contrib/src/foldbar/foldpanelitem.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        foldpanelitem.cpp
   3 // Purpose:
   4 // Author:      Jorgen Bodde
   5 // Modified by:
   6 // Created:     22/06/2004
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Jorgen Bodde
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #include "wx/foldbar/foldpanelitem.h"
  20
  21 #include <wx/arrimpl.cpp>
  22 WX_DEFINE_OBJARRAY(wxFoldWindowItemArray);
  23
  24 //----------------------------------------------------------------------------
  25 // wxFoldPanelItem
  26 //----------------------------------------------------------------------------
  27
  28 IMPLEMENT_CLASS( wxFoldPanelItem, wxPanel )
  29
  30 BEGIN_EVENT_TABLE(wxFoldPanelItem,wxPanel)
  31     EVT_CAPTIONBAR(wxID_ANY, wxFoldPanelItem::OnPressCaption)
  32     EVT_PAINT(wxFoldPanelItem::OnPaint)
  33     //EVT_SIZE(wxFoldPanelItem::OnSize)
  34 END_EVENT_TABLE()
  35
  36 wxFoldPanelItem::wxFoldPanelItem( wxWindow *parent, const wxString &caption, wxImageList *icons, bool collapsedInitially,
  37                                   const wxCaptionBarStyle &style )
  38     : _controlCreated(false)
  39     , _yUserSize(0)
  40     , _yPanelSize(0)
  41     , _yPos(0)
  42     , _userSized(false)
  43     , _yLastInsertPos(0)
  44 {
  45     wxCHECK2(parent, return);
  46
  47     wxPanel::Create(parent, wxID_ANY);
  48
  49     // create the caption bar, in collapsed or expanded state
  50
  51     _captionBar = new wxCaptionBar(this, caption, icons, wxID_ANY, style, wxPoint(0,0));
  52     //_captionBar->SetBoldFont();
  53
  54     if(collapsedInitially)
  55         _captionBar->Collapse();
  56
  57     _controlCreated = true;
  58
  59     // make initial size for component, if collapsed, the
  60     // size is determined on the panel height and won't change
  61
  62     wxSize size = _captionBar->GetSize();
  63     _yPanelSize = size.GetHeight();
  64     _yLastInsertPos = _yPanelSize;
  65 }
  66
  67 void wxFoldPanelItem::AddWindow(wxWindow *window, int flags, int ySpacing, int leftSpacing, int rightSpacing)
  68 {
  69     wxASSERT(window);
  70
  71     wxFoldWindowItem *wi = new wxFoldWindowItem(window, flags, ySpacing, leftSpacing, rightSpacing);
  72     _items.Add(wi);
  73
  74     window->SetSize(leftSpacing, _yLastInsertPos + ySpacing, wxDefaultCoord, wxDefaultCoord, wxSIZE_USE_EXISTING);
  75     _yLastInsertPos += wi->GetWindowHeight();
  76
  77     ResizePanel();
  78 }
  79
  80 void wxFoldPanelItem::AddSeparator(const wxColour &color, int ySpacing, int leftSpacing, int rightSpacing)
  81 {
  82     wxFoldWindowItem *wi = new wxFoldWindowItem(_yLastInsertPos, color, ySpacing, leftSpacing, rightSpacing);
  83     _items.Add(wi);
  84
  85     _yLastInsertPos += wi->GetWindowHeight();
  86
  87     ResizePanel();
  88 }
  89
  90
  91 wxFoldPanelItem::~wxFoldPanelItem()
  92 {
  93     _items.Clear();
  94 }
  95
  96 void wxFoldPanelItem::OnPressCaption(wxCaptionBarEvent &event)
  97 {
  98     // tell the upper container we are responsible
  99     // for this event, so it can fold the panel item
 100     // and do a refresh
 101
 102     event.SetTag((void *)this);
 103     event.Skip();
 104 }
 105
 106 /* Inactive */
 107 void wxFoldPanelItem::OnSize(wxSizeEvent &event)
 108 {
 109     // deny access to pointers (yet)
 110
 111     if(!_controlCreated)
 112     {
 113         event.Skip();
 114         return;
 115     }
 116
 117     // calculate the size needed for this window, so
 118     // we get the parent size, and determine the size for the caption and the panel
 119
 120     //wxRect rect = GetRect();
 121
 122     //wxSize size(0,wxDefaultCoord);
 123     //size.SetWidth(rect.GetWidth());
 124     //_captionBar->SetSize(size);
 125
 126 }
 127
 128 int wxFoldPanelItem::Reposition(int y)
 129 {
 130     // NOTE: Call Resize before Reposition when an item is added, because the new
 131     // size needed will be calculated by Resize. Ofcourse the relative position
 132     // of the controls have to be correct in respect to the caption bar
 133
 134     Freeze();
 135
 136     SetSize(wxDefaultCoord, y, wxDefaultCoord, wxDefaultCoord, wxSIZE_USE_EXISTING);
 137     _yPos = y;
 138
 139     Thaw();
 140
 141     return GetPanelHeight();
 142 }
 143
 144 void wxFoldPanelItem::ResizePanel()
 145 {
 146     // prevent unnecessary updates by blocking repaints for a sec
 147
 148     Freeze();
 149
 150     // force this panel to take the width of the parent panel and the y of the
 151     // user or calulated width (which will be recalculated by the contents here
 152
 153     wxSize size;
 154     if(_captionBar->IsCollapsed())
 155     {
 156         size = _captionBar->GetSize();
 157         _yPanelSize = size.GetHeight();
 158     }
 159     else
 160     {
 161         size = GetBestSize();
 162         _yPanelSize = size.GetHeight();
 163
 164         if(_userSized)
 165             size.SetHeight(_yUserSize);
 166     }
 167
 168     wxSize pnlsize = GetParent()->GetSize();
 169     size.SetWidth(pnlsize.GetWidth());
 170
 171     // resize caption bar
 172     _captionBar->SetSize(wxSize(size.GetWidth(), wxDefaultCoord));
 173
 174     // resize the panel
 175     SetSize(size);
 176
 177     // go by all the controls and call Layout
 178
 179     for(size_t i = 0; i < _items.GetCount(); i++)
 180         _items.Item(i).ResizeItem(size.GetWidth());
 181
 182     // and draw all
 183
 184     Thaw();
 185 }
 186
 187 void wxFoldPanelItem::OnPaint(wxPaintEvent& WXUNUSED(event))
 188 {
 189     // draw all the items that are lines
 190
 191     wxPaintDC dc(this);
 192
 193     for(size_t i = 0; i < _items.GetCount(); i++)
 194     {
 195         wxFoldWindowItem &item = _items.Item(i);
 196         wxPen pen(item.GetLineColour(), 1, wxSOLID);
 197         if(item.GetType() == wxFoldWindowItem::SEPARATOR)
 198         {
 199             dc.SetPen(pen);
 200             dc.DrawLine(item.GetLeftSpacing(), item.GetLineY() + item.GetYSpacing(),
 201                         item.GetLineWidth() + item.GetLeftSpacing(), item.GetLineY() + item.GetYSpacing());
 202         }
 203     }
 204 }