fix: can not scroll view on DSettingDialog by touchscreen

Change-Id: I0a14ea2571feeb16a40be061d7bb60e289b1cf57
linuxdeepin · Jan 2, 2019 · 651dee2 · 651dee2
1 parent 0631278
commit 651dee2
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Showing 2 changed files with 15 additions and 0 deletions.
diff --git a/src/widgets/private/settings/content.cpp b/src/widgets/private/settings/content.cpp
@@ -25,6 +25,7 @@
 #include <QVBoxLayout>
 #include <QCoreApplication>
 #include <QScroller>
+#include <QMouseEvent>
 
 #include <DSettings>
 #include <DSettingsGroup>
@@ -227,4 +228,16 @@ void Content::updateSettings(const QByteArray &translateContext, QPointer<DTK_CO
     });
 }
 
+void Content::mouseMoveEvent(QMouseEvent *event)
+{
+    // 事件来源为 MouseEventSynthesizedByQt 时认为此事件为Touch事件合成而来
+    // 由于支持触屏下对视图的滚动，所以此处接收没有被处理的move事件，防止事件泄露
+    // 到主窗口后触发窗口移动动作
+    if (event->source() == Qt::MouseEventSynthesizedByQt) {
+        event->accept();
+
+        return;
+    }
+}
+
 DWIDGET_END_NAMESPACE
diff --git a/src/widgets/private/settings/content.h b/src/widgets/private/settings/content.h
@@ -47,6 +47,8 @@ public Q_SLOTS:
     void updateSettings(const QByteArray &translateContext, QPointer<DTK_CORE_NAMESPACE::DSettings> settings);
 
 private:
+    void mouseMoveEvent(QMouseEvent *event) override;
+
     QScopedPointer<ContentPrivate> d_ptr;
     Q_DECLARE_PRIVATE_D(qGetPtrHelper(d_ptr), Content)
 };