added a few encoding convenience methods for pc-mac encoding and string handling...

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

diff --git a/samples/text/text.cpp b/samples/text/text.cpp
index 03895e1d11359a95d9a499391227bdd99bba2e99..ac11396a01b66fd50bcd97acb15fae9fff095291 100644 (file)
--- a/samples/text/text.cpp
+++ b/samples/text/text.cpp
@@ -9,7 +9,6 @@
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__

-    #pragma interface "text.cpp"

     #pragma implementation "text.cpp"
 #endif
 
     #pragma implementation "text.cpp"
 #endif
 


@@ -67,7 +66,11 @@ public:
     void OnKeyDown(wxKeyEvent& event);
     void OnKeyUp(wxKeyEvent& event);
     void OnChar(wxKeyEvent& event);
     void OnKeyDown(wxKeyEvent& event);
     void OnKeyUp(wxKeyEvent& event);
     void OnChar(wxKeyEvent& event);

+

     void OnText(wxCommandEvent& event);
     void OnText(wxCommandEvent& event);

+    void OnTextURL(wxTextUrlEvent& event);
+    void OnTextMaxLen(wxCommandEvent& event);
+

     void OnMouseEvent(wxMouseEvent& event);
 
     bool m_hasCapture;
     void OnMouseEvent(wxMouseEvent& event);
 
     bool m_hasCapture;


@@ -99,6 +102,7 @@ public:
     MyTextCtrl    *m_enter;
     MyTextCtrl    *m_tab;
     MyTextCtrl    *m_readonly;
     MyTextCtrl    *m_enter;
     MyTextCtrl    *m_tab;
     MyTextCtrl    *m_readonly;

+    MyTextCtrl    *m_limited;

 
     MyTextCtrl    *m_multitext;
     MyTextCtrl    *m_horizontal;
 
     MyTextCtrl    *m_multitext;
     MyTextCtrl    *m_horizontal;


@@ -130,11 +134,40 @@ public:
         { m_panel->DoCopyToClipboard(); }
 #endif // wxUSE_CLIPBOARD
 
         { m_panel->DoCopyToClipboard(); }
 #endif // wxUSE_CLIPBOARD
 

+    void OnAddTextFreeze( wxCommandEvent& event )
+        { DoAddText(true); }
+    void OnAddText( wxCommandEvent& event )
+        { DoAddText(false); }
+

     void OnMoveToEndOfText( wxCommandEvent &event )
         { m_panel->DoMoveToEndOfText(); }
     void OnMoveToEndOfEntry( wxCommandEvent &event )
         { m_panel->DoMoveToEndOfEntry(); }
 
     void OnMoveToEndOfText( wxCommandEvent &event )
         { m_panel->DoMoveToEndOfText(); }
     void OnMoveToEndOfEntry( wxCommandEvent &event )
         { m_panel->DoMoveToEndOfEntry(); }
 

+    void OnScrollLineDown(wxCommandEvent& event)
+    {
+        if ( !m_panel->m_textrich->LineDown() )
+            wxLogMessage(_T("Already at the bottom"));
+    }
+
+    void OnScrollLineUp(wxCommandEvent& event)
+    {
+        if ( !m_panel->m_textrich->LineUp() )
+            wxLogMessage(_T("Already at the top"));
+    }
+
+    void OnScrollPageDown(wxCommandEvent& event)
+    {
+        if ( !m_panel->m_textrich->PageDown() )
+            wxLogMessage(_T("Already at the bottom"));
+    }
+
+    void OnScrollPageUp(wxCommandEvent& event)
+    {
+        if ( !m_panel->m_textrich->PageUp() )
+            wxLogMessage(_T("Already at the top"));
+    }
+

     void OnLogClear(wxCommandEvent& event);
     void OnFileSave(wxCommandEvent& event);
     void OnFileLoad(wxCommandEvent& event);
     void OnLogClear(wxCommandEvent& event);
     void OnFileSave(wxCommandEvent& event);
     void OnFileLoad(wxCommandEvent& event);


