utils/wxtree/src/test.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        test.cpp
   3 // Purpose:     wxTreeLayout sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     7/4/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Julian Smart
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include <wx/wxprec.h>
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20 #include <wx/wx.h>
  21 #endif
  22
  23 #include "wxtree.h"
  24 #include "test.h"
  25
  26 wxStoredTree *myTree = NULL;
  27
  28 // A macro needed for some compilers (AIX) that need 'main' to be defined
  29 // in the application itself.
  30 IMPLEMENT_APP(MyApp)
  31
  32 // The `main program' equivalent, creating the windows and returning the
  33 // main frame
  34 bool MyApp::OnInit()
  35 {
  36   // Create the main frame window
  37   MyFrame* frame = new MyFrame(NULL, "Tree Test", wxPoint(-1, -1), wxSize(400, 550));
  38
  39   // Give it a status line
  40   frame->CreateStatusBar(2);
  41
  42   // Give it an icon
  43 #ifdef __WINDOWS__
  44   wxIcon icon("tree_icn");
  45   frame->SetIcon(icon);
  46 #endif
  47
  48   // Make a menubar
  49   wxMenu *file_menu = new wxMenu;
  50   file_menu->Append(TEST_LEFT_RIGHT, "&Left to right",                "Redraw left to right");
  51   file_menu->Append(TEST_TOP_BOTTOM, "&Top to bottom",                "Redraw top to bottom");
  52   file_menu->AppendSeparator();
  53   file_menu->Append(TEST_QUIT, "E&xit",                "Quit program");
  54
  55   wxMenu *help_menu = new wxMenu;
  56   help_menu->Append(TEST_ABOUT, "&About",              "About Tree Test");
  57
  58   wxMenuBar* menu_bar = new wxMenuBar;
  59
  60   menu_bar->Append(file_menu, "&File");
  61   menu_bar->Append(help_menu, "&Help");
  62
  63   // Associate the menu bar with the frame
  64   frame->SetMenuBar(menu_bar);
  65
  66   MyCanvas *canvas = new MyCanvas(frame);
  67
  68   // Give it scrollbars: the virtual canvas is 20 * 50 = 1000 pixels in each direction
  69   canvas->SetScrollbars(20, 20, 50, 50);
  70   frame->canvas = canvas;
  71
  72   myTree = new wxStoredTree();
  73
  74   wxClientDC dc(canvas);
  75   wxFont font(10, wxROMAN, wxNORMAL, wxBOLD);
  76   dc.SetFont(font);
  77   TreeTest(*myTree, dc);
  78
  79   frame->Show(TRUE);
  80
  81   frame->SetStatusText("Hello, tree!");
  82
  83   // Return the main frame window
  84   return TRUE;
  85 }
  86
  87 void MyApp::TreeTest(wxStoredTree& tree, wxDC& dc)
  88 {
  89   tree.Initialize(200);
  90
  91   tree.AddChild("animal");
  92   tree.AddChild("mammal", "animal");
  93   tree.AddChild("insect", "animal");
  94   tree.AddChild("bird", "animal");
  95
  96   tree.AddChild("man", "mammal");
  97   tree.AddChild("cat", "mammal");
  98   tree.AddChild("dog", "mammal");
  99   tree.AddChild("giraffe", "mammal");
 100   tree.AddChild("elephant", "mammal");
 101   tree.AddChild("donkey", "mammal");
 102   tree.AddChild("horse", "mammal");
 103
 104   tree.AddChild("fido", "dog");
 105   tree.AddChild("domestic cat", "cat");
 106   tree.AddChild("lion", "cat");
 107   tree.AddChild("tiger", "cat");
 108   tree.AddChild("felix", "domestic cat");
 109   tree.AddChild("socks", "domestic cat");
 110
 111   tree.AddChild("beetle", "insect");
 112   tree.AddChild("earwig", "insect");
 113   tree.AddChild("eagle", "bird");
 114   tree.AddChild("bluetit", "bird");
 115   tree.AddChild("sparrow", "bird");
 116   tree.AddChild("blackbird", "bird");
 117   tree.AddChild("emu", "bird");
 118   tree.AddChild("crow", "bird");
 119
 120   tree.DoLayout(dc);
 121 }
 122
 123 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 124   EVT_MENU(TEST_QUIT, MyFrame::OnQuit)
 125   EVT_MENU(TEST_ABOUT, MyFrame::OnAbout)
 126   EVT_MENU(TEST_LEFT_RIGHT, MyFrame::OnLeftRight)
 127   EVT_MENU(TEST_TOP_BOTTOM, MyFrame::OnTopBottom)
 128   EVT_CLOSE(MyFrame::OnCloseWindow)
 129 END_EVENT_TABLE()
 130
 131 // Define my frame constructor
 132 MyFrame::MyFrame(wxWindow *parent, const wxString& title, const wxPoint& pos, const wxSize& size):
 133   wxFrame(parent, -1, title, pos, size)
 134 {
 135 }
 136
 137 void MyFrame::OnQuit(wxCommandEvent& event)
 138 {
 139     Close(TRUE);
 140 }
 141
 142 void MyFrame::OnLeftRight(wxCommandEvent& event)
 143 {
 144       if (myTree)
 145       {
 146         myTree->SetOrientation(FALSE);
 147         wxClientDC dc(canvas);
 148         wxFont font(10, wxROMAN, wxNORMAL, wxBOLD);
 149         dc.SetFont(font);
 150         wxGetApp().TreeTest(*myTree, dc);
 151         canvas->Refresh();
 152       }
 153 }
 154
 155 void MyFrame::OnTopBottom(wxCommandEvent& event)
 156 {
 157       if (myTree)
 158       {
 159         myTree->SetOrientation(TRUE);
 160         wxClientDC dc(canvas);
 161         wxFont font(10, wxROMAN, wxNORMAL, wxBOLD);
 162         dc.SetFont(font);
 163         wxGetApp().TreeTest(*myTree, dc);
 164         canvas->Refresh();
 165       }
 166 }
 167
 168 void MyFrame::OnAbout(wxCommandEvent& event)
 169 {
 170       (void)wxMessageBox("wxWindows tree library demo Vsn 2.0\nAuthor: Julian Smart (c) 1998", "About tree test");
 171 }
 172
 173 void MyFrame::OnCloseWindow(wxCloseEvent& event)
 174 {
 175   Destroy();
 176 }
 177
 178 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 179     EVT_PAINT(MyCanvas::OnPaint)
 180 END_EVENT_TABLE()
 181
 182 // Define a constructor for my canvas
 183 MyCanvas::MyCanvas(wxWindow *parent):
 184  wxScrolledWindow(parent, -1)
 185 {
 186 }
 187
 188 // Define the repainting behaviour
 189 void MyCanvas::OnPaint(wxPaintEvent& event)
 190 {
 191     wxPaintDC dc(this);
 192     PrepareDC(dc);
 193     if (myTree)
 194     {
 195         wxFont font(10, wxROMAN, wxNORMAL, wxBOLD);
 196         dc.SetFont(font);
 197         myTree->Draw(dc);
 198     }
 199 }
 200