+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#include <stdlib.h>
#include <stdio.h>
-WM=wmii
+WM ?= wmii
+SYS ?= x11
+CFLAGS ?= -g -Wall -Werror
-SYS=x11
-CC=gcc
-PROG=wmpus
-CFLAGS=-g -Werror -Wall
-LIBS=-Wl,--as-needed -lX11 -lXinerama
-TEST=DISPLAY=:2.0
-
-WIN32?=
-ifdef WIN32
-SYS=win32
-CC=i686-pc-mingw32-gcc
-CFLAGS=-g -Werror -Wall -D_NO_OLDNAMES -DMARGIN=15
-LIBS=
-PROG=wmpus.exe
-TEST=cp -t /t/htdocs/temp
+ifeq ($(SYS),x11)
+CC = gcc
+LIBS += -lX11 -lXinerama
+PROG = wmpus
endif
-test: $(PROG)
- $(TEST) ./$<
-
-debug: $(PROG)
- $(TEST) gdb ./$<
+ifeq ($(SYS),win32)
+CC = i686-pc-mingw32-gcc
+CFLAGS += -D_NO_OLDNAMES -DMARGIN=15
+PROG = wmpus.exe
+endif
$(PROG): main.o util.o sys-$(SYS).o wm-$(WM).o
$(CC) $(CFLAGS) -o $@ $+ $(LIBS)
$(CC) --std=gnu99 $(CFLAGS) -c -o $@ $<
clean:
- rm -f $(PROG) *.o
+ rm -f wmpus *.exe *.o
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
return (ptr_t){-1, -1, wptr.x, wptr.y};
}
-/* Helpers */
+/* Window functions */
static win_t *win_new(HWND hwnd, int checkwin)
{
if (checkwin) {
return DefWindowProc(hwnd, msg, wParam, lParam);
}
-/*****************
- * Sys functions *
- *****************/
+BOOL CALLBACK MonProc(HMONITOR mon, HDC dc, LPRECT rect, LPARAM _screens)
+{
+ MONITORINFO info = {.cbSize=sizeof(MONITORINFO)};
+ GetMonitorInfo(mon, &info);
+ RECT *work = &info.rcWork;
+
+ list_t **screens = (list_t**)_screens;
+ win_t *screen = new0(win_t);
+ screen->x = work->left;
+ screen->y = work->top;
+ screen->w = work->right - work->left;
+ screen->h = work->bottom - work->top;
+ *screens = list_append(*screens, screen);
+ printf("mon_proc: %d,%d %dx%d\n",
+ screen->x, screen->y, screen->w, screen->h);
+ return TRUE;
+}
+
+/********************
+ * System functions *
+ ********************/
void sys_move(win_t *win, int x, int y, int w, int h)
{
printf("sys_move: %p - %d,%d %dx%d\n", win, x, y, w, h);
printf("sys_focus: %p\n", win);
/* Windows prevents a thread from using SetForegroundInput under
- * certain circumstnaces and instead flashes the windows toolbar icon.
- * Attaching the htread input queues avoids this behavior */
+ * certain circumstances and instead flashes the windows toolbar icon.
