wxWidgets/samples/stc/edit.cpp
Julian Smart be5a51fb59 More name changes
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27429 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2004-05-25 11:20:37 +00:00

822 lines
28 KiB
C++

//////////////////////////////////////////////////////////////////////////////
// File: edit.cpp
// Purpose: STC test module
// Maintainer: Wyo
// Created: 2003-09-01
// RCS-ID: $Id$
// Copyright: (c) wxGuide
// Licence: wxWindows licence
//////////////////////////////////////////////////////////////////////////////
//----------------------------------------------------------------------------
// informations
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// headers
//----------------------------------------------------------------------------
// For compilers that support precompilation, includes <wx/wx.h>.
#include <wx/wxprec.h>
#ifdef __BORLANDC__
#pragma hdrstop
#endif
// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all 'standard' wxWidgets headers)
#ifndef WX_PRECOMP
#include <wx/wx.h>
#endif
//! wxWidgets headers
#include <wx/file.h> // raw file io support
#include <wx/filename.h> // filename support
//! application headers
#include "defsext.h" // additional definitions
#include "edit.h" // edit module
//----------------------------------------------------------------------------
// resources
//----------------------------------------------------------------------------
//============================================================================
// declarations
//============================================================================
//============================================================================
// implementation
//============================================================================
//----------------------------------------------------------------------------
// Edit
//----------------------------------------------------------------------------
BEGIN_EVENT_TABLE (Edit, wxStyledTextCtrl)
// common
EVT_SIZE ( Edit::OnSize)
// edit
EVT_MENU (wxID_CLEAR, Edit::OnEditClear)
EVT_MENU (wxID_CUT, Edit::OnEditCut)
EVT_MENU (wxID_COPY, Edit::OnEditCopy)
EVT_MENU (wxID_PASTE, Edit::OnEditPaste)
EVT_MENU (myID_INDENTINC, Edit::OnEditIndentInc)
EVT_MENU (myID_INDENTRED, Edit::OnEditIndentRed)
EVT_MENU (wxID_SELECTALL, Edit::OnEditSelectAll)
EVT_MENU (myID_SELECTLINE, Edit::OnEditSelectLine)
EVT_MENU (wxID_REDO, Edit::OnEditRedo)
EVT_MENU (wxID_UNDO, Edit::OnEditUndo)
// find
EVT_MENU (wxID_FIND, Edit::OnFind)
EVT_MENU (myID_FINDNEXT, Edit::OnFindNext)
EVT_MENU (myID_REPLACE, Edit::OnReplace)
EVT_MENU (myID_REPLACENEXT, Edit::OnReplaceNext)
EVT_MENU (myID_BRACEMATCH, Edit::OnBraceMatch)
EVT_MENU (myID_GOTO, Edit::OnGoto)
// view
EVT_MENU_RANGE (myID_HILIGHTFIRST, myID_HILIGHTLAST,
Edit::OnHilightLang)
EVT_MENU (myID_DISPLAYEOL, Edit::OnDisplayEOL)
EVT_MENU (myID_INDENTGUIDE, Edit::OnIndentGuide)
EVT_MENU (myID_LINENUMBER, Edit::OnLineNumber)
EVT_MENU (myID_LONGLINEON, Edit::OnLongLineOn)
EVT_MENU (myID_WHITESPACE, Edit::OnWhiteSpace)
EVT_MENU (myID_FOLDTOGGLE, Edit::OnFoldToggle)
EVT_MENU (myID_OVERTYPE, Edit::OnSetOverType)
EVT_MENU (myID_READONLY, Edit::OnSetReadOnly)
EVT_MENU (myID_WRAPMODEON, Edit::OnWrapmodeOn)
EVT_MENU (myID_CHARSETANSI, Edit::OnUseCharset)
EVT_MENU (myID_CHARSETMAC, Edit::OnUseCharset)
// extra
EVT_MENU (myID_CHANGELOWER, Edit::OnChangeCase)
EVT_MENU (myID_CHANGEUPPER, Edit::OnChangeCase)
EVT_MENU (myID_CONVERTCR, Edit::OnConvertEOL)
EVT_MENU (myID_CONVERTCRLF, Edit::OnConvertEOL)
EVT_MENU (myID_CONVERTLF, Edit::OnConvertEOL)
// stc
EVT_STC_MARGINCLICK (-1, Edit::OnMarginClick)
EVT_STC_CHARADDED (-1, Edit::OnCharAdded)
END_EVENT_TABLE()
Edit::Edit (wxWindow *parent, wxWindowID id,
const wxPoint &pos,
const wxSize &size,
long style)
: wxStyledTextCtrl (parent, id, pos, size, style) {
m_filename = _T("");
m_LineNrID = 0;
m_DividerID = 1;
m_FoldingID = 2;
// initialize language
m_language = NULL;
// default font for all styles
SetViewEOL (g_CommonPrefs.displayEOLEnable);
SetIndentationGuides (g_CommonPrefs.indentGuideEnable);
SetEdgeMode (g_CommonPrefs.longLineOnEnable?
