/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*- focus_cycle_popup.c for the Openbox window manager Copyright (c) 2006 Mikael Magnusson Copyright (c) 2003-2007 Dana Jansens This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. See the COPYING file for a copy of the GNU General Public License. */ #include "focus_cycle_popup.h" #include "focus_cycle.h" #include "popup.h" #include "client.h" #include "screen.h" #include "focus.h" #include "openbox.h" #include "config.h" #include "window.h" #include "event.h" #include "obrender/render.h" #include #include /* Size of the icons, which can appear inside or outside of a hilite box */ #define ICON_SIZE (gint)config_theme_window_list_icon_size /* Size of the hilite box around a window's icon */ #define HILITE_SIZE (ICON_SIZE + 2*HILITE_OFFSET) /* Width of the outer ring around the hilite box */ #define HILITE_WIDTH 2 /* Space between the outer ring around the hilite box and the icon inside it */ #define HILITE_MARGIN 1 /* Total distance from the edge of the hilite box to the icon inside it */ #define HILITE_OFFSET (HILITE_WIDTH + HILITE_MARGIN) /* Margin area around the outside of the dialog */ #define OUTSIDE_BORDER 3 /* Margin area around the text */ #define TEXT_BORDER 2 /* Scroll the list-mode list when the cursor gets within this many rows of the top or bottom */ #define SCROLL_MARGIN 4 typedef struct _ObFocusCyclePopup ObFocusCyclePopup; typedef struct _ObFocusCyclePopupTarget ObFocusCyclePopupTarget; struct _ObFocusCyclePopupTarget { ObClient *client; RrImage *icon; gchar *text; Window iconwin; /* This is used when the popup is in list mode */ Window textwin; }; struct _ObFocusCyclePopup { ObWindow obwin; Window bg; /* This is used when the popup is in icon mode */ Window icon_mode_text; Window list_mode_up; Window list_mode_down; GList *targets; gint n_targets; const ObFocusCyclePopupTarget *last_target; gint maxtextw; /* How are the list is scrolled, in scroll mode */ gint scroll; RrAppearance *a_bg; RrAppearance *a_text; RrAppearance *a_hilite_text; RrAppearance *a_icon; RrAppearance *a_arrow; gboolean mapped; ObFocusCyclePopupMode mode; }; /*! This popup shows all possible windows */ static ObFocusCyclePopup popup; /*! This popup shows a single window */ static ObIconPopup *single_popup; static gchar *popup_get_name (ObClient *c); static gboolean popup_setup (ObFocusCyclePopup *p, gboolean create_targets, gboolean refresh_targets, gboolean linear); static void popup_render (ObFocusCyclePopup *p, const ObClient *c); static Window create_window(Window parent, guint bwidth, gulong mask, XSetWindowAttributes *attr) { return XCreateWindow(obt_display, parent, 0, 0, 1, 1, bwidth, RrDepth(ob_rr_inst), InputOutput, RrVisual(ob_rr_inst), mask, attr); } void focus_cycle_popup_startup(gboolean reconfig) { XSetWindowAttributes attrib; RrPixel32 *p; single_popup = icon_popup_new(); popup.obwin.type = OB_WINDOW_CLASS_INTERNAL; popup.a_bg = RrAppearanceCopy(ob_rr_theme->osd_bg); popup.a_hilite_text = RrAppearanceCopy(ob_rr_theme->osd_hilite_label); popup.a_text = RrAppearanceCopy(ob_rr_theme->osd_unhilite_label); popup.a_icon = RrAppearanceCopy(ob_rr_theme->a_clear); popup.a_arrow = RrAppearanceCopy(ob_rr_theme->a_clear_tex); popup.a_hilite_text->surface.parent = popup.a_bg; popup.a_text->surface.parent = popup.a_bg; popup.a_icon->surface.parent = popup.a_bg; popup.a_text->texture[0].data.text.justify = RR_JUSTIFY_LEFT; popup.a_hilite_text->texture[0].data.text.justify = RR_JUSTIFY_LEFT; /* 2 textures. texture[0] is the icon. texture[1] is the hilight, and may or may not be used */ RrAppearanceAddTextures(popup.a_icon, 