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instance.c
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//
// Created by jaakko on 10.4.2020.
//
#include "instance.h"
#include "logger.h"
#include "input.h"
#include "events.h"
#include "util.h"
#include "config.h"
#include "tree.h"
#include "bar/bar.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <X11/Xproto.h>
#include <X11/cursorfont.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xrender.h>
int wmMouseX;
int wmMouseY;
unsigned wmActiveWorkspace = 0;
wmWorkspace wmWorkspaces[WORKSPACE_COUNT];
int wmRunning = True;
int wmExitCode = 0;
Cursor wmCursors[CURSOR_LAST];
Display* wmDisplay;
Window wmRoot;
int wmDepth;
Visual* wmVisual;
Colormap wmColormap;
int wmScreenWidth;
int wmScreenHeight;
int wmWindowAreaX;
int wmWindowAreaY;
int wmWindowAreaWidth;
int wmWindowAreaHeight;
int skipNextEnterNotify = 0;
static wmFloatingWindow* wmFloatingWindows = NULL;
static wmWindow* wmHead = NULL;
static wmWindow* wmTail = NULL;
static wmSplitMode wmSplitOrientation = NONE;
static Window wmcheckwin;
static Atom
WM_PROTOCOLS,
WM_DELETE_WINDOW,
WM_STATE,
WM_TAKE_FOCUS,
UTF8_STRING,
_NET_SUPPORTED,
_NET_CLIENT_LIST,
_NET_NUMBER_OF_DESKTOPS,
_NET_DESKTOP_GEOMETRY,
_NET_DESKTOP_VIEWPORT,
_NET_CURRENT_DESKTOP,
_NET_DESKTOP_NAMES,
_NET_ACTIVE_WINDOW,
_NET_SUPPORTING_WM_CHECK,
_NET_REQUEST_FRAME_EXTENTS,
_NET_FRAME_EXTENTS,
_NET_WM_NAME,
_NET_WM_WINDOW_TYPE,
_NET_WM_WINDOW_TYPE_DIALOG,
_NET_WM_STATE,
_NET_WM_STATE_STICKY,
_NET_WM_STATE_HIDDEN,
_NET_WM_STATE_FULLSCREEN,
_NET_WM_ALLOWED_ACTIONS,
_NET_WM_ACTION_FULLSCREEN;
static int getAction(Window window, long* data, Atom atom) {
int add;
switch (data[0]) {
case _NET_WM_STATE_REMOVE:
add = 0;
break;
case _NET_WM_STATE_ADD:
add = 1;
break;
case _NET_WM_STATE_TOGGLE: {
Atom type_return;
int format_return;
unsigned long nitems;
unsigned long bytes_after_return;
unsigned long* prop_return;
Status status = XGetWindowProperty(
wmDisplay,
window,
_NET_WM_STATE,
0,
_NET_WM_STATE_SUPPORTED_COUNT,
False,
AnyPropertyType,
&type_return,
&format_return,
&nitems,
&bytes_after_return,
(unsigned char**)&prop_return
);
if (status != Success) {
add = 1;
break;
}
int found = 0;
for (int j = 0; j < nitems; j++) {
if (prop_return[j] == atom) {
found = 1;
break;
}
}
add = !found;
XFree(prop_return);
break;
}
}
return add;
}
static int containsAtomValue(Window window, Atom property, Atom value, unsigned maxAtomsCount) {
Atom type_return;
int format_return;
unsigned long nitems;
unsigned long bytes_after_return;
unsigned long* prop_return;
Status status = XGetWindowProperty(
wmDisplay,
window,
property,
0,
maxAtomsCount,
False,
AnyPropertyType,
&type_return,
&format_return,
&nitems,
&bytes_after_return,
(unsigned char**)&prop_return
);
if (status != Success) {
return 0;
}
int found = 0;
for (int i = 0; i < nitems; i++) {
if (prop_return[i] == value) {
found = 1;
break;
}
}
XFree(prop_return);
return found;
}
static void addAtom(Window window, Atom property, Atom value, unsigned maxAtomsCount) {
Atom type_return;
int format_return;
unsigned long nitems;
unsigned long bytes_after_return;
unsigned long* prop_return;
Status status = XGetWindowProperty(
wmDisplay,
window,
_NET_WM_STATE,
0,
maxAtomsCount,
False,
AnyPropertyType,
&type_return,
&format_return,
&nitems,
&bytes_after_return,
(unsigned char**)&prop_return
);
if (status != Success) {
return;
}
int exist = 0;
int i;
for (i = 0; i < nitems; i++) {
if (prop_return[i] == value) {
exist = 1;
break;
}
}
XFree(prop_return);
if (!exist) {
XChangeProperty(wmDisplay, window, property, XA_ATOM, 32, PropModeAppend, (unsigned char*)&value, 1);
}
}
static void removeAtom(Window window, Atom property, Atom value, unsigned maxAtomsCount, Atom* newAtoms) {
Atom type_return;
int format_return;
unsigned long nitems;
unsigned long bytes_after_return;
unsigned long* prop_return;
Status status = XGetWindowProperty(
