diff options
Diffstat (limited to 'source/dialogs/window-xcb.c')
-rw-r--r-- | source/dialogs/window-xcb.c | 759 |
1 files changed, 759 insertions, 0 deletions
diff --git a/source/dialogs/window-xcb.c b/source/dialogs/window-xcb.c new file mode 100644 index 00000000..f8813496 --- /dev/null +++ b/source/dialogs/window-xcb.c @@ -0,0 +1,759 @@ +/** + * rofi + * + * MIT/X11 License + * Copyright 2013-2017 Qball Cow <qball@gmpclient.org> + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY + * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include <config.h> + +#ifdef WINDOW_MODE + +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <strings.h> +#include <string.h> +#include <errno.h> +#include <xcb/xcb.h> +#include <xcb/xcb_ewmh.h> +#include <xcb/xcb_icccm.h> +#include <xcb/xcb_atom.h> + +#include <glib.h> + +#include "xcb.h" + +#include "rofi.h" +#include "settings.h" +#include "helper.h" +#include "widgets/textbox.h" +#include "x11-helper.h" +#include "dialogs/window.h" + +#define WINLIST 32 + +#define CLIENTSTATE 10 +#define CLIENTWINDOWTYPE 10 + +#define LOG_DOMAIN "Dialogs.Window" + +// a manageable window +typedef struct +{ + xcb_window_t window; + xcb_get_window_attributes_reply_t xattr; + char *title; + char *class; + char *name; + char *role; + int states; + xcb_atom_t state[CLIENTSTATE]; + int window_types; + xcb_atom_t window_type[CLIENTWINDOWTYPE]; + int active; + int demands; + long hint_flags; + uint32_t wmdesktop; + char *wmdesktopstr; +} client; + +// window lists +typedef struct +{ + xcb_window_t *array; + client **data; + int len; +} winlist; + +typedef struct +{ + unsigned int id; + winlist *ids; + // Current window. + unsigned int index; + char *cache; + unsigned int wmdn_len; + unsigned int clf_len; + unsigned int name_len; + unsigned int title_len; + unsigned int role_len; + GRegex *window_regex; +} ModeModePrivateData; + +winlist *cache_client = NULL; + +/** + * Create a window list, pre-seeded with WINLIST entries. + * + * @returns A new window list. + */ +static winlist* winlist_new () +{ + winlist *l = g_malloc ( sizeof ( winlist ) ); + l->len = 0; + l->array = g_malloc_n ( WINLIST + 1, sizeof ( xcb_window_t ) ); + l->data = g_malloc_n ( WINLIST + 1, sizeof ( client* ) ); + return l; +} + +/** + * @param l The winlist. + * @param w The window to add. + * @param d Data pointer. + * + * Add one entry. If Full, extend with WINLIST entries. + * + * @returns 0 if failed, 1 is successful. + */ +static int winlist_append ( winlist *l, xcb_window_t w, client *d ) +{ + if ( l->len > 0 && !( l->len % WINLIST ) ) { + l->array = g_realloc ( l->array, sizeof ( xcb_window_t ) * ( l->len + WINLIST + 1 ) ); + l->data = g_realloc ( l->data, sizeof ( client* ) * ( l->len + WINLIST + 1 ) ); + } + // Make clang-check happy. + // TODO: make clang-check clear this should never be 0. + if ( l->data == NULL || l->array == NULL ) { + return 0; + } + + l->data[l->len] = d; + l->array[l->len++] = w; + return l->len - 1; +} + +static void winlist_empty ( winlist *l ) +{ + while ( l->len > 0 ) { + client *c = l->data[--l->len]; + if ( c != NULL ) { + g_free ( c->title ); + g_free ( c->class ); + g_free ( c->name ); + g_free ( c->role ); + g_free ( c->wmdesktopstr ); + g_free ( c ); + } + } +} + +/** + * @param l The winlist entry + * + * Free the winlist. + */ +static void winlist_free ( winlist *l ) +{ + if ( l != NULL ) { + winlist_empty ( l ); + g_free ( l->array ); + g_free ( l->data ); + g_free ( l ); + } +} + +/** + * @param l The winlist. + * @param w The window to find. + * + * Find