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| author | Andrew Hannam <andrewh@inmarket.com.au> | 2016-07-09 17:27:44 +1000 |
|---|---|---|
| committer | Andrew Hannam <andrewh@inmarket.com.au> | 2016-07-09 17:27:44 +1000 |
| commit | ed9b268d5bce5fe6d703bc785034191312782db0 (patch) | |
| tree | 26e87d228db977ea39af36b93e45f38f6ccf51a4 /src | |
| parent | e1c7003fa32c8700b155538f51276d9da3a82ae9 (diff) | |
| parent | 1cd01204800105e55e0b3ffe2ed4c06ea5036d75 (diff) | |
| download | uGFX-ed9b268d5bce5fe6d703bc785034191312782db0.tar.gz uGFX-ed9b268d5bce5fe6d703bc785034191312782db0.tar.bz2 uGFX-ed9b268d5bce5fe6d703bc785034191312782db0.zip | |
Merged in mattbrejza/ugfx/list_toggle_scroll (pull request #23)
Added ability for List to scroll when navigted via toggle
Diffstat (limited to 'src')
| -rw-r--r-- | src/gwin/gwin_list.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/gwin/gwin_list.c b/src/gwin/gwin_list.c index 494d2de9..e73faf15 100644 --- a/src/gwin/gwin_list.c +++ b/src/gwin/gwin_list.c @@ -183,6 +183,9 @@ static void sendListEvent(GWidgetObject *gw, int item) { const gfxQueueASyncItem * qi; const gfxQueueASyncItem * qix; int i; + + coord_t iheight; + iheight = gdispGetFontMetric(gw->g.font, fontHeight) + LST_VERT_PAD; switch (role) { // select down @@ -193,6 +196,12 @@ static void sendListEvent(GWidgetObject *gw, int item) { if (qix) { qi2li->flags &=~ GLIST_FLG_SELECTED; qix2li->flags |= GLIST_FLG_SELECTED; + + //if we need to scroll down + if (((i+2)*iheight - gw2obj->top) > gw->g.height){ + gw2obj->top += iheight; + } + _gwinUpdate(&gw->g); } break; @@ -210,6 +219,14 @@ static void sendListEvent(GWidgetObject *gw, int item) { if (qix) { qi2li->flags &=~ GLIST_FLG_SELECTED; qix2li->flags |= GLIST_FLG_SELECTED; + + //if we need to scroll up + if (((i-1)*iheight) < gw2obj->top){ + gw2obj->top -= iheight; + if (gw2obj->top < 0) + gw2obj->top = 0; + } + _gwinUpdate(&gw->g); } break; |