forked from mia/Aegisub
747 lines
18 KiB
C++
747 lines
18 KiB
C++
// Copyright (c) 2005, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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////////////
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// Includes
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#include "subs_edit_ctrl.h"
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#include "subs_edit_box.h"
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#include "options.h"
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#include "subs_grid.h"
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#include "utils.h"
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////////////////////////
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// Edit box constructor
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SubsTextEditCtrl::SubsTextEditCtrl(wxWindow* parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& wsize, long style, const wxValidator& validator, const wxString& name)
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: wxScintilla(parent, id, pos, wsize, 0, value)
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{
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// Set properties
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SetWrapMode(wxSCI_WRAP_WORD);
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SetMarginWidth(1,0);
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UsePopUp(false);
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// Set hotkeys
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CmdKeyClear(wxSCI_KEY_RETURN,wxSCI_SCMOD_CTRL);
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CmdKeyClear(wxSCI_KEY_RETURN,wxSCI_SCMOD_NULL);
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CmdKeyClear(wxSCI_KEY_TAB,wxSCI_SCMOD_NULL);
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CmdKeyClear(wxSCI_KEY_TAB,wxSCI_SCMOD_SHIFT);
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CmdKeyClear('D',wxSCI_SCMOD_CTRL);
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CmdKeyClear('L',wxSCI_SCMOD_CTRL);
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CmdKeyClear('L',wxSCI_SCMOD_CTRL | wxSCI_SCMOD_SHIFT);
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CmdKeyClear('T',wxSCI_SCMOD_CTRL);
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CmdKeyClear('T',wxSCI_SCMOD_CTRL | wxSCI_SCMOD_SHIFT);
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CmdKeyClear('U',wxSCI_SCMOD_CTRL);
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// Styles
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wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
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wxString fontname = Options.AsText(_T("Font Face"));
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if (fontname != _T("")) font.SetFaceName(fontname);
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int size = Options.AsInt(_T("Font Size"));
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// Normal style
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StyleSetFont(0,font);
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StyleSetSize(0,size);
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StyleSetForeground(0,Options.AsColour(_T("Syntax Highlight Normal")));
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// Brackets style
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StyleSetFont(1,font);
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StyleSetSize(1,size);
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StyleSetForeground(1,Options.AsColour(_T("Syntax Highlight Brackets")));
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// Slashes/Parenthesis/Comma style
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StyleSetFont(2,font);
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StyleSetSize(2,size);
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StyleSetForeground(2,Options.AsColour(_T("Syntax Highlight Slashes")));
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// Tags style
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StyleSetFont(3,font);
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StyleSetSize(3,size);
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StyleSetBold(3,true);
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StyleSetForeground(3,Options.AsColour(_T("Syntax Highlight Tags")));
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// Error style
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StyleSetFont(4,font);
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StyleSetSize(4,size);
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StyleSetForeground(4,Options.AsColour(_T("Syntax Highlight Error")));
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// Tag Number Parameters style
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StyleSetFont(5,font);
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StyleSetSize(5,size);
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StyleSetForeground(5,Options.AsColour(_T("Syntax Highlight Numbers")));
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// Line breaks style
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StyleSetFont(6,font);
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StyleSetSize(6,size);
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StyleSetBold(6,true);
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StyleSetForeground(6,Options.AsColour(_T("Syntax Highlight Line Break")));
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// Misspelling indicator
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IndicatorSetStyle(0,wxSCI_INDIC_SQUIGGLE);
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IndicatorSetForeground(0,wxColour(255,0,0));
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// Set spellchecker
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spellchecker = SpellChecker::GetSpellChecker();
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// Set thesaurus
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thesaurus = Thesaurus::GetThesaurus();
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// Delimiters
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delim = _T(" .,;:!?<3F><>(){}[]\"/\\");
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}
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//////////////
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// Destructor
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SubsTextEditCtrl::~SubsTextEditCtrl() {
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delete spellchecker;
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spellchecker = NULL;
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delete thesaurus;
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thesaurus = NULL;
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}
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/////////////////
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// Style a range
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void SubsTextEditCtrl::UpdateStyle(int start, int _length) {
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// Styling enabled?
