include/vcl/window.hxx | 5 +++++
vcl/inc/window.h | 3 ++-
vcl/source/window/paint.cxx | 4 ++--
vcl/source/window/window.cxx | 11 +++++++++++
4 files changed, 20 insertions(+), 3 deletions(-)
New commits:
commit 0fc56aad09861a6d94246a3fa047fef70c79f8d9
Author: Jan Holesovsky <ke...@collabora.com>
Date: Mon May 18 18:30:44 2015 +0200
rendercontext: Per-widget double-buffering for the cases we know that work.
Uses a variable, not a virtual method, as any change would need a large
re-compile.
Change-Id: I103669b139a82137c5d346ab8c9459483d358f2b
diff --git a/include/vcl/window.hxx b/include/vcl/window.hxx
index f7615e3..c86ecb8 100644
--- a/include/vcl/window.hxx
+++ b/include/vcl/window.hxx
@@ -785,6 +785,11 @@ public:
bool IsDisposed() const;
SystemWindow* GetSystemWindow() const;
+ /// Can the widget derived from this Window do the double-buffering via
RenderContext properly?
+ bool SupportsDoubleBuffering() const;
+ /// Mark this window / widget derived from this window as working with
double-buffering via RenderContext.
+ void SetDoubleBuffering(bool
bDoubleBuffering = true);
+
void EnableAllResize( bool bEnable = true );
void SetBorderStyle( WindowBorderStyle
nBorderStyle );
diff --git a/vcl/inc/window.h b/vcl/inc/window.h
index d73f3e1..48fea9e 100644
--- a/vcl/inc/window.h
+++ b/vcl/inc/window.h
@@ -368,7 +368,8 @@ public:
mbExpand:1,
mbFill:1,
mbSecondary:1,
- mbNonHomogeneous:1;
+ mbNonHomogeneous:1,
+ mbDoubleBuffering:1;
vcl::RenderSettings maRenderSettings;
diff --git a/vcl/source/window/paint.cxx b/vcl/source/window/paint.cxx
index 2ee0dba..4f7f9dd 100644
--- a/vcl/source/window/paint.cxx
+++ b/vcl/source/window/paint.cxx
@@ -124,8 +124,8 @@ void PaintHelper::DoPaint(const vcl::Region* pRegion)
{
m_pWindow->BeginPaint();
- // double-buffering - so far an experimental feature
- if (officecfg::Office::Common::Misc::ExperimentalMode::get())
+ // double-buffering: normally just a selected subset
+ if (m_pWindow->SupportsDoubleBuffering() ||
officecfg::Office::Common::Misc::ExperimentalMode::get())
{
m_pWindow->PushPaintHelper(this, *m_pWindow);
diff --git a/vcl/source/window/window.cxx b/vcl/source/window/window.cxx
index 730cb03..34aa285 100644
--- a/vcl/source/window/window.cxx
+++ b/vcl/source/window/window.cxx
@@ -751,6 +751,7 @@ WindowImpl::WindowImpl( WindowType nType )
mbFill = true;
mbSecondary = false;
mbNonHomogeneous = false;
+ mbDoubleBuffering = false; // when we are not sure,
assume it cannot do double-buffering via RenderContext
}
WindowImpl::~WindowImpl()
@@ -3935,6 +3936,16 @@ vcl::RenderSettings& Window::GetRenderSettings()
return mpWindowImpl->maRenderSettings;
}
+bool Window::SupportsDoubleBuffering() const
+{
+ return mpWindowImpl->mbDoubleBuffering;
+}
+
+void Window::SetDoubleBuffering(bool bDoubleBuffering)
+{
+ mpWindowImpl->mbDoubleBuffering = bDoubleBuffering;
+}
+
} /* namespace vcl */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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