the window in the list, and return the array entry. + * + * @returns -1 if failed, index is successful. + */ +static int winlist_find ( winlist *l, xcb_window_t w ) +{ +// iterate backwards. Theory is: windows most often accessed will be +// nearer the end. Testing with kcachegrind seems to support this... + int i; + + for ( i = ( l->len - 1 ); i >= 0; i-- ) { + if ( l->array[i] == w ) { + return i; + } + } + + return -1; +} +/** + * Create empty X11 cache for windows and windows attributes. + */ +static void x11_cache_create ( void ) +{ + if ( cache_client == NULL ) { + cache_client = winlist_new (); + } +} + +/** + * Free the cache. + */ +static void x11_cache_free ( void ) +{ + winlist_free ( cache_client ); + cache_client = NULL; +} + +/** + * @param d Display connection to X server + * @param w window + * + * Get window attributes. + * This functions uses caching. + * + * @returns a XWindowAttributes + */ +static xcb_get_window_attributes_reply_t * window_get_attributes ( xcb_window_t w ) +{ + xcb_get_window_attributes_cookie_t c = xcb_get_window_attributes ( xcb->connection, w ); + xcb_get_window_attributes_reply_t *r = xcb_get_window_attributes_reply ( xcb->connection, c, NULL ); + if ( r ) { + return r; + } + return NULL; +} +// _NET_WM_STATE_* +static int client_has_state ( client *c, xcb_atom_t state ) +{ + for ( int i = 0; i < c->states; i++ ) { + if ( c->state[i] == state ) { + return 1; + } + } + + return 0; +} +static int client_has_window_type ( client *c, xcb_atom_t type ) +{ + for ( int i = 0; i < c->window_types; i++ ) { + if ( c->window_type[i] == type ) { + return 1; + } + } + + return 0; +} + +static client* window_client ( ModeModePrivateData *pd, xcb_window_t win ) +{ + if ( win == XCB_WINDOW_NONE ) { + return NULL; + } + + int idx = winlist_find ( cache_client, win ); + + if ( idx >= 0 ) { + return cache_client->data[idx]; + } + + // if this fails, we're up that creek + xcb_get_window_attributes_reply_t *attr = window_get_attributes ( win ); + + if ( !attr ) { + return NULL; + } + client *c = g_malloc0 ( sizeof ( client ) ); + c->window = win; + + // copy xattr so we don't have to care when stuff is freed + memmove ( &c->xattr, attr, sizeof ( xcb_get_window_attributes_reply_t ) ); + + xcb_get_property_cookie_t cky = xcb_ewmh_get_wm_state ( &xcb->ewmh, win ); + xcb_ewmh_get_atoms_reply_t states; + if ( xcb_ewmh_get_wm_state_reply ( &xcb->ewmh, cky, &states, NULL ) ) { + c->states = MIN ( CLIENTSTATE, states.atoms_len ); + memcpy ( c->state, states.atoms, MIN ( CLIENTSTATE, states.atoms_len ) * sizeof ( xcb_atom_t ) ); + xcb_ewmh_get_atoms_reply_wipe ( &states ); + } + cky = xcb_ewmh_get_wm_window_type ( &xcb->ewmh, win ); + if ( xcb_ewmh_get_wm_window_type_reply ( &xcb->ewmh, cky, &states, NULL ) ) { + c->window_types = MIN ( CLIENTWINDOWTYPE, states.atoms_len ); + memcpy ( c->window_type, states.atoms, MIN ( CLIENTWINDOWTYPE, states.atoms_len ) * sizeof ( xcb_atom_t ) ); + xcb_ewmh_get_atoms_reply_wipe ( &states ); + } + + c->title = window_get_text_prop ( c->window, xcb->ewmh._NET_WM_NAME ); + if ( c->title == NULL ) { + c->title = window_get_text_prop ( c->window, XCB_ATOM_WM_NAME ); + } + pd->title_len = MAX ( c->title ? g_utf8_strlen ( c->title, -1 ) : 0, pd->title_len ); + + c->role = window_get_text_prop ( c->window, xcb->netatoms[WM_WINDOW_ROLE] ); + pd->role_len = MAX ( c->role ? g_utf8_strlen ( c->role, -1 ) : 0, pd->role_len ); + + cky = xcb_icccm_get_wm_class ( xcb->connection, c->window ); + xcb_icccm_get_wm_class_reply_t wcr; + if ( xcb_icccm_get_wm_class_reply ( xcb->connection, cky, &wcr, NULL ) ) { + c->class = rofi_latin_to_utf8_strdup ( wcr.class_name, -1 ); + c->name = rofi_latin_to_utf8_strdup ( wcr.instance_name, -1 ); + pd->name_len = MAX ( c->name ? g_utf8_strlen ( c->name, -1 ) : 0, pd->name_len ); + xcb_icccm_get_wm_class_reply_wipe ( &wcr ); + } + + xcb_get_property_cookie_t cc = xcb_icccm_get_wm_hints ( xcb->connection, c->window ); + xcb_icccm_wm_hints_t r; + if ( xcb_icccm_get_wm_hints_reply ( xcb->connection, cc, &r, NULL ) ) { + c->hint_flags = r.flags; + } + + winlist_append ( cache_client, c->window, c ); + g_free ( attr ); + return c; +} +static int window_match ( const Mode *sw, GRegex **tokens, unsigned int index ) +{ + ModeModePrivateData *rmpd = (ModeModePrivateData *) mode_get_private_data ( sw ); + int match = 1; + const winlist *ids = ( winlist * ) rmpd->ids; + // Want to pull directly out of cache, X calls are not thread safe. + int idx = winlist_find ( cache_client, ids->array[index] ); + g_assert ( idx >= 0 ); + client *c = cache_client->data[idx]; + + if ( tokens ) { + for ( int j = 0; match && tokens != NULL && tokens[j] != NULL; j++ ) { + int test = 0; + // Dirty hack. Normally helper_token_match does _all_ the matching, + // Now we want it to match only one item at the time. + // If hack not in place it would not match queries spanning multiple fields. + // e.g. when searching 'title element' and 'class element' + GRegex *ftokens[2] = { tokens[j], NULL }; + if ( c->title != NULL && c->title[0] != '\0' ) { + test = helper_token_match ( ftokens, c->title ); + } + + if ( !test && c->class != NULL && c->class[0] != '\0' ) { + test = helper_token_match ( ftokens, c->class ); + } + + if ( !test && c->role != NULL && c->role[0] != '\0' ) { + test = helper_token_match ( ftokens, c->role ); + } + + if ( !test && c->name != NULL && c->name[0] != '\0' ) { + test = helper_token_match ( ftokens, c->name ); + } + if ( !test && c->wmdesktopstr != NULL && c->wmdesktopstr[0] != '\0' ) { + test = helper_token_match ( ftokens, c->wmdesktopstr ); + } + + if ( test == 0 ) { + match = 0; + } + } + } + + return match; +} + +static unsigned int window_mode_get_num_entries ( const Mode *sw ) +{ + const ModeModePrivateData *pd = (const ModeModePrivateData *) mode_get_private_data ( sw ); + + return pd->ids ? pd->ids->len : 0; +} +/** + * Small helper function to find the right entry in the ewmh reply. + * Is there a call for this? + */ +static const char * _window_name_list_entry ( const char *str, uint32_t length, int entry ) +{ + uint32_t offset = 0; + int index = 0; + while ( index < entry && offset < length ) { + if ( str[offset] == 0 ) { + index++; + } + offset++; + } + return &str[offset]; +} +static void _window_mode_load_data ( Mode *sw, unsigned int cd ) +{ + ModeModePrivateData *pd = (ModeModePrivateData *) mode_get_private_data ( sw ); + // find window list + int nwins = 0; + xcb_window_t wins[100]; + xcb_window_t curr_win_id; + + // Create cache + + x11_cache_create (); + xcb_get_property_cookie_t c = xcb_ewmh_get_active_window ( &( xcb->ewmh ), xcb->screen_nbr ); + if ( !xcb_ewmh_get_active_window_reply ( &xcb->ewmh, c, &curr_win_id, NULL ) ) { + curr_win_id = 0; + } + + // Get the current desktop. + unsigned int current_desktop = 0; + c = xcb_ewmh_get_current_desktop ( &xcb->ewmh, xcb->screen_nbr ); + if ( !xcb_ewmh_get_current_desktop_reply ( &xcb->ewmh, c, ¤t_desktop, NULL ) ) { + current_desktop = 0; + } + + c = xcb_ewmh_get_client_list_stacking ( &xcb->ewmh, 0 ); + xcb_ewmh_get_windows_reply_t