Fix broken and missing DataView interface items for Phoenix

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

diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp
index 716fbcaab1b8fd1941205500cd0c18fa32491913..abfdf8db8917d93da59b028587687e8341cefbbb 100644 (file)
--- a/src/msw/listctrl.cpp
+++ b/src/msw/listctrl.cpp
@@ -226,8 +226,9 @@ public:
     wxDECLARE_NO_COPY_CLASS(wxMSWListItemData);
 };
 
     wxDECLARE_NO_COPY_CLASS(wxMSWListItemData);
 };
 

-BEGIN_EVENT_TABLE(wxListCtrl, wxControl)
+BEGIN_EVENT_TABLE(wxListCtrl, wxListCtrlBase)

     EVT_PAINT(wxListCtrl::OnPaint)
     EVT_PAINT(wxListCtrl::OnPaint)

+    EVT_CHAR_HOOK(wxListCtrl::OnCharHook)

 END_EVENT_TABLE()
 
 // ============================================================================
 END_EVENT_TABLE()
 
 // ============================================================================


@@ -308,7 +309,7 @@ void wxListCtrl::MSWSetExListStyles()
 
 WXDWORD wxListCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
 {
 
 WXDWORD wxListCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
 {

-    WXDWORD wstyle = wxControl::MSWGetStyle(style, exstyle);
+    WXDWORD wstyle = wxListCtrlBase::MSWGetStyle(style, exstyle);

 
     wstyle |= LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;
 
 
     wstyle |= LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;
 


@@ -477,7 +478,7 @@ void wxListCtrl::SetWindowStyleFlag(long flag)
 {
     if ( flag != m_windowStyle )
     {
 {
     if ( flag != m_windowStyle )
     {

-        wxControl::SetWindowStyleFlag(flag);
+        wxListCtrlBase::SetWindowStyleFlag(flag);

 
         UpdateStyle();
 
 
         UpdateStyle();
 


@@ -1332,6 +1333,29 @@ void wxListCtrl::AssignImageList(wxImageList *imageList, int which)
         m_ownsImageListState = true;
 }
 
         m_ownsImageListState = true;
 }
 

+// ----------------------------------------------------------------------------
+// Geometry
+// ----------------------------------------------------------------------------
+
+wxSize wxListCtrl::MSWGetBestViewRect(int x, int y) const
+{
+    const DWORD rc = ListView_ApproximateViewRect(GetHwnd(), x, y, -1);
+
+    wxSize size(LOWORD(rc), HIWORD(rc));
+
+    // We have to add space for the scrollbars ourselves, they're not taken
+    // into account by ListView_ApproximateViewRect(), at least not with
+    // commctrl32.dll v6.
+    const DWORD mswStyle = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+
+    if ( mswStyle & WS_HSCROLL )
+        size.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
+    if ( mswStyle & WS_VSCROLL )
+        size.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
+
+    return size;
+}
+

 // ----------------------------------------------------------------------------
 // Operations
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Operations
 // ----------------------------------------------------------------------------


@@ -1451,7 +1475,7 @@ void wxListCtrl::InitEditControl(WXHWND hWnd)
 
 wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 {
 
 wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 {

-    wxCHECK_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)), NULL,
+    wxCHECK_MSG( textControlClass->IsKindOf(wxCLASSINFO(wxTextCtrl)), NULL,

                   "control used for label editing must be a wxTextCtrl" );
 
     // ListView_EditLabel requires that the list has focus.
                   "control used for label editing must be a wxTextCtrl" );
 
     // ListView_EditLabel requires that the list has focus.


