*
* i3 - an improved dynamic tiling window manager
*
- * © 2009 Michael Stapelberg and contributors
+ * © 2009-2010 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
#include <stdlib.h>
#include <xcb/xcb.h>
#include <assert.h>
+#include <math.h>
#include "config.h"
#include "i3.h"
#include "xcb.h"
#include "table.h"
#include "util.h"
-#include "xinerama.h"
+#include "randr.h"
#include "layout.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) {
- int old_value = *destination;
-
- return ((*destination = new_value) != old_value);
-}
+#include "client.h"
+#include "floating.h"
+#include "handlers.h"
+#include "workspace.h"
+#include "log.h"
+#include "container.h"
/*
* Gets the unoccupied space (= space which is available for windows which were resized by the user)
* windows correctly, meaning that the aspect ratio will be maintained when opening new windows.
*
*/
-int get_unoccupied_x(Workspace *workspace, int row) {
- 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;) {
- Container *con = workspace->table[cols][row];
- LOG("width_factor[%d][%d] = %f, colspan = %d\n", cols, row, con->width_factor, con->colspan);
- if (con->width_factor == 0)
- unoccupied -= workspace->rect.width * default_factor * con->colspan;
- cols += con->colspan;
- }
+int get_unoccupied_x(Workspace *workspace) {
+ double unoccupied = workspace->rect.width;
+ double default_factor = ((float)workspace->rect.width / workspace->cols) / workspace->rect.width;
- assert(unoccupied != 0);
+ DLOG("get_unoccupied_x(), starting with %f, default_factor = %f\n", unoccupied, default_factor);
- LOG("unoccupied space: %d\n", unoccupied);
+ for (int cols = 0; cols < workspace->cols; cols++) {
+ DLOG("width_factor[%d] = %f, unoccupied = %f\n", cols, workspace->width_factor[cols], unoccupied);
+
+ if (workspace->width_factor[cols] == 0)
+ unoccupied -= workspace->rect.width * default_factor;
+ }
+
+ DLOG("unoccupied space: %f\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;) {
- Container *con = workspace->table[col][rows];
- LOG("height_factor[%d][%d] = %f, rowspan %d\n", col, rows, con->height_factor, con->rowspan);
- if (con->height_factor == 0)
- unoccupied -= workspace->rect.height * default_factor * con->rowspan;
- rows += con->rowspan;
- }
+int get_unoccupied_y(Workspace *workspace) {
+ int height = workspace_height(workspace);
+ double unoccupied = height;
+ double default_factor = ((float)height / workspace->rows) / height;
- assert(unoccupied != 0);
+ DLOG("get_unoccupied_y(), starting with %f, default_factor = %f\n", unoccupied, default_factor);
- LOG("unoccupied space: %d\n", unoccupied);
+ for (int rows = 0; rows < workspace->rows; rows++) {
+ DLOG("height_factor[%d] = %f, unoccupied = %f\n", rows, workspace->height_factor[rows], unoccupied);
+ if (workspace->height_factor[rows] == 0)
+ unoccupied -= height * default_factor;
+ }
+
+ DLOG("unoccupied space: %f\n", unoccupied);
return unoccupied;
}
*
*/
void redecorate_window(xcb_connection_t *conn, Client *client) {
- if (client->container->mode == MODE_STACK) {
+ if (client->container != NULL &&
+ (client->container->mode == MODE_STACK ||
+ client->container->mode == MODE_TABBED)) {
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);
+ } else decorate_window(conn, client, client->frame, client->titlegc, 0, 0);
xcb_flush(conn);
}
* 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) {
+void decorate_window(xcb_connection_t *conn, Client *client, xcb_drawable_t drawable,
+ xcb_gcontext_t gc, int offset_x, int offset_y) {
i3Font *font = load_font(conn, config.font);
int decoration_height = font->height + 2 + 2;
- uint32_t background_color,
- text_color,
- border_color;
+ struct Colortriple *color;
+ Client *last_focused;
/* Clients without a container (docks) won’t get decorated */
- if (client->container == NULL)
+ if (client->dock)
return;
- if (client->container->currently_focused == client) {
- /* Distinguish if the window is currently focused… */