wmDisplay,
window,
_NET_WM_STATE,
0,
maxAtomsCount,
False,
AnyPropertyType,
&type_return,
&format_return,
&nitems,
&bytes_after_return,
(unsigned char**)&prop_return
);
if (status != Success) {
return;
}
int keepCount = 0;
int i;
for (i = 0; i < nitems; i++) {
if (prop_return[i] != value) {
newAtoms[keepCount] = prop_return[i];
keepCount++;
}
}
XFree(prop_return);
if (nitems != keepCount) {
if (keepCount == 0) {
XDeleteProperty(wmDisplay, window, property);
}
else {
XChangeProperty(
wmDisplay,
window,
property,
XA_ATOM,
32,
PropModeReplace,
(unsigned char*)newAtoms,
keepCount
);
}
}
}
static int estimateNewWindowSize(wmNode* node, wmNode* target, int *x, int *y, unsigned *width, unsigned *height) {
if (node == target) {
wmSplitMode orientation;
float div;
if (wmSplitOrientation != NONE || target->window) {
orientation = target->window ? target->orientation : wmSplitOrientation;
div = 2.0f;
}
else {
orientation = node->orientation;
div = target->numChildren + 1;
}
if (orientation == VERTICAL) {
*height /= div;
*y += *height * ((unsigned)div - 1);
}
else {
*width /= div;
*x += *width * ((unsigned)div - 1);
}
*x += gap;
*y += gap;
*width -= 2 * (gap + borderWidth);
*height -= 2 * (gap + borderWidth);
return 1;
}
else {
wmNode* child;
if (node->orientation == HORIZONTAL) {
for (int i = 0; i < node->numChildren; i++) {
child = node->nodes + i;
unsigned w = *width;
w = child->weight * *width;
if (estimateNewWindowSize(child, target, x, y, &w, height)) {
*width = w;
return 1;
}
*x += w;
}
}
else {
for (int i = 0; i < node->numChildren; i++) {
child = node->nodes + i;
unsigned h = *height;
h = child->weight * *height;
if (estimateNewWindowSize(child, target, x, y, width, &h)) {
*height = h;
return 1;
}
*y += h;
}
}
}
return 0;
}
static void setActiveWindow(wmWorkspace* workspace, wmWindow* window) {
if (window == NULL) {
XDeleteProperty(wmDisplay, wmRoot, _NET_ACTIVE_WINDOW);
}
else {
XChangeProperty(wmDisplay, wmRoot, _NET_ACTIVE_WINDOW, XA_WINDOW, 32, PropModeReplace, (unsigned char*)&window->window, 1);
int n;
Atom* protocols;
if (XGetWMProtocols(wmDisplay, window->window, &protocols, &n)) {
while (n--) {
if (protocols[n] == WM_TAKE_FOCUS) {
XEvent e;
e.type = ClientMessage;
e.xclient.window = window->window;
e.xclient.message_type = WM_PROTOCOLS;
e.xclient.format = 32;
e.xclient.data.l[0] = WM_TAKE_FOCUS;
e.xclient.data.l[1] = CurrentTime;
XSendEvent(wmDisplay, window->window, False, NoEventMask, &e);
}
break;
}
XFree(protocols);
}
}
workspace->activeWindow = window;
}
static void updateWorkspaceAtoms() {
char desktopNames[2 * WORKSPACE_COUNT];
long count = 0;
for (int i = 0; i < WORKSPACE_COUNT; i++) {
if (wmActiveWorkspace == i || wmWorkspaces[i].activeWindow != NULL) {
sprintf(desktopNames + 2 * count, "%i", i + 1);
count++;
}
}
XChangeProperty(wmDisplay, wmRoot, _NET_NUMBER_OF_DESKTOPS, XA_CARDINAL, 32, PropModeReplace, (unsigned char*)&count, 1);
XChangeProperty(wmDisplay, wmRoot, _NET_DESKTOP_NAMES, UTF8_STRING, 8, PropModeReplace, (unsigned char*)desktopNames, 2 * count);
}
static void attachWindow(wmWindow* window) {
window->next = wmHead;
if (!wmHead) {
wmTail = window;
}
if (wmHead) {
wmHead->previous = window;
}
wmHead = window;
}
static void detachWindow(wmWindow* window) {
if (!window->previous) {
wmHead = window->next;
if (wmHead) {
wmHead->previous = NULL;
}
}
else {
window->previous->next = window->next;
}
if (!window->next) {
wmTail = window->previous;
if (wmTail) {
wmTail->next = NULL;
}
}
else {
window->next->previous = window->previous;
}
}
static void updateNetFrameExtens(Window window) {
#ifdef smartGaps
wmWorkspace* workspace = &wmWorkspaces[wmActiveWorkspace];
long bw = (!workspace->layout || workspace->layout->window) ? 0 : borderWidth;
long bounds[] = { bw, bw, bw, bw };
#else
long bounds[] = { borderWidth, borderWidth, borderWidth, borderWidth };
#endif
