586 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			586 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
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| // Program:     wxWidgets Widgets Sample
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| // Name:        toggle.cpp
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| // Purpose:     Part of the widgets sample showing toggle control
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| // Author:      Dimitri Schoolwerth, Vadim Zeitlin
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| // Created:     27 Sep 2003
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| // Copyright:   (c) 2006 Wlodzmierz Skiba
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| // Licence:     wxWindows licence
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| /////////////////////////////////////////////////////////////////////////////
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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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| // ----------------------------------------------------------------------------
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| // headers
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| // ----------------------------------------------------------------------------
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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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| 
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| #ifdef __BORLANDC__
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|     #pragma hdrstop
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| #endif
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| 
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| #if wxUSE_TOGGLEBTN
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| 
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| #include "wx/tglbtn.h"
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| 
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| #include "widgets.h"
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| 
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| // for all others, include the necessary headers
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| #ifndef WX_PRECOMP
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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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| 
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| #include "wx/artprov.h"
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| #include "wx/dcmemory.h"
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| #include "wx/log.h"
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| #include "wx/sizer.h"
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| 
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| #include "icons/toggle.xpm"
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| 
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| // ----------------------------------------------------------------------------
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| // constants
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| // ----------------------------------------------------------------------------
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| 
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| // control ids
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| enum
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| {
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|     TogglePage_Reset = wxID_HIGHEST,
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|     TogglePage_ChangeLabel,
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|     TogglePage_Picker
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| };
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| 
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| // radio boxes
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| enum
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| {
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|     ToggleImagePos_Left,
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|     ToggleImagePos_Right,
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|     ToggleImagePos_Top,
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|     ToggleImagePos_Bottom
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| };
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| 
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| enum
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| {
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|     ToggleHAlign_Left,
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|     ToggleHAlign_Centre,
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|     ToggleHAlign_Right
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| };
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| 
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| enum
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| {
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|     ToggleVAlign_Top,
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|     ToggleVAlign_Centre,
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|     ToggleVAlign_Bottom
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| };
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| 
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| // ----------------------------------------------------------------------------
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| // CheckBoxWidgetsPage
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| // ----------------------------------------------------------------------------
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| 
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| class ToggleWidgetsPage : public WidgetsPage
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| {
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| public:
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|     ToggleWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
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| 
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|     virtual wxWindow *GetWidget() const wxOVERRIDE { return m_toggle; }
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|     virtual void RecreateWidget() wxOVERRIDE { CreateToggle(); }
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| 
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|     // lazy creation of the content
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|     virtual void CreateContent() wxOVERRIDE;
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| 
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| protected:
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|     // event handlers
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|     void OnCheckOrRadioBox(wxCommandEvent& event);
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| 
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|     // event handlers
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|     void OnButtonReset(wxCommandEvent& event);
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|     void OnButtonChangeLabel(wxCommandEvent& event);
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| 
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|     void OnToggled(wxCommandEvent& event);
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| 
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|     // reset the toggle parameters
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|     void Reset();
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| 
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|     // (re)create the toggle
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|     void CreateToggle();
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| 
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|     // add m_button to m_sizerButton using current value of m_chkFit
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|     void AddButtonToSizer();
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| 
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|     // helper function: create a bitmap for wxBitmapToggleButton
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|     wxBitmap CreateBitmap(const wxString& label, const wxArtID& type);
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| 
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|     // the controls
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|     // ------------
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| 
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|     wxCheckBox *m_chkFit,
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|                *m_chkDisable;
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| 
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| #if wxUSE_MARKUP
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|     wxCheckBox *m_chkUseMarkup;
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| #endif // wxUSE_MARKUP
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     // the check/radio boxes for styles
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|     wxCheckBox *m_chkBitmapOnly,
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|                *m_chkTextAndBitmap,
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|                *m_chkUseBitmapClass;
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| 
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|     // more checkboxes for wxBitmapToggleButton only
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|     wxCheckBox *m_chkUsePressed,
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|                *m_chkUseFocused,
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|                *m_chkUseCurrent,
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|                *m_chkUseDisabled;
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| 
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|     // and an image position choice used if m_chkTextAndBitmap is on
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|     wxRadioBox *m_radioImagePos;
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| 
