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Touchscreen fixes:

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* better handling of clicks/taps above the list itself (which results in exiting the current menu)
 * fix 'entering the first item when clicking on the empty space below a list which has less items than a full screen can handle'


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20046 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2009-02-19 16:16:22 +00:00
parent 856fda013e
commit 21ca86646f
1 changed files with 16 additions and 24 deletions
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34
apps/gui/bitmap/list.c
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@ -282,7 +282,6 @@ void list_draw(struct screen *display, struct gui_synclist *list)
display->set_viewport(NULL); display->set_viewport(NULL);
} }
#if defined(HAVE_TOUCHSCREEN) #if defined(HAVE_TOUCHSCREEN)
/* This needs to be fixed if we ever get more than 1 touchscreen on a target. /* This needs to be fixed if we ever get more than 1 touchscreen on a target.
* This also assumes the whole screen is used, which is a bad assumption but * This also assumes the whole screen is used, which is a bad assumption but
@ -354,28 +353,28 @@ unsigned gui_synclist_do_touchscreen(struct gui_synclist * gui_list)
if (y > list_text[screen].y || button & BUTTON_REPEAT) if (y > list_text[screen].y || button & BUTTON_REPEAT)
{ {
int line_height, actual_y; int line_height, actual_y;
static int last_y = 0;
actual_y = y - list_text[screen].y; actual_y = y - list_text[screen].y;
line_height = font_get(gui_list->parent[screen]->font)->height; line_height = font_get(gui_list->parent[screen]->font)->height;
line = actual_y / line_height; line = actual_y / line_height;
if(actual_y%line_height == 0) /* Pressed a border */ /* Pressed below the list*/
if (gui_list->start_item[screen]+line >= gui_list->nb_items)
return ACTION_NONE; return ACTION_NONE;
if (gui_list->start_item[screen]+line > gui_list->nb_items) /* Pressed a border */
{ if(UNLIKELY(actual_y % line_height == 0))
/* Pressed below the list*/
return ACTION_NONE; return ACTION_NONE;
}
last_y = actual_y; if (line != (gui_list->selected_item - gui_list->start_item[screen])
if (line != gui_list->selected_item && button ^ BUTTON_REL)
- gui_list->start_item[screen] && button ^ BUTTON_REL)
{ {
if(button & BUTTON_REPEAT) if(button & BUTTON_REPEAT)
scrolling = true; scrolling = true;
gui_synclist_select_item(gui_list, gui_list->start_item[screen] gui_synclist_select_item(gui_list, gui_list->start_item[screen]
+ line); + line);
return ACTION_REDRAW; return ACTION_REDRAW;
} }
@ -399,7 +398,8 @@ unsigned gui_synclist_do_touchscreen(struct gui_synclist * gui_list)
return ACTION_NONE; return ACTION_NONE;
} }
} }
else if(button == BUTTON_REL) else if(button == BUTTON_REL &&
line == gui_list->selected_item - gui_list->start_item[screen])
{ {
/* Pen was released on either the same line as the previously /* Pen was released on either the same line as the previously
* selected one or an other one * selected one or an other one
@ -410,18 +410,10 @@ unsigned gui_synclist_do_touchscreen(struct gui_synclist * gui_list)
else else
return ACTION_NONE; return ACTION_NONE;
} }
/* Title goes up one level (only on BUTTON_REL&~BUTTON_REPEAT) */ /* Everything above the items is cancel */
else if (y > title_text[screen].y && draw_title(display, gui_list) else if (y < list_text[screen].y && button == BUTTON_REL)
&& button == BUTTON_REL)
{
return ACTION_STD_CANCEL; return ACTION_STD_CANCEL;
} }
/* Title or statusbar is cancel (only on BUTTON_REL&~BUTTON_REPEAT) */
else if (global_settings.statusbar && button == BUTTON_REL)
{
return ACTION_STD_CANCEL;
}
}
return ACTION_NONE; return ACTION_NONE;
} }
#endif #endif