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if (Options.AsBool(_T("Syntax Highlight Enabled")) == 0) return;
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// Set variables
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wxString text = GetText();
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int end = start + _length;
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if (_length < 0) end = text.Length();
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// Begin styling
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StartStyling(0,255);
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int ran = 0;
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int depth = 0;
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int curStyle = 0;
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int curPos = 0;
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wxChar curChar = 0;
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wxChar prevChar = 0;
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wxChar nextChar = 0;
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// Loop through
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for (int i=start;i<end;i++) {
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// Current/previous characters
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prevChar = curChar;
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curChar = text[i];
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if (i<end-1) nextChar = text[i+1];
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else nextChar = 0;
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// Erroneous
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if (depth < 0 || depth > 1) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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curStyle = 4;
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}
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// Start override block
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if (curChar == _T('{') && depth >= 0) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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depth++;
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if (depth == 1) curStyle = 1;
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else curStyle = 4;
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}
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// End override block
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else if (curChar == _T('}') && depth <= 1) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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depth--;
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if (depth == 0) curStyle = 1;
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else curStyle = 4;
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}
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// Outside
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else if (depth == 0) {
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// Is \n, \N or \h?
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if (curChar == _T('\\') && (nextChar == 'n' || nextChar == 'N' || nextChar == 'h')) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran + 1;
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ran = 1;
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curStyle = 6;
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i++;
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}
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// Normal text
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else if (curStyle != 0) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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curStyle = 0;
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}
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}
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// Inside
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else if (depth == 1) {
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// Special character
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if (curChar == _T('\\') || curChar == _T('(') || curChar == _T(')') || curChar == _T(',')) {
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if (curStyle != 2) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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curStyle = 2;
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}
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}
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// Number
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else if ((curChar >= '0' && curChar <= '9') || curChar == '.' || curChar == '&' || curChar == '+' || curChar == '-' || (curChar == 'H' && prevChar == '&')) {
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if (curStyle != 5) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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curStyle = 5;
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}
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}
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// Tag name
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else if (curStyle != 3) {
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SetUnicodeStyling(curPos,ran,curStyle);
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curPos += ran;
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ran = 0;
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curStyle = 3;
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}
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}
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// Increase ran length
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ran++;
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}
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SetUnicodeStyling(curPos,ran,curStyle);
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// Spell check
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StyleSpellCheck(start,_length);
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}
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////////////////////////
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// Unicode-safe styling
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void SubsTextEditCtrl::SetUnicodeStyling(int start,int length,int style) {
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// Get the real length
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wxString string = GetText().Mid(start,length);
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wxCharBuffer buffer = string.mb_str(wxConvUTF8);
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const char* utf8str = buffer;
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int len = strlen(utf8str);
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// Set styling
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SetStyling(len,style);
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}
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///////////////
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// Spell check
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void SubsTextEditCtrl::StyleSpellCheck(int start, int len) {
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// See if it has a spellchecker
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if (!spellchecker) return;
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// Variables
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wxChar cur;
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wxString text = GetText();
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int curPos;
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int lastpos = -1;
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int end = start+len;
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int depth = 0;
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if (len < 0) end = text.Length();
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wxArrayInt startPos;
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wxArrayInt endPos;
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bool isDelim;
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// Scan
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for (int i=start;i<end+1;i++) {
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// Current character
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curPos = i;
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if (i < end) cur = text[i];
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else cur = '.';
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isDelim = false;
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// Increase depth
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if (cur == '{') {
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depth++;
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if (depth == 1) {
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if (lastpos+1 != curPos) {
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startPos.Add(lastpos+1);
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endPos.Add(curPos);
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}
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continue;
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}
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}
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// Decrease depth
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if (cur == '}') {
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depth--;
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if (depth == 0) {
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lastpos = i;
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continue;
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}
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}
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// Wrong depth
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if (depth != 0) continue;
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// Check if it is \n or \N
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if (cur == '\\' && i < end-1 && (text[i+1] == 'N' || text[i+1] == 'n' || text[i+1] == 'h')) {
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isDelim = true;
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i++;
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}
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// Check for standard delimiters
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if (delim.Find(cur) != wxNOT_FOUND) {
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isDelim = true;
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}
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// Is delimiter?