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|     wxRadioBox *m_radioHAlign,
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|                *m_radioVAlign;
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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| 
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|     // the checkbox itself and the sizer it is in
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|     wxToggleButton *m_toggle;
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|     wxSizer *m_sizerToggle;
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| 
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|     // the text entries for command parameters
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|     wxTextCtrl *m_textLabel;
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| 
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| private:
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|     wxDECLARE_EVENT_TABLE();
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|     DECLARE_WIDGETS_PAGE(ToggleWidgetsPage)
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| };
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| 
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| // ----------------------------------------------------------------------------
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| // event tables
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| // ----------------------------------------------------------------------------
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| 
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| wxBEGIN_EVENT_TABLE(ToggleWidgetsPage, WidgetsPage)
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|     EVT_BUTTON(TogglePage_Reset, ToggleWidgetsPage::OnButtonReset)
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|     EVT_BUTTON(TogglePage_ChangeLabel, ToggleWidgetsPage::OnButtonChangeLabel)
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| 
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|     EVT_CHECKBOX(wxID_ANY, ToggleWidgetsPage::OnCheckOrRadioBox)
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|     EVT_RADIOBOX(wxID_ANY, ToggleWidgetsPage::OnCheckOrRadioBox)
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| 
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|     EVT_TOGGLEBUTTON(wxID_ANY, ToggleWidgetsPage::OnToggled)
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| wxEND_EVENT_TABLE()
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| 
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| // ============================================================================
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| // implementation
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| // ============================================================================
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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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| 
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| IMPLEMENT_WIDGETS_PAGE(ToggleWidgetsPage, "ToggleButton",
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|                        FAMILY_CTRLS
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|                        );
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| 
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| ToggleWidgetsPage::ToggleWidgetsPage(WidgetsBookCtrl *book,
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|                                      wxImageList *imaglist)
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|                       :WidgetsPage(book, imaglist, toggle_xpm)
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| {
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|     m_chkFit =
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|     m_chkDisable = (wxCheckBox *)NULL;
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| 
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| #if wxUSE_MARKUP
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|     m_chkUseMarkup = (wxCheckBox *)NULL;
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| #endif // wxUSE_MARKUP
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     // init everything
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|     m_chkBitmapOnly =
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|     m_chkTextAndBitmap =
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|     m_chkUseBitmapClass =
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|     m_chkUsePressed =
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|     m_chkUseFocused =
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|     m_chkUseCurrent =
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|     m_chkUseDisabled = (wxCheckBox *)NULL;
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| 
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|     m_radioImagePos =
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|     m_radioHAlign =
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|     m_radioVAlign = (wxRadioBox *)NULL;
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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| 
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|     m_textLabel = (wxTextCtrl *)NULL;
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| 
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|     m_toggle = (wxToggleButton *)NULL;
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|     m_sizerToggle = (wxSizer *)NULL;
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| }
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| 
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| void ToggleWidgetsPage::CreateContent()
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| {
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|     wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
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| 
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|     // left pane
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|     wxStaticBox *box = new wxStaticBox(this, wxID_ANY, "Styles");
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| 
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|     wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL);
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     m_chkBitmapOnly = CreateCheckBoxAndAddToSizer(sizerLeft, "&Bitmap only");
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|     m_chkTextAndBitmap = CreateCheckBoxAndAddToSizer(sizerLeft, "Text &and bitmap");
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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| 
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| #if wxUSE_MARKUP
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|     m_chkUseMarkup = CreateCheckBoxAndAddToSizer(sizerLeft, "Interpret &markup");
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| #endif // wxUSE_MARKUP
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| 
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|     m_chkFit = CreateCheckBoxAndAddToSizer(sizerLeft, "&Fit exactly");
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|     m_chkDisable = CreateCheckBoxAndAddToSizer(sizerLeft, "Disable");
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     m_chkUseBitmapClass = CreateCheckBoxAndAddToSizer(sizerLeft,
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|         "Use wxBitmapToggleButton");
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|     m_chkUseBitmapClass->SetValue(true);
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| 
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| 
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|     sizerLeft->AddSpacer(5);
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| 
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|     wxSizer *sizerUseLabels =
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|         new wxStaticBoxSizer(wxVERTICAL, this,
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|                 "&Use the following bitmaps in addition to the normal one?");
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|     m_chkUsePressed = CreateCheckBoxAndAddToSizer(sizerUseLabels,
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|         "&Pressed (small help icon)");
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|     m_chkUseFocused = CreateCheckBoxAndAddToSizer(sizerUseLabels,
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|         "&Focused (small error icon)");
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|     m_chkUseCurrent = CreateCheckBoxAndAddToSizer(sizerUseLabels,
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|         "&Current (small warning icon)");
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|     m_chkUseDisabled = CreateCheckBoxAndAddToSizer(sizerUseLabels,
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|         "&Disabled (broken image icon)");
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|     sizerLeft->Add(sizerUseLabels, wxSizerFlags().Expand().Border());
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| 
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|     sizerLeft->AddSpacer(10);
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| 
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|     static const wxString dirs[] =
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|     {
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|         "left", "right", "top", "bottom",
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|     };
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|     m_radioImagePos = new wxRadioBox(this, wxID_ANY, "Image &position",
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|                                      wxDefaultPosition, wxDefaultSize,
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|                                      WXSIZEOF(dirs), dirs);
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|     sizerLeft->Add(m_radioImagePos, wxSizerFlags().Expand().Border());
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|     sizerLeft->AddSpacer(15);
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| 
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|     // should be in sync with enums Toggle[HV]Align!
