samples/splitter/test.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        splitter.cpp
   3 // Purpose:     wxSplitterWindow sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  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 #ifndef WX_PRECOMP
  20 #include "wx/wx.h"
  21 #endif
  22
  23 #include "wx/splitter.h"
  24
  25 class MyApp;
  26 class MyFrame;
  27 class MyCanvas;
  28
  29 class MyApp: public wxApp
  30 {
  31 public:
  32         bool OnInit();
  33 };
  34
  35 class MyFrame: public wxFrame
  36 {
  37 public:
  38         MyFrame(wxFrame* frame, const wxString& title, const wxPoint& pos, const wxSize& size);
  39         virtual ~MyFrame();
  40
  41         bool OnClose();
  42
  43         // Menu commands
  44         void SplitHorizontal(wxCommandEvent& event);
  45         void SplitVertical(wxCommandEvent& event);
  46         void Unsplit(wxCommandEvent& event);
  47         void Quit(wxCommandEvent& event);
  48
  49         // Menu command update functions
  50         void UpdateUIHorizontal(wxUpdateUIEvent& event);
  51         void UpdateUIVertical(wxUpdateUIEvent& event);
  52         void UpdateUIUnsplit(wxUpdateUIEvent& event);
  53
  54     void OnIdle(wxIdleEvent& event);
  55
  56 private:
  57         wxMenu*         fileMenu;
  58         wxMenuBar*      menuBar;
  59         MyCanvas*       leftCanvas;
  60         MyCanvas*       rightCanvas;
  61     wxSplitterWindow* splitter;
  62
  63 DECLARE_EVENT_TABLE()
  64 };
  65
  66 class MyCanvas: public wxScrolledWindow
  67 {
  68 public:
  69         MyCanvas(wxWindow* parent, int x, int y, int w, int h);
  70         virtual ~MyCanvas();
  71
  72         virtual void OnDraw(wxDC& dc);
  73
  74 DECLARE_EVENT_TABLE()
  75 };
  76
  77 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
  78 END_EVENT_TABLE()
  79
  80 // ID for the menu quit command
  81 #define SPLIT_QUIT          1
  82 #define SPLIT_HORIZONTAL    2
  83 #define SPLIT_VERTICAL      3
  84 #define SPLIT_UNSPLIT       4
  85
  86 IMPLEMENT_APP(MyApp)
  87
  88 bool MyApp::OnInit(void)
  89 {
  90         MyFrame* frame = new MyFrame(NULL, "wxSplitterWindow Example", wxPoint(50, 50), wxSize(400, 300));
  91
  92         // Show the frame
  93         frame->Show(TRUE);
  94
  95         SetTopWindow(frame);
  96
  97         return TRUE;
  98 }
  99
 100 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 101         EVT_MENU(SPLIT_VERTICAL, MyFrame::SplitVertical)
 102         EVT_MENU(SPLIT_HORIZONTAL, MyFrame::SplitHorizontal)
 103         EVT_MENU(SPLIT_UNSPLIT, MyFrame::Unsplit)
 104         EVT_MENU(SPLIT_QUIT, MyFrame::Quit)
 105         EVT_UPDATE_UI(SPLIT_VERTICAL, MyFrame::UpdateUIVertical)
 106         EVT_UPDATE_UI(SPLIT_HORIZONTAL, MyFrame::UpdateUIHorizontal)
 107         EVT_UPDATE_UI(SPLIT_UNSPLIT, MyFrame::UpdateUIUnsplit)
 108         EVT_IDLE(MyFrame::OnIdle)
 109 END_EVENT_TABLE()
 110
 111 // My frame constructor
 112 MyFrame::MyFrame(wxFrame* frame, const wxString& title, const wxPoint& pos, const wxSize& size):
 113         wxFrame(frame, -1, title, pos, size)
 114 {
 115         // set the icon
 116 #ifdef __WXMSW__
 117         SetIcon(wxIcon("mondrian"));
 118 #endif
 119
 120         CreateStatusBar(1);
 121
 122         // Make a menubar
 123         fileMenu = new wxMenu;
