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1/////////////////////////////////////////////////////////////////////////////
2// Program: wxWidgets Widgets Sample
3// Name: filepicker.cpp
4// Purpose: Part of the widgets sample showing wx*PickerCtrl
5// Author: Francesco Montorsi
6// Created: 20/6/2006
7// Id: $Id$
8// Copyright: (c) 2006 Francesco Montorsi
9// Licence: wxWindows licence
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#if wxUSE_FILEPICKERCTRL
28
29// for all others, include the necessary headers
30#ifndef WX_PRECOMP
31 #include "wx/app.h"
32 #include "wx/log.h"
33 #include "wx/radiobox.h"
34#endif
35
36#include "wx/artprov.h"
37#include "wx/sizer.h"
38#include "wx/stattext.h"
39#include "wx/checkbox.h"
40#include "wx/imaglist.h"
41
42#include "wx/filepicker.h"
43#include "widgets.h"
44
45#include "icons/filepicker.xpm"
46
47// ----------------------------------------------------------------------------
48// constants
49// ----------------------------------------------------------------------------
50
51enum
52{
53 FilePickerMode_Open = 0,
54 FilePickerMode_Save
55};
56
57// control ids
58enum
59{
60 PickerPage_Reset = wxID_HIGHEST,
61 PickerPage_File
62};
63
64
65// ----------------------------------------------------------------------------
66// FilePickerWidgetsPage
67// ----------------------------------------------------------------------------
68
69class FilePickerWidgetsPage : public WidgetsPage
70{
71public:
72 FilePickerWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
73 virtual ~FilePickerWidgetsPage(){};
74
75 virtual wxControl *GetWidget() const { return m_filePicker; }
76 virtual void RecreateWidget() { RecreatePicker(); }
77
78 // lazy creation of the content
79 virtual void CreateContent();
80
81protected:
82
83 // called only once at first construction
84 void CreatePicker();
85
86 // called to recreate an existing control
87 void RecreatePicker();
88
89 // restore the checkboxes state to the initial values
90 void Reset();
91
92 // get the initial style for the picker of the given kind
93 long GetPickerStyle();
94
95 // update filepicker radiobox
96 void UpdateFilePickerMode();
97
98 // the pickers and the relative event handlers
99 void OnFileChange(wxFileDirPickerEvent &ev);
100 void OnCheckBox(wxCommandEvent &ev);
101 void OnButtonReset(wxCommandEvent &ev);
102
103
104 // the picker
105 wxFilePickerCtrl *m_filePicker;
106
107
108 // other controls
109 // --------------
110
111 wxCheckBox *m_chkFileTextCtrl,
112 *m_chkFileOverwritePrompt,
113 *m_chkFileMustExist,
114 *m_chkFileChangeDir;
115 wxRadioBox *m_radioFilePickerMode;
116
117 wxBoxSizer *m_sizer;
118
119private:
120 DECLARE_EVENT_TABLE()
121 DECLARE_WIDGETS_PAGE(FilePickerWidgetsPage)
122};
123
124// ----------------------------------------------------------------------------
125// event tables
126// ----------------------------------------------------------------------------
127
128BEGIN_EVENT_TABLE(FilePickerWidgetsPage, WidgetsPage)
129 EVT_BUTTON(PickerPage_Reset, FilePickerWidgetsPage::OnButtonReset)
130
131 EVT_FILEPICKER_CHANGED(PickerPage_File, FilePickerWidgetsPage::OnFileChange)
132
133 EVT_CHECKBOX(wxID_ANY, FilePickerWidgetsPage::OnCheckBox)
134 EVT_RADIOBOX(wxID_ANY, FilePickerWidgetsPage::OnCheckBox)
135END_EVENT_TABLE()
136
137// ============================================================================
138// implementation
139// ============================================================================
140
141#if defined(__WXGTK24__)
142 #define FAMILY_CTRLS NATIVE_CTRLS
143#else
144 #define FAMILY_CTRLS GENERIC_CTRLS
145#endif
146
147IMPLEMENT_WIDGETS_PAGE(FilePickerWidgetsPage, wxT("FilePicker"),
148 PICKER_CTRLS | FAMILY_CTRLS);
149
150FilePickerWidgetsPage::FilePickerWidgetsPage(WidgetsBookCtrl *book,
151 wxImageList *imaglist)
152 : WidgetsPage(book, imaglist, filepicker_xpm)
153{
154}
155
156void FilePickerWidgetsPage::CreateContent()
157{
158 // left pane
159 wxSizer *boxleft = new wxBoxSizer(wxVERTICAL);
160
161 static const wxString mode[] = { wxT("open"), wxT("save") };
162 m_radioFilePickerMode = new wxRadioBox(this, wxID_ANY, wxT("wxFilePicker mode"),
163 wxDefaultPosition, wxDefaultSize,
164 WXSIZEOF(mode), mode);
165 boxleft->Add(m_radioFilePickerMode, 0, wxALL|wxGROW, 5);