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if (isDelim) {
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if (lastpos+1 != curPos) {
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startPos.Add(lastpos+1);
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endPos.Add(curPos);
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}
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lastpos = i;
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}
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}
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// Style
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int count = startPos.Count();
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for (int i=0;i<count;i++) {
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// Get current word
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wxString curWord = text.Mid(startPos[i],endPos[i]-startPos[i]);
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// Check if it's valid
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if (!spellchecker->CheckWord(curWord)) {
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// Get length before it
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wxString string = GetText().Left(startPos[i]);
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wxCharBuffer buffer = string.mb_str(wxConvUTF8);
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const char* utf8str = buffer;
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int utf8len = strlen(utf8str);
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// Set styling
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StartStyling(utf8len,32);
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SetUnicodeStyling(startPos[i],endPos[i]-startPos[i],32);
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}
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}
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}
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///////////////////////////
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// Set text to a new value
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void SubsTextEditCtrl::SetTextTo(const wxString _text) {
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// Setup
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control->textEditReady = false;
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Freeze();
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wxString text = _text;
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text.Replace(_T("\r\n"),_T("\\N"));
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text.Replace(_T("\n\r"),_T("\\N"));
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text.Replace(_T("\r"),_T("\\N"));
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text.Replace(_T("\n"),_T("\\N"));
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// Prepare
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int from=0,to=0;
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GetSelection(&from,&to);
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Clear();
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// Set text
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SetText(text);
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// Style
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UpdateStyle();
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// Restore selection
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SetSelection(from,to);
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// Finish
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Thaw();
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control->textEditReady = true;
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}
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///////////////////////
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// Control event table
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BEGIN_EVENT_TABLE(SubsTextEditCtrl,wxScintilla)
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EVT_MOUSE_EVENTS(SubsTextEditCtrl::OnMouseEvent)
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EVT_MENU(EDIT_MENU_SPLIT_PRESERVE,SubsTextEditCtrl::OnSplitLinePreserve)
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EVT_MENU(EDIT_MENU_SPLIT_ESTIMATE,SubsTextEditCtrl::OnSplitLineEstimate)
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EVT_MENU(EDIT_MENU_CUT,SubsTextEditCtrl::OnCut)
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EVT_MENU(EDIT_MENU_COPY,SubsTextEditCtrl::OnCopy)
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EVT_MENU(EDIT_MENU_PASTE,SubsTextEditCtrl::OnPaste)
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EVT_MENU(EDIT_MENU_UNDO,SubsTextEditCtrl::OnUndo)
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EVT_MENU(EDIT_MENU_SELECT_ALL,SubsTextEditCtrl::OnSelectAll)
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EVT_MENU(EDIT_MENU_ADD_TO_DICT,SubsTextEditCtrl::OnAddToDictionary)
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EVT_MENU_RANGE(EDIT_MENU_SUGGESTIONS,EDIT_MENU_SUGGESTIONS+16,SubsTextEditCtrl::OnUseSuggestion)
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EVT_MENU_RANGE(EDIT_MENU_THESAURUS_SUGS,EDIT_MENU_THESAURUS_SUGS+2000,SubsTextEditCtrl::OnUseThesaurusSuggestion)
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END_EVENT_TABLE()
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///////////////
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// Mouse event
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void SubsTextEditCtrl::OnMouseEvent(wxMouseEvent &event) {
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// Right click
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if (event.ButtonUp(wxMOUSE_BTN_RIGHT)) {
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if (control->linen >= 0) {
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int pos = PositionFromPoint(event.GetPosition());
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ShowPopupMenu(pos);
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return;
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}
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}
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event.Skip();
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}
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///////////////////
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// Show popup menu
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void SubsTextEditCtrl::ShowPopupMenu(int activePos) {
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// Menu
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wxMenu menu;
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// Position
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if (activePos == -1) activePos = GetCurrentPos();
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// Get current word under cursor
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currentWord = GetWordAtPosition(activePos);
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currentWordPos = activePos;
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// Spell check
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int style = GetStyleAt(activePos);
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if (spellchecker && currentWord.Length()) {
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// Spelled right?
