Merge branch 'fix-chromium-tabbar'
This commit is contained in:
commit
b4882dc2b8
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@ -11,6 +11,7 @@ xmacro(_NET_WM_WINDOW_TYPE_TOOLBAR)
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xmacro(_NET_WM_WINDOW_TYPE_SPLASH)
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xmacro(_NET_WM_DESKTOP)
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xmacro(_NET_WM_STRUT_PARTIAL)
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xmacro(_NET_CLIENT_LIST_STACKING)
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xmacro(_NET_CURRENT_DESKTOP)
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xmacro(_NET_ACTIVE_WINDOW)
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xmacro(_NET_WORKAREA)
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@ -39,4 +39,16 @@ void ewmh_update_active_window(xcb_window_t window);
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*/
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void ewmh_update_workarea();
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/**
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* Updates the _NET_CLIENT_LIST_STACKING hint. Necessary to move tabs in
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* Chromium correctly.
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*
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* EWMH: These arrays contain all X Windows managed by the Window Manager.
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* _NET_CLIENT_LIST has initial mapping order, starting with the oldest window.
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* _NET_CLIENT_LIST_STACKING has bottom-to-top stacking order. These properties
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* SHOULD be set and updated by the Window Manager.
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*
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*/
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void ewmh_update_client_list_stacking(xcb_window_t *stack, int num_windows);
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#endif
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17
src/ewmh.c
17
src/ewmh.c
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@ -110,3 +110,20 @@ void ewmh_update_workarea() {
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free(workarea);
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xcb_flush(conn);
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}
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/*
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* Updates the _NET_CLIENT_LIST_STACKING hint.
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*
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*/
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void ewmh_update_client_list_stacking(xcb_window_t *stack, int num_windows) {
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DLOG("Updating _NET_CLIENT_LIST_STACKING\n");
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xcb_change_property(
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conn,
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XCB_PROP_MODE_REPLACE,
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root,
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A__NET_CLIENT_LIST_STACKING,
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A_WINDOW,
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32,
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num_windows,
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stack);
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}
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@ -397,7 +397,7 @@ int main(int argc, char *argv[]) {
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#include "atoms.xmacro"
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#undef xmacro
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};
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xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTED, A_ATOM, 32, 15, supported_atoms);
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xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTED, A_ATOM, 32, 16, supported_atoms);
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/* Set up the window manager’s name */
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xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_SUPPORTING_WM_CHECK, A_WINDOW, 32, 1, &root);
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xcb_change_property(conn, XCB_PROP_MODE_REPLACE, root, A__NET_WM_NAME, A_UTF8_STRING, 8, strlen("i3"), "i3");
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@ -77,7 +77,8 @@ void *scalloc(size_t size) {
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void *srealloc(void *ptr, size_t size) {
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void *result = realloc(ptr, size);
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exit_if_null(result, "Error: out memory (realloc(%zd))\n", size);
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if (result == NULL && size > 0)
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die("Error: out memory (realloc(%zd))\n", size);
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return result;
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}
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39
src/x.c
39
src/x.c
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@ -7,6 +7,11 @@
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/* Stores the X11 window ID of the currently focused window */
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xcb_window_t focused_id = XCB_NONE;
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/* The bottom-to-top window stack of all windows which are managed by i3.
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* Used for x_get_window_stack(). */
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static xcb_window_t *btt_stack;
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static int btt_stack_num;
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/*
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* Describes the X11 state we may modify (map state, position, window stack).
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* There is one entry per container. The state represents the current situation
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@ -21,6 +26,9 @@ typedef struct con_state {
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bool unmap_now;
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bool child_mapped;
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/** The con for which this state is. */
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Con *con;
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/* For reparenting, we have a flag (need_reparent) and the X ID of the old
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* frame this window was in. The latter is necessary because we need to
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* ignore UnmapNotify events (by changing the window event mask). */
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@ -112,6 +120,7 @@ void x_reinit(Con *con) {
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DLOG("resetting state %p to initial\n", state);
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state->initial = true;
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state->child_mapped = false;
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state->con = con;
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memset(&(state->window_rect), 0, sizeof(Rect));
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}
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@ -148,6 +157,9 @@ void x_move_win(Con *src, Con *dest) {
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return;
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}
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state_dest->con = state_src->con;
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state_src->con = NULL;
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Rect zero = { 0, 0, 0, 0 };
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if (memcmp(&(state_dest->window_rect), &(zero), sizeof(Rect)) == 0) {
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memcpy(&(state_dest->window_rect), &(state_src->window_rect), sizeof(Rect));
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@ -753,14 +765,31 @@ void x_push_changes(Con *con) {
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}
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//DLOG("Done, EnterNotify disabled\n");
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bool order_changed = false;
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/* count first, necessary to (re)allocate memory for the bottom-to-top
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* stack afterwards */
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int cnt = 0;
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CIRCLEQ_FOREACH_REVERSE(state, &state_head, state)
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if (state->con && state->con->window)
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cnt++;
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if (cnt != btt_stack_num) {
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btt_stack = srealloc(btt_stack, sizeof(xcb_window_t) * cnt);
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btt_stack_num = cnt;
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}
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xcb_window_t *walk = btt_stack;
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/* X11 correctly represents the stack if we push it from bottom to top */
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CIRCLEQ_FOREACH_REVERSE(state, &state_head, state) {
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if (state->con && state->con->window)
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memcpy(walk++, &(state->con->window->id), sizeof(xcb_window_t));
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//DLOG("stack: 0x%08x\n", state->id);
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con_state *prev = CIRCLEQ_PREV(state, state);
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con_state *old_prev = CIRCLEQ_PREV(state, old_state);
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if (prev != old_prev)
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if ((prev != old_prev || state->initial) && prev != CIRCLEQ_END(&state_head)) {
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order_changed = true;
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if ((state->initial || order_changed) && prev != CIRCLEQ_END(&state_head)) {
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DLOG("Stacking 0x%08x above 0x%08x\n", prev->id, state->id);
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uint32_t mask = 0;
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mask |= XCB_CONFIG_WINDOW_SIBLING;
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@ -771,6 +800,12 @@ void x_push_changes(Con *con) {
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}
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state->initial = false;
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}
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/* If we re-stacked something (or a new window appeared), we need to update
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* the _NET_CLIENT_LIST_STACKING hint */
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if (order_changed)
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ewmh_update_client_list_stacking(btt_stack, btt_stack_num);
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//DLOG("Re-enabling EnterNotify\n");
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values[0] = FRAME_EVENT_MASK;
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CIRCLEQ_FOREACH_REVERSE(state, &state_head, state) {
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