quadrilateralcowboy/tools/comafx/CSyntaxRichEditCtrl.cpp
2020-06-12 14:06:25 -07:00

1903 lines
45 KiB
C++

/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
Doom 3 Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Doom 3 Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../../idlib/precompiled.h"
#pragma hdrstop
#include "CSyntaxRichEditCtrl.h"
#ifdef ID_DEBUG_MEMORY
#undef new
#undef DEBUG_NEW
#define DEBUG_NEW new
#endif
// NOTE: known bug, if you directly jump to a not yet highligted page with the first line starting
// inside a multi-line comment then the multi-line comment is not picked up and highlighted
const int AUTOCOMPLETE_WIDTH = 200;
const int AUTOCOMPLETE_HEIGHT = 180;
const int AUTOCOMPLETE_OFFSET = 16;
const int FUNCPARMTOOLTIP_WIDTH = 16;
const int FUNCPARMTOOLTIP_HEIGHT = 20;
const int FUNCPARMTOOLTIP_OFFSET = 16;
const COLORREF DEFAULT_BACK_COLOR = SRE_COLOR_WHITE;
const COLORREF INVALID_BACK_COLOR = SRE_COLOR_WHITE - 2;
const COLORREF MULTILINE_COMMENT_BACK_COLOR = SRE_COLOR_WHITE - 1;
#define IDC_LISTBOX_AUTOCOMPLETE 700
#define IDC_EDITBOX_FUNCPARMS 701
static keyWord_t defaultKeyWords[] = {
{ NULL, SRE_COLOR_BLACK, "" }
};
BEGIN_MESSAGE_MAP(CSyntaxRichEditCtrl, CRichEditCtrl)
ON_NOTIFY_EX_RANGE(TTN_NEEDTEXTW, 0, 0xFFFF, OnToolTipNotify)
ON_NOTIFY_EX_RANGE(TTN_NEEDTEXTA, 0, 0xFFFF, OnToolTipNotify)
ON_WM_GETDLGCODE()
ON_WM_KEYDOWN()
ON_WM_CHAR()
ON_WM_LBUTTONDOWN()
ON_WM_MOUSEWHEEL()
ON_WM_MOUSEMOVE()
ON_WM_VSCROLL()
ON_WM_SIZE()
ON_NOTIFY_REFLECT(EN_PROTECTED, OnProtected)
ON_CONTROL_REFLECT(EN_CHANGE, OnChange)
ON_LBN_SELCANCEL(IDC_LISTBOX_AUTOCOMPLETE, OnAutoCompleteListBoxChange)
ON_LBN_SELCHANGE(IDC_LISTBOX_AUTOCOMPLETE, OnAutoCompleteListBoxChange)
ON_LBN_DBLCLK(IDC_LISTBOX_AUTOCOMPLETE, OnAutoCompleteListBoxDblClk)
END_MESSAGE_MAP()
/*
================
CSyntaxRichEditCtrl::CSyntaxRichEditCtrl
================
*/
CSyntaxRichEditCtrl::CSyntaxRichEditCtrl( void ) {
m_TextDoc = NULL;
keyWords = defaultKeyWords;
keyWordColors = NULL;
keyWordLengths = NULL;
caseSensitive = false;
allowPathNames = true;
keyWordAutoCompletion = true;
updateRange.cpMin = 0;
updateRange.cpMax = 0;
updateSyntaxHighlighting = true;
stringColorIndex = 0;
stringColorLine = -1;
autoCompleteStart = -1;
funcParmToolTipStart = -1;
bracedSection[0] = -1;
bracedSection[1] = -1;
GetObjectMembers = NULL;
GetFunctionParms = NULL;
GetToolTip = NULL;
mousePoint.x = 0;
mousePoint.y = 0;
keyWordToolTip = NULL;
m_pchTip = NULL;
m_pwchTip = NULL;
}
/*
================
CSyntaxRichEditCtrl::~CSyntaxRichEditCtrl
================
*/
CSyntaxRichEditCtrl::~CSyntaxRichEditCtrl( void ) {
FreeKeyWordsFromFile();
delete m_pchTip;
delete m_pwchTip;
m_DefaultFont->Release();
}
/*
================
CSyntaxRichEditCtrl::InitFont
================
*/
void CSyntaxRichEditCtrl::InitFont( void ) {
LOGFONT lf;
CFont font;
PARAFORMAT pf;
int logx, tabSize;
// set the font
memset( &lf, 0, sizeof( lf ) );
lf.lfHeight = FONT_HEIGHT * 10;
lf.lfWidth = FONT_WIDTH * 10;
lf.lfCharSet = ANSI_CHARSET;
lf.lfPitchAndFamily = FIXED_PITCH | FF_MODERN;
strcpy( lf.lfFaceName, FONT_NAME );
font.CreatePointFontIndirect( &lf );
SetFont( &font );
// get the tab size in twips
logx = ::GetDeviceCaps( GetDC()->GetSafeHdc(), LOGPIXELSX );
tabSize = TAB_SIZE * FONT_WIDTH * 1440 / logx;
// set the tabs
memset( &pf, 0, sizeof( PARAFORMAT ) );
pf.cbSize = sizeof( PARAFORMAT );
pf.dwMask = PFM_TABSTOPS;
for ( pf.cTabCount = 0; pf.cTabCount < MAX_TAB_STOPS; pf.cTabCount++ ) {
pf.rgxTabs[pf.cTabCount] = pf.cTabCount * tabSize;
}
SetParaFormat( pf );
memset( &defaultCharFormat, 0, sizeof( defaultCharFormat ) );
defaultCharFormat.dwMask = CFM_CHARSET | CFM_FACE | CFM_SIZE | CFM_BOLD | CFM_COLOR | CFM_PROTECTED | CFM_BACKCOLOR;
defaultCharFormat.yHeight = FONT_HEIGHT * 20;
defaultCharFormat.bCharSet = ANSI_CHARSET;
defaultCharFormat.bPitchAndFamily = FIXED_PITCH | FF_MODERN;
defaultCharFormat.crTextColor = SRE_COLOR_BLACK;
defaultCharFormat.crBackColor = DEFAULT_BACK_COLOR;
defaultCharFormat.dwEffects = CFE_PROTECTED;
strcpy( defaultCharFormat.szFaceName, FONT_NAME );
defaultCharFormat.cbSize = sizeof( defaultCharFormat );
SetDefaultCharFormat( defaultCharFormat );
defaultColor = SRE_COLOR_BLACK;
singleLineCommentColor = SRE_COLOR_DARK_GREEN;
multiLineCommentColor = SRE_COLOR_DARK_GREEN;
stringColor[0] = stringColor[1] = SRE_COLOR_DARK_CYAN;
literalColor = SRE_COLOR_GREY;
braceHighlightColor = SRE_COLOR_RED;
// get the default tom::ITextFont
tom::ITextRange *irange;
tom::ITextFont *ifont;
m_TextDoc->Range( 0, 0, &irange );
irange->get_Font( &ifont );
ifont->get_Duplicate( &m_DefaultFont );
ifont->Release();
irange->Release();
}
/*
================
CSyntaxRichEditCtrl::SetCharType
================
*/
void CSyntaxRichEditCtrl::SetCharType( int first, int last, int type ) {
for ( int i = first; i <= last; i++ ) {
charType[i] = type;
}
