/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx/wx.h".
-#include <wx/wxprec.h>
+#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all <standard< wxWindows headers
#ifndef WX_PRECOMP
- #include <wx/wx.h>
+ #include "wx/wx.h"
- #include <wx/log.h>
+ #include "wx/log.h"
#endif
-#include <wx/choicdlg.h>
-#include <wx/fontdlg.h>
-#include <wx/fontenum.h>
-#include <wx/fontmap.h>
-#include <wx/textfile.h>
+#include "wx/choicdlg.h"
+#include "wx/fontdlg.h"
+#include "wx/fontenum.h"
+#include "wx/fontmap.h"
+#include "wx/encconv.h"
+#include "wx/splitter.h"
+#include "wx/textfile.h"
// ----------------------------------------------------------------------------
// private classes
// event handlers (these functions should _not_ be virtual)
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
+
+ void OnIncFont(wxCommandEvent& event) { DoResizeFont(+2); }
+ void OnDecFont(wxCommandEvent& event) { DoResizeFont(-2); }
+
+ void OnBold(wxCommandEvent& event);
+ void OnItalic(wxCommandEvent& event);
+ void OnUnderline(wxCommandEvent& event);
+
void OnViewMsg(wxCommandEvent& event);
void OnSelectFont(wxCommandEvent& event);
void OnEnumerateFamiliesForEncoding(wxCommandEvent& event);
{ DoEnumerateFamilies(TRUE); }
void OnEnumerateEncodings(wxCommandEvent& event);
- void OnSize(wxSizeEvent& event);
+ void OnCheckNativeToFromString(wxCommandEvent& event);
protected:
- void DoEnumerateFamilies(bool fixedWidthOnly,
- wxFontEncoding encoding = wxFONTENCODING_SYSTEM);
+ bool DoEnumerateFamilies(bool fixedWidthOnly,
+ wxFontEncoding encoding = wxFONTENCODING_SYSTEM,
+ bool silent = FALSE);
+ void DoResizeFont(int diff);
void DoChangeFont(const wxFont& font, const wxColour& col = wxNullColour);
- void Resize(const wxSize& size, const wxFont& font = wxNullFont);
+ size_t m_fontSize; // in points
wxTextCtrl *m_textctrl;
MyCanvas *m_canvas;
Font_Quit = 1,
Font_About,
Font_ViewMsg,
+ Font_IncSize,
+ Font_DecSize,
+ Font_Bold,
+ Font_Italic,
+ Font_Underlined,
Font_Choose = 100,
Font_EnumFamiliesForEncoding,
Font_EnumFamilies,
Font_EnumFixedFamilies,
Font_EnumEncodings,
+ Font_CheckNativeToFromString,
Font_Max
};
// simple menu events like this the static method is much simpler.
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(Font_Quit, MyFrame::OnQuit)
- EVT_MENU(Font_About, MyFrame::OnAbout)
EVT_MENU(Font_ViewMsg, MyFrame::OnViewMsg)
+ EVT_MENU(Font_About, MyFrame::OnAbout)
+
+ EVT_MENU(Font_IncSize, MyFrame::OnIncFont)
+ EVT_MENU(Font_DecSize, MyFrame::OnDecFont)
+ EVT_MENU(Font_Bold, MyFrame::OnBold)
+ EVT_MENU(Font_Italic, MyFrame::OnItalic)
+ EVT_MENU(Font_Underlined, MyFrame::OnUnderline)
+ EVT_MENU(Font_CheckNativeToFromString, MyFrame::OnCheckNativeToFromString)
+
EVT_MENU(Font_Choose, MyFrame::OnSelectFont)
EVT_MENU(Font_EnumFamiliesForEncoding, MyFrame::OnEnumerateFamiliesForEncoding)
EVT_MENU(Font_EnumFamilies, MyFrame::OnEnumerateFamilies)
EVT_MENU(Font_EnumFixedFamilies, MyFrame::OnEnumerateFixedFamilies)
EVT_MENU(Font_EnumEncodings, MyFrame::OnEnumerateEncodings)
-
- EVT_SIZE(MyFrame::OnSize)
END_EVENT_TABLE()
// Create a new application object: this macro will allow wxWindows to create
{
