initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/fontpicker.h

@@ -0,0 +1,242 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/fontpicker.h
+// Purpose:     wxFontPickerCtrl base header
+// Author:      Francesco Montorsi
+// Created:     14/4/2006
+// Copyright:   (c) Francesco Montorsi
+// Licence:     wxWindows Licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_FONTPICKER_H_BASE_
+#define _WX_FONTPICKER_H_BASE_
+
+#include "wx/defs.h"
+
+
+#if wxUSE_FONTPICKERCTRL
+
+#include "wx/pickerbase.h"
+
+
+class WXDLLIMPEXP_FWD_CORE wxFontPickerEvent;
+
+extern WXDLLIMPEXP_DATA_CORE(const char) wxFontPickerWidgetNameStr[];
+extern WXDLLIMPEXP_DATA_CORE(const char) wxFontPickerCtrlNameStr[];
+
+
+// ----------------------------------------------------------------------------
+// wxFontPickerWidgetBase: a generic abstract interface which must be
+//                         implemented by controls used by wxFontPickerCtrl
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxFontPickerWidgetBase
+{
+public:
+    wxFontPickerWidgetBase() : m_selectedFont(*wxNORMAL_FONT) { }
+    virtual ~wxFontPickerWidgetBase() = default;
+
+    wxFont GetSelectedFont() const
+        { return m_selectedFont; }
+    virtual void SetSelectedFont(const wxFont &f)
+        { m_selectedFont = f; UpdateFont(); }
+
+    virtual wxColour GetSelectedColour() const = 0;
+    virtual void SetSelectedColour(const wxColour &colour) = 0;
+
+protected:
+
+    virtual void UpdateFont() = 0;
+
+    // the current font (may be invalid if none)
+    // NOTE: don't call this m_font as wxWindow::m_font already exists
+    wxFont m_selectedFont;
+};
+
+// Styles which must be supported by all controls implementing wxFontPickerWidgetBase
+// NB: these styles must be defined to carefully-chosen values to
+//     avoid conflicts with wxButton's styles
+
+
+// keeps the label of the button updated with the fontface name + font size
+// E.g. choosing "Times New Roman bold, italic with size 10" from the fontdialog,
+//      updates the wxFontButtonGeneric's label (overwriting any previous label)
+//      with the "Times New Roman, 10" text (only fontface + fontsize is displayed
+//      to avoid extralong labels).
+#define wxFNTP_FONTDESC_AS_LABEL      0x0008
+
+// uses the currently selected font to draw the label of the button
+#define wxFNTP_USEFONT_FOR_LABEL      0x0010
+
+#define wxFONTBTN_DEFAULT_STYLE \
+    (wxFNTP_FONTDESC_AS_LABEL | wxFNTP_USEFONT_FOR_LABEL)
+
+// native version currently only exists in wxGTK2
+#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
+    #include "wx/gtk/fontpicker.h"
+    #define wxFontPickerWidget      wxFontButton
+#else
+    #include "wx/generic/fontpickerg.h"
+    #define wxFontPickerWidget      wxGenericFontButton
+#endif
+
+
+// ----------------------------------------------------------------------------
+// wxFontPickerCtrl specific flags
+// ----------------------------------------------------------------------------
+
+#define wxFNTP_USE_TEXTCTRL       (wxPB_USE_TEXTCTRL)
+#define wxFNTP_DEFAULT_STYLE      (wxFNTP_FONTDESC_AS_LABEL|wxFNTP_USEFONT_FOR_LABEL)
+
+// not a style but rather the default value of the minimum/maximum pointsize allowed
+#define wxFNTP_MINPOINT_SIZE      0
+#define wxFNTP_MAXPOINT_SIZE      100
+
+
+// ----------------------------------------------------------------------------
+// wxFontPickerCtrl: platform-independent class which embeds the
+// platform-dependent wxFontPickerWidget and if wxFNTP_USE_TEXTCTRL style is
+// used, a textctrl next to it.