}
/*
================
CSyntaxRichEditCtrl::InitSyntaxHighlighting
================
*/
void CSyntaxRichEditCtrl::InitSyntaxHighlighting( void ) {
SetCharType( 0x00, 0xFF, CT_PUNCTUATION );
SetCharType( '\0', ' ', CT_WHITESPACE );
SetCharType( '/', '/', CT_COMMENT );
SetCharType( '\"', '\"', CT_STRING );
SetCharType( '\'', '\'', CT_LITERAL );
SetCharType( 'a', 'z', CT_NAME );
SetCharType( 'A', 'Z', CT_NAME );
SetCharType( '_', '_', CT_NAME );
SetCharType( '#', '#', CT_NAME );
SetCharType( '0', '9', CT_NUMBER );
}
/*
================
CSyntaxRichEditCtrl::Init
================
*/
void CSyntaxRichEditCtrl::Init( void ) {
// get the Rich Edit ITextDocument to use the wonky TOM interface
IRichEditOle *ire = GetIRichEditOle();
IUnknown *iu = (IUnknown *)ire;
if ( iu == NULL || iu->QueryInterface( tom::IID_ITextDocument, (void**) &m_TextDoc ) != S_OK ) {
m_TextDoc = NULL;
}
InitFont();
InitSyntaxHighlighting();
SetEventMask( GetEventMask() | ENM_CHANGE | ENM_KEYEVENTS | ENM_MOUSEEVENTS | ENM_PROTECTED ); // ENM_SCROLLEVENTS
EnableToolTips( TRUE );
// create auto complete list box
CRect rect( 0, 0, AUTOCOMPLETE_WIDTH, AUTOCOMPLETE_HEIGHT );
autoCompleteListBox.Create( WS_DLGFRAME | WS_VISIBLE | WS_VSCROLL | LBS_SORT | LBS_NOTIFY, rect, this, IDC_LISTBOX_AUTOCOMPLETE );
autoCompleteListBox.SetFont( GetParent()->GetFont() );
autoCompleteListBox.ShowWindow( FALSE );
// create function parameter tool tip
funcParmToolTip.Create( WS_VISIBLE | WS_BORDER, rect, this, IDC_EDITBOX_FUNCPARMS );
funcParmToolTip.SetFont( GetParent()->GetFont() );
funcParmToolTip.ShowWindow( FALSE );
}
/*
================
CSyntaxRichEditCtrl::FindKeyWord
================
*/
ID_INLINE int CSyntaxRichEditCtrl::FindKeyWord( const char *keyWord, int length ) const {
int i, hash;
if ( caseSensitive ) {
hash = idStr::Hash( keyWord, length );
} else {
hash = idStr::IHash( keyWord, length );
}
for ( i = keyWordHash.First( hash ); i != -1; i = keyWordHash.Next( i ) ) {
if ( length != keyWordLengths[i] ) {
continue;
}
if ( caseSensitive ) {
if ( idStr::Cmpn( keyWords[i].keyWord, keyWord, length ) != 0 ) {
continue;
}
} else {
if ( idStr::Icmpn( keyWords[i].keyWord, keyWord, length ) != 0 ) {
continue;
}
}
return i;
}
return -1;
}
/*
================
CSyntaxRichEditCtrl::SetKeyWords
================
*/
void CSyntaxRichEditCtrl::SetKeyWords( const keyWord_t kws[] ) {
int i, numKeyWords, hash;
keyWords = kws;
for ( numKeyWords = 0; keyWords[numKeyWords].keyWord; numKeyWords++ ) {
}
delete keyWordColors;
keyWordColors = new COLORREF[numKeyWords];
for ( i = 0; i < numKeyWords; i++ ) {
keyWordColors[i] = keyWords[i].color;
}
delete keyWordLengths;
keyWordLengths = new int[numKeyWords];
for ( i = 0; i < numKeyWords; i++ ) {
keyWordLengths[i] = idStr::Length( keyWords[i].keyWord );
}
keyWordHash.Clear( 1024, 1024 );
for ( i = 0; i < numKeyWords; i++ ) {
if ( caseSensitive ) {
hash = idStr::Hash( keyWords[i].keyWord, keyWordLengths[i] );
} else {
hash = idStr::IHash( keyWords[i].keyWord, keyWordLengths[i] );
}
keyWordHash.Add( hash, i );
}
}
/*
================
CSyntaxRichEditCtrl::LoadKeyWordsFromFile
================
*/
bool CSyntaxRichEditCtrl::LoadKeyWordsFromFile( const char *fileName ) {
idParser src;
idToken token, name, description;
byte red, green, blue;
keyWord_t keyword;
if ( !src.LoadFile( fileName ) ) {
return false;
}
FreeKeyWordsFromFile();
while( src.ReadToken( &token ) ) {
if ( token.Icmp( "keywords" ) == 0 ) {
src.ExpectTokenString( "{" );
while( src.ReadToken( &token ) ) {
if ( token == "}" ) {
break;
}
if ( token == "{" ) {
// parse name
src.ExpectTokenType( TT_STRING, 0, &name );
src.ExpectTokenString( "," );
// parse color
src.ExpectTokenString( "(" );
src.ExpectTokenType( TT_NUMBER, TT_INTEGER, &token );
red = token.GetIntValue();
src.ExpectTokenString( "," );
src.ExpectTokenType( TT_NUMBER, TT_INTEGER, &token );
green = token.GetIntValue();
src.ExpectTokenString( "," );
src.ExpectTokenType( TT_NUMBER, TT_INTEGER, &token );
blue = token.GetIntValue();
src.ExpectTokenString( ")" );
src.ExpectTokenString( "," );
// parse description
src.ExpectTokenType( TT_STRING, 0, &description );
src.ExpectTokenString( "}" );
keyword.keyWord = Mem_CopyString( name );
keyword.color = RGB( red, green, blue );
keyword.description = Mem_CopyString( description );
keyWordsFromFile.Append( keyword );
}
}
} else {
src.SkipBracedSection();
}
}
keyword.keyWord = NULL;
keyword.color = RGB( 255, 255, 255 );
keyword.description = NULL;
keyWordsFromFile.Append( keyword );
SetKeyWords( keyWordsFromFile.Ptr() );
return true;
}
/*
================
CSyntaxRichEditCtrl::FreeKeyWordsFromFile
================
*/
void CSyntaxRichEditCtrl::FreeKeyWordsFromFile( void ) {
for ( int i = 0; i < keyWordsFromFile.Num(); i++ ) {
Mem_Free( const_cast<char *>( keyWordsFromFile[i].keyWord ) );
Mem_Free( const_cast<char *>( keyWordsFromFile[i].description ) );
