include/vcl/weld.hxx | 6 +++-
vcl/source/app/salvtables.cxx | 7 +++--
vcl/unx/gtk3/gtk3gtkinst.cxx | 56 +++++++++++++++++++++++++++++++++++++++---
3 files changed, 61 insertions(+), 8 deletions(-)
New commits:
commit 54c2637c1c9b526ffd9423e2d8e431474b535276
Author: Caolán McNamara <caol...@redhat.com>
Date: Fri Mar 23 14:53:02 2018 +0000
provide a route to weld accessibility
Change-Id: I92e88a4356cb8e4bd958fd86d33c52f5be82be54
Reviewed-on: https://gerrit.libreoffice.org/51787
Tested-by: Jenkins <c...@libreoffice.org>
Reviewed-by: Caolán McNamara <caol...@redhat.com>
Tested-by: Caolán McNamara <caol...@redhat.com>
diff --git a/include/vcl/weld.hxx b/include/vcl/weld.hxx
index d6234273b703..4a8340e1ed63 100644
--- a/include/vcl/weld.hxx
+++ b/include/vcl/weld.hxx
@@ -17,6 +17,8 @@
#include <vcl/field.hxx>
#include <vcl/virdev.hxx>
+typedef css::uno::Reference<css::accessibility::XAccessible> a11yref;
+
namespace weld
{
class Container;
@@ -595,7 +597,9 @@ public:
virtual TextView* weld_text_view(const OString& id, bool bTakeOwnership =
false) = 0;
virtual Expander* weld_expander(const OString& id, bool bTakeOwnership =
false) = 0;
virtual Entry* weld_entry(const OString& id, bool bTakeOwnership = false)
= 0;
- virtual DrawingArea* weld_drawing_area(const OString& id, bool
bTakeOwnership = false) = 0;
+ virtual DrawingArea* weld_drawing_area(const OString& id, const a11yref&
rA11yImpl = nullptr,
+ bool bTakeOwnership = false)
+ = 0;
virtual ~Builder() {}
};
diff --git a/vcl/source/app/salvtables.cxx b/vcl/source/app/salvtables.cxx
index 9cfe42eb9376..9e0b4eb0ce0a 100644
--- a/vcl/source/app/salvtables.cxx
+++ b/vcl/source/app/salvtables.cxx
@@ -1224,10 +1224,11 @@ private:
DECL_LINK(MouseReleaseHdl, const Point&, void);
public:
- SalInstanceDrawingArea(VclDrawingArea* pDrawingArea, bool bTakeOwnership)
+ SalInstanceDrawingArea(VclDrawingArea* pDrawingArea, const a11yref& rAlly,
bool bTakeOwnership)
: SalInstanceWidget(pDrawingArea, bTakeOwnership)
, m_xDrawingArea(pDrawingArea)
{
+ m_xDrawingArea->SetAccessible(rAlly);
m_xDrawingArea->SetPaintHdl(LINK(this, SalInstanceDrawingArea,
PaintHdl));
m_xDrawingArea->SetResizeHdl(LINK(this, SalInstanceDrawingArea,
ResizeHdl));
m_xDrawingArea->SetMousePressHdl(LINK(this, SalInstanceDrawingArea,
MousePressHdl));
@@ -1601,10 +1602,10 @@ public:
return pExpander ? new SalInstanceExpander(pExpander, bTakeOwnership)
: nullptr;
}
- virtual weld::DrawingArea* weld_drawing_area(const OString &id, bool
bTakeOwnership) override
+ virtual weld::DrawingArea* weld_drawing_area(const OString &id, const
a11yref& rA11yImpl, bool bTakeOwnership) override
{
VclDrawingArea* pDrawingArea = m_xBuilder->get<VclDrawingArea>(id);
- return pDrawingArea ? new SalInstanceDrawingArea(pDrawingArea,
bTakeOwnership) : nullptr;
+ return pDrawingArea ? new SalInstanceDrawingArea(pDrawingArea,
rA11yImpl, bTakeOwnership) : nullptr;
}
virtual ~SalInstanceBuilder() override
diff --git a/vcl/unx/gtk3/gtk3gtkinst.cxx b/vcl/unx/gtk3/gtk3gtkinst.cxx
index 947d1cc2f1da..c5ba7be58909 100644
--- a/vcl/unx/gtk3/gtk3gtkinst.cxx
+++ b/vcl/unx/gtk3/gtk3gtkinst.cxx
@@ -8,7 +8,7 @@
*/
#include "../gtk/gtkinst.cxx"
-
+#include "../gtk/a11y/atkwrapper.hxx"
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
@@ -2615,6 +2615,8 @@ class GtkInstanceDrawingArea : public GtkInstanceWidget,
public virtual weld::Dr
{
private:
GtkDrawingArea* m_pDrawingArea;
+ a11yref m_xAccessible;
+ AtkObject *m_pAccessible;