clients; + if ( xcb_ewmh_get_client_list_stacking_reply ( &xcb->ewmh, c, &clients, NULL ) ) { + nwins = MIN ( 100, clients.windows_len ); + memcpy ( wins, clients.windows, nwins * sizeof ( xcb_window_t ) ); + xcb_ewmh_get_windows_reply_wipe ( &clients ); + } + else { + c = xcb_ewmh_get_client_list ( &xcb->ewmh, xcb->screen_nbr ); + if ( xcb_ewmh_get_client_list_reply ( &xcb->ewmh, c, &clients, NULL ) ) { + nwins = MIN ( 100, clients.windows_len ); + memcpy ( wins, clients.windows, nwins * sizeof ( xcb_window_t ) ); + xcb_ewmh_get_windows_reply_wipe ( &clients ); + } + } + if ( nwins > 0 ) { + int i; + // windows we actually display. May be slightly different to _NET_CLIENT_LIST_STACKING + // if we happen to have a window destroyed while we're working... + pd->ids = winlist_new (); + + xcb_get_property_cookie_t c = xcb_ewmh_get_desktop_names ( &xcb->ewmh, xcb->screen_nbr ); + xcb_ewmh_get_utf8_strings_reply_t names; + int has_names = FALSE; + if ( xcb_ewmh_get_desktop_names_reply ( &xcb->ewmh, c, &names, NULL ) ) { + has_names = TRUE; + } + // calc widths of fields + for ( i = nwins - 1; i > -1; i-- ) { + client *c = window_client ( pd, wins[i] ); + if ( ( c != NULL ) + && !c->xattr.override_redirect + && !client_has_window_type ( c, xcb->ewmh._NET_WM_WINDOW_TYPE_DOCK ) + && !client_has_window_type ( c, xcb->ewmh._NET_WM_WINDOW_TYPE_DESKTOP ) + && !client_has_state ( c, xcb->ewmh._NET_WM_STATE_SKIP_PAGER ) + && !client_has_state ( c, xcb->ewmh._NET_WM_STATE_SKIP_TASKBAR ) ) { + pd->clf_len = MAX ( pd->clf_len, ( c->class != NULL ) ? ( g_utf8_strlen ( c->class, -1 ) ) : 0 ); + + if ( client_has_state ( c, xcb->ewmh._NET_WM_STATE_DEMANDS_ATTENTION ) ) { + c->demands = TRUE; + } + if ( ( c->hint_flags & XCB_ICCCM_WM_HINT_X_URGENCY ) != 0 ) { + c->demands = TRUE; + } + + if ( c->window == curr_win_id ) { + c->active = TRUE; + } + // find client's desktop. + xcb_get_property_cookie_t cookie; + xcb_get_property_reply_t *r; + + c->wmdesktop = 0xFFFFFFFF; + cookie = + xcb_get_property ( xcb->connection, 0, c->window, xcb->ewmh._NET_WM_DESKTOP, XCB_ATOM_CARDINAL, 0, + 1 ); + r = xcb_get_property_reply ( xcb->connection, cookie, NULL ); + if ( r ) { + if ( r->type == XCB_ATOM_CARDINAL ) { + c->wmdesktop = *( (uint32_t *) xcb_get_property_value ( r ) ); + } + free ( r ); + } + if ( c->wmdesktop != 0xFFFFFFFF ) { + if ( has_names ) { + if ( xcb->wm == WM_I3 ) { + char *output = NULL; + if ( pango_parse_markup ( _window_name_list_entry ( names.strings, names.strings_len, + c->wmdesktop ), -1, 0, NULL, &output, NULL, NULL ) ) { + c->wmdesktopstr = output; + } + else { + c->wmdesktopstr = g_strdup ( "Invalid name" ); + } + } + else { + c->wmdesktopstr = g_strdup ( _window_name_list_entry ( names.strings, names.strings_len, c->wmdesktop ) ); + } + } + else { + c->wmdesktopstr = g_strdup_printf ( "%u", (uint32_t) c->wmdesktop ); + } + } + else { + c->wmdesktopstr = g_strdup ( "" ); + } + pd->wmdn_len = MAX ( pd->wmdn_len, g_utf8_strlen ( c->wmdesktopstr, -1 ) ); + if ( cd && c->wmdesktop != current_desktop ) { + continue; + } + winlist_append ( pd->ids, c->window, NULL ); + } + } + + if ( has_names ) { + xcb_ewmh_get_utf8_strings_reply_wipe ( &names ); + } + } +} +static int window_mode_init ( Mode *sw ) +{ + if ( mode_get_private_data ( sw ) == NULL ) { + ModeModePrivateData *pd = g_malloc0 ( sizeof ( *pd ) ); + pd->window_regex = g_regex_new ( "{[-\\w]+(:-?[0-9]+)?