}
keyWordsFromFile.Clear();
}
/*
================
CSyntaxRichEditCtrl::SetDefaultColor
================
*/
void CSyntaxRichEditCtrl::SetDefaultColor( const COLORREF color ) {
defaultColor = color;
}
/*
================
CSyntaxRichEditCtrl::SetCommentColor
================
*/
void CSyntaxRichEditCtrl::SetCommentColor( const COLORREF color ) {
singleLineCommentColor = color;
multiLineCommentColor = color;
}
/*
================
CSyntaxRichEditCtrl::SetStringColor
================
*/
void CSyntaxRichEditCtrl::SetStringColor( const COLORREF color, const COLORREF altColor ) {
stringColor[0] = color;
if ( altColor == -1 ) {
stringColor[1] = color;
} else {
stringColor[1] = altColor;
}
}
/*
================
CSyntaxRichEditCtrl::SetLiteralColor
================
*/
void CSyntaxRichEditCtrl::SetLiteralColor( const COLORREF color ) {
literalColor = color;
}
/*
================
CSyntaxRichEditCtrl::SetObjectMemberCallback
================
*/
void CSyntaxRichEditCtrl::SetObjectMemberCallback( objectMemberCallback_t callback ) {
GetObjectMembers = callback;
}
/*
================
CSyntaxRichEditCtrl::SetFunctionParmCallback
================
*/
void CSyntaxRichEditCtrl::SetFunctionParmCallback( toolTipCallback_t callback ) {
GetFunctionParms = callback;
}
/*
================
CSyntaxRichEditCtrl::SetToolTipCallback
================
*/
void CSyntaxRichEditCtrl::SetToolTipCallback( toolTipCallback_t callback ) {
GetToolTip = callback;
}
/*
================
CSyntaxRichEditCtrl::SetCaseSensitive
================
*/
void CSyntaxRichEditCtrl::SetCaseSensitive( bool caseSensitive ) {
this->caseSensitive = caseSensitive;
}
/*
================
CSyntaxRichEditCtrl::AllowPathNames
================
*/
void CSyntaxRichEditCtrl::AllowPathNames( bool allow ) {
allowPathNames = allow;
}
/*
================
CSyntaxRichEditCtrl::EnableKeyWordAutoCompletion
================
*/
void CSyntaxRichEditCtrl::EnableKeyWordAutoCompletion( bool enable ) {
keyWordAutoCompletion = enable;
}
/*
================
CSyntaxRichEditCtrl::GetVisibleRange
================
*/
CHARRANGE CSyntaxRichEditCtrl::GetVisibleRange( void ) const {
RECT rectArea;
int firstLine, lastLine;
CHARRANGE range;
firstLine = GetFirstVisibleLine();
GetClientRect( &rectArea );
lastLine = firstLine + ( rectArea.bottom / ( defaultCharFormat.yHeight / 20 ) );
if ( lastLine >= GetLineCount() ) {
lastLine = GetLineCount() - 1;
}
range.cpMin = LineIndex( firstLine );
if ( range.cpMin < 0 ) {
range.cpMin = 0;
}
range.cpMax = LineIndex( lastLine );
if ( range.cpMax == -1 ) {
range.cpMax = range.cpMin + LineLength( range.cpMin );
} else {
range.cpMax += LineLength( range.cpMax );
}
if ( range.cpMax >= GetTextLength() ) {
range.cpMax = GetTextLength() - 1;
}
return range;
}
/*
================
CSyntaxRichEditCtrl::SetDefaultFont
================
*/
void CSyntaxRichEditCtrl::SetDefaultFont( int startCharIndex, int endCharIndex ) {
tom::ITextRange *range;
updateSyntaxHighlighting = false;
m_TextDoc->Range( startCharIndex, endCharIndex, &range );
m_TextDoc->Undo( tom::tomSuspend, NULL );
range->put_Font( m_DefaultFont );
m_TextDoc->Undo( tom::tomResume, NULL );
range->Release();
updateSyntaxHighlighting = true;
}
/*
================
CSyntaxRichEditCtrl::SetColor
================
*/
void CSyntaxRichEditCtrl::SetColor( int startCharIndex, int endCharIndex, COLORREF foreColor, COLORREF backColor, bool bold ) {
tom::ITextRange *range;
tom::ITextFont *font;
long prop;
updateSyntaxHighlighting = false;
m_TextDoc->Range( startCharIndex, endCharIndex, &range );
range->get_Font( &font );
m_TextDoc->Undo( tom::tomSuspend, &prop );
font->put_ForeColor( foreColor );
m_TextDoc->Undo( tom::tomResume, &prop );
m_TextDoc->Undo( tom::tomSuspend, &prop );
font->put_BackColor( backColor );
m_TextDoc->Undo( tom::tomResume, &prop );
m_TextDoc->Undo( tom::tomSuspend, &prop );
font->put_Bold( bold ? tom::tomTrue : tom::tomFalse );
m_TextDoc->Undo( tom::tomResume, &prop );
font->Release();
range->Release();
updateSyntaxHighlighting = true;
}
/*
================
CSyntaxRichEditCtrl::GetForeColor
================
*/
COLORREF CSyntaxRichEditCtrl::GetForeColor( int charIndex ) const {
tom::ITextRange *range;
tom::ITextFont *font;
long foreColor;
m_TextDoc->Range( charIndex, charIndex, &range );
range->get_Font( &font );
font->get_BackColor( &foreColor );
font->Release();
range->Release();
return foreColor;
}
/*
================
CSyntaxRichEditCtrl::GetBackColor
================
*/
COLORREF CSyntaxRichEditCtrl::GetBackColor( int charIndex ) const {
tom::ITextRange *range;
tom::ITextFont *font;
long backColor;
m_TextDoc->Range( charIndex, charIndex, &range );
range->get_Font( &font );
font->get_BackColor( &backColor );
font->Release();
range->Release();
return backColor;
}
/*
================
CSyntaxRichEditCtrl::HighlightSyntax
Update the syntax highlighting for the given character range.
