xinerama: correctly put windows which are assigned to a specific screen on that screen when it becomes available (Thanks badboy)

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Michael Stapelberg 2009-12-21 22:30:08 +01:00
parent 0b5554c762
commit e900a8d23d
5 changed files with 86 additions and 34 deletions

View File

@ -44,6 +44,17 @@ bool workspace_is_visible(Workspace *ws);
/** Switches to the given workspace */
void workspace_show(xcb_connection_t *conn, int workspace);
/**
* Assigns the given workspace to the given screen by correctly updating its
* state and reconfiguring all the clients on this workspace.
*
* This is called when initializing a screen and when re-assigning it to a
* different screen which just got available (if you configured it to be on
* screen 1 and you just plugged in screen 1).
*
*/
void workspace_assign_to(Workspace *ws, i3Screen *screen);
/**
* Initializes the given workspace if it is not already initialized. The given
* screen is to be understood as a fallback, if the workspace itself either
@ -51,7 +62,7 @@ void workspace_show(xcb_connection_t *conn, int workspace);
* the screen is not attached at the moment.
*
*/
void workspace_initialize(Workspace *ws, i3Screen *screen);
void workspace_initialize(Workspace *ws, i3Screen *screen, bool recheck);
/**
* Gets the first unused workspace for the given screen, taking into account

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@ -531,7 +531,7 @@ static void move_floating_window_to_workspace(xcb_connection_t *conn, Client *cl
LOG("moving floating\n");
workspace_initialize(t_ws, c_ws->screen);
workspace_initialize(t_ws, c_ws->screen, false);
/* Check if there is already a fullscreen client on the destination workspace and
* stop moving if so. */
@ -592,7 +592,7 @@ static void move_current_window_to_workspace(xcb_connection_t *conn, int workspa
if (to_focus == NULL)
to_focus = CIRCLEQ_PREV_OR_NULL(&(container->clients), current_client, clients);
workspace_initialize(t_ws, container->workspace->screen);
workspace_initialize(t_ws, container->workspace->screen, false);
/* Check if there is already a fullscreen client on the destination workspace and
* stop moving if so. */
if (current_client->fullscreen && (t_ws->fullscreen_client != NULL)) {

View File

@ -340,7 +340,7 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
DLOG("Changing container/workspace and unmapping the client\n");
Workspace *t_ws = workspace_get(assign->workspace-1);
workspace_initialize(t_ws, c_ws->screen);
workspace_initialize(t_ws, c_ws->screen, false);
new->container = t_ws->table[t_ws->current_col][t_ws->current_row];
new->workspace = t_ws;

View File

@ -117,7 +117,7 @@ void workspace_show(xcb_connection_t *conn, int workspace) {
c_ws->current_col = current_col;
/* Check if the workspace has not been used yet */
workspace_initialize(t_ws, c_ws->screen);
workspace_initialize(t_ws, c_ws->screen, false);
if (c_ws->screen != t_ws->screen) {
/* We need to switch to the other screen first */
@ -244,6 +244,49 @@ static i3Screen *get_screen_from_preference(struct screens_head *slist, char *pr
return NULL;
}
/*
* Assigns the given workspace to the given screen by correctly updating its
* state and reconfiguring all the clients on this workspace.
*
* This is called when initializing a screen and when re-assigning it to a
* different screen which just got available (if you configured it to be on
* screen 1 and you just plugged in screen 1).
*
*/
void workspace_assign_to(Workspace *ws, i3Screen *screen) {
Client *client;
bool empty = true;
ws->screen = screen;
/* Copy the dimensions from the virtual screen */
memcpy(&(ws->rect), &(ws->screen->rect), sizeof(Rect));
/* Force reconfiguration for each client on that workspace */
FOR_TABLE(ws)
CIRCLEQ_FOREACH(client, &(ws->table[cols][rows]->clients), clients) {
client->force_reconfigure = true;
empty = false;
}
if (empty)
return;
/* Render the workspace to reconfigure the clients. However, they will be visible now, so… */
render_workspace(global_conn, screen, ws);
/* …unless we want to see them at the moment, we should hide that workspace */
if (workspace_is_visible(ws))
return;
workspace_unmap_clients(global_conn, ws);
if (c_ws == ws) {
DLOG("Need to adjust c_ws...\n");
c_ws = screen->current_workspace;
}
}
/*
* Initializes the given workspace if it is not already initialized. The given
* screen is to be understood as a fallback, if the workspace itself either
@ -251,12 +294,16 @@ static i3Screen *get_screen_from_preference(struct screens_head *slist, char *pr
* the screen is not attached at the moment.
*
*/
void workspace_initialize(Workspace *ws, i3Screen *screen) {
if (ws->screen != NULL) {
void workspace_initialize(Workspace *ws, i3Screen *screen, bool recheck) {
i3Screen *old_screen;
if (ws->screen != NULL && !recheck) {
DLOG("Workspace already initialized\n");
return;
}
old_screen = ws->screen;
/* If this workspace has no preferred screen or if the screen it wants
* to be on is not available at the moment, we initialize it with
* the screen which was given */
@ -264,8 +311,12 @@ void workspace_initialize(Workspace *ws, i3Screen *screen) {
(ws->screen = get_screen_from_preference(virtual_screens, ws->preferred_screen)) == NULL)
ws->screen = screen;
/* Copy the dimensions from the virtual screen */
memcpy(&(ws->rect), &(ws->screen->rect), sizeof(Rect));
DLOG("old_screen = %p, ws->screen = %p\n", old_screen, ws->screen);
/* If the assignment did not change, we do not need to update anything */
if (old_screen != NULL && ws->screen == old_screen)
return;
workspace_assign_to(ws, ws->screen);
}
/*
@ -308,7 +359,7 @@ Workspace *get_first_workspace_for_screen(struct screens_head *slist, i3Screen *
result = workspace_get(last_ws + 1);
}
workspace_initialize(result, screen);
workspace_initialize(result, screen, false);
return result;
}

