From c08f9bf257c38c92a75988d89fba2d4de6bb2aea Mon Sep 17 00:00:00 2001 From: Ryan Dwyer Date: Sat, 19 May 2018 22:54:50 +1000 Subject: [PATCH] Implement tabbed layout --- include/sway/tree/container.h | 2 +- sway/commands/layout.c | 2 + sway/desktop/output.c | 192 +++++++++++++++++++++++- sway/input/cursor.c | 2 +- sway/tree/arrange.c | 44 +++++- sway/tree/container.c | 271 ++++++++++++++++++++++++---------- sway/tree/layout.c | 11 +- sway/tree/view.c | 1 + 8 files changed, 438 insertions(+), 87 deletions(-) diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h index e7e9d944..598a4f3d 100644 --- a/include/sway/tree/container.h +++ b/include/sway/tree/container.h @@ -162,7 +162,7 @@ struct sway_container *container_parent(struct sway_container *container, * is a view and the view contains a surface at those coordinates. */ struct sway_container *container_at(struct sway_container *container, - double lx, double ly, struct wlr_surface **surface, + double ox, double oy, struct wlr_surface **surface, double *sx, double *sy); /** diff --git a/sway/commands/layout.c b/sway/commands/layout.c index bb36bb18..8aa321ae 100644 --- a/sway/commands/layout.c +++ b/sway/commands/layout.c @@ -39,6 +39,8 @@ struct cmd_results *cmd_layout(int argc, char **argv) { parent->layout = L_HORIZ; } else if (strcasecmp(argv[0], "splitv") == 0) { parent->layout = L_VERT; + } else if (strcasecmp(argv[0], "tabbed") == 0) { + parent->layout = L_TABBED; } else if (strcasecmp(argv[0], "toggle") == 0 && argc == 2 && strcasecmp(argv[1], "split") == 0) { if (parent->layout == L_HORIZ) { parent->layout = L_VERT; diff --git a/sway/desktop/output.c b/sway/desktop/output.c index 51c1ffbe..e39ef8db 100644 --- a/sway/desktop/output.c +++ b/sway/desktop/output.c @@ -599,12 +599,198 @@ static void render_container_simple(struct sway_output *output, } } +static void render_tab(struct sway_output *output, pixman_region32_t *damage, + struct sway_container *parent, int child_index, + struct border_colors *colors, struct wlr_texture *title_texture) { + float output_scale = output->wlr_output->scale; + float color[4]; + struct wlr_box box; + bool is_first = (child_index == 0); + bool is_last = (child_index == parent->children->length - 1); + + int tab_width = parent->width / parent->children->length; + int x = parent->x + tab_width * child_index; + // Make last tab use the remaining width of the parent + if (is_last) { + tab_width = parent->width - tab_width * child_index; + } + + // Single pixel bar above title + memcpy(&color, colors->border, sizeof(float) * 4); + box.x = x; + box.y = parent->y; + box.width = tab_width; + box.height = 1; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + + // Single pixel bar below title + memcpy(&color, colors->border, sizeof(float) * 4); + box.x = x + config->border_thickness * is_first; + box.y = parent->y + config->border_thickness * 2 + config->font_height - 1; + box.width = tab_width - config->border_thickness * is_first + - config->border_thickness * is_last; + box.height = 1; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + + // Title text + size_t title_width = 0; + if (title_texture) { + struct wlr_box texture_box; + wlr_texture_get_size(title_texture, + &texture_box.width, &texture_box.height); + texture_box.x = (x + config->border_thickness) * output_scale; + texture_box.y = (parent->y + config->border_thickness) * output_scale; + + float matrix[9]; + wlr_matrix_project_box(matrix, &texture_box, + WL_OUTPUT_TRANSFORM_NORMAL, + 0.0, output->wlr_output->transform_matrix); + + int available = (tab_width - config->border_thickness * 2) + * output_scale; + if (texture_box.width > available) { + texture_box.width = available; + } + render_texture(output->wlr_output, damage, title_texture, + &texture_box, matrix, 1.0); + title_width = texture_box.width; + } + + // Title background - above the text + memcpy(&color, colors->background, sizeof(float) * 4); + box.x = x + config->border_thickness; + box.y = parent->y + 1; + box.width = tab_width - config->border_thickness * 2; + box.height = config->border_thickness - 1; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + + // Title background - below the text + box.y = (parent->y + config->border_thickness + config->font_height) + * output_scale; + render_rect(output->wlr_output, damage, &box, color); + + // Title background - left border + box.x = x; + box.y = parent->y + 1; + box.width = config->border_thickness; + box.height = config->border_thickness * 2 + + config->font_height - 1 - !is_first; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + + // Title background - right border + box.x = x + tab_width - config->border_thickness; + box.y = parent->y + 1; + box.width = config->border_thickness; + box.height = config->border_thickness * 2 + + config->font_height - 1 - !is_last; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + + // Title background - right of text + box.x = (x + config->border_thickness) * output_scale + title_width; + box.y = (parent->y + config->border_thickness) * output_scale; + box.width = (tab_width - config->border_thickness * 2) * output_scale + - title_width; + box.height = config->font_height * output_scale; + render_rect(output->wlr_output, damage, &box, color); +} + +static void render_tab_content(struct sway_output *output, + pixman_region32_t *damage, struct sway_container *con, + struct border_colors *colors) { + struct sway_view *view = con->sway_view; + render_view(view, output, damage); + + struct wlr_box box; + float output_scale = output->wlr_output->scale; + float color[4]; + + if (view->border_left) { + memcpy(&color, colors->child_border, sizeof(float) * 4); + color[3] *= con->alpha; + box.x = con->x; + box.y = con->y + config->border_thickness * 2 + config->font_height; + box.width = view->border_thickness; + box.height = view->height; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + } + + if (view->border_right) { + memcpy(&color, colors->child_border, sizeof(float) * 4); + color[3] *= con->alpha; + box.x = view->x + view->width; + box.y = con->y + config->border_thickness * 2 + config->font_height; + box.width = view->border_thickness; + box.height = view->height; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + } + + if (view->border_bottom) { + memcpy(&color, colors->child_border, sizeof(float) * 4); + color[3] *= con->alpha; + box.x = con->x; + box.y = view->y + view->height; + box.width = con->width; + box.height = view->border_thickness; + scale_box(&box, output_scale); + render_rect(output->wlr_output, damage, &box, color); + } +} + /** * Render a container's children using the L_TABBED layout. */ static void render_container_tabbed(struct sway_output *output, - pixman_region32_t *damage, struct sway_container *con) { - // TODO + pixman_region32_t *damage, struct sway_container *con, + bool parent_focused) { + if (!con->children->length) { + return; + } + struct sway_seat *seat = input_manager_current_seat(input_manager); + struct sway_container *focus = seat_get_focus(seat); + struct sway_container *current = seat_get_focus_inactive(seat, con); + while (current->parent != con) { + current = current->parent; + } + struct border_colors *current_colors = NULL; + + // Render tabs + for (int i = 0; i < con->children->length; ++i) { + struct sway_container *child = con->children->items[i]; + struct border_colors *colors; + struct wlr_texture *title_texture; + + if (focus == child || parent_focused) { + colors = &config->border_colors.focused; + title_texture = child->title_focused; + } else if (child == current) { + colors = &config->border_colors.focused_inactive; + title_texture = child->title_focused_inactive; + } else { + colors = &config->border_colors.unfocused; + title_texture = child->title_unfocused; + } + + render_tab(output, damage, con, i, colors, title_texture); + + if (child == current) { + current_colors = colors; + } + } + + // Render surface and left/right/bottom borders + if (current->type == C_VIEW) { + render_tab_content(output, damage, current, current_colors); + } else { + render_container(output, damage, current, + parent_focused || current == focus); + } } /** @@ -628,7 +814,7 @@ static void render_container(struct sway_output *output, render_container_stacked(output, damage, con); break; case L_TABBED: - render_container_tabbed(output, damage, con); + render_container_tabbed(output, damage, con, parent_focused); break; case L_FLOATING: // TODO diff --git a/sway/input/cursor.c b/sway/input/cursor.c index b0ce8002..e0b987d2 100644 --- a/sway/input/cursor.c +++ b/sway/input/cursor.c @@ -108,7 +108,7 @@ static struct sway_container *container_at_coords( } struct sway_container *c; - if ((c = container_at(ws, x, y, surface, sx, sy))) { + if ((c = container_at(ws, ox, oy, surface, sx, sy))) { return c; } diff --git a/sway/tree/arrange.c b/sway/tree/arrange.c index 