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Diffstat (limited to 'src/ui/scrollwidget.c')
-rw-r--r--src/ui/scrollwidget.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/ui/scrollwidget.c b/src/ui/scrollwidget.c
index 55ede426..32b57c69 100644
--- a/src/ui/scrollwidget.c
+++ b/src/ui/scrollwidget.c
@@ -48,6 +48,7 @@ struct Impl_ScrollWidget {
48 iClick click; 48 iClick click;
49 int startThumb; 49 int startThumb;
50 iAnim opacity; 50 iAnim opacity;
51 iBool fadeEnabled;
51 uint32_t fadeStart; 52 uint32_t fadeStart;
52 iBool willCheckFade; 53 iBool willCheckFade;
53}; 54};
@@ -76,6 +77,7 @@ void init_ScrollWidget(iScrollWidget *d) {
76 init_Click(&d->click, d, SDL_BUTTON_LEFT); 77 init_Click(&d->click, d, SDL_BUTTON_LEFT);
77 init_Anim(&d->opacity, minOpacity_()); 78 init_Anim(&d->opacity, minOpacity_());
78 d->willCheckFade = iFalse; 79 d->willCheckFade = iFalse;
80 d->fadeEnabled = iTrue;
79} 81}
80 82
81void deinit_ScrollWidget(iScrollWidget *d) { 83void deinit_ScrollWidget(iScrollWidget *d) {
@@ -108,7 +110,7 @@ static void unfade_ScrollWidget_(iScrollWidget *d, float opacity) {
108 setValue_Anim(&d->opacity, opacity, 66); 110 setValue_Anim(&d->opacity, opacity, 66);
109 addTicker_App(animateOpacity_ScrollWidget_, d); 111 addTicker_App(animateOpacity_ScrollWidget_, d);
110 } 112 }
111 if (!d->willCheckFade) { 113 if (!d->willCheckFade && d->fadeEnabled) {
112 d->willCheckFade = iTrue; 114 d->willCheckFade = iTrue;
113 /* TODO: This causes an inexplicable refresh issue on macOS: the drawing of one frame 115 /* TODO: This causes an inexplicable refresh issue on macOS: the drawing of one frame
114 takes 100ms for some reason (not the current frame but some time after). */ 116 takes 100ms for some reason (not the current frame but some time after). */
@@ -142,6 +144,11 @@ void setThumb_ScrollWidget(iScrollWidget *d, int thumb, int thumbSize) {
142 } 144 }
143} 145}
144 146
147void setFadeEnabled_ScrollWidget(iScrollWidget *d, iBool fadeEnabled) {
148 d->fadeEnabled = fadeEnabled;
149 unfade_ScrollWidget_(d, 1.0f);
150}
151
145static iBool processEvent_ScrollWidget_(iScrollWidget *d, const SDL_Event *ev) { 152static iBool processEvent_ScrollWidget_(iScrollWidget *d, const SDL_Event *ev) {
146 iWidget *w = as_Widget(d); 153 iWidget *w = as_Widget(d);
147 if (isMetricsChange_UserEvent(ev)) { 154 if (isMetricsChange_UserEvent(ev)) {
@@ -156,7 +163,7 @@ static iBool processEvent_ScrollWidget_(iScrollWidget *d, const SDL_Event *ev) {
156 } 163 }
157 } 164 }
158 if (isCommand_UserEvent(ev, "scrollbar.fade")) { 165 if (isCommand_UserEvent(ev, "scrollbar.fade")) {
159 if (d->willCheckFade && SDL_GetTicks() > d->fadeStart) { 166 if (d->fadeEnabled && d->willCheckFade && SDL_GetTicks() > d->fadeStart) {
160 setValue_Anim(&d->opacity, minOpacity_(), 200); 167 setValue_Anim(&d->opacity, minOpacity_(), 200);
161 remove_Periodic(periodic_App(), d); 168 remove_Periodic(periodic_App(), d);
162 d->willCheckFade = iFalse; 169 d->willCheckFade = iFalse;