================
*/
void CSyntaxRichEditCtrl::HighlightSyntax( int startCharIndex, int endCharIndex ) {
int c, t, line, charIndex, textLength, syntaxStart, keyWordLength, keyWordIndex;
const char *keyWord;
CHARRANGE visRange;
CString text;
// get text length
GetTextRange( 0, GetTextLength(), text );
textLength = text.GetLength();
// make sure the indexes are within bounds
if ( startCharIndex < 0 ) {
startCharIndex = 0;
}
if ( endCharIndex < 0 ) {
endCharIndex = textLength - 1;
} else if ( endCharIndex >= textLength ) {
endCharIndex = textLength - 1;
}
// move the start index to the beginning of the line
for ( ; startCharIndex > 0; startCharIndex-- ) {
if ( idStr::CharIsNewLine( text[startCharIndex-1] ) ) {
break;
}
}
// move the end index to the end of the line
for ( ; endCharIndex < textLength - 1; endCharIndex++ ) {
if ( idStr::CharIsNewLine( text[endCharIndex+1] ) ) {
break;
}
}
// get the visible char range
visRange = GetVisibleRange();
// never update beyond the visible range
if ( startCharIndex < visRange.cpMin ) {
SetColor( startCharIndex, visRange.cpMin - 1, SRE_COLOR_BLACK, INVALID_BACK_COLOR, false );
startCharIndex = visRange.cpMin;
}
if ( visRange.cpMax < endCharIndex ) {
SetColor( visRange.cpMax, endCharIndex, SRE_COLOR_BLACK, INVALID_BACK_COLOR, false );
endCharIndex = visRange.cpMax;
if ( endCharIndex >= textLength ) {
endCharIndex = textLength - 1;
}
}
// test if the start index is inside a multi-line comment
if ( startCharIndex > 0 ) {
// multi-line comments have a slightly different background color
if ( GetBackColor( startCharIndex-1 ) == MULTILINE_COMMENT_BACK_COLOR ) {
for( ; startCharIndex > 0; startCharIndex-- ) {
if ( text[startCharIndex] == '/' && text[startCharIndex+1] == '*' ) {
break;
}
}
}
}
// test if the end index is inside a multi-line comment
if ( endCharIndex < textLength - 1 ) {
// multi-line comments have a slightly different background color
if ( GetBackColor( endCharIndex+1 ) == MULTILINE_COMMENT_BACK_COLOR ) {
for( endCharIndex++; endCharIndex < textLength - 1; endCharIndex++ ) {
if ( text[endCharIndex-1] == '*' && text[endCharIndex] == '/' ) {
break;
}
}
}
}
line = 0;
stringColorLine = -1;
stringColorIndex = 0;
// set the default color
SetDefaultFont( startCharIndex, endCharIndex + 1 );
// syntax based colors
for( charIndex = startCharIndex; charIndex <= endCharIndex; charIndex++ ) {
t = charType[text[charIndex]];
switch( t ) {
case CT_WHITESPACE: {
if ( idStr::CharIsNewLine( text[charIndex] ) ) {
line++;
}
break;
}
case CT_COMMENT: {
c = text[charIndex+1];
if ( c == '/' ) {
// single line comment
syntaxStart = charIndex;
for ( charIndex += 2; charIndex < textLength; charIndex++ ) {
if ( idStr::CharIsNewLine( text[charIndex] ) ) {
break;
}
}
SetColor( syntaxStart, charIndex + 1, singleLineCommentColor, DEFAULT_BACK_COLOR, false );
} else if ( c == '*' ) {
// multi-line comment
syntaxStart = charIndex;
for ( charIndex += 2; charIndex < textLength; charIndex++ ) {
if ( text[charIndex] == '*' && text[charIndex+1] == '/' ) {
break;
}
}
charIndex++;
SetColor( syntaxStart, charIndex + 1, multiLineCommentColor, MULTILINE_COMMENT_BACK_COLOR, false );
}
break;
}
case CT_STRING: {
if ( line != stringColorLine ) {
stringColorLine = line;
stringColorIndex = 0;
}
syntaxStart = charIndex;
for ( charIndex++; charIndex < textLength; charIndex++ ) {
c = text[charIndex];
if ( charType[c] == CT_STRING && text[charIndex-1] != '\\' ) {
break;
}
if ( idStr::CharIsNewLine( c ) ) {
line++;
break;
}
}
SetColor( syntaxStart, charIndex + 1, stringColor[stringColorIndex], DEFAULT_BACK_COLOR, false );
stringColorIndex ^= 1;
break;
}
case CT_LITERAL: {
syntaxStart = charIndex;
for ( charIndex++; charIndex < textLength; charIndex++ ) {
c = text[charIndex];
if ( charType[c] == CT_LITERAL && text[charIndex-1] != '\\' ) {
break;
}
if ( idStr::CharIsNewLine( c ) ) {
line++;
break;
}
}
SetColor( syntaxStart, charIndex + 1, literalColor, DEFAULT_BACK_COLOR, false );
break;
}
case CT_NUMBER: {
break;
}
case CT_NAME: {
syntaxStart = charIndex;
keyWord = ((const char *)text) + charIndex;
for ( charIndex++; charIndex < textLength; charIndex++ ) {
c = text[charIndex];
t = charType[c];
if ( t != CT_NAME && t != CT_NUMBER ) {
// allow path names
if ( !allowPathNames || ( c != '/' && c != '\\' && c != '.' ) ) {
break;
}
}
}
keyWordLength = charIndex - syntaxStart;
keyWordIndex = FindKeyWord( keyWord, keyWordLength );
if ( keyWordIndex != -1 ) {
SetColor( syntaxStart, syntaxStart + keyWordLength, keyWordColors[keyWordIndex], DEFAULT_BACK_COLOR, false );
}
break;
}
case CT_PUNCTUATION: {
break;
}
}
}
// show braced section
BracedSectionShow();
}
/*
================
CSyntaxRichEditCtrl::UpdateVisibleRange
Updates the visible character range if it is not yet properly highlighted.
================
*/
void CSyntaxRichEditCtrl::UpdateVisibleRange( void ) {
CHARRANGE visRange;
tom::ITextRange *range;
tom::ITextFont *font;
long backColor;
bool update = false;
if ( !updateSyntaxHighlighting ) {
return;
}
visRange = GetVisibleRange();
m_TextDoc->Range( visRange.cpMin, visRange.cpMax, &range );
range->get_End( &visRange.cpMax );
range->get_Font( &font );
range->SetRange( visRange.cpMin, visRange.cpMin );
while( 1 ) {
range->get_Start( &visRange.cpMin );
if ( visRange.cpMin >= visRange.cpMax ) {
break;
}
font->get_BackColor( &backColor );
if ( backColor == INVALID_BACK_COLOR ) {
update = true;
break;
}
if ( range->Move( tom::tomCharFormat, 1, NULL ) != S_OK ) {
break;
}
}
font->Release();
range->Release();
if ( update ) {
HighlightSyntax( visRange.cpMin, visRange.cpMax - 1 );
}
}
/*
