BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
EVT_PAINT(wxTextCtrl::OnPaint)
+ EVT_ERASE_BACKGROUND(wxTextCtrl::OnEraseBackground)
EVT_CHAR(wxTextCtrl::OnChar)
EVT_MOUSE_EVENTS(wxTextCtrl::OnMouse)
EVT_IDLE(wxTextCtrl::OnIdle)
{
// TODO add support for Tabs
- if (line >= m_lines.GetCount()) return 0;
+ if (line >= (int)m_lines.GetCount()) return 0;
+ if (pos < 0) return 0;
wxString text = m_lines[line].m_text;
if (text.IsEmpty()) return 0;
- if (pos < text.Len())
+ if (pos < (int)text.Len())
text.Remove( pos, text.Len()-pos );
int w = 0;
{
if (pixel < 2) return 0;
- if (line >= m_lines.GetCount()) return 0;
+ if (line >= (int)m_lines.GetCount()) return 0;
wxString text = m_lines[line].m_text;
return 0;
}
+void wxTextCtrl::SetLanguage( wxSourceLanguage lang )
+{
+ m_lang = lang;
+
+ m_keywords.Clear();
+
+ if (m_lang == wxSOURCE_LANG_PYTHON)
+ {
+ m_keywords.Add( "class" );
+ m_keywords.Add( "__init__" );
+ m_keywords.Add( "return" );
+ m_keywords.Add( "def" );
+ m_keywords.Add( "try" );
+ m_keywords.Add( "except" );
+ m_keywords.Add( "if" );
+ m_keywords.Add( "else" );
+ m_keywords.Add( "finally" );
+ m_keywords.Add( "for" );
+ m_keywords.Add( "if" );
+ m_keywords.Add( "elif" );
+ m_keywords.Add( "in" );
+ m_keywords.Add( "and" );
+ m_keywords.Add( "del" );
+ m_keywords.Add( "is" );
+ m_keywords.Add( "raise" );
+ m_keywords.Add( "assert" );
+ m_keywords.Add( "lambda" );
+ m_keywords.Add( "break" );
+ m_keywords.Add( "global" );
+ m_keywords.Add( "not" );
+ m_keywords.Add( "or" );
+ m_keywords.Add( "while" );
+ m_keywords.Add( "continue" );
+ m_keywords.Add( "exec" );
+ m_keywords.Add( "pass" );
+ m_keywords.Add( "print" );
+ } else
+ if (m_lang == wxSOURCE_LANG_PERL)
+ {
+ m_keywords.Add( "main" );
+ m_keywords.Add( "sub" );
+ m_keywords.Add( "shift" );
+ m_keywords.Add( "push" );
+ m_keywords.Add( "split" );
+ m_keywords.Add( "join" );
+ m_keywords.Add( "chop" );
+ m_keywords.Add( "grep" );
+ m_keywords.Add( "open" );
+ m_keywords.Add( "print" );
+ m_keywords.Add( "sprint" );
+ m_keywords.Add( "printf" );
+ m_keywords.Add( "sprintf" );
+ m_keywords.Add( "my" );
+ m_keywords.Add( "local" );
+ m_keywords.Add( "exit" );
+ m_keywords.Add( "die" );
+ m_keywords.Add( "return" );
+ m_keywords.Add( "for" );
+ m_keywords.Add( "foreach" );
+ m_keywords.Add( "while" );
+ m_keywords.Add( "unless" );
+ m_keywords.Add( "if" );
+ m_keywords.Add( "next" );
+ m_keywords.Add( "last" );
+ m_keywords.Add( "else" );
+ m_keywords.Add( "elsif" );
+ m_keywords.Add( "ne" );
+ m_keywords.Add( "qe" );
+ }
+ else
+ if (m_lang == wxSOURCE_LANG_CPP)
+ {
+ m_keywords.Add( "class" );
+ m_keywords.Add( "return" );
+ m_keywords.Add( "if" );
+ m_keywords.Add( "then" );
+ m_keywords.Add( "else" );
+ m_keywords.Add( "struct" );
+ m_keywords.Add( "enum" );
+ m_keywords.Add( "while" );
+ m_keywords.Add( "do" );
+ m_keywords.Add( "for" );
+ m_keywords.Add( "continue" );
+ m_keywords.Add( "break" );
+ m_keywords.Add( "switch" );
+ m_keywords.Add( "case" );
+ m_keywords.Add( "goto" );
+ m_keywords.Add( "label" );
+ m_keywords.Add( "inline" );
+ m_keywords.Add( "operator" );
+ m_keywords.Add( "virtual" );
+ m_keywords.Add( "private" );