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bool rightSpelling = spellchecker->CheckWord(currentWord);
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// Set font
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wxFont font;
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font.SetWeight(wxFONTWEIGHT_BOLD);
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// Get suggestions
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sugs.Clear();
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sugs = spellchecker->GetSuggestions(currentWord);
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int nSugs = sugs.Count();
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// Spelled wrong
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if (!rightSpelling) {
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// No suggestions
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if (!nSugs) menu.Append(EDIT_MENU_SUGGESTION,_("No correction suggestions"))->Enable(false);
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// Build menu
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for (int i=0;i<nSugs;i++) menu.Append(EDIT_MENU_SUGGESTIONS+i,sugs[i])->SetFont(font);
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// Append "add word"
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menu.Append(EDIT_MENU_ADD_TO_DICT,wxString::Format(_("Add \"%s\" to dictionary"),currentWord.c_str()));
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menu.AppendSeparator();
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}
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// Spelled right
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else {
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// No suggestions
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if (!nSugs) menu.Append(EDIT_MENU_SUGGESTION,_("No spell checker suggestions"))->Enable(false);
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// Has suggestions
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else {
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// Build list
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wxMenu *subMenu = new wxMenu();
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for (int i=0;i<nSugs;i++) subMenu->Append(EDIT_MENU_SUGGESTIONS+i,sugs[i]);
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menu.AppendSubMenu(subMenu,wxString::Format(_("Spell checker suggestions for \"%s\""),currentWord.c_str()));
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}
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// Separator
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if (!thesaurus) menu.AppendSeparator();
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}
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}
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// Thesaurus
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if (thesaurus && currentWord.Length()) {
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// Get results
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ThesaurusEntryArray result;
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thesaurus->Lookup(currentWord,result);
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// Compile list
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thesSugs.Clear();
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for (unsigned int i=0;i<result.size();i++) {