+ * Attaching the thread input queues avoids this behavior */
DWORD oldId = GetWindowThreadProcessId(GetForegroundWindow(), NULL);
DWORD newId = GetWindowThreadProcessId(win->sys->hwnd, NULL);
AttachThreadInput(oldId, newId, TRUE);
//printf("sys_unwatch: %p\n", win);
}
-BOOL CALLBACK Mon(HMONITOR mon, HDC dc, LPRECT rect, LPARAM _screens)
-{
- MONITORINFO info = {.cbSize=sizeof(MONITORINFO)};
- GetMonitorInfo(mon, &info);
- RECT *work = &info.rcWork;
-
- list_t **screens = (list_t**)_screens;
- win_t *screen = new0(win_t);
- screen->x = work->left;
- screen->y = work->top;
- screen->w = work->right - work->left;
- screen->h = work->bottom - work->top;
- *screens = list_append(*screens, screen);
- printf("mon_proc: %d,%d %dx%d\n",
- screen->x, screen->y, screen->w, screen->h);
- return TRUE;
-}
-
list_t *sys_info(win_t *win)
{
list_t *screens = NULL;
- EnumDisplayMonitors(NULL, NULL, Mon, (LPARAM)&screens);
+ EnumDisplayMonitors(NULL, NULL, MonProc, (LPARAM)&screens);
return screens;
}
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#include <stdio.h>
#include <stdlib.h>
#include <search.h>
return focus;
}
-/* Helpers */
-static int copy_strut(win_t *to, win_t *from, int scale)
+/* Strut functions
+ * Struts are spaces at the edges of the screen that are used by
+ * toolbars and statusbars such as dzen. */
+static int strut_copy(win_t *to, win_t *from, int scale)
{
int left = from->sys->strut.left;
int right = from->sys->strut.right;
return 1;
}
-static int add_strut(win_t *root, win_t *win)
+static int strut_add(win_t *root, win_t *win)
{
/* Get X11 strut data */
Atom ret_type;
win->sys->strut.top = ((int*)xdata)[2];
win->sys->strut.bottom = ((int*)xdata)[3];
for (list_t *cur = screens; cur; cur = cur->next)
- copy_strut(cur->data, win, 1);
- return copy_strut(root, win, 1);
+ strut_copy(cur->data, win, 1);
+ return strut_copy(root, win, 1);
}
-static int del_strut(win_t *root, win_t *win)
+static int strut_del(win_t *root, win_t *win)
{
for (list_t *cur = screens; cur; cur = cur->next)
- copy_strut(cur->data, win, -1);
- return copy_strut(root, win, -1);
+ strut_copy(cur->data, win, -1);
+ return strut_copy(root, win, -1);
}
/* Window functions */
}
/* Drawing functions */
-unsigned long get_color(Display *dpy, const char *name)
+static unsigned long get_color(Display *dpy, const char *name)
{
XColor color;
int screen = DefaultScreen(dpy);
else if (type == UnmapNotify) {
if ((win = win_find(dpy,ev->xunmap.window,0)) &&
win->sys->state == st_show) {
- if (!del_strut(root, win))
+ if (!strut_del(root, win))
wm_remove(win);
else
wm_update();
.height = cre->height,
});
- /* This seems necessasairy for, but causes flicker
+ /* This seems necessary for, but causes flicker
* there could be a better way to do this */
if ((win = win_find(dpy,ev->xmaprequest.window,0)))
sys_move(win, win->x, win->y, win->w, win->h);
else if (type == MapRequest) {
printf("map_req: %d\n", type);
if ((win = win_find(dpy,ev->xmaprequest.window,1))) {
- if (!add_strut(root, win))
+ if (!strut_add(root, win))
wm_insert(win);
else
wm_update();
return xerrorxlib(dpy, err);
}
-/*****************
- * Sys functions *
- *****************/
+/********************
+ * System functions *
+ ********************/
void sys_move(win_t *win, int x, int y, int w, int h)
{
//printf("sys_move: %p - %d,%d %dx%d\n", win, x, y, w, h);
w = MAX(w-b,1); h = MAX(h-b,1);
XMoveResizeWindow(win->sys->dpy, win->sys->xid, x, y, w, h);
- /* Flush events, so moving window doesn't cuase re-focus
+ /* Flush events, so moving window doesn't cause re-focus
* There's probably a better way to do this */
XEvent ev;
XSync(win->sys->dpy, False);
colors[clr_urgent] = get_color(dpy, "#ff0000");
printf("colors = #%06lx #%06lx #%06lx\n", colors[0], colors[1], colors[2]);
- /* Selec Window Managmenet events */
+ /* Select window management events */
XSelectInput(dpy, xid, SubstructureRedirectMask|SubstructureNotifyMask);
XSetInputFocus(dpy, None, RevertToNone, CurrentTime);
xerrorxlib = XSetErrorHandler(xerror);
&par, &xid, &kids, &nkids))
for(int i = 0; i < nkids; i++) {
win_t *win = win_find(root->sys->dpy, kids[i], 1);
- if (win && win_viewable(win) && !add_strut(root,win))
+ if (win && win_viewable(win) && !strut_add(root,win))
wm_insert(win);
}
wm_update(); // For struts
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Windowing system interface:
+ *
+ * The sys provides input to the window manager. It creates
+ * the main loop and responds to input events from the user,
+ * generally by converting them to a system independent form
+ * and then passing them to the wm.
