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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: wx/fontpicker.h | |
3 | // Purpose: wxFontPickerCtrl base header | |
4 | // Author: Francesco Montorsi | |
5 | // Modified by: | |
6 | // Created: 14/4/2006 | |
7 | // Copyright: (c) Francesco Montorsi | |
8 | // RCS-ID: $Id$ | |
9 | // Licence: wxWindows Licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_FONTPICKER_H_BASE_ | |
13 | #define _WX_FONTPICKER_H_BASE_ | |
14 | ||
15 | #include "wx/defs.h" | |
16 | ||
17 | ||
18 | #if wxUSE_FONTPICKERCTRL | |
19 | ||
ec376c8f VZ |
20 | #include "wx/pickerbase.h" |
21 | ||
22 | ||
b5dbe15d | 23 | class WXDLLIMPEXP_FWD_CORE wxFontPickerEvent; |
ec376c8f | 24 | |
53a2db12 FM |
25 | extern WXDLLIMPEXP_DATA_CORE(const char) wxFontPickerWidgetNameStr[]; |
26 | extern WXDLLIMPEXP_DATA_CORE(const char) wxFontPickerCtrlNameStr[]; | |
ec376c8f VZ |
27 | |
28 | ||
29 | // ---------------------------------------------------------------------------- | |
30 | // wxFontPickerWidgetBase: a generic abstract interface which must be | |
31 | // implemented by controls used by wxFontPickerCtrl | |
32 | // ---------------------------------------------------------------------------- | |
33 | ||
34 | class WXDLLIMPEXP_CORE wxFontPickerWidgetBase | |
35 | { | |
36 | public: | |
37 | wxFontPickerWidgetBase() { m_selectedFont = *wxNORMAL_FONT; } | |
38 | virtual ~wxFontPickerWidgetBase() {} | |
39 | ||
40 | wxFont GetSelectedFont() const | |
41 | { return m_selectedFont; } | |
42 | virtual void SetSelectedFont(const wxFont &f) | |
43 | { m_selectedFont = f; UpdateFont(); } | |
44 | ||
45 | protected: | |
46 | ||
47 | virtual void UpdateFont() = 0; | |
48 | ||
49 | // the current font (may be invalid if none) | |
50 | // NOTE: don't call this m_font as wxWindow::m_font already exists | |
51 | wxFont m_selectedFont; | |
52 | }; | |
53 | ||
54 | // Styles which must be supported by all controls implementing wxFontPickerWidgetBase | |
55 | // NB: these styles must be defined to carefully-chosen values to | |
56 | // avoid conflicts with wxButton's styles | |
57 | ||
58 | ||
59 | // keeps the label of the button updated with the fontface name + font size | |
60 | // E.g. choosing "Times New Roman bold, italic with size 10" from the fontdialog, | |
61 | // updates the wxFontButtonGeneric's label (overwriting any previous label) | |
62 | // with the "Times New Roman, 10" text (only fontface + fontsize is displayed | |
63 | // to avoid extralong labels). | |
64 | #define wxFNTP_FONTDESC_AS_LABEL 0x0008 | |
65 | ||
66 | // uses the currently selected font to draw the label of the button | |
67 | #define wxFNTP_USEFONT_FOR_LABEL 0x0010 | |
68 | ||
ff654490 VZ |
69 | #define wxFONTBTN_DEFAULT_STYLE \ |
70 | (wxFNTP_FONTDESC_AS_LABEL | wxFNTP_USEFONT_FOR_LABEL) | |
71 | ||
72 | // native version currently only exists in wxGTK2 | |
73 | #if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__) | |
ec376c8f VZ |
74 | #include "wx/gtk/fontpicker.h" |
75 | #define wxFontPickerWidget wxFontButton | |
76 | #else | |
77 | #include "wx/generic/fontpickerg.h" | |
78 | #define wxFontPickerWidget wxGenericFontButton | |
79 | #endif | |
80 | ||
81 | ||
82 | // ---------------------------------------------------------------------------- | |
83 | // wxFontPickerCtrl specific flags | |
84 | // ---------------------------------------------------------------------------- | |
85 | ||
556151f5 MW |
86 | #define wxFNTP_USE_TEXTCTRL (wxPB_USE_TEXTCTRL) |
87 | #define wxFNTP_DEFAULT_STYLE (wxFNTP_FONTDESC_AS_LABEL|wxFNTP_USEFONT_FOR_LABEL) | |
ec376c8f VZ |
88 | |
89 | // not a style but rather the default value of the maximum pointsize allowed | |
90 | #define wxFNTP_MAXPOINT_SIZE 100 | |
91 | ||
92 | ||
93 | // ---------------------------------------------------------------------------- | |
94 | // wxFontPickerCtrl: platform-independent class which embeds the | |
95 | // platform-dependent wxFontPickerWidget andm if wxFNTP_USE_TEXTCTRL style is | |
96 | // used, a textctrl next to it. | |
97 | // ---------------------------------------------------------------------------- | |
98 | ||
99 | class WXDLLIMPEXP_CORE wxFontPickerCtrl : public wxPickerBase | |
100 | { | |
101 | public: | |
102 | wxFontPickerCtrl() | |
44b72116 | 103 | : m_nMaxPointSize(wxFNTP_MAXPOINT_SIZE) |
ec376c8f VZ |
104 | { |
105 | } | |
106 | ||
107 | virtual ~wxFontPickerCtrl() {} | |
108 | ||
109 | ||