+ m_keywords.Add( "public" );
+ m_keywords.Add( "protected" );
+ m_keywords.Add( "friend" );
+ m_keywords.Add( "exception" );
+ m_keywords.Add( "throw" );
+ m_keywords.Add( "catch" );
+ m_keywords.Add( "delete" );
+ m_keywords.Add( "new" );
+ m_keywords.Add( "default" );
+ m_keywords.Add( "overload" );
+ m_keywords.Add( "using" );
+ m_keywords.Add( "template" );
+ m_keywords.Add( "try" );
+ m_keywords.Add( "typedef" );
+ m_keywords.Add( "union" );
+ m_keywords.Add( "volatile" );
+ m_keywords.Add( "asm" );
+ }
+
+ m_defines.Clear();
+
+ if (m_lang == wxSOURCE_LANG_PYTHON)
+ {
+ m_defines.Add( "from" );
+ m_defines.Add( "import" );
+ } else
+ if (m_lang == wxSOURCE_LANG_PERL)
+ {
+ m_defines.Add( "use" );
+ m_defines.Add( "do" );
+ m_defines.Add( "package" );
+ m_defines.Add( "defined" );
+ } else
+ if (m_lang == wxSOURCE_LANG_CPP)
+ {
+ m_defines.Add( "#define" );
+ m_defines.Add( "#if" );
+ m_defines.Add( "#ifndef" );
+ m_defines.Add( "#ifdef" );
+ m_defines.Add( "#else" );
+ m_defines.Add( "#elif" );
+ m_defines.Add( "#endif" );
+ m_defines.Add( "#pragma" );
+ m_defines.Add( "#include" );
+ }
+
+ m_variables.Clear();
+
+ if (m_lang == wxSOURCE_LANG_PYTHON)
+ {
+ m_variables.Add( "nil" );
+ m_variables.Add( "None" );
+ m_variables.Add( "self" );
+ m_variables.Add( "false" );
+ m_variables.Add( "true" );
+ } else
+ if (m_lang == wxSOURCE_LANG_PERL)
+ {
+ m_variables.Add( "undef" );
+ m_variables.Add( "class" );
+ m_variables.Add( "this" );
+ m_variables.Add( "IN" );
+ m_variables.Add( "OUT" );
+ m_variables.Add( "STDIN" );
+ m_variables.Add( "STDOUT" );
+ m_variables.Add( "STDERR" );
+ } else
+ if (m_lang == wxSOURCE_LANG_CPP)
+ {
+ m_variables.Add( "int" );
+ m_variables.Add( "bool" );
+ m_variables.Add( "void" );
+ m_variables.Add( "long" );
+ m_variables.Add( "short" );
+ m_variables.Add( "const" );
+ m_variables.Add( "signed" );
+ m_variables.Add( "unsigned" );
+ m_variables.Add( "char" );
+ m_variables.Add( "size_t" );
+ m_variables.Add( "wchar_t" );
+ m_variables.Add( "NULL" );
+ m_variables.Add( "this" );
+ m_variables.Add( "TRUE" );
+ m_variables.Add( "FALSE" );
+ m_variables.Add( "float" );
+ m_variables.Add( "double" );
+ m_variables.Add( "register" );
+ m_variables.Add( "extern" );
+ m_variables.Add( "static" );
+ m_variables.Add( "sizeof" );
+ }
+}
+
void wxTextCtrl::WriteText(const wxString& text2)
{
if (text2.IsEmpty()) return;
CalcScrolledPosition( x, y, &x, &y );
wxRect rect( x+2, y+2, 10000, m_lineHeight );
Refresh( TRUE, &rect );
+ // refresh whole line for syntax colour highlighting
+ rect.x = 0;
+ Refresh( FALSE, &rect );
int size_x = 0;
int size_y = 0;
CalcScrolledPosition( x, y, &x, &y );
wxRect rect( x+2, y+2, 10000, m_lineHeight );
Refresh( TRUE, &rect );
+ // refresh whole line for syntax colour highlighting
+ rect.x = 0;
+ Refresh( FALSE, &rect );
}
}
CalcScrolledPosition( x, y, &x, &y );
wxRect rect( x+2, y+2, 10000, m_lineHeight );
Refresh( TRUE, &rect );
+ // refresh whole line for syntax colour highlighting
+ rect.x = 0;
+ Refresh( FALSE, &rect );
}
}
}
}
-wxString wxTextCtrl::GetNextToken( wxString &line, int &pos )