+ *
+ * The sys also provides the API used by the wm to position
+ * and control windows. */
+
+
+/* Basic window type */
typedef struct win_sys win_sys_t;
typedef struct win_wm win_wm_t;
typedef struct {
win_wm_t *wm;
} win_t;
+/* Generic key codes, also used for some other events
+ * Keys map to their Unicode value */
typedef enum {
- // 'char' = unicode,
- key_alert = '\a', // Bell (alert)
- key_backspace = '\b', // Backspace
- key_formfeed = '\f', // Formfeed
- key_newline = '\n', // New line
- key_return = '\r', // Carriage return
- key_tab = '\t', // Horizontal tab
- key_vtab = '\v', // Vertical tab
- key_singlequote = '\'', // Single quotation mark
- key_doublequote = '\"', // Double quotation mark
- key_backslash = '\\', // Backslash
- key_question = '\?', // Literal question mark
- key_none = 0xF0000, // unused unicode space
+ key_alert = '\a',
+ key_backspace = '\b',
+ key_formfeed = '\f',
+ key_newline = '\n',
+ key_return = '\r',
+ key_tab = '\t',
+ key_vtab = '\v',
+ key_singlequote = '\'',
+ key_doublequote = '\"',
+ key_backslash = '\\',
+ key_question = '\?',
+ key_none = 0xF0000, // unused Unicode space
key_mouse0, key_mouse1, key_mouse2, key_mouse3,
key_mouse4, key_mouse5, key_mouse6, key_mouse7,
key_left, key_right, key_up, key_down,
key_enter, key_leave, key_focus, key_unfocus,
} Key_t;
+/* Key modifiers, up is for button release */
typedef struct {
unsigned char alt : 1;
unsigned char ctrl : 1;
unsigned char shift : 1;
unsigned char win : 1;
unsigned char up : 1;
- unsigned char spare : 3;
} mod_t;
-#define MOD(...) ((mod_t){__VA_ARGS__})
+#define MOD(...) ((mod_t){__VA_ARGS__})
#define mod2int(mod) (*((unsigned char*)&(mod)))
+/* Mouse movement */
typedef struct {
int x, y;
int rx, ry;
} ptr_t;
#define PTR(...) ((ptr_t){__VA_ARGS__})
+/* Window states */
typedef enum {
- st_show,
- st_full,
- st_shade,
- st_icon,
- st_hide,
+ st_show, // show as regular window
+ st_full, // fullscreen/maximized
+ st_shade, // show titlebar only
+ st_icon, // iconified/minimized
+ st_hide, // completely hidden
} state_t;
-void sys_watch(win_t *win, Key_t key, mod_t mod);
-
-void sys_unwatch(win_t *win, Key_t key, mod_t mod);
+/* Move the window to the specified location and set it's
+ * geometry. The position and size include borders and
+ * window decorations. */
void sys_move(win_t *win, int x, int y, int w, int h);
+/* Rise the window above all other windows */
void sys_raise(win_t *win);
+/* Give keyboard focus to the window and update window
+ * decorations. */
void sys_focus(win_t *win);
-void sys_foreach(win_t *win);
-
+/* Set the windows drawing state */
void sys_show(win_t *win, state_t st);
-list_t *sys_info(win_t *win);
+/* Start watching for a key events. The sys subsequently
+ * calls wm_handle_key whenever the event occurs. */
+void sys_watch(win_t *win, Key_t key, mod_t mod);
+
+/* Stop watching a key event */
+void sys_unwatch(win_t *win, Key_t key, mod_t mod);
+
+/* Return a list of windows representing the geometry of the
+ * physical displays attached to the computer. */
+list_t *sys_info(win_t *root);
+/* First call, calls wm_insert for each existing window */
win_t *sys_init(void);
+/* Starts the main loop */
void sys_run(win_t *root);