110 | wxFontPickerCtrl(wxWindow *parent, | |
111 | wxWindowID id, | |
305329c2 | 112 | const wxFont& initial = wxNullFont, |
ec376c8f VZ |
113 | const wxPoint& pos = wxDefaultPosition, |
114 | const wxSize& size = wxDefaultSize, | |
115 | long style = wxFNTP_DEFAULT_STYLE, | |
116 | const wxValidator& validator = wxDefaultValidator, | |
117 | const wxString& name = wxFontPickerCtrlNameStr) | |
44b72116 | 118 | : m_nMaxPointSize(wxFNTP_MAXPOINT_SIZE) |
ec376c8f VZ |
119 | { |
120 | Create(parent, id, initial, pos, size, style, validator, name); | |
121 | } | |
122 | ||
123 | bool Create(wxWindow *parent, | |
124 | wxWindowID id, | |
305329c2 | 125 | const wxFont& initial = wxNullFont, |
ec376c8f VZ |
126 | const wxPoint& pos = wxDefaultPosition, |
127 | const wxSize& size = wxDefaultSize, | |
128 | long style = wxFNTP_DEFAULT_STYLE, | |
129 | const wxValidator& validator = wxDefaultValidator, | |
130 | const wxString& name = wxFontPickerCtrlNameStr); | |
131 | ||
132 | ||
133 | public: // public API | |
134 | ||
135 | // get the font chosen | |
136 | wxFont GetSelectedFont() const | |
137 | { return ((wxFontPickerWidget *)m_picker)->GetSelectedFont(); } | |
138 | ||
139 | // sets currently displayed font | |
140 | void SetSelectedFont(const wxFont& f); | |
141 | ||
142 | // set/get the max pointsize | |
143 | void SetMaxPointSize(unsigned int max) | |
144 | { m_nMaxPointSize=max; } | |
145 | unsigned int GetMaxPointSize() const | |
146 | { return m_nMaxPointSize; } | |
147 | ||
148 | public: // internal functions | |
149 | ||
150 | void UpdatePickerFromTextCtrl(); | |
151 | void UpdateTextCtrlFromPicker(); | |
152 | ||
153 | // event handler for our picker | |
154 | void OnFontChange(wxFontPickerEvent &); | |
155 | ||
156 | // used to convert wxString <-> wxFont | |
157 | virtual wxString Font2String(const wxFont &font); | |
158 | virtual wxFont String2Font(const wxString &font); | |
159 | ||
c757b5fe PC |
160 | protected: |
161 | ||
ec376c8f VZ |
162 | // extracts the style for our picker from wxFontPickerCtrl's style |
163 | long GetPickerStyle(long style) const | |
164 | { return (style & (wxFNTP_FONTDESC_AS_LABEL|wxFNTP_USEFONT_FOR_LABEL)); } | |
165 | ||
ec376c8f VZ |
166 | // the maximum pointsize allowed to the user |
167 | unsigned int m_nMaxPointSize; | |
168 | ||
169 | private: | |
170 | DECLARE_DYNAMIC_CLASS(wxFontPickerCtrl) | |
171 | }; | |
172 | ||
173 | ||
174 | // ---------------------------------------------------------------------------- | |
175 | // wxFontPickerEvent: used by wxFontPickerCtrl only | |
176 | // ---------------------------------------------------------------------------- | |
177 | ||
9b11752c | 178 | wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_COMMAND_FONTPICKER_CHANGED, wxFontPickerEvent ); |
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179 | |
180 | class WXDLLIMPEXP_CORE wxFontPickerEvent : public wxCommandEvent | |
181 | { | |
182 | public: | |
183 | wxFontPickerEvent() {} | |
184 | wxFontPickerEvent(wxObject *generator, int id, const wxFont &f) | |
185 | : wxCommandEvent(wxEVT_COMMAND_FONTPICKER_CHANGED, id), | |
186 | m_font(f) | |
187 | { | |
188 | SetEventObject(generator); | |
189 | } | |
190 | ||
191 | wxFont GetFont() const { return m_font; } | |
192 | void SetFont(const wxFont &c) { m_font = c; } | |
193 | ||
258b2ca6 RD |
194 | // default copy ctor, assignment operator and dtor are ok |
195 | virtual wxEvent *Clone() const { return new wxFontPickerEvent(*this); } | |
196 | ||
ec376c8f VZ |
197 | private: |
198 | wxFont m_font; | |
199 | ||
258b2ca6 | 200 | DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxFontPickerEvent) |
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201 | }; |
202 | ||
203 | // ---------------------------------------------------------------------------- | |
204 | // event types and macros | |
205 | // ---------------------------------------------------------------------------- | |
206 | ||
207 | typedef void (wxEvtHandler::*wxFontPickerEventFunction)(wxFontPickerEvent&); | |
208 | ||
209 | #define wxFontPickerEventHandler(func) \ | |
3c778901 | 210 | wxEVENT_HANDLER_CAST(wxFontPickerEventFunction, func) |
ec376c8f VZ |
211 | |
212 | #define EVT_FONTPICKER_CHANGED(id, fn) \ | |
213 | wx__DECLARE_EVT1(wxEVT_COMMAND_FONTPICKER_CHANGED, id, wxFontPickerEventHandler(fn)) | |
214 | ||
ec376c8f VZ |
215 | |
216 | #endif // wxUSE_FONTPICKERCTRL | |
217 | ||
218 | #endif | |
219 | // _WX_FONTPICKER_H_BASE_ |