X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fmainwindow.cpp;h=e79b045945c1b255c18826ce9ee77723adfbd949;hb=93dbad3ed4954c3e0c140c26e867bda219cd683f;hp=fb749f5701724e37be0fffae8d55c3edd3d22a7e;hpb=96dbf014dad1309d4ade9c14a8b46733e2f531c8;p=pulseview.git

diff --git a/pv/mainwindow.cpp b/pv/mainwindow.cpp
index fb749f57..e79b0459 100644
--- a/pv/mainwindow.cpp
+++ b/pv/mainwindow.cpp
@@ -511,6 +511,22 @@ void MainWindow::setup_ui()
 	view_colored_bg_shortcut_ = new QShortcut(QKeySequence(Qt::Key_B), this, SLOT(on_view_colored_bg_shortcut()));
 	view_colored_bg_shortcut_->setAutoRepeat(false);
 
+	zoom_in_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Plus), this, SLOT(on_zoom_in_shortcut_triggered()));
+	zoom_in_shortcut_->setAutoRepeat(false);
+
+	zoom_in_shortcut_2_ = new QShortcut(QKeySequence(Qt::Key_Up), this, SLOT(on_zoom_in_shortcut_triggered()));
+
+	zoom_out_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Minus), this, SLOT(on_zoom_out_shortcut_triggered()));
+	zoom_out_shortcut_->setAutoRepeat(false);
+
+	zoom_out_shortcut_2_ = new QShortcut(QKeySequence(Qt::Key_Down), this, SLOT(on_zoom_out_shortcut_triggered()));
+
+	home_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Home), this, SLOT(on_scroll_to_start_triggered()));
+	home_shortcut_->setAutoRepeat(false);
+
+	end_shortcut_ = new QShortcut(QKeySequence(Qt::Key_End), this, SLOT(on_scroll_to_end_triggered()));
+	end_shortcut_->setAutoRepeat(false);
+
 	// Set up the tab area
 	new_session_button_ = new QToolButton();
 	new_session_button_->setIcon(QIcon::fromTheme("document-new",
@@ -601,6 +617,19 @@ void MainWindow::restore_ui_settings()
 	settings.endGroup();
 }
 
+void MainWindow::zoom_current_view(double steps)
+{
+	shared_ptr<Session> session = get_tab_session(session_selector_.currentIndex());
+
+	if (!session)
+		return;
+
+	shared_ptr<views::ViewBase> v = session.get()->main_view();
+	views::trace::View *tv =
+		qobject_cast<views::trace::View*>(v.get());
+	tv->zoom(steps);
+}
+
 shared_ptr<Session> MainWindow::get_tab_session(int index) const
 {
 	// Find the session that belongs to the tab's main window
@@ -841,7 +870,10 @@ void MainWindow::on_show_decoder_selector(Session *session)
 	// Close dock widget if it's already showing and return
 	for (auto entry : sub_windows_) {
 		QDockWidget* dock = entry.first;
-		if (dynamic_pointer_cast<subwindows::decoder_selector::SubWindow>(entry.second)) {
+		shared_ptr<subwindows::SubWindowBase> decoder_selector =
+			dynamic_pointer_cast<subwindows::decoder_selector::SubWindow>(entry.second);
+
+		if (decoder_selector && (&decoder_selector->session() == session)) {
 			sub_windows_.erase(dock);
 			dock->close();
 			return;
@@ -949,6 +981,39 @@ void MainWindow::on_settingViewShowAnalogMinorGrid_changed(const QVariant new_va
 	}
 }
 
+void MainWindow::on_zoom_out_shortcut_triggered()
+{
+	zoom_current_view(-1);
+}
+
+void MainWindow::on_zoom_in_shortcut_triggered()
+{
+	zoom_current_view(1);
+}
+
+void MainWindow::on_scroll_to_start_triggered()
+{
+	scroll_to_start_or_end(true);
+}
+
+void MainWindow::on_scroll_to_end_triggered()
+{
+	scroll_to_start_or_end(false);
+}
+
+void MainWindow::scroll_to_start_or_end(bool start)
+{
+	shared_ptr<Session> session = get_tab_session(session_selector_.currentIndex());
+
+	if (!session)
+		return;
+
+	shared_ptr<views::ViewBase> v = session.get()->main_view();
+	views::trace::View *tv =
+		qobject_cast<views::trace::View*>(v.get());
+	tv->set_h_offset(start ? 0 : tv->get_h_scrollbar_maximum());
+}
+
 void MainWindow::on_close_current_tab()
 {
 	int tab = session_selector_.currentIndex();