4db94043cb
Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
446 lines
13 KiB
C++
446 lines
13 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Program: wxWidgets Widgets Sample
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// Name: spinbtn.cpp
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// Purpose: Part of the widgets sample showing wxSpinButton
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// Author: Vadim Zeitlin
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// Created: 16.04.01
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// Id: $Id: spinbtn.cpp 43755 2006-12-03 13:43:44Z VZ $
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// Copyright: (c) 2001 Vadim Zeitlin
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// License: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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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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#if wxUSE_SPINBTN
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// for all others, include the necessary headers
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#ifndef WX_PRECOMP
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#include "wx/log.h"
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#include "wx/bitmap.h"
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#include "wx/button.h"
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#include "wx/checkbox.h"
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#include "wx/radiobox.h"
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#include "wx/statbox.h"
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#include "wx/textctrl.h"
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#endif
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#include "wx/spinbutt.h"
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#include "wx/spinctrl.h"
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#include "wx/sizer.h"
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#include "widgets.h"
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#include "icons/spinbtn.xpm"
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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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SpinBtnPage_Reset = wxID_HIGHEST,
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SpinBtnPage_Clear,
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SpinBtnPage_SetValue,
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SpinBtnPage_SetMinAndMax,
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SpinBtnPage_CurValueText,
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SpinBtnPage_ValueText,
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SpinBtnPage_MinText,
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SpinBtnPage_MaxText,
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SpinBtnPage_SpinBtn,
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SpinBtnPage_SpinCtrl
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};
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// ----------------------------------------------------------------------------
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// SpinBtnWidgetsPage
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// ----------------------------------------------------------------------------
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class SpinBtnWidgetsPage : public WidgetsPage
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{
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public:
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SpinBtnWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
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virtual ~SpinBtnWidgetsPage(){};
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virtual wxControl *GetWidget() const { return m_spinbtn; }
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virtual wxControl *GetWidget2() const { return m_spinctrl; }
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virtual void RecreateWidget() { CreateSpin(); }
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// lazy creation of the content
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virtual void CreateContent();
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protected:
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// event handlers
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void OnButtonReset(wxCommandEvent& event);
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void OnButtonClear(wxCommandEvent& event);
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void OnButtonSetValue(wxCommandEvent& event);
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void OnButtonSetMinAndMax(wxCommandEvent& event);
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void OnCheckOrRadioBox(wxCommandEvent& event);
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void OnSpinBtn(wxSpinEvent& event);
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void OnSpinBtnUp(wxSpinEvent& event);
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void OnSpinBtnDown(wxSpinEvent& event);
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void OnSpinCtrl(wxSpinEvent& event);
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void OnUpdateUIValueButton(wxUpdateUIEvent& event);
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void OnUpdateUIMinMaxButton(wxUpdateUIEvent& event);
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void OnUpdateUIResetButton(wxUpdateUIEvent& event);
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void OnUpdateUICurValueText(wxUpdateUIEvent& event);
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// reset the spinbtn parameters
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void Reset();
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// (re)create the spinbtn
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void CreateSpin();
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// is this spinbtn value in range?
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bool IsValidValue(int val) const
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{ return (val >= m_min) && (val <= m_max); }
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// the spinbtn range
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int m_min, m_max;
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// the controls
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// ------------
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// the check/radio boxes for styles
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wxCheckBox *m_chkVert,
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*m_chkWrap;
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// the spinbtn and the spinctrl and the sizer containing them
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wxSpinButton *m_spinbtn;
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wxSpinCtrl *m_spinctrl;
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wxSizer *m_sizerSpin;
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// the text entries for set value/range
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wxTextCtrl *m_textValue,
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*m_textMin,
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*m_textMax;
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private:
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DECLARE_EVENT_TABLE()
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DECLARE_WIDGETS_PAGE(SpinBtnWidgetsPage)
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};
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// ----------------------------------------------------------------------------
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// event tables
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(SpinBtnWidgetsPage, WidgetsPage)
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EVT_BUTTON(SpinBtnPage_Reset, SpinBtnWidgetsPage::OnButtonReset)
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EVT_BUTTON(SpinBtnPage_SetValue, SpinBtnWidgetsPage::OnButtonSetValue)
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EVT_BUTTON(SpinBtnPage_SetMinAndMax, SpinBtnWidgetsPage::OnButtonSetMinAndMax)
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EVT_UPDATE_UI(SpinBtnPage_SetValue, SpinBtnWidgetsPage::OnUpdateUIValueButton)
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EVT_UPDATE_UI(SpinBtnPage_SetMinAndMax, SpinBtnWidgetsPage::OnUpdateUIMinMaxButton)
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EVT_UPDATE_UI(SpinBtnPage_Reset, SpinBtnWidgetsPage::OnUpdateUIResetButton)
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EVT_UPDATE_UI(SpinBtnPage_CurValueText, SpinBtnWidgetsPage::OnUpdateUICurValueText)
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EVT_SPIN(SpinBtnPage_SpinBtn, SpinBtnWidgetsPage::OnSpinBtn)
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EVT_SPIN_UP(SpinBtnPage_SpinBtn, SpinBtnWidgetsPage::OnSpinBtnUp)