================
CSyntaxRichEditCtrl::GetCursorPos
================
*/
void CSyntaxRichEditCtrl::GetCursorPos( int &line, int &column, int &character ) const {
long start, end;
char buffer[MAX_STRING_CHARS];
GetSel( start, end );
line = LineFromChar( start );
start -= LineIndex( line );
GetLine( line, buffer, sizeof( buffer ) );
for ( column = 1, character = 0; character < start; character++ ) {
if ( idStr::CharIsTab( buffer[character] ) ) {
column += TAB_SIZE;
column -= column % TAB_SIZE;
} else {
column++;
}
}
character++;
}
/*
================
CSyntaxRichEditCtrl::GetText
================
*/
void CSyntaxRichEditCtrl::GetText( idStr &text ) const {
GetText( text, 0, GetTextLength() );
}
/*
================
CSyntaxRichEditCtrl::GetText
================
*/
void CSyntaxRichEditCtrl::GetText( idStr &text, int startCharIndex, int endCharIndex ) const {
tom::ITextRange *range;
BSTR bstr;
USES_CONVERSION;
m_TextDoc->Range( startCharIndex, endCharIndex, &range );
range->get_Text( &bstr );
text = W2A( bstr );
range->Release();
text.StripTrailingOnce( "\r" ); // remove last carriage return which is always added to a tom::ITextRange
}
/*
================
CSyntaxRichEditCtrl::SetText
================
*/
void CSyntaxRichEditCtrl::SetText( const char *text ) {
SetSel( 0, -1 );
ReplaceSel( text, FALSE );
SetSel( 0, 0 );
}
/*
================
CSyntaxRichEditCtrl::FindNext
================
*/
bool CSyntaxRichEditCtrl::FindNext( const char *find, bool matchCase, bool matchWholeWords, bool searchForward ) {
long selStart, selEnd, flags, search, length, start;
tom::ITextRange *range;
if ( find[0] == '\0' ) {
return false;
}
GetSel( selStart, selEnd );
flags = 0;
flags |= matchCase ? tom::tomMatchCase : 0;
flags |= matchWholeWords ? tom::tomMatchWord : 0;
if ( searchForward ) {
m_TextDoc->Range( selEnd, GetTextLength(), &range );
search = GetTextLength() - selEnd;
} else {
m_TextDoc->Range( 0, selStart, &range );
search = -selStart;
}
if ( range->FindShit( A2BSTR(find), search, flags, &length ) == S_OK ) {
m_TextDoc->Freeze( NULL );
range->get_Start( &start );
range->Release();
SetSel( start, start + length );
int line = Max( (int) LineFromChar( start ) - 5, 0 );
LineScroll( line - GetFirstVisibleLine(), 0 );
UpdateVisibleRange();
m_TextDoc->Unfreeze( NULL );
return true;
} else {
range->Release();
return false;
}
}
/*
================
CSyntaxRichEditCtrl::ReplaceAll
================
*/
int CSyntaxRichEditCtrl::ReplaceAll( const char *find, const char *replace, bool matchCase, bool matchWholeWords ) {
long selStart, selEnd, flags, search, length, start;
int numReplaced;
tom::ITextRange *range;
CComBSTR bstr( find );
if ( find[0] == '\0' ) {
return 0;
}
m_TextDoc->Freeze( NULL );
GetSel( selStart, selEnd );
flags = 0;
flags |= matchCase ? tom::tomMatchCase : 0;
flags |= matchWholeWords ? tom::tomMatchWord : 0;
m_TextDoc->Range( 0, GetTextLength(), &range );
search = GetTextLength();
numReplaced = 0;
while( range->FindShit( bstr, search, flags, &length ) == S_OK ) {
range->get_Start( &start );
ReplaceText( start, start + length, replace );
numReplaced++;
}
range->Release();
m_TextDoc->Unfreeze( NULL );
return numReplaced;
}
/*
================
CSyntaxRichEditCtrl::ReplaceText
================
*/
void CSyntaxRichEditCtrl::ReplaceText( int startCharIndex, int endCharIndex, const char *replace ) {
tom::ITextRange *range;
CComBSTR bstr( replace );
m_TextDoc->Range( startCharIndex, endCharIndex, &range );
range->put_Text( bstr );
range->Release();
}
/*
================
CSyntaxRichEditCtrl::AutoCompleteInsertText
================
*/
void CSyntaxRichEditCtrl::AutoCompleteInsertText( void ) {
long selStart, selEnd;
int index;
index = autoCompleteListBox.GetCurSel();
if ( index >= 0 ) {
CString text;
autoCompleteListBox.GetText( index, text );
GetSel( selStart, selEnd );
selStart = autoCompleteStart;
SetSel( selStart, selEnd );
ReplaceSel( text, TRUE );
}
}
/*
================
CSyntaxRichEditCtrl::AutoCompleteUpdate
================
*/
void CSyntaxRichEditCtrl::AutoCompleteUpdate( void ) {
long selStart, selEnd;
int index;
idStr text;
GetSel( selStart, selEnd );
GetText( text, autoCompleteStart, selStart );
index = autoCompleteListBox.FindString( -1, text );
if ( index >= 0 && index < autoCompleteListBox.GetCount() ) {
autoCompleteListBox.SetCurSel( index );
}
}
/*
================
CSyntaxRichEditCtrl::AutoCompleteShow
================
*/
void CSyntaxRichEditCtrl::AutoCompleteShow( int charIndex ) {
CPoint point;
CRect rect;
autoCompleteStart = charIndex;
point = PosFromChar( charIndex );
GetClientRect( rect );
if ( point.y < rect.bottom - AUTOCOMPLETE_OFFSET - AUTOCOMPLETE_HEIGHT ) {
rect.top = point.y + AUTOCOMPLETE_OFFSET;
rect.bottom = point.y + AUTOCOMPLETE_OFFSET + AUTOCOMPLETE_HEIGHT;
} else {
rect.top = point.y - AUTOCOMPLETE_HEIGHT;
rect.bottom = point.y;
}
rect.left = point.x;
rect.right = point.x + AUTOCOMPLETE_WIDTH;
autoCompleteListBox.MoveWindow( &rect );
autoCompleteListBox.ShowWindow( TRUE );
AutoCompleteUpdate();
}
/*
================
CSyntaxRichEditCtrl::AutoCompleteHide
================
*/
void CSyntaxRichEditCtrl::AutoCompleteHide( void ) {
autoCompleteStart = -1;
autoCompleteListBox.ShowWindow( FALSE );
}
/*
================
CSyntaxRichEditCtrl::ToolTipShow
================
*/
void CSyntaxRichEditCtrl::ToolTipShow( int charIndex, const char *string ) {
CPoint point, p1, p2;
CRect rect;
funcParmToolTipStart = charIndex;
funcParmToolTip.SetWindowText( string );
p1 = funcParmToolTip.PosFromChar( 0 );
p2 = funcParmToolTip.PosFromChar( strlen( string ) - 1 );
point = PosFromChar( charIndex );
