freeze whole window for TLW

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

diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp
index 84634d3088dc02fce0ceaead97dbddc56e897d02..78d76fdfabcd4c679d343f1b584f83feb25b9416 100644 (file)
--- a/src/msw/listbox.cpp
+++ b/src/msw/listbox.cpp
@@ -77,6 +77,7 @@ wxBEGIN_FLAGS( wxListBoxStyle )
     wxFLAGS_MEMBER(wxLB_HSCROLL)
     wxFLAGS_MEMBER(wxLB_ALWAYS_SB)
     wxFLAGS_MEMBER(wxLB_NEEDED_SB)
     wxFLAGS_MEMBER(wxLB_HSCROLL)
     wxFLAGS_MEMBER(wxLB_ALWAYS_SB)
     wxFLAGS_MEMBER(wxLB_NEEDED_SB)

+    wxFLAGS_MEMBER(wxLB_NO_SB)

     wxFLAGS_MEMBER(wxLB_SORT)
 
 wxEND_FLAGS( wxListBoxStyle )
     wxFLAGS_MEMBER(wxLB_SORT)
 
 wxEND_FLAGS( wxListBoxStyle )


@@ -117,18 +118,25 @@ TODO PROPERTIES
 class wxListBoxItem : public wxOwnerDrawn
 {
 public:
 class wxListBoxItem : public wxOwnerDrawn
 {
 public:

-    wxListBoxItem(const wxString& str = wxEmptyString);
-};
+    wxListBoxItem(wxListBox *parent)
+        { m_parent = parent; }

 
 

-wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, false)
-{
-    // no bitmaps/checkmarks
-    SetMarginWidth(0);
-}
+    wxListBox *GetParent() const
+        { return m_parent; }
+
+    int GetIndex() const
+        { return m_parent->GetItemIndex(const_cast<wxListBoxItem*>(this)); }
+
+    wxString GetName() const
+        { return m_parent->GetString(GetIndex()); }
+
+private:
+    wxListBox *m_parent;
+};

 
 wxOwnerDrawn *wxListBox::CreateLboxItem(size_t WXUNUSED(n))
 {
 
 wxOwnerDrawn *wxListBox::CreateLboxItem(size_t WXUNUSED(n))
 {

-    return new wxListBoxItem();
+    return new wxListBoxItem(this);

 }
 
 #endif  //USE_OWNER_DRAWN
 }
 
 #endif  //USE_OWNER_DRAWN


@@ -165,7 +173,7 @@ bool wxListBox::Create(wxWindow *parent,
         return false;
 
     // create the native control
         return false;
 
     // create the native control

-    if ( !MSWCreateControl(_T("LISTBOX"), wxEmptyString, pos, size) )
+    if ( !MSWCreateControl(wxT("LISTBOX"), wxEmptyString, pos, size) )

     {
         // control creation failed
         return false;
     {
         // control creation failed
         return false;


@@ -207,10 +215,6 @@ WXDWORD wxListBox::MSWGetStyle(long style, WXDWORD *exstyle) const
 {
     WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
 
 {
     WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
 

-    // always show the vertical scrollbar if necessary -- otherwise it is
-    // impossible to use the control with the mouse
-    msStyle |= WS_VSCROLL;
-

     // we always want to get the notifications
     msStyle |= LBS_NOTIFY;
 
     // we always want to get the notifications
     msStyle |= LBS_NOTIFY;
 


@@ -219,15 +223,23 @@ WXDWORD wxListBox::MSWGetStyle(long style, WXDWORD *exstyle) const
     msStyle |= LBS_NOINTEGRALHEIGHT;
 
     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
     msStyle |= LBS_NOINTEGRALHEIGHT;
 
     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),

-                  _T("only one of listbox selection modes can be specified") );
+                  wxT("only one of listbox selection modes can be specified") );

 
     if ( style & wxLB_MULTIPLE )
         msStyle |= LBS_MULTIPLESEL;
     else if ( style & wxLB_EXTENDED )
         msStyle |= LBS_EXTENDEDSEL;
 
 
     if ( style & wxLB_MULTIPLE )
         msStyle |= LBS_MULTIPLESEL;
     else if ( style & wxLB_EXTENDED )
         msStyle |= LBS_EXTENDEDSEL;
 

-    if ( m_windowStyle & wxLB_ALWAYS_SB )
-        msStyle |= LBS_DISABLENOSCROLL;
+    wxASSERT_MSG( !(style & wxLB_ALWAYS_SB) || !(style & wxLB_NO_SB),
+                  wxT( "Conflicting styles wxLB_ALWAYS_SB and wxLB_NO_SB." ) );
+
+    if ( !(style & wxLB_NO_SB) )
+    {
+        msStyle |= WS_VSCROLL;
+        if ( style & wxLB_ALWAYS_SB )
+            msStyle |= LBS_DISABLENOSCROLL;
+    }
+

     if ( m_windowStyle & wxLB_HSCROLL )
         msStyle |= WS_HSCROLL;
     if ( m_windowStyle & wxLB_SORT )
     if ( m_windowStyle & wxLB_HSCROLL )
         msStyle |= WS_HSCROLL;
     if ( m_windowStyle & wxLB_SORT )


