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eeshow/gui.c: show clickable overlay boxes also for parents of current sheet

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This commit is contained in:
Werner Almesberger 2016-08-09 12:55:29 -03:00
parent 629b9356e2
commit bbb375ce26
1 changed files with 46 additions and 16 deletions
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58
eeshow/gui.c
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@ -536,16 +536,50 @@ static void do_revision_overlays(struct gui_ctx *ctx)
}
static void do_sheet_overlays(struct gui_ctx *ctx)
static struct gui_sheet *find_parent_sheet(struct gui_sheet *sheets,
const struct gui_sheet *ref)
{
struct gui_sheet *parent;
const struct sch_obj *obj;
for (parent = sheets; parent; parent = parent->next)
for (obj = parent->sch->objs; obj; obj = obj->next)
if (obj->type == sch_obj_sheet &&
obj->u.sheet.sheet == ref->sch)
return parent;
return NULL;
}
static void sheet_selector_recurse(struct gui_ctx *ctx,
const struct gui_sheet *sheet)
{
const struct gui_sheet *parent;
const char *title;
struct overlay *over;
overlay_remove_all(&ctx->sheet_overlays);
if (ctx->curr_sheet->sch->title) {
parent = find_parent_sheet(ctx->curr_hist->sheets, sheet);
if (parent)
sheet_selector_recurse(ctx, parent);
title = sheet->sch->title;
if (!title)
title = "(unnamed)";
/*
* @@@ dirty hack: instead of jumping to the selected sheet (which
* would require a little more work), we merely go "up". In a flat
* hierarchy with just one level of sub-sheets, that does pretty
* much what one would expect from proper jumping.
*/
over = overlay_add(&ctx->sheet_overlays, &ctx->aois,
NULL, close_subsheet, ctx);
overlay_text(over, "<b>%s</b>", ctx->curr_sheet->sch->title);
}
overlay_text(over, "<b>%s</b>", title);
}
static void do_sheet_overlays(struct gui_ctx *ctx)
{
overlay_remove_all(&ctx->sheet_overlays);
sheet_selector_recurse(ctx, ctx->curr_sheet);
}
@ -567,17 +601,13 @@ static void go_to_sheet(struct gui_ctx *ctx, struct gui_sheet *sheet)
static bool go_up_sheet(struct gui_ctx *ctx)
{
struct gui_sheet *sheet;
const struct sch_obj *obj;
struct gui_sheet *parent;
for (sheet = ctx->curr_hist->sheets; sheet; sheet = sheet->next)
for (obj = sheet->sch->objs; obj; obj = obj->next)
if (obj->type == sch_obj_sheet &&
obj->u.sheet.sheet == ctx->curr_sheet->sch) {
go_to_sheet(ctx, sheet);
return 1;
}
parent = find_parent_sheet(ctx->curr_hist->sheets, ctx->curr_sheet);
if (!parent)
return 0;
go_to_sheet(ctx, parent);
return 1;
}