XChangeProperty(wmDisplay, window, _NET_FRAME_EXTENTS, XA_CARDINAL, 32, PropModeReplace, (unsigned char*)bounds, 4);
}
static void configureWindow(Window window, int x, int y, unsigned width, unsigned height, int windowBorderWidth) {
XConfigureEvent event;
event.type = ConfigureNotify;
event.border_width = 0;
event.x = x + windowBorderWidth;
event.y = y + windowBorderWidth;
event.width = width;
event.height = height;
event.display = wmDisplay;
event.event = window;
event.window = window;
event.above = None;
event.override_redirect = False;
XSendEvent(wmDisplay, window, False, StructureNotifyMask, (XEvent*)&event);
XSync(wmDisplay, False);
}
static void removeWindowFromLayout(wmWorkspace* workspace, wmWindow* window) {
if (window->floating) {
return;
}
wmNode* windowNode = findNode(workspace->layout, window);
wmNode* parent = removeNode(workspace->layout, windowNode);
if (!parent) {
free(workspace->layout);
workspace->layout = NULL;
wmUpdateBar();
}
workspace->splitNode = parent;
workspace->showSplitBorder = 0;
wmSplitOrientation = NONE;
}
static void addWindowToLayout(wmWorkspace* workspace, wmWindow* window) {
if (window->floating) {
return;
}
wmNode** layout = &workspace->layout;
if (!*layout) {
*layout = calloc(1, sizeof(wmNode));
(*layout)->window = window;
(*layout)->weight = 1.0f;
(*layout)->orientation = HORIZONTAL;
(*layout)->x = 0;
(*layout)->y = 0;
(*layout)->width = wmScreenWidth;
(*layout)->height = wmScreenHeight;
workspace->splitNode = *layout;
wmUpdateBar();
}
else {
wmNode new = newNode(window);
workspace->splitNode = addNode(workspace->splitNode, new, wmSplitOrientation);
}
wmSplitOrientation = NONE;
}
static void showNode(wmNode* node, int x, int y, unsigned width, unsigned height) {
if (node->window) {
x += gap;
y += gap;
height -= 2 * (gap + borderWidth);
width -= 2 * (gap + borderWidth);
node->x = x;
node->y = y;
node->width = width;
node->height = height;
XWindowChanges wc;
wc.x = 0;
wc.y = 0;
wc.width = width;
wc.height = height;
XConfigureWindow(wmDisplay, node->window->window, CWX | CWY | CWWidth | CWHeight, &wc);
XMoveResizeWindow(wmDisplay, node->window->frame, x, y, width, height);
configureWindow(node->window->window, x, y, node->width, node->height, borderWidth);
updateNetFrameExtens(node->window->window);
}
else {
node->x = x;
node->y = y;
node->width = width;
node->height = height;
wmNode* child;
if (node->orientation == HORIZONTAL) {
for (int i = 0; i < node->numChildren; i++) {
child = node->nodes + i;
int w = child->weight * width;
showNode(child, x, y, w, height);
x += w;
}
}
else {
for (int i = 0; i < node->numChildren; i++) {
child = node->nodes + i;
int h = child->weight * height;
showNode(child, x, y, width, h);
y += h;
}
}
}
}
static void setFloatingWindow(wmWindow* window, const XWindowAttributes* attributes, int windowBorderWidth) {
wmFloatingWindow* floating = calloc(1, sizeof(wmFloatingWindow));
floating->window = window;
floating->width = MIN(attributes->width, wmScreenWidth);
floating->height = MIN(attributes->height, wmScreenHeight);
floating->x = attributes->x - windowBorderWidth;
floating->y = attributes->y - windowBorderWidth;
window->floating = floating;
XSetWindowBorderWidth(wmDisplay, window->frame, windowBorderWidth);
XMoveResizeWindow(
wmDisplay,
window->frame,
floating->x,
floating->y,
floating->width,
floating->height
);
XResizeWindow(wmDisplay, window->window, floating->width, floating->height);
configureWindow(window->window, floating->x, floating->y, floating->width, floating->height, windowBorderWidth);
floating->next = wmFloatingWindows;
wmFloatingWindows = floating;
}
static void unsetFloatingWindow(wmWindow* window) {
wmFloatingWindow** next;
for (next = &wmFloatingWindows; *next != window->floating; next = &(*next)->next);
*next = (*next)->next;
free(window->floating);
window->floating = NULL;
}
static void hideFullscreenWindow(wmWorkspace* workspace) {
