X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Flayout.c;h=89c561eae83ab79a3071769ea46db477cc19c216;hb=9db8535b4cd55702bbdf0fd005882b469a989e4f;hp=4a09e416fbac97d79aaa3e255d9c6bf8dd3e983c;hpb=82dd64ff241b2dc376f44cea4e174a5face7c19d;p=i3%2Fi3 diff --git a/src/layout.c b/src/layout.c index 4a09e416..89c561ea 100644 --- a/src/layout.c +++ b/src/layout.c @@ -1,181 +1,579 @@ +/* + * vim:ts=8:expandtab + * + * i3 - an improved dynamic tiling window manager + * + * © 2009 Michael Stapelberg and contributors + * + * See file LICENSE for license information. + * + * layout.c: Functions handling layout/drawing of window decorations + * + */ #include #include #include #include +#include +#include -#include "font.h" +#include "config.h" #include "i3.h" #include "xcb.h" #include "table.h" #include "util.h" +#include "xinerama.h" +#include "layout.h" +#include "client.h" +#include "floating.h" + +/* + * Updates *destination with new_value and returns true if it was changed or false + * if it was the same + * + */ +static bool update_if_necessary(uint32_t *destination, const uint32_t new_value) { + uint32_t old_value = *destination; + + return ((*destination = new_value) != old_value); +} + +/* + * Gets the unoccupied space (= space which is available for windows which were resized by the user) + * for the given row. This is necessary to render both, customly resized windows and never touched + * windows correctly, meaning that the aspect ratio will be maintained when opening new windows. + * + */ +int get_unoccupied_x(Workspace *workspace) { + int unoccupied = workspace->rect.width; + float default_factor = ((float)workspace->rect.width / workspace->cols) / workspace->rect.width; + + LOG("get_unoccupied_x(), starting with %d, default_factor = %f\n", unoccupied, default_factor); + + for (int cols = 0; cols < workspace->cols; cols++) { + LOG("width_factor[%d] = %f\n", cols, workspace->width_factor[cols]); + + if (workspace->width_factor[cols] == 0) + unoccupied -= workspace->rect.width * default_factor; + } + + LOG("unoccupied space: %d\n", unoccupied); + return unoccupied; +} + +/* See get_unoccupied_x() */ +int get_unoccupied_y(Workspace *workspace, int col) { + int unoccupied = workspace->rect.height; + float default_factor = ((float)workspace->rect.height / workspace->rows) / workspace->rect.height; + + LOG("get_unoccupied_y(), starting with %d, default_factor = %f\n", unoccupied, default_factor); + + for (int rows = 0; rows < workspace->rows; rows++) { + LOG("height_factor[%d] = %f\n", rows, workspace->height_factor[rows]); + if (workspace->height_factor[rows] == 0) + unoccupied -= workspace->rect.height * default_factor; + } + + LOG("unoccupied space: %d\n", unoccupied); + return unoccupied; +} + +/* + * Redecorates the given client correctly by checking if it’s in a stacking container and + * re-rendering the stack window or just calling decorate_window if it’s not in a stacking + * container. + * + */ +void redecorate_window(xcb_connection_t *conn, Client *client) { + if (client->container != NULL && client->container->mode == MODE_STACK) { + render_container(conn, client->container); + /* We clear the frame to generate exposure events, because the color used + in drawing may be different */ + xcb_clear_area(conn, true, client->frame, 0, 0, client->rect.width, client->rect.height); + } else decorate_window(conn, client, client->frame, client->titlegc, 0); + xcb_flush(conn); +} + +/* + * (Re-)draws window decorations for a given Client onto the given drawable/graphic context. + * When in stacking mode, the window decorations are drawn onto an own window. + * + */ +void decorate_window(xcb_connection_t *conn, Client *client, xcb_drawable_t drawable, xcb_gcontext_t gc, int offset) { + i3Font *font = load_font(conn, config.font); + int decoration_height = font->height + 2 + 2; + struct Colortriple *color; + + /* Clients without a container (docks) won’t get decorated */ + if (client->dock) + return; + + LOG("redecorating child %08x\n", client->child); + if (client_is_floating(client) || client->container->currently_focused == client) { + /* Distinguish if the window is currently focused… */ + if (client_is_floating(client) || CUR_CELL->currently_focused == client) + color = &(config.client.focused); + /* …or if it is the focused window in a not focused container */ + else color = &(config.client.focused_inactive); + } else color = &(config.client.unfocused); + + /* Our plan is the following: + - Draw a rect around the whole client in color->background + - Draw two lines in a lighter color + - Draw the window’s title + */ + + /* Draw a rectangle in background color around the window */ + xcb_change_gc_single(conn, gc, XCB_GC_FOREGROUND, color->background); + + /* In stacking mode, we only render the rect for this specific decoration */ + if (client->container != NULL && client->container->mode == MODE_STACK) { + /* We need to use the container’s width because it is the more recent value - when + in stacking mode, clients get reconfigured only on demand (the not active client + is not reconfigured), so the client’s rect.width would be wrong */ + xcb_rectangle_t rect = {0, offset, client->container->width, offset + decoration_height }; + xcb_poly_fill_rectangle(conn, drawable, gc, 1, &rect); + } else { + xcb_rectangle_t rect = {0, 0, client->rect.width, client->rect.height}; + xcb_poly_fill_rectangle(conn, drawable, gc, 1, &rect); + + /* Draw the inner background to have a black frame around clients (such as mplayer) + which cannot be resized exactly in our frames and therefore are centered */ + xcb_change_gc_single(conn, client->titlegc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000")); + xcb_rectangle_t crect = {2, decoration_height, + client->rect.width - (2 + 2), client->rect.height - 2 - decoration_height}; + xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect); + } + + /* Draw the lines */ + xcb_draw_line(conn, drawable, gc, color->border, 0, offset, client->rect.width, offset); + xcb_draw_line(conn, drawable, gc, color->border, 2, offset + font->height + 3, + client->rect.width - 3, offset + font->height + 3); + + /* If the client has a title, we draw it */ + if (client->name != NULL) { + /* Draw the font */ + uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND | XCB_GC_FONT; + uint32_t values[] = { color->text, color->background, font->id }; + xcb_change_gc(conn, gc, mask, values); + + /* name_len == -1 means this is a legacy application which does not specify _NET_WM_NAME, + and we don’t handle the old window name (COMPOUND_TEXT) but only _NET_WM_NAME, which + is UTF-8 */ + if (client->name_len == -1) + xcb_image_text_8(conn, strlen(client->name), drawable, gc, 3 /* X */, + offset + font->height /* Y = baseline of font */, client->name); + else + xcb_image_text_16(conn, client->name_len, drawable, gc, 3 /* X */, + offset + font->height /* Y = baseline of font */, (xcb_char2b_t*)client->name); + } +} + +/* + * Pushes the client’s x and y coordinates to X11 + * + */ +void reposition_client(xcb_connection_t *conn, Client *client) { + i3Screen *screen; + + LOG("frame 0x%08x needs to be pushed to %dx%d\n", client->frame, client->rect.x, client->rect.y); + /* Note: We can use a pointer to client->x like an array of uint32_ts + because it is followed by client->y by definition */ + xcb_configure_window(conn, client->frame, XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y, &(client->rect.x)); + + if (!client_is_floating(client)) + return; + + /* If the client is floating, we need to check if we moved it to a different workspace */ + if (client->workspace->screen == (screen = get_screen_containing(client->rect.x, client->rect.y))) + return; + + if (screen == NULL) { + LOG("Boundary checking disabled, no screen found for (%d, %d)\n", client->rect.x, client->rect.y); + return; + } + + LOG("Client is on workspace %p with screen %p\n", client->workspace, client->workspace->screen); + LOG("but screen at %d, %d is %p\n", client->rect.x, client->rect.y, screen); + floating_assign_to_workspace(client, &workspaces[screen->current_workspace]); + LOG("fixed that\n"); +} + +/* + * Pushes the client’s width/height to X11 and resizes the child window + * + */ +void resize_client(xcb_connection_t *conn, Client *client) { + i3Font *font = load_font(conn, config.font); + + LOG("resizing client 0x%08x to %d x %d\n", client->frame, client->rect.width, client->rect.height); + xcb_configure_window(conn, client->frame, + XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT, + &(client->rect.width)); + + /* Adjust the position of the child inside its frame. + * The coordinates of the child are relative to its frame, we + * add a border of 2 pixel to each value */ + uint32_t mask = XCB_CONFIG_WINDOW_X | + XCB_CONFIG_WINDOW_Y | + XCB_CONFIG_WINDOW_WIDTH | + XCB_CONFIG_WINDOW_HEIGHT; + Rect *rect = &(client->child_rect); + switch ((client->container != NULL ? client->container->mode : MODE_DEFAULT)) { + case MODE_STACK: + rect->x = 2; + rect->y = 0; + rect->width = client->rect.width - (2 + 2); + rect->height = client->rect.height - 2; + break; + default: + if (client->titlebar_position == TITLEBAR_OFF) { + rect->x = 0; + rect->y = 0; + rect->width = client->rect.width; + rect->height = client->rect.height; + } else { + rect->x = 2; + rect->y = font->height + 2 + 2; + rect->width = client->rect.width - (2 + 2); + rect->height = client->rect.height - ((font->height + 2 + 2) + 2); + } + break; + } + + /* Obey the ratio, if any */ + if (client->proportional_height != 0 && + client->proportional_width != 0) { + LOG("proportional height = %d, width = %d\n", client->proportional_height, client->proportional_width); + double new_height = rect->height + 1; + int new_width = rect->width; + + while (new_height > rect->height) { + new_height = ((double)client->proportional_height / client->proportional_width) * new_width; + + if (new_height > rect->height) + new_width--; + } + /* Center the window */ + rect->y += ceil(rect->height / 2) - floor(new_height / 2); + rect->x += ceil(rect->width / 2) - floor(new_width / 2); + + rect->height = new_height; + rect->width = new_width; + LOG("new_height = %f, new_width = %d\n", new_height, new_width); + } + + LOG("child will be at %dx%d with size %dx%d\n", rect->x, rect->y, rect->width, rect->height); -/* All functions handling layout/drawing of window decorations */ + xcb_configure_window(conn, client->child, mask, &(rect->x)); + + /* After configuring a child window we need to fake a configure_notify_event (see ICCCM 4.2.3). + * This is necessary to inform the client of its position relative to the root window, + * not relative to its frame (as done in the configure_notify_event by the x server). */ + fake_absolute_configure_notify(conn, client); +} /* - * (Re-)draws window decorations for a given Client + * Renders the given container. Is called by render_layout() or individually (for example + * when focus changes in a stacking container) * */ -void decorate_window(xcb_connection_t *conn, Client *client) { - uint32_t mask = 0; - uint32_t values[3]; - i3Font *font = load_font(conn, pattern); - uint32_t background_color, - text_color, - border_color; - - if (client->container->currently_focused == client) { - background_color = get_colorpixel(conn, client->frame, "#285577"); - text_color = get_colorpixel(conn, client->frame, "#ffffff"); - border_color = get_colorpixel(conn, client->frame, "#4c7899"); - } else { - background_color = get_colorpixel(conn, client->frame, "#222222"); - text_color = get_colorpixel(conn, client->frame, "#888888"); - border_color = get_colorpixel(conn, client->frame, "#333333"); - } - - /* Our plan is the following: - - Draw a rect around the whole client in background_color - - Draw two lines in a lighter color - - Draw the window’s title - - Note that xcb_image_text apparently adds 1xp border