ( item.mask )

     {
     {

-        wxLogDebug(_T("ListView_SetItem() failed"));
+        item.cchTextMax = 0;
+        if ( !ListView_SetItem(GetHwnd(), &item) )
+        {
+            wxLogDebug(_T("ListView_SetItem() failed"));

 
 

-        return FALSE;
+            return FALSE;
+        }

     }
 
     // we need to update the item immediately to show the new image
     }
 
     // we need to update the item immediately to show the new image


@@ -731,7 +704,7 @@ bool wxListCtrl::SetItem(wxListItem& info)
     if ( updateNow )
     {
         // we need this to make the change visible right now
     if ( updateNow )
     {
         // we need this to make the change visible right now

-        ListView_Update(GetHwnd(), item.iItem);
+        RefreshItem(item.iItem);

     }
 
     return TRUE;
     }
 
     return TRUE;


@@ -778,6 +751,22 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask)
 
     wxConvertToMSWFlags(state, stateMask, lvItem);
 
 
     wxConvertToMSWFlags(state, stateMask, lvItem);
 

+    // for the virtual list controls we need to refresh the previously focused
+    // item manually when changing focus without changing selection
+    // programmatically because otherwise it keeps its focus rectangle until
+    // next repaint (yet another comctl32 bug)
+    long focusOld;
+    if ( IsVirtual() &&
+         (stateMask & wxLIST_STATE_FOCUSED) &&
+         (state & wxLIST_STATE_FOCUSED) )
+    {
+        focusOld = GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_FOCUSED);
+    }
+    else
+    {
+        focusOld = -1;
+    }
+

     if ( !::SendMessage(GetHwnd(), LVM_SETITEMSTATE,
                         (WPARAM)item, (LPARAM)&lvItem) )
     {
     if ( !::SendMessage(GetHwnd(), LVM_SETITEMSTATE,
                         (WPARAM)item, (LPARAM)&lvItem) )
     {


@@ -786,6 +775,17 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask)
         return FALSE;
     }
 
         return FALSE;
     }
 

+    if ( focusOld != -1 )
+    {
+        // no need to refresh the item if it was previously selected, it would
+        // only result in annoying flicker
+        if ( !(GetItemState(focusOld,
+                            wxLIST_STATE_SELECTED) & wxLIST_STATE_SELECTED) )
+        {
+            RefreshItem(focusOld);
+        }
+    }
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -854,26 +854,33 @@ bool wxListCtrl::SetItemData(long item, long data)
 // 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
 {

-    RECT rect2;
+    RECT rectWin;

 
 

-    int code2 = LVIR_BOUNDS;
+    int codeWin;

     if ( code == wxLIST_RECT_BOUNDS )
     if ( code == wxLIST_RECT_BOUNDS )

-        code2 = LVIR_BOUNDS;
+        codeWin = LVIR_BOUNDS;

     else if ( code == wxLIST_RECT_ICON )
     else if ( code == wxLIST_RECT_ICON )

-        code2 = LVIR_ICON;
+        codeWin = LVIR_ICON;

     else if ( code == wxLIST_RECT_LABEL )
     else if ( code == wxLIST_RECT_LABEL )

-        code2 = LVIR_LABEL;
+        codeWin = LVIR_LABEL;
+    else
+    {
+        wxFAIL_MSG( _T("incorrect code in GetItemRect()") );
+
+        codeWin = LVIR_BOUNDS;
+    }

 
 #ifdef __WXWINE__
 
 #ifdef __WXWINE__

-    bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2 ) != 0);
+    bool success = ListView_GetItemRect(GetHwnd(), (int) item, &rectWin ) != 0;

 #else
 #else

-    bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2, code2) != 0);
+    bool success = ListView_GetItemRect(GetHwnd(), (int) item, &rectWin, codeWin) != 0;

 #endif
 
 #endif
 

-    rect.x = rect2.left;
-    rect.y = rect2.top;
-    rect.width = rect2.right - rect2.left;
-    rect.height = rect2.bottom - rect2.top;
+    rect.x = rectWin.left;
+    rect.y = rectWin.top;
+    rect.width = rectWin.right - rectWin.left;
+    rect.height = rectWin.bottom - rectWin.top;
+

     return success;
 }
 
     return success;
 }
 


@@ -1485,10 +1492,17 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     // -----------------
 
     wxListEvent event(wxEVT_NULL, m_windowId);
     // -----------------
 
     wxListEvent event(wxEVT_NULL, m_windowId);

+    event.SetEventObject(this);
+

     wxEventType eventType = wxEVT_NULL;
 
     NMHDR *nmhdr = (NMHDR *)lParam;
 
     wxEventType eventType = wxEVT_NULL;
 
     NMHDR *nmhdr = (NMHDR *)lParam;
 

+    // if your compiler is as broken as this, you should really change it: this
+    // code is needed for normal operation! #ifdef below is only useful for
+    // automatic rebuilds which are done with a very old compiler version
+#ifdef LVM_FIRST
+

     // check for messages from the header (in report view)
     HWND hwndHdr = ListView_GetHeader(GetHwnd());
 
     // check for messages from the header (in report view)
     HWND hwndHdr = ListView_GetHeader(GetHwnd());
 


@@ -1570,7 +1584,9 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 return wxControl::MSWOnNotify(idCtrl, lParam, result);
         }
     }
                 return wxControl::MSWOnNotify(idCtrl, lParam, result);
         }
     }