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include "util.h"
+/* Doubly linked lists */
list_t *list_insert(list_t *next, void *data)
{
list_t *node = new0(list_t);
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Various utility functions */
+
/* Misc macros */
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define countof(x) (sizeof(x)/sizeof((x)[0]))
-/* Constant lenght map functitons */
+/* Constant length map functions */
#define map_getg(map, test) ({ \
int i; \
for (i = 0; i < countof(map) && !(test); i++); \
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#include <stdio.h>
#include <stdlib.h>
split, stack, max, tab
} mode_t;
-
/* Window structure types */
struct win_wm { };
typedef struct {
- win_t *win;
- int height;
+ win_t *win; // the window
+ int height; // win height in _this_ tag
} row_t;
typedef struct {
- list_t *rows; // of row_t
- row_t *row;
- int width;
- mode_t mode;
+ list_t *rows; // of row_t
+ row_t *row; // focused row
+ int width; // column width
+ mode_t mode; // display mode
} col_t;
typedef struct {
- list_t *cols; // of col_t
- col_t *col;
- win_t *geom;
+ list_t *cols; // of col_t
+ col_t *col; // focused col
+ win_t *geom; // display size and position
} dpy_t;
typedef struct {
- list_t *dpys; // of dpy_t
- dpy_t *dpy;
- int name;
+ list_t *dpys; // of dpy_t
+ dpy_t *dpy; // focused dpy
+ int name; // tag name
} tag_t;
typedef struct {
- list_t *tags; // of tag_t
- tag_t *tag;
- win_t *root;
- list_t *screens;
+ list_t *tags; // of tag_t
+ tag_t *tag; // focused tag
+ win_t *root; // root/background window
+ list_t *screens; // display geometry
} wm_t;
-/* Mouse drag data */
-static drag_t move_mode;
-static list_t *move_lrow;
-static list_t *move_lcol;
-static ptr_t move_prev;
-static struct { int v, h; } move_dir;
+#define WIN(node) ((win_t*)(node)->data)
+#define ROW(node) ((row_t*)(node)->data)
+#define COL(node) ((col_t*)(node)->data)
+#define DPY(node) ((dpy_t*)(node)->data)
+#define TAG(node) ((tag_t*)(node)->data)
+
+#define tag_foreach(tag, dpy, col, row, win) \
+ for (list_t *dpy = tag ->dpys; dpy; dpy = dpy->next) \
+ for (list_t *col = DPY(dpy)->cols; col; col = col->next) \
+ for (list_t *row = COL(col)->rows; row; row = row->next) \
+ for (win_t *win = ROW(row)->win; win; win = NULL) \
-/* Window management data */
-static wm_t *wm;
+/* Window management data
+ * wm_* macros represent the currently focused item
+ * _only_ wm_focus protects against NULL pointers */
+static wm_t *wm;
#define wm_win wm->tag->dpy->col->row->win
#define wm_row wm->tag->dpy->col->row
#define wm_col wm->tag->dpy->col
#define wm_tag wm->tag
#define wm_focus (wm_tag && wm_dpy && wm_col && wm_row ? wm_win : NULL)
-#define WIN(l) ((win_t*)(l)->data)
-#define ROW(l) ((row_t*)(l)->data)
-#define COL(l) ((col_t*)(l)->data)
-#define DPY(l) ((dpy_t*)(l)->data)
-#define TAG(l) ((tag_t*)(l)->data)
-
-#define tag_foreach(tag, dpy, col, row, win) \
- for (list_t *dpy = tag ->dpys; dpy; dpy = dpy->next) \
- for (list_t *col = DPY(dpy)->cols; col; col = col->next) \
- for (list_t *row = COL(col)->rows; row; row = row->next) \
- for (win_t *win = ROW(row)->win; win; win = NULL) \
+/* Mouse drag data */
+static drag_t move_mode;
+static list_t *move_lrow;
+static list_t *move_lcol;