around the font? Can anyone confirm this? - */ - - /* Draw a green rectangle around the window */ - mask = XCB_GC_FOREGROUND; - values[0] = background_color; - xcb_change_gc(conn, client->titlegc, mask, values); - - xcb_rectangle_t rect = {0, 0, client->width, client->height}; - xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &rect); - - /* Draw the lines */ - /* TODO: this needs to be more beautiful somewhen. maybe stdarg + change_gc(gc, ...) ? */ -#define DRAW_LINE(colorpixel, x, y, to_x, to_y) { \ - uint32_t draw_values[1]; \ - draw_values[0] = colorpixel; \ - xcb_change_gc(conn, client->titlegc, XCB_GC_FOREGROUND, draw_values); \ - xcb_point_t points[] = {{x, y}, {to_x, to_y}}; \ - xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, client->frame, client->titlegc, 2, points); \ - } - - DRAW_LINE(border_color, 2, 0, client->width, 0); - DRAW_LINE(border_color, 2, font->height + 3, 2 + client->width, font->height + 3); - - /* Draw the font */ - mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND | XCB_GC_FONT; - - values[0] = text_color; - values[1] = background_color; - values[2] = font->id; - - xcb_change_gc(conn, client->titlegc, mask, values); - - /* TODO: utf8? */ - char *label; - asprintf(&label, "(%08x) %.*s", client->frame, client->name_len, client->name); - xcb_void_cookie_t text_cookie = xcb_image_text_8_checked(conn, strlen(label), client->frame, - client->titlegc, 3 /* X */, font->height /* Y = baseline of font */, label); - check_error(conn, text_cookie, "Could not draw client's title"); - free(label); +void render_container(xcb_connection_t *conn, Container *container) { + Client *client; + int num_clients = 0, current_client = 0; + + if (container->currently_focused == NULL) + return; + + CIRCLEQ_FOREACH(client, &(container->clients), clients) + num_clients++; + + if (container->mode == MODE_DEFAULT) { + LOG("got %d clients in this default container.\n", num_clients); + CIRCLEQ_FOREACH(client, &(container->clients), clients) { + /* If the client is in fullscreen mode, it does not get reconfigured */ + if (container->workspace->fullscreen_client == client) { + current_client++; + continue; + } + + /* Check if we changed client->x or client->y by updating it. + * Note the bitwise OR instead of logical OR to force evaluation of both statements */ + if (client->force_reconfigure | + update_if_necessary(&(client->rect.x), container->x) | + update_if_necessary(&(client->rect.y), container->y + + (container->height / num_clients) * current_client)) + reposition_client(conn, client); + + /* TODO: vertical default layout */ + if (client->force_reconfigure | + update_if_necessary(&(client->rect.width), container->width) | + update_if_necessary(&(client->rect.height), container->height / num_clients)) + resize_client(conn, client); + + client->force_reconfigure = false; + + current_client++; + } + } else { + i3Font *font = load_font(conn, config.font); + int decoration_height = (font->height + 2 + 2); + struct Stack_Window *stack_win = &(container->stack_win); + + /* Check if we need to remap our stack title window, it gets unmapped when the container + is empty in src/handlers.c:unmap_notify() */ + if (stack_win->rect.height == 0) + xcb_map_window(conn, stack_win->window); + + /* Check if we need to reconfigure our stack title window */ + if (update_if_necessary(&(stack_win->rect.x), container->x) | + update_if_necessary(&(stack_win->rect.y), container->y) | + update_if_necessary(&(stack_win->rect.width), container->width) | + update_if_necessary(&(stack_win->rect.height), decoration_height * num_clients)) { + + /* Configuration can happen in two slightly different ways: + + If there is no client in fullscreen mode, 5 parameters are passed + (x, y, width, height, stack mode is set to above which means top-most position). + + If there is a fullscreen client, the fourth parameter is set to to the + fullscreen window as sibling and the stack mode is set to below, which