long data[2] = { None, None };
XUnmapWindow(wmDisplay, workspace->fullscreen->frame);
data[0] = IconicState;
addAtom(workspace->fullscreen->window, _NET_WM_STATE, _NET_WM_STATE_HIDDEN, _NET_WM_STATE_SUPPORTED_COUNT);
XChangeProperty(wmDisplay, workspace->fullscreen->window, WM_STATE, WM_STATE, 32, PropModeReplace, (unsigned char*)data, 2);
}
static void showFullscreenWindow(wmWorkspace* workspace) {
long data[2] = { None, None };
XMapWindow(wmDisplay, workspace->fullscreen->frame);
data[0] = NormalState;
Atom newAtoms[_NET_WM_STATE_SUPPORTED_COUNT];
removeAtom(workspace->fullscreen->window, _NET_WM_STATE, _NET_WM_STATE_HIDDEN, _NET_WM_STATE_SUPPORTED_COUNT, newAtoms);
XChangeProperty(wmDisplay, workspace->fullscreen->window, WM_STATE, WM_STATE, 32, PropModeReplace, (unsigned char*)data, 2);
}
static void unsetFullscreen(wmWindow* window) {
Atom newAtoms[_NET_WM_STATE_SUPPORTED_COUNT];
removeAtom(window->window, _NET_WM_STATE, _NET_WM_STATE_FULLSCREEN, _NET_WM_STATE_SUPPORTED_COUNT, newAtoms);
for (int j = 0; j < WORKSPACE_COUNT; j++) {
wmWorkspace* workspace = &wmWorkspaces[j];
if (workspace->fullscreen == window) {
workspace->fullscreen = NULL;
}
}
window->fullscreen = 0;
}
static void setFullscreen(wmWindow* window) {
addAtom(window->window, _NET_WM_STATE, _NET_WM_STATE_FULLSCREEN, _NET_WM_STATE_SUPPORTED_COUNT);
for (int j = 0; j < WORKSPACE_COUNT; j++) {
if (window->workspaces & (1 << j)) {
wmWorkspace* workspace = &wmWorkspaces[j];
if (workspace->fullscreen) {
unsetFullscreen(workspace->fullscreen);
}
workspace->fullscreen = window;
}
}
window->fullscreen = 1;
}
static wmWindow* visibleWindow(size_t offset, wmWindow* head, unsigned workspace) {
wmWindow* activeWindow = wmWorkspaces[workspace].activeWindow;
if (activeWindow) {
wmWindow* focus = activeWindow;
unsigned mask = 1 << workspace;
while (1) {
focus = *(wmWindow**)((char*)focus + offset);
if (!focus) {
focus = head;
}
if (!focus || focus == activeWindow) {
return NULL;
}
if (focus->workspaces & mask || focus->floating && focus->floating->flags & FLOATING_STICKY) {
return focus;
}
}
}
return NULL;
}
static void stateHandler(XClientMessageEvent* event) {
for (int i = 0; i < 2; i++) {
Atom property = event->data.l[i + 1];
if (!property) {
break;
}
if (property == _NET_WM_STATE_FULLSCREEN) {
wmWindow* window = wmWindowTowmWindow(event->window);
if (!window) {
return;
}
int enable = getAction(window->window, event->data.l, _NET_WM_STATE_FULLSCREEN);
if (enable) {
if (!window->fullscreen) {
setFullscreen(window);
wmUpdateBorders();
wmShowActiveWorkspace();
}
}
else if (window->fullscreen) {
unsetFullscreen(window);
wmUpdateBorders();
wmShowActiveWorkspace();
}
}
else if (property == _NET_WM_STATE_STICKY) {
wmWindow* window = wmWindowTowmWindow(event->window);
if (!window) {
return;
}
int enable = getAction(window->window, event->data.l, _NET_WM_STATE_STICKY);
if (enable) {
if (!window->floating) {
for (int j = 0; j < WORKSPACE_COUNT; j++) {
if (window->workspaces & (1 << j)) {
removeWindowFromLayout(&wmWorkspaces[j], window);
}
}
XWindowAttributes attrs;
XGetWindowAttributes(wmDisplay, window->window, &attrs);
setFloatingWindow(window, &attrs, borderWidth);
window->floating->flags |= FLOATING_STICKY;
}
else if (window->floating->flags & FLOATING_STICKY) {
continue;
}
XChangeProperty(wmDisplay, window->window, _NET_WM_STATE, XA_ATOM, 32, PropModeAppend, (unsigned char*)&_NET_WM_STATE_STICKY, 1);
wmShowActiveWorkspace();
}
else if (window->floating && window->floating->flags & FLOATING_STICKY) {
Atom newAtoms[_NET_WM_STATE_SUPPORTED_COUNT];
removeAtom(window->window, _NET_WM_STATE, _NET_WM_STATE_STICKY, _NET_WM_STATE_SUPPORTED_COUNT, newAtoms);
window->floating->flags ^= FLOATING_STICKY;
if (!window->floating->flags) {
unsetFloatingWindow(window);
}
for (int j = 0; j < WORKSPACE_COUNT; j++) {
wmWorkspace* workspace = &wmWorkspaces[j];
if (window->workspaces & (1 << j)) {
