don't create m_dottedPen with an invalid 0 style which results in an assert under MSW

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

diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp
index 9cd988f15dacbe5c789ac554c74b9bbfab62277a..b24838183283226dc834cf0cca3388f441774096 100644 (file)
--- a/src/msw/listctrl.cpp
+++ b/src/msw/listctrl.cpp
@@ -205,7 +205,7 @@ public:
    {
        if (attr)
            delete attr;
-   };
+   }
 
     DECLARE_NO_COPY_CLASS(wxListItemInternalData)
 };
@@ -948,7 +948,7 @@ wxUIntPtr wxListCtrl::GetItemData(long item) const
 }
 
 // Sets the item data
-bool wxListCtrl::SetItemData(long item, long data)
+bool wxListCtrl::SetItemPtrData(long item, wxUIntPtr data)
 {
     wxListItem info;
 
@@ -1424,7 +1424,7 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
     findInfo.flags = LVFI_STRING;
     if ( partial )
         findInfo.flags |= LVFI_PARTIAL;
-    findInfo.psz = str;
+    findInfo.psz = str.wx_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
@@ -1749,8 +1749,9 @@ bool wxListCtrl::MSWShouldPreProcessMessage(WXMSG* msg)
     return wxControl::MSWShouldPreProcessMessage(msg);
 }
 
-bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id)
+bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id_)
 {
+    const int id = (signed short)id_;
     if (cmd == EN_UPDATE)
     {
         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
@@ -2417,22 +2418,23 @@ static RECT GetCustomDrawnItemRect(const NMCUSTOMDRAW& nmcd)
     return rc;
 }
 
-static void HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
+static
+bool HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont, int colCount)
 {
     NMCUSTOMDRAW& nmcd = pLVCD->nmcd;
 
     HDC hdc = nmcd.hdc;
     HWND hwndList = nmcd.hdr.hwndFrom;
+    const int col = pLVCD->iSubItem;
     const DWORD item = nmcd.dwItemSpec;
 
-
     // the font must be valid, otherwise we wouldn't be painting the item at all
     SelectInHDC selFont(hdc, hfont);
 
     // get the rectangle to paint
     RECT rc;
-    ListView_GetSubItemRect(hwndList, item, pLVCD->iSubItem, LVIR_BOUNDS, &rc);
-    if ( !pLVCD->iSubItem )
+    ListView_GetSubItemRect(hwndList, item, col, LVIR_BOUNDS, &rc);
+    if ( !col && colCount > 1 )
     {
         // broken ListView_GetSubItemRect() returns the entire item rect for
         // 0th subitem while we really need just the part for this column
@@ -2453,7 +2455,7 @@ static void HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
     wxZeroMemory(it);
     it.mask = LVIF_TEXT | LVIF_IMAGE;
     it.iItem = item;
-    it.iSubItem = pLVCD->iSubItem;
+    it.iSubItem = col;
     it.pszText = text;
     it.cchTextMax = WXSIZEOF(text);
     ListView_GetItem(hwndList, &it);
@@ -2483,12 +2485,38 @@ static void HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
 
     ::SetBkMode(hdc, TRANSPARENT);
 
-    // TODO: support for centred/right aligned columns
-    ::DrawText(hdc, text, -1, &rc,
+    UINT fmt = DT_SINGLELINE |
 #ifndef __WXWINCE__
                DT_WORD_ELLIPSIS |
 #endif // __WXWINCE__
-               DT_NOPREFIX | DT_SINGLELINE | DT_VCENTER);
+               DT_NOPREFIX |
+               DT_VCENTER;
+
+    LV_COLUMN lvCol;
+    wxZeroMemory(lvCol);
+    lvCol.mask = LVCF_FMT;
+    if ( ListView_GetColumn(hwndList, col, &lvCol) )
+    {
+        switch ( lvCol.fmt & LVCFMT_JUSTIFYMASK )
+        {
+            case LVCFMT_LEFT:
+                fmt |= DT_LEFT;
+                break;
+
+            case LVCFMT_CENTER:
+                fmt |= DT_CENTER;
+                break;
+
+            case LVCFMT_RIGHT:
+                fmt |= DT_RIGHT;
+                break;
+        }
+    }
+    //else: failed to get alignment, assume it's DT_LEFT (default)
+
+    DrawText(hdc, text, -1, &rc, fmt);
+
+    return true;
 }
 
 static void HandleItemPostpaint(NMCUSTOMDRAW nmcd)
@@ -2576,7 +2604,7 @@ static void HandleItemPaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
     for ( int col = 0; col < colCount; col++ )
     {
         pLVCD->iSubItem = col;
-        HandleSubItemPrepaint(pLVCD, hfont);
+        HandleSubItemPrepaint(pLVCD, hfont, colCount);
     }
 
     HandleItemPostpaint(nmcd);
@@ -2820,30 +2848,12 @@ void wxListCtrl::SetItemCount(long count)
 
 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"));
-    }
-#else // 1
-    wxRect rect;
-    GetItemRect(item, rect);
-    RefreshRect(rect);
-#endif // 0/1
+    RefreshItems(item, item);
 }
 
 void wxListCtrl::RefreshItems(long itemFrom, long itemTo)
 {
-    wxRect rect1, rect2;
-    GetItemRect(itemFrom, rect1);
-    GetItemRect(itemTo, rect2);
-
-    wxRect rect = rect1;
-    rect.height = rect2.GetBottom() - rect1.GetTop();
-
-    RefreshRect(rect);
+    ListView_RedrawItems(GetHwnd(), itemFrom, itemTo);
 }
 
 // ----------------------------------------------------------------------------
@@ -3040,7 +3050,7 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl,
         else
         {
             // pszText is not const, hence the cast
-            lvItem.pszText = (wxChar *)info.m_text.c_str();
+            lvItem.pszText = (wxChar *)info.m_text.wx_str();
             if ( lvItem.pszText )
                 lvItem.cchTextMax = info.m_text.length();
             else
@@ -3061,7 +3071,7 @@ static void wxConvertToMSWListCol(HWND hwndList,
     if ( item.m_mask & wxLIST_MASK_TEXT )
     {
         lvCol.mask |= LVCF_TEXT;
-        lvCol.pszText = (wxChar *)item.m_text.c_str(); // cast is safe
+        lvCol.pszText = (wxChar *)item.m_text.wx_str(); // cast is safe
     }
 
     if ( item.m_mask & wxLIST_MASK_FORMAT )