GetClientRect( rect );
if ( point.y < rect.bottom - FUNCPARMTOOLTIP_OFFSET - FUNCPARMTOOLTIP_HEIGHT ) {
rect.top = point.y + FUNCPARMTOOLTIP_OFFSET;
rect.bottom = point.y + FUNCPARMTOOLTIP_OFFSET + FUNCPARMTOOLTIP_HEIGHT;
} else {
rect.top = point.y - FUNCPARMTOOLTIP_HEIGHT;
rect.bottom = point.y;
}
rect.left = point.x;
rect.right = point.x + FUNCPARMTOOLTIP_WIDTH + p2.x - p1.x;
funcParmToolTip.MoveWindow( &rect );
funcParmToolTip.ShowWindow( TRUE );
}
/*
================
CSyntaxRichEditCtrl::ToolTipHide
================
*/
void CSyntaxRichEditCtrl::ToolTipHide( void ) {
funcParmToolTipStart = -1;
funcParmToolTip.ShowWindow( FALSE );
}
/*
================
CSyntaxRichEditCtrl::BracedSectionStart
================
*/
bool CSyntaxRichEditCtrl::BracedSectionStart( char braceStartChar, char braceEndChar ) {
long selStart, selEnd;
int brace, i;
idStr text;
GetSel( selStart, selEnd );
GetText( text, 0, GetTextLength() );
for ( brace = 1, i = selStart; i < text.Length(); i++ ) {
if ( text[i] == braceStartChar ) {
brace++;
} else if ( text[i] == braceEndChar ) {
brace--;
if ( brace == 0 ) {
break;
}
}
}
if ( brace == 0 ) {
bracedSection[0] = selStart - 1;
bracedSection[1] = i;
BracedSectionShow();
}
return ( brace == 0 );
}
/*
================
CSyntaxRichEditCtrl::BracedSectionEnd
================
*/
bool CSyntaxRichEditCtrl::BracedSectionEnd( char braceStartChar, char braceEndChar ) {
long selStart, selEnd;
int brace, i;
idStr text;
GetSel( selStart, selEnd );
GetText( text, 0, GetTextLength() );
for ( brace = 1, i = Min( selStart-2, (long)text.Length()-1 ); i >= 0; i-- ) {
if ( text[i] == braceStartChar ) {
brace--;
if ( brace == 0 ) {
break;
}
} else if ( text[i] == braceEndChar ) {
brace++;
}
}
if ( brace == 0 ) {
bracedSection[0] = i;
bracedSection[1] = selStart - 1;
BracedSectionAdjustEndTabs();
BracedSectionShow();
}
return ( brace == 0 );
}
/*
================
CSyntaxRichEditCtrl::BracedSectionAdjustEndTabs
================
*/
void CSyntaxRichEditCtrl::BracedSectionAdjustEndTabs( void ) {
int line, lineIndex, length, column, numTabs, i;
char buffer[1024];
idStr text;
line = LineFromChar( bracedSection[0] );
length = GetLine( line, buffer, sizeof( buffer ) );
for ( numTabs = 0; numTabs < length; numTabs++ ) {
if ( !idStr::CharIsTab( buffer[numTabs] ) ) {
break;
}
text.Append( '\t' );
}
line = LineFromChar( bracedSection[1] );
lineIndex = LineIndex( line );
length = GetLine( line, buffer, sizeof( buffer ) );
column = bracedSection[1] - lineIndex;
for ( i = 0; i < column; i++ ) {
if ( charType[buffer[i]] != CT_WHITESPACE ) {
return;
}
}
ReplaceText( lineIndex, lineIndex + column, text );
bracedSection[1] += numTabs - column;
SetSel( bracedSection[1]+1, bracedSection[1]+1 );
}
/*
================
CSyntaxRichEditCtrl::BracedSectionShow
================
*/
void CSyntaxRichEditCtrl::BracedSectionShow( void ) {
for ( int i = 0; i < 2; i++ ) {
if ( bracedSection[i] >= 0 ) {
SetColor( bracedSection[i], bracedSection[i] + 1, braceHighlightColor, DEFAULT_BACK_COLOR, true );
}
}
}
/*
================
CSyntaxRichEditCtrl::BracedSectionHide
================
*/
void CSyntaxRichEditCtrl::BracedSectionHide( void ) {
for ( int i = 0; i < 2; i++ ) {
if ( bracedSection[i] >= 0 ) {
SetColor( bracedSection[i], bracedSection[i] + 1, defaultColor, DEFAULT_BACK_COLOR, false );
bracedSection[i] = -1;
}
}
}
/*
================
CSyntaxRichEditCtrl::GetNameBeforeCurrentSelection
================
*/
bool CSyntaxRichEditCtrl::GetNameBeforeCurrentSelection( CString &name, int &charIndex ) const {
long selStart, selEnd;
int line, column, length;
char buffer[1024];
GetSel( selStart, selEnd );
charIndex = selStart;
line = LineFromChar( selStart );
length = GetLine( line, buffer, sizeof( buffer ) );
column = selStart - LineIndex( line ) - 1;
do {
buffer[column--] = '\0';
} while( charType[buffer[column]] == CT_WHITESPACE );
for ( length = 0; length < column; length++ ) {
if ( charType[buffer[column-length-1]] != CT_NAME ) {
break;
}
}
if ( length > 0 ) {
name = buffer + column - length;
return true;
}
return false;
}
/*
================
CSyntaxRichEditCtrl::GetNameForMousePosition
================
*/
bool CSyntaxRichEditCtrl::GetNameForMousePosition( idStr &name ) const {
int charIndex, startCharIndex, endCharIndex, type;
idStr text;
charIndex = CharFromPos( mousePoint );
for ( startCharIndex = charIndex; startCharIndex > 0; startCharIndex-- ) {
GetText( text, startCharIndex - 1, startCharIndex );
type = charType[text[0]];
if ( type != CT_NAME && type != CT_NUMBER ) {
break;
}
}
for ( endCharIndex = charIndex; endCharIndex < GetTextLength(); endCharIndex++ ) {
GetText( text, endCharIndex, endCharIndex + 1 );
type = charType[text[0]];
if ( type != CT_NAME && type != CT_NUMBER ) {
break;
}
}
GetText( name, startCharIndex, endCharIndex );
return ( endCharIndex > startCharIndex );
}
/*
================
CSyntaxRichEditCtrl::GoToLine
================
*/
void CSyntaxRichEditCtrl::GoToLine( int line ) {
int index = LineIndex( line );
m_TextDoc->Freeze( NULL );
SetSel( index, index );
m_TextDoc->Unfreeze( NULL );
UpdateVisibleRange();
RedrawWindow();
}
/*
================
CSyntaxRichEditCtrl::OnToolHitTest
================
*/
int CSyntaxRichEditCtrl::OnToolHitTest( CPoint point, TOOLINFO* pTI ) const {
CRichEditCtrl::OnToolHitTest( point, pTI );
pTI->hwnd = GetSafeHwnd();
pTI->uId = (UINT_PTR)GetSafeHwnd();
pTI->uFlags |= TTF_IDISHWND;
pTI->lpszText = LPSTR_TEXTCALLBACK;
pTI->rect = CRect( point, point );
pTI->rect.right += 100;
pTI->rect.bottom += 20;
return pTI->uId;
}
/*
================
CSyntaxRichEditCtrl::OnToolTipNotify
