X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/439e15d09f6fa9271d3b49ef97194f0c80ebe161..d7e17087ed2fc5eed57efa03e81460e3e41f7238:/client.c?ds=inline

diff --git a/client.c b/client.c
index a5141ea..6777473 100644
--- a/client.c
+++ b/client.c
@@ -3,18 +3,132 @@
  * See LICENSE file for license details.
  */
 
+#include <math.h>
+#include <stdlib.h>
 #include <string.h>
 #include <X11/Xatom.h>
+#include <X11/Xutil.h>
 
-#include "util.h"
 #include "wm.h"
 
+void (*arrange)(void *aux);
+
+void
+max(void *aux)
+{
+	if(!stack)
+		return;
+	stack->x = sx;
+	stack->y = sy;
+	stack->w = sw - 2 * stack->border;
+	stack->h = sh - 2 * stack->border;
+	resize(stack);
+	discard_events(EnterWindowMask);
+}
+
+void
+floating(void *aux)
+{
+	Client *c;
+
+	arrange = floating;
+	for(c = stack; c; c = c->snext)
+		resize(c);
+	discard_events(EnterWindowMask);
+}
+
+void
+grid(void *aux)
+{
+	Client *c;
+	int n, cols, rows, gw, gh, i, j;
+    float rt, fd;
+
+	arrange = grid;
+	if(!clients)
+		return;
+	for(n = 0, c = clients; c; c = c->next, n++);
+	rt = sqrt(n);
+	if(modff(rt, &fd) < 0.5)
+		rows = floor(rt);
+	else
+		rows = ceil(rt);
+	if(rows * rows < n)
+		cols = rows + 1;
+	else
+		cols = rows;
+
+	gw = (sw - 2)  / cols;
+	gh = (sh - 2) / rows;
+
+	for(i = j = 0, c = clients; c; c = c->next) {
+		c->x = i * gw;
+		c->y = j * gh;
+		c->w = gw;
+		c->h = gh;
+		resize(c);
+		if(++i == cols) {
+			j++;
+			i = 0;
+		}
+	}
+	discard_events(EnterWindowMask);
+}
+
+void
+sel(void *aux)
+{
+	const char *arg = aux;
+	Client *c = NULL;
+
+	if(!arg || !stack)
+		return;
+	if(!strncmp(arg, "next", 5))
+		c = stack->snext ? stack->snext : stack;
+	else if(!strncmp(arg, "prev", 5))
+		for(c = stack; c && c->snext; c = c->snext);
+	if(!c)
+		c = stack;
+	craise(c);
+	focus(c);
+}
+
+void
+ckill(void *aux)
+{
+	Client *c = stack;
+
+	if(!c)
+		return;
+	if(c->proto & WM_PROTOCOL_DELWIN)
+		send_message(c->win, wm_atom[WMProtocols], wm_atom[WMDelete]);
+	else
+		XKillClient(dpy, c->win);
+}
+
 static void
-update_client_name(Client *c)
+resize_title(Client *c)
+{
+	int i;
+
+	c->tw = 0;
+	for(i = 0; i < TLast; i++)
+		if(c->tags[i])
+			c->tw += textw(&brush.font, c->tags[i]) + brush.font.height;
+	c->tw += textw(&brush.font, c->name) + brush.font.height;
+	if(c->tw > c->w)
+		c->tw = c->w + 2;
+	c->tx = c->x + c->w - c->tw + 2;
+	c->ty = c->y;
+	XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th);
+}
+
+void
+update_name(Client *c)
 {
 	XTextProperty name;
 	int n;
-	char **list = 0;
+	char **list = NULL;
 
 	name.nitems = 0;
 	c->name[0] = 0;
@@ -34,56 +148,290 @@ update_client_name(Client *c)
 		}
 	}
 	XFree(name.value);
+	resize_title(c);
 }
 