+wxString wxTextCtrl::GetNextToken( wxString &line, size_t &pos )
{
wxString ret;
- int len = (int)line.Len();
- for (int p = pos; p < len; p++)
+ size_t len = line.Len();
+ for (size_t p = pos; p < len; p++)
{
if ((m_lang == wxSOURCE_LANG_PYTHON) || (m_lang == wxSOURCE_LANG_PERL))
{
if (line[p] == '#')
{
- for (int q = p; q < len; q++)
+ for (size_t q = p; q < len; q++)
ret.Append( line[q] );
pos = p;
return ret;
{
if ((line[p] == '/') && (p+1 < len) && (line[p+1] == '/'))
{
- for (int q = p; q < len; q++)
+ for (size_t q = p; q < len; q++)
ret.Append( line[q] );
pos = p;
return ret;
if (line[p] == '"')
{
ret.Append( line[p] );
- for (int q = p+1; q < len; q++)
+ for (size_t q = p+1; q < len; q++)
{
ret.Append( line[q] );
if ((line[q] == '"') && ((line[q-1] != '\\') || (q >= 2 && line[q-2] == '\\')))
if (line[p] == '\'')
{
ret.Append( line[p] );
- for (int q = p+1; q < len; q++)
+ for (size_t q = p+1; q < len; q++)
{
ret.Append( line[q] );
if ((line[q] == '\'') && ((line[q-1] != '\\') || (q >= 2 && line[q-2] == '\\')))
(line[p] == '#'))
{
ret.Append( line[p] );
- for (int q = p+1; q < len; q++)
+ for (size_t q = p+1; q < len; q++)
{
if (((line[q] >= 'a') && (line[q] <= 'z')) ||
((line[q] >= 'A') && (line[q] <= 'Z')) ||
return ret;
}
+void wxTextCtrl::OnEraseBackground( wxEraseEvent &event )
+{
+ event.Skip();
+}
+
+void wxTextCtrl::DrawLinePart( wxDC &dc, int x, int y, const wxString &toDraw, const wxString &origin, const wxColour &colour )
+{
+ size_t pos = 0;
+ size_t len = origin.Len();
+ dc.SetTextForeground( colour );
+ while (pos < len)
+ {
+ while (toDraw[pos] == wxT(' '))
+ {
+ pos++;
+ if (pos == len) return;
+ }
+
+ size_t start = pos;
+
+ wxString current;
+ current += toDraw[pos];
+ pos++;
+ while ( (toDraw[pos] == origin[pos]) && (pos < len))
+ {
+ current += toDraw[pos];
+ pos++;
+ }
+
+ int xx = 0;
+ wxString tmp = origin.Left( start );
+ GetTextExtent( tmp, &xx, NULL, NULL, NULL );
+ xx += x;
+ int yy = y;
+ dc.DrawText( current, xx, yy );
+ }
+}
+
void wxTextCtrl::DrawLine( wxDC &dc, int x, int y, const wxString &line2, int lineNum )
{
int selStartY = m_selStartY;
wxString variable( ' ', line.Len() );
wxString comment( ' ', line.Len() );
wxString my_string( ' ', line.Len() );
+ wxString selection( ' ', line.Len() );
if (m_lang != wxSOURCE_LANG_NONE)
{
}
}
- int pos = 0;
- wxString token( GetNextToken( line, pos) );
+ size_t pos = 0;
+ wxString token( GetNextToken( line, pos ) );
while (!token.IsNull())
{
if (m_keywords.Index( token ) != wxNOT_FOUND)
{
- int end_pos = pos + (int)token.Len();
- for (int i = pos; i < end_pos; i++)
+ size_t end_pos = pos + token.Len();
+ for (size_t i = pos; i < end_pos; i++)
{
- keyword.SetChar( i, line[i] );
- line.SetChar( i, ' ' );
+ keyword[i] = line[i];
+ line[i] = ' ';
}
} else
if (m_defines.Index( token ) != wxNOT_FOUND)
{
- int end_pos = pos + (int)token.Len();
- for (int i = pos; i < end_pos; i++)
+ size_t end_pos = pos + token.Len();
+ for (size_t i = pos; i < end_pos; i++)
{
- define.SetChar( i, line[i] );
- line.SetChar( i, ' ' );
+ define[i] = line[i];
+ line[i] = ' ';
}
} else
if ((m_variables.Index( token ) != wxNOT_FOUND) ||