 124         fileMenu->Append(SPLIT_VERTICAL, "Split &Vertically", "Split vertically");
 125         fileMenu->Append(SPLIT_HORIZONTAL, "Split &Horizontally", "Split horizontally");
 126         fileMenu->Append(SPLIT_UNSPLIT, "&Unsplit", "Unsplit");
 127         fileMenu->Append(SPLIT_QUIT, "E&xit", "Exit");
 128
 129         menuBar = new wxMenuBar;
 130         menuBar->Append(fileMenu, "&File");
 131
 132         SetMenuBar(menuBar);
 133
 134     splitter = new wxSplitterWindow(this, -1, wxPoint(0, 0), wxSize(400, 400),
 135 //            wxSP_BORDER);
 136             wxSP_3D);
 137 //            wxSP_NOBORDER);
 138
 139         leftCanvas = new MyCanvas(splitter, 0, 0, 400, 400);
 140     leftCanvas->SetBackgroundColour(*wxRED);
 141     leftCanvas->SetScrollbars(20, 20, 50, 50);
 142
 143         rightCanvas = new MyCanvas(splitter, 0, 0, 400, 400);
 144     rightCanvas->SetBackgroundColour(*wxCYAN);
 145     rightCanvas->SetScrollbars(20, 20, 50, 50);
 146     rightCanvas->Show(FALSE);
 147
 148     splitter->Initialize(leftCanvas);
 149
 150     // Set this to prevent unsplitting
 151 //    splitter->SetMinimumPaneSize(20);
 152 }
 153
 154 MyFrame::~MyFrame()
 155 {
 156 }
 157
 158 bool MyFrame::OnClose()
 159 {
 160         return TRUE;
 161 }
 162
 163 void MyFrame::Quit(wxCommandEvent& WXUNUSED(event) )
 164 {
 165         Close(TRUE);
 166 }
 167
 168 void MyFrame::SplitHorizontal(wxCommandEvent& WXUNUSED(event) )
 169 {
 170     if ( splitter->IsSplit() )
 171         splitter->Unsplit();
 172     leftCanvas->Show(TRUE);
 173     rightCanvas->Show(TRUE);
 174     splitter->SplitHorizontally( leftCanvas, rightCanvas );
 175 }
 176
 177 void MyFrame::SplitVertical(wxCommandEvent& WXUNUSED(event) )
 178 {
 179     if ( splitter->IsSplit() )
 180         splitter->Unsplit();
 181     leftCanvas->Show(TRUE);
 182     rightCanvas->Show(TRUE);
 183     splitter->SplitVertically( leftCanvas, rightCanvas );
 184 }
 185
 186 void MyFrame::Unsplit(wxCommandEvent& WXUNUSED(event) )
 187 {
 188     if ( splitter->IsSplit() )
 189         splitter->Unsplit();
 190 }
 191
 192 void MyFrame::UpdateUIHorizontal(wxUpdateUIEvent& event)
 193 {
 194         event.Enable( ( (!splitter->IsSplit()) || (splitter->GetSplitMode() != wxSPLIT_HORIZONTAL) ) );
 195 }
 196
 197 void MyFrame::UpdateUIVertical(wxUpdateUIEvent& event)
 198 {
 199         event.Enable( ( (!splitter->IsSplit()) || (splitter->GetSplitMode() != wxSPLIT_VERTICAL) ) );
 200 }
 201
 202 void MyFrame::UpdateUIUnsplit(wxUpdateUIEvent& event)
 203 {
 204         event.Enable( splitter->IsSplit() );
 205 }
 206
 207 void MyFrame::OnIdle(wxIdleEvent& event)
 208 {
 209     if ( GetStatusBar()->GetStatusText(0) != "Ready" )
 210         SetStatusText("Ready");
 211
 212         wxFrame::OnIdle(event);
 213 }
 214
 215 MyCanvas::MyCanvas(wxWindow* parent, int x, int y, int w, int h) :
 216         wxScrolledWindow(parent, -1, wxPoint(x, y), wxSize(w, h))
 217 {
 218 }
 219
 220 MyCanvas::~MyCanvas()
 221 {
 222 }
 223
 224 void MyCanvas::OnDraw(wxDC& dc)
 225 {
 226         dc.SetPen(*wxBLACK_PEN);
 227         dc.DrawLine(0, 0, 100, 100);
 228
 229     dc.SetBackgroundMode(wxTRANSPARENT);
 230         dc.DrawText("Testing", 50, 50);
 231
 232     dc.SetPen(*wxRED_PEN);
 233     dc.SetBrush(*wxGREEN_BRUSH);
 234     dc.DrawRectangle(120, 120, 100, 80);
 235 }