addWindowToLayout(&wmWorkspaces[j], window);
}
else if (workspace->activeWindow == window) {
workspace->activeWindow = wmNextVisibleWindow(j);
}
}
wmShowActiveWorkspace();
}
}
}
}
static void requestFrameExtents(XClientMessageEvent* event) {
updateNetFrameExtens(event->window);
}
static void netActiveWindow(XClientMessageEvent* event) {
wmWindow* window = wmWindowTowmWindow(event->window);
if (window) {
setActiveWindow(&wmWorkspaces[wmActiveWorkspace], window);
wmUpdateBorders();
}
}
static void netCurrentDesktop(XClientMessageEvent* event) {
wmSelectWorkspace(event->data.l[0]);
}
ClientMessageHandler clientMessageHandler[] = {
{ &_NET_WM_STATE, stateHandler },
{ &_NET_REQUEST_FRAME_EXTENTS, requestFrameExtents },
{ &_NET_ACTIVE_WINDOW, netActiveWindow },
{ &_NET_CURRENT_DESKTOP, netCurrentDesktop },
};
const unsigned clientMessageHandlersCount = LENGTH(clientMessageHandler);
/*
* Initialization, event loop, cleanup
*/
static int wmDetected = 0;
static int onWMDetected(Display* d, XErrorEvent* e) {
wmDetected = 1;
return 0;
}
static int errorHandler(Display* d, XErrorEvent* e) {
#ifdef LOG_ERRORS
if (e->request_code == X_CreateWindow) logmsg("X_CreateWindow");
else if (e->request_code == X_ChangeWindowAttributes) logmsg("X_ChangeWindowAttributes");
else if (e->request_code == X_GetWindowAttributes) logmsg("X_GetWindowAttributes");
else if (e->request_code == X_DestroyWindow) logmsg("X_DestroyWindow");
else if (e->request_code == X_DestroySubwindows) logmsg("X_DestroySubwindows");
else if (e->request_code == X_ChangeSaveSet) logmsg("X_ChangeSaveSet");
else if (e->request_code == X_ReparentWindow) logmsg("X_ReparentWindow");
else if (e->request_code == X_MapWindow) logmsg("X_MapWindow");
else if (e->request_code == X_MapSubwindows) logmsg("X_MapSubwindows");
else if (e->request_code == X_UnmapWindow) logmsg("X_UnmapWindow");
else if (e->request_code == X_UnmapSubwindows) logmsg("X_UnmapSubwindows");
else if (e->request_code == X_ConfigureWindow) logmsg("X_ConfigureWindow");
else if (e->request_code == X_CirculateWindow) logmsg("X_CirculateWindow");
else if (e->request_code == X_GetGeometry) logmsg("X_GetGeometry");
else if (e->request_code == X_QueryTree) logmsg("X_QueryTree");
else if (e->request_code == X_InternAtom) logmsg("X_InternAtom");
else if (e->request_code == X_GetAtomName) logmsg("X_GetAtomName");
else if (e->request_code == X_ChangeProperty) logmsg("X_ChangeProperty");
else if (e->request_code == X_DeleteProperty) logmsg("X_DeleteProperty");
else if (e->request_code == X_GetProperty) logmsg("X_GetProperty");
else if (e->request_code == X_ListProperties) logmsg("X_ListProperties");
else if (e->request_code == X_SetSelectionOwner) logmsg("X_SetSelectionOwner");
else if (e->request_code == X_GetSelectionOwner) logmsg("X_GetSelectionOwner");
else if (e->request_code == X_ConvertSelection) logmsg("X_ConvertSelection");
else if (e->request_code == X_SendEvent) logmsg("X_SendEvent");
else if (e->request_code == X_GrabPointer) logmsg("X_GrabPointer");
else if (e->request_code == X_UngrabPointer) logmsg("X_UngrabPointer");
else if (e->request_code == X_GrabButton) logmsg("X_GrabButton");
else if (e->request_code == X_UngrabButton) logmsg("X_UngrabButton");
else if (e->request_code == X_ChangeActivePointerGrab) logmsg("X_ChangeActivePointerGrab");
else if (e->request_code == X_GrabKeyboard) logmsg("X_GrabKeyboard");
else if (e->request_code == X_UngrabKeyboard) logmsg("X_UngrabKeyboard");
else if (e->request_code == X_GrabKey) logmsg("X_GrabKey");
else if (e->request_code == X_UngrabKey) logmsg("X_UngrabKey");
else if (e->request_code == X_AllowEvents) logmsg("X_AllowEvents");
else if (e->request_code == X_GrabServer) logmsg("X_GrabServer");
else if (e->request_code == X_UngrabServer) logmsg("X_UngrabServer");
else if (e->request_code == X_QueryPointer) logmsg("X_QueryPointer");
