nux-1.14.0
ComboBoxPropertyItem.cpp
00001 /*
00002  * Copyright 2010 Inalogic® Inc.
00003  *
00004  * This program is free software: you can redistribute it and/or modify it
00005  * under the terms of the GNU Lesser General Public License, as
00006  * published by the  Free Software Foundation; either version 2.1 or 3.0
00007  * of the License.
00008  *
00009  * This program is distributed in the hope that it will be useful, but
00010  * WITHOUT ANY WARRANTY; without even the implied warranties of
00011  * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
00012  * PURPOSE.  See the applicable version of the GNU Lesser General Public
00013  * License for more details.
00014  *
00015  * You should have received a copy of both the GNU Lesser General Public
00016  * License along with this program. If not, see <http://www.gnu.org/licenses/>
00017  *
00018  * Authored by: Jay Taoko <jaytaoko@inalogic.com>
00019  *
00020  */
00021 
00022 
00023 #include "Nux.h"
00024 #include "PropertyList.h"
00025 
00026 #include "ComboBoxSimple.h"
00027 #include "ComboBoxPropertyItem.h"
00028 
00029 namespace nux
00030 {
00031 
00032   ComboBoxPropertyItem::ComboBoxPropertyItem (const TCHAR *name)
00033     :   SectionProperty (name, NODE_TYPE_COMBOSIMPLE)
00034   {
00035     NODE_SIG_CONNECT (sigTriggered, ComboBoxPropertyItem, RecvPropertyChange);
00036   }
00037 
00038   ComboBoxPropertyItem::~ComboBoxPropertyItem()
00039   {
00040 
00041   }
00042 
00043   long ComboBoxPropertyItem::ProcessPropertyEvent (IEvent &ievent, long TraverseInfo, long ProcessEventInfo)
00044   {
00045     long ret = TraverseInfo;
00046 
00047     ret = ProcessEvent (ievent, TraverseInfo, ProcessEventInfo);
00048     return ret;
00049   }
00050 
00051   void ComboBoxPropertyItem::DrawProperty (GraphicsEngine &GfxContext, TableCtrl *table, bool force_draw, Geometry geo, const BasePainter &Painter,
00052       RowHeader *row, const std::vector<ColumnHeader>& column_vector, Color ItemBackgroundColor)
00053   {
00054     Geometry geo2 = m_FirstColumnUsableGeometry;
00055 
00056     if (isDirtyItem() || IsRedrawNeeded() )
00057     {
00058       t_u32 nBackground = table->PushItemBackground (GfxContext, this);
00059       Painter.PaintTextLineStatic (GfxContext, GetFont (), m_FirstColumnUsableGeometry, row->_table_item->GetName(), GetItemTextColor() );
00060 
00061       if (m_ItemGeometryVector.size() >= 2)
00062       {
00063         Geometry geo2 = m_ItemGeometryVector[1];
00064         Geometry prop_geo;
00065         prop_geo.SetX (geo.x + geo.GetWidth() );
00066         prop_geo.SetY (geo.y);
00067         prop_geo.SetWidth (column_vector[1].m_header_area->GetBaseWidth() );
00068         prop_geo.SetHeight (geo.GetHeight() );
00069 
00070         geo2.Expand (-PROPERTY_BORDER_X, -PROPERTY_BORDER_Y);
00071         GfxContext.PushClippingRectangle (geo2);
00072         GfxContext.PushClippingRectangle (prop_geo);
00073         ProcessDraw (GfxContext, true);
00074         GfxContext.PopClippingRectangle();
00075         GfxContext.PopClippingRectangle();
00076       }
00077 
00078       table->PopItemBackground (GfxContext, nBackground);
00079     }
00080   }
00081 
00082   void ComboBoxPropertyItem::ComputePropertyLayout (int x, int y, RowHeader *row, const std::vector<ColumnHeader>& column_vector)
00083   {
00084     if (m_ItemGeometryVector.size() >= 2)
00085     {
00086       Geometry geo;
00087       geo = m_ItemGeometryVector[1];
00088       geo = geo.GetExpand (-PROPERTY_BORDER_X, -PROPERTY_BORDER_Y);
00089       SetGeometry (geo);
00090     }
00091   }
00092 
00093   int ComboBoxPropertyItem::GetItemBestHeight()