means + that the stack_window will be placed just below the sibling, that is, under + the fullscreen window. + */ + uint32_t values[] = { stack_win->rect.x, stack_win->rect.y, + stack_win->rect.width, stack_win->rect.height, + XCB_STACK_MODE_ABOVE, XCB_STACK_MODE_BELOW }; + uint32_t mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | + XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT | + XCB_CONFIG_WINDOW_STACK_MODE; + + /* Raise the stack window, but keep it below the first floating client + * and below the fullscreen client (if any) */ + Client *first_floating = TAILQ_FIRST(&(container->workspace->floating_clients)); + if (first_floating != TAILQ_END(&(container->workspace->floating_clients))) { + mask |= XCB_CONFIG_WINDOW_SIBLING; + values[4] = first_floating->frame; + } else if (container->workspace->fullscreen_client != NULL) { + mask |= XCB_CONFIG_WINDOW_SIBLING; + values[4] = container->workspace->fullscreen_client->frame; + } + + xcb_configure_window(conn, stack_win->window, mask, values); + } + + /* Prepare the pixmap for usage */ + cached_pixmap_prepare(conn, &(stack_win->pixmap)); + + /* Render the decorations of all clients */ + CIRCLEQ_FOREACH(client, &(container->clients), clients) { + /* If the client is in fullscreen mode, it does not get reconfigured */ + if (container->workspace->fullscreen_client == client) { + current_client++; + continue; + } + + /* Check if we changed client->x or client->y by updating it. + * Note the bitwise OR instead of logical OR to force evaluation of both statements */ + if (client->force_reconfigure | + update_if_necessary(&(client->rect.x), container->x) | + update_if_necessary(&(client->rect.y), container->y + (decoration_height * num_clients))) + reposition_client(conn, client); + + if (client->force_reconfigure | + update_if_necessary(&(client->rect.width), container->width) | + update_if_necessary(&(client->rect.height), container->height - (decoration_height * num_clients))) + resize_client(conn, client); + + client->force_reconfigure = false; + + decorate_window(conn, client, stack_win->pixmap.id, stack_win->pixmap.gc, + current_client++ * decoration_height); + } + + xcb_copy_area(conn, stack_win->pixmap.id, stack_win->window, stack_win->pixmap.gc, + 0, 0, 0, 0, stack_win->rect.width, stack_win->rect.height); + } } -void render_container(xcb_connection_t *connection, Container *container) { - Client *client; - uint32_t values[4]; - uint32_t mask = XCB_CONFIG_WINDOW_X | - XCB_CONFIG_WINDOW_Y | - XCB_CONFIG_WINDOW_WIDTH | - XCB_CONFIG_WINDOW_HEIGHT; - i3Font *font = load_font(connection, pattern); - - if (container->mode == MODE_DEFAULT) { - int num_clients = 0; - CIRCLEQ_FOREACH(client, &(container->clients), clients) - num_clients++; - printf("got %d clients in this default container.\n", num_clients); - - int current_client = 0; - CIRCLEQ_FOREACH(client, &(container->clients), clients) { - /* TODO: rewrite this block so that the need to puke vanishes :) */ - /* TODO: at the moment, every column/row is 200px. This - * needs to be changed to "percentage of the screen" by - * default and adjustable by the user if necessary. - */ - values[0] = container->x + (container->col * container->width); /* x */ - values[1] = container->y + (container->row * container->height + - (container->height / num_clients) * current_client); /* y */ - - if (client->x != values[0] || client->y != values[1]) { - printf("frame needs to be pushed to %dx%d\n", - values[0], values[1]); - client->x = values[0]; - client->y = values[1]; - xcb_configure_window(connection, client->frame, - XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y, values); - } - /* TODO: vertical default layout */ - values[0] = container->width; /* width */ - values[1] = container->height / num_clients; /* height */ - - if (client->width != values[0] || client->height != values[1]) { - client->width = values[0]; - client->height = values[1]; - xcb_configure_window(connection, client->frame, - XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT, values); - } - - /* TODO: hmm, only do this for new wins */ - /* The coordinates of the child are relative to its frame, we - * add a border of 2 pixel to each value */ - values[0] = 2; - values[1] = font->height + 2 + 2; - values[2] = client->width - (values[0] + 2); - values[3] = client->height - (values[1] + 2); - printf("child itself will be at %dx%d with size %dx%d\n", - values[0], values[1], values[2], values[3]); - - xcb_configure_window(connection, client->child, mask, values); - - decorate_window(connection, client); - current_client++; - } - } else { - /* TODO: Implement stacking */ - } +static void render_bars(xcb_connection_t *conn, Workspace *r_ws, int width, int *height) { + Client *client; + SLIST_FOREACH(client, &(r_ws->screen->dock_clients), dock_clients) { + LOG("client is at %d, should be at %d\n", client->rect.y, *height); + if (client->force_reconfigure | + update_if_necessary(&(client->rect.x), 0) | + update_if_necessary(&(client->rect.y), *height)) + reposition_client(conn, client); + + if (client->force_reconfigure | + update_if_necessary(&(client->rect.width), width) | + update_if_necessary(&(client->rect.height), client->desired_height)) + resize_client(conn, client); + + client->force_reconfigure = false; + LOG("desired_height = %d\n", client->desired_height); + *height += client->desired_height; + } +} + +static void render_internal_bar(xcb_connection_t *conn, Workspace *r_ws, int width, int height) { + LOG("Rendering internal bar\n"); + i3Font *font = load_font(conn, config.font); + i3Screen *screen = r_ws->screen; + enum { SET_NORMAL = 0, SET_FOCUSED = 1 }; + char label[3]; + + /* Fill the whole bar in black */ + xcb_change_gc_single(conn, screen->bargc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000")); + xcb_rectangle_t rect = {0, 0, width, height}; + xcb_poly_fill_rectangle(conn, screen->bar, screen->bargc, 1, &rect); + + /* Set font */ + xcb_change_gc_single(conn, screen->bargc, XCB_GC_FONT, font->id); + + int drawn = 0; + for (int c = 0; c < 10; c++) { + if (workspaces[c].screen != screen) + continue; + + struct Colortriple *color = (screen->current_workspace == c ? &(config.bar.focused) : + &(config.bar.unfocused)); + + xcb_draw_rect(conn, screen->bar, screen->bargc, color->border, + drawn * height, 1, height - 2, height - 2); + xcb_draw_rect(conn, screen->bar, screen->bargc, color->background, + drawn * height + 1, 2, height - 4, height - 4); + + snprintf(label, sizeof(label), "%d", c+1); + xcb_change_gc_single(conn, screen->bargc, XCB_GC_FOREGROUND, color->text); + xcb_change_gc_single(conn, screen->bargc, XCB_GC_BACKGROUND, color->background); + xcb_image_text_8(conn, strlen(label), screen->bar, screen->bargc, drawn * height + 5 /* X */, + font->height + 1 /* Y = baseline of font */, label); + drawn++; + } + + LOG("done rendering internal\n"); } +/* + * Modifies the event mask of all clients on the given workspace to either ignore or to handle + * enter notifies. It is handy to ignore notifies because they will be sent when a window is mapped + * under the cursor, thus when the user didn’t enter the window actively at all. + * + */ +void ignore_enter_notify_forall(xcb_connection_t *conn, Workspace *workspace, bool ignore_enter_notify) { + Client *client; + uint32_t values[1]; + + LOG("Ignore enter_notify = %d\n", ignore_enter_notify); + + FOR_TABLE(workspace) + CIRCLEQ_FOREACH(client, &(workspace->table[cols][rows]->clients), clients) { + /* Change event mask for the decorations */ + values[0] = FRAME_EVENT_MASK; + if (ignore_enter_notify) + values[0] &= ~(XCB_EVENT_MASK_ENTER_WINDOW); + xcb_change_window_attributes(conn, client->frame, XCB_CW_EVENT_MASK, values); + + /* Change event mask for the child itself */ + values[0] = CHILD_EVENT_MASK; + if (ignore_enter_notify) + values[0] &= ~(XCB_EVENT_MASK_ENTER_WINDOW); + xcb_change_window_attributes(conn, client->child, XCB_CW_EVENT_MASK, values); + } +} + +/* + * Renders