wxWidgets/samples/notebook/notebook.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: samples/notebook/notebook.cpp
// Purpose: a sample demonstrating notebook usage
// Author: Julian Smart
// Modified by: Dimitri Schoolwerth
// Created: 26/10/98
// RCS-ID: $Id$
// Copyright: (c) 1998-2002 wxWindows team
// License: wxWindows license
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/imaglist.h"
#include "wx/artprov.h"
#include "notebook.h"
IMPLEMENT_APP(MyApp)
bool MyApp::OnInit()
{
// Create the main window
MyFrame *frame = new MyFrame( wxT("Notebook sample") );
// Problem with generic wxNotebook implementation whereby it doesn't size
// properly unless you set the size again
#if defined(__WIN16__) || defined(__WXMOTIF__)
int width, height;
frame->GetSize(& width, & height);
frame->SetSize(-1, -1, width, height);
#endif
frame->Show();
return TRUE;
}
MyNotebook::MyNotebook(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style)
: wxNotebook(parent, id, pos, size, style)
{
// Empty
}
wxPanel *MyNotebook::CreatePage(const wxString&pageName)
{
if
(
pageName.Contains(INSERTED_PAGE_NAME)
|| pageName.Contains(ADDED_PAGE_NAME)
)
{
return CreateUserCreatedPage();
}
if (pageName == I_WAS_INSERTED_PAGE_NAME)
{
return CreateInsertPage();
}
if (pageName == VETO_PAGE_NAME)
{
return CreateVetoPage();
}
if (pageName == RADIOBUTTONS_PAGE_NAME)
{
return CreateRadioButtonsPage();
}
if (pageName == MAXIMIZED_BUTTON_PAGE_NAME)
{
return CreateBigButtonPage();
}
wxFAIL;
return (wxPanel *) NULL;
}
wxPanel *MyNotebook::CreateUserCreatedPage()
{
wxPanel *panel = new wxPanel(this);
(void) new wxButton( panel, -1, wxT("Button"),
wxPoint(10, 10), wxSize(-1, -1) );
return panel;
}
wxPanel *MyNotebook::CreateRadioButtonsPage()
{
wxPanel *panel = new wxPanel(this);
wxString animals[] = { wxT("Fox"), wxT("Hare"), wxT("Rabbit"),
wxT("Sabre-toothed tiger"), wxT("T Rex") };
wxRadioBox *radiobox1 = new wxRadioBox(panel, -1, wxT("Choose one"),
wxDefaultPosition, wxDefaultSize, 5, animals, 2, wxRA_SPECIFY_ROWS);
wxString computers[] = { wxT("Amiga"), wxT("Commodore 64"), wxT("PET"),
wxT("Another") };
wxRadioBox *radiobox2 = new wxRadioBox(panel, -1,
wxT("Choose your favourite"), wxDefaultPosition, wxDefaultSize,
4, computers, 0, wxRA_SPECIFY_COLS);
wxBoxSizer *sizerPanel = new wxBoxSizer(wxVERTICAL);
sizerPanel->Add(radiobox1, 2, wxEXPAND);
sizerPanel->Add(radiobox2, 1, wxEXPAND);
panel->SetSizer(sizerPanel);
return panel;
}
wxPanel *MyNotebook::CreateVetoPage()
{
wxPanel *panel = new wxPanel(this);
(void) new wxStaticText( panel, -1,
wxT("This page intentionally left blank"), wxPoint(10, 10) );
return panel;
}
wxPanel *MyNotebook::CreateBigButtonPage()
{
wxPanel *panel = new wxPanel(this);
wxButton *buttonBig = new wxButton( panel, -1, wxT("Maximized button"),
wxPoint(0, 0), wxSize(480, 360) );
wxBoxSizer *sizerPanel = new wxBoxSizer(wxVERTICAL);
sizerPanel->Add(buttonBig, 1, wxEXPAND);
panel->SetSizer(sizerPanel);
return panel;
}
wxPanel *MyNotebook::CreateInsertPage()
{
wxPanel *panel = new wxPanel(this);
panel->SetBackgroundColour( wxColour( wxT("MAROON") ) );
(void) new wxStaticText( panel, -1,
wxT("This page has been inserted, not added."), wxPoint(10, 10) );
return panel;
}
void MyNotebook::CreateInitialPages()
{
wxPanel *panel = (wxPanel *) NULL;
// Create and add some panels to the notebook
panel = CreateRadioButtonsPage();
AddPage( panel, RADIOBUTTONS_PAGE_NAME, FALSE, GetIconIndex() );
panel = CreateVetoPage();
AddPage( panel, VETO_PAGE_NAME, FALSE, GetIconIndex() );
panel = CreateBigButtonPage();
AddPage( panel, MAXIMIZED_BUTTON_PAGE_NAME, FALSE, GetIconIndex() );
panel = CreateInsertPage();
InsertPage( 0, panel, I_WAS_INSERTED_PAGE_NAME, FALSE, GetIconIndex() );
