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-rw-r--r--src/gui/widgets/label.cpp18
-rw-r--r--src/gui/widgets/label.h6
2 files changed, 24 insertions, 0 deletions
diff --git a/src/gui/widgets/label.cpp b/src/gui/widgets/label.cpp
index 65e7f86d0..e05a76c5d 100644
--- a/src/gui/widgets/label.cpp
+++ b/src/gui/widgets/label.cpp
@@ -76,6 +76,7 @@ int Label::mInstances = 0;
Label::Label(const Widget2 *const widget) :
Widget(widget),
+ WidgetListener(),
ToolTipListener(),
mCaption(),
mTextChunk(),
@@ -89,6 +90,7 @@ Label::Label(const Widget2 *const widget) :
Label::Label(const Widget2 *const widget,
const std::string &caption) :
Widget(widget),
+ WidgetListener(),
ToolTipListener(),
mCaption(caption),
mTextChunk(),
@@ -107,6 +109,9 @@ Label::Label(const Widget2 *const widget,
Label::~Label()
{
+ if (mWindow)
+ mWindow->removeWidgetListener(this);
+
if (gui)
gui->removeDragged(this);
@@ -253,3 +258,16 @@ void Label::setCaption(const std::string& caption)
mTextChanged = true;
mCaption = caption;
}
+
+void Label::setParent(Widget *widget)
+{
+ if (mWindow)
+ mWindow->addWidgetListener(this);
+ Widget::setParent(widget);
+}
+
+void Label::widgetHidden(const Event &event)
+{
+ mTextChanged = true;
+ mTextChunk.deleteImage();
+}
diff --git a/src/gui/widgets/label.h b/src/gui/widgets/label.h
index 9e82f0a5d..813248da8 100644
--- a/src/gui/widgets/label.h
+++ b/src/gui/widgets/label.h
@@ -70,6 +70,7 @@
#include "gui/widgets/widget.h"
#include "listeners/tooltiplistener.h"
+#include "listeners/widgetlistener.h"
#include "localconsts.h"
@@ -82,6 +83,7 @@ class Skin;
* \ingroup GUI
*/
class Label final : public Widget,
+ public WidgetListener,
public ToolTipListener
{
public:
@@ -156,6 +158,10 @@ class Label final : public Widget,
Graphics::Alignment getAlignment() const
{ return mAlignment; }
+ void setParent(Widget *widget) override final;
+
+ void widgetHidden(const Event &event) override final;
+
static Skin *mSkin;
static int mInstances;