// Create the main application window
MyFrame *frame = new MyFrame("Font wxWindows demo",
- wxPoint(50, 50), wxSize(450, 340));
+ wxPoint(50, 50), wxSize(600, 400));
// Show it and tell the application that it's our main window
frame->Show(TRUE);
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
: wxFrame((wxFrame *)NULL, -1, title, pos, size), m_textctrl(NULL)
{
+ m_fontSize = 12;
+
// create a menu bar
wxMenu *menuFile = new wxMenu;
menuFile->Append(Font_Quit, "E&xit\tAlt-X", "Quit this program");
wxMenu *menuFont = new wxMenu;
- menuFont->Append(Font_Choose, "&Select font...\tCtrl-S",
- "Select a standard font");
+ menuFont->Append(Font_IncSize, "&Increase font size by 2 points\tCtrl-I");
+ menuFont->Append(Font_DecSize, "&Decrease font size by 2 points\tCtrl-D");
menuFont->AppendSeparator();
- menuFont->Append(Font_EnumFamilies, "Enumerate font &families\tCtrl-F");
- menuFont->Append(Font_EnumFixedFamilies,
- "Enumerate f&ixed font families\tCtrl-I");
- menuFont->Append(Font_EnumEncodings,
+ menuFont->Append(Font_Bold, "&Bold\tCtrl-B", "Toggle bold state", TRUE);
+ menuFont->Append(Font_Italic, "&Oblique\tCtrl-O", "Toggle italic state", TRUE);
+ menuFont->Append(Font_Underlined, "&Underlined\tCtrl-U",
+ "Toggle underlined state", TRUE);
+ menuFont->AppendSeparator();
+ menuFont->Append(Font_CheckNativeToFromString,
+ "Check Native Font Info To/From String");
+
+ wxMenu *menuSelect = new wxMenu;
+ menuSelect->Append(Font_Choose, "&Select font...\tCtrl-S",
+ "Select a standard font");
+ menuSelect->AppendSeparator();
+ menuSelect->Append(Font_EnumFamilies, "Enumerate font &families\tCtrl-F");
+ menuSelect->Append(Font_EnumFixedFamilies,
+ "Enumerate fi&xed font families\tCtrl-X");
+ menuSelect->Append(Font_EnumEncodings,
"Enumerate &encodings\tCtrl-E");
- menuFont->Append(Font_EnumFamiliesForEncoding,
+ menuSelect->Append(Font_EnumFamiliesForEncoding,
"Find font for en&coding...\tCtrl-C",
"Find font families for given encoding");
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(menuFile, "&File");
menuBar->Append(menuFont, "F&ont");
+ menuBar->Append(menuSelect, "&Select");
// ... and attach this menu bar to the frame
SetMenuBar(menuBar);
- m_textctrl = new wxTextCtrl(this, -1,
+ wxSplitterWindow *splitter = new wxSplitterWindow(this);
+
+ m_textctrl = new wxTextCtrl(splitter, -1,
"Paste text here to see how it looks\n"
"like in the given font",
wxDefaultPosition, wxDefaultSize,
wxTE_MULTILINE);
- m_canvas = new MyCanvas(this);
+ m_canvas = new MyCanvas(splitter);
+
+ splitter->SplitHorizontally(m_textctrl, m_canvas, 100);
// create a status bar just for fun (by default with 1 pane only)
CreateStatusBar();
SetStatusText("Welcome to wxWindows font demo!");
}
+// --------------------------------------------------------
-// event handlers
-void MyFrame::OnEnumerateEncodings(wxCommandEvent& WXUNUSED(event))
+class MyEncodingEnumerator : public wxFontEnumerator
{
- class MyEncodingEnumerator : public wxFontEnumerator
- {
- public:
- MyEncodingEnumerator() { m_n = 0; }
-
- const wxString& GetText() const { return m_text; }
+public:
+ MyEncodingEnumerator()
+ { m_n = 0; }
- protected:
- virtual bool OnFontEncoding(const wxString& facename,