-    else if ( nmhdr->hwndFrom == GetHwnd() )
+    else
+#endif // defined(LVM_FIRST)
+        if ( nmhdr->hwndFrom == GetHwnd() )

     {
         // almost all messages use NM_LISTVIEW
         NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr;
     {
         // almost all messages use NM_LISTVIEW
         NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr;


@@ -1654,22 +1670,52 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 break;
 
             case LVN_ITEMCHANGED:
                 break;
 
             case LVN_ITEMCHANGED:

-                // This needs to be sent to wxListCtrl as a rather more concrete
-                // event. For now, just detect a selection or deselection.
-                if ( (nmLV->uNewState & LVIS_SELECTED) && !(nmLV->uOldState & LVIS_SELECTED) )
-                {
-                    eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED;
-                    event.m_itemIndex = nmLV->iItem;
-                }
-                else if ( !(nmLV->uNewState & LVIS_SELECTED) && (nmLV->uOldState & LVIS_SELECTED) )
+                // we translate this catch all message into more interesting
+                // (and more easy to process) wxWindows events
+
+                // first of all, we deal with the state change events only
+                if ( nmLV->uChanged & LVIF_STATE )

                 {
                 {

-                    eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED;
-                    event.m_itemIndex = nmLV->iItem;
+                    // temp vars for readability
+                    const UINT stOld = nmLV->uOldState;
+                    const UINT stNew = nmLV->uNewState;
+
+                    // has the focus changed?
+                    if ( !(stOld & LVIS_FOCUSED) && (stNew & LVIS_FOCUSED) )
+                    {
+                        eventType = wxEVT_COMMAND_LIST_ITEM_FOCUSED;
+                        event.m_itemIndex = nmLV->iItem;
+                    }
+
+                    if ( (stNew & LVIS_SELECTED) != (stOld & LVIS_SELECTED) )
+                    {
+                        if ( eventType != wxEVT_NULL )
+                        {
+                            // focus and selection have both changed: send the
+                            // focus event from here and the selection one
+                            // below
+                            event.SetEventType(eventType);
+                            (void)GetEventHandler()->ProcessEvent(event);
+                        }
+                        else // no focus event to send
+                        {
+                            // then need to set m_itemIndex as it wasn't done
+                            // above
+                            event.m_itemIndex = nmLV->iItem;
+                        }
+
+                        eventType = stNew & LVIS_SELECTED
+                                        ? wxEVT_COMMAND_LIST_ITEM_SELECTED
+                                        : wxEVT_COMMAND_LIST_ITEM_DESELECTED;
+                    }

                 }
                 }

-                else
+
+                if ( eventType == wxEVT_NULL )

                 {
                 {

+                    // not an interesting event for us

                     return FALSE;
                 }
                     return FALSE;
                 }

+

                 break;
 
             case LVN_KEYDOWN:
                 break;
 
             case LVN_KEYDOWN:


@@ -1694,7 +1740,11 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                     else
                     {
                         eventType = wxEVT_COMMAND_LIST_KEY_DOWN;
                     else
                     {
                         eventType = wxEVT_COMMAND_LIST_KEY_DOWN;

-                        event.m_code = wxCharCodeMSWToWX(wVKey);
+
+                        // wxCharCodeMSWToWX() returns 0 if the key is an ASCII
+                        // value which should be used as is
+                        int code = wxCharCodeMSWToWX(wVKey);
+                        event.m_code = code ? code : wVKey;

                     }
 
                     event.m_itemIndex =
                     }
 
                     event.m_itemIndex =


@@ -1833,7 +1883,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     // process the event
     // -----------------
 
     // process the event
     // -----------------
 

-    event.SetEventObject( this );

     event.SetEventType(eventType);
 
     if ( !GetEventHandler()->ProcessEvent(event) )
     event.SetEventType(eventType);
 
     if ( !GetEventHandler()->ProcessEvent(event) )


@@ -2065,10 +2114,18 @@ void wxListCtrl::SetItemCount(long count)
 
 void wxListCtrl::RefreshItem(long item)
 {
 
 void wxListCtrl::RefreshItem(long item)
 {

+    // strangely enough, ListView_Update() results in much more flicker here
+    // than a dumb Refresh() -- why?
+#if 0

     if ( !ListView_Update(GetHwnd(), item) )
     {
         wxLogLastError(_T("ListView_Update"));
     }
     if ( !ListView_Update(GetHwnd(), item) )
     {
         wxLogLastError(_T("ListView_Update"));
     }

+#else // 1
+    wxRect rect;
+    GetItemRect(item, rect);
+    RefreshRect(rect);
+#endif // 0/1

 }
 
 void wxListCtrl::RefreshItems(long itemFrom, long itemTo)
 }
 
 void wxListCtrl::RefreshItems(long itemFrom, long itemTo)


@@ -2329,20 +2386,4 @@ static void wxConvertToMSWListCol(int col, const wxListItem& item,
 #endif
 }
 
 #endif
 }
 

-// ----------------------------------------------------------------------------
-// List event
-// ----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
-
-wxListEvent::wxListEvent(wxEventType commandType, int id)
-           : wxNotifyEvent(commandType, id)
-{
-    m_code = 0;
-    m_itemIndex = 0;
-    m_oldItemIndex = 0;
-    m_col = 0;
-    m_cancelled = FALSE;
-}
-

 #endif // wxUSE_LISTCTRL
 #endif // wxUSE_LISTCTRL