else if (e->request_code == X_GetMotionEvents) logmsg("X_GetMotionEvents");
else if (e->request_code == X_TranslateCoords) logmsg("X_TranslateCoords");
else if (e->request_code == X_WarpPointer) logmsg("X_WarpPointer");
else if (e->request_code == X_SetInputFocus) logmsg("X_SetInputFocus");
else if (e->request_code == X_GetInputFocus) logmsg("X_GetInputFocus");
else if (e->request_code == X_QueryKeymap) logmsg("X_QueryKeymap");
else if (e->request_code == X_OpenFont) logmsg("X_OpenFont");
else if (e->request_code == X_CloseFont) logmsg("X_CloseFont");
else if (e->request_code == X_QueryFont) logmsg("X_QueryFont");
else if (e->request_code == X_QueryTextExtents) logmsg("X_QueryTextExtents");
else if (e->request_code == X_ListFonts) logmsg("X_ListFonts");
else if (e->request_code == X_ListFontsWithInfo) logmsg("X_ListFontsWithInfo");
else if (e->request_code == X_SetFontPath) logmsg("X_SetFontPath");
else if (e->request_code == X_GetFontPath) logmsg("X_GetFontPath");
else if (e->request_code == X_CreatePixmap) logmsg("X_CreatePixmap");
else if (e->request_code == X_FreePixmap) logmsg("X_FreePixmap");
else if (e->request_code == X_CreateGC) logmsg("X_CreateGC");
else if (e->request_code == X_ChangeGC) logmsg("X_ChangeGC");
else if (e->request_code == X_CopyGC) logmsg("X_CopyGC");
else if (e->request_code == X_SetDashes) logmsg("X_SetDashes");
else if (e->request_code == X_SetClipRectangles) logmsg("X_SetClipRectangles");
else if (e->request_code == X_FreeGC) logmsg("X_FreeGC");
else if (e->request_code == X_ClearArea) logmsg("X_ClearArea");
else if (e->request_code == X_CopyArea) logmsg("X_CopyArea");
else if (e->request_code == X_CopyPlane) logmsg("X_CopyPlane");
else if (e->request_code == X_PolyPoint) logmsg("X_PolyPoint");
else if (e->request_code == X_PolyLine) logmsg("X_PolyLine");
else if (e->request_code == X_PolySegment) logmsg("X_PolySegment");
else if (e->request_code == X_PolyRectangle) logmsg("X_PolyRectangle");
else if (e->request_code == X_PolyArc) logmsg("X_PolyArc");
else if (e->request_code == X_FillPoly) logmsg("X_FillPoly");
else if (e->request_code == X_PolyFillRectangle) logmsg("X_PolyFillRectangle");
else if (e->request_code == X_PolyFillArc) logmsg("X_PolyFillArc");
else if (e->request_code == X_PutImage) logmsg("X_PutImage");
else if (e->request_code == X_GetImage) logmsg("X_GetImage");
else if (e->request_code == X_PolyText8) logmsg("X_PolyText8");
else if (e->request_code == X_PolyText16) logmsg("X_PolyText16");
else if (e->request_code == X_ImageText8) logmsg("X_ImageText8");
else if (e->request_code == X_ImageText16) logmsg("X_ImageText16");
else if (e->request_code == X_CreateColormap) logmsg("X_CreateColormap");
else if (e->request_code == X_FreeColormap) logmsg("X_FreeColormap");
else if (e->request_code == X_CopyColormapAndFree) logmsg("X_CopyColormapAndFree");
else if (e->request_code == X_InstallColormap) logmsg("X_InstallColormap");
else if (e->request_code == X_UninstallColormap) logmsg("X_UninstallColormap");
else if (e->request_code == X_ListInstalledColormaps) logmsg("X_ListInstalledColormaps");
else if (e->request_code == X_AllocColor) logmsg("X_AllocColor");
else if (e->request_code == X_AllocNamedColor) logmsg("X_AllocNamedColor");
else if (e->request_code == X_AllocColorCells) logmsg("X_AllocColorCells");
else if (e->request_code == X_AllocColorPlanes) logmsg("X_AllocColorPlanes");
else if (e->request_code == X_FreeColors) logmsg("X_FreeColors");
else if (e->request_code == X_StoreColors) logmsg("X_StoreColors");
else if (e->request_code == X_StoreNamedColor) logmsg("X_StoreNamedColor");
else if (e->request_code == X_QueryColors) logmsg("X_QueryColors");
else if (e->request_code == X_LookupColor) logmsg("X_LookupColor");
else if (e->request_code == X_CreateCursor) logmsg("X_CreateCursor");
else if (e->request_code == X_CreateGlyphCursor) logmsg("X_CreateGlyphCursor");
else if (e->request_code == X_FreeCursor) logmsg("X_FreeCursor");