- const wxString& encoding)
- {
- wxString text;
- text.Printf("Encoding %d: %s (available in facename '%s')\n",
- ++m_n, encoding.c_str(), facename.c_str());
- m_text += text;
+ const wxString& GetText() const
+ { return m_text; }
- return TRUE;
- }
+protected:
+ virtual bool OnFontEncoding(const wxString& facename,
+ const wxString& encoding)
+ {
+ wxString text;
+ text.Printf(wxT("Encoding %d: %s (available in facename '%s')\n"),
+ ++m_n, encoding.c_str(), facename.c_str());
+ m_text += text;
+ return TRUE;
+ }
- private:
- size_t m_n;
+private:
+ size_t m_n;
+ wxString m_text;
+};
- wxString m_text;
- } fontEnumerator;
+void MyFrame::OnEnumerateEncodings(wxCommandEvent& WXUNUSED(event))
+{
+ MyEncodingEnumerator fontEnumerator;
fontEnumerator.EnumerateEncodings();
- wxLogMessage("Enumerating all available encodings:\n%s",
+ wxLogMessage(wxT("Enumerating all available encodings:\n%s"),
fontEnumerator.GetText().c_str());
}
-void MyFrame::DoEnumerateFamilies(bool fixedWidthOnly, wxFontEncoding encoding)
-{
- class MyFontEnumerator : public wxFontEnumerator
- {
- public:
- bool GotAny() const { return !m_facenames.IsEmpty(); }
+// -------------------------------------------------------------
- const wxArrayString& GetFacenames() const { return m_facenames; }
+class MyFontEnumerator : public wxFontEnumerator
+{
+public:
+ bool GotAny() const
+ { return !m_facenames.IsEmpty(); }
- protected:
- virtual bool OnFacename(const wxString& facename)
- {
- m_facenames.Add(facename);
+ const wxArrayString& GetFacenames() const
+ { return m_facenames; }
- return TRUE;
- }
+protected:
+ virtual bool OnFacename(const wxString& facename)
+ {
+ m_facenames.Add(facename);
+ return TRUE;
+ }
private:
wxArrayString m_facenames;
- } fontEnumerator;
+} fontEnumerator;
+
+bool MyFrame::DoEnumerateFamilies(bool fixedWidthOnly,
+ wxFontEncoding encoding,
+ bool silent)
+{
+ MyFontEnumerator fontEnumerator;
fontEnumerator.EnumerateFacenames(encoding, fixedWidthOnly);
if ( fontEnumerator.GotAny() )
{
- int n, nFacenames = fontEnumerator.GetFacenames().GetCount();
- wxLogStatus(this, "Found %d %sfonts",
- nFacenames, fixedWidthOnly ? "fixed width " : "");
+ int nFacenames = fontEnumerator.GetFacenames().GetCount();
+ if ( !silent )
+ {
+ wxLogStatus(this, wxT("Found %d %sfonts"),
+ nFacenames, fixedWidthOnly ? wxT("fixed width ") : wxT(""));
+ }
+
+ wxString facename;
+ if ( silent )
+ {
+ // choose the first
+ facename = fontEnumerator.GetFacenames().Item(0);
+ }
+ else
+ {
+ // let the user choose
+ wxString *facenames = new wxString[nFacenames];
+ int n;
+ for ( n = 0; n < nFacenames; n++ )
+ facenames[n] = fontEnumerator.GetFacenames().Item(n);
+
+ n = wxGetSingleChoiceIndex("Choose a facename", "Font demo",
+ nFacenames, facenames, this);
+
+ if ( n != -1 )
+ facename = facenames[n];
- wxString *facenames = new wxString[nFacenames];
- for ( n = 0; n < nFacenames; n++ )
- facenames[n] = fontEnumerator.GetFacenames().Item(n);
+ delete [] facenames;
+ }
- n = wxGetSingleChoiceIndex("Choose a facename", "Font demo",
- nFacenames, facenames, this);
- if ( n != -1 )
+ if ( !facename.IsEmpty() )
{
