void
uim_cand_win_gtk_shift_page(UIMCandWinGtk *cwin, gboolean forward)
{
g_return_if_fail(UIM_IS_CAND_WIN_GTK(cwin));
if (forward) {
uim_cand_win_gtk_set_page(cwin, cwin->page_index + 1);
} else {
uim_cand_win_gtk_set_page(cwin, cwin->page_index - 1);
}
}
static void
pagebutton_clicked(GtkButton *button, gpointer data)
{
UIMCandWinGtk *cwin = UIM_CAND_WIN_GTK(data);
gboolean has_candidates = FALSE;
if (cwin->candidate_index < 0) {
/* if candidate_index < 0, "index-changed" signal is not emitted
* and candidates for new page is not set.
*/
cwin->candidate_index = cwin->page_index * cwin->display_limit;
}
if (button == GTK_BUTTON(cwin->prev_page_button)) {
uim_cand_win_gtk_shift_page(cwin, FALSE);
} else if (button == GTK_BUTTON(cwin->next_page_button)) {
uim_cand_win_gtk_shift_page(cwin, TRUE);
} else {
return;
}
if (cwin->stores->pdata[cwin->page_index]) {
has_candidates = TRUE;
}
if (cwin->candidate_index >= 0) {
g_signal_emit(G_OBJECT(cwin),
cand_win_gtk_signals[INDEX_CHANGED_SIGNAL], 0);
}
/* if got candidates, update view */
if (!has_candidates && cwin->stores->pdata[cwin->page_index]) {
uim_cand_win_gtk_set_page(cwin, cwin->page_index);
}
}
static void
candwin_show_page(gchar **str)
{
int page;
sscanf(str[1], "%d", &page);
uim_cand_win_gtk_set_page(cwin, page);
gtk_widget_show_all(GTK_WIDGET(cwin));
#if GTK_CHECK_VERSION(3, 7, 8)
gtk_widget_queue_resize_no_redraw(cwin->view);
#endif
}
static void
pagebutton_clicked(GtkButton *button, gpointer data)
{
UIMCandidateWindow *cwin = UIM_CANDIDATE_WINDOW(data);
if (cwin->candidate_index < 0) {
/* if candidate_index < 0, "index-changed" signal is not emitted
* and candidates for new page is not set.
*/
cwin->candidate_index = cwin->page_index * cwin->display_limit;
}
if (button == GTK_BUTTON(cwin->prev_page_button)) {
uim_cand_win_gtk_set_page(cwin, cwin->page_index - 1);
} else if (button == GTK_BUTTON(cwin->next_page_button)) {
uim_cand_win_gtk_set_page(cwin, cwin->page_index + 1);
} else {
return;
}
if (cwin->candidate_index >= 0) {
g_signal_emit(G_OBJECT(cwin),
cand_win_gtk_signals[INDEX_CHANGED_SIGNAL], 0);
}
if (!cwin->stores->pdata[cwin->page_index]) {
/* candwin uim-xim
* pagebutton_clicked()
* ---------"index"------------>
* InputContext::candidate_select()
* <---"set_page_candidates"----
* Canddisp::select()
* <--------"select"------------
* candwin_update()
* uim_cand_win_gtk_set_index()
* uim_cand_win_gtk_set_page()
*/
cwin->need_page_update = TRUE;
}
}
static void
uim_cand_win_gtk_real_set_index(UIMCandWinGtk *cwin, gint index)
{
gint new_page;
g_return_if_fail(UIM_IS_CAND_WIN_GTK(cwin));
if (index >= (gint) cwin->nr_candidates)
cwin->candidate_index = 0;
else
cwin->candidate_index = index;
if (cwin->candidate_index >= 0 && cwin->display_limit)
new_page = cwin->candidate_index / cwin->display_limit;
else
new_page = cwin->page_index;
if (cwin->page_index != new_page)
uim_cand_win_gtk_set_page(cwin, new_page);
}
/* copied from uim-cand-win-gtk.c */
static void
uim_cand_win_gtk_set_index(UIMCandidateWindow *cwin, gint index)
{
gint new_page;
g_return_if_fail(UIM_IS_CANDIDATE_WINDOW(cwin));
if (index >= (gint) cwin->nr_candidates)
cwin->candidate_index = 0;
else
cwin->candidate_index = index;
if (cwin->candidate_index >= 0 && cwin->display_limit)
new_page = cwin->candidate_index / cwin->display_limit;
else
new_page = cwin->page_index;
if (cwin->page_index != new_page || cwin->need_page_update)
uim_cand_win_gtk_set_page(cwin, new_page);
if (cwin->candidate_index >= 0 && cwin->need_hilite) {
GtkTreePath *path;
gint pos = index;
if (cwin->display_limit)
pos = cwin->candidate_index % cwin->display_limit;
path = gtk_tree_path_new_from_indices(pos, -1);
gtk_tree_view_set_cursor(GTK_TREE_VIEW(cwin->view),