@@ -145,6 +178,21 @@ public:
     void OnIdle( wxIdleEvent& event );
 
 private:
     void OnIdle( wxIdleEvent& event );
 
 private:

+    void DoAddText(bool freeze)
+    {
+        wxTextCtrl *text = m_panel->m_textrich;
+        if ( freeze )
+            text->Freeze();
+
+        for ( int i = 0; i < 100; i++ )
+            text->AppendText(wxString::Format("Line %i\n", i));
+
+        text->SetInsertionPoint(0);
+
+        if ( freeze )
+            text->Thaw();
+    }
+

     MyPanel *m_panel;
 
     DECLARE_EVENT_TABLE()
     MyPanel *m_panel;
 
     DECLARE_EVENT_TABLE()


@@ -177,17 +225,23 @@ enum
     TEXT_TOOLTIPS_ENABLE,
 
     // text menu
     TEXT_TOOLTIPS_ENABLE,
 
     // text menu

-    TEXT_MOVE_ENDTEXT = 400,
+    TEXT_ADD_SOME = 400,
+    TEXT_ADD_FREEZE,
+    TEXT_MOVE_ENDTEXT,

     TEXT_MOVE_ENDENTRY,
     TEXT_SET_EDITABLE,
     TEXT_MOVE_ENDENTRY,
     TEXT_SET_EDITABLE,

-    TEXT_SET_ENABLED
+    TEXT_SET_ENABLED,
+    TEXT_LINE_DOWN,
+    TEXT_LINE_UP,
+    TEXT_PAGE_DOWN,
+    TEXT_PAGE_UP,

 };
 
 bool MyApp::OnInit()
 {
     // Create the main frame window
     MyFrame *frame = new MyFrame((wxFrame *) NULL,
 };
 
 bool MyApp::OnInit()
 {
     // Create the main frame window
     MyFrame *frame = new MyFrame((wxFrame *) NULL,

-            "Text wxWindows sample", 50, 50, 660, 420);
+            "Text wxWindows sample", 50, 50, 700, 420);

     frame->SetSizeHints( 500, 400 );
 
     wxMenu *file_menu = new wxMenu;
     frame->SetSizeHints( 500, 400 );
 
     wxMenu *file_menu = new wxMenu;


@@ -225,12 +279,19 @@ bool MyApp::OnInit()
 #endif // wxUSE_CLIPBOARD
 
     wxMenu *menuText = new wxMenu;
 #endif // wxUSE_CLIPBOARD
 
     wxMenu *menuText = new wxMenu;

+    menuText->Append(TEXT_ADD_SOME, "&Append some text\tCtrl-A");
+    menuText->Append(TEXT_ADD_FREEZE, "&Append text with freeze/thaw\tShift-Ctrl-A");

     menuText->Append(TEXT_MOVE_ENDTEXT, "Move cursor to the end of &text");
     menuText->Append(TEXT_MOVE_ENDENTRY, "Move cursor to the end of &entry");
     menuText->Append(TEXT_SET_EDITABLE, "Toggle &editable state", "", TRUE);
     menuText->Append(TEXT_SET_ENABLED, "Toggle e&nabled state", "", TRUE);
     menuText->Check(TEXT_SET_EDITABLE, TRUE);
     menuText->Check(TEXT_SET_ENABLED, TRUE);
     menuText->Append(TEXT_MOVE_ENDTEXT, "Move cursor to the end of &text");
     menuText->Append(TEXT_MOVE_ENDENTRY, "Move cursor to the end of &entry");
     menuText->Append(TEXT_SET_EDITABLE, "Toggle &editable state", "", TRUE);
     menuText->Append(TEXT_SET_ENABLED, "Toggle e&nabled state", "", TRUE);
     menuText->Check(TEXT_SET_EDITABLE, TRUE);
     menuText->Check(TEXT_SET_ENABLED, TRUE);