((token.Len() > 2) && (token[0] == 'w') && (token[1] == 'x')))
{
- int end_pos = pos + (int)token.Len();
- for (int i = pos; i < end_pos; i++)
+ size_t end_pos = pos + token.Len();
+ for (size_t i = pos; i < end_pos; i++)
{
- variable.SetChar( i, line[i] );
- line.SetChar( i, ' ' );
+ variable[i] = line[i];
+ line[i] = ' ';
}
} else
if ((token.Len() >= 2) && (token[0] == '/') && (token[1] == '/') && (m_lang == wxSOURCE_LANG_CPP))
{
- int end_pos = pos + (int)token.Len();
- for (int i = pos; i < end_pos; i++)
+ size_t end_pos = pos + token.Len();
+ for (size_t i = pos; i < end_pos; i++)
{
- comment.SetChar( i, line[i] );
- line.SetChar( i, ' ' );
+ comment[i] = line[i];
+ line[i] = ' ';
}
} else
if ((token[0] == '#') &&
((m_lang == wxSOURCE_LANG_PYTHON) || (m_lang == wxSOURCE_LANG_PERL)))
{
- int end_pos = pos + (int)token.Len();
- for (int i = pos; i < end_pos; i++)
+ size_t end_pos = pos + token.Len();
+ for (size_t i = pos; i < end_pos; i++)
{
- comment.SetChar( i, line[i] );
- line.SetChar( i, ' ' );
+ comment[i] = line[i];
+ line[i] = ' ';
}
-
} else
if ((token[0] == '"') || (token[0] == '\''))
{
- int end_pos = pos + (int)token.Len();
- for (int i = pos; i < end_pos; i++)
+ size_t end_pos = pos + token.Len();
+ for (size_t i = pos; i < end_pos; i++)
{
- my_string.SetChar( i, line[i] );
- line.SetChar( i, ' ' );
+ my_string[i] = line[i];
+ line[i] = ' ';
}
}
pos += token.Len();
- token = GetNextToken( line, pos);
+ token = GetNextToken( line, pos );
}
}
if ((lineNum < selStartY) || (lineNum > selEndY))
{
- dc.DrawText( line, x, y );
- if (m_lang != wxSOURCE_LANG_NONE)
- {
- dc.SetTextForeground( m_keywordColour );
- dc.DrawText( keyword, x, y );
- dc.SetTextForeground( m_defineColour );
- dc.DrawText( define, x, y );
- dc.SetTextForeground( m_variableColour );
- dc.DrawText( variable, x, y );
- dc.SetTextForeground( m_commentColour );
- dc.DrawText( comment, x, y );
- dc.SetTextForeground( m_stringColour );
- dc.DrawText( my_string, x, y );
- dc.SetTextForeground( *wxBLACK );
- }
+ DrawLinePart( dc, x, y, line, line2, *wxBLACK );
+ DrawLinePart( dc, x, y, selection, line2, *wxWHITE );
+ DrawLinePart( dc, x, y, keyword, line2, m_keywordColour );
+ DrawLinePart( dc, x, y, define, line2, m_defineColour );
+ DrawLinePart( dc, x, y, variable, line2, m_variableColour );
+ DrawLinePart( dc, x, y, comment, line2, m_commentColour );
+ DrawLinePart( dc, x, y, my_string, line2, m_stringColour );
return;
}
int ww = PosToPixel( lineNum, selEndX ) - xx;
dc.DrawRectangle( xx+2, lineNum*m_lineHeight+2, ww, m_lineHeight );
- if (m_lang != wxSOURCE_LANG_NONE)
+ for (size_t i = (size_t)selStartX; i < (size_t)selEndX; i++)
{
- int i;
- wxString tmp1( line );
- wxString tmp2( line );
-
- for (i = selStartX; i < selEndX; i++)
- if ((int)tmp1.Len() > i)
- tmp1.SetChar( i, ' ' );
- dc.DrawText( tmp1, x, y );
- for (i = 0; i < selStartX; i++)
- if ((int)tmp2.Len() > i)
- tmp2.SetChar( i, ' ' );
- for (i = selEndX; i < (int)tmp2.Len(); i++)
- if ((int)tmp2.Len() > i)
- tmp2.SetChar( i, ' ' );
- dc.SetTextForeground( *wxWHITE );
- dc.DrawText( tmp2, x, y );
- dc.SetTextForeground( *wxBLACK );
+ selection[i] = line[i];
+ line[i] = ' ';
}
} else
