added lbox test
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8381 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
410
samples/listbox/lboxtest.cpp
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410
samples/listbox/lboxtest.cpp
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/////////////////////////////////////////////////////////////////////////////
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// Name: lboxtest.cpp
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// Purpose: wxListBox sample
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// Author: Vadim Zeitlin
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// Id: $Id$
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// Copyright: (c) 2000 Vadim Zeitlin
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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#ifdef __GNUG__
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#pragma implementation "lboxtest.cpp"
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#pragma interface "lboxtest.cpp"
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#endif
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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// for all others, include the necessary headers (this file is usually all you
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// need because it includes almost all "standard" wxWindows headers)
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/frame.h"
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#include "wx/dcclient.h"
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#include "wx/bmpbuttn.h"
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#include "wx/button.h"
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#include "wx/checkbox.h"
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#include "wx/checklst.h"
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#include "wx/listbox.h"
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#include "wx/radiobox.h"
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#include "wx/radiobut.h"
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#include "wx/scrolbar.h"
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#include "wx/scrolwin.h"
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#include "wx/statbox.h"
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#include "wx/stattext.h"
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#endif
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#include "wx/sizer.h"
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#ifdef __WXUNIVERSAL__
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#include "wx/univ/theme.h"
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// ----------------------------------------------------------------------------
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// resources
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// ----------------------------------------------------------------------------
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#include "bricks.xpm"
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#endif // __WXUNIVERSAL__
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// control ids
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enum
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{
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LboxTest_Reset = 100,
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LboxTest_Create,
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LboxTest_Add,
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LboxTest_AddSeveral,
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LboxTest_Clear,
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LboxTest_Delete
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};
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// ----------------------------------------------------------------------------
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// our classes
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// ----------------------------------------------------------------------------
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// Define a new application type, each program should derive a class from wxApp
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class LboxTestApp : public wxApp
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{
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public:
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// override base class virtuals
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// ----------------------------
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// this one is called on application startup and is a good place for the app
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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};
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// Define a new frame type: this is going to be our main frame
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class LboxTestFrame : public wxFrame
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{
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public:
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// ctor(s)
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LboxTestFrame(const wxString& title);
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protected:
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// event handlers
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void OnButtonReset(wxCommandEvent& event);
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void OnButtonCreate(wxCommandEvent& event);
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void OnButtonClear(wxCommandEvent& event);
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void OnButtonAdd(wxCommandEvent& event);
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void OnButtonAddSeveral(wxCommandEvent& event);
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void OnCheckOrRadioBox(wxCommandEvent& event);
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void OnUpdateUIButtons(wxUpdateUIEvent& event);
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// reset the listbox parameters
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void Reset();
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// (re)create the listbox
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void CreateLbox();
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// listbox parameters
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// ------------------
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// the selection mode
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enum LboxSelection
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{
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LboxSel_Single,
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LboxSel_Extended,
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LboxSel_Multiple
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} m_lboxSelMode;
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// should it be sorted?
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bool m_sorted;
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// should it have horz scroll/vert scrollbar permanently shown?
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bool m_horzScroll,
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m_vertScrollAlways;
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// should the recreate button be enabled?
