Don't call wxTextMeasure::BeginMeasuring() when using non-native wxDC.

[wxWidgets.git] / samples / font / font.cpp

diff --git a/samples/font/font.cpp b/samples/font/font.cpp
index fce11afd27c8e86d8bea7467e169ea62b4152281..0dbf46ac59799eef0567ce52ffb931da21f0050a 100644 (file)
--- a/samples/font/font.cpp
+++ b/samples/font/font.cpp
@@ -107,6 +107,7 @@ public:
     void OnSlant(wxCommandEvent& event);
 
     void OnUnderline(wxCommandEvent& event);
     void OnSlant(wxCommandEvent& event);
 
     void OnUnderline(wxCommandEvent& event);

+    void OnStrikethrough(wxCommandEvent& event);

 
     void OnwxPointerFont(wxCommandEvent& event);
     void OnwxSystemSettingsFont(wxCommandEvent& event);
 
     void OnwxPointerFont(wxCommandEvent& event);
     void OnwxSystemSettingsFont(wxCommandEvent& event);


@@ -178,6 +179,7 @@ enum
     Font_Slant,
 
     Font_Underlined,
     Font_Slant,
 
     Font_Underlined,

+    Font_Strikethrough,

 
     // standard global wxFont objects:
     Font_wxNORMAL_FONT,
 
     // standard global wxFont objects:
     Font_wxNORMAL_FONT,


@@ -231,6 +233,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(Font_Slant, MyFrame::OnSlant)
 
     EVT_MENU(Font_Underlined, MyFrame::OnUnderline)
     EVT_MENU(Font_Slant, MyFrame::OnSlant)
 
     EVT_MENU(Font_Underlined, MyFrame::OnUnderline)

+    EVT_MENU(Font_Strikethrough, MyFrame::OnStrikethrough)

 
     EVT_MENU(Font_wxNORMAL_FONT, MyFrame::OnwxPointerFont)
     EVT_MENU(Font_wxSMALL_FONT, MyFrame::OnwxPointerFont)
 
     EVT_MENU(Font_wxNORMAL_FONT, MyFrame::OnwxPointerFont)
     EVT_MENU(Font_wxSMALL_FONT, MyFrame::OnwxPointerFont)


@@ -311,7 +314,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     menuFile->Append(Font_ViewMsg, wxT("&View...\tCtrl-V"),
                      wxT("View an email message file"));
     menuFile->AppendSeparator();
     menuFile->Append(Font_ViewMsg, wxT("&View...\tCtrl-V"),
                      wxT("View an email message file"));
     menuFile->AppendSeparator();

-    menuFile->Append(Font_About, wxT("&About...\tCtrl-A"), wxT("Show about dialog"));
+    menuFile->Append(Font_About, wxT("&About\tCtrl-A"), wxT("Show about dialog"));

     menuFile->AppendSeparator();
     menuFile->Append(Font_Quit, wxT("E&xit\tAlt-X"), wxT("Quit this program"));
 
     menuFile->AppendSeparator();
     menuFile->Append(Font_Quit, wxT("E&xit\tAlt-X"), wxT("Quit this program"));
 


@@ -330,6 +333,8 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     menuFont->AppendSeparator();
     menuFont->AppendCheckItem(Font_Underlined, wxT("&Underlined\tCtrl-U"),
                               wxT("Toggle underlined state"));
     menuFont->AppendSeparator();
     menuFont->AppendCheckItem(Font_Underlined, wxT("&Underlined\tCtrl-U"),
                               wxT("Toggle underlined state"));

+    menuFont->AppendCheckItem(Font_Strikethrough, wxT("&Strikethrough"),
+                              wxT("Toggle strikethrough state"));

 
     menuFont->AppendSeparator();
     menuFont->Append(Font_SetNativeDesc,
 
     menuFont->AppendSeparator();
     menuFont->Append(Font_SetNativeDesc,


@@ -735,6 +740,13 @@ void MyFrame::OnUnderline(wxCommandEvent& event)
     DoChangeFont(font);
 }
 
     DoChangeFont(font);
 }
 

+void MyFrame::OnStrikethrough(wxCommandEvent& event)
+{
+    wxFont font = m_canvas->GetTextFont();
+    font.SetStrikethrough(event.IsChecked());
+    DoChangeFont(font);
+}
+

 void MyFrame::OnwxPointerFont(wxCommandEvent& event)
 {
     wxFont font;
 void MyFrame::OnwxPointerFont(wxCommandEvent& event)
 {
     wxFont font;


@@ -813,6 +825,7 @@ void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
     m_textctrl->SetFont(font);
     if ( col.IsOk() )
         m_textctrl->SetForegroundColour(col);
     m_textctrl->SetFont(font);
     if ( col.IsOk() )
         m_textctrl->SetForegroundColour(col);

+    m_textctrl->Refresh();

 
     // update the state of the bold/italic/underlined menu items
     wxMenuBar *mbar = GetMenuBar();
 
     // update the state of the bold/italic/underlined menu items
     wxMenuBar *mbar = GetMenuBar();


@@ -827,6 +840,7 @@ void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
 #endif
 
         mbar->Check(Font_Underlined, font.GetUnderlined());
 #endif
 
         mbar->Check(Font_Underlined, font.GetUnderlined());

+        mbar->Check(Font_Strikethrough, font.GetStrikethrough());

     }
 }
 
     }
 }
 


@@ -1009,7 +1023,7 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     PrepareDC(dc);
 
     // set background
     PrepareDC(dc);
 
     // set background

-    dc.SetBackground(wxBrush(wxT("white"), wxSOLID));
+    dc.SetBackground(*wxWHITE_BRUSH);

     dc.Clear();
     dc.SetFont(m_font);
 
     dc.Clear();
     dc.SetFont(m_font);
 


@@ -1091,7 +1105,7 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     }
 
     // draw the lines between them
     }
 
     // draw the lines between them

-    dc.SetPen(wxPen(wxColour(wxT("blue")), 1, wxSOLID));
+    dc.SetPen(*wxBLUE_PEN);

     int l;
 
     // horizontal
     int l;
 
     // horizontal