- if (CUR_CELL->currently_focused == client)
- background_color = get_colorpixel(conn, "#285577");
- /* …or if it is the focused window in a not focused container */
- else background_color = get_colorpixel(conn, "#555555");
-
- text_color = get_colorpixel(conn, "#ffffff");
- border_color = get_colorpixel(conn, "#4c7899");
- } else {
- background_color = get_colorpixel(conn, "#222222");
- text_color = get_colorpixel(conn, "#888888");
- border_color = get_colorpixel(conn, "#333333");
+ last_focused = SLIST_FIRST(&(client->workspace->focus_stack));
+ /* Is the window urgent? */
+ if (client->urgent)
+ color = &(config.client.urgent);
+ else {
+ if (client_is_floating(client)) {
+ if (last_focused == client)
+ color = &(config.client.focused);
+ else color = &(config.client.unfocused);
+ } else {
+ if (client->container->currently_focused == client) {
+ /* Distinguish if the window is currently focused… */
+ if (last_focused == client && c_ws == client->workspace)
+ 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 background_color
+ - Draw a rect around the whole client in color->background
- Draw two lines in a lighter color
- Draw the window’s title
*/
+ int mode = container_mode(client->container, true);
/* Draw a rectangle in background color around the window */
- xcb_change_gc_single(conn, gc, XCB_GC_FOREGROUND, background_color);
+ if (client->borderless && mode == MODE_DEFAULT)
+ xcb_change_gc_single(conn, gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000"));
+ else 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->mode == MODE_STACK) {
- xcb_rectangle_t rect = {0, offset, client->container->width, offset + decoration_height };
- xcb_poly_fill_rectangle(conn, drawable, gc, 1, &rect);
- } else {
+ if (mode == MODE_STACK || mode == MODE_TABBED) {
/* 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, 0, client->container->width, client->rect.height};
+ xcb_rectangle_t rect = {offset_x, offset_y,
+ offset_x + client->container->width,
+ offset_y + 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);
+ if (client->titlebar_position == TITLEBAR_OFF && client->borderless) {
+ xcb_rectangle_t crect = {0, 0, client->rect.width, client->rect.height};
+ xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect);
+ } else if (client->titlebar_position == TITLEBAR_OFF && !client->borderless) {
+ xcb_rectangle_t crect = {1, 1, client->rect.width - (1 + 1), client->rect.height - (1 + 1)};
+ xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect);
+ } else {
+ 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, border_color, 2, offset, client->rect.width, offset);
- xcb_draw_line(conn, drawable, gc, border_color, 2, offset + font->height + 3,
- 2 + client->rect.width, offset + font->height + 3);
-
- /* Draw the font */
- uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND | XCB_GC_FONT;
- uint32_t values[] = { text_color, background_color, font->id };
- xcb_change_gc(conn, gc, mask, values);
-
- int real_strlen;
- char *ucs2_label = convert_utf8_to_ucs2(client->name, &real_strlen);
- xcb_image_text_16(conn, real_strlen, drawable, gc, 3 /* X */,
- offset + font->height /* Y = baseline of font */, (xcb_char2b_t*)ucs2_label);
- free(ucs2_label);
+ mode = container_mode(client->container, false);
+
+ if (client->titlebar_position != TITLEBAR_OFF) {
+ /* Draw the lines */
+ xcb_draw_line(conn, drawable, gc, color->border, offset_x, offset_y, offset_x + client->rect.width, offset_y);
+ xcb_draw_line(conn, drawable, gc, color->border,
+ offset_x + 2, /* x */
+ offset_y + font->height + 3, /* y */
+ offset_x + client->rect.width - 3, /* to_x */
+ offset_y + font->height + 3 /* to_y */);
+ }
+
+ /* If the client has a title, we draw it */
+ if (client->name != NULL &&
+ (mode != MODE_DEFAULT || client->titlebar_position != TITLEBAR_OFF)) {
+ /* 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, offset_x + 3 /* X */,
+ offset_y + font->height /* Y = baseline of font */, client->name);