83bb20fb..8aebc0cc 100644 --- a/sway/tree/arrange.c +++ b/sway/tree/arrange.c @@ -86,6 +86,13 @@ static void apply_horiz_layout(struct sway_container *parent) { if (!num_children) { return; } + size_t parent_height = parent->height; + size_t parent_offset = 0; + if (parent->parent->layout == L_TABBED) { + parent_offset = config->border_thickness * 2 + config->font_height; + parent_height -= parent_offset; + } + // Calculate total width of children double total_width = 0; for (size_t i = 0; i < num_children; ++i) { @@ -111,9 +118,9 @@ static void apply_horiz_layout(struct sway_container *parent) { "Calculating arrangement for %p:%d (will scale %f by %f)", child, child->type, child->width, scale); child->x = child_x; - child->y = parent->y; + child->y = parent->y + parent_offset; child->width = floor(child->width * scale); - child->height = parent->height; + child->height = parent_height; child_x += child->width; } // Make last child use remaining width of parent @@ -125,24 +132,31 @@ static void apply_vert_layout(struct sway_container *parent) { if (!num_children) { return; } + size_t parent_height = parent->height; + size_t parent_offset = 0; + if (parent->parent->layout == L_TABBED) { + parent_offset = config->border_thickness * 2 + config->font_height; + parent_height -= parent_offset; + } + // Calculate total height of children double total_height = 0; for (size_t i = 0; i < num_children; ++i) { struct sway_container *child = parent->children->items[i]; if (child->height <= 0) { if (num_children > 1) { - child->height = parent->height / (num_children - 1); + child->height = parent_height / (num_children - 1); } else { - child->height = parent->height; + child->height = parent_height; } } total_height += child->height; } - double scale = parent->height / total_height; + double scale = parent_height / total_height; // Resize wlr_log(L_DEBUG, "Arranging %p vertically", parent); - double child_y = parent->y; + double child_y = parent->y + parent_offset; struct sway_container *child; for (size_t i = 0; i < num_children; ++i) { child = parent->children->items[i]; @@ -156,7 +170,20 @@ static void apply_vert_layout(struct sway_container *parent) { child_y += child->height; } // Make last child use remaining height of parent - child->height = parent->y + parent->height - child->y; + child->height = parent->y + parent_offset + parent_height - child->y; +} + +static void apply_tabbed_layout(struct sway_container *parent) { + if (!parent->children->length) { + return; + } + for (int i = 0; i < parent->children->length; ++i) { + struct sway_container *child = parent->children->items[i]; + child->x = parent->x; + child->y = parent->y; + child->width = parent->width; + child->height = parent->height; + } } void arrange_children_of(struct sway_container *parent) { @@ -189,6 +216,9 @@ void arrange_children_of(struct sway_container *parent) { case L_VERT: apply_vert_layout(parent); break; + case L_TABBED: + apply_tabbed_layout(parent); + break; default: wlr_log(L_DEBUG, "TODO: arrange layout type %d", parent->layout); apply_horiz_layout(parent); diff --git a/sway/tree/container.c b/sway/tree/container.c index feaf7647..76a21c19 100644 --- a/sway/tree/container.c +++ b/sway/tree/container.c @@ -452,79 +452,138 @@ struct sway_container *container_parent(struct sway_container *container, return container; } -struct sway_container *container_at(struct sway_container *parent, - double lx, double ly, +static struct sway_container *container_at_view(struct sway_container *swayc, + double ox, double oy, struct wlr_surface **surface, double *sx, double *sy) { - list_t *queue = get_bfs_queue(); - if (!queue) { + struct sway_view *sview = swayc->sway_view; + double view_sx = ox - sview->x; + double view_sy = oy - sview->y; + + double _sx, _sy; + struct wlr_surface *_surface = NULL; + switch (sview->type) { + case SWAY_VIEW_XWAYLAND: + _surface = wlr_surface_surface_at(sview->surface, + view_sx, view_sy, &_sx, &_sy); + break; + case SWAY_VIEW_XDG_SHELL_V6: + // the top left corner of the sway container is the + // coordinate of the top left corner of the window geometry + view_sx += sview->wlr_xdg_surface_v6->geometry.x; + view_sy += sview->wlr_xdg_surface_v6->geometry.y; + + _surface = wlr_xdg_surface_v6_surface_at( + sview->wlr_xdg_surface_v6, + view_sx, view_sy, &_sx, &_sy); + break; + case SWAY_VIEW_XDG_SHELL: + // the top left corner of the sway container is the + // coordinate