Move TextLabel into its own file
1 files changed, 95 insertions, 0 deletions
diff --git a/src/ui/TextLabel.cpp b/src/ui/TextLabel.cpp
new file mode 100644
index 00000000..85267674
--- /dev/null
+++ b/src/ui/TextLabel.cpp
@@ -0,0 +1,95 @@
+#include "ui/TextLabel.h"
+
+#include <QAbstractTextDocumentLayout>
+#include <QDesktopServices>
+#include <QEvent>
+#include <QWheelEvent>
+
+#include "Utils.h"
+
+TextLabel::TextLabel(QWidget *parent)
+ : TextLabel(QString(), parent)
+{}
+
+TextLabel::TextLabel(const QString &text, QWidget *parent)
+ : QTextBrowser(parent)
+{
+ document()->setDefaultStyleSheet(QString("a {color: %1; }").arg(utils::linkColor()));
+
+ setText(text);
+ setOpenExternalLinks(true);
+
+ // Make it look and feel like an ordinary label.
+ setReadOnly(true);
+ setFrameStyle(QFrame::NoFrame);
+ QPalette pal = palette();
+ pal.setColor(QPalette::Base, Qt::transparent);
+ setPalette(pal);
+
+ // Wrap anywhere but prefer words, adjust minimum height on the fly.
+ setLineWrapMode(QTextEdit::WidgetWidth);
+ setWordWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
+ connect(document()->documentLayout(),
+ &QAbstractTextDocumentLayout::documentSizeChanged,
+ this,
+ &TextLabel::adjustHeight);
+ document()->setDocumentMargin(0);
+
+ setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
+ setFixedHeight(0);
+
+ connect(this, &TextLabel::linkActivated, this, &TextLabel::handleLinkActivation);
+}
+
+void
+TextLabel::focusOutEvent(QFocusEvent *e)
+{
+ QTextBrowser::focusOutEvent(e);
+
+ QTextCursor cursor = textCursor();
+ cursor.clearSelection();
+ setTextCursor(cursor);
+}
+
+void
+TextLabel::mousePressEvent(QMouseEvent *e)
+{
+ link_ = (e->button() & Qt::LeftButton) ? anchorAt(e->pos()) : QString();
+ QTextBrowser::mousePressEvent(e);
+}
+
+void
+TextLabel::mouseReleaseEvent(QMouseEvent *e)
+{
+ if (e->button() & Qt::LeftButton && !link_.isEmpty() && anchorAt(e->pos()) == link_) {
+ emit linkActivated(link_);
+ return;
+ }
+
+ QTextBrowser::mouseReleaseEvent(e);
+}
+
+void
+TextLabel::wheelEvent(QWheelEvent *event)
+{
+ event->ignore();
+}
+
+void
+TextLabel::handleLinkActivation(const QUrl &url)
+{
+ auto parts = url.toString().split('/');
+ auto defaultHandler = [](const QUrl &url) { QDesktopServices::openUrl(url); };
+
+ if (url.host() != "matrix.to" || parts.isEmpty())
+ return defaultHandler(url);
+
+ try {
+ using namespace mtx::identifiers;
+ parse<User>(parts.last().toStdString());
+ } catch (const std::exception &) {
+ return defaultHandler(url);
+ }
+
+ emit userProfileTriggered(parts.last());
+}
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