[RFC PATCH 6/7] qv4l2: add hotkey for reset scaling to frame size

[Bård Eirik Winther]

Adds hotkey CTRL + F for both CaptureWin and main Capture menu.
Resets the scaling of CaptureWin to fit frame size.

Signed-off-by: Bård Eirik Winther <bwint...@cisco.com>
---
 utils/qv4l2/capture-win.cpp | 3 +++
 utils/qv4l2/capture-win.h   | 1 +
 utils/qv4l2/qv4l2.cpp       | 1 +
 3 files changed, 5 insertions(+)

diff --git a/utils/qv4l2/capture-win.cpp b/utils/qv4l2/capture-win.cpp
index 4c5dd57..435c19b 100644
--- a/utils/qv4l2/capture-win.cpp
+++ b/utils/qv4l2/capture-win.cpp
@@ -38,6 +38,8 @@ CaptureWin::CaptureWin() :
        setWindowTitle("V4L2 Capture");
        m_hotkeyClose = new QShortcut(Qt::CTRL+Qt::Key_W, this);
        connect(m_hotkeyClose, SIGNAL(activated()), this, SLOT(close()));
+       m_hotkeyScaleReset = new QShortcut(Qt::CTRL+Qt::Key_F, this);
+       connect(m_hotkeyScaleReset, SIGNAL(activated()), this, 
SLOT(resetSize()));
 }
 
 CaptureWin::~CaptureWin()
@@ -48,6 +50,7 @@ CaptureWin::~CaptureWin()
        layout()->removeWidget(this);
        delete layout();
        delete m_hotkeyClose;
+       delete m_hotkeyScaleReset;
 }
 
 void CaptureWin::buildWindow(QWidget *videoSurface)
diff --git a/utils/qv4l2/capture-win.h b/utils/qv4l2/capture-win.h
index eea0335..1bfb1e1 100644
--- a/utils/qv4l2/capture-win.h
+++ b/utils/qv4l2/capture-win.h
@@ -104,6 +104,7 @@ signals:
 
 private:
        QShortcut *m_hotkeyClose;
+       QShortcut *m_hotkeyScaleReset;
        int m_curWidth;
        int m_curHeight;
 };
diff --git a/utils/qv4l2/qv4l2.cpp b/utils/qv4l2/qv4l2.cpp
index 6b64892..92a415f 100644
--- a/utils/qv4l2/qv4l2.cpp
+++ b/utils/qv4l2/qv4l2.cpp
@@ -144,6 +144,7 @@ ApplicationWindow::ApplicationWindow() :
        connect(m_scalingAct, SIGNAL(toggled(bool)), this, 
SLOT(enableScaling(bool)));
        m_resetScalingAct = new QAction("Resize to Frame Size", this);
        m_resetScalingAct->setStatusTip("Resizes the capture window to match 
frame size");
+       m_resetScalingAct->setShortcut(Qt::CTRL+Qt::Key_F);
 
        QMenu *captureMenu = menuBar()->addMenu("&Capture");
        captureMenu->addAction(m_capStartAct);
-- 
1.8.3.2

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