2); RrAppearanceClearTextures(popup.a_icon); popup.a_icon->texture[0].type = RR_TEXTURE_IMAGE; RrAppearanceClearTextures(popup.a_arrow); popup.a_arrow->texture[0].type = RR_TEXTURE_MASK; popup.a_arrow->texture[0].data.mask.color = ob_rr_theme->osd_text_active_color; attrib.override_redirect = True; attrib.border_pixel=RrColorPixel(ob_rr_theme->osd_border_color); popup.bg = create_window(obt_root(ob_screen), ob_rr_theme->obwidth, CWOverrideRedirect | CWBorderPixel, &attrib); /* create the text window used for the icon-mode popup */ popup.icon_mode_text = create_window(popup.bg, 0, 0, NULL); /* create the windows for the up and down arrows */ popup.list_mode_up = create_window(popup.bg, 0, 0, NULL); popup.list_mode_down = create_window(popup.bg, 0, 0, NULL); popup.targets = NULL; popup.n_targets = 0; popup.last_target = NULL; /* set up the hilite texture for the icon */ popup.a_icon->texture[1].data.rgba.width = HILITE_SIZE; popup.a_icon->texture[1].data.rgba.height = HILITE_SIZE; popup.a_icon->texture[1].data.rgba.alpha = 0xff; p = g_new(RrPixel32, HILITE_SIZE * HILITE_SIZE); popup.a_icon->texture[1].data.rgba.data = p; /* create the hilite under the target icon */ { RrPixel32 color; RrColor *tc; gint x, y, o; tc = ob_rr_theme->osd_text_active_color; color = ((tc->r & 0xff) << RrDefaultRedOffset) + ((tc->g & 0xff) << RrDefaultGreenOffset) + ((tc->b & 0xff) << RrDefaultBlueOffset); o = 0; for (x = 0; x < HILITE_SIZE; x++) for (y = 0; y < HILITE_SIZE; y++) { guchar a; if (x < HILITE_WIDTH || x >= HILITE_SIZE - HILITE_WIDTH || y < HILITE_WIDTH || y >= HILITE_SIZE - HILITE_WIDTH) { /* the border of the target */ a = 0x88; } else { /* the background of the target */ a = 0x22; } p[o++] = color + (a << RrDefaultAlphaOffset); } } stacking_add(INTERNAL_AS_WINDOW(&popup)); window_add(&popup.bg, INTERNAL_AS_WINDOW(&popup)); } void focus_cycle_popup_shutdown(gboolean reconfig) { icon_popup_free(single_popup); window_remove(popup.bg); stacking_remove(INTERNAL_AS_WINDOW(&popup)); while(popup.targets) { ObFocusCyclePopupTarget *t = popup.targets->data; RrImageUnref(t->icon); g_free(t->text); XDestroyWindow(obt_display, t->iconwin); XDestroyWindow(obt_display, t->textwin); g_slice_free(ObFocusCyclePopupTarget, t); popup.targets = g_list_delete_link(popup.targets, popup.targets); } g_free(popup.a_icon->texture[1].data.rgba.data); popup.a_icon->texture[1].data.rgba.data = NULL; XDestroyWindow(obt_display, popup.list_mode_up); XDestroyWindow(obt_display, popup.list_mode_down); XDestroyWindow(obt_display, popup.icon_mode_text); XDestroyWindow(obt_display, popup.bg); RrAppearanceFree(popup.a_arrow); RrAppearanceFree(popup.a_icon); RrAppearanceFree(popup.a_hilite_text); RrAppearanceFree(popup.a_text); RrAppearanceFree(popup.a_bg); } static void popup_target_free(ObFocusCyclePopupTarget *t) { RrImageUnref(t->icon); g_free(t->text); XDestroyWindow(obt_display, t->iconwin); XDestroyWindow(obt_display, t->textwin); g_slice_free(ObFocusCyclePopupTarget, t); } static gboolean popup_setup(ObFocusCyclePopup *p, gboolean create_targets, gboolean refresh_targets, gboolean linear) { gint maxwidth, n; GList *it; GList *rtargets; /* old targets for refresh */ GList *rtlast; gboolean change; if (refresh_targets) { rtargets = p->targets; rtlast = g_list_last(rtargets); p->targets = NULL; p->n_targets = 0; change = FALSE; } else { rtargets = rtlast = NULL; change = TRUE; } g_assert(p->targets == NULL); g_assert(p->n_targets == 0); /* make its width to be the width of all the possible titles */ /* build a list of all the valid focus targets and measure their strings, and count them */ maxwidth = 0; n = 0; for (it = g_list_last(linear ? client_list : focus_order); it; it = g_list_previous(it)) { ObClient *ft = it->data; if (focus_cycle_valid(ft)) { GList *rit; /* reuse the target if possible during refresh */ for (rit = rtlast; rit; rit = g_list_previous(rit)) { ObFocusCyclePopupTarget *t = rit->data; if (t->client == ft) { if (rit == rtlast) rtlast = g_list_previous(rit); rtargets = g_list_remove_link(rtargets, rit); p->targets = g_list_concat(rit, p->targets); ++n; if (rit != rtlast) change = TRUE; /* order changed */ break; } } if (!rit) { gchar *text = popup_get_name(ft); /* measure */ p->a_text->texture[0].data.text.string = text; maxwidth = MAX(maxwidth, RrMinWidth(p->a_text)); if (!create_targets) { g_free(text); } else { ObFocusCyclePopupTarget *t = g_slice_new(ObFocusCyclePopupTarget); t->client = ft; t->text = text; t->icon = client_icon(t->client); RrImageRef(t->icon); /* own the icon so it won't go away */ t->iconwin = create_window(p->bg, 0, 0, NULL); t->textwin = create_window(p->bg, 0, 0, NULL); p->targets = g_list_prepend(p->targets, t); ++n; change = TRUE; /* added a window */ } } } } if (rtargets) { change = TRUE; /* removed a window */ while (rtargets) { popup_target_free(rtargets->data); rtargets = g_list_delete_link(rtargets, rtargets); } } p->n_targets = n; if (refresh_targets) /* don't shrink when refreshing */ p->maxtextw = MAX(p->maxtextw, maxwidth); else p->maxtextw = maxwidth; return change; } static void popup_cleanup(void) { while(popup.targets) { popup_target_free(popup.targets->data); popup.targets = g_list_delete_link(popup.targets, popup.targets); } popup.n_targets = 0; popup.last_target = NULL; } static gchar *popup_get_name(ObClient *c) { ObClient *p; gchar *title; const gchar *desk = NULL; gchar *ret; /* find our highest direct parent */ p = client_search_top_direct_parent(c); if (c->desktop != DESKTOP_ALL && c->desktop != screen_desktop) desk = screen_desktop_names[c->desktop]; title = c->iconic ? c->icon_title : c->title; /* use the transient's parent's title/icon if we don't have one */ if (p != c && title[0] == '\0') title = p->iconic ? p->icon_title : p->title; if (desk) ret = g_strdup_printf("%s [%s]", title, desk); else ret = g_strdup(title); return ret; } static void popup_render(ObFocusCyclePopup *p, const ObClient *c) { gint ml, mt, mr, mb; gint l, t, r, b; gint x, y, w, h; const Rect *screen_area = NULL; gint i; GList *it; const ObFocusCyclePopupTarget *newtarget; ObFocusCyclePopupMode mode = p->mode; gint icons_per_row; gint icon_rows; gint textw, texth; gint selected_pos; gint last_scroll; /* vars for icon mode */ gint icon_mode_textx; gint icon_mode_texty; gint icons_center_x; /* vars for list mode */ gint list_mode_icon_column_w = HILITE_SIZE + OUTSIDE_BORDER; gint up_arrow_x, down_arrow_x; gint up_arrow_y, down_arrow_y; gboolean showing_arrows = FALSE; g_assert(mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS || mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST); screen_area = screen_physical_area_primary(FALSE); /* get the outside margins */ RrMargins(p->a_bg, &ml, &mt, &mr, &mb); /* get our outside borders */ l = ml + OUTSIDE_BORDER; r = mr + OUTSIDE_BORDER; t = mt + OUTSIDE_BORDER; b = mb + OUTSIDE_BORDER; /* get the width from the text and keep it within limits */ w = l + r + p->maxtextw; if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) /* when in list mode, there are icons down the side */ w += list_mode_icon_column_w; w = MIN(w, MAX(screen_area->width/3, POPUP_WIDTH)); /* max width */ w = MAX(w, POPUP_WIDTH); /* min width */ /* get the text height */ texth = RrMinHeight(p->a_hilite_text); if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) texth = MAX(MAX(texth, RrMinHeight(p->a_text)), HILITE_SIZE); else texth += TEXT_BORDER * 2; if (mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) { /* how many icons will fit in that row? make the width fit that */ w -= l + r; icons_per_row = (w + HILITE_SIZE - 1) / HILITE_SIZE; w = icons_per_row * HILITE_SIZE + l + r; /* how many rows do we need? */ icon_rows = (p->n_targets-1) / icons_per_row + 1; } else { /* in list mode, there is one column of icons.. */ icons_per_row = 1; /* maximum is 80% of the screen height */ icon_rows = MIN(p->n_targets, (4*screen_area->height/5) /* 80% of the screen */ / MAX(HILITE_SIZE, texth)); /* height of each row */ /* but make sure there is always one */ icon_rows = MAX(icon_rows, 1); } /* get the text width */ textw = w - l - r; if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) /* leave space on the side for the icons */ textw -= list_mode_icon_column_w; if (!p->mapped) /* reset the scrolling when the dialog is first shown */ p->scroll = 0; /* find the height of the dialog */ h = t + b + (icon_rows * MAX(HILITE_SIZE, texth)); if (mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) /* in icon mode the text sits below the icons, so make some space */ h += OUTSIDE_BORDER + texth; /* find the focused target */ newtarget = NULL; for (i = 0, it = p->targets; it; ++i, it = g_list_next(it)) { const ObFocusCyclePopupTarget *target = it->data; if (target->client == c) { /* save the target */ newtarget = target; break; } } selected_pos = i; g_assert(newtarget != NULL); /* scroll the list if needed */ last_scroll = p->scroll; if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) { const gint top = p->scroll + SCROLL_MARGIN; const gint bottom = p->scroll + icon_rows - SCROLL_MARGIN; const gint min_scroll = 0; const gint max_scroll = p->n_targets - icon_rows; if (top - selected_pos >= 0) { p->scroll -= top - selected_pos + 1; p->scroll = MAX(p->scroll, min_scroll); } else if (selected_pos - bottom >= 0) { p->scroll += selected_pos - bottom + 1; p->scroll = MIN(p->scroll, max_scroll); } } /* show the scroll arrows when appropriate */ if (p->scroll && mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) { XMapWindow(obt_display, p->list_mode_up); showing_arrows = TRUE; } else XUnmapWindow(obt_display, p->list_mode_up); if (p->scroll < p->n_targets - icon_rows && mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) { XMapWindow(obt_display, p->list_mode_down); showing_arrows = TRUE; } else XUnmapWindow(obt_display, p->list_mode_down); /* make space for the arrows */ if (showing_arrows) h += ob_rr_theme->up_arrow_mask->height + OUTSIDE_BORDER + ob_rr_theme->down_arrow_mask->height + OUTSIDE_BORDER; /* center the icons if there is less than one row */ if (mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS && icon_rows == 1) icons_center_x = (w - p->n_targets * HILITE_SIZE) / 2; else icons_center_x = 0; if (mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) { /* get the position of the text */ icon_mode_textx = l; icon_mode_texty = h - texth - b; } /* find the position for the popup (include the outer borders) */ x = screen_area->x + (screen_area->width - (w + ob_rr_theme->obwidth * 2)) / 2; y = screen_area->y + (screen_area->height - (h + ob_rr_theme->obwidth * 2)) / 2; if (!p->mapped) { /* position the background but don't draw it */ XMoveResizeWindow(obt_display, p->bg, x, y, w, h); if (mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) { /* position the text */ XMoveResizeWindow(obt_display, p->icon_mode_text, icon_mode_textx, icon_mode_texty, textw, texth); XMapWindow(obt_display, popup.icon_mode_text); } else { XUnmapWindow(obt_display, popup.icon_mode_text); up_arrow_x = (w - ob_rr_theme->up_arrow_mask->width) / 2; up_arrow_y = t; down_arrow_x = (w - ob_rr_theme->down_arrow_mask->width) / 2; down_arrow_y = h - b - ob_rr_theme->down_arrow_mask->height; /* position the arrows */ XMoveResizeWindow(obt_display, p->list_mode_up, up_arrow_x, up_arrow_y, ob_rr_theme->up_arrow_mask->width, ob_rr_theme->up_arrow_mask->height); XMoveResizeWindow(obt_display, p->list_mode_down, down_arrow_x, down_arrow_y, ob_rr_theme->down_arrow_mask->width, ob_rr_theme->down_arrow_mask->height); } } /* * * draw everything * * */ /* draw the background */ if (!p->mapped) RrPaint(p->a_bg, p->bg, w, h); /* draw the scroll arrows */ if (!p->mapped && mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) { p->a_arrow->texture[0].data.mask.mask = ob_rr_theme->up_arrow_mask; p->a_arrow->surface.parent = p->a_bg; p->a_arrow->surface.parentx = up_arrow_x; p->a_arrow->surface.parenty = up_arrow_y; RrPaint(p->a_arrow, p->list_mode_up, ob_rr_theme->up_arrow_mask->width, ob_rr_theme->up_arrow_mask->height); p->a_arrow->texture[0].data.mask.mask = ob_rr_theme->down_arrow_mask; p->a_arrow->surface.parent = p->a_bg; p->a_arrow->surface.parentx = down_arrow_x; p->a_arrow->surface.parenty = down_arrow_y; RrPaint(p->a_arrow, p->list_mode_down, ob_rr_theme->down_arrow_mask->width, ob_rr_theme->down_arrow_mask->height); } /* draw the icons and text */ for (i = 0, it = p->targets; it; ++i, it = g_list_next(it)) { const ObFocusCyclePopupTarget *target = it->data; /* have to redraw the targetted icon and last targetted icon * to update the hilite */ if (!p->mapped || newtarget == target || p->last_target == target || last_scroll != p->scroll) { /* row and column start from 0 */ const gint row = i / icons_per_row - p->scroll; const gint col = i % icons_per_row; gint iconx, icony; gint list_mode_textx, list_mode_texty; RrAppearance *text; /* find the coordinates for the icon */ iconx = icons_center_x + l + (col * HILITE_SIZE); icony = t + (showing_arrows ? ob_rr_theme->up_arrow_mask->height + OUTSIDE_BORDER : 0) + (row * MAX(texth, HILITE_SIZE)) + MAX(texth - HILITE_SIZE, 0) / 2; /* find the dimensions of the text box */ list_mode_textx = iconx + HILITE_SIZE + TEXT_BORDER; list_mode_texty = icony; /* position the icon */ XMoveResizeWindow(obt_display, target->iconwin, iconx, icony, HILITE_SIZE, HILITE_SIZE); /* position the text */ if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) XMoveResizeWindow(obt_display, target->textwin, list_mode_textx, list_mode_texty, textw, texth); /* show/hide the right windows */ if (row >= 0 && row < icon_rows) { XMapWindow(obt_display, target->iconwin); if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) XMapWindow(obt_display, target->textwin); else XUnmapWindow(obt_display, target->textwin); } else { XUnmapWindow(obt_display, target->textwin); if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) XUnmapWindow(obt_display, target->iconwin); else XMapWindow(obt_display, target->iconwin); } /* get the icon from the client */ p->a_icon->texture[0].data.image.twidth = ICON_SIZE; p->a_icon->texture[0].data.image.theight = ICON_SIZE; p->a_icon->texture[0].data.image.tx = HILITE_OFFSET; p->a_icon->texture[0].data.image.ty = HILITE_OFFSET; p->a_icon->texture[0].data.image.alpha = target->client->iconic ? OB_ICONIC_ALPHA : 0xff; p->a_icon->texture[0].data.image.image = target->icon; /* Draw the hilite? */ p->a_icon->texture[1].type = (target == newtarget) ? RR_TEXTURE_RGBA : RR_TEXTURE_NONE; /* draw the icon */ p->a_icon->surface.parentx = iconx; p->a_icon->surface.parenty = icony; RrPaint(p->a_icon, target->iconwin, HILITE_SIZE, HILITE_SIZE); /* draw