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|     static const wxString halign[] =
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|     {
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|         "left",
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|         "centre",
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|         "right",
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|     };
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| 
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|     static const wxString valign[] =
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|     {
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|         "top",
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|         "centre",
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|         "bottom",
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|     };
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| 
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|     m_radioHAlign = new wxRadioBox(this, wxID_ANY, "&Horz alignment",
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|                                    wxDefaultPosition, wxDefaultSize,
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|                                    WXSIZEOF(halign), halign);
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|     m_radioVAlign = new wxRadioBox(this, wxID_ANY, "&Vert alignment",
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|                                    wxDefaultPosition, wxDefaultSize,
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|                                    WXSIZEOF(valign), valign);
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| 
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|     sizerLeft->Add(m_radioHAlign, wxSizerFlags().Expand().Border());
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|     sizerLeft->Add(m_radioVAlign, wxSizerFlags().Expand().Border());
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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| 
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|     sizerLeft->AddSpacer(5);
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| 
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|     wxButton *btn = new wxButton(this, TogglePage_Reset, "&Reset");
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|     sizerLeft->Add(btn, wxSizerFlags().CentreHorizontal().Border(wxALL, 15));
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| 
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|     // middle pane
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|     wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY, "&Operations");
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|     wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL);
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| 
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|     wxSizer *sizerRow = CreateSizerWithTextAndButton(TogglePage_ChangeLabel,
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|                                                      "Change label",
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|                                                      wxID_ANY,
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|                                                      &m_textLabel);
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|     m_textLabel->SetValue("&Toggle me!");
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| 
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|     sizerMiddle->Add(sizerRow, wxSizerFlags().Expand().Border());
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| 
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|     // right pane
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|     m_sizerToggle = new wxBoxSizer(wxHORIZONTAL);
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|     m_sizerToggle->SetMinSize(150, 0);
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| 
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|     // the 3 panes panes compose the window
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|     sizerTop->Add(sizerLeft,
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|                   wxSizerFlags(0).Expand().Border((wxALL & ~wxLEFT), 10));
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|     sizerTop->Add(sizerMiddle,
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|                   wxSizerFlags(1).Expand().Border(wxALL, 10));
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|     sizerTop->Add(m_sizerToggle,
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|                   wxSizerFlags(1).Expand().Border((wxALL & ~wxRIGHT), 10));
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| 
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|     // do create the main control
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|     Reset();
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|     CreateToggle();
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| 
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|     SetSizer(sizerTop);
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| }
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| 
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| void ToggleWidgetsPage::Reset()
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| {
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| 
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|     m_chkFit->SetValue(true);
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|     m_chkDisable->SetValue(false);
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| 
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| #if wxUSE_MARKUP
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|     m_chkUseMarkup->SetValue(false);
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| #endif // wxUSE_MARKUP
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     m_chkBitmapOnly->SetValue(false);
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|     m_chkTextAndBitmap->SetValue(false);
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|     m_chkUseBitmapClass->SetValue(true);
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| 
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|     m_chkUsePressed->SetValue(true);
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|     m_chkUseFocused->SetValue(true);
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|     m_chkUseCurrent->SetValue(true);
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|     m_chkUseDisabled->SetValue(true);
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| 
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|     m_radioImagePos->SetSelection(ToggleImagePos_Left);
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|     m_radioHAlign->SetSelection(ToggleHAlign_Centre);
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|     m_radioVAlign->SetSelection(ToggleVAlign_Centre);
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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| 
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|     if ( m_toggle )
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|     {
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|         m_toggle->SetValue(false);
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|     }
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| }
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| 
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| void ToggleWidgetsPage::CreateToggle()
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| {
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|     wxString label;
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|     bool value = false;
