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Refactor functions for easy reuse

This commit is contained in:
Ingo Bürk 2015-03-04 09:22:25 +01:00
parent bcc1314a2d
commit eb73059c61
5 changed files with 150 additions and 119 deletions
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7
include/output.h
View File

@ -14,3 +14,10 @@
*
*/
Con *output_get_content(Con *output);
/**
* Returns an 'output' corresponding to one of left/right/down/up or a specific
* output name.
*
*/
Output *get_output_from_string(Output *current_output, const char *output_str);

7
include/workspace.h
View File

@ -179,3 +179,10 @@ Con *workspace_attach_to(Con *ws);
* The container inherits the layout from the workspace.
*/
Con *workspace_encapsulate(Con *ws);
/**
* Move the given workspace to the specified output.
* This returns true if and only if moving the workspace was successful.
*
*/
bool workspace_move_to_output(Con *ws, char *output);

125
src/commands.c
View File

@ -62,28 +62,6 @@ static bool definitelyGreaterThan(float a, float b, float epsilon) {
return (a - b) > ((fabs(a) < fabs(b) ? fabs(b) : fabs(a)) * epsilon);
}
/*
* Returns an 'output' corresponding to one of left/right/down/up or a specific
* output name.
*
*/
static Output *get_output_from_string(Output *current_output, const char *output_str) {
Output *output;
if (strcasecmp(output_str, "left") == 0)
output = get_output_next_wrap(D_LEFT, current_output);
else if (strcasecmp(output_str, "right") == 0)
output = get_output_next_wrap(D_RIGHT, current_output);
else if (strcasecmp(output_str, "up") == 0)
output = get_output_next_wrap(D_UP, current_output);
else if (strcasecmp(output_str, "down") == 0)
output = get_output_next_wrap(D_DOWN, current_output);
else
output = get_output_by_name(output_str);
return output;
}
/*
* Returns the output containing the given container.
*/
@ -1259,101 +1237,12 @@ void cmd_move_workspace_to_output(I3_CMD, char *name) {
owindow *current;
TAILQ_FOREACH(current, &owindows, owindows) {
Output *current_output = get_output_of_con(current->con);
if (!current_output) {
ELOG("Cannot get current output. This is a bug in i3.\n");
ysuccess(false);
return;
}
Output *output = get_output_from_string(current_output, name);
if (!output) {
ELOG("Could not get output from string \"%s\"\n", name);
ysuccess(false);
return;
}
Con *content = output_get_content(output->con);
LOG("got output %p with content %p\n", output, content);
Con *previously_visible_ws = TAILQ_FIRST(&(content->nodes_head));
LOG("Previously visible workspace = %p / %s\n", previously_visible_ws, previously_visible_ws->name);
Con *ws = con_get_workspace(current->con);
LOG("should move workspace %p / %s\n", ws, ws->name);
bool workspace_was_visible = workspace_is_visible(ws);
if (con_num_children(ws->parent) == 1) {
LOG("Creating a new workspace to replace \"%s\" (last on its output).\n", ws->name);
/* check if we can find a workspace assigned to this output */
bool used_assignment = false;
struct Workspace_Assignment *assignment;
TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
if (strcmp(assignment->output, current_output->name) != 0)
continue;
/* check if this workspace is already attached to the tree */
Con *workspace = NULL, *out;
TAILQ_FOREACH(out, &(croot->nodes_head), nodes)
GREP_FIRST(workspace, output_get_content(out),
!strcasecmp(child->name, assignment->name));
if (workspace != NULL)
continue;
/* so create the workspace referenced to by this assignment */
LOG("Creating workspace from assignment %s.\n", assignment->name);
workspace_get(assignment->name, NULL);
used_assignment = true;
break;
}
/* if we couldn't create the workspace using an assignment, create
* it on the output */
if (!used_assignment)
create_workspace_on_output(current_output, ws->parent);
/* notify the IPC listeners */
ipc_send_workspace_event("init", ws, NULL);
}
DLOG("Detaching\n");
/* detach from the old output and attach to the new output */
Con *old_content = ws->parent;
con_detach(ws);
if (workspace_was_visible) {
/* The workspace which we just detached was visible, so focus
* the next one in the focus-stack. */
Con *focus_ws = TAILQ_FIRST(&(old_content->focus_head));
LOG("workspace was visible, focusing %p / %s now\n", focus_ws, focus_ws->name);
workspace_show(focus_ws);
}
con_attach(ws, content, false);
/* fix the coordinates of the floating containers */
Con *floating_con;
TAILQ_FOREACH(floating_con, &(ws->floating_head), floating_windows)
floating_fix_coordinates(floating_con, &(old_content->rect), &(content->rect));
ipc_send_workspace_event("move", ws, NULL);
if (workspace_was_visible) {
/* Focus the moved workspace on the destination output. */
workspace_show(ws);
}
/* 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.
* Instead, we loop through the available workspaces and only work with
* previously_visible_ws if we still find it. */
TAILQ_FOREACH(ws, &(content->nodes_head), nodes) {
if (ws != previously_visible_ws)
continue;
/* Call the on_remove_child callback of the workspace which previously
* was visible on the destination output. Since it is no longer
* visible, it might need to get cleaned up. */
CALL(previously_visible_ws, on_remove_child);
break;
bool success = workspace_move_to_output(ws, name);
if (!success) {
ELOG("Failed to move workspace to output.\n");
ysuccess(false);
return;
}
}
@ -2046,9 +1935,7 @@ void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) {
continue;
}
/* Focus this workspace for now, we will restore the previous focus anyway. */
con_focus(workspace);
cmd_move_workspace_to_output(current_match, cmd_output, assignment->output);
workspace_move_to_output(workspace, assignment->output);
break;
}

