forked from mia/Aegisub
83 lines
3.2 KiB
C++
83 lines
3.2 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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// Aegisub Project http://www.aegisub.org/
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/// @file scintilla_text_ctrl.cpp
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/// @brief Customised version of wxStyledTextControl used for main edit box
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/// @ingroup custom_control
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///
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#include "config.h"
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#include "scintilla_text_ctrl.h"
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#include "utils.h"
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ScintillaTextCtrl::ScintillaTextCtrl(wxWindow* parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& size, long style)
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: wxStyledTextCtrl(parent, id, pos, size, style, value)
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{
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Bind(wxEVT_MOUSEWHEEL, &ScintillaTextCtrl::OnMouseWheel, this);
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}
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/// @brief Get unicode-compatible position
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int ScintillaTextCtrl::GetUnicodePosition(int pos) {
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return GetText().Left(pos).utf8_str().length();
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}
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/// @brief Reverse unicode-compatible position
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int ScintillaTextCtrl::GetReverseUnicodePosition(int pos) {
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wxCharBuffer buffer = GetTextRaw();
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return wxString::FromUTF8(buffer.data(), std::min<int>(pos, buffer.length())).length();
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}
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/// @brief 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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// Cache the text for styling as GetText is hideously slow
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text = GetText();
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}
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/// @brief 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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int len = text.Mid(start, length).utf8_str().length();
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// Set styling
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SetStyling(len,style);
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}
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/// @brief 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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void ScintillaTextCtrl::OnMouseWheel(wxMouseEvent& evt) {
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if (ForwardMouseWheelEvent(this, evt)) {
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// Skip the event so that wxSTC's default mouse wheel handler is hit
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evt.Skip();
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}
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}
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