#include #include #include #include #include #include "config.h" #include "stringop.h" #include "container.h" #include "workspace.h" #include "focus.h" #include "border.h" #include "layout.h" #include "input_state.h" #include "log.h" #include "ipc-server.h" #include "output.h" #define ASSERT_NONNULL(PTR) \ sway_assert (PTR, #PTR "must be non-null") static swayc_t *new_swayc(enum swayc_types type) { swayc_t *c = calloc(1, sizeof(swayc_t)); c->handle = -1; c->gaps = -1; c->layout = L_NONE; c->type = type; if (type != C_VIEW) { c->children = create_list(); } return c; } static void free_swayc(swayc_t *cont) { if (!ASSERT_NONNULL(cont)) { return; } if (cont->children) { // remove children until there are no more, free_swayc calls // remove_child, which removes child from this container while (cont->children->length) { free_swayc(cont->children->items[0]); } list_free(cont->children); } if (cont->unmanaged) { list_free(cont->unmanaged); } if (cont->floating) { while (cont->floating->length) { free_swayc(cont->floating->items[0]); } list_free(cont->floating); } if (cont->parent) { remove_child(cont); } if (cont->name) { free(cont->name); } if (cont->class) { free(cont->class); } if (cont->app_id) { free(cont->app_id); } if (cont->bg_pid != 0) { terminate_swaybg(cont->bg_pid); } if (cont->border) { if (cont->border->buffer) { free(cont->border->buffer); } free(cont->border); } free(cont); } static void update_root_geometry() { int width = 0; int height = 0; swayc_t *child; int child_width; int child_height; for (int i = 0; i < root_container.children->length; ++i) { child = root_container.children->items[i]; child_width = child->width + child->x; child_height = child->height + child->y; if (child_width > width) { width = child_width; } if (child_height > height) { height = child_height; } } root_container.width = width; root_container.height = height; } // New containers swayc_t *new_output(wlc_handle handle) { struct wlc_size size; output_get_scaled_size(handle, &size); const char *name = wlc_output_get_name(handle); // Find current outputs to see if this already exists { int i, len = root_container.children->length; for (i = 0; i < len; ++i) { swayc_t *op = root_container.children->items[i]; const char *op_name = op->name; if (op_name && name && strcmp(op_name, name) == 0) { sway_log(L_DEBUG, "restoring output %" PRIuPTR ":%s", handle, op_name); return op; } } } sway_log(L_DEBUG, "New output %" PRIuPTR ":%s", handle, name); struct output_config *oc = NULL, *all = NULL; int i; for (i = 0; i < config->output_configs->length; ++i) { struct output_config *cur = config->output_configs->items[i]; if (strcasecmp(name, cur->name) == 0) { sway_log(L_DEBUG, "Matched output config for %s", name); oc = cur; } if (strcasecmp("*", cur->name) == 0) { sway_log(L_DEBUG, "Matched wildcard output config for %s", name); all = cur; } if (oc && all) { break; } } if (!oc) { oc = all; } if (oc && !oc->enabled) { return NULL; } swayc_t *output = new_swayc(C_OUTPUT); output->handle = handle; output->name = name ? strdup(name) : NULL; output->width = size.w; output->height = size.h; output->unmanaged = create_list(); output->bg_pid = 0; apply_output_config(oc, output); add_child(&root_container, output); // Create workspace char *ws_name = NULL; swayc_t *ws = NULL; if (name) { for (i = 0; i < config->workspace_outputs->length; ++i) { struct workspace_output *wso = config->workspace_outputs->items[i]; if (strcasecmp(wso->output, name) == 0) { sway_log(L_DEBUG, "Matched workspace to output: %s for %s", wso->workspace, wso->output); // Check if any other workspaces are using this name if ((ws = workspace_by_name(wso->workspace))) { // if yes, move those to this output, because they should be here move_workspace_to(ws, output); } else if (!ws_name) { // set a workspace name in case we need to create a default one ws_name = strdup(wso->workspace); } } } } if (output->children->length == 0) { if (!ws_name) { ws_name = workspace_next_name(output->name); } // create and initialize default workspace sway_log(L_DEBUG, "Creating default workspace %s", ws_name); ws = new_workspace(output, ws_name); ws->is_focused = true; } else { sort_workspaces(output); set_focused_container(output->children->items[0]); } free(ws_name); update_root_geometry(); return output; } swayc_t *new_workspace(swayc_t *output, const char *name) { if (!ASSERT_NONNULL(output)) { return NULL; } sway_log(L_DEBUG, "Added workspace %s for output %u", name, (unsigned int)output->handle); swayc_t *workspace = new_swayc(C_WORKSPACE); workspace->prev_layout = L_NONE; workspace->layout = default_layout(output); workspace->x = output->x; workspace->y = output->y; workspace->width = output->width; workspace->height = output->height; workspace->name = strdup(name); workspace->visible = false; workspace->floating = create_list(); add_child(output, workspace); sort_workspaces(output); return workspace; } swayc_t *new_container(swayc_t *child, enum swayc_layouts layout) { if (!ASSERT_NONNULL(child) && !sway_assert(!child->is_floating, "cannot create container around floating window")) { return NULL; } swayc_t *cont = new_swayc(C_CONTAINER); sway_log(L_DEBUG, "creating container %p around %p", cont, child); cont->prev_layout = L_NONE; cont->layout = layout; cont->width = child->width; cont->height = child->height; cont->x = child->x; cont->y = child->y; cont->visible = child->visible; cont->cached_geometry = child->cached_geometry; cont->gaps = child->gaps; /* Container inherits all of workspaces children, layout and whatnot */ if (child->type == C_WORKSPACE) { swayc_t *workspace = child; // reorder focus cont->focused = workspace->focused; workspace->focused = cont; // set all children focu to container int i; for (i = 0; i < workspace->children->length; ++i) { ((swayc_t *)workspace->children->items[i])->parent = cont; } // Swap children list_t *tmp_list = workspace->children; workspace->children = cont->children; cont->children = tmp_list; // add container to workspace chidren add_child(workspace, cont); // give them proper layouts cont->layout = workspace->layout; cont->prev_layout = workspace->prev_layout; /* TODO: might break shit in move_container!!! workspace->layout = layout; */ set_focused_container_for(workspace, get_focused_view(workspace)); } else { // Or is built around container swayc_t *parent = replace_child(child, cont); if (parent) { add_child(cont, child); } } return cont; } swayc_t *new_view(swayc_t *sibling, wlc_handle handle) { if (!ASSERT_NONNULL(sibling)) { return NULL; } const char *title = wlc_view_get_title(handle); swayc_t *view = new_swayc(C_VIEW); sway_log(L_DEBUG, "Adding new view %" PRIuPTR ":%s to container %p %d", handle, title, sibling, sibling ? sibling->type : 0); // Setup values view->handle = handle; view->name = title ? strdup(title) : NULL; const char *class = wlc_view_get_class(handle); view->class = class ? strdup(class) : NULL; const char *app_id = wlc_view_get_app_id(handle); view->app_id = app_id ? strdup(app_id) : NULL; view->visible = true; view->is_focused = true; view->sticky = false; view->width = 0; view->height = 0; view->desired_width = -1; view->desired_height = -1; // setup border view->border_type = config->border; view->border_thickness = config->border_thickness; view->is_floating = false; if (sibling->type == C_WORKSPACE) { // Case of focused workspace, just create as child of it add_child(sibling, view); } else { // Regular case, create as sibling of current container add_sibling(sibling, view); } return view; } swayc_t *new_floating_view(wlc_handle handle) { if (swayc_active_workspace() == NULL) { return NULL; } const char *title = wlc_view_get_title(handle); swayc_t *view = new_swayc(C_VIEW); sway_log(L_DEBUG, "Adding new view %" PRIuPTR ":%x:%s as a floating view", handle, wlc_view_get_type(handle), title); // Setup values view->handle = handle; view->name = title ? strdup(title) : NULL; const char *class = wlc_view_get_class(handle); view->class = class ? strdup(class) : NULL; const char *app_id = wlc_view_get_app_id(handle); view->app_id = app_id ? strdup(app_id) : NULL; view->visible = true; view->sticky = false; // Set the geometry of the floating view struct wlc_geometry geometry; wlc_view_get_visible_geometry(handle, &geometry); // give it requested geometry, but place in center view->x = (swayc_active_workspace()->width - geometry.size.w) / 2; view->y = (swayc_active_workspace()->height- geometry.size.h) / 2; view->width = geometry.size.w; view->height = geometry.size.h; view->desired_width = view->width; view->desired_height = view->height; // setup border view->border_type = config->floating_border; view->border_thickness = config->floating_border_thickness; view->is_floating = true; // Case of focused workspace, just create as child of it list_add(swayc_active_workspace()->floating, view); view->parent = swayc_active_workspace(); if (swayc_active_workspace()->focused == NULL) { set_focused_container_for(swayc_active_workspace(), view); } return view; } void floating_view_sane_size(swayc_t *view) { // floating_minimum is used as sane value. // floating_maximum has priority in case of conflict // TODO: implement total_outputs_dimensions() if (config->floating_minimum_height != -1 && view->desired_height < config->floating_minimum_height) { view->desired_height = config->floating_minimum_height; } if (config->floating_minimum_width != -1 && view->desired_width < config->floating_minimum_width) { view->desired_width = config->floating_minimum_width; } // if 0 do not resize, only enforce max value if (config->floating_maximum_height == 0) { // Missing total_outputs_dimensions() using swayc_active_workspace() config->floating_maximum_height = swayc_active_workspace()->height; } else if (config->floating_maximum_height != -1 && view->desired_height > config->floating_maximum_height) { view->desired_height = config->floating_maximum_height; } // if 0 do not resize, only enforce max value if (config->floating_maximum_width == 0) { // Missing total_outputs_dimensions() using swayc_active_workspace() config->floating_maximum_width = swayc_active_workspace()->width; } else if (config->floating_maximum_width != -1 && view->desired_width > config->floating_maximum_width) { view->desired_width = config->floating_maximum_width; } sway_log(L_DEBUG, "Sane values for view to %d x %d @ %.f, %.f", view->desired_width, view->desired_height, view->x, view->y); return; } // Destroy container swayc_t *destroy_output(swayc_t *output) { if (!ASSERT_NONNULL(output)) { return NULL; } if (output->children->length > 0) { // TODO save workspaces when there are no outputs. // TODO also check if there will ever be no outputs except for exiting // program if (root_container.children->length > 1) { int p = root_container.children->items[0] == output; // Move workspace from this output to another output while (output->children->length) { swayc_t *child = output->children->items[0]; remove_child(child); add_child(root_container.children->items[p], child); } sort_workspaces(root_container.children->items[p]); update_visibility(root_container.children->items[p]); arrange_windows(root_container.children->items[p], -1, -1); } } sway_log(L_DEBUG, "OUTPUT: Destroying output '%" PRIuPTR "'", output->handle); free_swayc(output); update_root_geometry(); return &root_container; } swayc_t *destroy_workspace(swayc_t *workspace) { if (!ASSERT_NONNULL(workspace)) { return NULL; } // Do not destroy this if it's the last workspace on this output swayc_t *output = swayc_parent_by_type(workspace, C_OUTPUT); if (output && output->children->length == 1) { return NULL; } swayc_t *parent = workspace->parent; // destroy the WS if there are no children if (workspace->children->length == 0 && workspace->floating->length == 0) { sway_log(L_DEBUG, "destroying workspace '%s'", workspace->name); ipc_event_workspace(workspace, NULL, "empty"); } else { // Move children to a different workspace on this output swayc_t *new_workspace = NULL; int i; for(i = 0; i < output->children->length; i++) { if(output->children->items[i] != workspace) { break; } } new_workspace = output->children->items[i]; sway_log(L_DEBUG, "moving children to different workspace '%s' -> '%s'", workspace->name, new_workspace->name); for(i = 0; i < workspace->children->length; i++) { move_container_to(workspace->children->items[i], new_workspace); } for(i = 0; i < workspace->floating->length; i++) { move_container_to(workspace->floating->items[i], new_workspace); } } free_swayc(workspace); return parent; } swayc_t *destroy_container(swayc_t *container) { if (!ASSERT_NONNULL(container)) { return NULL; } while (container->children->length == 0 && container->type == C_CONTAINER) { sway_log(L_DEBUG, "Container: Destroying container '%p'", container); swayc_t *parent = container->parent; free_swayc(container); container = parent; } return container; } swayc_t *destroy_view(swayc_t *view) { if (!ASSERT_NONNULL(view)) { return NULL; } sway_log(L_DEBUG, "Destroying view '%p'", view); swayc_t *parent = view->parent; free_swayc(view); // Destroy empty containers if (parent->type == C_CONTAINER) { return destroy_container(parent); } return parent; } // Container lookup swayc_t *swayc_by_test(swayc_t *container, bool (*test)(swayc_t *view, void *data), void *data) { if (!container->children) { return NULL; } // Special case for checking floating stuff int i; if (container->type == C_WORKSPACE) { for (i = 0; i < container->floating->length; ++i) { swayc_t *child = container->floating->items[i]; if (test(child, data)) { return child; } } } for (i = 0; i < container->children->length; ++i) { swayc_t *child = container->children->items[i]; if (test(child, data)) { return child; } else { swayc_t *res = swayc_by_test(child, test, data); if (res) { return res; } } } return NULL; } static bool test_name(swayc_t *view, void *data) { if (!view || !view->name) { return false; } return strcmp(view->name, data) == 0; } swayc_t *swayc_by_name(const char *name) { return swayc_by_test(&root_container, test_name, (void *)name); } swayc_t *swayc_parent_by_type(swayc_t *container, enum swayc_types type) { if (!ASSERT_NONNULL(container)) { return NULL; } if (!sway_assert(type < C_TYPES && type >= C_ROOT, "invalid type")) { return NULL; } do { container = container->parent; } while (container && container->type != type); return container; } swayc_t *swayc_parent_by_layout(swayc_t *container, enum swayc_layouts layout) { if (!ASSERT_NONNULL(container)) { return NULL; } if (!sway_assert(layout < L_LAYOUTS && layout >= L_NONE, "invalid layout")) { return NULL; } do { container = container->parent; } while (container && container->layout != layout); return container; } swayc_t *swayc_focus_by_type(swayc_t *container, enum swayc_types type) { if (!ASSERT_NONNULL(container)) { return NULL; } if (!sway_assert(type < C_TYPES && type >= C_ROOT, "invalid type")) { return NULL; } do { container = container->focused; } while (container && container->type != type); return container; } swayc_t *swayc_focus_by_layout(swayc_t *container, enum swayc_layouts layout) { if (!ASSERT_NONNULL(container)) { return NULL; } if (!sway_assert(layout < L_LAYOUTS && layout >= L_NONE, "invalid layout")) { return NULL; } do { container = container->focused; } while (container && container->layout != layout); return container; } static swayc_t *_swayc_by_handle_helper(wlc_handle handle, swayc_t *parent) { if (!parent || !parent->children) { return NULL; } int i, len; swayc_t **child; if (parent->type == C_WORKSPACE) { len = parent->floating->length; child = (swayc_t **)parent->floating->items; for (i = 0; i < len; ++i, ++child) { if ((*child)->handle == handle) { return *child; } } } len = parent->children->length; child = (swayc_t**)parent->children->items; for (i = 0; i < len; ++i, ++child) { if ((*child)->handle == handle) { return *child; } else { swayc_t *res; if ((res = _swayc_by_handle_helper(handle, *child))) { return res; } } } return NULL; } swayc_t *swayc_by_handle(wlc_handle handle) { return _swayc_by_handle_helper(handle, &root_container); } swayc_t *swayc_active_output(void) { return root_container.focused; } swayc_t *swayc_active_workspace(void) { return root_container.focused ? root_container.focused->focused : NULL; } swayc_t *swayc_active_workspace_for(swayc_t *cont) { if (!cont) { return NULL; } switch (cont->type) { case C_ROOT: cont = cont->focused; /* Fallthrough */ case C_OUTPUT: cont = cont ? cont->focused : NULL; /* Fallthrough */ case C_WORKSPACE: return cont; default: return swayc_parent_by_type(cont, C_WORKSPACE); } } static bool pointer_test(swayc_t *view, void *_origin) { const struct wlc_point *origin = _origin; // Determine the output that the view is under swayc_t *parent = swayc_parent_by_type(view, C_OUTPUT); if (origin->x >= view->x && origin->y >= view->y && origin->x < view->x + view->width && origin->y < view->y + view->height && view->visible && parent == root_container.focused) { return true; } return false; } swayc_t *container_under_pointer(void) { // root.output->workspace if (!root_container.focused || !root_container.focused->focused) { return NULL; } swayc_t *lookup = root_container.focused->focused; // Case of empty workspace if (lookup->children == 0) { return NULL; } struct wlc_point origin; wlc_pointer_get_position(&origin); while (lookup && lookup->type != C_VIEW) { int i; int len; // if tabbed/stacked go directly to focused container, otherwise search // children if (lookup->layout == L_TABBED || lookup->layout == L_STACKED) { lookup = lookup->focused; continue; } // if workspace, search floating if (lookup->type == C_WORKSPACE) { i = len = lookup->floating->length; bool got_floating = false; while (--i > -1) { if (pointer_test(lookup->floating->items[i], &origin)) { lookup = lookup->floating->items[i]; got_floating = true; break; } } if (got_floating) { continue; } } // search children len = lookup->children->length; for (i = 0; i < len; ++i) { if (pointer_test(lookup->children->items[i], &origin)) { lookup = lookup->children->items[i]; break; } } // when border and titles are done, this could happen if (i == len) { break; } } return lookup; } // Container information bool swayc_is_fullscreen(swayc_t *view) { return view && view->type == C_VIEW && (wlc_view_get_state(view->handle) & WLC_BIT_FULLSCREEN); } bool