+ else
+ xcb_image_text_16(conn, client->name_len, drawable, gc, offset_x + 3 /* X */,
+ offset_y + font->height /* Y = baseline of font */, (xcb_char2b_t*)client->name);
+ }
}
/*
* Pushes the client’s x and y coordinates to X11
*
*/
-static void reposition_client(xcb_connection_t *conn, Client *client) {
- LOG("frame needs to be pushed to %dx%d\n", client->rect.x, client->rect.y);
+void reposition_client(xcb_connection_t *conn, Client *client) {
+ Output *output;
+
+ DLOG("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 */
+ output = get_output_containing(client->rect.x + (client->rect.width / 2),
+ client->rect.y + (client->rect.height / 2));
+ if (client->workspace->output == output)
+ return;
+
+ if (output == NULL) {
+ DLOG("Boundary checking disabled, no output found for (%d, %d)\n", client->rect.x, client->rect.y);
+ return;
+ }
+
+ if (output->current_workspace == NULL) {
+ DLOG("Boundary checking deferred, no current workspace on output\n");
+ client->force_reconfigure = true;
+ return;
+ }
+
+ DLOG("Client is on workspace %p with output %p\n", client->workspace, client->workspace->output);
+ DLOG("but output at %d, %d is %p\n", client->rect.x, client->rect.y, output);
+ floating_assign_to_workspace(client, output->current_workspace);
+
+ set_focus(conn, client, true);
}
/*
- * Pushes the client’s width/height to X11 and resizes the child window
+ * Pushes the client’s width/height to X11 and resizes the child window. This
+ * function also updates the client’s position, so if you work on tiling clients
+ * only, you can use this function instead of separate calls to reposition_client
+ * and resize_client to reduce flickering.
*
*/
-static void resize_client(xcb_connection_t *conn, Client *client) {
+void resize_client(xcb_connection_t *conn, Client *client) {
i3Font *font = load_font(conn, config.font);
- LOG("resizing client to %d x %d\n", client->rect.width, client->rect.height);
- xcb_configure_window(conn, client->frame,
- XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT,
- &(client->rect.width));
+ DLOG("frame 0x%08x needs to be pushed to %dx%d\n", client->frame, client->rect.x, client->rect.y);
+ DLOG("resizing client 0x%08x to %d x %d\n", client->frame, client->rect.width, client->rect.height);
+ xcb_set_window_rect(conn, client->frame, client->rect);
/* 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->mode) {
+ switch (container_mode(client->container, true)) {
case MODE_STACK:
+ case MODE_TABBED:
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) {
+ if (client->titlebar_position == TITLEBAR_OFF && client->borderless) {
rect->x = 0;
rect->y = 0;
rect->width = client->rect.width;
rect->height = client->rect.height;
+ } else if (client->titlebar_position == TITLEBAR_OFF && !client->borderless) {
+ rect->x = 1;
+ rect->y = 1;
+ rect->width = client->rect.width - 1 - 1;
+ rect->height = client->rect.height - 1 - 1;
} else {
rect->x = 2;
rect->y = font->height + 2 + 2;
break;
}
+ rect->width -= (2 * client->border_width);
+ rect->height -= (2 * client->border_width);
+
/* 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);
+ DLOG("proportional height = %d, width = %d\n", client->proportional_height, client->proportional_width);
double new_height = rect->height + 1;
int new_width = rect->width;
new_width--;
}
/* Center the window */
- rect->y += (rect->height / 2) - (new_height / 2);
- rect->x += (rect->width / 2) - (new_width / 2);
+ 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);
+ DLOG("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);
-
- xcb_configure_window(conn, client->child, mask, &(rect->x));
+ if (client->height_increment > 1) {
+ int old_height = rect->height;
+ rect->height -= (rect->height - client->base_height) % client->height_increment;
+ DLOG("Lost %d pixel due to client's height_increment (%d px, base_height = %d)\n",
+ old_height - rect->height, client->height_increment, client->base_height);
+ }
