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1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: tipdlg.cpp
3 // Purpose: implementation of wxTipDialog
4 // Author: Vadim Zeitlin
5 // Modified by:
6 // Created: 28.06.99
7 // RCS-ID: $Id$
8 // Copyright: (c) Vadim Zeitlin
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #ifdef __GNUG__
21 #pragma implementation "tipdlg.h"
22 #endif
23
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
26
27 #ifdef __BORLANDC__
28 #pragma hdrstop
29 #endif
30
31 #if wxUSE_STARTUP_TIPS
32
33 #ifndef WX_PRECOMP
34 #include "wx/button.h"
35 #include "wx/checkbox.h"
36 #include "wx/statbox.h"
37 #include "wx/dialog.h"
38 #include "wx/icon.h"
39 #include "wx/intl.h"
40 #include "wx/settings.h"
41 #include "wx/textctrl.h"
42 #include "wx/statbmp.h"
43 #include "wx/stattext.h"
44 #include "wx/sizer.h"
45 #endif // WX_PRECOMP
46
47 #include "wx/statline.h"
48
49 #include "wx/tipdlg.h"
50
51 // ----------------------------------------------------------------------------
52 // constants
53 // ----------------------------------------------------------------------------
54
55 static const int wxID_NEXT_TIP = -100; // whatever
56
57 // ----------------------------------------------------------------------------
58 // private classes
59 // ----------------------------------------------------------------------------
60
61 // an implementation which takes the tips from the text file - each line
62 // represents a tip
63 class WXDLLEXPORT wxFileTipProvider : public wxTipProvider
64 {
65 public:
66 wxFileTipProvider(const wxString& filename, size_t currentTip);
67
68 virtual wxString GetTip();
69
70 private:
71 wxTextFile m_textfile;
72 };
73
74 #ifdef __WIN32__
75 // TODO an implementation which takes the tips from the given registry key
76 class WXDLLEXPORT wxRegTipProvider : public wxTipProvider
77 {
78 public:
79 wxRegTipProvider(const wxString& keyname);
80
81 virtual wxString GetTip();
82 };
83
84 // Empty implementation for now to keep the linker happy
85 wxString wxRegTipProvider::GetTip()
86 {
87 return wxEmptyString;
88 }
89
90 #endif // __WIN32__
91
92 // the dialog we show in wxShowTip()
93 class WXDLLEXPORT wxTipDialog : public wxDialog
94 {
95 public:
96 wxTipDialog(wxWindow *parent,
97 wxTipProvider *tipProvider,
98 bool showAtStartup);
99
100 // the tip dialog has "Show tips on startup" checkbox - return TRUE if it
101 // was checked (or wasn't unchecked)
102 bool ShowTipsOnStartup() const { return m_checkbox->GetValue(); }
103
104 // sets the (next) tip text
105 void SetTipText() { m_text->SetValue(m_tipProvider->GetTip()); }
106
107 // "Next" button handler
108 void OnNextTip(wxCommandEvent& WXUNUSED(event)) { SetTipText(); }
109
110 private:
111 wxTipProvider *m_tipProvider;
112
113 wxTextCtrl *m_text;
114 wxCheckBox *m_checkbox;
115
116 DECLARE_EVENT_TABLE()
117 };
118
119 // ============================================================================
120 // implementation
121 // ============================================================================
122
123 // ----------------------------------------------------------------------------
124 // wxFileTipProvider
125 // ----------------------------------------------------------------------------
126
127 wxFileTipProvider::wxFileTipProvider(const wxString& filename,
128 size_t currentTip)
129 : wxTipProvider(currentTip), m_textfile(filename)
130 {
131 m_textfile.Open();
132 }
133
134 wxString wxFileTipProvider::GetTip()
135 {
136 size_t count = m_textfile.GetLineCount();
137 if ( !count )
138 return _("Tips not available, sorry!");
139
