forked from mia/Aegisub
140 lines
4.3 KiB
C++
140 lines
4.3 KiB
C++
// Copyright (c) 2007, 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 "scintilla_text_ctrl.h"
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#include "utils.h"
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///////////////
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// Constructor
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ScintillaTextCtrl::ScintillaTextCtrl(wxWindow* parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& size, long style, const wxValidator& validator, const wxString& name)
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: wxStyledTextCtrl(parent, id, pos, size, 0, value)
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{
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//SetWindowStyle(style);
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}
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//////////////
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// Destructor
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ScintillaTextCtrl::~ScintillaTextCtrl() {
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}
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///////////////////////////////////
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// Get unicode-compatible position
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int ScintillaTextCtrl::GetUnicodePosition(int pos) {
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wxString string = GetText().Left(pos);
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wxCharBuffer buffer = string.mb_str(wxConvUTF8);
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return strlen(buffer);
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}
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///////////////////////////////////////
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// Reverse unicode-compatible position
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int ScintillaTextCtrl::GetReverseUnicodePosition(int pos) {
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// Get UTF8
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wxCharBuffer buffer = GetText().mb_str(wxConvUTF8);
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// Limit position to it
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if (pos > (signed)strlen(buffer)) pos = strlen(buffer);
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// Get UTF8 substring
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char *buf2 = new char[pos+1];
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memcpy(buf2,buffer,pos);
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buf2[pos] = 0;
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// Convert back and return its length
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wxString buf3(buf2,wxConvUTF8);
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delete[] buf2;
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return buf3.Length();
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}
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//////////////////////////////
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// Start unicode-safe styling
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void ScintillaTextCtrl::StartUnicodeStyling(int start,int mask) {
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StartStyling(GetUnicodePosition(start),mask);
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}
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////////////////////////
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// Unicode-safe styling
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void ScintillaTextCtrl::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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int len = strlen(buffer);
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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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// Get boundaries of word at position
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void ScintillaTextCtrl::GetBoundsOfWordAtPosition(int pos,int &_start,int &_end) {
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// Results
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IntPairVector results;
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GetWordBoundaries(GetText(),results);
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// Get boundaries
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int count = results.size();
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for (int i=0;i<count;i++) {
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if (results[i].first <= pos && results[i].second >= pos) {
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_start = results[i].first;
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_end = results[i].second-1;
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return;
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}
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}
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}
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//////////////////////////////////
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// Get word at specified position
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wxString ScintillaTextCtrl::GetWordAtPosition(int pos) {
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int start,end;
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GetBoundsOfWordAtPosition(pos,start,end);
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return GetText().Mid(start,end-start+1);
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}
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////////////////////////////////
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// Set selection, unicode-aware
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void ScintillaTextCtrl::SetSelectionU(int start, int end) {
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SetSelection(GetUnicodePosition(start),GetUnicodePosition(end));
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}
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