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxFontPickerCtrl : public wxPickerBase
+{
+public:
+     wxFontPickerCtrl()
+        : m_nMinPointSize(wxFNTP_MINPOINT_SIZE), m_nMaxPointSize(wxFNTP_MAXPOINT_SIZE)
+    {
+    }
+
+    virtual ~wxFontPickerCtrl() = default;
+
+
+    wxFontPickerCtrl(wxWindow *parent,
+                     wxWindowID id,
+                     const wxFont& initial = wxNullFont,
+                     const wxPoint& pos = wxDefaultPosition,
+                     const wxSize& size = wxDefaultSize,
+                     long style = wxFNTP_DEFAULT_STYLE,
+                     const wxValidator& validator = wxDefaultValidator,
+                     const wxString& name = wxASCII_STR(wxFontPickerCtrlNameStr))
+        : m_nMinPointSize(wxFNTP_MINPOINT_SIZE), m_nMaxPointSize(wxFNTP_MAXPOINT_SIZE)
+    {
+        Create(parent, id, initial, pos, size, style, validator, name);
+    }
+
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxFont& initial = wxNullFont,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = wxFNTP_DEFAULT_STYLE,
+                const wxValidator& validator = wxDefaultValidator,
+                const wxString& name = wxASCII_STR(wxFontPickerCtrlNameStr));
+
+
+public:         // public API
+
+    // get the font chosen
+    wxFont GetSelectedFont() const
+        { return GetPickerWidget()->GetSelectedFont(); }
+
+    // sets currently displayed font
+    void SetSelectedFont(const wxFont& f);
+
+    // returns the selected color
+    wxColour GetSelectedColour() const
+        { return GetPickerWidget()->GetSelectedColour(); }
+
+    // sets the currently selected color
+    void SetSelectedColour(const wxColour& colour)
+        { GetPickerWidget()->SetSelectedColour(colour); }
+
+    // set/get the min point size
+    void SetMinPointSize(unsigned int min);
+    unsigned int GetMinPointSize() const
+        { return m_nMinPointSize; }
+
+    // set/get the max point size
+    void SetMaxPointSize(unsigned int max);
+    unsigned int GetMaxPointSize() const
+        { return m_nMaxPointSize; }
+
+public:        // internal functions
+
+    void UpdatePickerFromTextCtrl() override;
+    void UpdateTextCtrlFromPicker() override;
+
+    // event handler for our picker
+    void OnFontChange(wxFontPickerEvent &);
+
+    // used to convert wxString <-> wxFont
+    virtual wxString Font2String(const wxFont &font);
+    virtual wxFont String2Font(const wxString &font);
+
+protected:
+
+    // extracts the style for our picker from wxFontPickerCtrl's style
+    long GetPickerStyle(long style) const override
+        { return (style & (wxFNTP_FONTDESC_AS_LABEL|wxFNTP_USEFONT_FOR_LABEL)); }
+
+    // the minimum pointsize allowed to the user
+    unsigned int m_nMinPointSize;
+
+    // the maximum pointsize allowed to the user
+    unsigned int m_nMaxPointSize;
+
+private:
+    wxFontPickerWidget* GetPickerWidget() const
+        { return static_cast<wxFontPickerWidget*>(m_picker); }
+
+    wxDECLARE_DYNAMIC_CLASS(wxFontPickerCtrl);
+};
+
+
+// ----------------------------------------------------------------------------
+// wxFontPickerEvent: used by wxFontPickerCtrl only
+// ----------------------------------------------------------------------------
+
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_FONTPICKER_CHANGED, wxFontPickerEvent );
+
+class WXDLLIMPEXP_CORE wxFontPickerEvent : public wxCommandEvent
+{
+public:
+    wxFontPickerEvent() = default;
+    wxFontPickerEvent(wxObject *generator, int id, const wxFont &f)
+        : wxCommandEvent(wxEVT_FONTPICKER_CHANGED, id),
+          m_font(f)
+    {
+        SetEventObject(generator);
+    }
+
+    wxFont GetFont() const { return m_font; }
+    void SetFont(const wxFont &c) { m_font = c; }
+
+    // default copy ctor, assignment operator and dtor are ok
+    wxNODISCARD virtual wxEvent *Clone() const override { return new wxFontPickerEvent(*this); }
+
+private:
+    wxFont m_font;
+
+    wxDECLARE_DYNAMIC_CLASS_NO_ASSIGN_DEF_COPY(wxFontPickerEvent);
+};
+
+// ----------------------------------------------------------------------------
+// event types and macros
+// ----------------------------------------------------------------------------
+
+typedef void (wxEvtHandler::*wxFontPickerEventFunction)(wxFontPickerEvent&);
+
+#define wxFontPickerEventHandler(func) \
+    wxEVENT_HANDLER_CAST(wxFontPickerEventFunction, func)
+
+#define EVT_FONTPICKER_CHANGED(id, fn) \
+    wx__DECLARE_EVT1(wxEVT_FONTPICKER_CHANGED, id, wxFontPickerEventHandler(fn))
+
+// old wxEVT_COMMAND_* constants
+#define wxEVT_COMMAND_FONTPICKER_CHANGED   wxEVT_FONTPICKER_CHANGED
+
+
+#endif // wxUSE_FONTPICKERCTRL
+
+#endif
+    // _WX_FONTPICKER_H_BASE_