]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/wince/checklst.cpp
Native wxCheckListBox implementation for wxWinCE.
[wxWidgets.git] / src / msw / wince / checklst.cpp
diff --git a/src/msw/wince/checklst.cpp b/src/msw/wince/checklst.cpp
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+///////////////////////////////////////////////////////////////////////////////
+// Name:        src/msw/wince/checklst.cpp
+// Purpose:     implementation of wxCheckListBox class
+// Author:      Wlodzimierz ABX Skiba
+// Modified by:
+// Created:     30.10.2005
+// RCS-ID:      $Id$
+// Copyright:   (c) Wlodzimierz Skiba
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#if wxUSE_CHECKLISTBOX
+
+#ifndef WX_PRECOMP
+#endif
+
+#include "wx/checklst.h"
+
+// include <commctrl.h> "properly"
+#include "wx/msw/wrapcctl.h"
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxControl)
+
+// ----------------------------------------------------------------------------
+// implementation of wxCheckListBox class
+// ----------------------------------------------------------------------------
+
+// define event table
+// ------------------
+BEGIN_EVENT_TABLE(wxCheckListBox, wxControl)
+    EVT_SIZE(wxCheckListBox::OnSize)
+END_EVENT_TABLE()
+
+// control creation
+// ----------------
+
+// def ctor: use Create() to really create the control
+wxCheckListBox::wxCheckListBox()
+{
+}
+
+// ctor which creates the associated control
+wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
+                               const wxPoint& pos, const wxSize& size,
+                               int nStrings, const wxString choices[],
+                               long style, const wxValidator& val,
+                               const wxString& name)
+{
+    Create(parent, id, pos, size, nStrings, choices, style, val, name);
+}
+
+wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
+                               const wxPoint& pos, const wxSize& size,
+                               const wxArrayString& choices,
+                               long style, const wxValidator& val,
+                               const wxString& name)
+{
+    Create(parent, id, pos, size, choices, style, val, name);
+}
+
+wxCheckListBox::~wxCheckListBox()
+{
+    m_itemsClientData.Clear();
+}
+
+bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
+                            const wxPoint& pos, const wxSize& size,
+                            int n, const wxString choices[],
+                            long style,
+                            const wxValidator& validator, const wxString& name)
+{
+    // initialize base class fields
+    if ( !CreateControl(parent, id, pos, size, style, validator, name) )
+        return false;
+
+    // create the native control
+    if ( !MSWCreateControl(WC_LISTVIEW, wxEmptyString, pos, size) )
+    {
+        // control creation failed
+        return false;
+    }
+
+    ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE, 0,
+                  LVS_EX_CHECKBOXES | LVS_EX_FULLROWSELECT );
+
+    // insert single column with checkboxes and labels
+    LV_COLUMN col;
+    wxZeroMemory(col);
+    ListView_InsertColumn(GetHwnd(), 0, &col );
+
+    // initialize the contents
+    for ( int i = 0; i < n; i++ )
+    {
+        Append(choices[i]);
+    }
+
+    m_itemsClientData.SetCount(n);
+
+    // now we can compute our best size correctly, so do it if necessary
+    SetBestSize(size);
+
+    return true;
+}
+
+bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
+                            const wxPoint& pos, const wxSize& size,
+                            const wxArrayString& choices,
+                            long style,
+                            const wxValidator& validator, const wxString& name)
+{
+    wxCArrayString chs(choices);
+    return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
+                  style, validator, name);
+}
+
+WXDWORD wxCheckListBox::MSWGetStyle(long style, WXDWORD *exstyle) const
+{
+    WXDWORD wstyle = wxControl::MSWGetStyle(style, exstyle);
+
+    wstyle |= LVS_REPORT | LVS_NOCOLUMNHEADER | LVS_NOSORTHEADER;
+
+    return wstyle;
+}
+
+void wxCheckListBox::OnSize(wxSizeEvent& event)
+{
+    // set width of the column we use to the width of list client area