- wxFont font(14, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
- wxFONTWEIGHT_NORMAL, FALSE, facenames[n], encoding);
+ wxFont font(12, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
+ wxFONTWEIGHT_NORMAL, FALSE, facename, encoding);
DoChangeFont(font);
}
- delete [] facenames;
+ return TRUE;
}
- else
+ else if ( !silent )
{
- wxLogWarning("No such fonts found.");
+ wxLogWarning(wxT("No such fonts found."));
}
+
+ return FALSE;
}
void MyFrame::OnEnumerateFamiliesForEncoding(wxCommandEvent& WXUNUSED(event))
wxFONTENCODING_CP1252,
};
- static const char *encodingNames[] =
+ static const wxString encodingNames[] =
{
- "West European (Latin 1)",
- "Central European (Latin 2)",
- "Cyrillic (Latin 5)",
- "Greek (Latin 7)",
- "West European new (Latin 0)",
+ "Western European (ISO-8859-1)",
+ "Central European (ISO-8859-2)",
+ "Cyrillic (ISO-8859-5)",
+ "Greek (ISO-8859-7)",
+ "Western European with Euro (ISO-8859-15)",
"KOI8-R",
- "Windows Latin 2",
- "Windows Cyrillic",
- "Windows Latin 1",
+ "Windows Central European (CP 1250)",
+ "Windows Cyrillic (CP 1251)",
+ "Windows Western European (CP 1252)",
};
int n = wxGetSingleChoiceIndex("Choose an encoding", "Font demo",
WXSIZEOF(encodingNames),
- (char **)encodingNames,
+ encodingNames,
this);
if ( n != -1 )
}
}
-void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
+void MyFrame::OnCheckNativeToFromString(wxCommandEvent& WXUNUSED(event))
+{
+ wxString fontInfo = m_canvas->GetTextFont().GetNativeFontInfoDesc();
+
+ if ( fontInfo.IsEmpty() )
+ {
+ wxLogError(wxT("Native font info string is empty!"));
+ }
+ else
+ {
+ wxFont *font = wxFont::New(fontInfo);
+ if ( fontInfo != font->GetNativeFontInfoDesc() )
+ wxLogError(wxT("wxNativeFontInfo ToString()/FromString() broken!"));
+ else
+ wxLogMessage(wxT("wxNativeFontInfo works: %s"), fontInfo.c_str());
+
+ delete font;
+ }
+}
+
+void MyFrame::DoResizeFont(int diff)
+{
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetPointSize(font.GetPointSize() + diff);
+ DoChangeFont(font);
+}
+
+void MyFrame::OnBold(wxCommandEvent& event)
{
- Resize(GetSize(), font);
+ wxFont font = m_canvas->GetTextFont();
+ font.SetWeight(event.IsChecked() ? wxFONTWEIGHT_BOLD : wxFONTWEIGHT_NORMAL);
+ DoChangeFont(font);
+}
+
+void MyFrame::OnItalic(wxCommandEvent& event)
+{
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetStyle(event.IsChecked() ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL);
+ DoChangeFont(font);
+}
+
+void MyFrame::OnUnderline(wxCommandEvent& event)
+{
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetUnderlined(event.IsChecked());
+ DoChangeFont(font);
+}
+
+void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
+{
m_canvas->SetTextFont(font);
if ( col.Ok() )
m_canvas->SetColour(col);
wxColour colour = retData.GetColour();
DoChangeFont(font, colour);
+
+ // update the state of the bold/italic/underlined menu items
+ wxMenuBar *mbar = GetMenuBar();
+ if ( mbar )
+ {
+ mbar->Check(Font_Bold, font.GetWeight() == wxFONTWEIGHT_BOLD);
+ mbar->Check(Font_Italic, font.GetStyle() == wxFONTSTYLE_ITALIC);
+ mbar->Check(Font_Underlined, font.GetUnderlined());
+ }
}
}
if ( line.Left(len) == prefix )
{
// found!
