///////////////////////////////////////////////////////////////////////////// // Program: wxWidgets Widgets Sample // Name: notebook.cpp // Purpose: Part of the widgets sample showing wxNotebook // Author: Vadim Zeitlin // Created: 06.04.01 // Id: $Id$ // Copyright: (c) 2001 Vadim Zeitlin // License: wxWindows license ///////////////////////////////////////////////////////////////////////////// // ============================================================================ // declarations // ============================================================================ // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- // for compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #if wxUSE_NOTEBOOK // for all others, include the necessary headers #ifndef WX_PRECOMP #include "wx/app.h" #include "wx/log.h" #include "wx/button.h" #include "wx/checkbox.h" #include "wx/combobox.h" #include "wx/radiobox.h" #include "wx/statbox.h" #include "wx/textctrl.h" #include "wx/dynarray.h" #endif #include "wx/sizer.h" #include "wx/notebook.h" #include "wx/artprov.h" #include "widgets.h" #include "icons/notebook.xpm" // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- // control ids enum { NotebookPage_Reset = 100, NotebookPage_SelectPage, NotebookPage_AddPage, NotebookPage_InsertPage, NotebookPage_RemovePage, NotebookPage_DeleteAll, NotebookPage_InsertText, NotebookPage_RemoveText, NotebookPage_SelectText, NotebookPage_NumPagesText, NotebookPage_CurSelectText, NotebookPage_Notebook }; // notebook orientations enum Orient { Orient_Top, Orient_Bottom, Orient_Left, Orient_Right, Orient_Max }; // ---------------------------------------------------------------------------- // NotebookWidgetsPage // ---------------------------------------------------------------------------- class NotebookWidgetsPage : public WidgetsPage { public: NotebookWidgetsPage(wxBookCtrlBase *book, wxImageList *imaglist); virtual ~NotebookWidgetsPage(); virtual wxControl *GetWidget() const { return m_notebook; } protected: // event handlers void OnPageChanging(wxNotebookEvent& event); void OnPageChanged(wxNotebookEvent& event); void OnButtonReset(wxCommandEvent& event); void OnButtonDeleteAll(wxCommandEvent& event); void OnButtonSelectPage(wxCommandEvent& event); void OnButtonAddPage(wxCommandEvent& event); void OnButtonInsertPage(wxCommandEvent& event); void OnButtonRemovePage(wxCommandEvent& event); void OnCheckOrRadioBox(wxCommandEvent& event); void OnUpdateUINumPagesText(wxUpdateUIEvent& event); void OnUpdateUICurSelectText(wxUpdateUIEvent& event); void OnUpdateUISelectButton(wxUpdateUIEvent& event); void OnUpdateUIInsertButton(wxUpdateUIEvent& event); void OnUpdateUIRemoveButton(wxUpdateUIEvent& event); void OnUpdateUIResetButton(wxUpdateUIEvent& event); // reset the wxNotebook parameters void Reset(); // (re)create the wxNotebook void CreateNotebook(); // create or destroy the image list void CreateImageList(); // create a new page wxWindow *CreateNewPage(); // get the image index for the new page int GetIconIndex() const; // get the numeric value of text ctrl int GetTextValue(wxTextCtrl *text) const; // is the value in range? bool IsValidValue(int val) const { return (val >= 0) && (val < (int) m_notebook->GetPageCount()); } // the controls // ------------ // the check/radio boxes for styles wxCheckBox *m_chkImages; wxRadioBox *m_radioOrient; // the text controls containing input for various commands wxTextCtrl *m_textInsert, *m_textRemove, *m_textSelect; // the notebook itself and the sizer it is in wxNotebook *m_notebook; wxSizer *m_sizerNotebook; // thei mage list for our notebook wxImageList *m_imageList; private: DECLARE_EVENT_TABLE() DECLARE_WIDGETS_PAGE(NotebookWidgetsPage) }; // ---------------------------------------------------------------------------- // event tables // ---------------------------------------------------------------------------- BEGIN_EVENT_TABLE(NotebookWidgetsPage, WidgetsPage) EVT_BUTTON(NotebookPage_Reset, NotebookWidgetsPage::OnButtonReset) EVT_BUTTON(NotebookPage_SelectPage, NotebookWidgetsPage::OnButtonSelectPage) EVT_BUTTON(NotebookPage_AddPage, NotebookWidgetsPage::OnButtonAddPage) EVT_BUTTON(NotebookPage_InsertPage, NotebookWidgetsPage::OnButtonInsertPage) EVT_BUTTON(NotebookPage_RemovePage, NotebookWidgetsPage::OnButtonRemovePage) EVT_BUTTON(NotebookPage_DeleteAll, NotebookWidgetsPage::OnButtonDeleteAll) EVT_UPDATE_UI(NotebookPage_NumPagesText, NotebookWidgetsPage::OnUpdateUINumPagesText) EVT_UPDATE_UI(NotebookPage_CurSelectText, NotebookWidgetsPage::OnUpdateUICurSelectText) EVT_UPDATE_UI(NotebookPage_SelectPage, NotebookWidgetsPage::OnUpdateUISelectButton) EVT_UPDATE_UI(NotebookPage_InsertPage, NotebookWidgetsPage::OnUpdateUIInsertButton) EVT_UPDATE_UI(NotebookPage_RemovePage, NotebookWidgetsPage::OnUpdateUIRemoveButton) EVT_NOTEBOOK_PAGE_CHANGING(wxID_ANY, NotebookWidgetsPage::OnPageChanging) EVT_NOTEBOOK_PAGE_CHANGED(wxID_ANY, NotebookWidgetsPage::OnPageChanged) EVT_CHECKBOX(wxID_ANY, NotebookWidgetsPage::OnCheckOrRadioBox) EVT_RADIOBOX(wxID_ANY, NotebookWidgetsPage::OnCheckOrRadioBox) END_EVENT_TABLE() // ============================================================================ // implementation // ============================================================================ IMPLEMENT_WIDGETS_PAGE(NotebookWidgetsPage, _T("Notebook")); NotebookWidgetsPage::NotebookWidgetsPage(wxBookCtrlBase *book, wxImageList *imaglist) : WidgetsPage(book) { imaglist->Add(wxBitmap(notebook_xpm)); // init everything m_chkImages = NULL; m_imageList = NULL; m_notebook = (wxNotebook *)NULL; m_sizerNotebook = (wxSizer *)NULL; wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL); // left pane wxStaticBox *box = new wxStaticBox(this, wxID_ANY, _T("&Set style")); // must be in sync with Orient enum wxArrayString orientations; orientations.Add(_T("&top")); orientations.Add(_T("&bottom")); orientations.Add(_T("&left")); orientations.Add(_T("&right")); wxASSERT_MSG( orientations.GetCount() == Orient_Max, _T("forgot to update something") ); m_chkImages = new wxCheckBox(this, wxID_ANY, _T("Show &images")); m_radioOrient = new wxRadioBox(this, wxID_ANY, _T("&Tab orientation"), wxDefaultPosition, wxDefaultSize, orientations, 1, wxRA_SPECIFY_COLS); wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL); sizerLeft->Add(m_chkImages, 0, wxALL, 5); sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer sizerLeft->Add(m_radioOrient, 0, wxALL, 5); wxButton *btn = new wxButton(this, NotebookPage_Reset, _T("&Reset")); sizerLeft->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15); // middle pane wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY, _T("&Contents")); wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL); wxTextCtrl *text; wxSizer *sizerRow = CreateSizerWithTextAndLabel(_T("Number of pages: "), NotebookPage_NumPagesText, &text); text->SetEditable(false); sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); sizerRow = CreateSizerWithTextAndLabel(_T("Current selection: "), NotebookPage_CurSelectText, &text); text->SetEditable(false); sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); sizerRow = CreateSizerWithTextAndButton(NotebookPage_SelectPage, _T("&Select page"), NotebookPage_SelectText, &m_textSelect); sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); btn = new wxButton(this, NotebookPage_AddPage, _T("&Add page")); sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5); sizerRow = CreateSizerWithTextAndButton(NotebookPage_InsertPage, _T("&Insert page at"), NotebookPage_InsertText, &m_textInsert); sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); sizerRow = CreateSizerWithTextAndButton(NotebookPage_RemovePage, _T("&Remove page"), NotebookPage_RemoveText, &m_textRemove); sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); btn = new wxButton(this, NotebookPage_DeleteAll, _T("&Delete All")); sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5); // right pane wxSizer *sizerRight = new wxBoxSizer(wxHORIZONTAL); m_notebook = new wxNotebook(this, NotebookPage_Notebook); sizerRight->Add(m_notebook, 1, wxGROW | wxALL, 5); sizerRight->SetMinSize(150, 0); m_sizerNotebook = sizerRight; // save it to modify it later // the 3 panes panes compose the window sizerTop->Add(sizerLeft, 0, wxGROW | (wxALL & ~wxLEFT), 10); sizerTop->Add(sizerMiddle, 0, wxGROW | wxALL, 10); sizerTop->Add(sizerRight, 1, wxGROW | (wxALL & ~wxRIGHT), 10); // final initializations Reset(); CreateImageList(); SetSizer(sizerTop); sizerTop->Fit(this); } NotebookWidgetsPage::~NotebookWidgetsPage() { delete m_imageList; } // ---------------------------------------------------------------------------- // operations // ---------------------------------------------------------------------------- void NotebookWidgetsPage::Reset() { m_chkImages->SetValue(true); m_radioOrient->SetSelection(Orient_Top); } void NotebookWidgetsPage::CreateImageList() { if ( m_chkImages->GetValue() ) { if ( !m_imageList ) { // create a dummy image list with a few icons m_imageList = new wxImageList(32, 32); wxSize size(32, 32); m_imageList->Add(wxArtProvider::GetIcon(wxART_INFORMATION, wxART_OTHER, size)); m_imageList->Add(wxArtProvider::GetIcon(wxART_QUESTION, wxART_OTHER, size)); m_imageList->Add(wxArtProvider::GetIcon(wxART_WARNING, wxART_OTHER, size)); m_imageList->Add(wxArtProvider::GetIcon(wxART_ERROR, wxART_OTHER, size)); } m_notebook->SetImageList(m_imageList); } else // no images { if ( m_imageList ) { delete m_imageList; m_imageList = NULL; } } // because of the bug in wxMSW we can't use SetImageList(NULL) - although // it would be logical if this removed the image list from notebook, under // MSW it crashes instead } void NotebookWidgetsPage::CreateNotebook() { int flags; switch ( m_radioOrient->GetSelection() ) { default: wxFAIL_MSG( _T("unknown notebook orientation") ); // fall through case Orient_Top: flags = wxBK_TOP; break; case Orient_Bottom: flags = wxBK_BOTTOM; break; case Orient_Left: flags = wxBK_LEFT; break; case Orient_Right: flags = wxBK_RIGHT; break; } wxNotebook *old_note = m_notebook; m_notebook = new wxNotebook(this, NotebookPage_Notebook, wxDefaultPosition, wxDefaultSize, flags); CreateImageList(); if ( old_note ) { const int sel = old_note->GetSelection(); const int count = old_note->GetPageCount(); // recreate the pages for ( int n = 0; n < count; n++ ) { m_notebook->AddPage(CreateNewPage(), old_note->GetPageText(n), false, m_chkImages->GetValue() ? GetIconIndex() : -1); } m_sizerNotebook->Detach( old_note ); delete