path, NULL, FALSE);
gtk_tree_path_free(path);
} else {
GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(cwin
->view));
gtk_tree_selection_unselect_all(selection);
update_label(cwin);
}
}
void
uim_cand_win_gtk_set_candidates(UIMCandWinGtk *cwin,
guint display_limit,
GSList *candidates)
{
gint i, nr_stores = 1;
g_return_if_fail(UIM_IS_CAND_WIN_GTK(cwin));
if (cwin->stores == NULL)
cwin->stores = g_ptr_array_new();
/* remove old data */
if (cwin->page_index >= 0 && cwin->page_index < (int) cwin->stores->len) {
/* Remove data from current page to shrink the window */
if (cwin->stores->pdata[cwin->page_index])
gtk_list_store_clear(cwin->stores->pdata[cwin->page_index]);
}
for (i = cwin->stores->len - 1; i >= 0; i--) {
GtkListStore *store = g_ptr_array_remove_index(cwin->stores, i);
if (store)
g_object_unref(G_OBJECT(store));
}
cwin->candidate_index = -1;
cwin->nr_candidates = g_slist_length(candidates);
cwin->display_limit = display_limit;
cwin->sub_window.active = FALSE;
if (candidates == NULL)
return;
/* calculate number of GtkListStores to create */
if (display_limit) {
nr_stores = cwin->nr_candidates / display_limit;
if (cwin->nr_candidates > display_limit * nr_stores)
nr_stores++;
}
/* create GtkListStores, and set candidates */
for (i = 0; i < nr_stores; i++) {
GtkListStore *store = gtk_list_store_new(NR_COLUMNS,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_STRING);
GSList *node;
guint j;
g_ptr_array_add(cwin->stores, store);
/* set candidates */
for (j = i * display_limit, node = g_slist_nth(candidates, j);
display_limit ? j < display_limit * (i + 1) : j < cwin->nr_candidates;
j++, node = g_slist_next(node))
{
GtkTreeIter ti;
if (node) {
uim_candidate cand = node->data;
gtk_list_store_append(store, &ti);
gtk_list_store_set(store, &ti,
COLUMN_HEADING, uim_candidate_get_heading_label(cand),
COLUMN_CANDIDATE, uim_candidate_get_cand_str(cand),
COLUMN_ANNOTATION, uim_candidate_get_annotation_str(cand),
TERMINATOR);
} else {
#if 0
/*
* 2004-07-22 Takuro Ashie <*****@*****.**>
*
* FIXME!:
* I think we shoudn't set any data for empty row.
* It may cause incorrect action.
*/
gtk_list_store_append(store, &ti);
gtk_list_store_set(store, &ti,
COLUMN_HEADING, "",
COLUMN_CANDIDATE, "",
COLUMN_ANNOTATION, NULL,
TERMINATOR);
#endif
}
}
}
if (cwin->nr_candidates <= cwin->display_limit) {
gtk_widget_set_sensitive(GTK_WIDGET(cwin->prev_page_button), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(cwin->next_page_button), FALSE);
} else {
gtk_widget_set_sensitive(GTK_WIDGET(cwin->prev_page_button), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(cwin->next_page_button), TRUE);
}
uim_cand_win_gtk_set_page(cwin, 0);
uim_cand_win_gtk_update_label(cwin);
}
static void
candwin_activate(gchar **str)
{
gsize rbytes, wbytes;
gint i, nr_stores = 1;
guint j = 1;
gchar *utf8_str;
const gchar *charset;
guint display_limit;
GSList *candidates = NULL;
if (cwin->stores == NULL)
cwin->stores = g_ptr_array_new();
/* remove old data */
for (i = cwin->stores->len - 1; i >= 0; i--) {
GtkListStore *store = g_ptr_array_remove_index(cwin->stores, i);
if (store) {
gtk_list_store_clear(store);
g_object_unref(G_OBJECT(store));
}
}
if (!strncmp(str[1], "charset=", 8))
charset = str[1] + 8;
else
charset = "UTF-8";
if (!strncmp(str[2], "display_limit=", 14)) {
display_limit = atoi(str[2] + 14);
i = 3;
} else {
display_limit = 0;
i = 2;
}
for ( ; str[i]; i++) {
if (strcmp(str[i], "") == 0) {
break;
}
utf8_str = g_convert(str[i],
-1,
"UTF-8",
charset,
&rbytes, &wbytes, NULL);
candidates = g_slist_prepend(candidates, utf8_str);
j++;
}
candidates = g_slist_reverse(candidates);
cwin->candidate_index = -1;
cwin->nr_candidates = j - 1;
cwin->display_limit = display_limit;
cwin->need_hilite = FALSE;