@@ -1490,21 +1514,15 @@ bool wxListCtrl::EndEditLabel(bool cancel)
     if ( !hwnd )
         return false;
 
     if ( !hwnd )
         return false;
 

-    // Newer versions of Windows have a special message for cancelling editing,
-    // use it if available.
-#ifdef ListView_CancelEditLabel
-    if ( cancel && (wxApp::GetComCtl32Version() >= 600) )
-    {
-        ListView_CancelEditLabel(GetHwnd());
-    }
-    else
-#endif // ListView_CancelEditLabel
-    {
-        // We shouldn't destroy the control ourselves according to MSDN, which
-        // proposes WM_CANCELMODE to do this, but it doesn't seem to work so
-        // emulate the corresponding user action instead.
-        ::SendMessage(hwnd, WM_KEYDOWN, cancel ? VK_ESCAPE : VK_RETURN, 0);
-    }
+    // Newer versions of Windows have a special ListView_CancelEditLabel()
+    // message for cancelling editing but it, rather counter-intuitively, keeps
+    // the last text entered in the dialog while cancelling as we do it below
+    // restores the original text which is the more expected behaviour.
+
+    // We shouldn't destroy the control ourselves according to MSDN, which
+    // proposes WM_CANCELMODE to do this, but it doesn't seem to work so
+    // emulate the corresponding user action instead.
+    ::SendMessage(hwnd, WM_KEYDOWN, cancel ? VK_ESCAPE : VK_RETURN, 0);

 
     return true;
 }
 
     return true;
 }


@@ -1524,7 +1542,7 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
     findInfo.flags = LVFI_STRING;
     if ( partial )
         findInfo.flags |= LVFI_PARTIAL;
     findInfo.flags = LVFI_STRING;
     if ( partial )
         findInfo.flags |= LVFI_PARTIAL;

-    findInfo.psz = str.wx_str();
+    findInfo.psz = str.t_str();

 
     // 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


@@ -1661,6 +1679,12 @@ long wxListCtrl::InsertItem(const wxListItem& info)
 {
     wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual controls") );
 
 {
     wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual controls") );
 

+    // In 2.8 it was possible to succeed inserting an item without initializing
+    // its ID as it defaulted to 0. This was however never supported and in 2.9
+    // the ID is -1 by default and inserting it simply fails, but it might be
+    // not obvious why does it happen, so check it proactively.
+    wxASSERT_MSG( info.m_itemId != -1, wxS("Item ID must be set.") );
+

     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
     item.mask &= ~LVIF_PARAM;
     LV_ITEM item;
     wxConvertToMSWListItem(this, info, item);
     item.mask &= ~LVIF_PARAM;


@@ -1735,12 +1759,19 @@ long wxListCtrl::InsertItem(long index, const wxString& label, int imageIndex)
 }
 
 // For list view mode (only), inserts a column.
 }
 
 // For list view mode (only), inserts a column.

-long wxListCtrl::InsertColumn(long col, const wxListItem& item)
+long wxListCtrl::DoInsertColumn(long col, const wxListItem& item)

 {
     LV_COLUMN lvCol;
     wxConvertToMSWListCol(GetHwnd(), col, item, lvCol);
 
 {
     LV_COLUMN lvCol;
     wxConvertToMSWListCol(GetHwnd(), col, item, lvCol);
 

-    if ( !(lvCol.mask & LVCF_WIDTH) )
+    // LVSCW_AUTOSIZE_USEHEADER is not supported when inserting new column,
+    // we'll deal with it below instead. Plain LVSCW_AUTOSIZE is not supported
+    // neither but it doesn't need any special handling as we use fixed value
+    // for it here, both because we can't do anything else (there are no items
+    // with values in this column to compute the size from yet) and for
+    // compatibility as wxLIST_AUTOSIZE == -1 and -1 as InsertColumn() width
+    // parameter used to mean "arbitrary fixed width".
+    if ( !(lvCol.mask & LVCF_WIDTH) || lvCol.cx < 0 )

     {
         // always give some width to the new column: this one is compatible
         // with the generic version
     {
         // always give some width to the new column: this one is compatible
         // with the generic version


