902 lines
30 KiB
C
902 lines
30 KiB
C
/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
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focus.c for the Openbox window manager
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Copyright (c) 2006 Mikael Magnusson
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Copyright (c) 2003-2007 Dana Jansens
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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See the COPYING file for a copy of the GNU General Public License.
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*/
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#include "debug.h"
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#include "event.h"
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#include "openbox.h"
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#include "grab.h"
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#include "framerender.h"
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#include "client.h"
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#include "config.h"
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#include "frame.h"
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#include "screen.h"
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#include "group.h"
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#include "prop.h"
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#include "focus.h"
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#include "stacking.h"
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#include "popup.h"
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#include "render/render.h"
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#include <X11/Xlib.h>
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#include <glib.h>
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#include <assert.h>
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#define FOCUS_INDICATOR_WIDTH 6
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ObClient *focus_client = NULL;
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GList *focus_order = NULL;
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ObClient *focus_cycle_target = NULL;
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struct {
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InternalWindow top;
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InternalWindow left;
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InternalWindow right;
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InternalWindow bottom;
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} focus_indicator;
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RrAppearance *a_focus_indicator;
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RrColor *color_white;
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static ObIconPopup *focus_cycle_popup;
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static gboolean valid_focus_target(ObClient *ft,
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gboolean all_desktops,
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gboolean dock_windows);
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static void focus_cycle_destructor(ObClient *client, gpointer data);
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static Window createWindow(Window parent, gulong mask,
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XSetWindowAttributes *attrib)
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{
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return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
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RrDepth(ob_rr_inst), InputOutput,
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RrVisual(ob_rr_inst), mask, attrib);
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}
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void focus_startup(gboolean reconfig)
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{
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focus_cycle_popup = icon_popup_new(TRUE);
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if (!reconfig) {
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XSetWindowAttributes attr;
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client_add_destructor(focus_cycle_destructor, NULL);
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/* start with nothing focused */
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focus_nothing();
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focus_indicator.top.obwin.type = Window_Internal;
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focus_indicator.left.obwin.type = Window_Internal;
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focus_indicator.right.obwin.type = Window_Internal;
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focus_indicator.bottom.obwin.type = Window_Internal;
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attr.override_redirect = True;
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attr.background_pixel = BlackPixel(ob_display, ob_screen);
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focus_indicator.top.win =
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createWindow(RootWindow(ob_display, ob_screen),
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CWOverrideRedirect | CWBackPixel, &attr);
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focus_indicator.left.win =
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createWindow(RootWindow(ob_display, ob_screen),
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CWOverrideRedirect | CWBackPixel, &attr);
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focus_indicator.right.win =
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createWindow(RootWindow(ob_display, ob_screen),
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CWOverrideRedirect | CWBackPixel, &attr);
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focus_indicator.bottom.win =
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createWindow(RootWindow(ob_display, ob_screen),
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CWOverrideRedirect | CWBackPixel, &attr);
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stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.top));
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stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.left));
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stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.right));
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stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
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color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
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a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
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a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
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a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
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a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
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0, 0, 0);
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a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
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a_focus_indicator->texture[0].data.lineart.color = color_white;
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a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
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a_focus_indicator->texture[1].data.lineart.color = color_white;
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a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
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a_focus_indicator->texture[2].data.lineart.color = color_white;
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a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
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a_focus_indicator->texture[3].data.lineart.color = color_white;
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}
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}
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void focus_shutdown(gboolean reconfig)
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{
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icon_popup_free(focus_cycle_popup);
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if (!reconfig) {
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client_remove_destructor(focus_cycle_destructor);
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/* reset focus to root */
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XSetInputFocus(ob_display, PointerRoot, RevertToNone, CurrentTime);
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RrColorFree(color_white);
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RrAppearanceFree(a_focus_indicator);
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XDestroyWindow(ob_display, focus_indicator.top.win);
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XDestroyWindow(ob_display, focus_indicator.left.win);
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XDestroyWindow(ob_display, focus_indicator.right.win);
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XDestroyWindow(ob_display, focus_indicator.bottom.win);
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}
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}
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static void push_to_top(ObClient *client)
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{
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focus_order = g_list_remove(focus_order, client);
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focus_order = g_list_prepend(focus_order, client);
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}
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void focus_set_client(ObClient *client)
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{
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Window active;
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ob_debug_type(OB_DEBUG_FOCUS,
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"focus_set_client 0x%lx\n", client ? client->window : 0);
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/* uninstall the old colormap, and install the new one */
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screen_install_colormap(focus_client, FALSE);
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screen_install_colormap(client, TRUE);
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/* in the middle of cycling..? kill it. CurrentTime is fine, time won't
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be used.
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*/
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if (focus_cycle_target)
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focus_cycle(TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE);
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focus_client = client;
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if (client != NULL) {
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/* move to the top of the list */
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push_to_top(client);
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/* remove hiliting from the window when it gets focused */
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client_hilite(client, FALSE);
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}
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/* set the NET_ACTIVE_WINDOW hint, but preserve it on shutdown */
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if (ob_state() != OB_STATE_EXITING) {
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active = client ? client->window : None;
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PROP_SET32(RootWindow(ob_display, ob_screen),
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net_active_window, window, active);
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}
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}
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ObClient* focus_fallback_target(gboolean allow_refocus, ObClient *old)
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{
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GList *it;
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ObClient *target = NULL;
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ObClient *desktop = NULL;
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ob_debug_type(OB_DEBUG_FOCUS, "trying pointer stuff\n");
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if (config_focus_follow && !config_focus_last)
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{
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if ((target = client_under_pointer()))
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if (allow_refocus || target != old)
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if (client_normal(target) && client_can_focus(target)) {
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ob_debug_type(OB_DEBUG_FOCUS, "found in pointer stuff\n");
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return target;
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}
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}
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#if 0
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/* try for group relations */
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if (old->group) {
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GSList *sit;
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for (it = focus_order[screen_desktop]; it; it = g_list_next(it))
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for (sit = old->group->members; sit; sit = g_slist_next(sit))
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if (sit->data == it->data)
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if (sit->data != old && client_normal(sit->data))
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if (client_can_focus(sit->data))
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return sit->data;
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}
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#endif
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ob_debug_type(OB_DEBUG_FOCUS, "trying omnipresentness\n");
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if (allow_refocus && old && old->desktop == DESKTOP_ALL &&
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client_normal(old))
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{
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return old;
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}
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ob_debug_type(OB_DEBUG_FOCUS, "trying the focus order\n");
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for (it = focus_order; it; it = g_list_next(it))
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if (allow_refocus || it->data != old) {
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ObClient *c = it->data;
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/* fallback focus to a window if:
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1. it is actually focusable, cuz if it's not then we're sending
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focus off to nothing. this includes if it is visible right now
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2. it is on the current desktop. this ignores omnipresent
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windows, which are problematic in their own rite.
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3. it is a normal type window, don't fall back onto a dock or
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a splashscreen or a desktop window (save the desktop as a
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backup fallback though)
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*/
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if (client_can_focus(c))
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{
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if (c->desktop == screen_desktop && client_normal(c)) {
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ob_debug_type(OB_DEBUG_FOCUS, "found in focus order\n");
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return it->data;
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} else if (c->type == OB_CLIENT_TYPE_DESKTOP &&
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desktop == NULL)
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desktop = c;
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}
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}
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/* as a last resort fallback to the desktop window if there is one.
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(if there's more than one, then the one most recently focused.)
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*/
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ob_debug_type(OB_DEBUG_FOCUS, "found desktop: \n", !!desktop);
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return desktop;
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}
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void focus_fallback(gboolean allow_refocus)
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{
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ObClient *new;
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ObClient *old = focus_client;
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/* unfocus any focused clients.. they can be focused by Pointer events
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and such, and then when I try focus them, I won't get a FocusIn event
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at all for them.
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*/
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focus_nothing();
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if ((new = focus_fallback_target(allow_refocus, old)))
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client_focus(new);
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}
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void focus_nothing()
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{
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/* Install our own colormap */
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if (focus_client != NULL) {
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screen_install_colormap(focus_client, FALSE);
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screen_install_colormap(NULL, TRUE);
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}
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focus_client = NULL;
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/* when nothing will be focused, send focus to the backup target */
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XSetInputFocus(ob_display, screen_support_win, RevertToPointerRoot,
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event_curtime);
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}
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static gchar *popup_get_name(ObClient *c, ObClient **nametarget)
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{
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ObClient *p;
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gchar *title = NULL;
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const gchar *desk = NULL;
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gchar *ret;
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/* find our highest direct parent, including non-normal windows */
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for (p = c; p->transient_for && p->transient_for != OB_TRAN_GROUP;
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p = p->transient_for);
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if (c->desktop != DESKTOP_ALL && c->desktop != screen_desktop)
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desk = screen_desktop_names[c->desktop];
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/* use the transient's parent's title/icon if we don't have one */
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if (p != c && !strcmp("", (c->iconic ? c->icon_title : c->title)))
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title = g_strdup(p->iconic ? p->icon_title : p->title);
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if (title == NULL)
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title = g_strdup(c->iconic ? c->icon_title : c->title);
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if (desk)
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ret = g_strdup_printf("%s [%s]", title, desk);
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else {
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ret = title;
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title = NULL;
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}
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g_free(title);
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/* set this only if we're returning true and they asked for it */
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if (ret && nametarget) *nametarget = p;
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return ret;
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}
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static void popup_cycle(ObClient *c, gboolean show,
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gboolean all_desktops, gboolean dock_windows)
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{
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gchar *showtext = NULL;
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ObClient *showtarget;
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if (!show) {
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icon_popup_hide(focus_cycle_popup);
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return;
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}
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/* do this stuff only when the dialog is first showing */
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if (!focus_cycle_popup->popup->mapped &&
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!focus_cycle_popup->popup->delay_mapped)
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{
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Rect *a;
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gchar **names;
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GList *targets = NULL, *it;
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gint n = 0, i;
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/* position the popup */
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a = screen_physical_area_monitor(0);
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icon_popup_position(focus_cycle_popup, CenterGravity,
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a->x + a->width / 2, a->y + a->height / 2);
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icon_popup_height(focus_cycle_popup, POPUP_HEIGHT);
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icon_popup_min_width(focus_cycle_popup, POPUP_WIDTH);
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icon_popup_max_width(focus_cycle_popup,
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MAX(a->width/3, POPUP_WIDTH));
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/* make its width to be the width of all the possible titles */
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/* build a list of all the valid focus targets */
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for (it = focus_order; it; it = g_list_next(it)) {
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ObClient *ft = it->data;
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if (valid_focus_target(ft, all_desktops, dock_windows)) {
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targets = g_list_prepend(targets, ft);
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++n;
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}
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}
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/* make it null terminated so we can use g_strfreev */
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names = g_new(char*, n+1);
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for (it = targets, i = 0; it; it = g_list_next(it), ++i) {
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ObClient *ft = it->data, *t;
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names[i] = popup_get_name(ft, &t);
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/* little optimization.. save this text and client, so we dont
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have to get it again */
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if (ft == c) {
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showtext = g_strdup(names[i]);
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showtarget = t;
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}
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}
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names[n] = NULL;
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icon_popup_text_width_to_strings(focus_cycle_popup, names, n);
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g_strfreev(names);
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}
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if (!showtext) showtext = popup_get_name(c, &showtarget);
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icon_popup_show(focus_cycle_popup, showtext,
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client_icon(showtarget, 48, 48));
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g_free(showtext);
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}
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static void focus_cycle_destructor(ObClient *client, gpointer data)
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{
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/* end cycling if the target disappears. CurrentTime is fine, time won't
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be used
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*/
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if (focus_cycle_target == client)
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focus_cycle(TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE);
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}
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void focus_cycle_draw_indicator()
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{
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if (!focus_cycle_target) {
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XUnmapWindow(ob_display, focus_indicator.top.win);
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XUnmapWindow(ob_display, focus_indicator.left.win);
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XUnmapWindow(ob_display, focus_indicator.right.win);
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XUnmapWindow(ob_display, focus_indicator.bottom.win);
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/* kill enter events cause by this unmapping */
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event_ignore_queued_enters();
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} else {
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/*
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if (focus_cycle_target)
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frame_adjust_focus(focus_cycle_target->frame, FALSE);
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frame_adjust_focus(focus_cycle_target->frame, TRUE);
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*/
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gint x, y, w, h;
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gint wt, wl, wr, wb;
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wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
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x = focus_cycle_target->frame->area.x;
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y = focus_cycle_target->frame->area.y;
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w = focus_cycle_target->frame->area.width;
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h = wt;
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XMoveResizeWindow(ob_display, focus_indicator.top.win,
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x, y, w, h);
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a_focus_indicator->texture[0].data.lineart.x1 = 0;
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a_focus_indicator->texture[0].data.lineart.y1 = h-1;
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a_focus_indicator->texture[0].data.lineart.x2 = 0;
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a_focus_indicator->texture[0].data.lineart.y2 = 0;
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a_focus_indicator->texture[1].data.lineart.x1 = 0;
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a_focus_indicator->texture[1].data.lineart.y1 = 0;
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a_focus_indicator->texture[1].data.lineart.x2 = w-1;
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a_focus_indicator->texture[1].data.lineart.y2 = 0;
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a_focus_indicator->texture[2].data.lineart.x1 = w-1;
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a_focus_indicator->texture[2].data.lineart.y1 = 0;
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a_focus_indicator->texture[2].data.lineart.x2 = w-1;
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a_focus_indicator->texture[2].data.lineart.y2 = h-1;
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a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
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a_focus_indicator->texture[3].data.lineart.y1 = h-1;
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a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
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a_focus_indicator->texture[3].data.lineart.y2 = h-1;
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RrPaint(a_focus_indicator, focus_indicator.top.win,
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w, h);
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x = focus_cycle_target->frame->area.x;
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y = focus_cycle_target->frame->area.y;
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w = wl;
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h = focus_cycle_target->frame->area.height;
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XMoveResizeWindow(ob_display, focus_indicator.left.win,
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x, y, w, h);
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a_focus_indicator->texture[0].data.lineart.x1 = w-1;
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a_focus_indicator->texture[0].data.lineart.y1 = 0;
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a_focus_indicator->texture[0].data.lineart.x2 = 0;
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a_focus_indicator->texture[0].data.lineart.y2 = 0;
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a_focus_indicator->texture[1].data.lineart.x1 = 0;
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a_focus_indicator->texture[1].data.lineart.y1 = 0;
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a_focus_indicator->texture[1].data.lineart.x2 = 0;
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a_focus_indicator->texture[1].data.lineart.y2 = h-1;
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a_focus_indicator->texture[2].data.lineart.x1 = 0;
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a_focus_indicator->texture[2].data.lineart.y1 = h-1;
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a_focus_indicator->texture[2].data.lineart.x2 = w-1;
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a_focus_indicator->texture[2].data.lineart.y2 = h-1;
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a_focus_indicator->texture[3].data.lineart.x1 = w-1;
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a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
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a_focus_indicator->texture[3].data.lineart.x2 = w-1;
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a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
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RrPaint(a_focus_indicator, focus_indicator.left.win,
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w, h);
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x = focus_cycle_target->frame->area.x +
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focus_cycle_target->frame->area.width - wr;
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y = focus_cycle_target->frame->area.y;
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|
w = wr;
|
|
h = focus_cycle_target->frame->area.height ;
|
|
|
|
XMoveResizeWindow(ob_display, focus_indicator.right.win,
|
|
x, y, w, h);
|
|
a_focus_indicator->texture[0].data.lineart.x1 = 0;
|
|
a_focus_indicator->texture[0].data.lineart.y1 = 0;
|
|
a_focus_indicator->texture[0].data.lineart.x2 = w-1;
|
|
a_focus_indicator->texture[0].data.lineart.y2 = 0;
|
|
a_focus_indicator->texture[1].data.lineart.x1 = w-1;
|
|
a_focus_indicator->texture[1].data.lineart.y1 = 0;
|
|
a_focus_indicator->texture[1].data.lineart.x2 = w-1;
|
|
a_focus_indicator->texture[1].data.lineart.y2 = h-1;
|
|
a_focus_indicator->texture[2].data.lineart.x1 = w-1;
|
|
a_focus_indicator->texture[2].data.lineart.y1 = h-1;
|
|
a_focus_indicator->texture[2].data.lineart.x2 = 0;
|
|
a_focus_indicator->texture[2].data.lineart.y2 = h-1;
|
|
a_focus_indicator->texture[3].data.lineart.x1 = 0;
|
|
a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
|
|
a_focus_indicator->texture[3].data.lineart.x2 = 0;
|
|
a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
|
|
RrPaint(a_focus_indicator, focus_indicator.right.win,
|
|
w, h);
|
|
|
|
x = focus_cycle_target->frame->area.x;
|
|
y = focus_cycle_target->frame->area.y +
|
|
focus_cycle_target->frame->area.height - wb;
|
|
w = focus_cycle_target->frame->area.width;
|
|
h = wb;
|
|
|
|
XMoveResizeWindow(ob_display, focus_indicator.bottom.win,
|
|
x, y, w, h);
|
|
a_focus_indicator->texture[0].data.lineart.x1 = 0;
|
|
a_focus_indicator->texture[0].data.lineart.y1 = 0;
|
|
a_focus_indicator->texture[0].data.lineart.x2 = 0;
|
|
a_focus_indicator->texture[0].data.lineart.y2 = h-1;
|
|
a_focus_indicator->texture[1].data.lineart.x1 = 0;
|
|
a_focus_indicator->texture[1].data.lineart.y1 = h-1;
|
|
a_focus_indicator->texture[1].data.lineart.x2 = w-1;
|
|
a_focus_indicator->texture[1].data.lineart.y2 = h-1;
|
|
a_focus_indicator->texture[2].data.lineart.x1 = w-1;
|
|
a_focus_indicator->texture[2].data.lineart.y1 = h-1;
|
|
a_focus_indicator->texture[2].data.lineart.x2 = w-1;
|
|
a_focus_indicator->texture[2].data.lineart.y2 = 0;
|
|
a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
|
|
a_focus_indicator->texture[3].data.lineart.y1 = 0;
|
|
a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
|
|
a_focus_indicator->texture[3].data.lineart.y2 = 0;
|
|
RrPaint(a_focus_indicator, focus_indicator.bottom.win,
|
|
w, h);
|
|
|
|
XMapWindow(ob_display, focus_indicator.top.win);
|
|
XMapWindow(ob_display, focus_indicator.left.win);
|
|
XMapWindow(ob_display, focus_indicator.right.win);
|
|
XMapWindow(ob_display, focus_indicator.bottom.win);
|
|
}
|
|
}
|
|
|
|
static gboolean has_valid_group_siblings_on_desktop(ObClient *ft,
|
|
gboolean all_desktops)
|
|
|
|
{
|
|
GSList *it;
|
|
|
|
if (!ft->group) return FALSE;
|
|
|
|
for (it = ft->group->members; it; it = g_slist_next(it)) {
|
|
ObClient *c = it->data;
|
|
/* check that it's not a helper window to avoid infinite recursion */
|
|
if (c != ft && !client_helper(ft) &&
|
|
valid_focus_target(ft, all_desktops, FALSE))
|
|
{
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*! @param allow_helpers This is used for calling itself recursively while
|
|
checking helper windows. */
|
|
static gboolean valid_focus_target(ObClient *ft,
|
|
gboolean all_desktops,
|
|
gboolean dock_windows)
|
|
{
|
|
gboolean ok = FALSE;
|
|
|
|
/* it's on this desktop unless you want all desktops.
|
|
|
|
do this check first because it will usually filter out the most
|
|
windows */
|
|
ok = (all_desktops || ft->desktop == screen_desktop ||
|
|
ft->desktop == DESKTOP_ALL);
|
|
|
|
/* the window can receive focus somehow */
|
|
ok = ok && (ft->can_focus || ft->focus_notify);
|
|
|
|
/* it's the right type of window */
|
|
if (dock_windows)
|
|
ok = ok && ft->type == OB_CLIENT_TYPE_DOCK;
|
|
else
|
|
/* normal non-helper windows are valid targets */
|
|
ok = ok &&
|
|
((client_normal(ft) && !client_helper(ft))
|
|
||
|
|
/* helper windows are valid targets it... */
|
|
(client_helper(ft) &&
|
|
/* ...a window in its group already has focus ... */
|
|
((focus_client && ft->group == focus_client->group) ||
|
|
/* ... or if there are no other windows in its group
|
|
that can be cycled to instead */
|
|
!has_valid_group_siblings_on_desktop(ft, all_desktops))));
|
|
|
|
/* it's not set to skip the taskbar (unless it is a type that would be
|
|
expected to set this hint */
|
|
ok = ok && ((ft->type == OB_CLIENT_TYPE_DOCK ||
|
|
ft->type == OB_CLIENT_TYPE_TOOLBAR ||
|
|
ft->type == OB_CLIENT_TYPE_MENU ||
|
|
ft->type == OB_CLIENT_TYPE_UTILITY) ||
|
|
!ft->skip_taskbar);
|
|
|
|
/* it's not going to just send fous off somewhere else (modal window) */
|
|
ok = ok && ft == client_focus_target(ft);
|
|
|
|
return ok;
|
|
}
|
|
|
|
void focus_cycle(gboolean forward, gboolean all_desktops,
|
|
gboolean dock_windows,
|
|
gboolean linear, gboolean interactive,
|
|
gboolean dialog, gboolean done, gboolean cancel)
|
|
{
|
|
static ObClient *first = NULL;
|
|
static ObClient *t = NULL;
|
|
static GList *order = NULL;
|
|
GList *it, *start, *list;
|
|
ObClient *ft = NULL;
|
|
|
|
if (interactive) {
|
|
if (cancel) {
|
|
focus_cycle_target = NULL;
|
|
goto done_cycle;
|
|
} else if (done)
|
|
goto done_cycle;
|
|
|
|
if (!focus_order)
|
|
goto done_cycle;
|
|
|
|
if (!first) first = focus_client;
|
|
|
|
if (linear) list = client_list;
|
|
else list = focus_order;
|
|
} else {
|
|
if (!focus_order)
|
|
goto done_cycle;
|
|
list = client_list;
|
|
}
|
|
if (!focus_cycle_target) focus_cycle_target = focus_client;
|
|
|
|
start = it = g_list_find(list, focus_cycle_target);
|
|
if (!start) /* switched desktops or something? */
|
|
start = it = forward ? g_list_last(list) : g_list_first(list);
|
|
if (!start) goto done_cycle;
|
|
|
|
do {
|
|
if (forward) {
|
|
it = it->next;
|
|
if (it == NULL) it = g_list_first(list);
|
|
} else {
|
|
it = it->prev;
|
|
if (it == NULL) it = g_list_last(list);
|
|
}
|
|
ft = it->data;
|
|
if (valid_focus_target(ft, all_desktops, dock_windows)) {
|
|
if (interactive) {
|
|
if (ft != focus_cycle_target) { /* prevents flicker */
|
|
focus_cycle_target = ft;
|
|
focus_cycle_draw_indicator();
|
|
}
|
|
/* same arguments as valid_focus_target */
|
|
popup_cycle(ft, dialog, all_desktops, dock_windows);
|
|
return;
|
|
} else if (ft != focus_cycle_target) {
|
|
focus_cycle_target = ft;
|
|
done = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
} while (it != start);
|
|
|
|
done_cycle:
|
|
if (done && focus_cycle_target)
|
|
client_activate(focus_cycle_target, FALSE, TRUE);
|
|
|
|
t = NULL;
|
|
first = NULL;
|
|
focus_cycle_target = NULL;
|
|
g_list_free(order);
|
|
order = NULL;
|
|
|
|
if (interactive) {
|
|
focus_cycle_draw_indicator();
|
|
popup_cycle(ft, FALSE, FALSE, FALSE);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/* this be mostly ripped from fvwm */
|
|
static ObClient *focus_find_directional(ObClient *c, ObDirection dir,
|
|
gboolean dock_windows)
|
|
{
|
|
gint my_cx, my_cy, his_cx, his_cy;
|
|
gint offset = 0;
|
|
gint distance = 0;
|
|
gint score, best_score;
|
|
ObClient *best_client, *cur;
|
|
GList *it;
|
|
|
|
if(!client_list)
|
|
return NULL;
|
|
|
|
/* first, find the centre coords of the currently focused window */
|
|
my_cx = c->frame->area.x + c->frame->area.width / 2;
|
|
my_cy = c->frame->area.y + c->frame->area.height / 2;
|
|
|
|
best_score = -1;
|
|
best_client = NULL;
|
|
|
|
for(it = g_list_first(client_list); it; it = g_list_next(it)) {
|
|
cur = it->data;
|
|
|
|
/* the currently selected window isn't interesting */
|
|
if(cur == c)
|
|
continue;
|
|
if (!dock_windows && !client_normal(cur))
|
|
continue;
|
|
if (dock_windows && cur->type != OB_CLIENT_TYPE_DOCK)
|
|
continue;
|
|
/* using c->desktop instead of screen_desktop doesn't work if the
|
|
* current window was omnipresent, hope this doesn't have any other
|
|
* side effects */
|
|
if(screen_desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
|
|
continue;
|
|
if(cur->iconic)
|
|
continue;
|
|
if(!(client_focus_target(cur) == cur &&
|
|
client_can_focus(cur)))
|
|
continue;
|
|
|
|
/* find the centre coords of this window, from the
|
|
* currently focused window's point of view */
|
|
his_cx = (cur->frame->area.x - my_cx)
|
|
+ cur->frame->area.width / 2;
|
|
his_cy = (cur->frame->area.y - my_cy)
|
|
+ cur->frame->area.height / 2;
|
|
|
|
if(dir == OB_DIRECTION_NORTHEAST || dir == OB_DIRECTION_SOUTHEAST ||
|
|
dir == OB_DIRECTION_SOUTHWEST || dir == OB_DIRECTION_NORTHWEST) {
|
|
gint tx;
|
|
/* Rotate the diagonals 45 degrees counterclockwise.
|
|
* To do this, multiply the matrix /+h +h\ with the
|
|
* vector (x y). \-h +h/
|
|
* h = sqrt(0.5). We can set h := 1 since absolute
|
|
* distance doesn't matter here. */
|
|
tx = his_cx + his_cy;
|
|
his_cy = -his_cx + his_cy;
|
|
his_cx = tx;
|
|
}
|
|
|
|
switch(dir) {
|
|
case OB_DIRECTION_NORTH:
|
|
case OB_DIRECTION_SOUTH:
|
|
case OB_DIRECTION_NORTHEAST:
|
|
case OB_DIRECTION_SOUTHWEST:
|
|
offset = (his_cx < 0) ? -his_cx : his_cx;
|
|
distance = ((dir == OB_DIRECTION_NORTH ||
|
|
dir == OB_DIRECTION_NORTHEAST) ?
|
|
-his_cy : his_cy);
|
|
break;
|
|
case OB_DIRECTION_EAST:
|
|
case OB_DIRECTION_WEST:
|
|
case OB_DIRECTION_SOUTHEAST:
|
|
case OB_DIRECTION_NORTHWEST:
|
|
offset = (his_cy < 0) ? -his_cy : his_cy;
|
|
distance = ((dir == OB_DIRECTION_WEST ||
|
|
dir == OB_DIRECTION_NORTHWEST) ?
|
|
-his_cx : his_cx);
|
|
break;
|
|
}
|
|
|
|
/* the target must be in the requested direction */
|
|
if(distance <= 0)
|
|
continue;
|
|
|
|
/* Calculate score for this window. The smaller the better. */
|
|
score = distance + offset;
|
|
|
|
/* windows more than 45 degrees off the direction are
|
|
* heavily penalized and will only be chosen if nothing
|
|
* else within a million pixels */
|
|
if(offset > distance)
|
|
score += 1000000;
|
|
|
|
if(best_score == -1 || score < best_score)
|
|
best_client = cur,
|
|
best_score = score;
|
|
}
|
|
|
|
return best_client;
|
|
}
|
|
|
|
void focus_directional_cycle(ObDirection dir, gboolean dock_windows,
|
|
gboolean interactive,
|
|
gboolean dialog, gboolean done, gboolean cancel)
|
|
{
|
|
static ObClient *first = NULL;
|
|
ObClient *ft = NULL;
|
|
|
|
if (!interactive)
|
|
return;
|
|
|
|
if (cancel) {
|
|
focus_cycle_target = NULL;
|
|
goto done_cycle;
|
|
} else if (done)
|
|
goto done_cycle;
|
|
|
|
if (!focus_order)
|
|
goto done_cycle;
|
|
|
|
if (!first) first = focus_client;
|
|
if (!focus_cycle_target) focus_cycle_target = focus_client;
|
|
|
|
if (focus_cycle_target)
|
|
ft = focus_find_directional(focus_cycle_target, dir, dock_windows);
|
|
else {
|
|
GList *it;
|
|
|
|
for (it = focus_order; it; it = g_list_next(it))
|
|
if (valid_focus_target(it->data, FALSE, dock_windows))
|
|
ft = it->data;
|
|
}
|
|
|
|
if (ft) {
|
|
if (ft != focus_cycle_target) {/* prevents flicker */
|
|
focus_cycle_target = ft;
|
|
focus_cycle_draw_indicator();
|
|
}
|
|
}
|
|
if (focus_cycle_target) {
|
|
/* same arguments as valid_focus_target */
|
|
popup_cycle(focus_cycle_target, dialog, FALSE, dock_windows);
|
|
if (dialog)
|
|
return;
|
|
}
|
|
|
|
|
|
done_cycle:
|
|
if (done && focus_cycle_target)
|
|
client_activate(focus_cycle_target, FALSE, TRUE);
|
|
|
|
first = NULL;
|
|
focus_cycle_target = NULL;
|
|
|
|
focus_cycle_draw_indicator();
|
|
popup_cycle(ft, FALSE, FALSE, FALSE);
|
|
|
|
return;
|
|
}
|
|
|
|
void focus_order_add_new(ObClient *c)
|
|
{
|
|
if (c->iconic)
|
|
focus_order_to_top(c);
|
|
else {
|
|
g_assert(!g_list_find(focus_order, c));
|
|
/* if there are any iconic windows, put this above them in the order,
|
|
but if there are not, then put it under the currently focused one */
|
|
if (focus_order && ((ObClient*)focus_order->data)->iconic)
|
|
focus_order = g_list_insert(focus_order, c, 0);
|
|
else
|
|
focus_order = g_list_insert(focus_order, c, 1);
|
|
}
|
|
}
|
|
|
|
void focus_order_remove(ObClient *c)
|
|
{
|
|
focus_order = g_list_remove(focus_order, c);
|
|
}
|
|
|
|
void focus_order_to_top(ObClient *c)
|
|
{
|
|
focus_order = g_list_remove(focus_order, c);
|
|
if (!c->iconic) {
|
|
focus_order = g_list_prepend(focus_order, c);
|
|
} else {
|
|
GList *it;
|
|
|
|
/* insert before first iconic window */
|
|
for (it = focus_order;
|
|
it && !((ObClient*)it->data)->iconic; it = g_list_next(it));
|
|
focus_order = g_list_insert_before(focus_order, it, c);
|
|
}
|
|
}
|
|
|
|
void focus_order_to_bottom(ObClient *c)
|
|
{
|
|
focus_order = g_list_remove(focus_order, c);
|
|
if (c->iconic) {
|
|
focus_order = g_list_append(focus_order, c);
|
|
} else {
|
|
GList *it;
|
|
|
|
/* insert before first iconic window */
|
|
for (it = focus_order;
|
|
it && !((ObClient*)it->data)->iconic; it = g_list_next(it));
|
|
focus_order = g_list_insert_before(focus_order, it, c);
|
|
}
|
|
}
|
|
|
|
ObClient *focus_order_find_first(guint desktop)
|
|
{
|
|
GList *it;
|
|
for (it = focus_order; it; it = g_list_next(it)) {
|
|
ObClient *c = it->data;
|
|
if (c->desktop == desktop || c->desktop == DESKTOP_ALL)
|
|
return c;
|
|
}
|
|
return NULL;
|
|
}
|