+    menuText->AppendSeparator();
+    menuText->Append(TEXT_LINE_DOWN, "Scroll text one line down");
+    menuText->Append(TEXT_LINE_UP, "Scroll text one line up");
+    menuText->Append(TEXT_PAGE_DOWN, "Scroll text one page down");
+    menuText->Append(TEXT_PAGE_DOWN, "Scroll text one page up");

     menu_bar->Append(menuText, "&Text");
 
     frame->SetMenuBar(menu_bar);
     menu_bar->Append(menuText, "&Text");
 
     frame->SetMenuBar(menu_bar);


@@ -251,7 +312,11 @@ BEGIN_EVENT_TABLE(MyTextCtrl, wxTextCtrl)
     EVT_KEY_DOWN(MyTextCtrl::OnKeyDown)
     EVT_KEY_UP(MyTextCtrl::OnKeyUp)
     EVT_CHAR(MyTextCtrl::OnChar)
     EVT_KEY_DOWN(MyTextCtrl::OnKeyDown)
     EVT_KEY_UP(MyTextCtrl::OnKeyUp)
     EVT_CHAR(MyTextCtrl::OnChar)

+

     EVT_TEXT(-1, MyTextCtrl::OnText)
     EVT_TEXT(-1, MyTextCtrl::OnText)

+    EVT_TEXT_URL(-1, MyTextCtrl::OnTextURL)
+    EVT_TEXT_MAXLEN(-1, MyTextCtrl::OnTextMaxLen)
+

     EVT_MOUSE_EVENTS(MyTextCtrl::OnMouseEvent)
 END_EVENT_TABLE()
 
     EVT_MOUSE_EVENTS(MyTextCtrl::OnMouseEvent)
 END_EVENT_TABLE()
 


@@ -383,6 +448,40 @@ void MyTextCtrl::LogEvent(const wxChar *name, wxKeyEvent& event) const
                   GetChar( event.MetaDown(), _T('M') ) );
 }
 
                   GetChar( event.MetaDown(), _T('M') ) );
 }
 

+static wxString GetMouseEventDesc(const wxMouseEvent& ev)
+{
+    // click event
+    wxString button;
+    bool dbl, up;
+    if ( ev.LeftDown() || ev.LeftUp() || ev.LeftDClick() )
+    {
+        button = _T("Left");
+        dbl = ev.LeftDClick();
+        up = ev.LeftUp();
+    }
+    else if ( ev.MiddleDown() || ev.MiddleUp() || ev.MiddleDClick() )
+    {
+        button = _T("Middle");
+        dbl = ev.MiddleDClick();
+        up = ev.MiddleUp();
+    }
+    else if ( ev.RightDown() || ev.RightUp() || ev.RightDClick() )
+    {
+        button = _T("Right");
+        dbl = ev.RightDClick();
+        up = ev.RightUp();
+    }
+    else
+    {
+        return _T("Unknown mouse event");
+    }
+
+    return wxString::Format(_T("%s mouse button %s"),
+                            button.c_str(),
+                            dbl ? _T("double clicked")
+                                : up ? _T("released") : _T("clicked"));
+}
+

 void MyTextCtrl::OnMouseEvent(wxMouseEvent& ev)
 {
     if ( !ev.Moving() )
 void MyTextCtrl::OnMouseEvent(wxMouseEvent& ev)
 {
     if ( !ev.Moving() )


@@ -398,37 +497,7 @@ void MyTextCtrl::OnMouseEvent(wxMouseEvent& ev)
         }
         else
         {
         }
         else
         {

-            // click event
-            wxString button;
-            bool dbl, up;
-            if ( ev.LeftDown() || ev.LeftUp() || ev.LeftDClick() )
-            {
-                button = _T("Left");
-                dbl = ev.LeftDClick();
-                up = ev.LeftUp();
-            }
-            else if ( ev.MiddleDown() || ev.MiddleUp() || ev.MiddleDClick() )
-            {
-                button = _T("Middle");
-                dbl = ev.MiddleDClick();
-                up = ev.MiddleUp();
-            }
-            else if ( ev.RightDown() || ev.RightUp() || ev.RightDClick() )
-            {
-                button = _T("Right");
-                dbl = ev.RightDClick();
-                up = ev.RightUp();
-            }
-            else
-            {
-                wxLogStatus(_T("Unknown mouse event"));
-                return;
-            }
-
-            msg.Printf(_T("%s mouse button %s"),
-                        button.c_str(),
-                        dbl ? _T("double clicked")
-                            : up ? _T("released") : _T("clicked"));
+            msg = GetMouseEventDesc(ev);