@@ -249,7 +261,7 @@ WXDWORD wxListBox::MSWGetStyle(long style, WXDWORD *exstyle) const
 void wxListBox::OnInternalIdle()
 {
     wxWindow::OnInternalIdle();
 void wxListBox::OnInternalIdle()
 {
     wxWindow::OnInternalIdle();

-    
+

     if (m_updateHorizontalExtent)
     {
         SetHorizontalExtent(wxEmptyString);
     if (m_updateHorizontalExtent)
     {
         SetHorizontalExtent(wxEmptyString);


@@ -274,6 +286,14 @@ void wxListBox::DoDeleteOneItem(unsigned int n)
     wxCHECK_RET( IsValid(n),
                  wxT("invalid index in wxListBox::Delete") );
 
     wxCHECK_RET( IsValid(n),
                  wxT("invalid index in wxListBox::Delete") );
 

+#if wxUSE_OWNER_DRAWN
+    if ( HasFlag(wxLB_OWNERDRAW) )
+    {
+        delete m_aItems[n];
+        m_aItems.RemoveAt(n);
+    }
+#endif // wxUSE_OWNER_DRAWN
+

     SendMessage(GetHwnd(), LB_DELETESTRING, n, 0);
     m_noItems--;
 
     SendMessage(GetHwnd(), LB_DELETESTRING, n, 0);
     m_noItems--;
 


@@ -298,7 +318,12 @@ int wxListBox::FindString(const wxString& s, bool bCase) const
 
 void wxListBox::DoClear()
 {
 
 void wxListBox::DoClear()
 {

-    Free();
+#if wxUSE_OWNER_DRAWN
+    if ( HasFlag(wxLB_OWNERDRAW) )
+    {
+        WX_CLEAR_ARRAY(m_aItems);
+    }
+#endif // wxUSE_OWNER_DRAWN

 
     ListBox_ResetContent(GetHwnd());
 
 
     ListBox_ResetContent(GetHwnd());
 


@@ -308,16 +333,6 @@ void wxListBox::DoClear()
     UpdateOldSelections();
 }
 
     UpdateOldSelections();
 }
 

-void wxListBox::Free()
-{
-#if wxUSE_OWNER_DRAWN
-    if ( m_windowStyle & wxLB_OWNERDRAW )
-    {
-        WX_CLEAR_ARRAY(m_aItems);
-    }
-#endif // wxUSE_OWNER_DRAWN
-}
-

 void wxListBox::DoSetSelection(int N, bool select)
 {
     wxCHECK_RET( N == wxNOT_FOUND || IsValid(N),
 void wxListBox::DoSetSelection(int N, bool select)
 {
     wxCHECK_RET( N == wxNOT_FOUND || IsValid(N),


@@ -357,7 +372,9 @@ void wxListBox::DoSetItemClientData(unsigned int n, void *clientData)
                  wxT("invalid index in wxListBox::SetClientData") );
 
     if ( ListBox_SetItemData(GetHwnd(), n, clientData) == LB_ERR )
                  wxT("invalid index in wxListBox::SetClientData") );
 
     if ( ListBox_SetItemData(GetHwnd(), n, clientData) == LB_ERR )

+    {

         wxLogDebug(wxT("LB_SETITEMDATA failed"));
         wxLogDebug(wxT("LB_SETITEMDATA failed"));

+    }

 }
 
 // Return number of selections and an array of selected integers
 }
 
 // Return number of selections and an array of selected integers


@@ -370,7 +387,7 @@ int wxListBox::GetSelections(wxArrayInt& aSelections) const
         int countSel = ListBox_GetSelCount(GetHwnd());
         if ( countSel == LB_ERR )
         {
         int countSel = ListBox_GetSelCount(GetHwnd());
         if ( countSel == LB_ERR )
         {

-            wxLogDebug(_T("ListBox_GetSelCount failed"));
+            wxLogDebug(wxT("ListBox_GetSelCount failed"));

         }
         else if ( countSel != 0 )
         {
         }
         else if ( countSel != 0 )
         {


@@ -462,7 +479,6 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter & items,
         if ( HasFlag(wxLB_OWNERDRAW) )
         {
             wxOwnerDrawn *pNewItem = CreateLboxItem(n);
         if ( HasFlag(wxLB_OWNERDRAW) )
         {
             wxOwnerDrawn *pNewItem = CreateLboxItem(n);

-            pNewItem->SetName(items[i]);

             pNewItem->SetFont(GetFont());
             m_aItems.Insert(pNewItem, n);
         }
             pNewItem->SetFont(GetFont());
             m_aItems.Insert(pNewItem, n);
         }


@@ -477,7 +493,7 @@ int wxListBox::DoInsertItems(const wxArrayStringsAdapter & items,
     return n;
 }
 
     return n;
 }
 

-int wxListBox::DoListHitTest(const wxPoint& point) const
+int wxListBox::DoHitTestList(const wxPoint& point) const