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| 
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|     if ( m_toggle )
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|     {
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|         label = m_toggle->GetLabel();
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|         value = m_toggle->GetValue();
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|         size_t count = m_sizerToggle->GetChildren().GetCount();
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|         for ( size_t n = 0; n < count; n++ )
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|         {
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|             m_sizerToggle->Remove(0);
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|         }
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| 
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|         delete m_toggle;
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|     }
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| 
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|     if ( label.empty() )
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|     {
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|         // creating for the first time or recreating a toggle button after bitmap
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|         // button
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|         label = m_textLabel->GetValue();
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|     }
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| 
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|     int flags = GetAttrs().m_defaultFlags;
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     switch ( m_radioHAlign->GetSelection() )
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|     {
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|         case ToggleHAlign_Left:
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|             flags |= wxBU_LEFT;
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|             break;
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| 
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|         default:
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|             wxFAIL_MSG("unexpected radiobox selection");
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|             wxFALLTHROUGH;
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| 
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|         case ToggleHAlign_Centre:
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|             break;
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| 
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|         case ToggleHAlign_Right:
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|             flags |= wxBU_RIGHT;
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|             break;
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|     }
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| 
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|     switch ( m_radioVAlign->GetSelection() )
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|     {
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|         case ToggleVAlign_Top:
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|             flags |= wxBU_TOP;
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|             break;
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| 
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|         default:
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|             wxFAIL_MSG("unexpected radiobox selection");
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|             wxFALLTHROUGH;
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| 
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|         case ToggleVAlign_Centre:
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|             // centre vertical alignment is the default (no style)
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|             break;
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| 
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|         case ToggleVAlign_Bottom:
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|             flags |= wxBU_BOTTOM;
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|             break;
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|     }
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| 
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|     bool showsBitmap = false;
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|     if ( m_chkBitmapOnly->GetValue() )
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|     {
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|         showsBitmap = true;
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| 
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|         wxToggleButton *btgl;
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|         if ( m_chkUseBitmapClass->GetValue() )
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|         {
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|           btgl = new wxBitmapToggleButton(this, TogglePage_Picker,
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|                                           CreateBitmap("normal", wxART_INFORMATION));
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|         }
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|         else
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|         {
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|           btgl = new wxToggleButton(this, TogglePage_Picker, "");
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|           btgl->SetBitmapLabel(CreateBitmap("normal", wxART_INFORMATION));
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|         }
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|         if ( m_chkUsePressed->GetValue() )
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|             btgl->SetBitmapPressed(CreateBitmap("pushed", wxART_HELP));
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|         if ( m_chkUseFocused->GetValue() )
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|             btgl->SetBitmapFocus(CreateBitmap("focused", wxART_ERROR));
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|         if ( m_chkUseCurrent->GetValue() )
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|             btgl->SetBitmapCurrent(CreateBitmap("hover", wxART_WARNING));
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|         if ( m_chkUseDisabled->GetValue() )
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|             btgl->SetBitmapDisabled(CreateBitmap("disabled", wxART_MISSING_IMAGE));
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|         m_toggle = btgl;
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|     }
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|     else // normal button
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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|     {
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|         m_toggle = new wxToggleButton(this, TogglePage_Picker, label,
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|                                       wxDefaultPosition, wxDefaultSize,
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|                                       flags);
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|     }
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|     m_toggle->SetValue(value);
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| 
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| #ifdef wxHAS_BITMAPTOGGLEBUTTON