- const char *pc = line.c_str() + len;
+ const wxChar *pc = line.c_str() + len;
if ( *pc == '"' )
pc++;
if ( !charset )
{
- wxLogError("The file '%s' doesn't contain charset information.",
+ wxLogError(wxT("The file '%s' doesn't contain charset information."),
filename.c_str());
return;
}
// ok, now get the corresponding encoding
- wxFontMapper fontMapper;
- wxFontEncoding fontenc = fontMapper.CharsetToEncoding(charset);
+ wxFontEncoding fontenc = wxTheFontMapper->CharsetToEncoding(charset);
if ( fontenc == wxFONTENCODING_SYSTEM )
{
- wxLogError("Charset '%s' is unsupported.", charset.c_str());
+ wxLogError(wxT("Charset '%s' is unsupported."), charset.c_str());
return;
}
- // and now create the correct font
m_textctrl->LoadFile(filename);
- DoEnumerateFamilies(FALSE, fontenc);
+ if ( fontenc == wxFONTENCODING_UTF8 ||
+ !wxTheFontMapper->IsEncodingAvailable(fontenc) )
+ {
+ // try to find some similar encoding:
+ wxFontEncoding encAlt;
+ if ( wxTheFontMapper->GetAltForEncoding(fontenc, &encAlt) )
+ {
+ wxEncodingConverter conv;
+
+ if (conv.Init(fontenc, encAlt))
+ {
+ fontenc = encAlt;
+ m_textctrl -> SetValue(conv.Convert(m_textctrl -> GetValue()));
+ }
+ else
+ {
+ wxLogWarning(wxT("Cannot convert from '%s' to '%s'."),
+ wxFontMapper::GetEncodingDescription(fontenc).c_str(),
+ wxFontMapper::GetEncodingDescription(encAlt).c_str());
+ }
+ }
+ else
+ wxLogWarning(wxT("No fonts for encoding '%s' on this system."),
+ wxFontMapper::GetEncodingDescription(fontenc).c_str());
+ }
+
+ // and now create the correct font
+ if ( !DoEnumerateFamilies(FALSE, fontenc, TRUE /* silent */) )
+ {
+ wxFont font(12, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL,
+ wxFONTWEIGHT_NORMAL, FALSE /* !underlined */,
+ wxEmptyString /* facename */, fontenc);
+ if ( font.Ok() )
+ {
+ DoChangeFont(font);
+ }
+ else
+ {
+ wxLogWarning(wxT("No fonts for encoding '%s' on this system."),
+ wxFontMapper::GetEncodingDescription(fontenc).c_str());
+ }
+ }
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
wxOK | wxICON_INFORMATION, this);
}
-void MyFrame::OnSize(wxSizeEvent& event)
-{
- wxSize size = event.GetSize();
-
- Resize(size);
-
- event.Skip();
-}
-
-void MyFrame::Resize(const wxSize& size, const wxFont& font)
-{
- if ( !m_textctrl )
- return;
-
- wxCoord h;
- if ( font.Ok() )
- {
- wxClientDC dc(this);
- dc.SetFont(font);
-
- h = 10*(dc.GetCharHeight() + 1);
- }
- else
- {
- h = m_textctrl->GetSize().y;
- }
-
- m_textctrl->SetSize(0, 0, size.x, h);
- m_canvas->SetSize(0, h, size.x, size.y - h);
-}
-
// ----------------------------------------------------------------------------
// MyCanvas
// ----------------------------------------------------------------------------
END_EVENT_TABLE()