- /* After configuring a child window we need to fake a configure_notify_event according
- to ICCCM 4.2.3. This seems rather broken, especially since X sends exactly the same
- configure_notify_event automatically according to xtrace. Anyone knows details? */
- xcb_configure_notify_event_t event;
+ if (client->width_increment > 1) {
+ int old_width = rect->width;
+ rect->width -= (rect->width - client->base_width) % client->width_increment;
+ DLOG("Lost %d pixel due to client's width_increment (%d px, base_width = %d)\n",
+ old_width - rect->width, client->width_increment, client->base_width);
+ }
- event.event = client->child;
- event.window = client->child;
- event.response_type = XCB_CONFIGURE_NOTIFY;
+ DLOG("child will be at %dx%d with size %dx%d\n", rect->x, rect->y, rect->width, rect->height);
- event.x = rect->x;
- event.y = rect->y;
- event.width = rect->width;
- event.height = rect->height;
+ xcb_set_window_rect(conn, client->child, *rect);
- event.border_width = 0;
- event.above_sibling = XCB_NONE;
- event.override_redirect = false;
+ /* 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);
- xcb_send_event(conn, false, client->child, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (char*)&event);
+ /* Force redrawing after resizing the window because any now lost
+ * pixels could contain old garbage. */
+ xcb_expose_event_t generated;
+ generated.window = client->frame;
+ generated.count = 0;
+ handle_expose_event(NULL, conn, &generated);
}
/*
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);
+ int height = (container->height / max(1, num_clients));
+ int rest_pixels = (container->height % max(1, num_clients));
+ DLOG("height per client = %d, rest = %d\n", height, rest_pixels);
+
CIRCLEQ_FOREACH(client, &(container->clients), clients) {
/* If the client is in fullscreen mode, it does not get reconfigured */
if (container->workspace->fullscreen_client == client) {
continue;
}
+ /* If we have some pixels left to distribute, add one
+ * pixel to each client as long as possible. */
+ int this_height = height;
+ if (rest_pixels > 0) {
+ height++;
+ rest_pixels--;
+ }
/* 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 |
+ (container->height / num_clients) * current_client) |
update_if_necessary(&(client->rect.width), container->width) |
- update_if_necessary(&(client->rect.height), container->height / num_clients))
+ update_if_necessary(&(client->rect.height), this_height))
resize_client(conn, client);
+ /* TODO: vertical default layout */
+
client->force_reconfigure = false;
current_client++;
i3Font *font = load_font(conn, config.font);
int decoration_height = (font->height + 2 + 2);
struct Stack_Window *stack_win = &(container->stack_win);
+ /* The size for each tab (width), necessary as a separate variable
+ * because num_clients gets fixed to 1 in tabbed mode. */
+ int size_each = (num_clients == 0 ? container->width : container->width / num_clients);
+ int stack_lines = num_clients;
/* 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)
+ if (stack_win->rect.height == 0 && num_clients > 1) {
+ DLOG("remapping stack win\n");
xcb_map_window(conn, stack_win->window);
+ } else DLOG("not remapping stackwin, height = %d, num_clients = %d\n",
+ stack_win->rect.height, num_clients);
+
+ if (container->mode == MODE_TABBED) {
+ /* By setting num_clients to 1 we force that the stack window will be only one line
+ * high. The rest of the code is useful in both cases. */
+ DLOG("tabbed mode, setting num_clients = 1\n");
+ if (stack_lines > 1)
+ stack_lines = 1;
+ }
+
+ if (container->stack_limit == STACK_LIMIT_COLS) {
+ stack_lines = ceil((float)num_clients / container->stack_limit_value);
+ } else if (container->stack_limit == STACK_LIMIT_ROWS) {
+ stack_lines = min(num_clients, container->stack_limit_value);
+ }
+
+ int height = decoration_height * stack_lines;
+ if (num_clients == 1) {
+ height = 0;
+ stack_win->rect.height = 0;
+ xcb_unmap_window(conn, stack_win->window);
+
