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/***************************************************************************
* copyright : (C) 2003-2022 by Pascal Brachet *
* https://www.xm1math.net/texmaker/ *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* @license GPL-2.0+ <https://spdx.org/licenses/GPL-2.0+.html> *
***************************************************************************/
#include "sourceview.h"
#include <QVBoxLayout>
#include <QFrame>
#include <QTextDocument>
#include <QTextCursor>
#include <QFileDialog>
#include <QTextBlock>
#include <QLineEdit>
#include "geticon.h"
#include "theme.h"
SourceView::SourceView(QWidget *parent,QFont & efont,bool line, QList<QColor> edcolors, QList<QColor> hicolors ) : QWidget(parent)
{
splitter=new MiniSplitter(this);
splitter->setOrientation(Qt::Vertical);
QFrame *framebis=new QFrame(splitter);
framebis->setLineWidth(0);
framebis->setFrameShape(QFrame::NoFrame);
framebis->setFrameShadow(QFrame::Plain);
framebis->setFrameStyle(QFrame::NoFrame);
QVBoxLayout* mainlay = new QVBoxLayout(framebis );
mainlay->setSpacing(0);
mainlay->setContentsMargins(0,0,0,0);
centralToolBar=new QToolBar("ToolBar",framebis);
centralToolBar->setFloatable(false);
centralToolBar->setOrientation(Qt::Horizontal);
centralToolBar->setMovable(false);
centralToolBar->setIconSize(QSize(16,16 ));
centralToolBar->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
centralToolBar->setStyleSheet(Theme::viewportLightStyleSheet);
mainlay->addWidget(centralToolBar);
QAction *Act = new QAction(getIcon(":/images/fileopen.png"), tr("Open"), this);
connect(Act, SIGNAL(triggered()), this, SLOT(fileOpen()));
centralToolBar->addAction(Act);
centralToolBar->addSeparator();
titleLabel=new DropShadowLabel("(read only)",centralToolBar);
titleLabel->setColor(QColor("#BDBFBF"));
titleLabel->setDropShadowColor(QColor("#000000"));
titleLabel->setStyleSheet("QLabel {padding:0 0 0 0; margin:0px; font-weight:bold;}");
centralToolBar->addWidget(titleLabel);
centralToolBar->addSeparator();
Act = new QAction(getIcon(":/images/diff.png"), tr("Check differences"), this);
connect(Act, SIGNAL(triggered()), this, SLOT(checkDiff()));
centralToolBar->addAction(Act);
QFrame *frame=new QFrame(framebis);
frame->setLineWidth(0);
frame->setFrameShape(QFrame::NoFrame);
frame->setFrameShadow(QFrame::Plain);
frame->setFrameStyle(QFrame::NoFrame);
mainlay->addWidget(frame);
lastdocument="";
editor=new LightLatexEditor(frame,efont,edcolors,hicolors,"");
connect(editor, SIGNAL(requestFind()), this, SLOT(showFind()));
connect(editor, SIGNAL(requestGotoLine()), this, SLOT(showGoto()));
m_lineNumberWidget = new LightLineNumberWidget( editor, frame);
m_lineNumberWidget->setFont(efont);
QFontMetrics fm( efont );
#if QT_VERSION < QT_VERSION_CHECK(5, 11, 0)
m_lineNumberWidget->setFixedWidth( fm.width( "00000" ) + 22 );
#else
m_lineNumberWidget->setFixedWidth( fm.horizontalAdvance( "00000" ) + 22 );
#endif
QHBoxLayout* lay = new QHBoxLayout( frame );
lay->setSpacing(0);
lay->setContentsMargins(0,0,0,0);
lay->addWidget( m_lineNumberWidget );
lay->addWidget( editor );
setFocusProxy( editor );
setLineNumberWidgetVisible(line);
Stack=new QStackedWidget(this);
Stack->setLineWidth(0);
Stack->setFrameShape(QFrame::NoFrame);
Stack->setFrameShadow(QFrame::Plain);
findwidget=new LightFindWidget(Stack);
Stack->addWidget(findwidget);
findwidget->SetEditor(editor);
connect(findwidget, SIGNAL( requestHide() ), Stack, SLOT( hide() ) );
connect(findwidget, SIGNAL( requestExtension() ), this, SLOT( showFind() ) );
gotolinewidget=new LightGotoLineWidget(Stack);
Stack->addWidget(gotolinewidget);