wxSTC_EDGE_LINE: wxSTC_EDGE_NONE);
SetViewWhiteSpace (g_CommonPrefs.whiteSpaceEnable?
wxSTC_WS_VISIBLEALWAYS: wxSTC_WS_INVISIBLE);
SetOvertype (g_CommonPrefs.overTypeInitial);
SetReadOnly (g_CommonPrefs.readOnlyInitial);
SetWrapMode (g_CommonPrefs.wrapModeInitial?
wxSTC_WRAP_WORD: wxSTC_WRAP_NONE);
wxFont font (10, wxMODERN, wxNORMAL, wxNORMAL);
StyleSetFont (wxSTC_STYLE_DEFAULT, font);
StyleSetForeground (wxSTC_STYLE_DEFAULT, wxColour (_T("BLACK")));
StyleSetBackground (wxSTC_STYLE_DEFAULT, wxColour (_T("WHITE")));
StyleSetForeground (wxSTC_STYLE_LINENUMBER, wxColour (_T("DARK GREY")));
StyleSetBackground (wxSTC_STYLE_LINENUMBER, wxColour (_T("WHITE")));
StyleSetForeground(wxSTC_STYLE_INDENTGUIDE, wxColour (_T("DARK GREY")));
InitializePrefs (DEFAULT_LANGUAGE);
// set visibility
SetVisiblePolicy (wxSTC_VISIBLE_STRICT|wxSTC_VISIBLE_SLOP, 1);
SetXCaretPolicy (wxSTC_CARET_EVEN|wxSTC_VISIBLE_STRICT|wxSTC_CARET_SLOP, 1);
SetYCaretPolicy (wxSTC_CARET_EVEN|wxSTC_VISIBLE_STRICT|wxSTC_CARET_SLOP, 1);
// markers
MarkerDefine (wxSTC_MARKNUM_FOLDER, wxSTC_MARK_DOTDOTDOT, _T("BLACK"), _T("BLACK"));
MarkerDefine (wxSTC_MARKNUM_FOLDEROPEN, wxSTC_MARK_ARROWDOWN, _T("BLACK"), _T("BLACK"));
MarkerDefine (wxSTC_MARKNUM_FOLDERSUB, wxSTC_MARK_EMPTY, _T("BLACK"), _T("BLACK"));
MarkerDefine (wxSTC_MARKNUM_FOLDEREND, wxSTC_MARK_DOTDOTDOT, _T("BLACK"), _T("WHITE"));
MarkerDefine (wxSTC_MARKNUM_FOLDEROPENMID, wxSTC_MARK_ARROWDOWN, _T("BLACK"), _T("WHITE"));
MarkerDefine (wxSTC_MARKNUM_FOLDERMIDTAIL, wxSTC_MARK_EMPTY, _T("BLACK"), _T("BLACK"));
MarkerDefine (wxSTC_MARKNUM_FOLDERTAIL, wxSTC_MARK_EMPTY, _T("BLACK"), _T("BLACK"));
// miscelaneous
m_LineNrMargin = TextWidth (wxSTC_STYLE_LINENUMBER, _T("_999999"));
m_FoldingMargin = 16;
CmdKeyClear (wxSTC_KEY_TAB, 0); // this is done by the menu accelerator key
SetLayoutCache (wxSTC_CACHE_PAGE);
}
Edit::~Edit () {}
//----------------------------------------------------------------------------
// common event handlers
void Edit::OnSize( wxSizeEvent& event ) {
int x = GetClientSize().x +
(g_CommonPrefs.lineNumberEnable? m_LineNrMargin: 0) +
(g_CommonPrefs.foldEnable? m_FoldingMargin: 0);
if (x > 0) SetScrollWidth (x);
event.Skip();
}
// edit event handlers
void Edit::OnEditRedo (wxCommandEvent &WXUNUSED(event)) {
if (!CanRedo()) return;