140 // notice that it may be greater, actually, if we remembered it from the
141 // last time and the number of tips changed
142 if ( m_currentTip == count )
143 {
144 // wrap
145 m_currentTip = 0;
146 }
147
148 return m_textfile.GetLine(m_currentTip++);
149 }
150
151 // ----------------------------------------------------------------------------
152 // wxTipDialog
153 // ----------------------------------------------------------------------------
154
155 BEGIN_EVENT_TABLE(wxTipDialog, wxDialog)
156 EVT_BUTTON(wxID_NEXT_TIP, wxTipDialog::OnNextTip)
157 END_EVENT_TABLE()
158
159 wxTipDialog::wxTipDialog(wxWindow *parent,
160 wxTipProvider *tipProvider,
161 bool showAtStartup)
162 : wxDialog(parent, -1, _("Tip of the Day"),
163 wxDefaultPosition, wxDefaultSize,
164 wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER)
165 {
166 m_tipProvider = tipProvider;
167
168 // 1) create all controls in tab order
169
170 wxButton *btnClose = new wxButton(this, wxID_CANCEL, _("&Close"));
171
172 m_checkbox = new wxCheckBox(this, -1, _("&Show tips at startup"));
173 m_checkbox->SetValue(showAtStartup);
174
175 wxButton *btnNext = new wxButton(this, wxID_NEXT_TIP, _("&Next Tip"));
176
177 wxStaticText *text = new wxStaticText(this, -1, _("Did you know..."), wxDefaultPosition, wxSize(-1,30) );
178 #if defined(__WXMSW__)
179 text->SetFont(wxFont(16, wxSWISS, wxNORMAL, wxBOLD));
180 #else
181 text->SetFont(wxFont(18, wxSWISS, wxNORMAL, wxBOLD));
182 #endif
183 //
184 // text->SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE));
185
186 m_text = new wxTextCtrl(this, -1, wxT(""),
187 wxDefaultPosition, wxSize(200, 160),
188 wxTE_MULTILINE |
189 wxTE_READONLY |
190 wxTE_RICH | // a hack to get rid of vert scrollbar
191 wxSUNKEN_BORDER);
192 #if defined(__WXMSW__)
193 m_text->SetFont(wxFont(12, wxROMAN, wxNORMAL, wxNORMAL));
194 #else
195 m_text->SetFont(wxFont(14, wxROMAN, wxNORMAL, wxNORMAL));
196 #endif
197
198 #if defined(__WXMSW__) || defined(__WXPM__)
199 wxIcon icon("wxICON_TIP");
200 #else
201 #include "wx/generic/tip.xpm"
202 wxIcon icon(tipIcon);
203 #endif
204 wxStaticBitmap *bmp = new wxStaticBitmap(this, -1, icon);
205
206 // 2) put them in boxes
207
208 wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
209
210 wxBoxSizer *icon_text = new wxBoxSizer( wxHORIZONTAL );
211 icon_text->Add( bmp, 0, wxCENTER );
212 icon_text->Add( text, 1, wxCENTER | wxLEFT, 20 );
213 topsizer->Add( icon_text, 0, wxEXPAND | wxALL, 10 );
214
215 topsizer->Add( m_text, 1, wxEXPAND | wxLEFT|wxRIGHT, 10 );
216
217 wxBoxSizer *bottom = new wxBoxSizer( wxHORIZONTAL );
218 bottom->Add( m_checkbox, 0, wxCENTER );
219 bottom->Add( 10,10,1 );
220 bottom->Add( btnNext, 0, wxCENTER | wxLEFT, 10 );
221 bottom->Add( btnClose, 0, wxCENTER | wxLEFT, 10 );
222 topsizer->Add( bottom, 0, wxEXPAND | wxALL, 10 );
223
224 SetTipText();
225
226 SetAutoLayout(TRUE);
227 SetSizer( topsizer );
228
229 topsizer->SetSizeHints( this );
230 topsizer->Fit( this );
231
232 Centre(wxBOTH | wxCENTER_FRAME);
233
234 }
235
236 // ----------------------------------------------------------------------------
237 // our public interface
238 // ----------------------------------------------------------------------------
239
240 wxTipProvider *wxCreateFileTipProvider(const wxString& filename,
241 size_t currentTip)
242 {
243 return new wxFileTipProvider(filename, currentTip);
244 }
245
246 bool wxShowTip(wxWindow *parent,
247 wxTipProvider *tipProvider,
248 bool showAtStartup)
249 {
250 wxTipDialog dlg(parent, tipProvider, showAtStartup);
251 dlg.ShowModal();
252
253 return dlg.ShowTipsOnStartup();
254 }
255
256 #endif // wxUSE_STARTUP_TIPS
257