cwin->need_page_update = FALSE;
if (candidates == NULL)
return;
/* calculate number of GtkListStores to create */
if (display_limit) {
nr_stores = cwin->nr_candidates / display_limit;
if (cwin->nr_candidates > display_limit * nr_stores)
nr_stores++;
}
/* create GtkListStores, and set candidates */
for (i = 0; i < nr_stores; i++) {
GtkListStore *store = gtk_list_store_new(NR_COLUMNS, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
GSList *node;
g_ptr_array_add(cwin->stores, store);
/* set candidates */
for (j = i * display_limit, node = g_slist_nth(candidates, j);
display_limit ? j < display_limit * (i + 1) : j < cwin->nr_candidates;
j++, node = g_slist_next(node))
{
GtkTreeIter ti;
if (node) {
gchar *str = node->data;
gchar **column = g_strsplit(str, "\a", 3);
gtk_list_store_append(store, &ti);
gtk_list_store_set(store, &ti,
COLUMN_HEADING, column[0],
COLUMN_CANDIDATE, column[1],
COLUMN_ANNOTATION, column[2],
TERMINATOR);
g_strfreev(column);
g_free(str);
} else {
/* No need to set any data for empty row. */
}
}
}
g_slist_free(candidates);
if (cwin->nr_candidates <= cwin->display_limit) {
gtk_widget_set_sensitive(GTK_WIDGET(cwin->prev_page_button), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(cwin->next_page_button), FALSE);
} else {
gtk_widget_set_sensitive(GTK_WIDGET(cwin->prev_page_button), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(cwin->next_page_button), TRUE);
}
uim_cand_win_gtk_set_page(cwin, 0);
update_label(cwin);
gtk_widget_show_all(GTK_WIDGET(cwin));
cwin->is_active = TRUE;
}
void
uim_cand_win_horizontal_gtk_set_index(UIMCandWinHorizontalGtk *horizontal_cwin, gint index)
{
gint new_page, prev_index;
UIMCandWinGtk *cwin;
g_return_if_fail(UIM_IS_CAND_WIN_HORIZONTAL_GTK(horizontal_cwin));
cwin = UIM_CAND_WIN_GTK(horizontal_cwin);
prev_index = cwin->candidate_index;
if (index >= (gint) cwin->nr_candidates)
cwin->candidate_index = 0;
else
cwin->candidate_index = index;
if (cwin->candidate_index >= 0 && cwin->display_limit)
new_page = cwin->candidate_index / cwin->display_limit;
else
new_page = cwin->page_index;
if (cwin->page_index != new_page)
uim_cand_win_gtk_set_page(cwin, new_page);
if (cwin->candidate_index >= 0) {
gint pos;
struct index_button *idxbutton, *prev_selected;
GtkWidget *label;
if (cwin->display_limit)
pos = cwin->candidate_index % cwin->display_limit;
else
pos = cwin->candidate_index;
idxbutton = g_ptr_array_index(horizontal_cwin->buttons, pos);
prev_selected = (gpointer)horizontal_cwin->selected;
if (prev_selected && prev_index != cwin->candidate_index) {
label = gtk_bin_get_child(GTK_BIN(prev_selected->button));
gtk_widget_queue_draw(label);
}
label = gtk_bin_get_child(GTK_BIN(idxbutton->button));
gtk_widget_queue_draw(label);
horizontal_cwin->selected = idxbutton;
/* show subwin */
if (cwin->stores->pdata[new_page]) {
char *annotation = NULL;
GtkTreeModel *model = GTK_TREE_MODEL(cwin->stores->pdata[new_page]);
GtkTreeIter iter;
gtk_tree_model_iter_nth_child(model, &iter, NULL, pos);
gtk_tree_model_get(model, &iter, COLUMN_ANNOTATION, &annotation, -1);
if (annotation && *annotation) {
if (!cwin->sub_window.window)
uim_cand_win_gtk_create_sub_window(cwin);
gtk_text_buffer_set_text(gtk_text_view_get_buffer(GTK_TEXT_VIEW(cwin->sub_window.text_view)), annotation, -1);
uim_cand_win_gtk_layout_sub_window(cwin);
gtk_widget_show(cwin->sub_window.window);
cwin->sub_window.active = TRUE;
} else {
if (cwin->sub_window.window) {
gtk_widget_hide(cwin->sub_window.window);
cwin->sub_window.active = FALSE;
}
}
free(annotation);
}
} else {
horizontal_cwin->selected = NULL;
if (cwin->sub_window.window) {
gtk_widget_hide(cwin->sub_window.window);
cwin->sub_window.active = FALSE;
}
}
uim_cand_win_gtk_update_label(cwin);
}