Redo ();
}
void Edit::OnEditUndo (wxCommandEvent &WXUNUSED(event)) {
if (!CanUndo()) return;
Undo ();
}
void Edit::OnEditClear (wxCommandEvent &WXUNUSED(event)) {
if (GetReadOnly()) return;
Clear ();
}
void Edit::OnEditCut (wxCommandEvent &WXUNUSED(event)) {
if (GetReadOnly() || (GetSelectionEnd()-GetSelectionStart() <= 0)) return;
Cut ();
}
void Edit::OnEditCopy (wxCommandEvent &WXUNUSED(event)) {
if (GetSelectionEnd()-GetSelectionStart() <= 0) return;
Copy ();
}
void Edit::OnEditPaste (wxCommandEvent &WXUNUSED(event)) {
if (!CanPaste()) return;
Paste ();
}
void Edit::OnFind (wxCommandEvent &WXUNUSED(event)) {
}
void Edit::OnFindNext (wxCommandEvent &WXUNUSED(event)) {
}
void Edit::OnReplace (wxCommandEvent &WXUNUSED(event)) {
}
void Edit::OnReplaceNext (wxCommandEvent &WXUNUSED(event)) {
}
void Edit::OnBraceMatch (wxCommandEvent &WXUNUSED(event)) {
int min = GetCurrentPos ();
int max = BraceMatch (min);
if (max > (min+1)) {
BraceHighlight (min+1, max);
SetSelection (min+1, max);
}else{
BraceBadLight (min);
}
}
void Edit::OnGoto (wxCommandEvent &WXUNUSED(event)) {
}
void Edit::OnEditIndentInc (wxCommandEvent &WXUNUSED(event)) {
CmdKeyExecute (wxSTC_CMD_TAB);
}
void Edit::OnEditIndentRed (wxCommandEvent &WXUNUSED(event)) {
CmdKeyExecute (wxSTC_CMD_DELETEBACK);
}
void Edit::OnEditSelectAll (wxCommandEvent &WXUNUSED(event)) {
SetSelection (0, GetTextLength ());
}
void Edit::OnEditSelectLine (wxCommandEvent &WXUNUSED(event)) {
int lineStart = PositionFromLine (GetCurrentLine());
int lineEnd = PositionFromLine (GetCurrentLine() + 1);
SetSelection (lineStart, lineEnd);
}
void Edit::OnHilightLang (wxCommandEvent &event) {
InitializePrefs (g_LanguagePrefs [event.GetId() - myID_HILIGHTFIRST].name);
}
void Edit::OnDisplayEOL (wxCommandEvent &WXUNUSED(event)) {
SetViewEOL (!GetViewEOL());
}
void Edit::OnIndentGuide (wxCommandEvent &WXUNUSED(event)) {
SetIndentationGuides (!GetIndentationGuides());
}
void Edit::OnLineNumber (wxCommandEvent &WXUNUSED(event)) {
SetMarginWidth (m_LineNrID,
GetMarginWidth (m_LineNrID) == 0? m_LineNrMargin: 0);
}
void Edit::OnLongLineOn (wxCommandEvent &WXUNUSED(event)) {
SetEdgeMode (GetEdgeMode() == 0? wxSTC_EDGE_LINE: wxSTC_EDGE_NONE);
}
void Edit::OnWhiteSpace (wxCommandEvent &WXUNUSED(event)) {
SetViewWhiteSpace (GetViewWhiteSpace() == 0?
wxSTC_WS_VISIBLEALWAYS: wxSTC_WS_INVISIBLE);
}
void Edit::OnFoldToggle (wxCommandEvent &WXUNUSED(event)) {
ToggleFold (GetFoldParent(GetCurrentLine()));
}
void Edit::OnSetOverType (wxCommandEvent &WXUNUSED(event)) {
SetOvertype (!GetOvertype());
}
void Edit::OnSetReadOnly (wxCommandEvent &WXUNUSED(event)) {
SetReadOnly (!GetReadOnly());
}
void Edit::OnWrapmodeOn (wxCommandEvent &WXUNUSED(event)) {
SetWrapMode (GetWrapMode() == 0? wxSTC_WRAP_WORD: wxSTC_WRAP_NONE);
}
void Edit::OnUseCharset (wxCommandEvent &event) {
int Nr;
int charset = GetCodePage();
switch (event.GetId()) {
case myID_CHARSETANSI: {charset = wxSTC_CHARSET_ANSI; break;}
case myID_CHARSETMAC: {charset = wxSTC_CHARSET_ANSI; break;}
}
for (Nr = 0; Nr < wxSTC_STYLE_LASTPREDEFINED; Nr++) {
StyleSetCharacterSet (Nr, charset);
}
SetCodePage (charset);
}
void Edit::OnChangeCase (wxCommandEvent &event) {
switch (event.GetId()) {
case myID_CHANGELOWER: {
CmdKeyExecute (wxSTC_CMD_LOWERCASE);
break;
}
case myID_CHANGEUPPER: {
CmdKeyExecute (wxSTC_CMD_UPPERCASE);
break;
}
}
}
void Edit::OnConvertEOL (wxCommandEvent &event) {
int eolMode = GetEOLMode();
switch (event.GetId()) {
case myID_CONVERTCR: { eolMode = wxSTC_EOL_CR; break;}
case myID_CONVERTCRLF: { eolMode = wxSTC_EOL_CRLF; break;}
case myID_CONVERTLF: { eolMode = wxSTC_EOL_LF; break;}
}
ConvertEOLs (eolMode);
SetEOLMode (eolMode);
}
//! misc
void Edit::OnMarginClick (wxStyledTextEvent &event) {
if (event.GetMargin() == 2) {
int lineClick = LineFromPosition (event.GetPosition());
int levelClick = GetFoldLevel (lineClick);
if ((levelClick & wxSTC_FOLDLEVELHEADERFLAG) > 0) {
ToggleFold (lineClick);
}
}
}
void Edit::OnCharAdded (wxStyledTextEvent &event) {
char chr = event.GetKey();
int currentLine = GetCurrentLine();
// Change this if support for mac files with \r is needed
if (chr == '\n') {
int lineInd = 0;
if (currentLine > 0) {
lineInd = GetLineIndentation(currentLine - 1);
}
if (lineInd == 0) return;
SetLineIndentation (currentLine, lineInd);
GotoPos(PositionFromLine (currentLine) + lineInd);
}
}
//----------------------------------------------------------------------------
// private functions
wxString Edit::DeterminePrefs (const wxString &filename) {
LanguageInfo const* curInfo;
// determine language from filepatterns
int languageNr;
for (languageNr = 0; languageNr < g_LanguagePrefsSize; languageNr++) {
curInfo = &g_LanguagePrefs [languageNr];
wxString filepattern = curInfo->filepattern;
filepattern.Lower();
while (!filepattern.IsEmpty()) {
wxString cur = filepattern.BeforeFirst (';');
if ((cur == filename) ||
(cur == (filename.BeforeLast ('.') + _T(".*"))) ||
(cur == (_T("*.") + filename.AfterLast ('.')))) {
return curInfo->name;
}
filepattern = filepattern.AfterFirst (';');
}
}
return wxEmptyString;
}
bool Edit::InitializePrefs (const wxString &name) {
// initialize styles
StyleClearAll();
LanguageInfo const* curInfo = NULL;
// determine language
bool found = false;
int languageNr;
for (languageNr = 0; languageNr < g_LanguagePrefsSize; languageNr++) {
curInfo = &g_LanguagePrefs [languageNr];
if (curInfo->name == name) {
found = true;
break;
}
}
if (!found) return false;
// set lexer and language
SetLexer (curInfo->lexer);
m_language = curInfo;
// set margin for line numbers
SetMarginType (m_LineNrID, wxSTC_MARGIN_NUMBER);
StyleSetForeground (wxSTC_STYLE_LINENUMBER, wxColour (_T("DARK GREY")));
StyleSetBackground (wxSTC_STYLE_LINENUMBER, wxColour (_T("WHITE")));
SetMarginWidth (m_LineNrID, 0); // start out not visible
// default fonts for all styles!