@@ -1749,35 +1780,23 @@ long wxListCtrl::InsertColumn(long col, const wxListItem& item)
     }
 
     long n = ListView_InsertColumn(GetHwnd(), col, &lvCol);
     }
 
     long n = ListView_InsertColumn(GetHwnd(), col, &lvCol);

-    if ( n != -1 )
-    {
-        m_colCount++;
-    }
-    else // failed to insert?
+    if ( n == -1 )

     {
         wxLogDebug(wxT("Failed to insert the column '%s' into listview!"),
                    lvCol.pszText);
     {
         wxLogDebug(wxT("Failed to insert the column '%s' into listview!"),
                    lvCol.pszText);

+        return -1;

     }
 
     }
 

-    return n;
-}
+    m_colCount++;

 
 

-long wxListCtrl::InsertColumn(long col,
-                              const wxString& heading,
-                              int format,
-                              int width)
-{
-    wxListItem item;
-    item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
-    item.m_text = heading;
-    if ( width > -1 )
+    // Now adjust the new column size.
+    if ( (item.GetMask() & wxLIST_MASK_WIDTH) &&
+            (item.GetWidth() == wxLIST_AUTOSIZE_USEHEADER) )

     {
     {

-        item.m_mask |= wxLIST_MASK_WIDTH;
-        item.m_width = width;
+        SetColumnWidth(n, wxLIST_AUTOSIZE_USEHEADER);

     }
     }

-    item.m_format = format;

 
 

-    return InsertColumn(col, item);
+    return n;

 }
 
 // scroll the control by the given number of pixels (exception: in list view,
 }
 
 // scroll the control by the given number of pixels (exception: in list view,


@@ -1867,7 +1886,7 @@ bool wxListCtrl::MSWShouldPreProcessMessage(WXMSG* msg)
             return false;
         }
     }
             return false;
         }
     }

-    return wxControl::MSWShouldPreProcessMessage(msg);
+    return wxListCtrlBase::MSWShouldPreProcessMessage(msg);

 }
 
 bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id_)
 }
 
 bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id_)


@@ -2052,7 +2071,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
         }
 
         if ( ignore )
         }
 
         if ( ignore )

-            return wxControl::MSWOnNotify(idCtrl, lParam, result);
+            return wxListCtrlBase::MSWOnNotify(idCtrl, lParam, result);

     }
     else
 #endif // defined(HDN_BEGINTRACKA)
     }
     else
 #endif // defined(HDN_BEGINTRACKA)


@@ -2280,7 +2299,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             case NM_DBLCLK:
                 // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do
                 // anything else
             case NM_DBLCLK:
                 // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do
                 // anything else

-                if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
+                if ( wxListCtrlBase::MSWOnNotify(idCtrl, lParam, result) )

                 {
                     return true;
                 }
                 {
                     return true;
                 }


@@ -2305,7 +2324,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             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

-                if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
+                if ( wxListCtrlBase::MSWOnNotify(idCtrl, lParam, result) )

                 {
                     return true;
                 }
                 {
                     return true;
                 }


@@ -2518,7 +2537,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
         }
 
         if ( !processed )
         }
 
         if ( !processed )

-            return wxControl::MSWOnNotify(idCtrl, lParam, result);
+            return wxListCtrlBase::MSWOnNotify(idCtrl, lParam, result);

     }
     else
     {
     }
     else
     {


@@ -2533,7 +2552,11 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 
     // fill in the item before passing it to the event handler if we do have a
     // valid item index and haven't filled it yet (e.g. for LVN_ITEMCHANGED)
 
     // fill in the item before passing it to the event handler if we do have a
     // valid item index and haven't filled it yet (e.g. for LVN_ITEMCHANGED)

-    if ( event.m_itemIndex != -1 && !event.m_item.GetMask() )
+    // and we're not using a virtual control as in this case the program
+    // already has the data anyhow and we don't want to call GetItem() for
+    // potentially many items
+    if ( event.m_itemIndex != -1 && !event.m_item.GetMask()
+            && !IsVirtual() )

