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optimize snapshots fetch

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Change-Id: I56d2f74fdf0564dbfa973471dda979d794079a80
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石博文 2017-05-24 11:32:14 +08:00
parent a993d0454e
commit 32d87ca112
Notes: Deepin Code Review 2017-05-24 11:34:05 +08:00 
Code-Review+2: 石博文 <sbw@sbw.so>
Verified+1: 石博文 <sbw@sbw.so>
Submitted-by: 石博文 <sbw@sbw.so>
Submitted-at: Wed, 24 May 2017 11:34:00 +0800
Reviewed-on: https://cr.deepin.io/23372
Project: dde/dde-dock
Branch: refs/heads/master
5 changed files with 11 additions and 25 deletions
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1
frame/item/appitem.cpp
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@ -505,6 +505,7 @@ void AppItem::showPreview()
// } // }
m_appPreviewTips->setWindowInfos(m_titles); m_appPreviewTips->setWindowInfos(m_titles);
m_appPreviewTips->updateSnapshots();
m_appPreviewTips->updateLayoutDirection(DockPosition); m_appPreviewTips->updateLayoutDirection(DockPosition);
showPopupWindow(m_appPreviewTips, true); showPopupWindow(m_appPreviewTips, true);

6
frame/item/components/_previewcontainer.cpp
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@ -61,6 +61,12 @@ void _PreviewContainer::setWindowInfos(const WindowDict &infos)
} }
} }
void _PreviewContainer::updateSnapshots()
{
for (AppSnapshot *snap : m_snapshots)
snap->fetchSnapshot();
}
void _PreviewContainer::updateLayoutDirection(const Dock::Position dockPos) void _PreviewContainer::updateLayoutDirection(const Dock::Position dockPos)
{ {
if (m_wmHelper->hasComposite() && (dockPos == Dock::Top || dockPos == Dock::Bottom)) if (m_wmHelper->hasComposite() && (dockPos == Dock::Top || dockPos == Dock::Bottom))

1
frame/item/components/_previewcontainer.h
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@ -32,6 +32,7 @@ signals:
public: public:
void setWindowInfos(const WindowDict &infos); void setWindowInfos(const WindowDict &infos);
void updateSnapshots();
public slots: public slots:
void updateLayoutDirection(const Dock::Position dockPos); void updateLayoutDirection(const Dock::Position dockPos);

21
frame/item/components/appsnapshot.cpp
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@ -12,16 +12,9 @@
AppSnapshot::AppSnapshot(const WId wid, QWidget *parent) AppSnapshot::AppSnapshot(const WId wid, QWidget *parent)
: QWidget(parent), : QWidget(parent),
m_wid(wid), m_wid(wid)
m_fetchSnapshotTimer(new QTimer(this))
{ {
m_fetchSnapshotTimer->setSingleShot(true); // QTimer::singleShot(1, this, &AppSnapshot::fetchSnapshot);
m_fetchSnapshotTimer->setInterval(10);
connect(m_fetchSnapshotTimer, &QTimer::timeout, this, &AppSnapshot::fetchSnapshot, Qt::QueuedConnection);
QTimer::singleShot(1, this, &AppSnapshot::fetchSnapshot);
} }
void AppSnapshot::closeWindow() const void AppSnapshot::closeWindow() const
@ -49,9 +42,6 @@ void AppSnapshot::setWindowTitle(const QString &title)
void AppSnapshot::fetchSnapshot() void AppSnapshot::fetchSnapshot()
{ {
if (!isVisible())
return;
const auto display = QX11Info::display(); const auto display = QX11Info::display();
XWindowAttributes attrs; XWindowAttributes attrs;
@ -115,13 +105,6 @@ void AppSnapshot::paintEvent(QPaintEvent *e)
painter.drawImage(offset.x(), offset.y(), im); painter.drawImage(offset.x(), offset.y(), im);
} }
void AppSnapshot::resizeEvent(QResizeEvent *e)
{
QWidget::resizeEvent(e);
m_fetchSnapshotTimer->start();
}
void AppSnapshot::mousePressEvent(QMouseEvent *e) void AppSnapshot::mousePressEvent(QMouseEvent *e)
{ {
QWidget::mousePressEvent(e); QWidget::mousePressEvent(e);

7
frame/item/components/appsnapshot.h
View File

@ -21,16 +21,13 @@ signals:
void clicked(const WId wid) const; void clicked(const WId wid) const;
public slots: public slots:
void fetchSnapshot();
void closeWindow() const; void closeWindow() const;
void setWindowTitle(const QString &title); void setWindowTitle(const QString &title);
private slots:
void fetchSnapshot();
private: private:
void enterEvent(QEvent *e); void enterEvent(QEvent *e);
void paintEvent(QPaintEvent *e); void paintEvent(QPaintEvent *e);
void resizeEvent(QResizeEvent *e);
void mousePressEvent(QMouseEvent *e); void mousePressEvent(QMouseEvent *e);
private: private:
@ -38,8 +35,6 @@ private:
QString m_title; QString m_title;
QImage m_snapshot; QImage m_snapshot;
QTimer *m_fetchSnapshotTimer;
}; };
#endif // APPSNAPSHOT_H #endif // APPSNAPSHOT_H