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bool m_dirty;
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// the controls
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// ------------
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// the sel mode radiobox
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wxRadioBox *m_radioSelMode;
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// the checkboxes
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wxCheckBox *m_chkSort,
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*m_chkHScroll,
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*m_chkVScroll;
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// the listbox itself and the sizer it is in
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wxListBox *m_lbox;
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wxSizer *m_sizerLbox;
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// the buttons to reset the settings and recreated the box
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wxButton *m_btnReset,
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*m_btnCreate;
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private:
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// any class wishing to process wxWindows events must use this macro
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DECLARE_EVENT_TABLE()
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};
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// ----------------------------------------------------------------------------
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// misc macros
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// ----------------------------------------------------------------------------
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IMPLEMENT_APP(LboxTestApp)
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#ifdef __WXUNIVERSAL__
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WX_USE_THEME(win32);
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WX_USE_THEME(gtk);
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#endif // __WXUNIVERSAL__
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// ----------------------------------------------------------------------------
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// event tables
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(LboxTestFrame, wxFrame)
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EVT_BUTTON(LboxTest_Reset, LboxTestFrame::OnButtonReset)
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EVT_BUTTON(LboxTest_Create, LboxTestFrame::OnButtonCreate)
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EVT_BUTTON(LboxTest_Clear, LboxTestFrame::OnButtonClear)
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EVT_BUTTON(LboxTest_Add, LboxTestFrame::OnButtonAdd)
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EVT_BUTTON(LboxTest_AddSeveral, LboxTestFrame::OnButtonAddSeveral)
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EVT_UPDATE_UI_RANGE(LboxTest_Reset, LboxTest_Create,
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LboxTestFrame::OnUpdateUIButtons)
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EVT_CHECKBOX(-1, LboxTestFrame::OnCheckOrRadioBox)
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EVT_RADIOBOX(-1, LboxTestFrame::OnCheckOrRadioBox)
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END_EVENT_TABLE()
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// app class
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// ----------------------------------------------------------------------------
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bool LboxTestApp::OnInit()
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{
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wxFrame *frame = new LboxTestFrame(_T("wxListBox sample"));
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frame->Show();
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//wxLog::AddTraceMask(_T("listbox"));
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// top level frame class
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// ----------------------------------------------------------------------------
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LboxTestFrame::LboxTestFrame(const wxString& title)
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: wxFrame(NULL, -1, title)
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{
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// init everything
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m_dirty = FALSE;
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m_radioSelMode = (wxRadioBox *)NULL;
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m_chkVScroll =
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m_chkHScroll =
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m_chkSort = (wxCheckBox *)NULL;
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m_lbox = (wxListBox *)NULL;
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m_sizerLbox = (wxSizer *)NULL;
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/*
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What we create here is a frame having 2 panes: the explanatory pane to
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the left allowing to set the listbox styles and recreate the control
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and the pane containing the listbox itself and the control used for log
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output to the right.
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The left pane is divided, itself, in 2 parts with the upper one
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allowing to recreate the listbox and the lower one to add/change/delete
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strings to/from it.
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*/
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wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL),
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*sizerLeft = new wxBoxSizer(wxVERTICAL),
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*sizerRight = new wxBoxSizer(wxVERTICAL);
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// upper left pane
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static const wxString modes[] =
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{
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_T("single"),
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_T("extended"),
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_T("multiple"),
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};
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m_radioSelMode = new wxRadioBox(this, -1, _T("Selection &mode:"),
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wxDefaultPosition, wxDefaultSize,
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WXSIZEOF(modes), modes,
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1, wxRA_SPECIFY_COLS);
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m_chkVScroll = new wxCheckBox(this, -1, _T("Always show &vertical scrollbar"));
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m_chkHScroll = new wxCheckBox(this, -1, _T("Show &horizontal scrollbar"));
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m_chkSort = new wxCheckBox(this, -1, _T("&Sort items"));
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wxStaticBox *box = new wxStaticBox(this, -1, _T("&Set listbox parameters"));
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wxSizer *sizerUp = new wxStaticBoxSizer(box, wxVERTICAL);
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sizerUp->Add(m_chkVScroll, 0, wxLEFT | wxRIGHT, 5);
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sizerUp->Add(m_chkHScroll, 0, wxLEFT | wxRIGHT, 5);
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sizerUp->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
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sizerUp->Add(m_radioSelMode, 0, wxALL, 5);
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sizerUp->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
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sizerUp->Add(m_chkSort, 0, wxLEFT | wxRIGHT, 5);
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wxSizer *sizerBtn = new wxBoxSizer(wxHORIZONTAL);
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wxButton *btn = new wxButton(this, LboxTest_Reset, _T("&Reset"));
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sizerBtn->Add(btn, 0, wxLEFT | wxRIGHT, 5);
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btn = new wxButton(this, LboxTest_Create, _T("&Create"));
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sizerBtn->Add(btn, 0, wxLEFT | wxRIGHT, 5);
