X-Git-Url: https://jasonwoof.com/gitweb/?p=dwm.git;a=blobdiff_plain;f=dwm.c;h=898b9172a86ce4795adcda8d7589977c74379690;hp=e66ace81b54ee0748b47cc02adfadf25a4e5270d;hb=HEAD;hpb=b1fe46c328a3aea5f18d6a0be14f69e57ee82172

diff --git a/dwm.c b/dwm.c
index e66ace8..898b917 100644
--- a/dwm.c
+++ b/dwm.c
@@ -55,7 +55,8 @@
 #define WIDTH(X)                ((X)->w + 2 * (X)->bw)
 #define HEIGHT(X)               ((X)->h + 2 * (X)->bw)
 #define TAGMASK                 ((1 << LENGTH(tags)) - 1)
-#define TEXTW(X)                (drw_font_getexts_width(drw->font, X, strlen(X)) + drw->font->h)
+#define TEXTW_NOPAD(X)          drw_font_getexts_width(drw->font, X, strlen(X))
+#define TEXTW(X)                (TEXTW_NOPAD(X) + drw->font->h)
 
 /* enums */
 enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
@@ -241,13 +242,14 @@ static int xerrordummy(Display *dpy, XErrorEvent *ee);
 static int xerrorstart(Display *dpy, XErrorEvent *ee);
 static void zoom(const Arg *arg);
 
-/* variables */
-static Bool key_buffering = False;
+// variables
+enum { KeyBufferingOff, KeyBufferingAwaitingWindow, KeyBufferingAwaitingFocus };
+static unsigned int key_buffering = 0;
 static const char broken[] = "broken";
 static char stext[256];
 static int screen;
-static int sw, sh;           /* X display screen geometry width, height */
-static int bh, blw = 0;      /* bar geometry */
+static int sw, sh;  // X display screen geometry width, height
+static int bh;      // bar height
 static int (*xerrorxlib)(Display *, XErrorEvent *);
 static unsigned int numlockmask = 0;
 static void (*handler[LASTEvent]) (XEvent *) = {
@@ -282,6 +284,7 @@ static void window_set_opaque(Client *c);
 static void window_set_translucent(Client *c);
 static void window_set_invisible(Client *c);
 static void window_set_opacity(Client *c, int opacity_index);
+static Client* choose_slave (Client *master, Client *focused);
 static void update_window_opacities(Monitor *m);
 void
 window_set_opacity(Client *c, int opacity_index) {
@@ -309,25 +312,23 @@ window_set_invisible(Client *c) {
 }
 void
 update_window_opacities(Monitor *m) {
-	Client *master, *slave, *c;
-	Bool selection_floating = False;
-	slave = master = nexttiled(m->clients);
-	if (master) slave = nexttiled(master->next);
-	if (m->sel && m->sel != master) {
-		if (nexttiled(m->sel) == m->sel) // if selection is tiled
-			slave = m->sel;
-		else
-			selection_floating = True;
-	}
-	for (c = m->clients; c; c = c->next) {
-		if (ISVISIBLE(c)) {
-			if (c->isfloating || c == m->sel || (selection_floating && (c == master || c == slave))) {
-				window_set_opaque(c);
-			} else if (c == master || c == slave) {
-				window_set_translucent(c);
-			} else {
-				window_set_opaque(c);
-			}
+	Client *master, *slave, *focused, *c;
+	Bool focused_is_floating = False;
+	master = nexttiled(m->clients);
+	focused = (m->sel && ISVISIBLE(m->sel)) ? m->sel : NULL;
+	slave = choose_slave(master, focused);
+	// detect if the focused window is floating (and visible)
+	if (master && focused && focused != slave && focused != master) {
+		if (nexttiled(focused) != focused) {
+			focused_is_floating = True;
+		}
+	}
+	// set opacity of visible floaters, master and slave
+	for (c = nextvisible(m->clients); c; c = nextvisible(c->next)) {
+		if (c->isfloating || c == focused || (focused_is_floating && (c == master || c == slave))) {
+			window_set_opaque(c);
+		} else if (c == master || c == slave) {
+			window_set_translucent(c);
 		}
 	}
 }
@@ -804,17 +805,11 @@ drawbar(Monitor *m) {
 	}
 	x = 0;
 	for(i = 0; i < LENGTH(tags); i++) {
-		w = TEXTW(tags[i]);
+		w = TEXTW_NOPAD(tags[i]);
 		drw_setscheme(drw, m->tagset[m->seltags] & 1 << i ? &scheme[SchemeSel] : &scheme[SchemeNorm]);
-		drw_text(drw, x, 0, w, bh, tags[i], urg & 1 << i);
-		drw_rect(drw, x, 0, w, bh, m == selmon && selmon->sel && selmon->sel->tags & 1 << i,
-		           occ & 1 << i, urg & 1 << i);
+		drw_text_nopad(drw, x, 0, w, bh, tags[i], urg & 1 << i);
 		x += w;
 	}
-	w = blw = TEXTW(m->ltsymbol);
-	drw_setscheme(drw, &scheme[SchemeNorm]);
-	drw_text(drw, x, 0, w, bh, m->ltsymbol, 0);
-	x += w;
 	xx = x;
 	if(m == selmon) { /* status is only drawn on selected monitor */
 		w = TEXTW(stext);
@@ -897,8 +892,7 @@ focus(Client *c) {
 		grabbuttons(c, True);
 		XSetWindowBorder(dpy, c->win, scheme[SchemeSel].border->rgb);
 		setfocus(c);
-	}
-	else {
+	} else {
 		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
 		XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
 	}
@@ -916,6 +910,19 @@ focusin(XEvent *e) { /* there are some broken focus acquiring clients */
 