the given workspace on the given screen + * + */ +void render_workspace(xcb_connection_t *conn, i3Screen *screen, Workspace *r_ws) { + i3Font *font = load_font(conn, config.font); + int width = r_ws->rect.width; + int height = r_ws->rect.height; + + /* Reserve space for dock clients */ + Client *client; + SLIST_FOREACH(client, &(screen->dock_clients), dock_clients) + height -= client->desired_height; + + /* Space for the internal bar */ + height -= (font->height + 6); + + LOG("got %d rows and %d cols\n", r_ws->rows, r_ws->cols); + + int xoffset[r_ws->rows]; + int yoffset[r_ws->cols]; + /* Initialize offsets */ + for (int cols = 0; cols < r_ws->cols; cols++) + yoffset[cols] = r_ws->rect.y; + for (int rows = 0; rows < r_ws->rows; rows++) + xoffset[rows] = r_ws->rect.x; + + dump_table(conn, r_ws); + + ignore_enter_notify_forall(conn, r_ws, true); + + /* Go through the whole table and render what’s necessary */ + FOR_TABLE(r_ws) { + Container *container = r_ws->table[cols][rows]; + int single_width = -1, single_height; + LOG("\n"); + LOG("========\n"); + LOG("container has %d colspan, %d rowspan\n", + container->colspan, container->rowspan); + LOG("container at %d, %d\n", xoffset[rows], yoffset[cols]); + /* Update position of the container */ + container->row = rows; + container->col = cols; + container->x = xoffset[rows]; + container->y = yoffset[cols]; + container->width = 0; + + for (int c = 0; c < container->colspan; c++) { + if (r_ws->width_factor[cols+c] == 0) + container->width += (width / r_ws->cols); + else container->width += get_unoccupied_x(r_ws) * r_ws->width_factor[cols+c]; + + if (single_width == -1) + single_width = container->width; + } + + //if (container->height_factor == 0) + container->height = (height / r_ws->rows); + //else container->height = get_unoccupied_y(r_ws, cols) * container->height_factor; + single_height = container->height; + container->height *= container->rowspan; + + /* Render the container if it is not empty */ + render_container(conn, container); + + xoffset[rows] += single_width; + yoffset[cols] += single_height; + LOG("==========\n"); + } + + ignore_enter_notify_forall(conn, r_ws, false); + + render_bars(conn, r_ws, width, &height); + render_internal_bar(conn, r_ws, width, font->height + 6); +} + +/* + * Renders the whole layout, that is: Go through each screen, each workspace, each container + * and render each client. This also renders the bars. + * + * If you don’t need to render *everything*, you should call render_container on the container + * you want to refresh. + * + */ void render_layout(xcb_connection_t *conn) { - int cols, rows; - int screen; - for (screen = 0; screen < num_screens; screen++) { - printf("Rendering screen %d\n", screen); - /* TODO: get the workspace which is active on the screen */ - int width = workspaces[screen].width; - int height = workspaces[screen].height; - - printf("got %d rows and %d cols\n", c_ws->rows, c_ws->cols); - printf("each of them therefore is %d px width and %d px height\n", - width / c_ws->cols, height / c_ws->rows); - - /* Go through the whole table and render what’s necessary */ - for (cols = 0; cols < c_ws->cols; cols++) - for (rows = 0; rows < c_ws->rows; rows++) { - Container *con = CUR_TABLE[cols][rows]; - printf("container has %d colspan, %d rowspan\n", - con->colspan, con->rowspan); - /* Update position of the container */ - con->row = rows; - con->col = cols; - con->x = workspaces[screen].x; - con->y = workspaces[screen].y; - con->width = (width / c_ws->cols) * con->colspan; - con->height = (height / c_ws->rows) * con->rowspan; - - /* Render it */ - render_container(conn, CUR_TABLE[cols][rows]); - } - } - - xcb_flush(conn); + i3Screen *screen; + + TAILQ_FOREACH(screen, virtual_screens, screens) { + LOG("Rendering screen %d\n", screen->num); + render_workspace(conn, screen, &(workspaces[screen->current_workspace])); + } + + xcb_flush(conn); }