///////////////////////////////////////////////////////////////////////////// // Name: layout.cpp // Purpose: Layout sample // Author: Julian Smart // Modified by: // Created: 04/01/98 // RCS-ID: $Id: layout.cpp,v 1.26.2.2 2002/12/15 10:22:18 MBN Exp $ // Copyright: (c) Julian Smart and Markus Holzem // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #ifndef WX_PRECOMP #include "wx/wx.h" #endif #if !wxUSE_CONSTRAINTS #error You must set wxUSE_CONSTRAINTS to 1 in setup.h! #endif #include <ctype.h> #include "wx/sizer.h" #include "wx/statline.h" #include "wx/notebook.h" #include "layout.h" // Declare two frames MyFrame *frame = (MyFrame *) NULL; wxMenuBar *menu_bar = (wxMenuBar *) NULL; IMPLEMENT_APP(MyApp) MyApp::MyApp() { } bool MyApp::OnInit() { // Create the main frame window frame = new MyFrame(NULL, _T("wxWindows Layout Demo"), -1, -1, 400, 300); frame->SetAutoLayout(TRUE); // Give it a status line frame->CreateStatusBar(2); // Make a menubar wxMenu *file_menu = new wxMenu; file_menu->Append(LAYOUT_TEST_SIZER, _T("&Test sizers"), _T("Test sizer")); file_menu->Append(LAYOUT_TEST_NB, _T("&Test notebook sizers"), _T("Test notebook sizer")); file_menu->AppendSeparator(); file_menu->Append(LAYOUT_QUIT, _T("E&xit"), _T("Quit program")); wxMenu *help_menu = new wxMenu; help_menu->Append(LAYOUT_ABOUT, _T("&About"), _T("About layout demo")); menu_bar = new wxMenuBar; menu_bar->Append(file_menu, _T("&File")); menu_bar->Append(help_menu, _T("&Help")); // Associate the menu bar with the frame frame->SetMenuBar(menu_bar); // Make a panel wxPanel *panel = new wxPanel(frame); // Create some panel items wxButton *btn1 = new wxButton(panel, -1, _T("A button (1)")) ; wxLayoutConstraints *b1 = new wxLayoutConstraints; b1->centreX.SameAs (panel, wxCentreX); b1->top.SameAs (panel, wxTop, 5); b1->width.PercentOf (panel, wxWidth, 80); b1->height.AsIs (); btn1->SetConstraints(b1); wxListBox *list = new wxListBox(panel, -1, wxPoint(-1, -1), wxSize(200, 100)); list->Append(_T("Apple")); list->Append(_T("Pear")); list->Append(_T("Orange")); list->Append(_T("Banana")); list->Append(_T("Fruit")); wxLayoutConstraints *b2 = new wxLayoutConstraints; b2->top.Below (btn1, 5); b2->left.SameAs (panel, wxLeft, 5); b2->width.PercentOf (panel, wxWidth, 40); b2->bottom.SameAs (panel, wxBottom, 5); list->SetConstraints(b2); wxTextCtrl *mtext = new wxTextCtrl(panel, -1, _T("Some text")); wxLayoutConstraints *b3 = new wxLayoutConstraints; b3->top.Below (btn1, 5); b3->left.RightOf (list, 5); b3->right.SameAs (panel, wxRight, 5); b3->bottom.SameAs (panel, wxBottom, 5); mtext->SetConstraints(b3); MyWindow *canvas = new MyWindow(frame, 0, 0, 400, 400, wxRETAINED); // Make a text window MyTextWindow *text_window = new MyTextWindow(frame, 0, 250, 400, 150); // Set constraints for panel subwindow wxLayoutConstraints *c1 = new wxLayoutConstraints; c1->left.SameAs (frame, wxLeft); c1->top.SameAs (frame, wxTop); c1->right.PercentOf (frame, wxWidth, 50); c1->height.PercentOf (frame, wxHeight, 50); panel->SetConstraints(c1); // Set constraints for canvas subwindow wxLayoutConstraints *c2 = new wxLayoutConstraints; c2->left.SameAs (panel, wxRight); c2->top.SameAs (frame, wxTop); c2->right.SameAs (frame, wxRight); c2->height.PercentOf (frame, wxHeight, 50); canvas->SetConstraints(c2); // Set constraints for text subwindow wxLayoutConstraints *c3 = new wxLayoutConstraints; c3->left.SameAs (frame, wxLeft); c3->top.Below (panel); c3->right.SameAs (frame, wxRight); c3->bottom.SameAs (frame, wxBottom); text_window->SetConstraints(c3); frame->Show(TRUE); frame->SetStatusText(_T("wxWindows layout demo")); SetTopWindow(frame); return TRUE; } //----------------------------------------------------------------- // MyFrame //----------------------------------------------------------------- // Define my frame constructor MyFrame::MyFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int h) : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h)) { } BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(LAYOUT_QUIT, MyFrame::OnQuit) EVT_MENU(LAYOUT_TEST_SIZER, MyFrame::TestSizers) EVT_MENU(LAYOUT_TEST_NB, MyFrame::TestNotebookSizers) EVT_MENU(LAYOUT_ABOUT, MyFrame::About) END_EVENT_TABLE() void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) ) { Close(TRUE); } void MyFrame::TestSizers(wxCommandEvent& WXUNUSED(event) ) { MySizerFrame *newFrame = new MySizerFrame(NULL, _T("Sizer Test Frame"), 50, 50); newFrame->Show(TRUE); } void MyFrame::TestNotebookSizers(wxCommandEvent& WXUNUSED(event) ) { wxDialog dialog( this, -1, wxString(_T("Notebook Sizer Test Dialog")) ); // Begin with first hierarchy: a notebook at the top and // and OK button at the bottom. wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL ); wxNotebook *notebook = new wxNotebook( &dialog, -1 ); wxNotebookSizer *nbs = new wxNotebookSizer( notebook ); topsizer->Add( nbs, 1, wxGROW ); wxButton *button = new wxButton( &dialog, wxID_OK, _T("OK") ); topsizer->Add( button, 0, wxALIGN_RIGHT | wxALL, 10 ); // First page: one big text ctrl wxTextCtrl *multi = new wxTextCtrl( notebook, -1, _T("TextCtrl."), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE ); notebook->AddPage( multi, _T("Page One") ); // Second page: a text ctrl and a button wxPanel *panel = new wxPanel( notebook, -1 ); notebook->AddPage( panel, _T("Page Two") ); wxSizer *panelsizer = new wxBoxSizer( wxVERTICAL ); wxTextCtrl *text = new wxTextCtrl( panel, -1, _T("TextLine 1."), wxDefaultPosition, wxSize(250,-1) ); panelsizer->Add( text, 0, wxGROW|wxALL, 30 ); text = new wxTextCtrl( panel, -1, _T("TextLine 2."), wxDefaultPosition, wxSize(250,-1) ); panelsizer->Add( text, 0, wxGROW|wxALL, 30 ); wxButton *button2 = new wxButton( panel, -1, _T("Hallo") ); panelsizer->Add( button2, 0, wxALIGN_RIGHT | wxLEFT|wxRIGHT|wxBOTTOM, 30 ); panel->SetAutoLayout( TRUE ); panel->SetSizer( panelsizer ); // Tell dialog to use sizer dialog.SetAutoLayout( TRUE ); dialog.SetSizer( topsizer ); topsizer->Fit( &dialog ); topsizer->SetSizeHints( &dialog ); dialog.ShowModal(); } void MyFrame::About(wxCommandEvent& WXUNUSED(event) ) { (void)wxMessageBox(_T("wxWindows GUI library layout demo\n"), _T("About Layout Demo"), wxOK|wxCENTRE); } //----------------------------------------------------------------- // MyWindow //----------------------------------------------------------------- BEGIN_EVENT_TABLE(MyWindow, wxWindow) EVT_PAINT(MyWindow::OnPaint) END_EVENT_TABLE() // Define a constructor for my canvas MyWindow::MyWindow(wxFrame *frame, int x, int y, int w, int h, long style) : wxWindow(frame, -1, wxPoint(x, y), wxSize(w, h), style) { } MyWindow::~MyWindow() { } // Define the repainting behaviour void MyWindow::OnPaint(wxPaintEvent& WXUNUSED(event) ) { wxPaintDC dc(this); dc.SetPen(* wxGREEN_PEN); dc.DrawLine(0, 0, 200, 200); dc.DrawLine(200, 0, 0, 200); dc.SetBrush(* wxCYAN_BRUSH); dc.SetPen(* wxRED_PEN); dc.DrawRectangle(100, 100, 100, 50); dc.DrawRoundedRectangle(150, 