 	if(selmon->sel && ev->window != selmon->sel->win)
 		setfocus(selmon->sel);
+
+	if(key_buffering == KeyBufferingAwaitingFocus) {
+		key_buffering = KeyBufferingOff;
+		// there's a few ways to release the grab, with different effects (below)
+		// In this example F2 is mapped to kbspawn
+		//     XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
+		//         swallows key presses while F2 is still down.
+		//     XAllowEvents(dpy, ReplayKeyboard, CurrentTime);
+		//         sends the F2 keydown and all the queued events
+		//     XUngrabKeyboard(dpy, CurrentTime);
+		//         sends everything queued and the F2 key_UP_
+		XUngrabKeyboard(dpy, CurrentTime);
+	}
 }
 
 void
@@ -1067,7 +1074,8 @@ grabkeys(void) {
 			if((code = XKeysymToKeycode(dpy, keys[i].keysym)))
 				for(j = 0; j < LENGTH(modifiers); j++)
 					XGrabKey(dpy, code, keys[i].mod | modifiers[j], root,
-					         True, GrabModeAsync,
+					         False, // report keys to focused window too?
+					         GrabModeAsync, // mouse grab mode
 					         keys[i].func == kbspawn ? GrabModeSync : GrabModeAsync);
 	}
 }
@@ -1187,9 +1195,9 @@ manage(Window w, XWindowAttributes *wa) {
 	arrange(c->mon);
 	XMapWindow(dpy, c->win);
 	focus(c);
-	if(key_buffering) {
-		key_buffering = False;
-		XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
+	if(key_buffering == KeyBufferingAwaitingWindow) {
+		// almost there! but wait until we are notified that it has focus
+		key_buffering = KeyBufferingAwaitingFocus;
 	}
 }
 
@@ -1597,8 +1605,8 @@ setfocus(Client *c) {
 	if(!c->neverfocus) {
 		XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
 		XChangeProperty(dpy, root, netatom[NetActiveWindow],
- 		                XA_WINDOW, 32, PropModeReplace,
- 		                (unsigned char *) &(c->win), 1);
+		                XA_WINDOW, 32, PropModeReplace,
+		                (unsigned char *) &(c->win), 1);
 	}
 	sendevent(c, wmatom[WMTakeFocus]);
 }
@@ -1751,7 +1759,7 @@ kbspawn(const Arg *arg) {
 void
 spawn(const Arg *arg) {
 	int tag = 0, i;
-	if(arg->v == termcmd) {
+	if(arg->v == termcmd || arg->v == belltermcmd || arg->v == runcmd) {
 		for(i = 0; i < 32; ++i) {
 			if(selmon->tagset[selmon->seltags] & (1 << i)) {
 				tag = i;
@@ -1759,7 +1767,7 @@ spawn(const Arg *arg) {
 			}
 		}
 		WORKSPACE_NUMBER[17] = workspace_numbers_str[tag][0];
-		WORKSPACE_NUMBER[18] = workspace_numbers_str[tag][1];
+		WORKSPACE_NUMBER[18] = workspace_numbers_str[tag][1]; // 2nd digit or null
 	}
 	if(arg->v == dmenucmd)
 		dmenumon[0] = '0' + selmon->num;
@@ -1821,62 +1829,98 @@ tile(Monitor *m) {
 		}
 }
 