old_note; // restore selection if ( sel != -1 ) { m_notebook->SetSelection(sel); } } m_sizerNotebook->Add(m_notebook, 1, wxGROW | wxALL, 5); m_sizerNotebook->Layout(); } // ---------------------------------------------------------------------------- // helpers // ---------------------------------------------------------------------------- int NotebookWidgetsPage::GetTextValue(wxTextCtrl *text) const { long pos; if ( !text->GetValue().ToLong(&pos) ) pos = -1; return (int)pos; } int NotebookWidgetsPage::GetIconIndex() const { if ( m_imageList ) { int nImages = m_imageList->GetImageCount(); if ( nImages > 0 ) { return m_notebook->GetPageCount() % nImages; } } return -1; } wxWindow *NotebookWidgetsPage::CreateNewPage() { return new wxTextCtrl(m_notebook, wxID_ANY, _T("I'm a notebook page")); } // ---------------------------------------------------------------------------- // event handlers // ---------------------------------------------------------------------------- void NotebookWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event)) { Reset(); CreateNotebook(); } void NotebookWidgetsPage::OnButtonDeleteAll(wxCommandEvent& WXUNUSED(event)) { m_notebook->DeleteAllPages(); } void NotebookWidgetsPage::OnButtonSelectPage(wxCommandEvent& WXUNUSED(event)) { int pos = GetTextValue(m_textSelect); wxCHECK_RET( IsValidValue(pos), _T("button should be disabled") ); m_notebook->SetSelection(pos); } void NotebookWidgetsPage::OnButtonAddPage(wxCommandEvent& WXUNUSED(event)) { m_notebook->AddPage(CreateNewPage(), _T("Added page"), false, GetIconIndex()); } void NotebookWidgetsPage::OnButtonInsertPage(wxCommandEvent& WXUNUSED(event)) { int pos = GetTextValue(m_textInsert); wxCHECK_RET( IsValidValue(pos), _T("button should be disabled") ); m_notebook->InsertPage(pos, CreateNewPage(), _T("Inserted page"), false, GetIconIndex()); } void NotebookWidgetsPage::OnButtonRemovePage(wxCommandEvent& WXUNUSED(event)) { int pos = GetTextValue(m_textRemove); wxCHECK_RET( IsValidValue(pos), _T("button should be disabled") ); m_notebook->DeletePage(pos); } void NotebookWidgetsPage::OnUpdateUISelectButton(wxUpdateUIEvent& event) { event.Enable( IsValidValue(GetTextValue(m_textSelect)) ); } void NotebookWidgetsPage::OnUpdateUIInsertButton(wxUpdateUIEvent& event) { event.Enable( IsValidValue(GetTextValue(m_textInsert)) ); } void NotebookWidgetsPage::OnUpdateUIRemoveButton(wxUpdateUIEvent& event) { event.Enable( IsValidValue(GetTextValue(m_textRemove)) ); } void NotebookWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event) { event.Enable( !m_chkImages->GetValue() || m_radioOrient->GetSelection() != wxBK_TOP ); } void NotebookWidgetsPage::OnUpdateUINumPagesText(wxUpdateUIEvent& event) { event.SetText( wxString::Format(_T("%d"), m_notebook->GetPageCount()) ); } void NotebookWidgetsPage::OnUpdateUICurSelectText(wxUpdateUIEvent& event) { event.SetText( wxString::Format(_T("%d"), m_notebook->GetSelection()) ); } void NotebookWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event)) { CreateNotebook(); } void NotebookWidgetsPage::OnPageChanging(wxNotebookEvent& event) { wxLogMessage(_T("Notebook page changing from %d to %d (currently %d)."), event.GetOldSelection(), event.GetSelection(), m_notebook->GetSelection()); event.Skip(); } void NotebookWidgetsPage::OnPageChanged(wxNotebookEvent& event) { wxLogMessage(_T("Notebook page changed from %d to %d (currently %d)."), event.GetOldSelection(), event.GetSelection(), m_notebook->GetSelection()); event.Skip(); } #endif // wxUSE_NOTEBOOK