+static ptr_t move_prev;
+static struct { int v, h; } move_dir;
-/* Helper functions */
+/********************
+ * Helper functions *
+ ********************/
+/* Search for the target window in a given tag
+ * win may exist in other tags as well */
static int searchl(tag_t *tag, win_t *target,
list_t **_dpy, list_t **_col, list_t **_row)
{
return 0;
}
+/* Set the mode for the windows column in the current tag */
static void set_mode(win_t *win, mode_t mode)
{
col_t *col;
wm_update();
}
+/* Focus the window in the current tag and record
+ * it as the currently focused window */
static void set_focus(win_t *win)
{
if (win == NULL || win == wm->root) {
sys_focus(win);
}
+/* Save mouse start location when moving/resizing windows */
static void set_move(win_t *win, ptr_t ptr, drag_t drag)
{
printf("set_move: %d - %p@%d,%d\n",
if (drag == move || drag == resize) {
searchl(wm_tag, win, NULL, &move_lcol, &move_lrow);
move_prev = ptr;
- int my = win->y + (win->h/2);
- int mx = win->x + (win->w/2);
- move_dir.v = ptr.ry < my ? -1 : +1;
- move_dir.h = ptr.rx < mx ? -1 : +1;
+ int midy = win->y + (win->h/2);
+ int midx = win->x + (win->w/2);
+ move_dir.v = ptr.ry < midy ? -1 : +1;
+ move_dir.h = ptr.rx < midx ? -1 : +1;
}
}
+/* Print a text representation of the window layout
+ * Quite useful for debugging */
static void print_txt(void)
{
for (list_t *ltag = wm->tags; ltag; ltag = ltag->next) {
} } } }
}
+/* Cleanly remove a window from a tag
+ * Determines the new focused row/col
+ * Prunes empty lists */
static void cut_win(tag_t *tag, win_t *win)
{
list_t *ldpy, *lcol, *lrow;
}
}
+/* Insert a window at a given location
+ * The window is added immediately after the
+ * columns currently focused row */
static void put_win(win_t *win, tag_t *tag, dpy_t *dpy, col_t *col)
{
row_t *row = new0(row_t);
}
}
+/* Move a window up, down, left, or right
+ * This handles moving with a column, between
+ * columns, and between multiple monitors. */
static void shift_window(win_t *win, int col, int row)
{
if (!win) return;
return;
dpy_t *dpy = ldpy->data;
if (row != 0) {
+ /* Move with a column, just swap rows */
list_t *src = lrow, *dst = NULL;
if (row < 0) dst = src->prev;
if (row > 0) dst = src->next;
goto update;
}
} else {
+ /* Moving between columns */
int onlyrow = !lrow->prev && !lrow->next;
list_t *src = lcol, *dst = NULL;
if (col < 0) {
if (src->prev) {
+ /* Normal move between columns */
dst = src->prev;
} else if (!onlyrow) {
+ /* Create new column */
dpy->cols = list_insert(dpy->cols, new0(col_t));
dst = src->prev;
} else if (ldpy->prev) {
+ /* Move to next monitor */
dpy = ldpy->prev->data;
dst = list_last(dpy->cols);
} else {
+ /* We, shall, not, be,
+ * we shall not be moved */
return;
}
}
wm_update();
}
+/* Get next/prev item, with wraparound */
static list_t *get_next(list_t *list, int forward)
{
list_t *next = forward ? list->next : list->prev;
}
return next;
}
+
+/* Move keyboard focus in a given direction */
static void shift_focus(int cols, int rows)
{
printf("shift_focus: %+d,%+d\n", cols, rows);
if (rows != 0 && wm_focus) {
+ /* Move focus up/down */
list_t *dpy, *col, *row;
if (!searchl(wm_tag, wm_focus, &dpy, &col, &row))
return;
wm_update();
}
if (cols != 0) {
+ /* Move focus left/right */