ScopedVclPtrInstance<VirtualDevice> m_xDevice;
std::vector<unsigned char> m_aBuffer;
cairo_surface_t* m_pSurface;
@@ -2699,9 +2701,11 @@ private:
}
public:
- GtkInstanceDrawingArea(GtkDrawingArea* pDrawingArea, bool bTakeOwnership)
+ GtkInstanceDrawingArea(GtkDrawingArea* pDrawingArea, const a11yref& rA11y,
bool bTakeOwnership)
: GtkInstanceWidget(GTK_WIDGET(pDrawingArea), bTakeOwnership)
, m_pDrawingArea(pDrawingArea)
+ , m_xAccessible(rA11y)
+ , m_pAccessible(nullptr)
, m_xDevice(nullptr, Size(1, 1), DeviceFormat::DEFAULT)
, m_pSurface(nullptr)
, m_nDrawSignalId(g_signal_connect(m_pDrawingArea, "draw",
G_CALLBACK(signalDraw), this))
@@ -2710,6 +2714,14 @@ public:
, m_nMotionSignalId(g_signal_connect(m_pDrawingArea,
"motion-notify-event", G_CALLBACK(signalMotion), this))
, m_nButtonReleaseSignalId(g_signal_connect(m_pDrawingArea,
"button-release-event", G_CALLBACK(signalButton), this))
{
+ g_object_set_data(G_OBJECT(m_pDrawingArea),
"g-lo-GtkInstanceDrawingArea", this);
+ }
+
+ AtkObject* GetAtkObject()
+ {
+ if (!m_pAccessible && m_xAccessible.is())
+ m_pAccessible = atk_object_wrapper_new(m_xAccessible);
+ return m_pAccessible;
}
virtual void queue_draw() override
@@ -2724,6 +2736,9 @@ public:
virtual ~GtkInstanceDrawingArea() override
{
+ g_object_steal_data(G_OBJECT(m_pDrawingArea),
"g-lo-GtkInstanceDrawingArea");
+ if (m_pAccessible)
+ g_object_unref(m_pAccessible);
if (m_pSurface)
cairo_surface_destroy(m_pSurface);
g_signal_handler_disconnect(m_pDrawingArea, m_nButtonPressSignalId);
@@ -3107,6 +3122,37 @@ namespace
}
}
+namespace
+{
+
+AtkObject* (*default_drawing_area_get_accessible)(GtkWidget *widget);
+
+AtkObject* drawing_area_get_accessibity(GtkWidget *pWidget)
+{
+ void* pData = g_object_get_data(G_OBJECT(pWidget),
"g-lo-GtkInstanceDrawingArea");
+ GtkInstanceDrawingArea* pDrawingArea =
static_cast<GtkInstanceDrawingArea*>(pData);
+ AtkObject *pAtkObj = pDrawingArea ? pDrawingArea->GetAtkObject() : nullptr;
+ if (pAtkObj)
+ return pAtkObj;
+ return default_drawing_area_get_accessible(pWidget);
+}
+
+void ensure_intercept_drawing_area_accessibility()
+{
+ static bool bDone;
+ if (!bDone)
+ {
+ gpointer pClass = g_type_class_ref(GTK_TYPE_DRAWING_AREA);
+ GtkWidgetClass* pWidgetClass = GTK_WIDGET_CLASS(pClass);
+ default_drawing_area_get_accessible = pWidgetClass->get_accessible;
+ pWidgetClass->get_accessible = drawing_area_get_accessibity;
+ g_type_class_unref(pClass);
+ bDone = true;
+ }
+}
+
+}
+
class GtkInstanceBuilder : public weld::Builder
{
private:
@@ -3120,6 +3166,8 @@ public:
, m_sHelpRoot(rUIFile)
, m_pParentWidget(pParent)
{
+ ensure_intercept_drawing_area_accessibility();
+
OUString aUri(rUIRoot + rUIFile);
OUString aPath;
osl::FileBase::getSystemPathFromFileURL(aUri, aPath);
@@ -3301,13 +3349,13 @@ public:
return new GtkInstanceExpander(pExpander, bTakeOwnership);
}
- virtual weld::DrawingArea* weld_drawing_area(const OString &id, bool
bTakeOwnership) override
+ virtual weld::DrawingArea* weld_drawing_area(const OString &id, const
a11yref& rA11y, bool bTakeOwnership) override
{
GtkDrawingArea* pDrawingArea =
GTK_DRAWING_AREA(gtk_builder_get_object(m_pBuilder, id.getStr()));
if (!pDrawingArea)
return nullptr;
auto_add_parentless_widgets_to_container(GTK_WIDGET(pDrawingArea));
- return new GtkInstanceDrawingArea(pDrawingArea, bTakeOwnership);
+ return new GtkInstanceDrawingArea(pDrawingArea, rA11y, bTakeOwnership);
}
};
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