         }
 
         msg << _T(" at (") << ev.GetX() << _T(", ") << ev.GetY() << _T(") ")
         }
 
         msg << _T(" at (") << ev.GetX() << _T(", ") << ev.GetY() << _T(") ")


@@ -462,6 +531,27 @@ void MyTextCtrl::OnText(wxCommandEvent& event)
     }
 }
 
     }
 }
 

+void MyTextCtrl::OnTextMaxLen(wxCommandEvent& event)
+{
+    wxLogMessage(_T("You can't enter more characters into this control."));
+}
+
+void MyTextCtrl::OnTextURL(wxTextUrlEvent& event)
+{
+    const wxMouseEvent& ev = event.GetMouseEvent();
+
+    // filter out mouse moves, too many of them
+    if ( ev.Moving() )
+        return;
+
+    long start = event.GetURLStart(),
+         end = event.GetURLEnd();
+
+    wxLogMessage(_T("Mouse event over URL '%s': %s"),
+                 GetValue().Mid(start, end - start).c_str(),
+                 GetMouseEventDesc(ev).c_str());
+}
+

 void MyTextCtrl::OnChar(wxKeyEvent& event)
 {
     LogEvent( _T("Char"), event);
 void MyTextCtrl::OnChar(wxKeyEvent& event)
 {
     LogEvent( _T("Char"), event);


@@ -589,6 +679,10 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h )
     m_readonly = new MyTextCtrl( this, -1, "Read only",
       wxPoint(10,90), wxSize(140,-1), wxTE_READONLY );
 
     m_readonly = new MyTextCtrl( this, -1, "Read only",
       wxPoint(10,90), wxSize(140,-1), wxTE_READONLY );
 

+    m_limited = new MyTextCtrl(this, -1, "Max 8 ch",
+                              wxPoint(10, 130), wxSize(140, -1));
+    m_limited->SetMaxLength(8);
+

     // multi line text controls
 
     m_horizontal = new MyTextCtrl( this, -1, "Multiline text control with a horizontal scrollbar.",
     // multi line text controls
 
     m_horizontal = new MyTextCtrl( this, -1, "Multiline text control with a horizontal scrollbar.",


@@ -642,12 +736,39 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h )
     m_textrich = new MyTextCtrl(this, -1, "Allows more than 30Kb of text\n"
                                 "(even under broken Win9x)\n"
                                 "and a very very very very very "
     m_textrich = new MyTextCtrl(this, -1, "Allows more than 30Kb of text\n"
                                 "(even under broken Win9x)\n"
                                 "and a very very very very very "

-                                "very very very long line to test"
+                                "very very very long line to test "