 {
     LRESULT lRes = ::SendMessage(GetHwnd(), LB_ITEMFROMPOINT,
                                  0, MAKELPARAM(point.x, point.y));
 {
     LRESULT lRes = ::SendMessage(GetHwnd(), LB_ITEMFROMPOINT,
                                  0, MAKELPARAM(point.x, point.y));


@@ -517,14 +533,6 @@ void wxListBox::SetString(unsigned int n, const wxString& s)
     else if ( oldObjData )
         SetClientObject(n, oldObjData);
 
     else if ( oldObjData )
         SetClientObject(n, oldObjData);
 

-#if wxUSE_OWNER_DRAWN
-    if ( m_windowStyle & wxLB_OWNERDRAW )
-    {
-        // update item's text
-        m_aItems[n]->SetName(s);
-    }
-#endif  //USE_OWNER_DRAWN
-

     // we may have lost the selection
     if ( wasSelected )
         Select(n);
     // we may have lost the selection
     if ( wasSelected )
         Select(n);


@@ -673,17 +681,69 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// wxCheckListBox support
+// owner-drawn list boxes support

 // ----------------------------------------------------------------------------
 
 #if wxUSE_OWNER_DRAWN
 
 // ----------------------------------------------------------------------------
 
 #if wxUSE_OWNER_DRAWN
 

+// misc overloaded methods
+// -----------------------
+
+bool wxListBox::SetFont(const wxFont &font)
+{
+    if ( HasFlag(wxLB_OWNERDRAW) )
+    {
+        const unsigned count = m_aItems.GetCount();
+        for ( unsigned i = 0; i < count; i++ )
+            m_aItems[i]->SetFont(font);
+    }
+
+    wxListBoxBase::SetFont(font);
+
+    return true;
+}
+
+bool wxListBox::GetItemRect(size_t n, wxRect& rect) const
+{
+    wxCHECK_MSG( IsValid(n), false,
+                 wxT("invalid index in wxListBox::GetItemRect") );
+
+    RECT rc;
+
+    if ( ListBox_GetItemRect(GetHwnd(), n, &rc) != LB_ERR )
+    {
+        rect = wxRectFromRECT(rc);
+        return true;
+    }
+    else
+    {
+        // couldn't retrieve rect: for example, item isn't visible
+        return false;
+    }
+}
+
+bool wxListBox::RefreshItem(size_t n)
+{
+    wxRect rect;
+    if ( !GetItemRect(n, rect) )
+        return false;
+
+    RECT rc;
+    wxCopyRectToRECT(rect, rc);
+
+    return ::InvalidateRect((HWND)GetHWND(), &rc, FALSE) == TRUE;
+}
+
+

 // drawing
 // -------
 
 // drawing
 // -------
 

-// space beneath/above each row in pixels
-// "standard" checklistbox use 1 here, some might prefer 2. 0 is ugly.
-#define OWNER_DRAWN_LISTBOX_EXTRA_SPACE    (1)
+namespace
+{
+    // space beneath/above each row in pixels
+    static const int LISTBOX_EXTRA_SPACE = 1;
+
+} // anonymous namespace

 
 // the height is the same for all items
 // TODO should be changed for LBS_OWNERDRAWVARIABLE style listboxes
 
 // the height is the same for all items
 // TODO should be changed for LBS_OWNERDRAWVARIABLE style listboxes


@@ -693,7 +753,7 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 {
     // only owner-drawn control should receive this message
 bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 {
     // only owner-drawn control should receive this message

-    wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), false );
+    wxCHECK( HasFlag(wxLB_OWNERDRAW), false );

 
     MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
 
 
     MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
 


@@ -707,7 +767,7 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
         wxDCTemp dc((WXHDC)hdc);
         dc.SetFont(GetFont());
 
         wxDCTemp dc((WXHDC)hdc);
         dc.SetFont(GetFont());
 

-        pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE;
+        pStruct->itemHeight = dc.GetCharHeight() + 2 * LISTBOX_EXTRA_SPACE;

         pStruct->itemWidth  = dc.GetCharWidth();
     }
 
         pStruct->itemWidth  = dc.GetCharWidth();
     }
 


@@ -724,7 +784,7 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 {
     // only owner-drawn control should receive this message
 bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 {
     // only owner-drawn control should receive this message

-    wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), false );
+    wxCHECK( HasFlag(wxLB_OWNERDRAW), false );

 
     DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
 
 
     DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
 


@@ -738,7 +798,7 @@ bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 
     return pItem->OnDrawItem(dc, wxRectFromRECT(pStruct->rcItem),
                              (wxOwnerDrawn::wxODAction)pStruct->itemAction,
 
     return pItem->OnDrawItem(dc, wxRectFromRECT(pStruct->rcItem),
                              (wxOwnerDrawn::wxODAction)pStruct->itemAction,

-                             (wxOwnerDrawn::wxODStatus)pStruct->itemState);
+                             (wxOwnerDrawn::wxODStatus)(pStruct->itemState | wxOwnerDrawn::wxODHidePrefix));

 }
 
 #endif // wxUSE_OWNER_DRAWN
 }
 
 #endif // wxUSE_OWNER_DRAWN