gotolinewidget->SetEditor(editor);
connect(gotolinewidget, SIGNAL( requestHide() ), Stack, SLOT( hide() ) );
Stack->hide();
splitter->addWidget(framebis);
splitter->addWidget(Stack);
QVBoxLayout *mainlayout= new QVBoxLayout(this);
mainlayout->setSpacing(0);
mainlayout->setContentsMargins(0,0,0,0);
mainlayout->addWidget(splitter);
setAutoFillBackground( true );
QPalette pal( palette() );
pal.setColor( QPalette::Active, QPalette::WindowText,Theme::grayColor );
pal.setColor( QPalette::Inactive, QPalette::WindowText, Theme::grayColor );
pal.setColor( QPalette::Disabled, QPalette::WindowText, Theme::grayColor );
pal.setColor( QPalette::Active, QPalette::HighlightedText, Theme::grayColor );
pal.setColor( QPalette::Inactive, QPalette::HighlightedText, Theme::grayColor );
pal.setColor( QPalette::Disabled, QPalette::HighlightedText,Theme::grayColor );
pal.setColor( QPalette::Active, QPalette::Base, Theme::grayColor );
pal.setColor( QPalette::Inactive, QPalette::Base, Theme::grayColor );
pal.setColor( QPalette::Disabled, QPalette::Base, Theme::grayColor);
pal.setColor(QPalette::Window, Theme::darkbackgroundColor);
setPalette( pal );
}
SourceView::~SourceView()
{
}
void SourceView::setLineNumberWidgetVisible( bool b )
{
if( b ){
m_lineNumberWidget->show();
} else {
m_lineNumberWidget->hide();
}
}
void SourceView::changeSettings(QFont & new_font,bool line)
{
editor->changeFont(new_font);
m_lineNumberWidget->setFont(new_font);
QFontMetrics fm( new_font );
#if QT_VERSION < QT_VERSION_CHECK(5, 11, 0)
m_lineNumberWidget->setFixedWidth( fm.width( "00000" ) + 32 );
#else
m_lineNumberWidget->setFixedWidth( fm.horizontalAdvance( "00000" ) + 32 );
#endif
setLineNumberWidgetVisible(line);
}
void SourceView::fileOpen()
{
QString currentDir=QDir::homePath();
if (!lastdocument.isEmpty())
{
QFileInfo fi(lastdocument);
if (fi.exists() && fi.isReadable()) currentDir=fi.absolutePath();
}
QString fn = QFileDialog::getOpenFileName(this,tr("Open File"),currentDir,"TeX files (*.tex *.bib *.sty *.cls *.mp *.Rnw *.asy);;All files (*.*)");
if ( fn.isEmpty() ) return;
if (!QFile::exists( fn )) return;
editor->load( fn );
QString fname = QFileInfo( fn ).fileName();
titleLabel->setText(fname+" (read only)");
lastdocument=fn;
}
void SourceView::showFind()
{
QList<int> sizes;
sizes << height()-findwidget->height() << findwidget->height();
splitter->setSizes( sizes );
Stack->setCurrentWidget(findwidget);
Stack->setMaximumHeight(findwidget->minimumSizeHint().height());
Stack->show();
QTextCursor c =editor->textCursor();
if (c.hasSelection()) findwidget->ui.comboFind->lineEdit()->setText(c.selectedText());
findwidget->ui.comboFind->setFocus();
findwidget->ui.comboFind->lineEdit()->selectAll();
}
/*void SourceView::showFindNext()
{
QList<int> sizes;
sizes << height()-findwidget->height() << findwidget->height();
splitter->setSizes( sizes );
Stack->setCurrentWidget(findwidget);
Stack->setMaximumHeight(findwidget->minimumSizeHint().height());
Stack->show();
if (findwidget->ui.comboFind->lineEdit()->text()!="") findwidget->doFind();
}*/
void SourceView::showGoto()
{
QList<int> sizes;
sizes << height()-gotolinewidget->height() << gotolinewidget->height();
splitter->setSizes( sizes );
Stack->setCurrentWidget(gotolinewidget);
Stack->setMaximumHeight(gotolinewidget->minimumSizeHint().height());
Stack->show();
gotolinewidget->ui.spinLine->setFocus();
gotolinewidget->ui.spinLine->setMinimum( 1 );
gotolinewidget->ui.spinLine->setMaximum(editor->numoflines() );
gotolinewidget->ui.spinLine->selectAll();
}
void SourceView::checkDiff()
{
if (!editor->toPlainText().isEmpty()) emit showDiff();
}
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