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|     if ( !showsBitmap && m_chkTextAndBitmap->GetValue() )
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|     {
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|         showsBitmap = true;
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| 
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|         static const wxDirection positions[] =
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|         {
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|             wxLEFT, wxRIGHT, wxTOP, wxBOTTOM
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|         };
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| 
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|         m_toggle->SetBitmap(wxArtProvider::GetIcon(wxART_INFORMATION, wxART_BUTTON),
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|                             positions[m_radioImagePos->GetSelection()]);
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| 
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|         if ( m_chkUsePressed->GetValue() )
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|             m_toggle->SetBitmapPressed(wxArtProvider::GetIcon(wxART_HELP, wxART_BUTTON));
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|         if ( m_chkUseFocused->GetValue() )
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|             m_toggle->SetBitmapFocus(wxArtProvider::GetIcon(wxART_ERROR, wxART_BUTTON));
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|         if ( m_chkUseCurrent->GetValue() )
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|             m_toggle->SetBitmapCurrent(wxArtProvider::GetIcon(wxART_WARNING, wxART_BUTTON));
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|         if ( m_chkUseDisabled->GetValue() )
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|             m_toggle->SetBitmapDisabled(wxArtProvider::GetIcon(wxART_MISSING_IMAGE, wxART_BUTTON));
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|     }
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| 
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|     m_chkUseBitmapClass->Enable(showsBitmap);
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|     m_chkTextAndBitmap->Enable(!m_chkBitmapOnly->IsChecked());
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| 
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|     m_chkUsePressed->Enable(showsBitmap);
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|     m_chkUseFocused->Enable(showsBitmap);
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|     m_chkUseCurrent->Enable(showsBitmap);
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|     m_chkUseDisabled->Enable(showsBitmap);
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| #endif // wxHAS_BITMAPTOGGLEBUTTON
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| 
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|     m_toggle->Enable(!m_chkDisable->IsChecked());
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| 
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|     AddButtonToSizer();
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| 
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|     m_sizerToggle->Layout();
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| }
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| 
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| void ToggleWidgetsPage::AddButtonToSizer()
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| {
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|     if ( m_chkFit->GetValue() )
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|     {
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|         m_sizerToggle->AddStretchSpacer(1);
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|         m_sizerToggle->Add(m_toggle, wxSizerFlags(0).Centre().Border());
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|         m_sizerToggle->AddStretchSpacer(1);
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|     }
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|     else // take up the entire space
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|     {
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|         m_sizerToggle->Add(m_toggle, wxSizerFlags(1).Expand().Border());
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|     }
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| }
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| 
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| // ----------------------------------------------------------------------------
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| // event handlers
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| // ----------------------------------------------------------------------------
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| 
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| void ToggleWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
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| {
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|     Reset();
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| 
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|     CreateToggle();
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| }
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| 
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| void ToggleWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
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| {
 | |
|     CreateToggle();
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| }
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| 
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| void ToggleWidgetsPage::OnButtonChangeLabel(wxCommandEvent& WXUNUSED(event))
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| {
 | |
|     const wxString labelText = m_textLabel->GetValue();
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| 
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| #if wxUSE_MARKUP
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|     if ( m_chkUseMarkup->GetValue() )
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|         m_toggle->SetLabelMarkup(labelText);
 | |
|     else
 | |
| #endif // wxUSE_MARKUP
 | |
|         m_toggle->SetLabel(labelText);
 | |
| 
 | |
| #ifdef wxHAS_BITMAPTOGGLEBUTTON
 | |
|     if ( m_chkBitmapOnly->IsChecked() )
 | |
|         CreateToggle();
 | |
| #endif // wxHAS_BITMAPTOGGLEBUTTON
 | |
| }
 | |
| 
 | |
| void ToggleWidgetsPage::OnToggled(wxCommandEvent& event)
 | |
| {
 | |
|     wxLogMessage("Button toggled, currently %s (event) or %s (control)",
 | |
|                  event.IsChecked() ? "on" : "off",
 | |
|                  m_toggle->GetValue() ? "on" : "off");
 | |
| }
 | |
| 
 | |
| #ifdef wxHAS_BITMAPTOGGLEBUTTON
 | |
| // ----------------------------------------------------------------------------
 | |
| // bitmap toggle button stuff
 | |
| // ----------------------------------------------------------------------------
 | |
| 
 | |
| wxBitmap ToggleWidgetsPage::CreateBitmap(const wxString& label, const wxArtID& type)
 | |
| {
 | |
|     wxBitmap bmp(FromDIP(wxSize(180, 70))); // shouldn't hardcode but it's simpler like this
 | |
|     wxMemoryDC dc;
 | |
|     dc.SelectObject(bmp);
 | |
|     dc.SetFont(GetFont());
 | |
|     dc.SetBackground(*wxCYAN_BRUSH);
 | |
|     dc.Clear();
 | |
|     dc.SetTextForeground(*wxBLACK);
 | |
|     dc.DrawLabel(wxStripMenuCodes(m_textLabel->GetValue()) + "\n"
 | |
|                     "(" + label + " state)",
 | |
|                  wxArtProvider::GetBitmap(type),
 | |
|                  wxRect(10, 10, bmp.GetWidth() - 20, bmp.GetHeight() - 20),
 | |
|                  wxALIGN_CENTRE);
 | |
| 
 | |
|     return bmp;
 | |
| }
 | |
| #endif // wxHAS_BITMAPTOGGLEBUTTON
 | |
| 
 | |
| #endif // wxUSE_TOGGLEBTN
 |