150, 100, 50, 20); dc.DrawEllipse(250, 250, 100, 50); #if wxUSE_SPLINES dc.DrawSpline(50, 200, 50, 100, 200, 10); #endif // wxUSE_SPLINES dc.DrawLine(50, 230, 200, 230); dc.SetPen(* wxBLACK_PEN); dc.DrawArc(50, 300, 100, 250, 100, 300 ); } //----------------------------------------------------------------- // MySizerFrame //----------------------------------------------------------------- MySizerFrame::MySizerFrame(wxFrame *frame, wxChar *title, int x, int y ) : wxFrame(frame, -1, title, wxPoint(x, y) ) { // we want to get a dialog that is stretchable because it // has a text ctrl in the middle. at the bottom, we have // two buttons which. wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL ); // 1) top: create wxStaticText with minimum size equal to its default size topsizer->Add( new wxStaticText( this, -1, _T("An explanation (wxALIGN_RIGHT).") ), 0, // make vertically unstretchable wxALIGN_RIGHT | // right align text wxTOP | wxLEFT | wxRIGHT, // make border all around except wxBOTTOM 5 ); // set border width to 5 // 2) top: create wxTextCtrl with minimum size (100x60) topsizer->Add( new wxTextCtrl( this, -1, _T("My text (wxEXPAND)."), wxDefaultPosition, wxSize(100,60), wxTE_MULTILINE), 1, // make vertically stretchable wxEXPAND | // make horizontally stretchable wxALL, // and make border all around 5 ); // set border width to 5 // 2.5) Gratuitous test of wxStaticBoxSizers wxBoxSizer *statsizer = new wxStaticBoxSizer( new wxStaticBox(this, -1, _T("A wxStaticBoxSizer")), wxVERTICAL ); statsizer->Add( new wxStaticText(this, -1, _T("And some TEXT inside it")), 0, wxCENTER | wxALL, 30); topsizer->Add(statsizer, 1, wxEXPAND | wxALL, 10); // 2.7) And a test of wxGridSizer wxGridSizer *gridsizer = new wxGridSizer(2, 5, 5); gridsizer->Add(new wxStaticText(this, -1, _T("Label")), 0, wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL); gridsizer->Add(new wxTextCtrl(this, -1, _T("Grid sizer demo")), 1, wxGROW | wxALIGN_CENTER_VERTICAL); gridsizer->Add(new wxStaticText(this, -1, _T("Another label")), 0, wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL); gridsizer->Add(new wxTextCtrl(this, -1, _T("More text")), 1, wxGROW | wxALIGN_CENTER_VERTICAL); gridsizer->Add(new wxStaticText(this, -1, _T("Final label")), 0, wxALIGN_RIGHT | wxALIGN_CENTER_VERTICAL); gridsizer->Add(new wxTextCtrl(this, -1, _T("And yet more text")), 1, wxGROW | wxALIGN_CENTER_VERTICAL); topsizer->Add(gridsizer, 1, wxGROW | wxALL, 10); // 3) middle: create wxStaticLine with minimum size (3x3) topsizer->Add( new wxStaticLine( this, -1, wxDefaultPosition, wxSize(3,3), wxHORIZONTAL), 0, // make vertically unstretchable wxEXPAND | // make horizontally stretchable wxALL, // and make border all around 5 ); // set border width to 5 // 4) bottom: create two centred wxButtons wxBoxSizer *button_box = new wxBoxSizer( wxHORIZONTAL ); button_box->Add( new wxButton( this, -1, _T("Two buttons in a box") ), 0, // make horizontally unstretchable wxALL, // make border all around 7 ); // set border width to 7 button_box->Add( new wxButton( this, -1, _T("(wxCENTER)") ), 0, // make horizontally unstretchable wxALL, // make border all around 7 ); // set border width to 7 topsizer->Add( button_box, 0, // make vertically unstretchable wxCENTER ); // no border and centre horizontally // don't allow frame to get smaller than what the sizers tell it and also set // the initial size as calculated by the sizers topsizer->SetSizeHints( this ); SetSizer( topsizer ); }