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drw: a valid (non-NULL) Drw and Fnt context must be passed

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don't do these checks on this level. However for resource drw_*_free
we will allow it.
This commit is contained in:
Hiltjo Posthuma
2015-10-20 22:53:55 +02:00
parent 5a20b409c6
commit 1f2226df13
1 changed files with 3 additions and 16 deletions
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19
drw.c
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@@ -82,8 +82,6 @@ drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h
void
drw_resize(Drw *drw, unsigned int w, unsigned int h)
{
if (!drw)
return;
drw->w = w;
drw->h = h;
if (drw->drawable)
@@ -188,8 +186,6 @@ Clr *
drw_clr_create(Drw *drw, const char *clrname)
{
Clr *clr;
if (!drw)
return NULL;
clr = ecalloc(1, sizeof(Clr));
if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
@@ -210,15 +206,13 @@ drw_clr_free(Clr *clr)
void
drw_setscheme(Drw *drw, ClrScheme *scheme)
{
if (!drw)
return;
drw->scheme = scheme;
}
void
drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int empty, int invert)
{
if (!drw || !drw->scheme)
if (!drw->scheme)
return;
XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme->bg->pix : drw->scheme->fg->pix);
if (filled)
@@ -369,8 +363,6 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *tex
void
drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h)
{
if (!drw)
return;
XCopyArea(drw->dpy, drw->drawable, win, drw->gc, x, y, w, h, x, y);
XSync(drw->dpy, False);
}
@@ -380,8 +372,6 @@ drw_font_getexts(Fnt *font, const char *text, unsigned int len, Extnts *tex)
{
XGlyphInfo ext;
if (!font || !text)
return;
XftTextExtentsUtf8(font->dpy, font->xfont, (XftChar8 *)text, len, &ext);
tex->h = font->h;
tex->w = ext.xOff;
@@ -392,9 +382,8 @@ drw_font_getexts_width(Fnt *font, const char *text, unsigned int len)
{
Extnts tex;
if (!font)
return -1;
drw_font_getexts(font, text, len, &tex);
return tex.w;
}
@@ -403,8 +392,6 @@ drw_cur_create(Drw *drw, int shape)
{
Cur *cur;
if (!drw)
return NULL;
cur = ecalloc(1, sizeof(Cur));
cur->cursor = XCreateFontCursor(drw->dpy, shape);
@@ -414,7 +401,7 @@ drw_cur_create(Drw *drw, int shape)
void
drw_cur_free(Drw *drw, Cur *cursor)
{
if (!drw || !cursor)
if (!cursor)
return;
XFreeCursor(drw->dpy, cursor->cursor);
free(cursor);