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EVT_SPIN_DOWN(SpinBtnPage_SpinBtn, SpinBtnWidgetsPage::OnSpinBtnDown)
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EVT_SPINCTRL(SpinBtnPage_SpinCtrl, SpinBtnWidgetsPage::OnSpinCtrl)
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EVT_CHECKBOX(wxID_ANY, SpinBtnWidgetsPage::OnCheckOrRadioBox)
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EVT_RADIOBOX(wxID_ANY, SpinBtnWidgetsPage::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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#if defined(__WXUNIVERSAL__)
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#define FAMILY_CTRLS UNIVERSAL_CTRLS
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#else
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#define FAMILY_CTRLS NATIVE_CTRLS
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#endif
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IMPLEMENT_WIDGETS_PAGE(SpinBtnWidgetsPage, _T("Spin"),
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FAMILY_CTRLS | EDITABLE_CTRLS
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);
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SpinBtnWidgetsPage::SpinBtnWidgetsPage(WidgetsBookCtrl *book,
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wxImageList *imaglist)
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: WidgetsPage(book, imaglist, spinbtn_xpm)
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{
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m_chkVert = NULL;
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m_chkWrap = NULL;
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m_spinbtn = NULL;
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m_spinctrl = NULL;
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m_textValue = NULL;
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m_textMin = NULL;
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m_textMax = NULL;
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// init everything
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m_min = 0;
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m_max = 10;
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m_chkVert =
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m_chkWrap = (wxCheckBox *)NULL;
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m_spinbtn = (wxSpinButton *)NULL;
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m_sizerSpin = (wxSizer *)NULL;
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}
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void SpinBtnWidgetsPage::CreateContent()
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{
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wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
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// left pane
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wxStaticBox *box = new wxStaticBox(this, wxID_ANY, _T("&Set style"));
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wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL);
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m_chkVert = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&Vertical"));
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m_chkWrap = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&Wrap"));
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sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
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wxButton *btn = new wxButton(this, SpinBtnPage_Reset, _T("&Reset"));
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sizerLeft->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
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// middle pane
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wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY,
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_T("&Change spinbtn value"));
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wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL);
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wxTextCtrl *text;
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wxSizer *sizerRow = CreateSizerWithTextAndLabel(_T("Current value"),
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SpinBtnPage_CurValueText,
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&text);
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text->SetEditable(false);
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sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
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sizerRow = CreateSizerWithTextAndButton(SpinBtnPage_SetValue,
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_T("Set &value"),
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SpinBtnPage_ValueText,
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&m_textValue);
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sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
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sizerRow = CreateSizerWithTextAndButton(SpinBtnPage_SetMinAndMax,
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_T("&Min and max"),
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SpinBtnPage_MinText,
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&m_textMin);
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m_textMax = new wxTextCtrl(this, SpinBtnPage_MaxText, wxEmptyString);
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sizerRow->Add(m_textMax, 1, wxLEFT | wxALIGN_CENTRE_VERTICAL, 5);
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m_textMin->SetValue( wxString::Format(_T("%d"), m_min) );
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m_textMax->SetValue( wxString::Format(_T("%d"), m_max) );
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sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
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// right pane
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wxSizer *sizerRight = new wxBoxSizer(wxVERTICAL);
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sizerRight->SetMinSize(150, 0);
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m_sizerSpin = sizerRight; // save it to modify it later
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Reset();
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CreateSpin();
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// the 3 panes panes compose the window
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sizerTop->Add(sizerLeft, 0, wxGROW | (wxALL & ~wxLEFT), 10);
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sizerTop->Add(sizerMiddle, 0, wxGROW | wxALL, 10);
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sizerTop->Add(sizerRight, 1, wxGROW | (wxALL & ~wxRIGHT), 10);
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// final initializations
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SetSizer(sizerTop);
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}
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// ----------------------------------------------------------------------------
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// operations
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// ----------------------------------------------------------------------------
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void SpinBtnWidgetsPage::Reset()
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{
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m_chkVert->SetValue(true);
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m_chkWrap->SetValue(false);
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}
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void SpinBtnWidgetsPage::CreateSpin()
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{
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int flags = ms_defaultFlags;
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bool isVert = m_chkVert->GetValue();
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if ( isVert )
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flags |= wxSP_VERTICAL;
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else
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flags |= wxSP_HORIZONTAL;
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if ( m_chkWrap->GetValue() )
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flags |= wxSP_WRAP;
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int val = m_min;
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if ( m_spinbtn )
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{
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int valOld = m_spinbtn->GetValue();
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if ( !IsValidValue(valOld) )
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{
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val = valOld;
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}
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m_sizerSpin->Detach( m_spinbtn );
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m_sizerSpin->Detach( m_spinctrl );