else if (e->request_code == X_RecolorCursor) logmsg("X_RecolorCursor");
else if (e->request_code == X_QueryBestSize) logmsg("X_QueryBestSize");
else if (e->request_code == X_QueryExtension) logmsg("X_QueryExtension");
else if (e->request_code == X_ListExtensions) logmsg("X_ListExtensions");
else if (e->request_code == X_ChangeKeyboardMapping) logmsg("X_ChangeKeyboardMapping");
else if (e->request_code == X_GetKeyboardMapping) logmsg("X_GetKeyboardMapping");
else if (e->request_code == X_ChangeKeyboardControl) logmsg("X_ChangeKeyboardControl");
else if (e->request_code == X_GetKeyboardControl) logmsg("X_GetKeyboardControl");
else if (e->request_code == X_Bell) logmsg("X_Bell");
else if (e->request_code == X_ChangePointerControl) logmsg("X_ChangePointerControl");
else if (e->request_code == X_GetPointerControl) logmsg("X_GetPointerControl");
else if (e->request_code == X_SetScreenSaver) logmsg("X_SetScreenSaver");
else if (e->request_code == X_GetScreenSaver) logmsg("X_GetScreenSaver");
else if (e->request_code == X_ChangeHosts) logmsg("X_ChangeHosts");
else if (e->request_code == X_ListHosts) logmsg("X_ListHosts");
else if (e->request_code == X_SetAccessControl) logmsg("X_SetAccessControl");
else if (e->request_code == X_SetCloseDownMode) logmsg("X_SetCloseDownMode");
else if (e->request_code == X_KillClient) logmsg("X_KillClient");
else if (e->request_code == X_RotateProperties) logmsg("X_RotateProperties");
else if (e->request_code == X_ForceScreenSaver) logmsg("X_ForceScreenSaver");
else if (e->request_code == X_SetPointerMapping) logmsg("X_SetPointerMapping");
else if (e->request_code == X_GetPointerMapping) logmsg("X_GetPointerMapping");
else if (e->request_code == X_SetModifierMapping) logmsg("X_SetModifierMapping");
else if (e->request_code == X_GetModifierMapping) logmsg("X_GetModifierMapping");
else if (e->request_code == X_NoOperation) logmsg("X_NoOperation");
if (e->error_code == Success) logmsg("Success");
if (e->error_code == BadRequest) logmsg("BadRequest");
if (e->error_code == BadValue) logmsg("BadValue");
if (e->error_code == BadWindow) logmsg("BadWindow");
if (e->error_code == BadPixmap) logmsg("BadPixmap");
if (e->error_code == BadAtom) logmsg("BadAtom");
if (e->error_code == BadCursor) logmsg("BadCursor");
if (e->error_code == BadFont) logmsg("BadFont");
if (e->error_code == BadMatch) logmsg("BadMatch");
if (e->error_code == BadDrawable) logmsg("BadDrawable");
if (e->error_code == BadAccess) logmsg("BadAccess");
#endif
return 0;
}
static void initAtoms() {
WM_PROTOCOLS = XInternAtom(wmDisplay, "WM_PROTOCOLS", False);
WM_DELETE_WINDOW = XInternAtom(wmDisplay, "WM_DELETE_WINDOW", False);
WM_STATE = XInternAtom(wmDisplay, "WM_STATE", False);
WM_TAKE_FOCUS = XInternAtom(wmDisplay, "WM_TAKE_FOCUS", False);
UTF8_STRING = XInternAtom(wmDisplay, "UTF8_STRING", False);
_NET_SUPPORTED = XInternAtom(wmDisplay, "_NET_SUPPORTED", False);
_NET_CLIENT_LIST = XInternAtom(wmDisplay, "_NET_CLIENT_LIST", False);
_NET_NUMBER_OF_DESKTOPS = XInternAtom(wmDisplay, "_NET_NUMBER_OF_DESKTOPS", False);
_NET_DESKTOP_GEOMETRY = XInternAtom(wmDisplay, "_NET_DESKTOP_GEOMETRY", False);
_NET_DESKTOP_VIEWPORT = XInternAtom(wmDisplay, "_NET_DESKTOP_VIEWPORT", False);
_NET_CURRENT_DESKTOP = XInternAtom(wmDisplay, "_NET_CURRENT_DESKTOP", False);
_NET_DESKTOP_NAMES = XInternAtom(wmDisplay, "_NET_DESKTOP_NAMES", False);
_NET_ACTIVE_WINDOW = XInternAtom(wmDisplay, "_NET_ACTIVE_WINDOW", False);
_NET_SUPPORTING_WM_CHECK = XInternAtom(wmDisplay, "_NET_SUPPORTING_WM_CHECK", False);
_NET_REQUEST_FRAME_EXTENTS = XInternAtom(wmDisplay, "_NET_REQUEST_FRAME_EXTENTS", False);
_NET_FRAME_EXTENTS = XInternAtom(wmDisplay, "_NET_FRAME_EXTENTS", False);
_NET_WM_NAME = XInternAtom(wmDisplay, "_NET_WM_NAME", False);
_NET_WM_WINDOW_TYPE = XInternAtom(wmDisplay, "_NET_WM_WINDOW_TYPE", False);