-Client *
-create_client(Window w, XWindowAttributes *wa)
+void
+update_size(Client *c)
 {
-	Client *c;
-	XSetWindowAttributes twa;
+	XSizeHints size;
 	long msize;
+	if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags)
+		size.flags = PSize;
+	c->flags = size.flags;
+	if(c->flags & PBaseSize) {
+		c->basew = size.base_width;
+		c->baseh = size.base_height;
+	}
+	else
+		c->basew = c->baseh = 0;
+	if(c->flags & PResizeInc) {
+		c->incw = size.width_inc;
+		c->inch = size.height_inc;
+	}
+	else
+		c->incw = c->inch = 0;
+	if(c->flags & PMaxSize) {
+		c->maxw = size.max_width;
+		c->maxh = size.max_height;
+	}
+	else
+		c->maxw = c->maxh = 0;
+	if(c->flags & PMinSize) {
+		c->minw = size.min_width;
+		c->minh = size.min_height;
+	}
+	else
+		c->minw = c->minh = 0;
+	if(c->flags & PWinGravity)
+		c->grav = size.win_gravity;
+	else
+		c->grav = NorthWestGravity;
+}
+
+void
+craise(Client *c)
+{
+	XRaiseWindow(dpy, c->win);
+	XRaiseWindow(dpy, c->title);
+}
+
+void
+lower(Client *c)
+{
+	XLowerWindow(dpy, c->title);
+	XLowerWindow(dpy, c->win);
+}
+
+void
+focus(Client *c)
+{
+	Client **l, *old;
+
+	old = stack;
+	for(l = &stack; *l && *l != c; l = &(*l)->snext);
+	if(*l)
+		*l = c->snext;
+	c->snext = stack;
+	stack = c;
+	if(old && old != c) {
+		XMapWindow(dpy, old->title);
+		draw_client(old);
+	}
+	XUnmapWindow(dpy, c->title);
+	draw_client(c);
+	XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
+	XFlush(dpy);
+}
+
+void
+manage(Window w, XWindowAttributes *wa)
+{
+	Client *c, **l;
+	XSetWindowAttributes twa;
 
 	c = emallocz(sizeof(Client));
 	c->win = w;
-	c->r[RFloat].x = wa->x;
-	c->r[RFloat].y = wa->y;
-	c->r[RFloat].width = wa->width;
-	c->r[RFloat].height = wa->height;
-	c->border = wa->border_width;
-	XSetWindowBorderWidth(dpy, c->win, 0);
-	c->proto = win_proto(c->win);
+	c->tx = c->x = wa->x;
+	c->ty = c->y = wa->y;
+	c->tw = c->w = wa->width;
+	c->h = wa->height;
+	c->th = th;
+	c->border = 1;
+	update_size(c);
+	XSetWindowBorderWidth(dpy, c->win, 1);
+	XSetWindowBorder(dpy, c->win, brush.border);
+	XSelectInput(dpy, c->win,
+			StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
 	XGetTransientForHint(dpy, c->win, &c->trans);
-	if(!XGetWMNormalHints(dpy, c->win, &c->size, &msize) || !c->size.flags)
-		c->size.flags = PSize;
-	c->fixedsize =
-		(c->size.flags & PMinSize && c->size.flags & PMaxSize
-		 && c->size.min_width == c->size.max_width
-		 && c->size.min_height == c->size.max_height);
-	XAddToSaveSet(dpy, c->win);
-	update_client_name(c);
 	twa.override_redirect = 1;
 	twa.background_pixmap = ParentRelative;
 	twa.event_mask = ExposureMask;
 