                                 "wxHSCROLL style",
                                 "wxHSCROLL style",

-                                wxPoint(450, 10), wxSize(200, 230),
-                                wxTE_RICH | wxTE_MULTILINE | wxHSCROLL);
-    m_textrich->SetForegroundColour(wxColour(0, 255, 255));
-    m_textrich->SetBackgroundColour(*wxBLUE);
+                                wxPoint(450, 10), wxSize(230, 230),
+                                wxTE_RICH |
+                                wxTE_MULTILINE |
+                                wxTE_AUTO_URL |
+                                wxHSCROLL);
+
+#if 0
+    m_textrich->SetFont(wxFont(12, wxFONTFAMILY_TELETYPE,
+                               wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL));
+    m_textrich->SetStyle(0, 10, *wxRED);
+    m_textrich->SetStyle(10, 20, *wxBLUE);
+    m_textrich->SetStyle(30, 40,
+                         wxTextAttr(*wxGREEN, wxNullColour, *wxITALIC_FONT));
+    m_textrich->SetDefaultStyle(wxTextAttr());
+    m_textrich->AppendText(_T("\n\nFirst 10 characters should be in red\n"));
+    m_textrich->AppendText(_T("Next 10 characters should be in blue\n"));
+    m_textrich->AppendText(_T("Next 10 characters should be normal\n"));
+    m_textrich->AppendText(_T("And the next 10 characters should be green and italic\n"));
+    m_textrich->SetDefaultStyle(wxTextAttr(*wxCYAN, *wxBLUE));
+    m_textrich->AppendText(_T("This text should be cyan on blue\n"));
+    m_textrich->SetDefaultStyle(*wxBLUE);
+    m_textrich->AppendText(_T("And this should be in blue and the text you ")
+                           _T("type should be in blue as well"));
+#else
+    m_textrich->SetDefaultStyle(wxTextAttr(*wxRED));
+    m_textrich->AppendText(_T("Red text\n"));
+    m_textrich->SetDefaultStyle(wxTextAttr(wxNullColour, *wxLIGHT_GREY));
+    m_textrich->AppendText(_T("Red on grey text\n"));
+    m_textrich->SetDefaultStyle(wxTextAttr(*wxBLUE));
+    m_textrich->AppendText(_T("Blue on grey text\n"));
+#endif

 }
 
 void MyPanel::OnSize( wxSizeEvent &event )
 }
 
 void MyPanel::OnSize( wxSizeEvent &event )


@@ -779,12 +900,19 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(TEXT_CLIPBOARD_COPY,     MyFrame::OnCopyToClipboard)
 #endif // wxUSE_CLIPBOARD
 
     EVT_MENU(TEXT_CLIPBOARD_COPY,     MyFrame::OnCopyToClipboard)
 #endif // wxUSE_CLIPBOARD
 

+    EVT_MENU(TEXT_ADD_SOME,           MyFrame::OnAddText)
+    EVT_MENU(TEXT_ADD_FREEZE,         MyFrame::OnAddTextFreeze)

     EVT_MENU(TEXT_MOVE_ENDTEXT,       MyFrame::OnMoveToEndOfText)
     EVT_MENU(TEXT_MOVE_ENDENTRY,      MyFrame::OnMoveToEndOfEntry)
 
     EVT_MENU(TEXT_SET_EDITABLE,       MyFrame::OnSetEditable)
     EVT_MENU(TEXT_SET_ENABLED,        MyFrame::OnSetEnabled)
 
     EVT_MENU(TEXT_MOVE_ENDTEXT,       MyFrame::OnMoveToEndOfText)
     EVT_MENU(TEXT_MOVE_ENDENTRY,      MyFrame::OnMoveToEndOfEntry)
 
     EVT_MENU(TEXT_SET_EDITABLE,       MyFrame::OnSetEditable)
     EVT_MENU(TEXT_SET_ENABLED,        MyFrame::OnSetEnabled)
 

+    EVT_MENU(TEXT_LINE_DOWN,          MyFrame::OnScrollLineDown)
+    EVT_MENU(TEXT_LINE_UP,            MyFrame::OnScrollLineUp)
+    EVT_MENU(TEXT_PAGE_DOWN,          MyFrame::OnScrollPageDown)
+    EVT_MENU(TEXT_PAGE_UP,            MyFrame::OnScrollPageUp)
+

     EVT_IDLE(MyFrame::OnIdle)
 END_EVENT_TABLE()
 
     EVT_IDLE(MyFrame::OnIdle)
 END_EVENT_TABLE()
 


@@ -878,6 +1006,7 @@ void MyFrame::OnSetEnabled(wxCommandEvent& WXUNUSED(event))
     m_panel->m_password->Enable(enabled);
     m_panel->m_multitext->Enable(enabled);
     m_panel->m_readonly->Enable(enabled);
     m_panel->m_password->Enable(enabled);
     m_panel->m_multitext->Enable(enabled);
     m_panel->m_readonly->Enable(enabled);

+    m_panel->m_limited->Enable(enabled);

     m_panel->m_textrich->Enable(enabled);
 }
 
     m_panel->m_textrich->Enable(enabled);
 }