-#define TAB_HEIGHT 19
-#define TAB_PAD     7
+// search forward from start, return the last client before end
+Client*
+prev_tiled (Client *start, Client *end) {
+	Client *w, *n;
+	for (w = start; w && (n = nexttiled(w->next)); w = n) {
+		if (n == end) {
+			return w;
+		}
+	}
+	return NULL;
+}
 
-void
-jason_layout(Monitor *m) {
-	unsigned int i, tiled_count, mw, right_width, tab_counts[2] = {0,0}, cur_tab = 0, *tab_count;
-	int tab_top;
-	Client *c, *vis_slave = 0, *base = 0;
-
-	tab_count = &(tab_counts[0]);
-
-	for(tiled_count = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), tiled_count++) {
-		if (tiled_count == 0) { // master
-			if (c->next) {
-				if (m->sel && (m->sel == c || m->sel->isfloating || !ISVISIBLE(m->sel))) {
-					vis_slave = nexttiled(c->next);
-				} else {
-					vis_slave = m->sel;
-				}
+// return the window to show on the right side
+Client*
+choose_slave (Client *master, Client *focused) {
+	if (!master) {
+		return NULL;
+	}
+	if (focused) {
+		// FIXME put this same algorithm in update_window_opacities
+		if (focused->isfloating) {
+			// show the window just "under" it
+			Client *prev = prev_tiled(master, focused);
+			// fall back to the first slave
+			if (prev && prev != master) {
+				return prev;
+			} else {
+				return nexttiled(master->next);
 			}
 		} else {
-			if (c == vis_slave) {
-				tab_count = &(tab_counts[1]);
+			// focused window is tiled
+			if (focused == master) {
+				// master is focused, show first slave
+				return nexttiled(master->next);
 			} else {
-				(*tab_count) += 1;
+				// focused window is a slave, so show that one
+				return focused;
 			}
 		}
 	}
-	if(tiled_count == 0) {
+	// maybe we get called when there's no focused?
+	return nexttiled(master->next);
+}
+
+#define GUTTER_PX   4
+
+void
+jason_layout(Monitor *m) {
+	Client *c, *master, *slave, *focused, *base = 0;
+	unsigned int master_width, slave_width, slave_left;
+
+	// find master
+	master = nexttiled(m->clients);
+
+	// no master? nothing to do
+	if (!master) {
 		return;
 	}
 
-	if(tiled_count > 1 || (tiled_count == 1 && !nexttiled(m->clients)->screen_hog)) {
-		mw = m->ww * m->mfact;
+	// find focused and slave
+	focused = (m->sel && ISVISIBLE(m->sel)) ? m->sel : NULL;
+	slave = choose_slave(master, focused);
+
+	// calculate window widths
+	if (!slave && master->screen_hog) {
+		master_width = m->ww;
 	} else {
-		mw = m->ww;
-	}
-	right_width = m->ww - mw;
-	tab_count = &(tab_counts[0]);
-	tab_top = m->wy - (m->wh - (2 * (TAB_HEIGHT + TAB_PAD))) + TAB_HEIGHT;
-	for (i = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) {
-		if (i == 0) {
-			resize(c, m->wx, m->wy, mw, m->wh, False, 0);
-		} else {
-			if (c == vis_slave) {
-				resize(c, m->wx + mw, m->wy + TAB_HEIGHT + TAB_PAD, right_width, m->wh - 2 * (TAB_HEIGHT + TAB_PAD), False, base);
-				tab_count = &(tab_counts[1]);
-				tab_top = m->wy + m->wh - TAB_HEIGHT;
-				cur_tab = 0;
-			} else {
-				// this function does not get called when focus changes
-				// resize(c, m->wx + m->ww, m->wy, m->ww - mw, m->wh, False);
-				resize(c, m->wx + mw + right_width * cur_tab / (*tab_count), tab_top, right_width, m->wh - 2 * (TAB_HEIGHT + TAB_PAD), False, base);
-				cur_tab += 1;
-			}
-		}
+		master_width = m->ww * m->mfact - GUTTER_PX / 2;
+	}
+	slave_left = m->ww * m->mfact + GUTTER_PX / 2;
+	slave_width = m->ww * (1 - m->mfact) - GUTTER_PX / 2;
+
+	// resize/reposition master
+	resize(master,
+		m->wx,
+		m->wy,
+		master_width,
+		m->wh,
+		False,
+		0
+	);
+	// resize/reposition slaves
+	base = master; // window to be above in the stacking order
+	for (c = nexttiled(master->next); c; c = nexttiled(c->next)) {
+		resize(c,
+			slave_left,
+			c == slave ? m->wy : m->wy - m->wh,
+			slave_width,
+			m->wh,
+			False,
+			base
+		);
 		base = c;
 	}
 }