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for (unsigned int j=0;j<result[i].words.Count();j++) {
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thesSugs.Add(result[i].words[j]);
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}
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}
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// Has suggestions
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if (result.size()) {
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// Set font
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||
wxFont font;
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font.SetStyle(wxFONTSTYLE_ITALIC);
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|
||
// Create thesaurus menu
|
||
wxMenu *thesMenu = new wxMenu();
|
||
|
||
// Build menu
|
||
int curThesEntry = 0;
|
||
for (unsigned int i=0;i<result.size();i++) {
|
||
// Single word, insert directly
|
||
if (result[i].words.Count() == 1) {
|
||
thesMenu->Append(EDIT_MENU_THESAURUS_SUGS+curThesEntry,result[i].name);
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||
curThesEntry++;
|
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}
|
||
|
||
// Multiple, create submenu
|
||
else {
|
||
// Insert entries
|
||
wxMenu *subMenu = new wxMenu();
|
||
for (unsigned int j=0;j<result[i].words.Count();j++) {
|
||
subMenu->Append(EDIT_MENU_THESAURUS_SUGS+curThesEntry,result[i].words[j]);
|
||
curThesEntry++;
|
||
}
|
||
|
||
// Insert submenu
|
||
thesMenu->AppendSubMenu(subMenu,result[i].name);
|
||
}
|
||
}
|
||
|
||
// Thesaurus menu
|
||
menu.AppendSubMenu(thesMenu,wxString::Format(_("Thesaurus suggestions for \"%s\""),currentWord.c_str()));
|
||
}
|
||
|
||
// No suggestions
|
||
if (!result.size()) menu.Append(EDIT_MENU_THESAURUS,_("No thesaurus suggestions"))->Enable(false);
|
||
|
||
// Separator
|
||
menu.AppendSeparator();
|
||
}
|
||
|
||
// Standard actions
|
||
menu.Append(EDIT_MENU_UNDO,_("&Undo"))->Enable(CanUndo());
|
||
menu.AppendSeparator();
|
||
menu.Append(EDIT_MENU_CUT,_("Cu&t"))->Enable(GetSelectionStart()-GetSelectionEnd() != 0);
|
||
menu.Append(EDIT_MENU_COPY,_("&Copy"))->Enable(GetSelectionStart()-GetSelectionEnd() != 0);
|
||
menu.Append(EDIT_MENU_PASTE,_("&Paste"))->Enable(CanPaste());
|
||
menu.AppendSeparator();
|
||
menu.Append(EDIT_MENU_SELECT_ALL,_("Select &All"));
|
||
|
||
// Split
|
||
menu.AppendSeparator();
|
||
menu.Append(EDIT_MENU_SPLIT_PRESERVE,_("Split at cursor (preserve times)"));
|
||
menu.Append(EDIT_MENU_SPLIT_ESTIMATE,_("Split at cursor (estimate times)"));
|
||
|
||
// Pop the menu
|
||
PopupMenu(&menu);
|
||
}
|
||
|
||
|
||
//////////////////////////////////////
|
||
// Get boundaries of word at position
|
||
void SubsTextEditCtrl::GetBoundsOfWordAtPosition(int pos,int &_start,int &_end) {
|
||
// Variables
|
||
wxString text = GetText();
|
||
int len = text.Length();
|
||
int lastDelimBefore = -1;
|
||
int firstDelimAfter = len;
|
||
wxChar cur,next;
|
||
int depth=0;
|
||
|
||
// Scan for delimiters
|
||
for (int i=0;i<len;i++) {
|
||
// Current char
|
||
cur = text[i];
|
||
if (i<len-1) next = text[i+1];
|
||
else next = 0;
|
||
|
||
// Depth
|
||
if (cur == '{') {
|
||
if (i >= pos) {
|
||
firstDelimAfter = i;
|
||
break;
|
||
}
|
||
depth++;
|
||
}
|
||
if (cur == '}') {
|
||
if (i < pos) {
|
||
lastDelimBefore = i;
|
||
}
|
||
depth--;
|
||
}
|
||
if (depth != 0) {
|
||
// Picked a location in invalid depth
|
||
if (pos == i) {
|
||
lastDelimBefore = -1;
|
||
firstDelimAfter = 0;
|
||
break;
|
||
}
|
||
continue;
|
||
}
|
||
|
