Merge pull request #3397 from orestisf1993/randr-enable-disable

Fix bugs in enabling & disabling randr outputs
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Ingo Bürk 2018-11-10 21:56:34 +01:00 committed by GitHub
commit 56bb806b52
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5 changed files with 42 additions and 70 deletions

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@ -48,7 +48,7 @@ void output_init_con(Output *output);
* Create the first unused workspace.
*
*/
void init_ws_for_output(Output *output, Con *content);
void init_ws_for_output(Output *output);
/**
* Initializes the specified output, assigning the specified workspace to it.

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@ -74,7 +74,7 @@ void fake_outputs_init(const char *output_spec) {
else
TAILQ_INSERT_TAIL(&outputs, new_output, outputs);
output_init_con(new_output);
init_ws_for_output(new_output, output_get_content(new_output->con));
init_ws_for_output(new_output);
num_screens++;
}
new_output->primary = primary;

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@ -420,7 +420,10 @@ void output_init_con(Output *output) {
* Create the first unused workspace.
*
*/
void init_ws_for_output(Output *output, Con *content) {
void init_ws_for_output(Output *output) {
Con *content = output_get_content(output->con);
Con *previous_focus = con_get_workspace(focused);
/* go through all assignments and move the existing workspaces to this output */
struct Workspace_Assignment *assignment;
TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
@ -442,49 +445,18 @@ void init_ws_for_output(Output *output, Con *content) {
continue;
}
/* if so, move it over */
LOG("Moving workspace \"%s\" from output \"%s\" to \"%s\" due to assignment\n",
workspace->name, workspace_out->name, output_primary_name(output));
/* if the workspace is currently visible on that output, we need to
* switch to a different workspace - otherwise the output would end up
* with no active workspace */
bool visible = workspace_is_visible(workspace);
Con *previous = NULL;
if (visible && (previous = TAILQ_NEXT(workspace, focused))) {
LOG("Switching to previously used workspace \"%s\" on output \"%s\"\n",
previous->name, workspace_out->name);
workspace_show(previous);
}
/* Render the output on which the workspace was to get correct Rects.
* Then, we need to work with the "content" container, since we cannot
* be sure that the workspace itself was rendered at all (in case its
* invisible, it wont be rendered). */
render_con(workspace_out, false);
Con *ws_out_content = output_get_content(workspace_out);
Con *floating_con;
TAILQ_FOREACH(floating_con, &(workspace->floating_head), floating_windows)
/* NB: We use output->con here because content is not yet rendered,
* so it has a rect of {0, 0, 0, 0}. */
floating_fix_coordinates(floating_con, &(ws_out_content->rect), &(output->con->rect));
con_detach(workspace);
con_attach(workspace, content, false);
/* In case the workspace we just moved was visible but there was no
* other workspace to switch to, we need to initialize the source
* output as well */
if (visible && previous == NULL) {
LOG("There is no workspace left on \"%s\", re-initializing\n",
workspace_out->name);
init_ws_for_output(get_output_by_name(workspace_out->name, true),
output_get_content(workspace_out));
DLOG("Done re-initializing, continuing with \"%s\"\n", output_primary_name(output));
}
DLOG("Moving workspace \"%s\" from output \"%s\" to \"%s\" due to assignment\n",
workspace->name, workspace_out->name, output_primary_name(output));
/* Need to copy output's rect since content is not yet rendered. We
* can't call render_con here because render_output only proceeds if a
* workspace exists. */
content->rect = output->con->rect;
workspace_move_to_output(workspace, output);
}
/* Temporarily set the focused container, might not be initialized yet. */
focused = content;
/* if a workspace exists, we are done now */
if (!TAILQ_EMPTY(&(content->nodes_head))) {
/* ensure that one of the workspaces is actually visible (in fullscreen
@ -493,10 +465,9 @@ void init_ws_for_output(Output *output, Con *content) {
GREP_FIRST(visible, content, child->fullscreen_mode == CF_OUTPUT);
if (!visible) {
visible = TAILQ_FIRST(&(content->nodes_head));
focused = content;
workspace_show(visible);
}
return;
goto restore_focus;
}
/* otherwise, we create the first assigned ws for this output */
@ -507,17 +478,18 @@ void init_ws_for_output(Output *output, Con *content) {
LOG("Initializing first assigned workspace \"%s\" for output \"%s\"\n",
assignment->name, assignment->output);
focused = content;
workspace_show_by_name(assignment->name);
return;
goto restore_focus;
}
/* if there is still no workspace, we create the first free workspace */
DLOG("Now adding a workspace\n");
Con *ws = create_workspace_on_output(output, content);
workspace_show(create_workspace_on_output(output, content));
/* TODO: Set focus in main.c */
con_focus(ws);
restore_focus:
if (previous_focus) {
workspace_show(previous_focus);
}
}
/*
@ -937,7 +909,7 @@ void randr_query_outputs(void) {
if (!TAILQ_EMPTY(&(content->nodes_head)))
continue;
DLOG("Should add ws for output %s\n", output_primary_name(output));
init_ws_for_output(output, content);
init_ws_for_output(output);
}
/* Focus the primary screen, if possible */
@ -976,13 +948,8 @@ void randr_disable_output(Output *output) {
if (output->con != NULL) {
/* 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 = focused;
DLOG("next = %p\n", next);
}
/* 1: Get the con to focus next */
Con *next = focused;
/* 2: iterate through workspaces and re-assign them, fixing the coordinates
* of floating containers as we go */
@ -1005,15 +972,12 @@ void randr_disable_output(Output *output) {
TAILQ_FOREACH(floating_con, &(current->floating_head), floating_windows) {
floating_fix_coordinates(floating_con, &(output->con->rect), &(first->con->rect));
}
DLOG("Done, next\n");
}
DLOG("re-attached all workspaces\n");
if (next) {
DLOG("now focusing next = %p\n", next);
con_activate(next);
workspace_show(con_get_workspace(next));
}
/* Restore focus after con_detach / con_attach */
DLOG("now focusing next = %p\n", next);
con_focus(next);
workspace_show(con_get_workspace(next));
/* 3: move the dock clients to the first output */
Con *child;
@ -1050,7 +1014,7 @@ void randr_disable_output(Output *output) {
static void fallback_to_root_output(void) {
root_output->active = true;
output_init_con(root_output);
init_ws_for_output(root_output, output_get_content(root_output->con));
init_ws_for_output(root_output);
}
/*