MyCanvas::MyCanvas( wxWindow *parent )
- : wxWindow( parent, -1 )
+ : wxWindow( parent, -1 ),
+ m_colour(*wxRED), m_font(*wxNORMAL_FONT)
{
- m_font = *wxNORMAL_FONT;
- m_colour = *wxRED;
}
MyCanvas::~MyCanvas()
PrepareDC(dc);
// set background
- dc.SetBackground(wxBrush("white", wxSOLID));
+ dc.SetBackground(wxBrush(wxT("white"), wxSOLID));
dc.Clear();
+ // one text line height
+ wxCoord hLine = dc.GetCharHeight();
+
+ // the current text origin
+ wxCoord x = 5,
+ y = 5;
+
// output the font name/info
wxString fontInfo;
- fontInfo.Printf("Font family is '%s', style '%s', weight '%s'",
+ fontInfo.Printf(wxT("Font size is %d points, family: %s, encoding: %s"),
+ m_font.GetPointSize(),
m_font.GetFamilyString().c_str(),
+ wxTheFontMapper->
+ GetEncodingDescription(m_font.GetEncoding()).c_str());
+
+ dc.DrawText(fontInfo, x, y);
+ y += hLine;
+
+ fontInfo.Printf(wxT("Style: %s, weight: %s, fixed width: %s"),
m_font.GetStyleString().c_str(),
- m_font.GetWeightString().c_str());
+ m_font.GetWeightString().c_str(),
+ m_font.IsFixedWidth() ? _T("yes") : _T("no"));
+
+ dc.DrawText(fontInfo, x, y);
+ y += hLine;
+
+ if ( m_font.Ok() )
+ {
+ wxNativeFontInfo *info = m_font.GetNativeFontInfo();
+ if ( info )
+ {
+ delete info;
+
+ wxString fontDesc = m_font.GetNativeFontInfoUserDesc();
+ fontInfo.Printf(wxT("Native font info: %s"), fontDesc.c_str());
+
+ dc.DrawText(fontInfo, x, y);
+ y += hLine;
+ }
+ }
- dc.DrawText(fontInfo, 5, 5);
+ y += hLine;
// prepare to draw the font
dc.SetFont(m_font);
dc.SetTextForeground(m_colour);
- // the size of one cell (char + small margin)
- int w = dc.GetCharWidth() + 5,
- h = dc.GetCharHeight() + 4;
+ // the size of one cell (Normally biggest char + small margin)
+ long maxCharWidth, maxCharHeight;
+ dc.GetTextExtent(wxT("W"), &maxCharWidth, &maxCharHeight);
+ int w = maxCharWidth + 5,
+ h = maxCharHeight + 4;
- // the origin for our table
- int x = 5,
- y = 2*h;
// print all font symbols from 32 to 256 in 7 rows of 32 chars each
- for ( int i = 1; i < 8; i++ )
+ for ( int i = 0; i < 7; i++ )
{
for ( int j = 0; j < 32; j++ )
{
- dc.DrawText(char(32*i + j), x + w*j, y + h*i);
+ wxChar c = 32 * (i + 1) + j;
+
+ long charWidth, charHeight;
+ dc.GetTextExtent(c, &charWidth, &charHeight);
+ dc.DrawText
+ (
+ c,
+ x + w*j + (maxCharWidth - charWidth) / 2 + 1,
+ y + h*i + (maxCharHeight - charHeight) / 2
+ );
}
}
int l;
// horizontal
- y += h;
for ( l = 0; l < 8; l++ )
{
int yl = y + h*l - 2;
- dc.DrawLine(x - 2, yl, x + 32*w - 2, yl);
+ dc.DrawLine(x - 2, yl, x + 32*w - 1, yl);
}
// and vertical
for ( l = 0; l < 33; l++ )
{
int xl = x + w*l - 2;
- dc.DrawLine(xl, y, xl, y + 7*h - 2);
+ dc.DrawLine(xl, y - 2, xl, y + 7*h - 1);
}
}
projects / wxWidgets.git / blobdiff