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computing textwidth with the function drawtext

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phillbush 2020-07-29 01:19:45 -03:00
parent cdeaefaaa2
commit 15362de42b
1 changed files with 11 additions and 9 deletions
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20
xmenu.c
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@ -731,12 +731,13 @@ drawitems(struct Menu *menu)
static void static void
setupitems(struct Menu *menu) setupitems(struct Menu *menu)
{ {
XGlyphInfo ext;
struct Item *item; struct Item *item;
int itemwidth;
menu->w = config.width_pixels; menu->w = config.width_pixels;
for (item = menu->list; item != NULL; item = item->next) { for (item = menu->list; item != NULL; item = item->next) {
int itemwidth;
int textwidth;
item->y = menu->h; item->y = menu->h;
if (item->label == NULL) /* height for separator item */ if (item->label == NULL) /* height for separator item */
@ -745,23 +746,24 @@ setupitems(struct Menu *menu)
item->h = config.height_pixels; item->h = config.height_pixels;
menu->h += item->h; menu->h += item->h;
/* get length of item->label rendered in the font */ if (item->label)
XftTextExtentsUtf8(dpy, dc.fonts[0], (XftChar8 *)item->label, textwidth = drawtext(NULL, NULL, 0, 0, item->h, item->label);
item->labellen, &ext); else
textwidth = 0;
/* /*
* set menu width * set menu width
* *
* the item width depends on the size of its label (ext.xOff), * the item width depends on the size of its label (textwidth),
* and it is only used to calculate the width of the menu (which * and it is only used to calculate the width of the menu (which
* is equal to the width of the largest item). * is equal to the width of the largest item).
* *
* the horizontal padding appears 4 times through the width of a * the horizontal padding appears 4 times through the width of a
* item: before and after its icon, and before and after its triangle * item: before and after its icon, and before and after its triangle.
* if the iflag is set (icons are disabled) then the horizontal * if the iflag is set (icons are disabled) then the horizontal
* padding appears before the label and around the triangle. * padding appears 3 times: before the label and around the triangle.
*/ */
itemwidth = ext.xOff + config.triangle_width + config.horzpadding * 3; itemwidth = textwidth + config.triangle_width + config.horzpadding * 3;
itemwidth += (iflag) ? 0 : config.iconsize + config.horzpadding; itemwidth += (iflag) ? 0 : config.iconsize + config.horzpadding;
menu->w = MAX(menu->w, itemwidth); menu->w = MAX(menu->w, itemwidth);
} }