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Improve and simplify touchscreen handling of the quickscreen in absolut mode - and implement handling for the top item.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22637 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2009-09-05 23:32:16 +00:00
parent 9c938a23b9
commit a17d06ccc3
1 changed files with 14 additions and 10 deletions
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24
apps/gui/quickscreen.c
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@ -286,24 +286,28 @@ static bool gui_quickscreen_do_button(struct gui_quickscreen * qs, int button)
return true;
}
#ifdef HAVE_TOUCHSCREEN
/* figure out which button was pressed...
* top is exit, left/right/botton are the respective actions
*/
/* figure out which button was pressed... */
static bool xy_is_within_viewport(int x, int y, const struct viewport *vp)
{
bool is_x = (x > vp->x && x < (vp->x + vp->width));
bool is_y = (y > vp->y && y < (vp->y + vp->height));
return (is_x && is_y);
}
static int quickscreen_touchscreen_button(const struct viewport
vps[QUICKSCREEN_ITEM_COUNT])
{
short x,y;
/* only hitting the text counts, everything else is exit */
if (action_get_touchscreen_press(&x, &y) != BUTTON_REL)
return ACTION_NONE;
if (y < vps[QUICKSCREEN_LEFT].y)
return ACTION_STD_CANCEL;
else if (y > vps[QUICKSCREEN_LEFT].y +
vps[QUICKSCREEN_LEFT].height)
else if (xy_is_within_viewport(x,y,&vps[QUICKSCREEN_TOP]))
return ACTION_QS_TOP;
else if (xy_is_within_viewport(x,y,&vps[QUICKSCREEN_BOTTOM]))
return ACTION_QS_DOWN;
else if (x < vps[QUICKSCREEN_LEFT].x +
vps[QUICKSCREEN_LEFT].width)
else if (xy_is_within_viewport(x,y,&vps[QUICKSCREEN_LEFT]))
return ACTION_QS_LEFT;
else if (x >= vps[QUICKSCREEN_RIGHT].x)
else if (xy_is_within_viewport(x,y,&vps[QUICKSCREEN_RIGHT]))
return ACTION_QS_RIGHT;
return ACTION_STD_CANCEL;
}