SetSelection(1);
}
int MyNotebook::GetIconIndex() const
{
if (m_imageList)
{
int nImages = m_imageList->GetImageCount();
if (nImages > 0)
{
return GetPageCount() % nImages;
}
}
return -1;
}
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
long style)
: wxFrame((wxWindow *) NULL, -1, title, pos, size, style)
{
m_panel = (wxPanel *) NULL;
m_notebook = (MyNotebook *) NULL;
// create a dummy image list with a few icons
wxSize imageSize(32, 32);
m_imageList
= new wxImageList( imageSize.GetWidth(), imageSize.GetHeight() );
m_imageList->Add
(
wxArtProvider::GetIcon(wxART_INFORMATION, wxART_OTHER, imageSize)
);
m_imageList->Add
(
wxArtProvider::GetIcon(wxART_QUESTION, wxART_OTHER, imageSize)
);
m_imageList->Add
(
wxArtProvider::GetIcon(wxART_WARNING, wxART_OTHER, imageSize)
);
m_imageList->Add
(
wxArtProvider::GetIcon(wxART_ERROR, wxART_OTHER, imageSize)
);
m_panel = new wxPanel(this, -1, wxDefaultPosition, wxDefaultSize,
wxTAB_TRAVERSAL | wxCLIP_CHILDREN | wxNO_BORDER);
// Create remaining controls
// must be in sync with Orient enum
wxString strOrientations[] =
{
wxT("&Top"),
wxT("&Bottom"),
wxT("&Left"),
wxT("&Right"),
};
wxASSERT_MSG( WXSIZEOF(strOrientations) == ORIENT_MAX,
wxT("Forgot to update something") );
m_radioOrient = new wxRadioBox
(
m_panel, ID_RADIO_ORIENT,
wxT("&Tab orientation"),
wxDefaultPosition, wxDefaultSize,
WXSIZEOF(strOrientations), strOrientations,
1, wxRA_SPECIFY_COLS
);
m_chkShowImages = new wxCheckBox( m_panel, ID_CHK_SHOWIMAGES,
wxT("&Show images") );
m_btnAddPage = new wxButton( m_panel, ID_BTN_ADD_PAGE, wxT("&Add page") );
m_btnInsertPage = new wxButton( m_panel, ID_BTN_INSERT_PAGE,
wxT("&Insert page") );
m_btnDeletePage = new wxButton( m_panel, ID_BTN_DELETE_PAGE,
wxT("&Delete page") );
m_btnNextPage = new wxButton( m_panel, ID_BTN_NEXT_PAGE,
wxT("&Next page") );
m_btnExit = new wxButton( m_panel, wxID_OK, wxT("&Exit") );
m_btnExit->SetDefault();
m_notebook = new MyNotebook(m_panel, ID_NOTEBOOK);
m_text = new wxTextCtrl(m_panel, -1, wxEmptyString,
wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE | wxTE_READONLY);
m_logTargetOld = wxLog::SetActiveTarget( new wxLogTextCtrl(m_text) );
// Create the notebook's panels
m_notebook->CreateInitialPages();
// Set sizers
m_sizerFrame = new wxBoxSizer(wxVERTICAL);
m_sizerTop = new wxBoxSizer(wxHORIZONTAL);
wxBoxSizer *sizerLeft = new wxBoxSizer(wxVERTICAL);
{
sizerLeft->Add(m_radioOrient, 0, wxEXPAND);
sizerLeft->Add(m_chkShowImages, 0, wxEXPAND | wxTOP, 4);
sizerLeft->Add(0, 0, 1); // Spacer
sizerLeft->Add(m_btnAddPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
sizerLeft->Add(m_btnInsertPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
sizerLeft->Add(m_btnDeletePage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
sizerLeft->Add(m_btnNextPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
sizerLeft->Add(0, 0, 1); // Spacer
sizerLeft->Add(m_btnExit, 0, wxEXPAND);
}
m_sizerTop->Add(sizerLeft, 0, wxEXPAND | wxALL, 4);
m_sizerFrame->Add(m_sizerTop, 1, wxEXPAND);
m_sizerFrame->Add(m_text, 0, wxEXPAND);
ReInitNotebook();
m_panel->SetSizer(m_sizerFrame);
m_panel->SetAutoLayout(TRUE);
m_sizerFrame->Fit(this);
Centre(wxBOTH);
}
MyFrame::~MyFrame()
{
delete wxLog::SetActiveTarget(m_logTargetOld);
if (m_imageList)
{
delete m_imageList;
m_imageList = (wxImageList *) NULL;
}
}
void MyFrame::ReInitNotebook()
{
int flags;
switch ( m_radioOrient->GetSelection() )
{
default:
wxFAIL_MSG( wxT("unknown notebook orientation") );
// fall through
case ORIENT_TOP:
flags = wxNB_TOP;
break;
case ORIENT_BOTTOM:
flags = wxNB_BOTTOM;
break;
case ORIENT_LEFT:
flags = wxNB_LEFT;
break;
case ORIENT_RIGHT:
flags = wxNB_RIGHT;
break;
}