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// there are 3 spacers left
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m_sizerSpin->Remove( 0 );
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m_sizerSpin->Remove( 0 );
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m_sizerSpin->Remove( 0 );
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delete m_spinbtn;
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delete m_spinctrl;
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}
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m_spinbtn = new wxSpinButton(this, SpinBtnPage_SpinBtn,
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wxDefaultPosition, wxDefaultSize,
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flags);
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m_spinbtn->SetValue(val);
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m_spinbtn->SetRange(m_min, m_max);
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m_spinctrl = new wxSpinCtrl(this, SpinBtnPage_SpinCtrl,
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wxString::Format(_T("%d"), val),
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wxDefaultPosition, wxDefaultSize,
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flags,
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m_min, m_max, val);
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m_sizerSpin->Add(0, 0, 1);
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m_sizerSpin->Add(m_spinbtn, 0, wxALIGN_CENTRE | wxALL, 5);
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m_sizerSpin->Add(0, 0, 1);
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m_sizerSpin->Add(m_spinctrl, 0, wxALIGN_CENTRE | wxALL, 5);
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m_sizerSpin->Add(0, 0, 1);
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m_sizerSpin->Layout();
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}
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// ----------------------------------------------------------------------------
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// event handlers
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// ----------------------------------------------------------------------------
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void SpinBtnWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
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{
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Reset();
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CreateSpin();
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}
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void SpinBtnWidgetsPage::OnButtonSetMinAndMax(wxCommandEvent& WXUNUSED(event))
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{
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long minNew,
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maxNew = 0; // init to suppress compiler warning
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if ( !m_textMin->GetValue().ToLong(&minNew) ||
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!m_textMax->GetValue().ToLong(&maxNew) ||
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minNew > maxNew )
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{
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wxLogWarning(_T("Invalid min/max values for the spinbtn."));
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return;
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}
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m_min = minNew;
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m_max = maxNew;
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m_spinbtn->SetRange(minNew, maxNew);
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m_spinctrl->SetRange(minNew, maxNew);
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}
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void SpinBtnWidgetsPage::OnButtonSetValue(wxCommandEvent& WXUNUSED(event))
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{
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long val;
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if ( !m_textValue->GetValue().ToLong(&val) || !IsValidValue(val) )
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{
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wxLogWarning(_T("Invalid spinbtn value."));
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return;
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}
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m_spinbtn->SetValue(val);
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m_spinctrl->SetValue(val);
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}
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void SpinBtnWidgetsPage::OnUpdateUIValueButton(wxUpdateUIEvent& event)
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{
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long val;
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event.Enable( m_textValue->GetValue().ToLong(&val) && IsValidValue(val) );
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}
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void SpinBtnWidgetsPage::OnUpdateUIMinMaxButton(wxUpdateUIEvent& event)
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{
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long mn, mx;
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event.Enable( m_textMin->GetValue().ToLong(&mn) &&
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m_textMax->GetValue().ToLong(&mx) &&
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mn <= mx);
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}
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void SpinBtnWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event)
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{
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event.Enable( !m_chkVert->GetValue() || m_chkWrap->GetValue() );
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}
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void SpinBtnWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
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{
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CreateSpin();
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}
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void SpinBtnWidgetsPage::OnUpdateUICurValueText(wxUpdateUIEvent& event)
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{
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event.SetText( wxString::Format(_T("%d"), m_spinbtn->GetValue()));
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}
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void SpinBtnWidgetsPage::OnSpinBtn(wxSpinEvent& event)
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{
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int value = event.GetInt();
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wxASSERT_MSG( value == m_spinbtn->GetValue(),
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_T("spinbtn value should be the same") );
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wxLogMessage(_T("Spin button value changed, now %d"), value);
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}
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void SpinBtnWidgetsPage::OnSpinBtnUp(wxSpinEvent& event)
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{
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wxLogMessage( _T("Spin button value incremented, will be %d (was %d)"),
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event.GetInt(), m_spinbtn->GetValue() );
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}
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void SpinBtnWidgetsPage::OnSpinBtnDown(wxSpinEvent& event)
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{
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wxLogMessage( _T("Spin button value decremented, will be %d (was %d)"),
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event.GetInt(), m_spinbtn->GetValue() );
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}
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void SpinBtnWidgetsPage::OnSpinCtrl(wxSpinEvent& event)
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{
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if (!m_spinctrl)
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return;
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int value = event.GetInt();
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wxASSERT_MSG( value == m_spinctrl->GetValue(),
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_T("spinctrl value should be the same") );
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wxLogMessage(_T("Spin control value changed, now %d"), value);
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}
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#endif
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// wxUSE_SPINBTN
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