int Nr;
for (Nr = 0; Nr < wxSTC_STYLE_LASTPREDEFINED; Nr++) {
wxFont font (10, wxMODERN, wxNORMAL, wxNORMAL);
StyleSetFont (Nr, font);
}
// set common styles
StyleSetForeground (wxSTC_STYLE_DEFAULT, wxColour (_T("DARK GREY")));
StyleSetForeground (wxSTC_STYLE_INDENTGUIDE, wxColour (_T("DARK GREY")));
// initialize settings
if (g_CommonPrefs.syntaxEnable) {
int keywordnr = 0;
for (Nr = 0; Nr < STYLE_TYPES_COUNT; Nr++) {
if (curInfo->styles[Nr].type == -1) continue;
const StyleInfo &curType = g_StylePrefs [curInfo->styles[Nr].type];
wxFont font (curType.fontsize, wxMODERN, wxNORMAL, wxNORMAL, false,
curType.fontname);
StyleSetFont (Nr, font);
if (curType.foreground) {
StyleSetForeground (Nr, wxColour (curType.foreground));
}
if (curType.background) {
StyleSetBackground (Nr, wxColour (curType.background));
}
StyleSetBold (Nr, (curType.fontstyle & mySTC_STYLE_BOLD) > 0);
StyleSetItalic (Nr, (curType.fontstyle & mySTC_STYLE_ITALIC) > 0);
StyleSetUnderline (Nr, (curType.fontstyle & mySTC_STYLE_UNDERL) > 0);
StyleSetVisible (Nr, (curType.fontstyle & mySTC_STYLE_HIDDEN) == 0);
StyleSetCase (Nr, curType.lettercase);
const wxChar *pwords = curInfo->styles[Nr].words;
if (pwords) {
SetKeyWords (keywordnr, pwords);
keywordnr += 1;
}
}
}
// set margin as unused
SetMarginType (m_DividerID, wxSTC_MARGIN_SYMBOL);
SetMarginWidth (m_DividerID, 0);
SetMarginSensitive (m_DividerID, false);
// folding
SetMarginType (m_FoldingID, wxSTC_MARGIN_SYMBOL);
SetMarginMask (m_FoldingID, wxSTC_MASK_FOLDERS);
StyleSetBackground (m_FoldingID, wxColour (_T("WHITE")));
SetMarginWidth (m_FoldingID, 0);
SetMarginSensitive (m_FoldingID, false);
if (g_CommonPrefs.foldEnable) {
SetMarginWidth (m_FoldingID, curInfo->folds != 0? m_FoldingMargin: 0);
SetMarginSensitive (m_FoldingID, curInfo->folds != 0);
SetProperty (_T("fold"), curInfo->folds != 0? _T("1"): _T("0"));
SetProperty (_T("fold.comment"),
(curInfo->folds & mySTC_FOLD_COMMENT) > 0? _T("1"): _T("0"));
SetProperty (_T("fold.compact"),
(curInfo->folds & mySTC_FOLD_COMPACT) > 0? _T("1"): _T("0"));
SetProperty (_T("fold.preprocessor"),
(curInfo->folds & mySTC_FOLD_PREPROC) > 0? _T("1"): _T("0"));
SetProperty (_T("fold.html"),
(curInfo->folds & mySTC_FOLD_HTML) > 0? _T("1"): _T("0"));
SetProperty (_T("fold.html.preprocessor"),
(curInfo->folds & mySTC_FOLD_HTMLPREP) > 0? _T("1"): _T("0"));
SetProperty (_T("fold.comment.python"),
(curInfo->folds & mySTC_FOLD_COMMENTPY) > 0? _T("1"): _T("0"));
SetProperty (_T("fold.quotes.python"),
(curInfo->folds & mySTC_FOLD_QUOTESPY) > 0? _T("1"): _T("0"));
}
SetFoldFlags (wxSTC_FOLDFLAG_LINEBEFORE_CONTRACTED |
wxSTC_FOLDFLAG_LINEAFTER_CONTRACTED);
// set spaces and indention
SetTabWidth (4);
SetUseTabs (false);
SetTabIndents (true);
SetBackSpaceUnIndents (true);
SetIndent (g_CommonPrefs.indentEnable? 4: 0);
// others
SetViewEOL (g_CommonPrefs.displayEOLEnable);
SetIndentationGuides (g_CommonPrefs.indentGuideEnable);
SetEdgeColumn (80);
SetEdgeMode (g_CommonPrefs.longLineOnEnable? wxSTC_EDGE_LINE: wxSTC_EDGE_NONE);