MyNotebook *notebook = m_notebook;
m_notebook = new MyNotebook(m_panel, ID_NOTEBOOK,
wxDefaultPosition, wxDefaultSize,
flags);
if ( m_chkShowImages->IsChecked() )
{
m_notebook->SetImageList(m_imageList);
}
if (notebook)
{
int sel = notebook->GetSelection();
int count = notebook->GetPageCount();
for (int n = 0; n < count; n++)
{
wxString str = notebook->GetPageText(n);
wxNotebookPage *page = m_notebook->CreatePage(str);
m_notebook->AddPage(page, str, FALSE, m_notebook->GetIconIndex() );
}
if (m_sizerNotebook)
{
m_sizerTop->Remove(m_sizerNotebook);
}
delete notebook;
// restore selection
if (sel != -1)
{
m_notebook->SetSelection(sel);
}
}
m_sizerNotebook = new wxNotebookSizer(m_notebook);
m_sizerTop->Add(m_sizerNotebook, 1, wxEXPAND | wxALL, 4);
m_sizerTop->Layout();
}
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_RADIOBOX(ID_RADIO_ORIENT, MyFrame::OnCheckOrRadioBox)
EVT_CHECKBOX(ID_CHK_SHOWIMAGES, MyFrame::OnCheckOrRadioBox)
EVT_BUTTON(ID_BTN_ADD_PAGE, MyFrame::OnButtonAddPage)
EVT_BUTTON(ID_BTN_INSERT_PAGE, MyFrame::OnButtonInsertPage)
EVT_BUTTON(ID_BTN_DELETE_PAGE, MyFrame::OnButtonDeletePage)
EVT_BUTTON(ID_BTN_NEXT_PAGE, MyFrame::OnButtonNextPage)
EVT_BUTTON(wxID_OK, MyFrame::OnButtonExit)
EVT_NOTEBOOK_PAGE_CHANGED(ID_NOTEBOOK, MyFrame::OnNotebook)
EVT_NOTEBOOK_PAGE_CHANGING(ID_NOTEBOOK, MyFrame::OnNotebook)
EVT_IDLE(MyFrame::OnIdle)
END_EVENT_TABLE()
void MyFrame::OnCheckOrRadioBox(wxCommandEvent& event)
{
ReInitNotebook();
}
void MyFrame::OnButtonAddPage( wxCommandEvent& WXUNUSED(event) )
{
static size_t s_pageAdded = 0;
wxPanel *panel = new wxPanel( m_notebook, -1 );
(void) new wxButton( panel, -1, wxT("Button"),
wxPoint(10, 10), wxSize(-1, -1) );
m_notebook->AddPage(panel, wxString::Format(ADDED_PAGE_NAME wxT("%u"),
++s_pageAdded), FALSE, m_notebook->GetIconIndex() );
}
void MyFrame::OnButtonInsertPage( wxCommandEvent& WXUNUSED(event) )
{
static size_t s_pageIns = 0;
wxPanel *panel = m_notebook->CreateUserCreatedPage();
m_notebook->InsertPage( 0, panel,
wxString::Format(INSERTED_PAGE_NAME wxT("%u"), ++s_pageIns), FALSE,
m_notebook->GetIconIndex() );
m_notebook->SetSelection(0);
}
void MyFrame::OnButtonDeletePage( wxCommandEvent& WXUNUSED(event) )
{
int sel = m_notebook->GetSelection();
if (sel != -1)
{
m_notebook->DeletePage(sel);
}
}
void MyFrame::OnButtonNextPage( wxCommandEvent& WXUNUSED(event) )
{
m_notebook->AdvanceSelection();
}
void MyFrame::OnButtonExit( wxCommandEvent& WXUNUSED(event) )
{
Close();
}
void MyFrame::OnNotebook(wxNotebookEvent& event)
{
wxString str = wxT("Unknown notebook event");
wxEventType eventType = event.GetEventType();
if (eventType == wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
{
str = wxT("Notebook changed");
}
else if (eventType == wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
{
int idx = event.GetOldSelection();
if ( idx != -1 && m_notebook->GetPageText(idx) == VETO_PAGE_NAME )
{
if
(
wxMessageBox(
wxT("Are you sure you want to leave this notebook page?\n")
wxT("(This demonstrates veto-ing)"),
wxT("Notebook sample"),
wxICON_QUESTION | wxYES_NO, this) != wxYES )
{
event.Veto();
return;
}
}
str = wxT("Notebook changing");
}
static int s_numNotebookEvents = 0;
wxLogMessage(wxT("Notebook event #%d: %s (%d)"),
s_numNotebookEvents++, str, eventType);
m_text->SetInsertionPointEnd();
event.Skip();
}
void MyFrame::OnIdle( wxIdleEvent& WXUNUSED(event) )
{
static int s_nPages = -1;
static int s_nSel = -1;
int nPages = m_notebook->GetPageCount();
int nSel = m_notebook->GetSelection();
if ( nPages != s_nPages || nSel != s_nSel )
{
s_nPages = nPages;
s_nSel = nSel;
wxString title;
title.Printf(wxT("Notebook (%d pages, selection: %d)"), nPages, nSel);
SetTitle(title);
}
}