================
*/
BOOL CSyntaxRichEditCtrl::OnToolTipNotify( UINT id, NMHDR *pNMHDR, LRESULT *pResult ) {
TOOLTIPTEXTA* pTTTA = (TOOLTIPTEXTA*)pNMHDR;
TOOLTIPTEXTW* pTTTW = (TOOLTIPTEXTW*)pNMHDR;
*pResult = 0;
idStr name;
if ( GetNameForMousePosition( name ) ) {
CString toolTip;
if ( GetToolTip == NULL || !GetToolTip( name, toolTip ) ) {
int keyWordIndex = FindKeyWord( name, name.Length() );
if ( keyWordIndex != -1 && keyWords[keyWordIndex].description[0] != '\0' ) {
toolTip = keyWords[keyWordIndex].description;
} else {
toolTip = name.c_str();
}
}
AFX_MODULE_THREAD_STATE *state = AfxGetModuleThreadState();
// set max tool tip width to enable multi-line tool tips using "\r\n" for line breaks
state->m_pToolTip->SetMaxTipWidth( 500 );
// set the number of milliseconds after which the tool tip automatically disappears
state->m_pToolTip->SetDelayTime( TTDT_AUTOPOP, 5000 + toolTip.GetLength() * 50 );
#ifndef _UNICODE
if( pNMHDR->code == TTN_NEEDTEXTA ) {
delete m_pchTip;
m_pchTip = new TCHAR[toolTip.GetLength() + 2];
lstrcpyn( m_pchTip, toolTip, toolTip.GetLength() + 1 );
pTTTW->lpszText = (WCHAR*)m_pchTip;
} else {
delete m_pwchTip;
m_pwchTip = new WCHAR[toolTip.GetLength() + 2];
_mbstowcsz( m_pwchTip, toolTip, toolTip.GetLength() + 1 );
pTTTW->lpszText = (WCHAR*)m_pwchTip;
}
#else
if( pNMHDR->code == TTN_NEEDTEXTA ) {
delete m_pchTip;
m_pchTip = new TCHAR[toolTip.GetLength() + 2];
_wcstombsz( m_pchTip, toolTip, toolTip.GetLength() + 1 );
pTTTA->lpszText = (LPTSTR)m_pchTip;
} else {
delete m_pwchTip;
m_pwchTip = new WCHAR[toolTip.GetLength() + 2];
lstrcpyn( m_pwchTip, toolTip, toolTip.GetLength() + 1 );
pTTTA->lpszText = (LPTSTR) m_pwchTip;
}
#endif
return TRUE;
}
return FALSE;
}
/*
================
CSyntaxRichEditCtrl::OnGetDlgCode
================
*/
UINT CSyntaxRichEditCtrl::OnGetDlgCode() {
// get all keys, including tabs
return DLGC_WANTALLKEYS | DLGC_WANTARROWS | DLGC_WANTCHARS | DLGC_WANTMESSAGE | DLGC_WANTTAB;
}
/*
================
CSyntaxRichEditCtrl::OnKeyDown
================
*/
void CSyntaxRichEditCtrl::OnKeyDown( UINT nKey, UINT nRepCnt, UINT nFlags ) {
if ( m_TextDoc == NULL ) {
return;
}
if ( autoCompleteStart >= 0 ) {
int sel;
switch( nKey ) {
case VK_UP: { // up arrow
sel = Max( 0, autoCompleteListBox.GetCurSel() - 1 );
autoCompleteListBox.SetCurSel( sel );
return;
}
case VK_DOWN: { // down arrow
sel = Min( autoCompleteListBox.GetCount() - 1, autoCompleteListBox.GetCurSel() + 1 );
autoCompleteListBox.SetCurSel( sel );
return;
}
case VK_PRIOR: { // page up key
sel = Max( 0, autoCompleteListBox.GetCurSel() - 10 );
autoCompleteListBox.SetCurSel( sel );
return;
}
case VK_NEXT: { // page down key
sel = Min( autoCompleteListBox.GetCount() - 1, autoCompleteListBox.GetCurSel() + 10 );
autoCompleteListBox.SetCurSel( sel );
return;
}
case VK_HOME: { // home key
autoCompleteListBox.SetCurSel( 0 );
return;
}
case VK_END: {
autoCompleteListBox.SetCurSel( autoCompleteListBox.GetCount() - 1 );
return;
}
case VK_RETURN: // enter key
case VK_TAB: { // tab key
AutoCompleteInsertText();
AutoCompleteHide();
return;
}
case VK_LEFT: // left arrow
case VK_RIGHT: // right arrow
case VK_INSERT: // insert key
case VK_DELETE: { // delete key
return;
}
}
}
BracedSectionHide();
switch( nKey ) {
case VK_TAB: { // multi-line tabs
long selStart, selEnd;
GetSel( selStart, selEnd );
// if multiple lines are selected add tabs to, or remove tabs from all of them
if ( selEnd > selStart ) {
CString text;
text = GetSelText();
if ( GetAsyncKeyState( VK_SHIFT ) & 0x8000 ) {
if ( idStr::CharIsTab( text[0] ) ) {
text.Delete( 0, 1 );
}
for ( int i = 0; i < text.GetLength() - 2; i++ ) {
if ( idStr::CharIsNewLine( text[i] ) ) {
do {
i++;
} while( idStr::CharIsNewLine( text[i] ) );
if ( idStr::CharIsTab( text[i] ) ) {
text.Delete( i, 1 );
}
}
}
} else {
text.Insert( 0, '\t' );
for ( int i = 0; i < text.GetLength() - 1; i++ ) {
if ( idStr::CharIsNewLine( text[i] ) ) {
do {
i++;
} while( idStr::CharIsNewLine( text[i] ) );
text.Insert( i, '\t' );
}
}
}
ReplaceSel( text, TRUE );
SetSel( selStart, selStart + text.GetLength() );
} else {
ReplaceSel( "\t", TRUE );
}
return;
}
case VK_RETURN: { // auto-indentation
long selStart, selEnd;
int line, length, numTabs, i;
char buffer[1024];
idStr text;
GetSel( selStart, selEnd );
line = LineFromChar( selStart );
length = GetLine( line, buffer, sizeof( buffer ) );
for ( numTabs = 0; numTabs < length; numTabs++ ) {
if ( !idStr::CharIsTab( buffer[numTabs] ) ) {
break;
}
}
bool first = true;
for ( i = numTabs; i < length; i++ ) {
if ( buffer[i] == '{' ) {
numTabs++;
first = false;
} else if ( buffer[i] == '}' && !first ) {
numTabs--;
}
}
text = "\r\n";
for ( i = 0; i < numTabs; i++ ) {
text.Append( '\t' );
}
ReplaceSel( text, TRUE );
return;
}
}
m_TextDoc->Freeze( NULL );
CRichEditCtrl::OnKeyDown( nKey, nRepCnt, nFlags );
UpdateVisibleRange();
m_TextDoc->Unfreeze( NULL );
}
/*
================
CSyntaxRichEditCtrl::OnChar
================
*/
void CSyntaxRichEditCtrl::OnChar( UINT nChar, UINT nRepCnt, UINT nFlags ) {
if ( nChar == VK_TAB ) {
return; // tab is handle in OnKeyDown
}
CRichEditCtrl::OnChar( nChar, nRepCnt, nFlags );
// if the auto-complete list box is up
if ( autoCompleteStart >= 0 ) {
long selStart, selEnd;
if ( charType[nChar] == CT_NAME ) {
AutoCompleteUpdate();
return;
} else if ( nChar == VK_BACK ) {
GetSel( selStart, selEnd );
if ( selStart > autoCompleteStart ) {
AutoCompleteUpdate();
} else {
AutoCompleteHide();
}
return;
} else {
AutoCompleteHide();
}
}
// if the function parameter tool tip is up
if ( funcParmToolTipStart >= 0 ) {
long selStart, selEnd;