the text */ if (mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST || target == newtarget) { text = (target == newtarget) ? p->a_hilite_text : p->a_text; text->texture[0].data.text.string = target->text; text->surface.parentx = mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ? icon_mode_textx : list_mode_textx; text->surface.parenty = mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ? icon_mode_texty : list_mode_texty; RrPaint(text, (mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ? p->icon_mode_text : target->textwin), textw, texth); } } } p->last_target = newtarget; XFlush(obt_display); } void focus_cycle_popup_show(ObClient *c, ObFocusCyclePopupMode mode, gboolean linear) { g_assert(c != NULL); if (mode == OB_FOCUS_CYCLE_POPUP_MODE_NONE) { focus_cycle_popup_hide(); return; } /* do this stuff only when the dialog is first showing */ if (!popup.mapped) { popup_setup(&popup, TRUE, FALSE, linear); /* this is fixed once the dialog is shown */ popup.mode = mode; } g_assert(popup.targets != NULL); popup_render(&popup, c); if (!popup.mapped) { /* show the dialog */ XMapWindow(obt_display, popup.bg); XFlush(obt_display); popup.mapped = TRUE; screen_hide_desktop_popup(); } } void focus_cycle_popup_hide(void) { gulong ignore_start; ignore_start = event_start_ignore_all_enters(); XUnmapWindow(obt_display, popup.bg); XFlush(obt_display); event_end_ignore_all_enters(ignore_start); popup.mapped = FALSE; popup_cleanup(); } void focus_cycle_popup_single_show(struct _ObClient *c) { gchar *text; g_assert(c != NULL); /* do this stuff only when the dialog is first showing */ if (!single_popup->popup->mapped) { const Rect *a; /* position the popup */ a = screen_physical_area_primary(FALSE); icon_popup_position(single_popup, CenterGravity, a->x + a->width / 2, a->y + a->height / 2); icon_popup_height(single_popup, POPUP_HEIGHT); icon_popup_min_width(single_popup, POPUP_WIDTH); icon_popup_max_width(single_popup, MAX(a->width/3, POPUP_WIDTH)); icon_popup_text_width(single_popup, popup.maxtextw); } text = popup_get_name(c); icon_popup_show(single_popup, text, client_icon(c)); g_free(text); screen_hide_desktop_popup(); } void focus_cycle_popup_single_hide(void) { icon_popup_hide(single_popup); } gboolean focus_cycle_popup_is_showing(ObClient *c) { if (popup.mapped) { GList *it; for (it = popup.targets; it; it = g_list_next(it)) { ObFocusCyclePopupTarget *t = it->data; if (t->client == c) return TRUE; } } return FALSE; } static ObClient* popup_revert(ObClient *target) { GList *it, *itt; for (it = popup.targets; it; it = g_list_next(it)) { ObFocusCyclePopupTarget *t = it->data; if (t->client == target) { /* move to a previous window if possible */ for (itt = it->prev; itt; itt = g_list_previous(itt)) { ObFocusCyclePopupTarget *t2 = itt->data; if (focus_cycle_valid(t2->client)) return t2->client; } /* otherwise move to a following window if possible */ for (itt = it->next; itt; itt = g_list_next(itt)) { ObFocusCyclePopupTarget *t2 = itt->data; if (focus_cycle_valid(t2->client)) return t2->client; } /* otherwise, we can't go anywhere there is nowhere valid to go */ return NULL; } } return NULL; } ObClient* focus_cycle_popup_refresh(ObClient *target, gboolean redraw, gboolean linear) { if (!popup.mapped) return NULL; if (!focus_cycle_valid(target)) target = popup_revert(target); redraw = popup_setup(&popup, TRUE, TRUE, linear) && redraw; if (!target && popup.targets) target = ((ObFocusCyclePopupTarget*)popup.targets->data)->client; if (target && redraw) { popup.mapped = FALSE; popup_render(&popup, target); XFlush(obt_display); popup.mapped = TRUE; } return target; }