[PATCH 1/4] kernel-shark: Fix warnings from deprecated Qt APIs

["Yordan Karadzhov (VMware)" <y.karadz@gmail.com>]

Couple of APIs used by KernelShark have been marked as deprecated
in the recent version of Qt. Fix all compilation warnings caused
by the usage of these deprecated APIs.

Signed-off-by: Yordan Karadzhov (VMware) <y.karadz@gmail.com>
---
 src/KsTraceGraph.cpp |  9 +++++++--
 src/KsWidgetsLib.cpp | 14 +++++++-------
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/KsTraceGraph.cpp b/src/KsTraceGraph.cpp
index fd9cfac..1e976df 100644
--- a/src/KsTraceGraph.cpp
+++ b/src/KsTraceGraph.cpp
@@ -327,13 +327,18 @@ void KsTraceGraph::_setPointerInfo(size_t i)
 	QString aux(lanMakeString(kshark_get_aux_info(e)));
 	QString info(lanMakeString(kshark_get_info(e)));
 	QString comm(lanMakeString(kshark_get_task(e)));
-	QString pointer, elidedText;
+	QString elidedText;
 	int labelWidth;
 	uint64_t sec, usec;
+	char *pointer;
 
 	kshark_convert_nano(e->ts, &sec, &usec);
-	pointer.sprintf("%" PRIu64 ".%06" PRIu64 "", sec, usec);
+	labelWidth = asprintf(&pointer, "%" PRIu64 ".%06" PRIu64 "", sec, usec);
+	if (labelWidth <= 0)
+		return;
+
 	_labelP2.setText(pointer);
+	free(pointer);
 
 	comm.append("-");
 	comm.append(QString("%1").arg(kshark_get_pid(e)));
diff --git a/src/KsWidgetsLib.cpp b/src/KsWidgetsLib.cpp
index 4ec6033..e30bf27 100644
--- a/src/KsWidgetsLib.cpp
+++ b/src/KsWidgetsLib.cpp
@@ -926,9 +926,9 @@ KsCPUCheckBoxWidget::KsCPUCheckBoxWidget(kshark_data_stream *stream, QWidget *pa
 		cpuItem->setText(0, "  ");
 		cpuItem->setText(1, QString("CPU %1").arg(i));
 		cpuItem->setCheckState(0, Qt::Checked);
-		cpuItem->setBackgroundColor(0, QColor(colors[i].r(),
-						      colors[i].g(),
-						      colors[i].b()));
+		cpuItem->setBackground(0, QColor(colors[i].r(),
+						 colors[i].g(),
+						 colors[i].b()));
 		_tree.addTopLevelItem(cpuItem);
 		_id[i] = i;
 		_cb[i] = cpuItem;
@@ -1115,12 +1115,12 @@ KsTasksCheckBoxWidget::KsTasksCheckBoxWidget(kshark_data_stream *stream,
 
 		comItem = new QTableWidgetItem(tr(comm));
 
-		pidItem->setBackgroundColor(QColor(colors[pid].r(),
-						   colors[pid].g(),
-						   colors[pid].b()));
+		pidItem->setBackground(QColor(colors[pid].r(),
+					      colors[pid].g(),
+					      colors[pid].b()));
 
 		if (_id[i] == 0)
-			pidItem->setTextColor(Qt::white);
+			pidItem->setForeground(Qt::white);
 
 		_table.setItem(i, 2, comItem);
 	}
-- 
2.27.0