contrib/src/foldbar/foldpanelitem.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wxFoldPanelItem.cpp
   3 // Author:      XX
   4 // Created:     Tuesday, June 22, 2004 21:01:02
   5 // Copyright:   XX
   6 /////////////////////////////////////////////////////////////////////////////
   7
   8 // For compilers that support precompilation, includes "wx/wx.h".
   9 #include "wx/wxprec.h"
  10
  11 #ifdef __BORLANDC__
  12     #pragma hdrstop
  13 #endif
  14
  15 #include "wx/foldbar/foldpanelitem.h"
  16
  17 #include <wx/arrimpl.cpp>
  18 WX_DEFINE_OBJARRAY(wxFoldWindowItemArray);
  19
  20 //----------------------------------------------------------------------------
  21 // wxFoldPanelItem
  22 //----------------------------------------------------------------------------
  23
  24 IMPLEMENT_CLASS( wxFoldPanelItem, wxPanel )
  25
  26 BEGIN_EVENT_TABLE(wxFoldPanelItem,wxPanel)
  27         EVT_CAPTIONBAR(-1, wxFoldPanelItem::OnPressCaption)
  28         EVT_PAINT(wxFoldPanelItem::OnPaint)
  29         //EVT_SIZE(wxFoldPanelItem::OnSize)
  30 END_EVENT_TABLE()
  31
  32 wxFoldPanelItem::wxFoldPanelItem( wxWindow *parent, const wxString &caption, wxImageList *icons, bool collapsedInitially,
  33                                                                   const wxCaptionBarStyle &style )
  34         : _controlCreated(false)
  35         , _yUserSize(0)
  36         , _yPanelSize(0)
  37         , _yPos(0)
  38         , _userSized(false)
  39         , _yLastInsertPos(0)
  40 {
  41     wxCHECK2(parent, return);
  42
  43         wxPanel::Create(parent, -1);
  44
  45         // create the caption bar, in collapsed or expanded state
  46
  47         _captionBar = new wxCaptionBar(this, caption, icons, -1, style, wxPoint(0,0));
  48         //_captionBar->SetBoldFont();
  49
  50         if(collapsedInitially)
  51                 _captionBar->Collapse();
  52
  53         _controlCreated = true;
  54
  55         // make initial size for component, if collapsed, the
  56         // size is determined on the panel height and won't change
  57
  58         wxSize size = _captionBar->GetSize();
  59         _yPanelSize = size.GetHeight();
  60         _yLastInsertPos = _yPanelSize;
  61 }
  62
  63 void wxFoldPanelItem::AddWindow(wxWindow *window, int flags, int ySpacing, int leftSpacing, int rightSpacing)
  64 {
  65         wxASSERT(window);
  66
  67         wxFoldWindowItem *wi = new wxFoldWindowItem(window, flags, ySpacing, leftSpacing, rightSpacing);
  68         _items.Add(wi);
  69
  70         window->SetSize(leftSpacing, _yLastInsertPos + ySpacing, -1, -1, wxSIZE_USE_EXISTING);
  71         _yLastInsertPos += wi->GetWindowHeight();
  72
  73         ResizePanel();
  74 }
  75
  76 void wxFoldPanelItem::AddSeparator(const wxColour &color, int ySpacing, int leftSpacing, int rightSpacing)
  77 {
  78         wxFoldWindowItem *wi = new wxFoldWindowItem(_yLastInsertPos, color, ySpacing, leftSpacing, rightSpacing);
  79         _items.Add(wi);
  80
  81         _yLastInsertPos += wi->GetWindowHeight();
  82
  83         ResizePanel();
  84 }
  85
  86
  87 wxFoldPanelItem::~wxFoldPanelItem()
  88 {
  89     _items.Clear();
  90 }
  91
  92 void wxFoldPanelItem::OnPressCaption(wxCaptionBarEvent &event)
  93 {
  94         // tell the upper container we are responsible
  95         // for this event, so it can fold the panel item
  96         // and do a refresh
  97
  98         event.SetTag((void *)this);
  99         event.Skip();
 100 }
 101
 102 /* Inactive */
 103 void wxFoldPanelItem::OnSize(wxSizeEvent &event)
 104 {
 105         // deny access to pointers (yet)
 106
 107         if(!_controlCreated)
 108         {
 109                 event.Skip();
 110                 return;
 111         }
 112
 113         // calculate the size needed for this window, so
 114         // we get the parent size, and determine the size for the caption and the panel
 115
 116         //wxRect rect = GetRect();
 117
 118         //wxSize size(0,-1);
 119         //size.SetWidth(rect.GetWidth());
 120         //_captionBar->SetSize(size);
 121
 122 }
 123
 124 int wxFoldPanelItem::Reposition(int y)
 125 {
 126         // NOTE: Call Resize before Reposition when an item is added, because the new
 127         // size needed will be calculated by Resize. Ofcourse the relative position
 128         // of the controls have to be correct in respect to the caption bar
 129
 130         Freeze();
 131
 132         SetSize(-1, y, -1, -1, wxSIZE_USE_EXISTING);
 133         _yPos = y;
 134
 135         Thaw();
 136
 137         return GetPanelHeight();
 138 }
 139
 140 void wxFoldPanelItem::ResizePanel()
 141 {
 142         // prevent unnecessary updates by blocking repaints for a sec
 143
 144         Freeze();
 145
 146         // force this panel to take the width of the parent panel and the y of the
 147         // user or calulated width (which will be recalculated by the contents here
 148
 149         wxSize size;
 150         if(_captionBar->IsCollapsed())
 151         {
 152                 size = _captionBar->GetSize();
 153                 _yPanelSize = size.GetHeight();
 154         }
 155         else
 156         {
 157                 size = GetBestSize();
 158                 _yPanelSize = size.GetHeight();
 159
 160                 if(_userSized)
 161                         size.SetHeight(_yUserSize);
 162         }
 163
 164         wxSize pnlsize = GetParent()->GetSize();
 165         size.SetWidth(pnlsize.GetWidth());
 166
 167         // resize caption bar
 168         _captionBar->SetSize(wxSize(size.GetWidth(), -1));
 169
 170         // resize the panel
 171         SetSize(size);
 172
 173         // go by all the controls and call Layout
 174
 175         for(size_t i = 0; i < _items.GetCount(); i++)
 176                 _items.Item(i).ResizeItem(size.GetWidth());
 177
 178         // and draw all
 179
 180         Thaw();
 181 }
 182
 183 void wxFoldPanelItem::OnPaint(wxPaintEvent& WXUNUSED(event))
 184 {
 185         // draw all the items that are lines
 186
 187         wxPaintDC dc(this);
 188
 189         for(size_t i = 0; i < _items.GetCount(); i++)
 190         {
 191                 wxFoldWindowItem &item = _items.Item(i);
 192                 wxPen pen(item.GetLineColour(), 1, wxSOLID);
 193                 if(item.GetType() == wxFoldWindowItem::SEPARATOR)
 194                 {
 195                         dc.SetPen(pen);
 196                         dc.DrawLine(item.GetLeftSpacing(), item.GetLineY() + item.GetYSpacing(),
 197                                         item.GetLineWidth() + item.GetLeftSpacing(), item.GetLineY() + item.GetYSpacing());
 198                 }
 199         }
 200 }