-	c->title = XCreateWindow(dpy, root, c->r[RFloat].x, c->r[RFloat].y,
-			c->r[RFloat].width, barrect.height, 0,
-			DefaultDepth(dpy, screen), CopyFromParent,
+	c->tags[tsel] = tags[tsel];
+	c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
+			0, DefaultDepth(dpy, screen), CopyFromParent,
 			DefaultVisual(dpy, screen),
 			CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
+
+	update_name(c);
+	for(l=&clients; *l; l=&(*l)->next);
+	c->next = *l; /* *l == nil */
+	*l = c;
+	XMapRaised(dpy, c->win);
+	XMapRaised(dpy, c->title);
+	XGrabButton(dpy, Button1, Mod1Mask, c->win, False, ButtonPressMask,
+			GrabModeAsync, GrabModeSync, None, None);
+	XGrabButton(dpy, Button2, Mod1Mask, c->win, False, ButtonPressMask,
+			GrabModeAsync, GrabModeSync, None, None);
+	XGrabButton(dpy, Button3, Mod1Mask, c->win, False, ButtonPressMask,
+			GrabModeAsync, GrabModeSync, None, None);
+	arrange(NULL);
+	focus(c);
+}
+
+void
+gravitate(Client *c, Bool invert)
+{
+	int dx = 0, dy = 0;
+
+	switch(c->grav) {
+	case StaticGravity:
+	case NorthWestGravity:
+	case NorthGravity:
+	case NorthEastGravity:
+		dy = c->border;
+		break;
+	case EastGravity:
+	case CenterGravity:
+	case WestGravity:
+		dy = -(c->h / 2) + c->border;
+		break;
+	case SouthEastGravity:
+	case SouthGravity:
+	case SouthWestGravity:
+		dy = -c->h;
+		break;
+	default:
+		break;
+	}
+
+	switch (c->grav) {
+	case StaticGravity:
+	case NorthWestGravity:
+	case WestGravity:
+	case SouthWestGravity:
+		dx = c->border;
+		break;
+	case NorthGravity:
+	case CenterGravity:
+	case SouthGravity:
+		dx = -(c->w / 2) + c->border;
+		break;
+	case NorthEastGravity:
+	case EastGravity:
+	case SouthEastGravity:
+		dx = -(c->w + c->border);
+		break;
+	default:
+		break;
+	}
+
+	if(invert) {
+		dx = -dx;
+		dy = -dy;
+	}
+	c->x += dx;
+	c->y += dy;
+}
+
+
+void
+resize(Client *c)
+{
+	XConfigureEvent e;
+
+	if(c->incw)
+		c->w -= (c->w - c->basew) % c->incw;
+	if(c->inch)
+		c->h -= (c->h - c->baseh) % c->inch;
+	if(c->minw && c->w < c->minw)
+		c->w = c->minw;
+	if(c->minh && c->h < c->minh)
+		c->h = c->minh;
+	if(c->maxw && c->w > c->maxw)
+		c->w = c->maxw;
+	if(c->maxh && c->h > c->maxh)
+		c->h = c->maxh;
+	resize_title(c);
+	XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
+	e.type = ConfigureNotify;
+	e.event = c->win;
+	e.window = c->win;
+	e.x = c->x;
+	e.y = c->y;
+	e.width = c->w;
+	e.height = c->h;
+	e.border_width = c->border;
+	e.above = None;
+	e.override_redirect = False;
+	XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&e);
 	XFlush(dpy);
+}
 
-#if 0
-	for(t=&client, i=0; *t; t=&(*t)->next, i++);
-	c->next = *t; /* *t == nil */
-	*t = c;
-#endif
-	return c;
+static int
+dummy_error_handler(Display *dsply, XErrorEvent *err)
+{
+	return 0;
 }
 
 void
-manage(Client *c)
+unmanage(Client *c)
 {
-	XMapRaised(dpy, c->win);
-	XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
+	Client **l;
+
+	XGrabServer(dpy);
+	XSetErrorHandler(dummy_error_handler);
+
+	XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+	XDestroyWindow(dpy, c->title);
+
+	for(l=&clients; *l && *l != c; l=&(*l)->next);
+	*l = c->next;
+	for(l=&stack; *l && *l != c; l=&(*l)->snext);
+	*l = c->snext;
+	free(c);
+
+	XFlush(dpy);
+	XSetErrorHandler(error_handler);
+	XUngrabServer(dpy);
+	arrange(NULL);
+	if(stack)
+		focus(stack);
+}
+
+Client *
+gettitle(Window w)
+{
+	Client *c;
+	for(c = clients; c; c = c->next)
+		if(c->title == w)
+			return c;
+	return NULL;
+}
+
+Client *
+getclient(Window w)
+{
+	Client *c;
+	for(c = clients; c; c = c->next)
+		if(c->win == w)
+			return c;
+	return NULL;
+}
+
+void
+draw_client(Client *c)
+{
+	int i;
+	if(c == stack)
+		return;
+
+	brush.x = brush.y = 0;
+	brush.h = c->th;
+
+	brush.w = 0;
+	for(i = 0; i < TLast; i++) {
+		if(c->tags[i]) {
+			brush.x += brush.w;
+			brush.w = textw(&brush.font, c->tags[i]) + brush.font.height;
+			draw(&brush, True, c->tags[i]);
+		}
+	}
+	brush.x += brush.w;
+	brush.w = textw(&brush.font, c->name) + brush.font.height;
+	draw(&brush, True, c->name);
+	XCopyArea(dpy, brush.drawable, c->title, brush.gc,
+			0, 0, c->tw, c->th, 0, 0);
 	XFlush(dpy);
 }