SetViewWhiteSpace (g_CommonPrefs.whiteSpaceEnable?
wxSTC_WS_VISIBLEALWAYS: wxSTC_WS_INVISIBLE);
SetOvertype (g_CommonPrefs.overTypeInitial);
SetReadOnly (g_CommonPrefs.readOnlyInitial);
SetWrapMode (g_CommonPrefs.wrapModeInitial?
wxSTC_WRAP_WORD: wxSTC_WRAP_NONE);
return true;
}
bool Edit::LoadFile () {
// get filname
if (!m_filename) {
wxFileDialog dlg (this, _T("Open file"), _T(""), _T(""),
_T("Any file (*)|*"), wxOPEN | wxFILE_MUST_EXIST | wxCHANGE_DIR);
if (dlg.ShowModal() != wxID_OK) return false;
m_filename = dlg.GetPath();
}
// load file
return LoadFile (m_filename);
}
bool Edit::LoadFile (const wxString &filename) {
// load file in edit and clear undo
if (!filename.IsEmpty()) m_filename = filename;
// wxFile file (m_filename);
// if (!file.IsOpened()) return false;
ClearAll ();
// long lng = file.Length ();
// if (lng > 0) {
// wxString buf;
// wxChar *buff = buf.GetWriteBuf (lng);
// file.Read (buff, lng);
// buf.UngetWriteBuf ();
// InsertText (0, buf);
// }
// file.Close();
wxStyledTextCtrl::LoadFile(m_filename);
EmptyUndoBuffer();
// determine lexer language
wxFileName fname (m_filename);
InitializePrefs (DeterminePrefs (fname.GetFullName()));
return true;
}
bool Edit::SaveFile () {
// return if no change
if (!Modified()) return true;
// get filname
if (!m_filename) {
wxFileDialog dlg (this, _T("Save file"), _T(""), _T(""), _T("Any file (*)|*"),
wxSAVE | wxOVERWRITE_PROMPT);
if (dlg.ShowModal() != wxID_OK) return false;
m_filename = dlg.GetPath();
}
// save file
return SaveFile (m_filename);
}
bool Edit::SaveFile (const wxString &filename) {
// return if no change
if (!Modified()) return true;
// // save edit in file and clear undo
// if (!filename.IsEmpty()) m_filename = filename;
// wxFile file (m_filename, wxFile::write);
// if (!file.IsOpened()) return false;
// wxString buf = GetText();
// bool okay = file.Write (buf);
// file.Close();
// if (!okay) return false;
// EmptyUndoBuffer();
// SetSavePoint();
// return true;
return wxStyledTextCtrl::SaveFile(filename);
}
bool Edit::Modified () {
// return modified state
return (GetModify() && !GetReadOnly());
}
//----------------------------------------------------------------------------
// EditProperties
//----------------------------------------------------------------------------
EditProperties::EditProperties (Edit *edit,
long style)
: wxDialog (edit, -1, wxEmptyString,
wxDefaultPosition, wxDefaultSize,
style | wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) {
// sets the application title
SetTitle (_("Properties"));
wxString text;
// fullname
wxBoxSizer *fullname = new wxBoxSizer (wxHORIZONTAL);
fullname->Add (10, 0);
fullname->Add (new wxStaticText (this, -1, _("Full filename"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL);
fullname->Add (new wxStaticText (this, -1, edit->GetFilename()),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL);
// text info
wxGridSizer *textinfo = new wxGridSizer (4, 0, 2);