}", 0, 0, NULL ); + mode_set_private_data ( sw, (void *) pd ); + _window_mode_load_data ( sw, FALSE ); + } + return TRUE; +} +static int window_mode_init_cd ( Mode *sw ) +{ + if ( mode_get_private_data ( sw ) == NULL ) { + ModeModePrivateData *pd = g_malloc0 ( sizeof ( *pd ) ); + pd->window_regex = g_regex_new ( "{[-\\w]+(:-?[0-9]+)?}", 0, 0, NULL ); + mode_set_private_data ( sw, (void *) pd ); + _window_mode_load_data ( sw, TRUE ); + } + return TRUE; +} + +static inline int act_on_window ( xcb_window_t window ) +{ + int retv = TRUE; + char **args = NULL; + int argc = 0; + char window_regex[100]; /* We are probably safe here */ + + g_snprintf ( window_regex, sizeof window_regex, "%d", window ); + + helper_parse_setup ( config.window_command, &args, &argc, "{window}", window_regex, NULL ); + + GError *error = NULL; + g_spawn_async ( NULL, args, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &error ); + if ( error != NULL ) { + char *msg = g_strdup_printf ( "Failed to execute action for window: '%s'\nError: '%s'", window_regex, error->message ); + rofi_view_error_dialog ( msg, FALSE ); + g_free ( msg ); + // print error. + g_error_free ( error ); + retv = FALSE; + } + + // Free the args list. + g_strfreev ( args ); + return retv; +} + +static ModeMode window_mode_result ( Mode *sw, int mretv, G_GNUC_UNUSED char **input, + unsigned int selected_line ) +{ + ModeModePrivateData *rmpd = (ModeModePrivateData *) mode_get_private_data ( sw ); + ModeMode retv = MODE_EXIT; + if ( mretv & MENU_NEXT ) { + retv = NEXT_DIALOG; + } + else if ( mretv & MENU_PREVIOUS ) { + retv = PREVIOUS_DIALOG; + } + else if ( ( mretv & MENU_QUICK_SWITCH ) == MENU_QUICK_SWITCH ) { + retv = ( mretv & MENU_LOWER_MASK ); + } + else if ( ( mretv & ( MENU_OK ) ) ) { + if ( mretv & MENU_CUSTOM_ACTION ) { + act_on_window ( rmpd->ids->array[selected_line] ); + } + else { + rofi_view_hide (); + if ( ( xcb->wm & ( WM_AWESOME | WM_OPENBOX ) ) != 0 ) { + // Get the desktop of the client to switch to + uint32_t wmdesktop = 0; + xcb_get_property_cookie_t cookie; + xcb_get_property_reply_t *r; + // Get the current desktop. + unsigned int current_desktop = 0; + xcb_get_property_cookie_t c = xcb_ewmh_get_current_desktop ( &xcb->ewmh, xcb->screen_nbr ); + if ( !xcb_ewmh_get_current_desktop_reply ( &xcb->ewmh, c, ¤t_desktop, NULL ) ) { + current_desktop = 0; + } + + cookie = xcb_get_property ( xcb->connection, 0, rmpd->ids->array[selected_line], + xcb->ewmh._NET_WM_DESKTOP, XCB_ATOM_CARDINAL, 0, 1 ); + r = xcb_get_property_reply ( xcb->connection, cookie, NULL ); + if ( r && r->type == XCB_ATOM_CARDINAL ) { + wmdesktop = *( (uint32_t *) xcb_get_property_value ( r ) ); + } + if ( r && r->type != XCB_ATOM_CARDINAL ) { + // Assume the client is on all desktops. + wmdesktop = current_desktop; + } + free ( r ); + + // If we have to switch the desktop, do + if ( wmdesktop != current_desktop ) { + xcb_ewmh_request_change_current_desktop ( &xcb->ewmh, + xcb->screen_nbr, wmdesktop, XCB_CURRENT_TIME ); + } + } + // Activate the window + xcb_ewmh_request_change_active_window ( &xcb->ewmh, xcb->screen_nbr, rmpd->ids->array[selected_line], + XCB_EWMH_CLIENT_SOURCE_TYPE_OTHER, + XCB_CURRENT_TIME, xcb->main_window ); + xcb_flush ( xcb->connection ); + } + } + else if ( ( mretv & ( MENU_ENTRY_DELETE ) ) == MENU_ENTRY_DELETE ) { + xcb_ewmh_request_close_window ( &( xcb->ewmh ), xcb->screen_nbr, rmpd->ids->array[selected_line], XCB_CURRENT_TIME, XCB_EWMH_CLIENT_SOURCE_TYPE_OTHER ); + xcb_flush ( xcb->connection ); + } + return retv; +} + +static void window_mode_destroy ( Mode *sw ) +{ + ModeModePrivateData *rmpd = (ModeModePrivateData *) mode_get_private_data ( sw ); + if ( rmpd != NULL ) { + winlist_free ( rmpd->ids ); + x11_cache_free (); + g_free ( rmpd->cache ); + g_regex_unref ( rmpd->window_regex ); + g_free ( rmpd ); + mode_set_private_data ( sw, NULL ); + } +} +struct arg +{ + const ModeModePrivateData *pd; + client *c; +}; + +static void helper_eval_add_str ( GString *str, const char *input, int l, int max_len ) +{ + // g_utf8 does not work with NULL string. + const char *input_nn = input ? input : ""; + // Both l and max_len are in characters, not bytes. + int nc = g_utf8_strlen ( input_nn, -1 ); + int spaces = 0; + if ( l == 0 ) { + spaces = MAX ( 0, max_len - nc ); + g_string_append ( str, input_nn ); + } + else { + if ( nc > l ) { + int bl = g_utf8_offset_to_pointer ( input_nn, l ) - input_nn; + g_string_append_len ( str, input_nn, bl ); + } + else { + spaces = l - nc; + g_string_append ( str, input_nn ); + } + } + while ( spaces-- ) { + g_string_append_c ( str, ' ' ); + } +} +static gboolean helper_eval_cb ( const GMatchInfo *info, GString *str, gpointer data ) +{ + struct arg *d = (struct arg *) data; + gchar *match; + // Get the match + match = g_match_info_fetch ( info, 0 ); + if ( match != NULL ) { + int l = 0; + if ( match[2] == ':' ) { + l = (int) g_ascii_strtoll ( &match[3], NULL, 10 ); + if ( l < 0 && config.menu_width < 0 ) { + l = -config.menu_width + l; + } + if ( l < 0 ) { + l = 0; + } + } + if ( match[1] == 'w' ) { + helper_eval_add_str ( str, d->c->wmdesktopstr, l, d->pd->wmdn_len ); + } + else if ( match[1] == 'c' ) { + helper_eval_add_str ( str, d->c->class, l, d->pd->clf_len ); + } + else if ( match[1] == 't' ) { + helper_eval_add_str ( str, d->c->title, l, d->pd->title_len ); + } + else if ( match[1] == 'n' ) { + helper_eval_add_str ( str, d->c->name, l, d->pd->name_len ); + } + else if ( match[1] == 'r' ) { + helper_eval_add_str ( str, d->c->role, l, d->pd->role_len ); + } + g_free ( match ); + } + return FALSE; +} +static char * _generate_display_string ( const ModeModePrivateData *pd, client *c ) +{ + struct arg d = { pd, c }; + char *res = g_regex_replace_eval ( pd->window_regex, config.window_format, -1, 0, 0, + helper_eval_cb, &d, NULL ); + return g_strchomp ( res ); +} + +static char *_get_display_value ( const Mode *sw, unsigned int selected_line, int *state, G_GNUC_UNUSED GList **list, int get_entry ) +{ + ModeModePrivateData *rmpd = mode_get_private_data ( sw ); + client *c = window_client ( rmpd, rmpd->ids->array[selected_line] ); + if ( c == NULL ) { + return get_entry ? g_strdup ( "Window has fanished" ) : NULL; + } + if ( c->demands ) { + *state |= URGENT; + } + if ( c->active ) { + *state |= ACTIVE; + } + return get_entry ? _generate_display_string ( rmpd, c ) : NULL; +} + +#include "mode-private.h" +Mode window_mode = +{ + .name = "window", + .cfg_name_key = "display-window", + ._init = window_mode_init, + ._get_num_entries = window_mode_get_num_entries, + ._result = window_mode_result, + ._destroy = window_mode_destroy, + ._token_match = window_match, + ._get_display_value = _get_display_value, + ._get_completion = NULL, + ._preprocess_input = NULL, + .private_data = NULL, + .free = NULL +}; +Mode window_mode_cd = +{ + .name = "windowcd", + .cfg_name_key = "display-windowcd", + ._init = window_mode_init_cd, + ._get_num_entries = window_mode_get_num_entries, + ._result = window_mode_result, + ._destroy = window_mode_destroy, + ._token_match = window_match, + ._get_display_value = _get_display_value, + ._get_completion = NULL, + ._preprocess_input = NULL, + .private_data = NULL, + .free = NULL +}; + +#endif // WINDOW_MODE |