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added attribute `attach="name1 name2 ..."` for components to designate other objects to be selected with it. Designated objects must have a matching `name=name1` attribute. This allows to create object groups

This commit is contained in:
stefan schippers 2025-02-21 14:31:30 +01:00
parent dc270aa029
commit 3eab6bf2dc
2 changed files with 70 additions and 0 deletions
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5
doc/xschem_man/component_property_syntax.html
View File

@ -138,6 +138,11 @@ name="mchanged_name" model=\"nmos\" w="20u" l="3u" m="10"
<li><kbd>text_layer_&lt;n&gt;</kbd></li>
<p> This attribute sets the layer of symbol text item number <kbd>n</kbd>. This allows
instance based symbol text color customization.</p>
<li><kbd>attach</kbd></li>
<p> An attribute <kbd>attach="x1 g3 p4"</kbd> will "attach" specified objects that have a matching <kbd>name=...</kbd>
attribute. These objects can be any xschem objects, like other elements, wires, rectangles, polygons, texts etc.<br>
Attached objects will be selected when selecting the component with this attribute set.
This allows to create "object groups"</p>
<li><kbd>highlight</kbd></li>
<p>If set to <kbd>true</kbd> the symbol will be highlighted when one of the nets attached to its pins are highlighted.</p>
<li><kbd>net_name</kbd></li>

65
src/select.c
View File

@ -937,6 +937,68 @@ void select_wire(int i,unsigned short select_mode, int fast)
xctx->need_reb_sel_arr=1;
}
static int select_attached_items(int inst, const char *name)
{
int i, c;
int found = 0;
char *attach = NULL;
char *att_save, *att_ptr;
if(!name || !name[0]) return found;
my_strdup2(_ALLOC_ID_, &attach, name);
att_ptr = attach;
while( (name = my_strtok_r(att_ptr, " \n", "\"", 0, &att_save)) ) {
att_ptr = NULL;
for(c = 0; c < cadlayers; c++) {
for(i = 0; i < xctx->rects[c]; i++) {
if(!strcmp(name, get_tok_value(xctx->rect[c][i].prop_ptr, "name", 0))) {
found = 1;
select_box(c, i, SELECTED, 1, 0);
}
}
for(i = 0; i < xctx->lines[c]; i++) {
if(!strcmp(name, get_tok_value(xctx->line[c][i].prop_ptr, "name", 0))) {
found = 1;
select_line(c, i, SELECTED, 1);
}
}
for(i = 0; i < xctx->polygons[c]; i++) {
if(!strcmp(name, get_tok_value(xctx->poly[c][i].prop_ptr, "name", 0))) {
found = 1;
select_polygon(c, i, SELECTED, 1);
}
}
for(i = 0; i < xctx->arcs[c]; i++) {
if(!strcmp(name, get_tok_value(xctx->arc[c][i].prop_ptr, "name", 0))) {
found = 1;
select_arc(c, i, SELECTED, 1);
}
}
}
for(i = 0; i < xctx->wires; i++) {
if(!strcmp(name, get_tok_value(xctx->wire[i].prop_ptr, "name", 0))) {
found = 1;
select_wire(i, SELECTED, 1);
}
}
for(i = 0; i < xctx->texts; i++) {
if(!strcmp(name, get_tok_value(xctx->text[i].prop_ptr, "name", 0))) {
found = 1;
select_text(i, SELECTED, 1);
}
}
for(i = 0; i < xctx->instances; i++) {
if(i != inst && !strcmp(name, xctx->inst[i].instname)) {
found = 1;
select_element(i, SELECTED, 1, 0);
}
}
}
my_free(_ALLOC_ID_, &attach);
return found;
}
/* fast == 1: do not update status line
* fast == 2: do not draw / undraw selected elements
* fast == 3: 1 + 2
@ -991,6 +1053,7 @@ void select_element(int i,unsigned short select_mode, int fast, int override_loc
}
}
}
select_attached_items(i, get_tok_value(xctx->inst[i].prop_ptr, "attach", 0));
xctx->need_reb_sel_arr=1;
}
@ -1688,6 +1751,8 @@ int floaters_from_selected_inst()
}
my_strdup2(_ALLOC_ID_, &xctx->inst[i].prop_ptr,
subst_token(xctx->inst[i].prop_ptr, "hide_texts", "true"));
my_strdup2(_ALLOC_ID_, &xctx->inst[i].prop_ptr,
subst_token(xctx->inst[i].prop_ptr, "attach", xctx->inst[i].instname));
set_inst_flags(&xctx->inst[i]);
for(t = 0; t < sym->texts; t++) {
double txtx0, txty0;