textinfo->Add (new wxStaticText (this, -1, _("Language"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
textinfo->Add (new wxStaticText (this, -1, edit->m_language->name),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
textinfo->Add (new wxStaticText (this, -1, _("Lexer-ID: "),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
text = wxString::Format (_T("%d"), edit->GetLexer());
textinfo->Add (new wxStaticText (this, -1, text),
0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
wxString EOLtype = _T("");
switch (edit->GetEOLMode()) {
case wxSTC_EOL_CR: {EOLtype = _T("CR (Unix)"); break; }
case wxSTC_EOL_CRLF: {EOLtype = _T("CRLF (Windows)"); break; }
case wxSTC_EOL_LF: {EOLtype = _T("CR (Macintosh)"); break; }
}
textinfo->Add (new wxStaticText (this, -1, _("Line endings"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
textinfo->Add (new wxStaticText (this, -1, EOLtype),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
// text info box
wxStaticBoxSizer *textinfos = new wxStaticBoxSizer (
new wxStaticBox (this, -1, _("Informations")),
wxVERTICAL);
textinfos->Add (textinfo, 0, wxEXPAND);
textinfos->Add (0, 6);
// statistic
wxGridSizer *statistic = new wxGridSizer (4, 0, 2);
statistic->Add (new wxStaticText (this, -1, _("Total lines"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
text = wxString::Format (_T("%d"), edit->GetLineCount());
statistic->Add (new wxStaticText (this, -1, text),
0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
statistic->Add (new wxStaticText (this, -1, _("Total chars"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
text = wxString::Format (_T("%d"), edit->GetTextLength());
statistic->Add (new wxStaticText (this, -1, text),
0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
statistic->Add (new wxStaticText (this, -1, _("Current line"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
text = wxString::Format (_T("%d"), edit->GetCurrentLine());
statistic->Add (new wxStaticText (this, -1, text),
0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
statistic->Add (new wxStaticText (this, -1, _("Current pos"),
wxDefaultPosition, wxSize(80, -1)),
0, wxALIGN_LEFT|wxALIGN_CENTER_VERTICAL|wxLEFT, 4);
text = wxString::Format (_T("%d"), edit->GetCurrentPos());
statistic->Add (new wxStaticText (this, -1, text),
0, wxALIGN_RIGHT|wxALIGN_CENTER_VERTICAL|wxRIGHT, 4);
// char/line statistics
wxStaticBoxSizer *statistics = new wxStaticBoxSizer (
new wxStaticBox (this, -1, _("Statistics")),
wxVERTICAL);
statistics->Add (statistic, 0, wxEXPAND);
statistics->Add (0, 6);
// total pane
wxBoxSizer *totalpane = new wxBoxSizer (wxVERTICAL);
totalpane->Add (fullname, 0, wxEXPAND | wxLEFT | wxRIGHT | wxTOP, 10);
totalpane->Add (0, 6);
totalpane->Add (textinfos, 0, wxEXPAND | wxLEFT | wxRIGHT, 10);
totalpane->Add (0, 10);
totalpane->Add (statistics, 0, wxEXPAND | wxLEFT | wxRIGHT, 10);
totalpane->Add (0, 6);
wxButton *okButton = new wxButton (this, wxID_OK, _("OK"));
okButton->SetDefault();
totalpane->Add (okButton, 0, wxALIGN_CENTER | wxALL, 10);
