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https://github.com/dylanaraps/sowm.git
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catwm: Add mouse support.
This commit is contained in:
Dylan Araps
parent
cc230ed503
commit
0ac53bd8b3
109
catwm.c
109
catwm.c
@ -40,6 +40,7 @@
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#include <sys/wait.h>
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#define TABLENGTH(X) (sizeof(X)/sizeof(*X))
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#define MAX(a, b) ((a) > (b) ? (a) : (b))
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typedef union {
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const char** com;
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@ -56,11 +57,9 @@ struct key {
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typedef struct client client;
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struct client{
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// Prev and next client
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client *next;
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client *prev;
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// The window
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Window win;
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};
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@ -74,9 +73,10 @@ struct desktop{
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// Functions
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static void add_window(Window w);
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static void buttonpress(XEvent *e);
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static void buttonrelease(XEvent *e);
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static void change_desktop(const Arg arg);
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static void client_to_desktop(const Arg arg);
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static void configurenotify(XEvent *e);
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static void configurerequest(XEvent *e);
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static void destroynotify(XEvent *e);
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static void die(const char* e);
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@ -84,6 +84,7 @@ static void grabkeys();
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static void keypress(XEvent *e);
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static void kill_client();
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static void maprequest(XEvent *e);
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static void motionnotify(XEvent *e);
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static void next_win();
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static void remove_window(Window w);
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static void save_desktop(int i);
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@ -92,7 +93,8 @@ static void send_kill_signal(Window w);
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static void setup();
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static void sigchld(int unused);
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static void spawn(const Arg arg);
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static void start();
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static void init();
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static void update_current();
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// Include configuration file (need struct key)
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#include "config.h"
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@ -109,14 +111,18 @@ static int screen;
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static Window root;
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static client *head;
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static client *current;
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static XWindowAttributes attr;
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static XButtonEvent start;
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// Events array
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static void (*events[LASTEvent])(XEvent *e) = {
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[KeyPress] = keypress,
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[MapRequest] = maprequest,
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[DestroyNotify] = destroynotify,
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[ConfigureNotify] = configurenotify,
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[ConfigureRequest] = configurerequest
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[ConfigureRequest] = configurerequest,
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[ButtonPress] = buttonpress,
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[ButtonRelease] = buttonrelease,
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[MotionNotify] = motionnotify
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};
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// Desktop array
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@ -168,13 +174,15 @@ void change_desktop(const Arg arg) {
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if(head != NULL)
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for(c=head;c;c=c->next)
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XMapWindow(dis,c->win);
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update_current();
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}
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void client_to_desktop(const Arg arg) {
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client *tmp = current;
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int tmp2 = current_desktop;
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if(arg.i == current_desktop || current == NULL)
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if (arg.i == current_desktop || current == NULL)
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return;
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// Add client to desktop
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@ -185,10 +193,8 @@ void client_to_desktop(const Arg arg) {
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// Remove client from current desktop
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select_desktop(tmp2);
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remove_window(current->win);
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}
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void configurenotify(XEvent *e) {
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// Do nothing for the moment
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update_current();
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}
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void configurerequest(XEvent *e) {
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@ -220,6 +226,18 @@ void destroynotify(XEvent *e) {
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return;
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remove_window(ev->window);
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update_current();
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}
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void update_current() {
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client *c;
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for(c=head;c;c=c->next)
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if(current == c) {
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XSetWindowBorderWidth(dis,c->win,1);
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XSetInputFocus(dis,c->win,RevertToParent,CurrentTime);
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XRaiseWindow(dis,c->win);
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}
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}
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void die(const char* e) {
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@ -251,6 +269,34 @@ void keypress(XEvent *e) {
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}
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}
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void buttonpress(XEvent *e) {
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XButtonEvent bu = e->xbutton;
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if (bu.subwindow != None) {
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XGetWindowAttributes(dis, bu.subwindow, &attr);
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start = bu;
