96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
/**
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* @author Edouard DUPIN
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*
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* @copyright 2010, Edouard DUPIN, all right reserved
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*
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* @license GPL v3 (see license file)
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*/
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#include <appl/TextPluginMultiLineTab.h>
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#include <ewol/context/clipBoard.h>
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#include <appl/Gui/TextViewer.h>
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#undef __class__
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#define __class__ "TextPluginMultiLineTab"
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appl::TextPluginMultiLineTab::TextPluginMultiLineTab(void) {
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m_activateOnEventEntry = true;
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}
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bool appl::TextPluginMultiLineTab::onEventEntry(appl::TextViewer& _textDrawer,
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const ewol::event::Entry& _event) {
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if (isEnable() == false) {
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return false;
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}
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if (_event.getType() != ewol::key::keyboardChar) {
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return false;
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}
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//APPL_DEBUG("KB EVENT : \"" << UTF8_data << "\" size=" << strlen(UTF8_data) << "type=" << (int32_t)typeEvent);
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if (_event.getStatus() != ewol::key::statusDown) {
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return false;
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}
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char32_t localValue = _event.getChar();
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if (localValue != u32char::Tabulation) {
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return false;
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}
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if (_textDrawer.hasTextSelected() == false) {
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return false;
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}
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appl::Buffer::Iterator itStart = _textDrawer.selectStart();
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appl::Buffer::Iterator itStop = _textDrawer.selectStop();
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// get the compleate section of the buffer :
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itStart = _textDrawer.getStartLine(itStart);
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itStop = _textDrawer.getEndLine(itStop);
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// copy the curent data in a classicle string:
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std::string data;
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_textDrawer.copy(data, itStart, itStop);
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// TODO : Change this ...
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bool m_useTabs = true;
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int32_t m_tabDist = 4;
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if (true == _event.getSpecialKey().getShift() ) {
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// un-indent
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data.insert(0, 1, u32char::Return);
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for (int32_t iii=1; iii<data.size(); ++iii) {
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if (data[iii-1] != u32char::Return) {
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continue;
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}
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if(data[iii] == u32char::Tabulation) {
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data.erase(iii, 1);
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} else if(data[iii] == u32char::Space) {
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for (int32_t jjj=0; jjj<m_tabDist && jjj+iii<data.size() ; jjj++) {
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if(data[iii] == u32char::Space) {
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data.erase(iii, 1);
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} else if(data[iii] == u32char::Tabulation) {
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data.erase(iii, 1);
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break;
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} else {
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break;
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}
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}
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}
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}
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data.erase(0, 1);
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} else {
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// indent
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data.insert(0, 1, u32char::Return);
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for (int32_t iii=1; iii<data.size(); iii++) {
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if (data[iii-1] != u32char::Return) {
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continue;
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}
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if (true == _event.getSpecialKey().getCtrl() ) {
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data.insert(iii, 1, u32char::Space);
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} else if (true == m_useTabs) {
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data.insert(iii, 1, u32char::Tabulation);
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} else {
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data.insert(iii, m_tabDist, u32char::Space);
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}
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}
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data.erase(0, 1);
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}
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// Real replace of DATA :
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_textDrawer.replace(data, itStart, itStop);
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_textDrawer.select(itStart, itStart+data.size());
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return true;
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} |