SetSizerAndFit (totalpane);
ShowModal();
}
//----------------------------------------------------------------------------
// EditPrint
//----------------------------------------------------------------------------
EditPrint::EditPrint (Edit *edit, wxChar *title)
: wxPrintout(title) {
m_edit = edit;
m_printed = 0;
}
bool EditPrint::OnPrintPage (int page) {
wxDC *dc = GetDC();
if (!dc) return false;
// scale DC
PrintScaling (dc);
// print page
if (page == 1) m_printed = 0;
m_printed = m_edit->FormatRange (1, m_printed, m_edit->GetLength(),
dc, dc, m_printRect, m_pageRect);
return true;
}
bool EditPrint::OnBeginDocument (int startPage, int endPage) {
if (!wxPrintout::OnBeginDocument (startPage, endPage)) {
return false;
}
return true;
}
void EditPrint::GetPageInfo (int *minPage, int *maxPage, int *selPageFrom, int *selPageTo) {
// initialize values
*minPage = 0;
*maxPage = 0;
*selPageFrom = 0;
*selPageTo = 0;
// scale DC if possible
wxDC *dc = GetDC();
if (!dc) return;
PrintScaling (dc);
// get print page informations and convert to printer pixels
wxSize ppiScr;
GetPPIScreen (&ppiScr.x, &ppiScr.y);
wxSize page = g_pageSetupData->GetPaperSize();
page.x = static_cast<int> (page.x * ppiScr.x / 25.4);
page.y = static_cast<int> (page.y * ppiScr.y / 25.4);
m_pageRect = wxRect (0,
0,
page.x,
page.y);
// get margins informations and convert to printer pixels
int top = 25; // default 25
int bottom = 25; // default 25
int left = 20; // default 20
int right = 20; // default 20
wxPoint (top, left) = g_pageSetupData->GetMarginTopLeft();
wxPoint (bottom, right) = g_pageSetupData->GetMarginBottomRight();
top = static_cast<int> (top * ppiScr.y / 25.4);
bottom = static_cast<int> (bottom * ppiScr.y / 25.4);
left = static_cast<int> (left * ppiScr.x / 25.4);
right = static_cast<int> (right * ppiScr.x / 25.4);
m_printRect = wxRect (left,
top,
page.x - (left + right),
page.y - (top + bottom));
// count pages
while (HasPage (*maxPage)) {
m_printed = m_edit->FormatRange (0, m_printed, m_edit->GetLength(),
dc, dc, m_printRect, m_pageRect);
*maxPage += 1;
}
if (*maxPage > 0) *minPage = 1;
*selPageFrom = *minPage;
*selPageTo = *maxPage;
}
bool EditPrint::HasPage (int WXUNUSED(page)) {
return (m_printed < m_edit->GetLength());
}
bool EditPrint::PrintScaling (wxDC *dc){
// check for dc, return if none
if (!dc) return false;
// get printer and screen sizing values
wxSize ppiScr;
GetPPIScreen (&ppiScr.x, &ppiScr.y);
if (ppiScr.x == 0) { // most possible guess 96 dpi
ppiScr.x = 96;
ppiScr.y = 96;
}
wxSize ppiPrt;
GetPPIPrinter (&ppiPrt.x, &ppiPrt.y);
if (ppiPrt.x == 0) { // scaling factor to 1
ppiPrt.x = ppiScr.x;
ppiPrt.y = ppiScr.y;
}
wxSize dcSize = dc->GetSize();
wxSize pageSize;
GetPageSizePixels (&pageSize.x, &pageSize.y);
// set user scale
float scale_x = (float)(ppiPrt.x * dcSize.x) /
(float)(ppiScr.x * pageSize.x);
float scale_y = (float)(ppiPrt.y * dcSize.y) /
(float)(ppiScr.y * pageSize.y);
dc->SetUserScale (scale_x, scale_y);
return true;
}