152 lines
3.9 KiB
C
152 lines
3.9 KiB
C
/* See LICENSE file for copyright and license details. */
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#include "layout.h"
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extern DC dc; /* global draw context */
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extern Client *clients, *sel, *stack; /* global client list and stack */
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/* static */
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static void
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drawtext(Display *disp, const char *text, unsigned long col[ColLast])
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{
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int x, y, w, h;
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static char buf[256];
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unsigned int len, olen;
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XRectangle r = { dc.x, dc.y, dc.w, dc.h };
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XSetForeground(disp, dc.gc, col[ColBG]);
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XFillRectangles(disp, dc.drawable, dc.gc, &r, 1);
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if(!text)
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return;
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w = 0;
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olen = len = a_strlen(text);
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if(len >= sizeof buf)
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len = sizeof buf - 1;
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memcpy(buf, text, len);
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buf[len] = 0;
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h = dc.font.ascent + dc.font.descent;
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y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
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x = dc.x + (h / 2);
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/* shorten text if necessary */
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while(len && (w = textnw(buf, len)) > dc.w - h)
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buf[--len] = 0;
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if(len < olen)
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{
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if(len > 1)
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buf[len - 1] = '.';
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if(len > 2)
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buf[len - 2] = '.';
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if(len > 3)
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buf[len - 3] = '.';
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}
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if(w > dc.w)
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return; /* too long */
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XSetForeground(disp, dc.gc, col[ColFG]);
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if(dc.font.set)
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XmbDrawString(disp, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
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else
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XDrawString(disp, dc.drawable, dc.gc, x, y, buf, len);
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}
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static void
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drawsquare(Bool filled, Bool empty, unsigned long col[ColLast], Display *disp)
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{
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int x;
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XGCValues gcv;
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XRectangle r = { dc.x, dc.y, dc.w, dc.h };
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gcv.foreground = col[ColFG];
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XChangeGC(disp, dc.gc, GCForeground, &gcv);
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x = (dc.font.ascent + dc.font.descent + 2) / 4;
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r.x = dc.x + 1;
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r.y = dc.y + 1;
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if(filled)
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{
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r.width = r.height = x + 1;
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XFillRectangles(disp, dc.drawable, dc.gc, &r, 1);
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}
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else if(empty)
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{
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r.width = r.height = x;
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XDrawRectangles(disp, dc.drawable, dc.gc, &r, 1);
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}
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}
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/** Check if at least a client is tagged with tag number t
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* \param t tag number
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* \return True or False
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*/
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static Bool
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isoccupied(unsigned int t)
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{
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Client *c;
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for(c = clients; c; c = c->next)
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if(c->tags[t])
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return True;
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return False;
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}
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/* extern */
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unsigned int
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textnw(const char *text, unsigned int len)
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{
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XRectangle r;
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if(dc.font.set)
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{
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XmbTextExtents(dc.font.set, text, len, NULL, &r);
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return r.width;
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}
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return XTextWidth(dc.font.xfont, text, len);
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}
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void
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drawstatus(Display *disp, awesome_config * awesomeconf)
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{
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int x, i;
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dc.x = dc.y = 0;
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for(i = 0; i < awesomeconf->ntags; i++)
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{
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dc.w = textw(awesomeconf->tags[i]);
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if(awesomeconf->selected_tags[i])
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{
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drawtext(disp, awesomeconf->tags[i], dc.sel);
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drawsquare(sel && sel->tags[i], isoccupied(i), dc.sel, disp);
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}
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else
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{
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drawtext(disp, awesomeconf->tags[i], dc.norm);
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drawsquare(sel && sel->tags[i], isoccupied(i), dc.norm, disp);
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}
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dc.x += dc.w;
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}
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dc.w = awesomeconf->statusbar.width;
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drawtext(disp, awesomeconf->current_layout->symbol, dc.norm);
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x = dc.x + dc.w;
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dc.w = textw(awesomeconf->statustext);
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dc.x = DisplayWidth(disp, DefaultScreen(disp)) - dc.w;
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if(dc.x < x)
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{
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dc.x = x;
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dc.w = DisplayWidth(disp, DefaultScreen(disp)) - x;
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}
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drawtext(disp, awesomeconf->statustext, dc.norm);
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if((dc.w = dc.x - x) > awesomeconf->statusbar.height)
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{
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dc.x = x;
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if(sel)
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{
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drawtext(disp, sel->name, dc.sel);
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drawsquare(sel->ismax, sel->isfloating, dc.sel, disp);
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}
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else
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drawtext(disp, NULL, dc.norm);
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}
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XCopyArea(disp, dc.drawable, awesomeconf->statusbar.window, dc.gc, 0, 0, DisplayWidth(disp, DefaultScreen(disp)), awesomeconf->statusbar.height, 0, 0);
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XSync(disp, False);
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}
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