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Fix some memleaks from GUIButtonImage (#13564)

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* `m_foreground_image` was grabbed, but not dropped in the destructor.
* `m_image` was created with new. It is grabbed by itself and by the env (not only by the env!, so it's an owning ptr). This owning ptr also was never dropped.
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DS 2023-06-06 19:01:32 +02:00 committed by GitHub
parent 1b51ff333a
commit 553dc02deb
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2 changed files with 13 additions and 19 deletions
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25
src/gui/guiButtonImage.cpp
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@ -35,24 +35,18 @@ GUIButtonImage::GUIButtonImage(gui::IGUIEnvironment *environment,
: GUIButton(environment, parent, id, rectangle, tsrc, noclip) : GUIButton(environment, parent, id, rectangle, tsrc, noclip)
{ {
GUIButton::setScaleImage(true); GUIButton::setScaleImage(true);
m_image = new GUIAnimatedImage(environment, this, id, rectangle); m_image = make_irr<GUIAnimatedImage>(environment, this, id, rectangle);
sendToBack(m_image); sendToBack(m_image.get());
} }
void GUIButtonImage::setForegroundImage(video::ITexture *image, void GUIButtonImage::setForegroundImage(irr_ptr<video::ITexture> image,
const core::rect<s32> &middle) const core::rect<s32> &middle)
{ {
if (image == m_foreground_image) if (image == m_foreground_image)
return; return;
if (image != nullptr) m_foreground_image = std::move(image);
image->grab(); m_image->setTexture(m_foreground_image.get());
if (m_foreground_image != nullptr)
m_foreground_image->drop();
m_foreground_image = image;
m_image->setTexture(image);
m_image->setMiddleRect(middle); m_image->setMiddleRect(middle);
} }
@ -67,8 +61,8 @@ void GUIButtonImage::setFromStyle(const StyleSpec &style)
video::ITexture *texture = style.getTexture(StyleSpec::FGIMG, video::ITexture *texture = style.getTexture(StyleSpec::FGIMG,
getTextureSource()); getTextureSource());
setForegroundImage(guiScalingImageButton(driver, texture, setForegroundImage(::grab(guiScalingImageButton(driver, texture,
AbsoluteRect.getWidth(), AbsoluteRect.getHeight()), AbsoluteRect.getWidth(), AbsoluteRect.getHeight())),
style.getRect(StyleSpec::FGIMG_MIDDLE, m_image->getMiddleRect())); style.getRect(StyleSpec::FGIMG_MIDDLE, m_image->getMiddleRect()));
} else { } else {
setForegroundImage(); setForegroundImage();
@ -80,7 +74,7 @@ GUIButtonImage *GUIButtonImage::addButton(IGUIEnvironment *environment,
IGUIElement *parent, s32 id, const wchar_t *text, IGUIElement *parent, s32 id, const wchar_t *text,
const wchar_t *tooltiptext) const wchar_t *tooltiptext)
{ {
GUIButtonImage *button = new GUIButtonImage(environment, auto button = make_irr<GUIButtonImage>(environment,
parent ? parent : environment->getRootGUIElement(), id, rectangle, tsrc); parent ? parent : environment->getRootGUIElement(), id, rectangle, tsrc);
if (text) if (text)
@ -89,6 +83,5 @@ GUIButtonImage *GUIButtonImage::addButton(IGUIEnvironment *environment,
if (tooltiptext) if (tooltiptext)
button->setToolTipText(tooltiptext); button->setToolTipText(tooltiptext);
button->drop(); return button.get();
return button;
} }

7
src/gui/guiButtonImage.h
View File

@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "guiButton.h" #include "guiButton.h"
#include "IGUIButton.h" #include "IGUIButton.h"
#include "guiAnimatedImage.h" #include "guiAnimatedImage.h"
#include "irr_ptr.h"
using namespace irr; using namespace irr;
@ -33,7 +34,7 @@ public:
s32 id, core::rect<s32> rectangle, ISimpleTextureSource *tsrc, s32 id, core::rect<s32> rectangle, ISimpleTextureSource *tsrc,
bool noclip = false); bool noclip = false);
void setForegroundImage(video::ITexture *image = nullptr, void setForegroundImage(irr_ptr<video::ITexture> image = nullptr,
const core::rect<s32> &middle = core::rect<s32>()); const core::rect<s32> &middle = core::rect<s32>());
//! Set element properties from a StyleSpec //! Set element properties from a StyleSpec
@ -46,6 +47,6 @@ public:
const wchar_t *tooltiptext = L""); const wchar_t *tooltiptext = L"");
private: private:
video::ITexture *m_foreground_image = nullptr; irr_ptr<video::ITexture> m_foreground_image;
GUIAnimatedImage *m_image; irr_ptr<GUIAnimatedImage> m_image;
}; };