166
167 wxStaticBoxSizer *filebox = new wxStaticBoxSizer(wxVERTICAL, this, wxT("&FilePicker style"));
168 m_chkFileTextCtrl = CreateCheckBoxAndAddToSizer(filebox, wxT("With textctrl"), false);
169 m_chkFileOverwritePrompt = CreateCheckBoxAndAddToSizer(filebox, wxT("Overwrite prompt"), false);
170 m_chkFileMustExist = CreateCheckBoxAndAddToSizer(filebox, wxT("File must exist"), false);
171 m_chkFileChangeDir = CreateCheckBoxAndAddToSizer(filebox, wxT("Change working dir"), false);
172 boxleft->Add(filebox, 0, wxALL|wxGROW, 5);
173
174 boxleft->Add(new wxButton(this, PickerPage_Reset, wxT("&Reset")),
175 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
176
177 Reset(); // set checkboxes state
178
179 // create pickers
180 m_filePicker = NULL;
181 CreatePicker();
182
183 // right pane
184 m_sizer = new wxBoxSizer(wxVERTICAL);
185 m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
186 m_sizer->Add(m_filePicker, 0, wxALIGN_CENTER|wxALL, 5);
187 m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
188
189 // global pane
190 wxSizer *sz = new wxBoxSizer(wxHORIZONTAL);
191 sz->Add(boxleft, 0, wxGROW|wxALL, 5);
192 sz->Add(m_sizer, 1, wxGROW|wxALL, 5);
193
194 SetSizer(sz);
195}
196
197void FilePickerWidgetsPage::CreatePicker()
198{
199 delete m_filePicker;
200
201 // pass an empty string as initial file
202 m_filePicker = new wxFilePickerCtrl(this, PickerPage_File,
203 wxEmptyString,
204 wxT("Hello!"), wxT("*"),
205 wxDefaultPosition, wxDefaultSize,
206 GetPickerStyle());
207}
208
209long FilePickerWidgetsPage::GetPickerStyle()
210{
211 long style = 0;
212
213 if ( m_chkFileTextCtrl->GetValue() )
214 style |= wxFLP_USE_TEXTCTRL;
215
216 if ( m_chkFileOverwritePrompt->GetValue() )
217 style |= wxFLP_OVERWRITE_PROMPT;
218
219 if ( m_chkFileMustExist->GetValue() )
220 style |= wxFLP_FILE_MUST_EXIST;
221
222 if ( m_chkFileChangeDir->GetValue() )
223 style |= wxFLP_CHANGE_DIR;
224
225 if (m_radioFilePickerMode->GetSelection() == FilePickerMode_Open)
226 style |= wxFLP_OPEN;
227 else
228 style |= wxFLP_SAVE;
229
230 return style;
231}
232
233void FilePickerWidgetsPage::RecreatePicker()
234{
235 m_sizer->Remove(1);
236 CreatePicker();
237 m_sizer->Insert(1, m_filePicker, 0, wxALIGN_CENTER||wxALL, 5);
238
239 m_sizer->Layout();
240}
241
242void FilePickerWidgetsPage::Reset()
243{
244 m_radioFilePickerMode->SetSelection((wxFLP_DEFAULT_STYLE & wxFLP_OPEN) ?
245 FilePickerMode_Open : FilePickerMode_Save);
246 m_chkFileTextCtrl->SetValue((wxFLP_DEFAULT_STYLE & wxFLP_USE_TEXTCTRL) != 0);
247 m_chkFileOverwritePrompt->SetValue((wxFLP_DEFAULT_STYLE & wxFLP_OVERWRITE_PROMPT) != 0);
248 m_chkFileMustExist->SetValue((wxFLP_DEFAULT_STYLE & wxFLP_FILE_MUST_EXIST) != 0);
249 m_chkFileChangeDir->SetValue((wxFLP_DEFAULT_STYLE & wxFLP_CHANGE_DIR) != 0);
250
251 UpdateFilePickerMode();
252}
253
254void FilePickerWidgetsPage::UpdateFilePickerMode()
255{
256 switch (m_radioFilePickerMode->GetSelection())
257 {
258 case FilePickerMode_Open:
259 m_chkFileOverwritePrompt->SetValue(false);
260 m_chkFileOverwritePrompt->Disable();
261 m_chkFileMustExist->Enable();
262 break;
263 case FilePickerMode_Save:
264 m_chkFileMustExist->SetValue(false);
265 m_chkFileMustExist->Disable();
266 m_chkFileOverwritePrompt->Enable();
267 break;
268 }
269}
270
271
272// ----------------------------------------------------------------------------
273// event handlers
274// ----------------------------------------------------------------------------
275
276void FilePickerWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
277{
278 Reset();
279
280 RecreatePicker();
281}
282
283void FilePickerWidgetsPage::OnFileChange(wxFileDirPickerEvent& event)
284{
285 wxLogMessage(wxT("The file changed to '%s' ! The current working directory is '%s'"),
286 event.GetPath().c_str(), wxGetCwd().c_str());
287}
288
289void FilePickerWidgetsPage::OnCheckBox(wxCommandEvent &event)
290{
291 if (event.GetEventObject() == m_chkFileTextCtrl ||
292 event.GetEventObject() == m_chkFileOverwritePrompt ||
293 event.GetEventObject() == m_chkFileMustExist ||
294 event.GetEventObject() == m_chkFileChangeDir)
295 RecreatePicker();
296
297 if (event.GetEventObject() == m_radioFilePickerMode)
298 {
299 UpdateFilePickerMode();
300 RecreatePicker();
301 }
302}
303
304#endif // wxUSE_FILEPICKERCTRL