mfwm

A tiling fork of dylanaraps sowm.
git clone git://depsterr.com/git/mfwm
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commit ec1f32020e9b2732bc54e4cf0d8b336c581df419
parent f098fde9cd435d8395f3fa560880ffc3a439554d
Author: Dylan Araps <dylan.araps@gmail.com>
Date:   Thu, 17 Oct 2019 15:44:49 +0300

sowm: removed comments for now. Will be added back in a better format.

Diffstat:
Msowm.c | 225-------------------------------------------------------------------------------
1 file changed, 0 insertions(+), 225 deletions(-)

diff --git a/sowm.c b/sowm.c @@ -61,10 +61,6 @@ static Display *d; static Window root, cur; static XButtonEvent mouse; -/* - The list of events to subscribe to and the paired functions - to call on an event. -*/ static void (*events[LASTEvent])(XEvent *e) = { [ButtonPress] = button_press, [ButtonRelease] = button_release, @@ -78,106 +74,31 @@ static void (*events[LASTEvent])(XEvent *e) = { #include "config.h" -/* - Iterate over the current desktop's client list. -*/ #define win (client *c=list;c;c=c->next) -/* - Focus the given window. -*/ #define win_focus(W) XSetInputFocus(d, W, RevertToParent, CurrentTime); -/* - This function stores the desired window's geometry. - - This previously used 'XGetWindowAttributes' which - returned too much information. We only need x, y, w, h and - not a list of 20 or so attributes of differing types. - - 'XGetWindowAttributes' also calls 'XGetGeometry' to return - this information, so lets just call it directly and skip - the middleman. -*/ #define win_size(W, gx, gy, gw, gh) \ XGetGeometry(d, W, &(Window){0}, gx, gy, gw, gh, \ &(unsigned int){0}, &(unsigned int){0}); -/* - 'sowm' doesn't keep track of the currently focused window - and instead grabs the window under the cursor when needed. - - This is a super lazy way of handling current focus, however - it aligns perfectly with mouse-follows-focus. - - Logic elsewhere will select a real window if this function - returns the 'root' window. - - This function returns the current window while at the same - time defining a global variable to contain its value. This - allows for stupidily simple usage. - - Example: if (win_current() != root) XKillClient(d, cur); - - The value can be used as function output and then - the same value can be used as a variable directly afterwards. -*/ Window win_current() { XGetInputFocus(d, &cur, (int[]){1}); return cur; } -/* - When a window is destroyed it is first removed from the - current desktop's window list and finally focus is shifted. - - Focus goes to the window under the cursor if it is *not* - the root window. If it is the root window, focus goes to - the first window in the desktop. -*/ void notify_destroy(XEvent *e) { win_del(e->xdestroywindow.window); if (list) win_focus(win_current() == root ? list->w : cur); } -/* - When the mouse enters or leaves a window this function - handles which window shall be focused next. - - The while loop firstly compresses all 'EnterNotify' - events down to only the latest which is an optimization - when focus changes very quickly (e.g a desktop focus). - - There's no use in computing each and every event as we - only really care about the newest one. - - Focus is only then changed if the mouse has entered a - window which is *not* the root window. -*/ void notify_enter(XEvent *e) { while(XCheckTypedEvent(d, EnterNotify, e)); win_focus(e->xcrossing.window) } -/* - When the mouse is moved and the paired modifier is - pressed this function handles a window move or a window - resize. - - 'mouse' is defined on a modifier+mouse press and then - discarded on a modifier+mouse release. - - The while loop firstly compresses all 'MotionNotify' - events down to only the latest which is an optimization - when motion happens very quickly. - - There's no use in computing each and every event as we - only really care about the newest one. - - The window is then moved or resized. -*/ void notify_motion(XEvent *e) { if (mouse.subwindow == 0) return; @@ -193,18 +114,6 @@ void notify_motion(XEvent *e) { wh + (mouse.button == 3 ? yd : 0)); } -/* - This function fires on a key press and checks to see if there - is a matching and defined key binding. If there is a match the - function bound to the key is executed. - - The deprecated 'XKeycodeToKeysym' is used as the replacement - requires an additional include and I want to keep them to a - minimum. - - I highly doubt this deprecated function goes away any time soon - and worst case, I simply update this code. Win-win. -*/ void key_press(XEvent *e) { KeySym keysym = XKeycodeToKeysym(d, e->xkey.keycode, 0); @@ -213,15 +122,6 @@ void key_press(XEvent *e) { keys[i].function(keys[i].arg); } -/* - On a mouse button press the window below the cursor's - attributes are stored, the window is raised and the 'mouse' - global is set. - - Setting the 'mouse' global tells the motion handling function - that it should operate on the window as the user desires a move - or resize. -*/ void button_press(XEvent *e) { if (e->xbutton.subwindow == 0) return; @@ -230,26 +130,12 @@ void button_press(XEvent *e) { mouse = e->xbutton; } -/* - On a