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textbox: stop parsing text on each draw 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2008-08-14 00:06:38 +02:00
parent 6ae0d554a8
commit 5ad9b2025c
1 changed files with 20 additions and 15 deletions
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35
widgets/textbox.c
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@ -33,6 +33,10 @@ typedef struct
size_t len;
/** Textbox width */
int width;
/** Extents */
int extents;
/** Draw parser data */
draw_parser_data_t pdata;
} textbox_data_t;
/** Draw a textbox widget.
@ -53,7 +57,6 @@ textbox_draw(draw_context_t *ctx, int screen __attribute__ ((unused)),
awesome_type_t type)
{
textbox_data_t *d = w->widget->data;
draw_parser_data_t pdata, *pdata_arg = NULL;
w->area.height = ctx->height;
@ -63,17 +66,11 @@ textbox_draw(draw_context_t *ctx, int screen __attribute__ ((unused)),
w->area.width = ctx->width - used;
else
{
draw_parser_data_init(&pdata);
pdata_arg = &pdata;
w->area.width = draw_text_extents(ctx->connection, ctx->phys_screen,
globalconf.font, d->text, d->len, &pdata).width;
w->area.width = MIN(d->extents, ctx->width - used);
if(w->area.width > ctx->width - used)
w->area.width = ctx->width - used;
if(pdata.bg_image)
if(d->pdata.bg_image)
w->area.width = MAX(w->area.width,
pdata.bg_resize ? ((double) pdata.bg_image->width / (double) pdata.bg_image->height) * w->area.height : pdata.bg_image->width);
d->pdata.bg_resize ? ((double) d->pdata.bg_image->width / (double) d->pdata.bg_image->height) * w->area.height : d->pdata.bg_image->width);
}
w->area.x = widget_calculate_offset(ctx->width,
@ -82,9 +79,7 @@ textbox_draw(draw_context_t *ctx, int screen __attribute__ ((unused)),
w->widget->align);
w->area.y = 0;
draw_text(ctx, globalconf.font, w->area, d->text, d->len, pdata_arg);
if (pdata_arg)
draw_parser_data_wipe(pdata_arg);
draw_text(ctx, globalconf.font, w->area, d->text, d->len, &d->pdata);
return w->area.width;
}
@ -96,6 +91,7 @@ static void
textbox_destructor(widget_t *w)
{
textbox_data_t *d = w->data;
draw_parser_data_wipe(&d->pdata);
p_delete(&d->text);
p_delete(&d);
}
@ -148,10 +144,19 @@ luaA_textbox_newindex(lua_State *L, awesome_token_t token)
if(lua_isnil(L, 3)
|| (buf = luaL_checklstring(L, 3, &len)))
{
/* delete */
draw_parser_data_wipe(&d->pdata);
p_delete(&d->text);
if(buf)
a_iso2utf8(&d->text, buf, len);
/* re-init */
d->len = len;
if(buf)
{
a_iso2utf8(&d->text, buf, len);
draw_parser_data_init(&d->pdata);
d->extents = draw_text_extents(globalconf.connection, globalconf.default_screen,
globalconf.font, d->text, d->len, &d->pdata).width;
}
}
break;
case A_TK_WIDTH: