xcb_flush(conn);
}
-/**
- * Called when a floating window is created or resized.
- * This function resizes the window if its size is higher or lower than the
- * configured maximum/minimum size, respectively.
+/*
+ * Called when a floating window is created or resized. This function resizes
+ * the window if its size is higher or lower than the configured maximum/minimum
+ * size, respectively or when adjustments are needed to conform to the
+ * configured size increments or aspect ratio limits.
+ *
+ * When prefer_height is true and the window needs to be resized because of the
+ * configured aspect ratio, the width is adjusted first, preserving the previous
+ * height.
*
*/
-void floating_check_size(Con *floating_con) {
+void floating_check_size(Con *floating_con, bool prefer_height) {
/* Define reasonable minimal and maximal sizes for floating windows */
const int floating_sane_min_height = 50;
const int floating_sane_min_width = 75;
border_rect.height += render_deco_height();
}
- if (focused_con->window != NULL) {
- if (focused_con->window->min_width) {
+ i3Window *window = focused_con->window;
+ if (window != NULL) {
+ /* ICCCM says: If a base size is not provided, the minimum size is to be used in its place
+ * and vice versa. */
+ int min_width = (window->min_width ? window->min_width : window->base_width);
+ int min_height = (window->min_height ? window->min_height : window->base_height);
+ int base_width = (window->base_width ? window->base_width : window->min_width);
+ int base_height = (window->base_height ? window->base_height : window->min_height);
+
+ if (min_width) {
floating_con->rect.width -= border_rect.width;
- floating_con->rect.width = max(floating_con->rect.width, focused_con->window->min_width);
+ floating_con->rect.width = max(floating_con->rect.width, min_width);
floating_con->rect.width += border_rect.width;
}
- if (focused_con->window->min_height) {
+ if (min_height) {
floating_con->rect.height -= border_rect.height;
- floating_con->rect.height = max(floating_con->rect.height, focused_con->window->min_height);
+ floating_con->rect.height = max(floating_con->rect.height, min_height);
floating_con->rect.height += border_rect.height;
}
- if (focused_con->window->height_increment &&
- floating_con->rect.height >= focused_con->window->base_height + border_rect.height) {
- floating_con->rect.height -= focused_con->window->base_height + border_rect.height;
- floating_con->rect.height -= floating_con->rect.height % focused_con->window->height_increment;
- floating_con->rect.height += focused_con->window->base_height + border_rect.height;
+ if (window->max_width) {
+ floating_con->rect.width -= border_rect.width;
+ floating_con->rect.width = min(floating_con->rect.width, window->max_width);
+ floating_con->rect.width += border_rect.width;
}
- if (focused_con->window->width_increment &&
- floating_con->rect.width >= focused_con->window->base_width + border_rect.width) {
- floating_con->rect.width -= focused_con->window->base_width + border_rect.width;
- floating_con->rect.width -= floating_con->rect.width % focused_con->window->width_increment;
- floating_con->rect.width += focused_con->window->base_width + border_rect.width;
+ if (window->max_height) {
+ floating_con->rect.height -= border_rect.height;
+ floating_con->rect.height = min(floating_con->rect.height, window->max_height);
+ floating_con->rect.height += border_rect.height;
+ }
+
+ /* Obey the aspect ratio, if any, unless we are in fullscreen mode.
+ *
+ * The spec isn’t explicit on whether the aspect ratio hints should be
+ * respected during fullscreen mode. Other WMs such as Openbox don’t do
+ * that, and this post suggests that this is the correct way to do it:
+ * https://mail.gnome.org/archives/wm-spec-list/2003-May/msg00007.html
+ *
+ * Ignoring aspect ratio during fullscreen was necessary to fix MPlayer
+ * subtitle rendering, see https://bugs.i3wm.org/594 */
+ const double min_ar = window->min_aspect_ratio;
+ const double max_ar = window->max_aspect_ratio;
+ if (floating_con->fullscreen_mode == CF_NONE && (min_ar > 0 || max_ar > 0)) {
+ /* The ICCCM says to subtract the base size from the window size for
+ * aspect ratio calculations. However, unlike determining the base
+ * size itself we must not fall back to using the minimum size in
+ * this case according to the ICCCM. */
+ double width = floating_con->rect.width - window->base_width - border_rect.width;
+ double height = floating_con->rect.height - window->base_height - border_rect.height;
+ const double ar = (double)width / (double)height;
+ double new_ar = -1;
+ if (min_ar > 0 && ar < min_ar) {
+ new_ar = min_ar;
+ } else if (max_ar > 0 && ar > max_ar) {
+ new_ar = max_ar;
+ }
+ if (new_ar > 0) {
+ if (prefer_height) {
+ width = round(height * new_ar);
+ height = round(width / new_ar);
+ } else {
+ height = round(width / new_ar);
+ width = round(height * new_ar);
+ }
+ floating_con->rect.width = width + window->base_width + border_rect.width;
+ floating_con->rect.height = height + window->base_height + border_rect.height;
+ }
+ }
+
+ if (window->height_increment &&
+ floating_con->rect.height >= base_height + border_rect.height) {
+ floating_con->rect.height -= base_height + border_rect.height;
+ floating_con->rect.height -= floating_con->rect.height % window->height_increment;
+ floating_con->rect.height += base_height + border_rect.height;
+ }
+
+ if (window->width_increment &&
+ floating_con->rect.width >= base_width + border_rect.width) {
+ floating_con->rect.width -= base_width + border_rect.width;
+ floating_con->rect.width -= floating_con->rect.width % window->width_increment;
+ floating_con->rect.width += base_width + border_rect.width;
}
}
Con *parent = con->parent;
/* clear the pointer before calling tree_close_internal in which the memory is freed */
con->parent = NULL;
- tree_close_internal(parent, DONT_KILL_WINDOW, false, false);
+ tree_close_internal(parent, DONT_KILL_WINDOW, false);
}
char *name;
nc->rect.height += con->border_width * 2;
nc->rect.width += con->border_width * 2;
- floating_check_size(nc);
+ floating_check_size(nc, false);
/* Some clients (like GIMP’s color picker window) get mapped
* to (0, 0), so we push them to a reasonable position
DLOG("Corrected y = %d (deco_height = %d)\n", nc->rect.y, deco_height);
/* render the cons to get initial window_rect correct */
- render_con(nc, false);
- render_con(con, false);
+ render_con(nc);
if (set_focus)
con_activate(con);
Con *parent = con->parent;
con_detach(con);
con->parent = NULL;
- tree_close_internal(parent, DONT_KILL_WINDOW, true, false);
+ tree_close_internal(parent, DONT_KILL_WINDOW, true);
con_attach(con, tiling_focused, false);
con->percent = 0.0;
con_fix_percent(con->parent);
con->rect.x = old_rect->x + (new_x - event->root_x);
con->rect.y = old_rect->y + (new_y - event->root_y);
- render_con(con, false);
+ render_con(con);
x_push_node(con);
xcb_flush(conn);
con->rect = (Rect){dest_x, dest_y, dest_width, dest_height};
/* Obey window size */
- floating_check_size(con);
+ floating_check_size(con, false);
/* If not the lower right corner is grabbed, we must also reposition
* the client by exactly the amount we resized it */
con->rect.x = dest_x;
con->rect.y = dest_y;
- /* TODO: don’t re-render the whole tree just because we change
- * coordinates of a floating window */
- tree_render();
+ render_con(con);
x_push_changes(croot);
}
XCB_CURRENT_TIME,
XCB_GRAB_MODE_ASYNC, /* continue processing pointer events as normal */
XCB_GRAB_MODE_ASYNC /* keyboard mode */
- );
+ );
if ((keyb_reply = xcb_grab_keyboard_reply(conn, keyb_cookie, &error)) == NULL) {
ELOG("Could not grab keyboard (error_code = %d)\n", error->error_code);
con->rect = newrect;
- floating_maybe_reassign_ws(con);
+ bool reassigned = floating_maybe_reassign_ws(con);
/* If this is a scratchpad window, don't auto center it from now on. */
if (con->scratchpad_state == SCRATCHPAD_FRESH)
con->scratchpad_state = SCRATCHPAD_CHANGED;
- tree_render();
+ /* Workspace change will already result in a tree_render. */
+ if (!reassigned) {
+ render_con(con);
+ x_push_node(con);
+ }
return true;
}
* window's size hints.
*
*/
-void floating_resize(Con *floating_con, int x, int y) {
+void floating_resize(Con *floating_con, uint32_t x, uint32_t y) {
DLOG("floating resize to %dx%d px\n", x, y);
Rect *rect = &floating_con->rect;
Con *focused_con = con_descend_focused(floating_con);
}
int wi = focused_con->window->width_increment;
int hi = focused_con->window->height_increment;
+ bool prefer_height = (rect->width == x);
rect->width = x;
rect->height = y;
if (wi)
if (hi)
rect->height += (hi - 1 - rect->height) % hi;
- floating_check_size(floating_con);
+ floating_check_size(floating_con, prefer_height);
/* If this is a scratchpad window, don't auto center it from now on. */
if (floating_con->scratchpad_state == SCRATCHPAD_FRESH)