+ DLOG("Just one client, setting height to %d\n", height);
+ }
/* 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)) {
+ if (height > 0 && (
+ 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), height))) {
/* Configuration can happen in two slightly different ways:
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT |
XCB_CONFIG_WINDOW_STACK_MODE;
- /* If there is no fullscreen client, we raise the stack window */
- if (container->workspace->fullscreen_client != NULL) {
+ /* 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);
}
- /* Reconfigure the currently focused client, if necessary. It is the only visible one */
- client = container->currently_focused;
-
- if (container->workspace->fullscreen_client == NULL) {
- uint32_t values[] = { XCB_STACK_MODE_ABOVE };
- xcb_configure_window(conn, client->frame, XCB_CONFIG_WINDOW_STACK_MODE, values);
+ /* Prepare the pixmap for usage */
+ if (num_clients > 1)
+ cached_pixmap_prepare(conn, &(stack_win->pixmap));
+
+ int current_row = 0, current_col = 0;
+ int wrap = 0;
+
+ if (container->stack_limit == STACK_LIMIT_COLS) {
+ /* wrap stores the number of rows after which we will
+ * wrap to a new column. */
+ wrap = ceil((float)num_clients / container->stack_limit_value);
+ } else if (container->stack_limit == STACK_LIMIT_ROWS) {
+ /* When limiting rows, the wrap variable serves a
+ * slightly different purpose: it holds the number of
+ * pixels which each client will get. This is constant
+ * during the following loop, so it saves us some
+ * divisions and ceil()ing. */
+ wrap = (stack_win->rect.width / ceil((float)num_clients / container->stack_limit_value));
}
/* Render the decorations of all clients */
}
/* 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 */
+ * Note the bitwise OR instead of logical OR to force evaluation of all 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.y), container->y + height) |
update_if_necessary(&(client->rect.width), container->width) |
- update_if_necessary(&(client->rect.height), container->height - (decoration_height * num_clients)))
+ update_if_necessary(&(client->rect.height), container->height - height))
resize_client(conn, client);
client->force_reconfigure = false;
- decorate_window(conn, client, stack_win->window, stack_win->gc,
- current_client++ * decoration_height);
+ int offset_x = 0;
+ int offset_y = 0;
+ if (container->mode == MODE_STACK ||
+ (container->mode == MODE_TABBED &&
+ container->stack_limit == STACK_LIMIT_COLS)) {
+ if (container->stack_limit == STACK_LIMIT_COLS) {
+ offset_x = current_col * (stack_win->rect.width / container->stack_limit_value);
+ offset_y = current_row * decoration_height;
+ current_row++;
+ if ((current_row % wrap) == 0) {
+ current_col++;
+ current_row = 0;
+ }
+ } else if (container->stack_limit == STACK_LIMIT_ROWS) {
+ offset_x = current_col * wrap;
+ offset_y = current_row * decoration_height;
+ current_row++;
+ if ((current_row % container->stack_limit_value) == 0) {
+ current_col++;
+ current_row = 0;
+ }
+ } else {
+ offset_y = current_client * decoration_height;
+ }
+ current_client++;
+ } else if (container->mode == MODE_TABBED) {
+ if (container->stack_limit == STACK_LIMIT_ROWS) {
+ LOG("You limited a tabbed container in its rows. "
+ "This makes no sense in tabbing mode.\n");
+ }
+ offset_x = current_client++ * size_each;
+ }
+ if (stack_win->pixmap.id == XCB_NONE)
+ continue;
+ decorate_window(conn, client, stack_win->pixmap.id,
+ stack_win->pixmap.gc, offset_x, offset_y);
+ }
+
+ /* Check if we need to fill one column because of an uneven
+ * amount of windows */
+ if (container->mode == MODE_STACK) {
+ if (container->stack_limit == STACK_LIMIT_COLS && (current_col % 2) != 0) {
+ xcb_change_gc_single(conn, stack_win->pixmap.gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000"));
+
+ int offset_x = current_col * (stack_win->rect.width / container->stack_limit_value);
+ int offset_y = current_row * decoration_height;
+ xcb_rectangle_t rect = {offset_x, offset_y,
