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logic: Improved code view performance

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* Don't set stylesheet for every token activation
* Streamlined code area creation steps
* Delay most syntax highlighting until lines become visible
This commit is contained in:
Eberhard Graether
2017-06-05 23:34:20 +02:00
parent 30e6512d71
commit 71b3bdb26b
12 changed files with 217 additions and 123 deletions
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src/lib_gui/qt/element/QtCodeFile.cpp
+12 -6
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@@ -30,6 +30,7 @@ QtCodeFile::QtCodeFile(const FilePath& filePath, QtCodeNavigator* navigator)
m_titleBar = new QPushButton(this);
m_titleBar->setObjectName("title_widget");
m_titleBar->setAttribute(Qt::WA_LayoutUsesWidgetRect); // fixes layouting on Mac
layout->addWidget(m_titleBar);
QHBoxLayout* titleLayout = new QHBoxLayout();
@@ -83,6 +84,8 @@ QtCodeFile::QtCodeFile(const FilePath& filePath, QtCodeNavigator* navigator)
connect(m_maximizeButton, SIGNAL(clicked()), this, SLOT(clickedMaximizeButton()));
m_snippetLayout = new QVBoxLayout();
m_snippetLayout->setContentsMargins(0, 0, 0, 0);
m_snippetLayout->setSpacing(0);
layout->addLayout(m_snippetLayout);
update();
@@ -122,8 +125,7 @@ QtCodeSnippet* QtCodeFile::addCodeSnippet(const CodeSnippetParams& params)
if (params.locationFile->isWhole())
{
snippet->setProperty("isFirst", true);
snippet->setProperty("isLast", true);
snippet->setStyleSheet("#code_snippet { border: none; }");
m_fileSnippet = snippet;
if (!m_snippets.size())
@@ -359,8 +361,10 @@ void QtCodeFile::updateSnippets()
int maxDigits = 1;
for (std::shared_ptr<QtCodeSnippet> snippet : m_snippets)
{
snippet->setProperty("isFirst", false);
snippet->setProperty("isLast", false);
if (snippet != m_snippets.front() && snippet->styleSheet().size())
{
snippet->setStyleSheet("");
}
maxDigits = qMax(maxDigits, snippet->lineNumberDigits());
}
@@ -370,8 +374,10 @@ void QtCodeFile::updateSnippets()
snippet->updateLineNumberAreaWidthForDigits(maxDigits);
}
m_snippets.front()->setProperty("isFirst", true);
m_snippets.back()->setProperty("isLast", true);
if (!m_snippets.front()->styleSheet().size())
{
m_snippets.front()->setStyleSheet("#code_snippet { border: none; }");
}
}
void QtCodeFile::updateTitleBar()