||
// Line breaks
|
||
if (cur == '\\' && (next == 'N' || next == 'n' || next == 'h')) {
|
||
// Before
|
||
if (i < pos) {
|
||
i++;
|
||
lastDelimBefore = i;
|
||
continue;
|
||
}
|
||
}
|
||
|
||
// Check for delimiters
|
||
if (delim.Find(cur) != wxNOT_FOUND) {
|
||
// Before
|
||
if (i < pos) lastDelimBefore = i;
|
||
|
||
// After
|
||
else {
|
||
firstDelimAfter = i;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
// Set start and end
|
||
_start = lastDelimBefore+1;
|
||
_end = firstDelimAfter-1;
|
||
}
|
||
|
||
|
||
//////////////////////////////////
|
||
// Get word at specified position
|
||
wxString SubsTextEditCtrl::GetWordAtPosition(int pos) {
|
||
int start,end;
|
||
GetBoundsOfWordAtPosition(pos,start,end);
|
||
return GetText().Mid(start,end-start+1);
|
||
}
|
||
|
||
|
||
///////////////////////////////
|
||
// Split line preserving times
|
||
void SubsTextEditCtrl::OnSplitLinePreserve (wxCommandEvent &event) {
|
||
int from,to;
|
||
GetSelection(&from, &to);
|
||
control->grid->SplitLine(control->linen,from,0);
|
||
}
|
||
|
||
|
||
///////////////////////////////
|
||
// Split line estimating times
|
||
void SubsTextEditCtrl::OnSplitLineEstimate (wxCommandEvent &event) {
|
||
int from,to;
|
||
GetSelection(&from, &to);
|
||
control->grid->SplitLine(control->linen,from,1);
|
||
}
|
||
|
||
|
||
///////
|
||
// Cut
|
||
void SubsTextEditCtrl::OnCut(wxCommandEvent &event) {
|
||
Cut();
|
||
}
|
||
|
||
|
||
////////
|
||
// Copy
|
||
void SubsTextEditCtrl::OnCopy(wxCommandEvent &event) {
|
||
Copy();
|
||
}
|
||
|
||
|
||
/////////
|
||
// Paste
|
||
void SubsTextEditCtrl::OnPaste(wxCommandEvent &event) {
|
||
Paste();
|
||
}
|
||
|
||
|
||
////////
|
||
// Undo
|
||
void SubsTextEditCtrl::OnUndo(wxCommandEvent &event) {
|
||
Undo();
|
||
}
|
||
|
||
|
||
//////////////
|
||
// Select All
|
||
void SubsTextEditCtrl::OnSelectAll(wxCommandEvent &event) {
|
||
SelectAll();
|
||
}
|
||
|
||
|
||
//////////////////////////
|
||
// Add word to dictionary
|
||
void SubsTextEditCtrl::OnAddToDictionary(wxCommandEvent &event) {
|
||
if (spellchecker) spellchecker->AddWord(currentWord);
|
||
SetFocus();
|
||
}
|
||
|
||
|
||
//////////////////
|
||
// Use suggestion
|
||
void SubsTextEditCtrl::OnUseSuggestion(wxCommandEvent &event) {
|
||
// Get suggestion
|
||
wxString suggestion = sugs[event.GetId()-EDIT_MENU_SUGGESTIONS];
|
||
|
||
// Get boundaries of text being replaced
|
||
int start,end;
|
||
GetBoundsOfWordAtPosition(currentWordPos,start,end);
|
||
|
||
// Replace
|
||
wxString text = GetText();
|
||
SetText(text.Left(MAX(0,start)) + suggestion + text.Mid(end+1));
|
||
|
||
// Set selection
|
||
SetSelection(start,start+suggestion.Length());
|
||
SetFocus();
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////
|
||
// Use thesaurus suggestion
|
||
void SubsTextEditCtrl::OnUseThesaurusSuggestion(wxCommandEvent &event) {
|
||
// Get suggestion
|
||
wxString suggestion = thesSugs[event.GetId()-EDIT_MENU_THESAURUS_SUGS];
|
||
|
||
// Stripe suggestion of parenthesis
|
||
int pos = suggestion.Find(_T("("));
|
||
if (pos != wxNOT_FOUND) {
|
||
suggestion = suggestion.Left(pos-1);
|
||
}
|
||
|
||
// Get boundaries of text being replaced
|
||
int start,end;
|
||
GetBoundsOfWordAtPosition(currentWordPos,start,end);
|
||
|
||
// Replace
|
||
wxString text = GetText();
|
||
SetText(text.Left(MAX(0,start)) + suggestion + text.Mid(end+1));
|
||
|
||
// Set selection
|
||
SetSelection(start,start+suggestion.Length());
|
||
SetFocus();
|
||
}
|