+ offset_x + container->width,
+ offset_y + decoration_height };
+ xcb_poly_fill_rectangle(conn, stack_win->pixmap.id, stack_win->pixmap.gc, 1, &rect);
+ } else if (container->stack_limit == STACK_LIMIT_ROWS && (current_row % 2) != 0) {
+ xcb_change_gc_single(conn, stack_win->pixmap.gc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000"));
+
+ int offset_x = current_col * wrap;
+ int offset_y = current_row * decoration_height;
+ xcb_rectangle_t rect = {offset_x, offset_y,
+ offset_x + container->width,
+ offset_y + decoration_height };
+ xcb_poly_fill_rectangle(conn, stack_win->pixmap.id, stack_win->pixmap.gc, 1, &rect);
+ }
}
+
+ if (stack_win->pixmap.id == XCB_NONE)
+ return;
+ 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);
}
}
static void render_bars(xcb_connection_t *conn, Workspace *r_ws, int width, int *height) {
Client *client;
- SLIST_FOREACH(client, &(r_ws->dock_clients), dock_clients) {
+ SLIST_FOREACH(client, &(r_ws->output->dock_clients), dock_clients) {
+ DLOG("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.x), r_ws->rect.x) |
update_if_necessary(&(client->rect.y), *height))
reposition_client(conn, client);
resize_client(conn, client);
client->force_reconfigure = false;
+ DLOG("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;
+ Output *output = r_ws->output;
enum { SET_NORMAL = 0, SET_FOCUSED = 1 };
- uint32_t background_color[2],
- text_color[2],
- border_color[2],
- black;
- char label[3];
-
- black = get_colorpixel(conn, "#000000");
-
- background_color[SET_NORMAL] = get_colorpixel(conn, "#222222");
- text_color[SET_NORMAL] = get_colorpixel(conn, "#888888");
- border_color[SET_NORMAL] = get_colorpixel(conn, "#333333");
-
- background_color[SET_FOCUSED] = get_colorpixel(conn, "#285577");
- text_color[SET_FOCUSED] = get_colorpixel(conn, "#ffffff");
- border_color[SET_FOCUSED] = get_colorpixel(conn, "#4c7899");
/* Fill the whole bar in black */
- xcb_change_gc_single(conn, screen->bargc, XCB_GC_FOREGROUND, black);
+ xcb_change_gc_single(conn, output->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);
+ xcb_poly_fill_rectangle(conn, output->bar, output->bargc, 1, &rect);
/* Set font */
- xcb_change_gc_single(conn, screen->bargc, XCB_GC_FONT, font->id);
+ xcb_change_gc_single(conn, output->bargc, XCB_GC_FONT, font->id);
int drawn = 0;
- for (int c = 0; c < 10; c++) {
- if (workspaces[c].screen == screen) {
- int set = (screen->current_workspace == c ? SET_FOCUSED : SET_NORMAL);
-
- xcb_draw_rect(conn, screen->bar, screen->bargc, border_color[set],
- drawn * height, 1, height - 2, height - 2);
- xcb_draw_rect(conn, screen->bar, screen->bargc, background_color[set],
- 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, text_color[set]);
- xcb_change_gc_single(conn, screen->bargc, XCB_GC_BACKGROUND, background_color[set]);
- xcb_image_text_8(conn, strlen(label), screen->bar, screen->bargc, drawn * height + 5 /* X */,
- font->height + 1 /* Y = baseline of font */, label);
- drawn++;
- }
+ Workspace *ws;
+ TAILQ_FOREACH(ws, workspaces, workspaces) {
+ if (ws->output != output)
+ continue;
+
+ struct Colortriple *color;
+
+ if (output->current_workspace == ws)
+ color = &(config.bar.focused);
+ else if (ws->urgent)
+ color = &(config.bar.urgent);
+ else color = &(config.bar.unfocused);
+
+ /* Draw the outer rect */
+ xcb_draw_rect(conn, output->bar, output->bargc, color->border,
+ drawn, /* x */
+ 1, /* y */
+ ws->text_width + 5 + 5, /* width = text width + 5 px left + 5px right */
+ height - 2 /* height = max. height - 1 px upper and 1 px bottom border */);
+
+ /* Draw the background of this rect */
+ xcb_draw_rect(conn, output->bar, output->bargc, color->background,
+ drawn + 1,
+ 2,
+ ws->text_width + 4 + 4,
+ height - 4);
+
+ xcb_change_gc_single(conn, output->bargc, XCB_GC_FOREGROUND, color->text);
+ xcb_change_gc_single(conn, output->bargc, XCB_GC_BACKGROUND, color->background);
+ xcb_image_text_16(conn, ws->name_len, output->bar, output->bargc, drawn + 5 /* X */,