of the top left corner of the window geometry + view_sx += sview->wlr_xdg_surface->geometry.x; + view_sy += sview->wlr_xdg_surface->geometry.y; + + _surface = wlr_xdg_surface_surface_at( + sview->wlr_xdg_surface, + view_sx, view_sy, &_sx, &_sy); + break; + } + if (_surface) { + *sx = _sx; + *sy = _sy; + *surface = _surface; + } + return swayc; +} + +/** + * container_at for a container with layout L_TABBED. + */ +static struct sway_container *container_at_tabbed(struct sway_container *parent, + double ox, double oy, + struct wlr_surface **surface, double *sx, double *sy) { + if (oy < parent->y || oy > parent->y + parent->height) { + return NULL; + } + struct sway_seat *seat = input_manager_current_seat(input_manager); + + // Tab titles + int title_height = config->border_thickness * 2 + config->font_height; + if (oy < parent->y + title_height) { + int tab_width = parent->width / parent->children->length; + int child_index = (ox - parent->x) / tab_width; + if (child_index >= parent->children->length) { + child_index = parent->children->length - 1; + } + struct sway_container *child = parent->children->items[child_index]; + return seat_get_focus_inactive(seat, child); + } + + // Surfaces + struct sway_container *current = seat_get_focus_inactive(seat, parent); + while (current->parent != parent) { + current = current->parent; + } + + return container_at(current, ox, oy, surface, sx, sy); +} + +/** + * container_at for a container with layout L_STACKED. + */ +static struct sway_container *container_at_stacked( + struct sway_container *parent, double ox, double oy, + struct wlr_surface **surface, double *sx, double *sy) { + // TODO + return NULL; +} + +/** + * container_at for a container with layout L_HORIZ or L_VERT. + */ +static struct sway_container *container_at_linear(struct sway_container *parent, + double ox, double oy, + struct wlr_surface **surface, double *sx, double *sy) { + for (int i = 0; i < parent->children->length; ++i) { + struct sway_container *child = parent->children->items[i]; + struct wlr_box box = { + .x = child->x, + .y = child->y, + .width = child->width, + .height = child->height, + }; + if (wlr_box_contains_point(&box, ox, oy)) { + return container_at(child, ox, oy, surface, sx, sy); + } + } + return NULL; +} + +struct sway_container *container_at(struct sway_container *parent, + double ox, double oy, + struct wlr_surface **surface, double *sx, double *sy) { + if (!sway_assert(parent->type >= C_WORKSPACE, + "Expected workspace or deeper")) { + return NULL; + } + if (parent->type == C_VIEW) { + return container_at_view(parent, ox, oy, surface, sx, sy); + } + if (!parent->children->length) { return NULL; } - list_add(queue, parent); - - struct sway_container *swayc = NULL; - while (queue->length) { - swayc = queue->items[0]; - list_del(queue, 0); - if (swayc->type == C_VIEW) { - struct sway_view *sview = swayc->sway_view; - struct sway_container *soutput = container_parent(swayc, C_OUTPUT); - struct wlr_box *output_box = - wlr_output_layout_get_box( - root_container.sway_root->output_layout, - soutput->sway_output->wlr_output); - double ox = lx - output_box->x; - double oy = ly - output_box->y; - double view_sx = ox - sview->x; - double view_sy = oy - sview->y; - - double _sx, _sy; - struct wlr_surface *_surface; - switch (sview->type) { - case SWAY_VIEW_XWAYLAND: - _surface = wlr_surface_surface_at(sview->surface, - view_sx, view_sy, &_sx, &_sy); - break; - case SWAY_VIEW_XDG_SHELL_V6: - // the top left corner of the sway container is the - // coordinate of the top left corner of the window geometry - view_sx += sview->wlr_xdg_surface_v6->geometry.x; - view_sy += sview->wlr_xdg_surface_v6->geometry.y; - - _surface = wlr_xdg_surface_v6_surface_at( - sview->wlr_xdg_surface_v6, - view_sx, view_sy, &_sx, &_sy); - break; - case SWAY_VIEW_XDG_SHELL: - // the top left corner of the sway container is the - // coordinate of the top left corner of the window geometry - view_sx += sview->wlr_xdg_surface->geometry.x; - view_sy += sview->wlr_xdg_surface->geometry.y; - - _surface = wlr_xdg_surface_surface_at( - sview->wlr_xdg_surface, - view_sx, view_sy, &_sx, &_sy); - break; - } - if (_surface) { - *sx = _sx; - *sy = _sy; - *surface = _surface; - return swayc; - } - // Check the view's decorations - struct wlr_box swayc_box = { - .x = swayc->x, - .y = swayc->y, - .width = swayc->width, - .height = swayc->height, - }; - if (wlr_box_contains_point(&swayc_box, ox, oy)) { - return swayc; - } - } else { - list_cat(queue, swayc->children); - } + switch (parent->layout) { + case L_HORIZ: + case L_VERT: + return container_at_linear(parent, ox, oy, surface, sx, sy); + case L_TABBED: + return container_at_tabbed(parent, ox, oy, surface, sx, sy); + case L_STACKED: + return container_at_stacked(parent, ox, oy, surface, sx, sy); + case L_FLOATING: + return NULL; // TODO + case L_NONE: + return NULL; } return NULL; @@ -699,18 +758,82 @@ void container_calculate_title_height(struct sway_container *container) { container->title_height = height; } +/** + * Calculate and return the length of the concatenated child titles. + * An example concatenated title is: V[Terminal, Firefox] + * If buffer is not NULL, also populate the buffer with the concatenated title. + */ +static size_t concatenate_child_titles(struct sway_container *parent, + char *buffer) { + size_t len = 2; // V[ + if (buffer) { + switch (parent->layout) { + case L_VERT: + strcpy(buffer, "V["); + break; + case L_HORIZ: + strcpy(buffer, "H["); + break; + case L_TABBED: + strcpy(buffer, "T["); + break; + case L_STACKED: + strcpy(buffer, "S["); + break; + case L_FLOATING: + strcpy(buffer, "F["); + break; + case L_NONE: + strcpy(buffer, "?["); + break; + } + } + + for (int i = 0; i < parent->children->length; ++i) { + if (i != 0) { + len += 2; + if (buffer) { + strcat(buffer, ", "); + } + } + struct sway_container *child = parent->children->items[i]; + if (child->name) { + len += strlen(child->name); + if (buffer) { + strcat(buffer, child->name); + } + } else { + len += 6; + if (buffer) { + strcat(buffer, "(null)"); + } + } + } + + len += 1; + if (buffer) { + strcat(buffer, "]"); + } + return len; +} + void container_notify_child_title_changed(struct sway_container *container) { if (!container || container->type != C_CONTAINER) { return; } - if (container->layout != L_TABBED && container->layout != L_STACKED) { - return; - } if (container->formatted_title) { free(container->formatted_title); } - // TODO: iterate children and concatenate their titles - container->formatted_title = strdup(""); + + size_t len = concatenate_child_titles(container, NULL); + char *buffer = calloc(len + 1, sizeof(char)); + if (!sway_assert(buffer, "Unable to allocate title string")) { + return; + } + concatenate_child_titles(container, buffer); + + container->name = buffer; + container->formatted_title = buffer; container_calculate_title_height(container); container_update_title_textures(container); container_notify_child_title_changed(container->parent); diff --git a/sway/tree/layout.c b/sway/tree/layout.c index ec1c6fe5..f8acdf6c 100644 --- a/sway/tree/layout.c +++ b/sway/tree/layout.c @@ -149,6 +149,8 @@ struct sway_container *container_remove_child(struct sway_container *child) { } } child->parent = NULL; + container_notify_child_title_changed(parent); + return parent; } @@ -182,6 +184,8 @@ void container_move_to(struct sway_container *container, container_sort_workspaces(new_parent); seat_set_focus(seat, new_parent); } + container_notify_child_title_changed(old_parent); + container_notify_child_title_changed(new_parent); if (old_parent) { arrange_children_of(old_parent); } @@ -234,9 +238,9 @@ static bool is_parallel(enum sway_container_layout layout, enum movement_direction dir) { switch (layout) { case L_TABBED: - case L_STACKED: case L_HORIZ: return dir == MOVE_LEFT || dir == MOVE_RIGHT; + case L_STACKED: case L_VERT: return dir == MOVE_UP || dir == MOVE_DOWN; default: @@ -485,6 +489,9 @@ void container_move(struct sway_container *container, } } + container_notify_child_title_changed(old_parent); + container_notify_child_title_changed(container->parent); + if (old_parent) { seat_set_focus(config->handler_context.seat, old_parent); seat_set_focus(config->handler_context.seat, container); @@ -832,6 +839,8 @@ struct sway_container *container_split(struct sway_container *child, container_add_child(cont, child); } + container_notify_child_title_changed(cont); + return cont; } diff --git a/sway/tree/view.c b/sway/tree/view.c index 192a73c5..636abb25 100644 --- a/sway/tree/view.c +++ b/sway/tree/view.c @@ -441,6 +441,7 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) { input_manager_set_focus(input_manager, cont); view_update_title(view, false); + container_notify_child_title_changed(view->swayc->parent); view_execute_criteria(view); container_damage_whole(cont);