View File

@ -203,12 +203,14 @@ static void query_screens(xcb_connection_t *conn, struct screens_head *screenlis
for (int screen = 0; screen < screens; screen++) {
i3Screen *s = get_screen_at(screen_info[screen].x_org, screen_info[screen].y_org, screenlist);
if (s != NULL) {
DLOG("Re-used old Xinerama screen %p\n", s);
/* This screen already exists. We use the littlest screen so that the user
can always see the complete workspace */
s->rect.width = min(s->rect.width, screen_info[screen].width);
s->rect.height = min(s->rect.height, screen_info[screen].height);
} else {
s = calloc(sizeof(i3Screen), 1);
DLOG("Created new Xinerama screen %p\n", s);
s->rect.x = screen_info[screen].x_org;
s->rect.y = screen_info[screen].y_org;
s->rect.width = screen_info[screen].width;
@ -331,7 +333,7 @@ void xinerama_requery_screens(xcb_connection_t *conn) {
Rect bar_rect = {screen->rect.x,
screen->rect.y + screen->rect.height - (font->height + 6),
screen->rect.x + screen->rect.width,
screen->rect.width,
font->height + 6};
DLOG("configuring bar to be at %d x %d with %d x %d\n",
@ -401,34 +403,13 @@ void xinerama_requery_screens(xcb_connection_t *conn) {
if (ws->reassigned)
continue;
Client *client;
DLOG("Closing bar window (%p)\n", ws->screen->bar);
xcb_destroy_window(conn, ws->screen->bar);
DLOG("Workspace %d's screen out of bounds, assigning to first screen\n", ws->num + 1);
ws->screen = first;
memcpy(&(ws->rect), &(first->rect), sizeof(Rect));
/* Force reconfiguration for each client on that workspace */
FOR_TABLE(ws)
CIRCLEQ_FOREACH(client, &(ws->table[cols][rows]->clients), clients)
client->force_reconfigure = true;
/* Render the workspace to reconfigure the clients. However, they will be visible now, so… */
render_workspace(conn, first, ws);
/* …unless we want to see them at the moment, we should hide that workspace */
if (workspace_is_visible(ws))
continue;
workspace_unmap_clients(conn, ws);
if (c_ws == ws) {
DLOG("Need to adjust c_ws...\n");
c_ws = first->current_workspace;
}
workspace_assign_to(ws, first);
}
xcb_flush(conn);
/* Free the old list */
@ -441,6 +422,15 @@ void xinerama_requery_screens(xcb_connection_t *conn) {
virtual_screens = new_screens;
/* Check for workspaces which need to be assigned to specific screens
* which may now be available */
TAILQ_FOREACH(ws, workspaces, workspaces) {
if (ws->preferred_screen == NULL)
continue;
workspace_initialize(ws, ws->screen, true);
}
DLOG("Current workspace is now: %d\n", first->current_workspace);
render_layout(conn);