+ font->height + 1 /* Y = baseline of font */,
+ (xcb_char2b_t*)ws->name);
+ drawn += ws->text_width + 12;
}
+}
- 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];
+
+ FOR_TABLE(workspace) {
+ if (workspace->table[cols][rows] == NULL)
+ continue;
+
+ 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);
+ }
+ }
}
-void render_layout(xcb_connection_t *conn) {
- i3Screen *screen;
+/*
+ * Renders the given workspace on the given screen
+ *
+ */
+void render_workspace(xcb_connection_t *conn, Output *output, Workspace *r_ws) {
i3Font *font = load_font(conn, config.font);
+ int width = r_ws->rect.width;
+ int height = r_ws->rect.height;
- TAILQ_FOREACH(screen, virtual_screens, screens) {
- /* r_ws (rendering workspace) is just a shortcut to the Workspace being currently rendered */
- Workspace *r_ws = &(workspaces[screen->current_workspace]);
+ /* Reserve space for dock clients */
+ Client *client;
+ SLIST_FOREACH(client, &(output->dock_clients), dock_clients)
+ height -= client->desired_height;
- LOG("Rendering screen %d\n", screen->num);
+ /* Space for the internal bar */
+ if (!config.disable_workspace_bar)
+ height -= (font->height + 6);
- int width = r_ws->rect.width;
- int height = r_ws->rect.height;
+ 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;
+
+ 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];
+ if (container == NULL)
+ continue;
+ int single_width = -1, single_height = -1;
+ /* 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;
+ }
- /* Reserve space for dock clients */
- Client *client;
- SLIST_FOREACH(client, &(r_ws->dock_clients), dock_clients)
- height -= client->desired_height;
+ DLOG("height is %d\n", height);
- /* Space for the internal bar */
- height -= (font->height + 6);
+ container->height = 0;
- 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);
- /* Go through the whole table and render what’s necessary */
- for (int cols = 0; cols < r_ws->cols; cols++)
- for (int rows = 0; rows < r_ws->rows; rows++) {
- Container *container = r_ws->table[cols][rows];
- int single_width, 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];
-
- if (container->width_factor == 0)
- container->width = (width / r_ws->cols);
- else container->width = get_unoccupied_x(r_ws, rows) * container->width_factor;
- single_width = container->width;
- container->width *= container->colspan;
+ for (int c = 0; c < container->rowspan; c++) {
+ if (r_ws->height_factor[rows+c] == 0)
+ container->height += (height / r_ws->rows);
+ else container->height += get_unoccupied_y(r_ws) * r_ws->height_factor[rows+c];
- if (container->height_factor == 0)
- container->height = (height / r_ws->rows);
- else container->height = get_unoccupied_y(r_ws, cols) * container->height_factor;
+ if (single_height == -1)
single_height = container->height;
- container->height *= container->rowspan;
+ }
- /* Render the container if it is not empty */
- render_container(conn, container);
+ /* Render the container if it is not empty */
+ render_container(conn, container);
- xoffset[rows] += single_width;
- yoffset[cols] += single_height;
- LOG("==========\n");
- }
+ xoffset[rows] += single_width;
+ yoffset[cols] += single_height;
+ }
+
+ /* Reposition all floating clients with force_reconfigure == true */
+ TAILQ_FOREACH(client, &(r_ws->floating_clients), floating_clients) {
+ if (!client->force_reconfigure)
+ continue;
- render_bars(conn, r_ws, width, &height);
- render_internal_bar(conn, r_ws, width, 18);
+ client->force_reconfigure = false;
+ reposition_client(conn, client);
+ resize_client(conn, client);
}
+ ignore_enter_notify_forall(conn, r_ws, false);
+
+ render_bars(conn, r_ws, width, &height);
+ if (!config.disable_workspace_bar)
+ 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) {
+ Output *output;
+
+ TAILQ_FOREACH(output, &outputs, outputs)
+ if (output->current_workspace != NULL)
+ render_workspace(conn, output, output->current_workspace);
+
xcb_flush(conn);
}