list_t *dpy, *col, *row, *ndpy, *ncol = NULL;
if (wm_focus) {
+ /* Currently focused on a window */
if (!searchl(wm_tag, wm_focus, &dpy, &col, &row))
return;
ncol = cols > 0 ? col->next : col->prev;
} else {
+ /* Currently focused on an empty display */
dpy = list_find(wm_tag->dpys, wm_dpy);
}
if (ncol == NULL) {
+ /* Moving focus to a different display */
ndpy = get_next(dpy, cols > 0);
ncol = cols > 0 ? DPY(ndpy)->cols :
list_last(DPY(ndpy)->cols);
}
}
+/* Allocate a new tag */
static tag_t *tag_new(list_t *screens, int name)
{
tag_t *tag = new0(tag_t);
return tag;
}
+/* Search for a tag
+ * If it does not exist it is based on the
+ * display geometry in wm->screens */
static tag_t *tag_find(int name)
{
tag_t *tag = NULL;
return tag;
}
+/* Move the window from the current tag to the new tag
+ * Unlike wmii, only remove the current tag, not all tags */
static void tag_set(win_t *win, int name)
{
printf("tag_set: %p %d\n", win, name);
set_focus(wm_focus);
}
+/* Switch to a different tag */
static void tag_switch(int name)
{
printf("tag_switch: %d\n", name);
wm_tag = tag_find(name);
}
-/* Window management functions */
-void wm_update_dpy(dpy_t *dpy)
+/* Tile all windows in the given display
+ * This performs all the actual window tiling
+ * Currently supports split, stack and maximized modes */
+static void wm_update_dpy(dpy_t *dpy)
{
int x=0, y=0; // Current window top-left position
- int tx=0, ty=0; // Total x/y size
- int mx=0, my=0; // Maximum x/y size (screen size)
- int sy=0; // Size of focused stack window
+ int tx=0, ty=0; // Total size (sum of initial col widths and row heights w/o margin)
+ int mx=0, my=0; // Maximum usable size (screen size minus margins)
+ int sy=0; // Stack size (height of focused stack window)
/* Scale horizontally */
x = dpy->geom->x;
}
}
+/*******************************
+ * Window management functions *
+ *******************************/
void wm_update(void)
{
/* Show/hide tags */
if (tag->data != wm_tag)
sys_show(win, st_hide);
- /* Refrsh the display */
+ /* Refresh the display */
for (list_t *ldpy = wm_tag->dpys; ldpy; ldpy = ldpy->next)
wm_update_dpy(ldpy->data);
if (wm_focus)
wm_update();
print_txt();
}
-
void wm_init(win_t *root)
{
printf("wm_init: %p\n", root);
-void wm_init(win_t *root);
+/*
+ * Copyright (C) 2011 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Window manager interface:
+ *
+ * The window manager receives input events from the system
+ * and responds by using the system to arrange the windows
+ * according to it's layout.
+ *
+ * The window provided to these function is generally the
+ * window with the keyboard or mouse focus. */
+
+/* Refresh the window layout */
+void wm_update(void);
+/* Called for each watched key press.
+ * This is currently used for some other events such
+ * as focus-in and focus-out as well. */
int wm_handle_key(win_t *win, Key_t key, mod_t mod, ptr_t ptr);
+/* Called for each mouse movement */
int wm_handle_ptr(win_t *win, ptr_t ptr);
+/* Begin managing a window, called for each new window */
void wm_insert(win_t *win);
+/* Stop managing a window and free data */
void wm_remove(win_t *win);
-void wm_update(void);
+/* First call, sets up key bindings, etc */
+void wm_init(win_t *root);