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}
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}
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void motionnotify(XEvent *e) {
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XButtonEvent bu = e->xbutton;
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if (start.subwindow != None) {
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int xdiff = bu.x_root - start.x_root;
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int ydiff = bu.y_root - start.y_root;
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XMoveResizeWindow(dis, start.subwindow,
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attr.x + (start.button==1 ? xdiff : 0),
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attr.y + (start.button==1 ? ydiff : 0),
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MAX(1, attr.width + (start.button==3 ? xdiff : 0)),
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MAX(1, attr.height + (start.button==3 ? ydiff : 0)));
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}
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}
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void buttonrelease(XEvent *e) {
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start.subwindow = None;
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}
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void kill_client() {
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if(current != NULL) {
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//send delete signal to window
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@ -279,6 +325,7 @@ void maprequest(XEvent *e) {
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add_window(ev->window);
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XMapWindow(dis,ev->window);
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update_current();
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}
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void next_win() {
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@ -291,6 +338,7 @@ void next_win() {
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c = current->next;
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current = c;
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update_current();
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}
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}
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@ -356,34 +404,22 @@ void send_kill_signal(Window w) {
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}
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void setup() {
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// Install a signal
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sigchld(0);
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// Screen and root window
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screen = DefaultScreen(dis);
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root = RootWindow(dis,screen);
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// Screen width and height
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sw = XDisplayWidth(dis,screen);
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sh = XDisplayHeight(dis,screen);
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// Shortcuts
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grabkeys();
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// Vertical stack
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mode = 0;
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// For exiting
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bool_quit = 0;
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// List of client
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head = NULL;
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current = NULL;
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// Master size
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master_size = sw*MASTER_SIZE;
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// Set up all desktop
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int i;
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for(i=0;i<TABLENGTH(desktops);++i) {
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desktops[i].master_size = master_size;
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@ -392,27 +428,24 @@ void setup() {
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desktops[i].current = current;
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}
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// Select first dekstop by default
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const Arg arg = {.i = 1};
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current_desktop = arg.i;
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change_desktop(arg);
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// To catch maprequest and destroynotify (if other wm running)
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XSelectInput(dis,root,SubstructureNotifyMask|SubstructureRedirectMask);
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}
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void sigchld(int unused) {
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// Again, thx to dwm ;)
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if(signal(SIGCHLD, sigchld) == SIG_ERR)
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die("Can't install SIGCHLD handler");
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while(0 < waitpid(-1, NULL, WNOHANG));
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}
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void spawn(const Arg arg) {
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if(fork() == 0) {
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if(fork() == 0) {
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if(dis)
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close(ConnectionNumber(dis));
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if(dis) close(ConnectionNumber(dis));
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setsid();
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execvp((char*)arg.com[0],(char**)arg.com);
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@ -421,14 +454,22 @@ void spawn(const Arg arg) {
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}
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}
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void start() {
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void init() {
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XEvent ev;
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// Main loop, just dispatch events (thx to dwm ;)
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while(!bool_quit && !XNextEvent(dis,&ev)) {
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if(events[ev.type])
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events[ev.type](&ev);
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}
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XGrabKey(dis, XKeysymToKeycode(dis, XStringToKeysym("F1")), Mod4Mask,
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DefaultRootWindow(dis), True, GrabModeAsync, GrabModeAsync);
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XGrabButton(dis, 1, Mod4Mask, DefaultRootWindow(dis), True,
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ButtonPressMask|ButtonReleaseMask|PointerMotionMask, GrabModeAsync, GrabModeAsync, None, None);
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XGrabButton(dis, 3, Mod4Mask, DefaultRootWindow(dis), True,
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ButtonPressMask|ButtonReleaseMask|PointerMotionMask, GrabModeAsync, GrabModeAsync, None, None);
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start.subwindow = None;
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while(!bool_quit && !XNextEvent(dis,&ev))
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if (events[ev.type]) events[ev.type](&ev);
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}
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int main(int argc, char **argv) {
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@ -436,7 +477,7 @@ int main(int argc, char **argv) {
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die("Cannot open display!");
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setup();
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start();
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init();
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XCloseDisplay(dis);
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return 0;
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