     {
         wxListItem& item = event.m_item;
 
     {
         wxListItem& item = event.m_item;
 


@@ -2638,10 +2661,21 @@ bool HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont, int colCount)
     SelectInHDC selFont(hdc, hfont);
 
     // get the rectangle to paint
     SelectInHDC selFont(hdc, hfont);
 
     // get the rectangle to paint

-    int subitem = colCount ? col + 1 : col;

     RECT rc;
     RECT rc;

-    wxGetListCtrlSubItemRect(hwndList, item, subitem, LVIR_BOUNDS, rc);
-    rc.left += 6;
+    wxGetListCtrlSubItemRect(hwndList, item, col, LVIR_BOUNDS, rc);
+    if ( !col && colCount > 1 )
+    {
+        // ListView_GetSubItemRect() returns the entire item rect for 0th
+        // subitem while we really need just the part for this column
+        RECT rc2;
+        wxGetListCtrlSubItemRect(hwndList, item, 1, LVIR_BOUNDS, rc2);
+        rc.right = rc2.left;
+        rc.left += 4;
+    }
+    else // not first subitem
+    {
+        rc.left += 6;
+    }

 
     // get the image and text to draw
     wxChar text[512];
 
     // get the image and text to draw
     wxChar text[512];


@@ -2904,7 +2938,7 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
 
     wxPaintDC dc(this);
 
 
     wxPaintDC dc(this);
 

-    wxControl::OnPaint(event);
+    wxListCtrlBase::OnPaint(event);

 
     // Reset the device origin since it may have been set
     dc.SetDeviceOrigin(0, 0);
 
     // Reset the device origin since it may have been set
     dc.SetDeviceOrigin(0, 0);


@@ -2979,6 +3013,27 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
     }
 }
 
     }
 }
 

+void wxListCtrl::OnCharHook(wxKeyEvent& event)
+{
+    if ( GetEditControl() )
+    {
+        // We need to ensure that Escape is not stolen from the in-place editor
+        // by the containing dialog.
+        //
+        // Notice that we don't have to care about Enter key here as we return
+        // false from MSWShouldPreProcessMessage() for it.
+        if ( event.GetKeyCode() == WXK_ESCAPE )
+        {
+            EndEditLabel(true /* cancel */);
+
+            // Don't call Skip() below.
+            return;
+        }
+    }
+
+    event.Skip();
+}
+

 WXLRESULT
 wxListCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 {
 WXLRESULT
 wxListCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 {


@@ -3002,7 +3057,7 @@ wxListCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
             //else: break
     }
 
             //else: break
     }
 

-    return wxControl::MSWWindowProc(nMsg, wParam, lParam);
+    return wxListCtrlBase::MSWWindowProc(nMsg, wParam, lParam);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -3235,7 +3290,7 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl,
         else
         {
             // pszText is not const, hence the cast
         else
         {
             // pszText is not const, hence the cast

-            lvItem.pszText = (wxChar *)info.m_text.wx_str();
+            lvItem.pszText = wxMSW_CONV_LPTSTR(info.m_text);

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


@@ -3256,7 +3311,7 @@ static void wxConvertToMSWListCol(HWND hwndList,
     if ( item.m_mask & wxLIST_MASK_TEXT )
     {
         lvCol.mask |= LVCF_TEXT;
     if ( item.m_mask & wxLIST_MASK_TEXT )
     {
         lvCol.mask |= LVCF_TEXT;

-        lvCol.pszText = (wxChar *)item.m_text.wx_str(); // cast is safe
+        lvCol.pszText = wxMSW_CONV_LPTSTR(item.m_text);

     }
 
     if ( item.m_mask & wxLIST_MASK_FORMAT )
     }
 
     if ( item.m_mask & wxLIST_MASK_FORMAT )