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sizerUp->Add(sizerBtn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 5);
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// lower left pane
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wxStaticBox *box2 = new wxStaticBox(this, -1, _T("&Change listbox contents"));
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wxSizer *sizerDown = new wxStaticBoxSizer(box2, wxVERTICAL);
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btn = new wxButton(this, LboxTest_Add, _T("&Add string..."));
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sizerDown->Add(btn, 0, wxALL, 5);
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btn = new wxButton(this, LboxTest_AddSeveral, _T("Add a &few string"));
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sizerDown->Add(btn, 0, wxALL, 5);
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btn = new wxButton(this, LboxTest_Clear, _T("&Clear"));
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sizerDown->Add(btn, 0, wxALL, 5);
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sizerLeft->Add(sizerUp, 0, wxGROW | wxTOP | wxBOTTOM, 5);
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sizerLeft->Add(sizerDown, 0, wxGROW | wxTOP | wxBOTTOM, 5);
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// right pane
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m_lbox = new wxListBox(this, -1);
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sizerRight->Add(m_lbox, 1, wxGROW | wxALL, 5);
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m_sizerLbox = sizerRight;
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sizerTop->Add(sizerLeft, 0, wxGROW | wxALL, 10);
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sizerTop->Add(sizerRight, 1, wxGROW | wxALL, 10);
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// final initialization
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Reset();
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SetAutoLayout(TRUE);
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SetSizer(sizerTop);
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sizerTop->Fit(this);
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sizerTop->SetSizeHints(this);
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}
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// ----------------------------------------------------------------------------
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// operations
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// ----------------------------------------------------------------------------
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void LboxTestFrame::Reset()
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{
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if ( m_radioSelMode->GetSelection() == LboxSel_Single &&
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!m_chkSort->GetValue() &&
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!m_chkHScroll->GetValue() &&
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!m_chkVScroll->GetValue() )
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{
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// nothing to do
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return;
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}
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m_radioSelMode->SetSelection(LboxSel_Single);
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m_chkSort->SetValue(FALSE);
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m_chkHScroll->SetValue(FALSE);
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m_chkVScroll->SetValue(FALSE);
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m_dirty = TRUE;
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}
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void LboxTestFrame::CreateLbox()
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{
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int flags = 0;
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switch ( m_radioSelMode->GetSelection() )
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{
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default:
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wxFAIL_MSG( _T("unexpected radio box selection") );
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case LboxSel_Single: flags |= wxLB_SINGLE; break;
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case LboxSel_Extended: flags |= wxLB_EXTENDED; break;
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case LboxSel_Multiple: flags |= wxLB_MULTIPLE; break;
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}
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wxArrayString items;
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if ( m_lbox )
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{
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int count = m_lbox->GetCount();
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for ( int n = 0; n < count; n++ )
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{
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items.Add(m_lbox->GetString(n));
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}
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m_sizerLbox->Remove(m_lbox);
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delete m_lbox;
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}
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m_lbox = new wxListBox(this, -1,
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wxDefaultPosition, wxDefaultSize,
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0, NULL,
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flags);
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m_lbox->Set(items);
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m_sizerLbox->Add(m_lbox, 1, wxGROW | wxALL, 5);
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m_dirty = FALSE;
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}
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// ----------------------------------------------------------------------------
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// event handlers
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// ----------------------------------------------------------------------------
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void LboxTestFrame::OnButtonReset(wxCommandEvent& event)
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{
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Reset();
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}
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void LboxTestFrame::OnButtonCreate(wxCommandEvent& event)
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{
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CreateLbox();
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}
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void LboxTestFrame::OnButtonClear(wxCommandEvent& event)
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{
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m_lbox->Clear();
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}
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void LboxTestFrame::OnButtonAdd(wxCommandEvent& event)
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{
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static size_t s_item = 0;
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m_lbox->Append(wxString::Format(_T("test item %u"), ++s_item));
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}
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void LboxTestFrame::OnButtonAddSeveral(wxCommandEvent& event)
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{
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wxArrayString items;
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items.Add(_T("First"));
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items.Add(_T("another one"));
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items.Add(_T("and the last (very long) one"));
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m_lbox->InsertItems(items, 0);
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}
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void LboxTestFrame::OnUpdateUIButtons(wxUpdateUIEvent& event)
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{
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event.Enable(m_dirty);
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}
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void LboxTestFrame::OnCheckOrRadioBox(wxCommandEvent& event)
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{
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m_dirty = TRUE;
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}
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