if ( nChar == ')' || nChar == VK_ESCAPE ) {
ToolTipHide();
} else if ( nChar == VK_BACK ) {
GetSel( selStart, selEnd );
if ( selStart < funcParmToolTipStart ) {
ToolTipHide();
}
}
}
// show keyword auto-completion
if ( keyWordAutoCompletion && charType[nChar] == CT_NAME && funcParmToolTipStart < 0 ) {
long selStart, selEnd;
int line, column, length, i;
char buffer[1024];
GetSel( selStart, selEnd );
line = LineFromChar( selStart );
length = GetLine( line, buffer, sizeof( buffer ) );
column = selStart - LineIndex( line );
if ( column <= 1 || charType[buffer[column-2]] == CT_WHITESPACE ) {
if ( column >= length-1 || charType[buffer[column]] == CT_WHITESPACE ) {
autoCompleteListBox.ResetContent();
for ( i = 0; keyWords[i].keyWord; i++ ) {
autoCompleteListBox.AddString( keyWords[i].keyWord );
}
AutoCompleteShow( selStart - 1 );
}
}
return;
}
// highlight braced sections
if ( nChar == '{' ) {
BracedSectionStart( '{', '}' );
} else if ( nChar == '}' ) {
BracedSectionEnd( '{', '}' );
} else if ( nChar == '(' ) {
BracedSectionStart( '(', ')' );
} else if ( nChar == ')' ) {
BracedSectionEnd( '(', ')' );
} else if ( nChar == '[' ) {
BracedSectionStart( '[', ']' );
} else if ( nChar == ']' ) {
BracedSectionEnd( '[', ']' );
} else if ( nChar == '<' ) {
BracedSectionStart( '<', '>' );
} else if ( nChar == '>' ) {
BracedSectionEnd( '<', '>' );
}
// show object member auto-completion
if ( nChar == '.' && GetObjectMembers && funcParmToolTipStart < 0 ) {
int charIndex;
CString name;
if ( GetNameBeforeCurrentSelection( name, charIndex ) ) {
autoCompleteListBox.ResetContent();
if ( GetObjectMembers( name, autoCompleteListBox ) ) {
AutoCompleteShow( charIndex );
}
}
return;
}
// show function parameter tool tip
if ( nChar == '(' && GetFunctionParms ) {
int charIndex;
CString name;
if ( GetNameBeforeCurrentSelection( name, charIndex ) ) {
CString parmString;
if ( GetFunctionParms( name, parmString ) ) {
ToolTipShow( charIndex, parmString );
}
}
return;
}
}
/*
================
CSyntaxRichEditCtrl::OnLButtonDown
================
*/
void CSyntaxRichEditCtrl::OnLButtonDown( UINT nFlags, CPoint point ) {
if ( autoCompleteStart >= 0 ) {
AutoCompleteHide();
}
BracedSectionHide();
CRichEditCtrl::OnLButtonDown( nFlags, point );
}
/*
================
CSyntaxRichEditCtrl::OnMouseWheel
================
*/
BOOL CSyntaxRichEditCtrl::OnMouseWheel( UINT nFlags, short zDelta, CPoint pt ) {
if ( autoCompleteStart >= 0 ) {
int sel;
if ( zDelta > 0 ) {
sel = Max( 0, autoCompleteListBox.GetCurSel() - ( zDelta / WHEEL_DELTA ) );
} else {
sel = Min( autoCompleteListBox.GetCount() - 1, autoCompleteListBox.GetCurSel() - ( zDelta / WHEEL_DELTA ) );
}
autoCompleteListBox.SetCurSel( sel );
return TRUE;
}
m_TextDoc->Freeze( NULL );
LineScroll( -3 * ( (int) zDelta ) / WHEEL_DELTA, 0 );
UpdateVisibleRange();
m_TextDoc->Unfreeze( NULL );
return TRUE;
}
/*
================
CSyntaxRichEditCtrl::OnMouseMove
================
*/
void CSyntaxRichEditCtrl::OnMouseMove( UINT nFlags, CPoint point ) {
CRichEditCtrl::OnMouseMove( nFlags, point );
if ( point != mousePoint ) {
mousePoint = point;
// remove tool tip and activate the tool tip control, otherwise
// tool tips stop working until the mouse moves over another window first
AFX_MODULE_THREAD_STATE *state = AfxGetModuleThreadState();
state->m_pToolTip->Pop();
state->m_pToolTip->Activate( TRUE );
}
}
/*
================
CSyntaxRichEditCtrl::OnSize
================
*/
void CSyntaxRichEditCtrl::OnSize( UINT nType, int cx, int cy ) {
m_TextDoc->Freeze( NULL );
CRichEditCtrl::OnSize( nType, cx, cy );
m_TextDoc->Unfreeze( NULL );
UpdateVisibleRange();
}
/*
================
CSyntaxRichEditCtrl::OnVScroll
================
*/
void CSyntaxRichEditCtrl::OnVScroll( UINT nSBCode, UINT nPos, CScrollBar* pScrollBar ) {
m_TextDoc->Freeze( NULL );
CRichEditCtrl::OnVScroll( nSBCode, nPos, pScrollBar );
SetFocus();
UpdateVisibleRange();
m_TextDoc->Unfreeze( NULL );
}
/*
================
CSyntaxRichEditCtrl::OnProtected
================
*/
void CSyntaxRichEditCtrl::OnProtected( NMHDR *pNMHDR, LRESULT *pResult ) {
ENPROTECTED* pEP = (ENPROTECTED*)pNMHDR;
*pResult = 0;
updateRange = pEP->chrg;
switch( pEP->msg ) {
case WM_MOUSEMOVE: {
break;
}
case WM_SETTEXT: {
updateRange.cpMin = pEP->chrg.cpMin;
updateRange.cpMax = pEP->chrg.cpMin + strlen( (LPCTSTR) pEP->lParam );
break;
}
case WM_CUT: {
break;
}
case WM_COPY: {
break;
}
case WM_PASTE: {
break;
}
case WM_CLEAR: {
break;
}
case WM_UNDO: {
break;
}
default: {
break;
}
}
}
/*
================
CSyntaxRichEditCtrl::OnChange
================
*/
void CSyntaxRichEditCtrl::OnChange() {
long selStart, selEnd;
if ( !updateSyntaxHighlighting ) {
return;
}
GetSel( selStart, selEnd );
selStart = Min( selStart, updateRange.cpMin );
selEnd = Max( selEnd, updateRange.cpMax );
HighlightSyntax( selStart, selEnd );
// send EN_CHANGE notification to parent window
NMHDR pNMHDR;
pNMHDR.hwndFrom = GetSafeHwnd();
pNMHDR.idFrom = GetDlgCtrlID();
pNMHDR.code = EN_CHANGE;
GetParent()->SendMessage( WM_NOTIFY, ( EN_CHANGE << 16 ) | GetDlgCtrlID(), (LPARAM)&pNMHDR );
}
/*
================
CSyntaxRichEditCtrl::OnAutoCompleteListBoxChange
================
*/
void CSyntaxRichEditCtrl::OnAutoCompleteListBoxChange() {
// steal focus back from the auto-complete list box
SetFocus();
}
/*
================
CSyntaxRichEditCtrl::OnAutoCompleteListBoxDblClk
================
*/
void CSyntaxRichEditCtrl::OnAutoCompleteListBoxDblClk() {
// steal focus back from the auto-complete list box
SetFocus();
// insert current auto-complete selection
AutoCompleteInsertText();
AutoCompleteHide();
}