if ((lineNum > selStartY) && (lineNum < selEndY))
{
dc.DrawRectangle( 0+2, lineNum*m_lineHeight+2, 10000, m_lineHeight );
- if (m_lang != wxSOURCE_LANG_NONE)
+
+ for (size_t i = 0; i < line.Len(); i++)
{
- dc.SetTextForeground( *wxWHITE );
- dc.DrawText( line, x, y );
- dc.SetTextForeground( *wxBLACK );
+ selection[i] = line[i];
+ line[i] = ' ';
}
} else
if (lineNum == selStartY)
int xx = PosToPixel( lineNum, selStartX );
dc.DrawRectangle( xx+2, lineNum*m_lineHeight+2, 10000, m_lineHeight );
- if (m_lang != wxSOURCE_LANG_NONE)
+ for (size_t i = (size_t)selStartX; i < line.Len(); i++)
{
- int i;
- wxString tmp1( line );
- wxString tmp2( line );
- for (i = selStartX; i < (int)tmp1.Len(); i++)
- tmp1.SetChar( i, ' ' );
- dc.DrawText( tmp1, x, y );
- for (i = 0; i < selStartX; i++)
- if ((int)tmp2.Len() > i)
- tmp2.SetChar( i, ' ' );
- dc.SetTextForeground( *wxWHITE );
- dc.DrawText( tmp2, x, y );
- dc.SetTextForeground( *wxBLACK );
+ selection[i] = line[i];
+ line[i] = ' ';
}
} else
if (lineNum == selEndY)
int ww = PosToPixel( lineNum, selEndX );
dc.DrawRectangle( 0+2, lineNum*m_lineHeight+2, ww, m_lineHeight );
- if (m_lang != wxSOURCE_LANG_NONE)
+ for (size_t i = 0; i < (size_t)selEndX; i++)
{
- int i;
- wxString tmp1( line );
- wxString tmp2( line );
- for (i = 0; i < selEndX; i++)
- if ((int)tmp1.Len() > i)
- tmp1.SetChar( i, ' ' );
- dc.DrawText( tmp1, x, y );
- for (i = selEndX; i < (int)tmp2.Len(); i++)
- tmp2.SetChar( i, ' ' );
- dc.SetTextForeground( *wxWHITE );
- dc.DrawText( tmp2, x, y );
- dc.SetTextForeground( *wxBLACK );
+ selection[i] = line[i];
+ line[i] = ' ';
}
}
- if (m_lang == wxSOURCE_LANG_NONE)
- {
- dc.DrawText( line, x, y );
- }
- else
- {
- dc.SetTextForeground( m_keywordColour );
- dc.DrawText( keyword, x, y );
- dc.SetTextForeground( m_defineColour );
- dc.DrawText( define, x, y );
- dc.SetTextForeground( m_variableColour );
- dc.DrawText( variable, x, y );
- dc.SetTextForeground( m_commentColour );
- dc.DrawText( comment, x, y );
- dc.SetTextForeground( m_stringColour );
- dc.DrawText( my_string, x, y );
- dc.SetTextForeground( *wxBLACK );
- }
+ DrawLinePart( dc, x, y, line, line2, *wxBLACK );
+ DrawLinePart( dc, x, y, selection, line2, *wxWHITE );
+ DrawLinePart( dc, x, y, keyword, line2, m_keywordColour );
+ DrawLinePart( dc, x, y, define, line2, m_defineColour );
+ DrawLinePart( dc, x, y, variable, line2, m_variableColour );
+ DrawLinePart( dc, x, y, comment, line2, m_commentColour );
+ DrawLinePart( dc, x, y, my_string, line2, m_stringColour );
}
void wxTextCtrl::OnPaint( wxPaintEvent &event )
if ((new_x == m_cursorX) && (new_y == m_cursorY)) return;
bool no_cursor_refresh = FALSE;
+ bool has_selection = HasSelection();
if (shift)
{
int x,y,w,h;
- if (!HasSelection())
+ if (!has_selection)
{
m_selStartX = m_cursorX;
m_selStartY = m_cursorY;
}
else if (new_y == m_selStartY)
{
+ x = PosToPixel( new_y, m_selStartX );
+ w = PosToPixel( new_y, new_x ) - x;
+ if (w < 0)
+ {
+ x += w;
+ w = -w + 2; // +2 for the cursor
+ }
y = m_selStartY*m_lineHeight;
h = m_lineHeight;
}
}
else
{
- if (HasSelection())
+ if (has_selection)
{
int ry1 = m_selEndY;
int ry2 = m_selStartY;