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@ -972,7 +972,11 @@ bool workspace_move_to_output(Con *ws, Output *output) {
LOG("got output %p with content %p\n", output, content);
Con *previously_visible_ws = TAILQ_FIRST(&(content->focus_head));
LOG("Previously visible workspace = %p / %s\n", previously_visible_ws, previously_visible_ws->name);
if (previously_visible_ws) {
DLOG("Previously visible workspace = %p / %s\n", previously_visible_ws, previously_visible_ws->name);
} else {
DLOG("No previously visible workspace on output.\n");
}
bool workspace_was_visible = workspace_is_visible(ws);
if (con_num_children(ws->parent) == 1) {
@ -1030,6 +1034,10 @@ bool workspace_move_to_output(Con *ws, Output *output) {
workspace_show(ws);
}
if (!previously_visible_ws) {
return true;
}
/* NB: We cannot simply work with previously_visible_ws since it might
* have been cleaned up by workspace_show() already, depending on the
* focus order/number of other workspaces on the output.

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@ -71,7 +71,7 @@ static void query_screens(xcb_connection_t *conn) {
else
TAILQ_INSERT_TAIL(&outputs, s, outputs);
output_init_con(s);
init_ws_for_output(s, output_get_content(s->con));
init_ws_for_output(s);
num_screens++;
}
@ -98,7 +98,7 @@ static void use_root_output(xcb_connection_t *conn) {
s->active = true;
TAILQ_INSERT_TAIL(&outputs, s, outputs);
output_init_con(s);
init_ws_for_output(s, output_get_content(s->con));
init_ws_for_output(s);
}
/*