00094   {
00095     Size sz = GetMinimumSize();
00096     return sz.height + 2 * PROPERTY_BORDER_Y;
00097   }
00098 
00099   ComboBoxPropertyItem *ComboBoxPropertyItem::CreateFromXML (const TiXmlElement *elementxml, NodeNetCom *parent, const char *Name, int id)
00100   {
00101     ComboBoxPropertyItem *node = new ComboBoxPropertyItem (Name);
00102 
00103     int NumItem = 0;
00104     int SelectionIndex = 0;
00105     QueryNodeXMLIntAttribute (elementxml, "NumItem",       &NumItem,     id);
00106     QueryNodeXMLIntAttribute (elementxml, "ItemSelected",  &SelectionIndex,     id);
00107     const TiXmlElement *childxml = elementxml->FirstChildElement();
00108     int i = 0;
00109 
00110     while (childxml && (i < NumItem) )
00111     {
00112       int UserValue;
00113       TCHAR label[32];
00114       Snprintf (label, 32, 32 - 1, TEXT ("Label_%d"), i);
00115       tstring ItemLabel;
00116       QueryNodeXMLStringAttribute (childxml, label, ItemLabel, -1);
00117       QueryNodeXMLIntAttribute (childxml, TEXT ("UserValue"), &UserValue, -1); // - 1 means do not care about he ID
00118 
00119       node->AddItem (ItemLabel.c_str(), UserValue);
00120       ++i;
00121       childxml = childxml->NextSiblingElement();
00122     }
00123 
00124     if (SelectionIndex < 0)
00125       node->SetSelectionIndex (0);
00126     else
00127       node->SetSelectionIndex (SelectionIndex);
00128 
00129     node->SetID (id);
00130     return node;
00131   }
00132 
00133   TiXmlElement *ComboBoxPropertyItem::ToXML() const
00134   {
00135     TiXmlElement *elementxml = NodeNetCom::ToXML();
00136     elementxml->SetAttribute ("NumItem", GetNumItem() );
00137     int SelectionIndex = GetSelectionIndex();
00138 
00139     if (SelectionIndex < 0)
00140       SelectionIndex = 0;
00141 
00142     elementxml->SetAttribute ("ItemSelected", SelectionIndex);
00143 
00144     for (int i = 0; i < GetNumItem(); i++)
00145     {
00146       TiXmlElement *childxml = new TiXmlElement ("ComboBoxItem");
00147       TCHAR label[32];
00148       Snprintf (label, 32, 32 - 1, TEXT ("Label_%d"), i);
00149       childxml->SetAttribute (label, GetItem (i)->GetLabel() );
00150       childxml->SetAttribute (TEXT ("UserValue"), GetItem (i)->GetUserValue() );
00151       elementxml->LinkEndChild (childxml);
00152     }
00153 
00154     return elementxml;
00155   }
00156 
00157   bool ComboBoxPropertyItem::FromXML (const TiXmlElement *elementxml)
00158   {
00159     int NumItem = 0;
00160     int SelectionIndex = 0;
00161     QueryNodeXMLIntAttribute (elementxml, "NumItem",       &NumItem,     GetID() );
00162     QueryNodeXMLIntAttribute (elementxml, "ItemSelected",  &SelectionIndex,     GetID() );
00163     const TiXmlElement *childxml = elementxml->FirstChildElement();
00164     RemoveAllItem();
00165     int i = 0;
00166 
00167     while (childxml && (i < NumItem) )
00168     {
00169       int UserValue;
00170       TCHAR label[32];
00171       Snprintf (label, 32, 32 - 1, TEXT ("Label_%d"), i);
00172       tstring ItemLabel;
00173       QueryNodeXMLStringAttribute (childxml, label, ItemLabel, -1);
00174       QueryNodeXMLIntAttribute (childxml, TEXT ("UserValue"), &UserValue, -1); // - 1 means do not care about he ID
00175 
00176       AddItem (ItemLabel.c_str(), UserValue);
00177       ++i;
00178       childxml = childxml->NextSiblingElement();
00179     }
00180 
00181     if (SelectionIndex < 0)
00182       SetSelectionIndex (0);
00183     else
00184       SetSelectionIndex (SelectionIndex);
00185 
00186     return NodeNetCom::FromXML (elementxml);
00187   }
00188 }
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