_NET_WM_WINDOW_TYPE_DIALOG = XInternAtom(wmDisplay, "_NET_WM_WINDOW_TYPE_DIALOG", False);
_NET_WM_STATE = XInternAtom(wmDisplay, "_NET_WM_STATE", False);
_NET_WM_STATE_STICKY = XInternAtom(wmDisplay, "_NET_WM_STATE_STICKY", False);
_NET_WM_STATE_HIDDEN = XInternAtom(wmDisplay, "_NET_WM_STATE_HIDDEN", False);
_NET_WM_STATE_FULLSCREEN = XInternAtom(wmDisplay, "_NET_WM_STATE_FULLSCREEN", False);
_NET_WM_ALLOWED_ACTIONS = XInternAtom(wmDisplay, "_NET_WM_ALLOWED_ACTIONS", False);
_NET_WM_ACTION_FULLSCREEN = XInternAtom(wmDisplay, "_NET_WM_ACTION_FULLSCREEN", False);
Atom supported[] = {
_NET_SUPPORTED,
_NET_CLIENT_LIST,
_NET_NUMBER_OF_DESKTOPS,
_NET_DESKTOP_GEOMETRY,
_NET_DESKTOP_VIEWPORT,
_NET_CURRENT_DESKTOP,
_NET_DESKTOP_NAMES,
_NET_ACTIVE_WINDOW,
_NET_SUPPORTING_WM_CHECK,
_NET_REQUEST_FRAME_EXTENTS,
_NET_FRAME_EXTENTS,
_NET_WM_NAME,
_NET_WM_WINDOW_TYPE,
_NET_WM_WINDOW_TYPE_DIALOG,
_NET_WM_STATE,
_NET_WM_STATE_STICKY,
_NET_WM_STATE_HIDDEN,
_NET_WM_STATE_FULLSCREEN,
_NET_WM_ALLOWED_ACTIONS,
_NET_WM_ACTION_FULLSCREEN
};
XChangeProperty(wmDisplay, wmRoot, _NET_SUPPORTED, XA_ATOM, 32, PropModeReplace, (unsigned char*)supported, LENGTH(supported));
XDeleteProperty(wmDisplay, wmRoot, _NET_CLIENT_LIST);
const char wmname[] = WINDOW_MANAGER_NAME;
wmcheckwin = XCreateSimpleWindow(wmDisplay, wmRoot, 0, 0, 1, 1, 0, 0, 0);
XChangeProperty(wmDisplay, wmcheckwin, _NET_SUPPORTING_WM_CHECK, XA_WINDOW, 32, PropModeReplace, (unsigned char *) &wmcheckwin, 1);
XChangeProperty(wmDisplay, wmcheckwin, _NET_WM_NAME, UTF8_STRING, 8, PropModeReplace, (unsigned char *) wmname, LENGTH(wmname));
XChangeProperty(wmDisplay, wmRoot, _NET_SUPPORTING_WM_CHECK, XA_WINDOW, 32, PropModeReplace, (unsigned char *) &wmcheckwin, 1);
long geometry[] = { wmScreenWidth, wmScreenHeight };
XChangeProperty(wmDisplay, wmRoot, _NET_DESKTOP_GEOMETRY, XA_CARDINAL, 32, PropModeReplace, (unsigned char*)geometry, 2);
long viewport[] = { 0, 0 };
XChangeProperty(wmDisplay, wmRoot, _NET_DESKTOP_VIEWPORT, XA_CARDINAL, 32, PropModeReplace, (unsigned char*)viewport, 2);
long currentDesktop = wmActiveWorkspace;
XChangeProperty(wmDisplay, wmRoot, _NET_CURRENT_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char*)¤tDesktop, 1);
updateWorkspaceAtoms();
}
static void freeWorkspaces() {
for (int i = 0; i < LENGTH(wmWorkspaces); i++) {
wmNode* layout = wmWorkspaces[i].layout;
if (layout) {
freeTree(layout);
free(layout);
}
}
}
static void queryWindows() {
XGrabServer(wmDisplay);
Window root, parent;
Window* windows;
unsigned nwindows;
if (XQueryTree(wmDisplay, wmRoot, &root, &parent, &windows, &nwindows)) {
for (int i = 0; i < nwindows; i++) {
XWindowAttributes attr;
if (XGetWindowAttributes(wmDisplay, windows[i], &attr)) {
if (!attr.override_redirect && attr.map_state == IsViewable) {
wmNewWindow(windows[i], &attr);
}
}
}
}
XFree(windows);
XUngrabServer(wmDisplay);
}
int wmInitialize() {
if (!XInitThreads()) {
return 0;
}
wmDisplay = XOpenDisplay(NULL);
if (!wmDisplay) {
return 0;
}
int screen = DefaultScreen(wmDisplay);
wmRoot = RootWindow(wmDisplay, screen);
wmScreenWidth = DisplayWidth(wmDisplay, screen);
wmScreenHeight = DisplayHeight(wmDisplay, screen);
XSetErrorHandler(onWMDetected);
XSelectInput(wmDisplay, wmRoot, StructureNotifyMask | SubstructureRedirectMask | SubstructureNotifyMask);
XSync(wmDisplay, False);
if (wmDetected) {
XCloseDisplay(wmDisplay);
return 0;
}
system(startupScriptBath);
XSetErrorHandler(errorHandler);
initAtoms();
// Visuals
XVisualInfo *infos;
XRenderPictFormat *fmt;
int nitems;
int i;
XVisualInfo tpl = {
.screen = screen,
.depth = 32,
.class = TrueColor
};
long masks = VisualScreenMask | VisualDepthMask | VisualClassMask;
infos = XGetVisualInfo(wmDisplay, masks, &tpl, &nitems);
wmVisual = NULL;
for (i = 0; i < nitems; i++) {
fmt = XRenderFindVisualFormat(wmDisplay, infos[i].visual);
if (fmt->type == PictTypeDirect && fmt->direct.alphaMask) {
wmVisual = infos[i].visual;