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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Program: wxWidgets Widgets Sample
	3	// Name: statbmp.cpp
	4	// Purpose: Part of the widgets sample showing wxStaticBitmap
	5	// Author: Marcin Wojdyr
	6	// Created: 2008-06-19
	7	// Id: $Id$
	8	// Copyright: (c) 2008 Marcin Wojdyr
	9	// License: wxWindows license
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	// ============================================================================
	13	// declarations
	14	// ============================================================================
	15
	16	// ----------------------------------------------------------------------------
	17	// headers
	18	// ----------------------------------------------------------------------------
	19
	20	// for compilers that support precompilation, includes "wx/wx.h".
	21	#include "wx/wxprec.h"
	22
	23	#ifdef __BORLANDC__
	24	#pragma hdrstop
	25	#endif
	26
	27	// for all others, include the necessary headers
	28	#ifndef WX_PRECOMP
	29	#include "wx/log.h"
	30
	31	#include "wx/button.h"
	32	#include "wx/image.h"
	33	#include "wx/radiobox.h"
	34	#include "wx/statbmp.h"
	35	#include "wx/statbox.h"
	36	#include "wx/textctrl.h"
	37	#endif
	38
	39	#include "wx/filename.h"
	40
	41	#include "wx/generic/statbmpg.h"
	42	#include "wx/sizer.h"
	43	#include "wx/filepicker.h"
	44
	45	#include "widgets.h"
	46	#include "icons/statbmp.xpm"
	47
	48
	49	class StatBmpWidgetsPage : public WidgetsPage
	50	{
	51	public:
	52	StatBmpWidgetsPage(WidgetsBookCtrl book, wxImageList imaglist)
	53	: WidgetsPage(book, imaglist, statbmp_xpm) {}
	54
	55	virtual void CreateContent();
	56	virtual wxControl *GetWidget() const { return m_statbmp; }
	57	virtual void RecreateWidget();
	58
	59	private:
	60	void OnFileChange(wxFileDirPickerEvent &WXUNUSED(ev)) { RecreateWidget(); }
	61	void OnRadioChange(wxCommandEvent &WXUNUSED(ev)) { RecreateWidget(); }
	62
	63	void OnMouseEvent(wxMouseEvent& WXUNUSED(event))
	64	{
	65	wxLogMessage(wxT("wxStaticBitmap clicked."));
	66	}
	67
	68	wxStaticBitmapBase *m_statbmp;
	69	wxFilePickerCtrl *m_filepicker;
	70	wxRadioBox *m_radio;
	71	wxStaticBoxSizer *m_sbsizer;
	72
	73	DECLARE_WIDGETS_PAGE(StatBmpWidgetsPage)
	74	};
	75
	76	IMPLEMENT_WIDGETS_PAGE(StatBmpWidgetsPage, wxT("StaticBitmap"),
	77	ALL_CTRLS);
	78
	79	void StatBmpWidgetsPage::CreateContent()
	80	{
	81
	82	static const wxString choices[] = { "native", "generic" };
	83	m_radio = new wxRadioBox(this, wxID_ANY, "implementation",
	84	wxDefaultPosition, wxDefaultSize,
	85	WXSIZEOF(choices), choices);
	86
	87	wxString testImage;
	88	#if wxUSE_LIBPNG
	89	wxFileName fn("../image/toucan.png");
	90	if ( fn.FileExists() )
	91	testImage = fn.GetFullPath();
	92	#endif // wxUSE_LIBPNG
	93	m_filepicker = new wxFilePickerCtrl(this, wxID_ANY, testImage);
	94
	95	m_sbsizer = new wxStaticBoxSizer(wxVERTICAL, this, "wxStaticBitmap inside");
	96
	97	wxSizer *leftsizer = new wxBoxSizer(wxVERTICAL);
	98	leftsizer->Add(m_radio, wxSizerFlags().Expand().Border());
	99	leftsizer->Add(m_filepicker, wxSizerFlags().Expand().Border());
	100	wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);
	101	sizer->Add(leftsizer, wxSizerFlags().Border());
	102	sizer->Add(m_sbsizer, wxSizerFlags().Center());
	103	SetSizer(sizer);
	104
	105	wxInitAllImageHandlers();
	106
	107	Connect(wxEVT_COMMAND_FILEPICKER_CHANGED,
	108	wxFileDirPickerEventHandler(StatBmpWidgetsPage::OnFileChange));
	109	Connect(wxEVT_COMMAND_RADIOBOX_SELECTED,
	110	wxCommandEventHandler(StatBmpWidgetsPage::OnRadioChange));
	111
	112	m_statbmp = NULL;
	113	RecreateWidget();
	114	}
	115
	116	void StatBmpWidgetsPage::RecreateWidget()
	117	{
	118	delete m_statbmp;
	119	m_statbmp = NULL;
	120
	121	wxString filepath = m_filepicker->GetPath();
	122	if ( filepath.empty() )
	123	return;
	124
	125	wxImage image(filepath);
	126	if (! image.Ok() )
	127	{
	128	wxLogMessage("Reading image from file '%s' failed.", filepath.c_str());
	129	return;
	130	}
	131	if (m_radio->GetSelection() == 0)
	132	m_statbmp = new wxStaticBitmap(this, wxID_ANY, wxBitmap(image));
	133	else
	134	m_statbmp = new wxGenericStaticBitmap(this, wxID_ANY, wxBitmap(image));
	135	m_sbsizer->Add(m_statbmp, wxSizerFlags(1).Expand());
	136	GetSizer()->Layout();
	137	m_statbmp->Connect(wxEVT_LEFT_DOWN,
	138	wxMouseEventHandler(StatBmpWidgetsPage::OnMouseEvent),
	139	NULL, this);
	140	// When switching from generic to native control on wxMSW under Wine,
	141	// the explicit Refresh() is necessary
	142	m_statbmp->Refresh();
	143	}
	144