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Re-Implement support for RandR changes

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This commit is contained in:
Michael Stapelberg
2011-01-05 00:16:10 +01:00
parent f54ce1ddda
commit 5098e45f23
8 changed files with 147 additions and 90 deletions
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136
src/randr.c
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@ -3,7 +3,7 @@
*
* i3 - an improved dynamic tiling window manager
*
* © 2009-2010 Michael Stapelberg and contributors
* © 2009-2011 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
@ -215,6 +215,74 @@ void disable_randr(xcb_connection_t *conn) {
randr_disabled = true;
}
/*
* Initializes a CT_OUTPUT Con (searches existing ones from inplace restart
* before) to use for the given Output.
*
* XXX: for assignments, we probably need to move workspace creation from here
* to after the loop in randr_query_outputs().
*
*/
void output_init_con(Output *output) {
Con *con = NULL, *current;
bool reused = false;
static int c = 1;
DLOG("init_con for output %s\n", output->name);
/* Search for a Con with that name directly below the root node. There
* might be one from a restored layout. */
TAILQ_FOREACH(current, &(croot->nodes_head), nodes) {
if (strcmp(current->name, output->name) != 0)
continue;
con = current;
reused = true;
DLOG("Using existing con %p / %s\n", con, con->name);
break;
}
if (con == NULL) {
con = con_new(croot);
FREE(con->name);
con->name = sstrdup(output->name);
con->type = CT_OUTPUT;
}
con->rect = output->rect;
output->con = con;
char *name;
asprintf(&name, "[i3 con] output %s", con->name);
x_set_name(con, name);
free(name);
if (reused) {
DLOG("Not adding workspace, this was a reused con\n");
return;
}
DLOG("Now adding a workspace\n");
/* add a workspace to this output */
Con *ws = con_new(NULL);
ws->type = CT_WORKSPACE;
/* TODO: don't just number workspaces, but get the next assigned one / unused one */
ws->num = c;
FREE(ws->name);
asprintf(&(ws->name), "%d", c);
c++;
con_attach(ws, con, false);
asprintf(&name, "[i3 con] workspace %s", ws->name);
x_set_name(ws, name);
free(name);
ws->fullscreen_mode = CF_OUTPUT;
ws->orientation = HORIZ;
/* TODO: Set focus in main.c */
con_focus(ws);
}
/*
* This function needs to be called when changing the mode of an output when
* it already has some workspaces (or a bar window) assigned.
@ -227,9 +295,12 @@ void disable_randr(xcb_connection_t *conn) {
*
*/
static void output_change_mode(xcb_connection_t *conn, Output *output) {
i3Font *font = load_font(conn, config.font);
//i3Font *font = load_font(conn, config.font);
DLOG("Output mode changed, reconfiguring bar, updating workspaces\n");
DLOG("Output mode changed, updating rect\n");
assert(output->con != NULL);
output->con->rect = output->rect;
#if 0
Rect bar_rect = {output->rect.x,
output->rect.y + output->rect.height - (font->height + 6),
output->rect.x + output->rect.width,
@ -237,7 +308,6 @@ static void output_change_mode(xcb_connection_t *conn, Output *output) {
xcb_set_window_rect(conn, output->bar, bar_rect);
#if 0
/* go through all workspaces and set force_reconfigure */
TAILQ_FOREACH(ws, workspaces, workspaces) {
if (ws->output != output)
@ -442,31 +512,47 @@ void randr_query_outputs() {
if ((first = get_first_output()) == NULL)
die("No usable outputs available\n");
//bool needs_init = (first->current_workspace == NULL);
#if 0
TAILQ_FOREACH(ws, workspaces, workspaces) {
if (ws->output != output)
continue;
workspace_assign_to(ws, first, true);
if (!needs_init)
continue;
//initialize_output(conn, first, ws);
needs_init = false;
/* We need to move the workspaces from the disappearing output to the first output */
/* 1: Get the con to focus next, if the disappearing ws is focused */
Con *next = NULL;
if (TAILQ_FIRST(&(croot->focus_head)) == output->con) {
DLOG("This output (%p) was focused! Getting next\n", output->con);
next = con_next_focused(output->con);
DLOG("next = %p\n", next);
}
Client *dock;
while (!SLIST_EMPTY(&(output->dock_clients))) {
dock = SLIST_FIRST(&(output->dock_clients));
SLIST_REMOVE_HEAD(&(output->dock_clients), dock_clients);
SLIST_INSERT_HEAD(&(first->dock_clients), dock, dock_clients);
/* 2: iterate through workspaces and re-assign them */
Con *current;
while (!TAILQ_EMPTY(&(output->con->nodes_head))) {
current = TAILQ_FIRST(&(output->con->nodes_head));
DLOG("Detaching current = %p / %s\n", current, current->name);
con_detach(current);
DLOG("Re-attaching current = %p / %s\n", current, current->name);
con_attach(current, first->con, false);
DLOG("Done, next\n");
}
DLOG("re-attached all workspaces\n");
if (next) {
DLOG("now focusing next = %p\n", next);
con_focus(next);
}
#endif
//output->current_workspace = NULL;
DLOG("destroying disappearing con %p\n", output->con);
tree_close(output->con, false, true);
DLOG("Done. Should be fine now\n");
output->con = NULL;
output->to_be_disabled = false;
} else if (output->changed) {
}
if (output->active && output->con == NULL) {
DLOG("Need to initialize a Con for output %s\n", output->name);
output_init_con(output);
output->changed = false;
}
if (output->changed) {
output_change_mode(conn, output);
output->changed = false;
}
@ -504,7 +590,7 @@ void randr_init(int *event_base) {
extreply = xcb_get_extension_data(conn, &xcb_randr_id);
if (!extreply->present)
disable_randr(conn);
else randr_query_outputs(conn);
else randr_query_outputs();
if (event_base != NULL)
*event_base = extreply->first_event;