+    event.Skip();
+    int w = GetClientSize().x;
+    ListView_SetColumnWidth( GetHwnd(), 0, w );
+}
+
+// misc overloaded methods
+// -----------------------
+
+void wxCheckListBox::Delete(int n)
+{
+    wxCHECK_RET( n >= 0 && n < GetCount(),
+                 _T("invalid index in wxCheckListBox::Delete") );
+
+    if ( !ListView_DeleteItem(GetHwnd(), n) )
+    {
+        wxLogLastError(_T("ListView_DeleteItem"));
+    }
+    m_itemsClientData.RemoveAt(n);
+}
+
+// check items
+// -----------
+
+bool wxCheckListBox::IsChecked(size_t uiIndex) const
+{
+    wxCHECK_MSG( uiIndex < (size_t)GetCount(), false,
+                 _T("invalid index in wxCheckListBox::IsChecked") );
+
+    return (ListView_GetCheckState(((HWND)GetHWND()), uiIndex) != 0);
+}
+
+void wxCheckListBox::Check(size_t uiIndex, bool bCheck)
+{
+    wxCHECK_RET( uiIndex < (size_t)GetCount(),
+                 _T("invalid index in wxCheckListBox::Check") );
+
+    ListView_SetCheckState(((HWND)GetHWND()), uiIndex, bCheck)
+}
+
+// interface derived from wxListBox and lower classes
+// --------------------------------------------------
+
+void wxCheckListBox::Clear()
+{
+    int n = GetCount();
+
+    while ( n > 0 )
+    {
+        n--;
+        Delete(n);
+    }
+
+    m_itemsClientData.Clear();
+
+    wxCHECK_RET( n == GetCount(),
+                 _T("broken wxCheckListBox::Clear()") );
+}
+
+int wxCheckListBox::GetCount() const
+{
+    return ListView_GetItemCount( (HWND)GetHWND() );
+}
+
+int wxCheckListBox::GetSelection() const
+{
+    return wxNOT_FOUND;
+}
+
+int wxCheckListBox::GetSelections(wxArrayInt& aSelections) const
+{
+    int n = GetCount();
+    while ( n > 0 )
+    {
+        n--;
+        if(IsChecked(n)) aSelections.Insert(n,0);
+    }
+
+    return aSelections.GetCount();
+}
+
+wxString wxCheckListBox::GetString(int n) const
+{
+    const int bufSize = 513;
+    wxChar buf[bufSize];
+    ListView_GetItemText( (HWND)GetHWND(), n, 0, buf, bufSize - 1 );
+    buf[bufSize-1] = _T('\0');
+    wxString str(buf);
+    return str;
+}
+
+bool wxCheckListBox::IsSelected(int n) const
+{
+    return IsChecked(n);
+}
+
+void wxCheckListBox::SetString(int n, const wxString& s)
+{
+    wxCHECK_RET( n < GetCount(),
+                 _T("invalid index in wxCheckListBox::SetString") );
+    wxChar *buf = new wxChar[s.length()+1];
+    wxStrcpy(buf, s.c_str());
+    ListView_SetItemText( (HWND)GetHWND(), n, 0, buf );
+    delete [] buf;
+}
+
+int wxCheckListBox::DoAppend(const wxString& item)
+{
+    int n = GetCount();
+    LVITEM newItem;
+    wxZeroMemory(newItem);
+    newItem.iItem = n;
+    int ret = ListView_InsertItem( (HWND)GetHWND(), & newItem );
+    wxCHECK_MSG( n == ret , -1, _T("Item not added") );
+    SetString( ret , item );
+    m_itemsClientData.Insert(NULL, ret);
+    return ret;
+}
+
+void* wxCheckListBox::DoGetItemClientData(int n) const
+{
+    return m_itemsClientData.Item(n);
+}
+
+wxClientData* wxCheckListBox::DoGetItemClientObject(int n) const
+{
+    return (wxClientData *)DoGetItemClientData(n);
+}
+
+void wxCheckListBox::DoInsertItems(const wxArrayString& items, int pos)
+{
+    for( size_t i = 0; i < items.GetCount(); i++ )
+    {
+        Insert(items[i],pos+i);
+    }
+}
+
+void wxCheckListBox::DoSetFirstItem(int n)
+{
+    int pos = ListView_GetTopIndex( (HWND)GetHWND() );
+    if(pos == n) return;
+    POINT ppt;
+    BOOL ret = ListView_GetItemPosition( (HWND)GetHWND(), n, &ppt );
+    wxCHECK_RET( ret == TRUE, _T("Broken DoSetFirstItem") );
+    ListView_Scroll( (HWND)GetHWND(), 0, 0 );
+    ListView_Scroll( (HWND)GetHWND(), 0, ppt.y );
+}
+
+void wxCheckListBox::DoSetItemClientData(int n, void* clientData)
+{
+    m_itemsClientData.Item(n) = clientData;
+}
+
+void wxCheckListBox::DoSetItemClientObject(int n, wxClientData* clientData)
+{
+    DoSetItemClientData(n, clientData);
+}
+
+void wxCheckListBox::DoSetItems(const wxArrayString& items, void **clientData)
+{
+    for( size_t i = 0; i < items.GetCount(); i++ )
+    {
+        int pos = Append(items[i]);
+        if( pos >= 0 && clientData )
+            DoSetItemClientData(pos, clientData[i]);
+    }
+}
+
+void wxCheckListBox::DoSetSelection(int n, bool select)
+{
+    Check(n,select);
+}
+
+#endif