mouse button release we simply unset the 'mouse' global - as all of this mouse pointer nonsense is done. - - We also reset the current window's fullscreen state as it is - no longer at 0,0+[screen_width]X[screen_height]. -*/ void button_release() { for win if (c->w == mouse.subwindow) c->f = 0; mouse.subwindow = 0; } -/* - This function is called whenever a window is mapped to the - screen or moved to another desktop. - - Memory is allocated for the new window and the current - desktop's window list is updated. -*/ void win_add(Window w) { client *c, *t; @@ -273,13 +159,6 @@ void win_add(Window w) { ws_save(ws); } -/* - This function is called whenever a window is destoyed - or moved to another desktop. - - Memory is freed and the current desktop's window list - is updated. -*/ void win_del(Window w) { for win if (c->w == w) { if (!c->prev && !c->next) { @@ -307,29 +186,10 @@ void win_del(Window w) { } } -/* - This function is called from a key binding to - close the currently focused window. - - This differs from other window managers as we skip - the questions and go straight to the killing of - the window. - - When I want to close a window I'm not asking, I - want the window closed and so it should immediately - close. - - "Shoot first and don't ask questions later?.." -*/ void win_kill() { if (win_current() != root) XKillClient(d, cur); } -/* - This function simply centers the window passed as - an argument. If the argument is '0', use the - currently focused window. -*/ void win_center(const Arg arg) { Window w = arg.w ? arg.w : win_current(); @@ -338,18 +198,6 @@ void win_center(const Arg arg) { XMoveWindow(d, w, (sw - ww) / 2, (sh - wh) / 2); } -/* - This function toggles the fullscreen state for the - window passed as an argument. - - The window's data stucture holds an integer which - is set to '0' for False and '1' for True. - - When a window is set to fullscreen it is simply - resized to fit the screen and the prior size and - positioning is stored so it can be restored when - the window is un-fullscreened. -*/ void win_fs() { win_current(); @@ -363,18 +211,6 @@ void win_fs() { } } -/* - This function simply moves the focused window to - the desired desktop. - - It firstly adds the window to the destination - desktop's window list and secondly deletes it - from the current desktop's window list. - - The window is then unmapped from the screen and - the focus is shifted to the first window in the - list. -*/ void win_to_ws(const Arg arg) { int tmp = ws; win_current(); @@ -393,16 +229,6 @@ void win_to_ws(const Arg arg) { if (list) win_focus(list->w); } -/* - This function focuses the next window in the - current desktop's window list. - - If the end of the window list is reached it - wraps back around to the start of the list. - - The newly focused window is then raised to - the top of the stack. -*/ void win_next() { win_current(); @@ -415,16 +241,6 @@ void win_next() { } } -/* - This function changes the focus to another desktop. - - To make this operation invisible the destination - desktop's windows are mapped first and the previous - desktop's windows are then unmapped afterwards. - - Finally, focus is shifted to the first window on the - destination desktop's window list. -*/ void ws_go(const Arg arg) { int tmp = ws; @@ -444,30 +260,15 @@ void ws_go(const Arg arg) { if (list) win_focus(list->w); } -/* - This function saves the current desktop's window list. - Simple, nothing to see here. -*/ void ws_save(int i) { ws_list[i].list = list; } -/* - This function restores a saved desktop's window list. - Simple, nothing to see here. -*/ void ws_sel(int i) { list = ws_list[i].list; ws = i; } -/* - This function allows a window to request a size, - position and other attributes. - - This is required so programs like Firefox or MPV - are able to display and function correctly. -*/ void configure_request(XEvent *e) { XConfigureRequestEvent *ev = &e->xconfigurerequest; @@ -481,17 +282,6 @@ void configure_request(XEvent *e) { }); } -/* - This function is executed whenever a window is mapped to - the screen. - - The window is centered, mapped to the screen, focused and - finally added to the current desktop's window list. - - 'XSelectInput' is called to subscribe to various events - related to the window. For example, this is used to get - focus-follows-cursor to work. -*/ void map_request(XEvent *e) { Window w = e->xmaprequest.window; @@ -505,10 +295,6 @@ void map_request(XEvent *e) { win_add(w); } -/* - This function is executed by keybindings to run the - specified program. Simple enough. -*/ void run(const Arg arg) { if (fork()) return; if (d) close(ConnectionNumber(d)); @@ -517,17 +303,6 @@ void run(const Arg arg) { execvp((char*)arg.com[0], (char**)arg.com); } -/* - Initialize the window manager by registering all - keybindings, setting some globals and starting the - event loop. - - There's no 'XCloseDisplay' or clean up as the only - way to exit this window manager is to kill the process. - - This fires up Xorg's internal clean up which covers - everything allocated and executed here. It's free! -*/ int main(void) { XEvent ev;