22
src/output.c
View File

@ -24,3 +24,25 @@ Con *output_get_content(Con *output) {
return NULL;
}
/*
* Returns an 'output' corresponding to one of left/right/down/up or a specific
* output name.
*
*/
Output *get_output_from_string(Output *current_output, const char *output_str) {
Output *output;
if (strcasecmp(output_str, "left") == 0)
output = get_output_next_wrap(D_LEFT, current_output);
else if (strcasecmp(output_str, "right") == 0)
output = get_output_next_wrap(D_RIGHT, current_output);
else if (strcasecmp(output_str, "up") == 0)
output = get_output_next_wrap(D_UP, current_output);
else if (strcasecmp(output_str, "down") == 0)
output = get_output_next_wrap(D_DOWN, current_output);
else
output = get_output_by_name(output_str);
return output;
}

108
src/workspace.c
View File

@ -879,3 +879,111 @@ Con *workspace_encapsulate(Con *ws) {
return new;
}
/**
* Move the given workspace to the specified output.
* This returns true if and only if moving the workspace was successful.
*/
bool workspace_move_to_output(Con *ws, char *name) {
LOG("Trying to move workspace %p / %s to output \"%s\".\n", ws, ws->name, name);
Con *current_output_con = con_get_output(ws);
if (!current_output_con) {
ELOG("Could not get the output container for workspace %p / %s.\n", ws, ws->name);
return false;
}
Output *current_output = get_output_by_name(current_output_con->name);
if (!current_output) {
ELOG("Cannot get current output. This is a bug in i3.\n");
return false;
}
Output *output = get_output_from_string(current_output, name);
if (!output) {
ELOG("Could not get output from string \"%s\"\n", name);
return false;
}
Con *content = output_get_content(output->con);
LOG("got output %p with content %p\n", output, content);
Con *previously_visible_ws = TAILQ_FIRST(&(content->nodes_head));
LOG("Previously visible workspace = %p / %s\n", previously_visible_ws, previously_visible_ws->name);
bool workspace_was_visible = workspace_is_visible(ws);
if (con_num_children(ws->parent) == 1) {
LOG("Creating a new workspace to replace \"%s\" (last on its output).\n", ws->name);
/* check if we can find a workspace assigned to this output */
bool used_assignment = false;
struct Workspace_Assignment *assignment;
TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
if (assignment->output == NULL || strcmp(assignment->output, current_output->name) != 0)
continue;
/* check if this workspace is already attached to the tree */
Con *workspace = NULL, *out;
TAILQ_FOREACH(out, &(croot->nodes_head), nodes)
GREP_FIRST(workspace, output_get_content(out),
!strcasecmp(child->name, assignment->name));
if (workspace != NULL)
continue;
/* so create the workspace referenced to by this assignment */
LOG("Creating workspace from assignment %s.\n", assignment->name);
workspace_get(assignment->name, NULL);
used_assignment = true;
break;
}
/* if we couldn't create the workspace using an assignment, create
* it on the output */
if (!used_assignment)
create_workspace_on_output(current_output, ws->parent);
/* notify the IPC listeners */
ipc_send_workspace_event("init", ws, NULL);
}
DLOG("Detaching\n");
/* detach from the old output and attach to the new output */
Con *old_content = ws->parent;
con_detach(ws);
if (workspace_was_visible) {
/* The workspace which we just detached was visible, so focus
* the next one in the focus-stack. */
Con *focus_ws = TAILQ_FIRST(&(old_content->focus_head));
LOG("workspace was visible, focusing %p / %s now\n", focus_ws, focus_ws->name);
workspace_show(focus_ws);
}
con_attach(ws, content, false);
/* fix the coordinates of the floating containers */
Con *floating_con;
TAILQ_FOREACH(floating_con, &(ws->floating_head), floating_windows)
floating_fix_coordinates(floating_con, &(old_content->rect), &(content->rect));
ipc_send_workspace_event("move", ws, NULL);
if (workspace_was_visible) {
/* Focus the moved workspace on the destination output. */
workspace_show(ws);
}
/* 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.
* Instead, we loop through the available workspaces and only work with
* previously_visible_ws if we still find it. */
TAILQ_FOREACH(ws, &(content->nodes_head), nodes) {
if (ws != previously_visible_ws)
continue;
/* Call the on_remove_child callback of the workspace which previously
* was visible on the destination output. Since it is no longer
* visible, it might need to get cleaned up. */
CALL(previously_visible_ws, on_remove_child);
break;
}
return true;
}