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Document who's responsible for deletion of widget's image labels.

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ManoloFLTK
2020-06-18 10:21:19 +02:00
parent 87b73723ed
commit 76da518b97
1 changed files with 20 additions and 14 deletions
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FL/Fl_Widget.H
+18 -12
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@@ -497,41 +497,47 @@ public:
*/ */
void labelsize(Fl_Fontsize pix) {label_.size=pix;} void labelsize(Fl_Fontsize pix) {label_.size=pix;}
/** Gets the image that is used as part of the widget label. /** Gets the image that is used as part of the widget label when in the active state.
This image is used when drawing the widget in the active state.
\return the current image \return the current image
*/ */
Fl_Image* image() {return label_.image;} Fl_Image* image() {return label_.image;}
/** Gets the image that is used as part of the widget label when in the active state.
\return the current image
*/
const Fl_Image* image() const {return label_.image;} const Fl_Image* image() const {return label_.image;}
/** Sets the image to use as part of the widget label. /** Sets the image to use as part of the widget label when in the active state.
This image is used when drawing the widget in the active state.
\param[in] img the new image for the label \param[in] img the new image for the label
\note The caller is responsible for making sure \p img is not deleted while it's used by the widget,
and, if appropriate, for deleting it after the widget's deletion.
*/ */
void image(Fl_Image* img) {label_.image=img;} void image(Fl_Image* img) {label_.image=img;}
/** Sets the image to use as part of the widget label. /** Sets the image to use as part of the widget label when in the active state.
This image is used when drawing the widget in the active state.
\param[in] img the new image for the label \param[in] img the new image for the label
\see void image(Fl_Image* img)
*/ */
void image(Fl_Image& img) {label_.image=&img;} void image(Fl_Image& img) {label_.image=&img;}
/** Gets the image that is used as part of the widget label. /** Gets the image that is used as part of the widget label when in the inactive state.
This image is used when drawing the widget in the inactive state.
\return the current image for the deactivated widget \return the current image for the deactivated widget
*/ */
Fl_Image* deimage() {return label_.deimage;} Fl_Image* deimage() {return label_.deimage;}
/** Gets the image that is used as part of the widget label when in the inactive state.
\return the current image for the deactivated widget
*/
const Fl_Image* deimage() const {return label_.deimage;} const Fl_Image* deimage() const {return label_.deimage;}
/** Sets the image to use as part of the widget label. /** Sets the image to use as part of the widget label when in the inactive state.
This image is used when drawing the widget in the inactive state.
\param[in] img the new image for the deactivated widget \param[in] img the new image for the deactivated widget
\note The caller is responsible for making sure \p img is not deleted while it's used by the widget,
and, if appropriate, for deleting it after the widget's deletion.
*/ */
void deimage(Fl_Image* img) {label_.deimage=img;} void deimage(Fl_Image* img) {label_.deimage=img;}
/** Sets the image to use as part of the widget label. /** Sets the image to use as part of the widget label when in the inactive state.
This image is used when drawing the widget in the inactive state.
\param[in] img the new image for the deactivated widget \param[in] img the new image for the deactivated widget
\see void deimage(Fl_Image* img)
*/ */
void deimage(Fl_Image& img) {label_.deimage=&img;} void deimage(Fl_Image& img) {label_.deimage=&img;}