swayc_is_active(swayc_t *view) { return view && view->type == C_VIEW && (wlc_view_get_state(view->handle) & WLC_BIT_ACTIVATED); } bool swayc_is_parent_of(swayc_t *parent, swayc_t *child) { while (child != &root_container) { child = child->parent; if (child == parent) { return true; } } return false; } bool swayc_is_child_of(swayc_t *child, swayc_t *parent) { return swayc_is_parent_of(parent, child); } bool swayc_is_empty_workspace(swayc_t *container) { return container->type == C_WORKSPACE && container->children->length == 0; } int swayc_gap(swayc_t *container) { if (container->type == C_VIEW || container->type == C_CONTAINER) { return container->gaps >= 0 ? container->gaps : config->gaps_inner; } else if (container->type == C_WORKSPACE) { int base = container->gaps >= 0 ? container->gaps : config->gaps_outer; if (config->edge_gaps && !(config->smart_gaps && container->children->length == 1)) { // the inner gap is created via a margin around each window which // is half the gap size, so the workspace also needs half a gap // size to make the outermost gap the same size (excluding the // actual "outer gap" size which is handled independently) return base + config->gaps_inner / 2; } else if (config->smart_gaps && container->children->length == 1) { return 0; } else { return base; } } else { return 0; } } // Mapping void container_map(swayc_t *container, void (*f)(swayc_t *view, void *data), void *data) { if (container) { f(container, data); int i; if (container->children) { for (i = 0; i < container->children->length; ++i) { swayc_t *child = container->children->items[i]; container_map(child, f, data); } } if (container->floating) { for (i = 0; i < container->floating->length; ++i) { swayc_t *child = container->floating->items[i]; container_map(child, f, data); } } } } void update_visibility_output(swayc_t *container, wlc_handle output) { // Inherit visibility swayc_t *parent = container->parent; container->visible = parent->visible; // special cases where visibility depends on focus if (parent->type == C_OUTPUT || parent->layout == L_TABBED || parent->layout == L_STACKED) { container->visible = parent->focused == container && parent->visible; } // Set visibility and output for view if (container->type == C_VIEW) { wlc_view_set_output(container->handle, output); wlc_view_set_mask(container->handle, container->visible ? VISIBLE : 0); } // Update visibility for children else { if (container->children) { int i, len = container->children->length; for (i = 0; i < len; ++i) { update_visibility_output(container->children->items[i], output); } } if (container->floating) { int i, len = container->floating->length; for (i = 0; i < len; ++i) { update_visibility_output(container->floating->items[i], output); } } } } void update_visibility(swayc_t *container) { if (!container) return; switch (container->type) { case C_ROOT: container->visible = true; if (container->children) { int i, len = container->children->length; for (i = 0; i < len; ++i) { update_visibility(container->children->items[i]); } } return; case C_OUTPUT: container->visible = true; if (container->children) { int i, len = container->children->length; for (i = 0; i < len; ++i) { update_visibility_output(container->children->items[i], container->handle); } } return; default: { swayc_t *op = swayc_parent_by_type(container, C_OUTPUT); update_visibility_output(container, op->handle); } } } void set_gaps(swayc_t *view, void *_data) { int *data = _data; if (!ASSERT_NONNULL(view)) { return; } if (view->type == C_WORKSPACE || view->type == C_VIEW) { view->gaps = *data; } } void add_gaps(swayc_t *view, void *_data) { int *data = _data; if (!ASSERT_NONNULL(view)) { return; } if (view->type == C_WORKSPACE || view->type == C_VIEW) { if ((view->gaps += *data) < 0) { view->gaps = 0; } } } static void close_view(swayc_t *container, void *data) { if (container->type == C_VIEW) { wlc_view_close(container->handle); } } void close_views(swayc_t *container) { container_map(container, close_view, NULL); } swayc_t *swayc_tabbed_stacked_ancestor(swayc_t *view) { swayc_t *parent = NULL; if (!ASSERT_NONNULL(view)) { return NULL; } while (view->type != C_WORKSPACE && view->parent && view->parent->type != C_WORKSPACE) { view = view->parent; if (view->layout == L_TABBED || view->layout == L_STACKED) { parent = view; } } return parent; } swayc_t *swayc_tabbed_stacked_parent(swayc_t *con) { if (!ASSERT_NONNULL(con)) { return NULL; } if (con->parent && (con->parent->layout == L_TABBED || con->parent->layout == L_STACKED)) { return con->parent; } return NULL; }