11 #include <yui/Libyui_config.h>
12 #include "ygtktreeview.h"
17 extern char *ygutils_mapKBAccel (
const char *src);
19 static guint right_click_signal = 0;
21 G_DEFINE_TYPE (
YGtkTreeView, ygtk_tree_view, GTK_TYPE_TREE_VIEW)
27 static void ygtk_tree_view_finalize (GObject *
object)
30 if (view->empty_text) {
31 g_free (view->empty_text);
32 view->empty_text = NULL;
34 G_OBJECT_CLASS (ygtk_tree_view_parent_class)->finalize (
object);
37 static void _gtk_widget_destroy (gpointer widget)
38 { gtk_widget_destroy (GTK_WIDGET (widget)); }
40 static guint32 _popup_time = 0;
41 static gint _popup_x = 0, _popup_y = 0;
43 static void _ygtk_tree_view_menu_position_func (
44 GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data)
45 { *x = _popup_x; *y = _popup_y; }
47 void ygtk_tree_view_popup_menu (
YGtkTreeView *view, GtkWidget *menu)
49 GtkWidget *widget = GTK_WIDGET (view);
52 g_object_set_data_full (G_OBJECT (view),
"popup", menu, _gtk_widget_destroy);
54 gtk_menu_attach_to_widget (GTK_MENU (menu), widget, NULL);
55 gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
56 _ygtk_tree_view_menu_position_func, widget, 3, _popup_time);
57 gtk_widget_show_all (menu);
60 static gboolean ygtk_tree_view_button_press_event (GtkWidget *widget, GdkEventButton *event)
62 if (event->button == 3) {
63 GtkTreeView *view = GTK_TREE_VIEW (widget);
66 outreach = !gtk_tree_view_get_path_at_pos (view, event->x, event->y, &path, NULL, NULL, NULL);
68 GtkTreeSelection *selection = gtk_tree_view_get_selection (view);
69 GtkTreeModel *model = gtk_tree_view_get_model (view);
71 gtk_tree_model_get_iter (model, &iter, path);
73 if (!gtk_tree_selection_iter_is_selected (selection, &iter))
74 gtk_tree_view_set_cursor (view, path, NULL, FALSE);
75 gtk_tree_path_free (path);
78 _popup_time =
event->time;
79 _popup_x =
event->x_root; _popup_y =
event->y_root;
81 gtk_widget_grab_focus (widget);
82 g_signal_emit (widget, right_click_signal, 0, outreach);
85 return GTK_WIDGET_CLASS (ygtk_tree_view_parent_class)->button_press_event (widget, event);
88 static gboolean _ygtk_tree_view_popup_menu (GtkWidget *widget)
90 GtkTreeView *view = GTK_TREE_VIEW (widget);
91 GtkTreeSelection *selection = gtk_tree_view_get_selection (view);
92 gboolean outreach = gtk_tree_selection_count_selected_rows (selection) == 0;
94 _popup_time = gtk_get_current_event_time();
96 _popup_x = (_popup_y = 0);
98 GList *rows = gtk_tree_selection_get_selected_rows (selection, NULL);
99 GtkTreePath *path = (GtkTreePath *) g_list_last (rows)->data;
102 gtk_tree_view_scroll_to_cell (view, path, NULL, FALSE, 0, 0);
105 gtk_tree_view_get_cell_area (view, path, NULL, &rect);
107 _popup_y = rect.y + rect.height;
109 g_list_foreach (rows, (GFunc) gtk_tree_path_free, NULL);
113 gtk_tree_view_convert_bin_window_to_widget_coords (
114 view, _popup_x, _popup_y, &_popup_x, &_popup_y);
116 gdk_window_get_origin (gtk_widget_get_window(widget), &x_orig, &y_orig);
117 _popup_x += x_orig; _popup_y += y_orig;
119 g_signal_emit (widget, right_click_signal, 0, outreach);
123 static gboolean _ygtk_tree_view_draw (GtkWidget *widget, cairo_t *cr)
125 GTK_WIDGET_CLASS (ygtk_tree_view_parent_class)->draw(widget, cr);
127 GtkTreeView *view = GTK_TREE_VIEW (widget);
129 if (yview->empty_text) {
130 GtkTreeModel *model = gtk_tree_view_get_model (view);
132 if (!model || !gtk_tree_model_get_iter_first (model, &iter)) {
133 const gchar *text = yview->empty_text;
135 text = _(
"Loading...");
137 layout = gtk_widget_create_pango_layout (widget, text);
139 PangoAttrList *attrs = pango_attr_list_new();
140 pango_attr_list_insert (attrs, pango_attr_foreground_new (160<<8, 160<<8, 160<<8));
141 pango_layout_set_attributes (layout, attrs);
142 pango_attr_list_unref (attrs);
145 pango_layout_get_pixel_size (layout, &width, &height);
146 GtkAllocation allocation;
147 gtk_widget_get_allocation(widget, &allocation);
149 x = (allocation.width - width) / 2;
150 y = (allocation.height - height) / 2;
151 cairo_move_to (cr, x, y);
153 pango_cairo_show_layout (cr, layout);
154 g_object_unref (layout);
160 static void show_column_cb (GtkCheckMenuItem *item, GtkTreeView *view)
162 int col = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item),
"column"));
163 GtkTreeViewColumn *column = gtk_tree_view_get_column (view, col);
164 gboolean visible = gtk_check_menu_item_get_active (item);
165 gtk_tree_view_column_set_visible (column, visible);
168 GtkWidget *ygtk_tree_view_create_show_columns_menu (
YGtkTreeView *view)
170 GtkWidget *menu = gtk_menu_new();
171 GList *columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (view));
173 gboolean reverse = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL &&
174 gtk_widget_get_direction (GTK_WIDGET (view)) != GTK_TEXT_DIR_RTL;
177 for (n = 0, i = columns; i; i = i->next, n++) {
178 GtkTreeViewColumn *column = (GtkTreeViewColumn *) i->data;
179 const gchar *header = gtk_tree_view_column_get_title (column);
181 GtkWidget *item = gtk_check_menu_item_new_with_label (header);
182 g_object_set_data (G_OBJECT (item),
"column", GINT_TO_POINTER (n));
184 gboolean visible = gtk_tree_view_column_get_visible (column);
185 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item), visible);
186 g_signal_connect (G_OBJECT (item),
"toggled",
187 G_CALLBACK (show_column_cb), view);
190 gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
192 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
195 if (n == 0 && !reverse)
196 gtk_widget_set_sensitive (item, FALSE);
199 g_list_free (columns);
203 GtkWidget *ygtk_tree_view_append_show_columns_item (
YGtkTreeView *view, GtkWidget *menu)
206 menu = gtk_menu_new();
208 GList *children = gtk_container_get_children (GTK_CONTAINER (menu));
209 g_list_free (children);
211 gtk_menu_shell_append (GTK_MENU_SHELL (menu), gtk_separator_menu_item_new());
213 GtkWidget *submenu = ygtk_tree_view_create_show_columns_menu (view);
214 char *label = ygutils_mapKBAccel (_(
"&Show column"));
215 GtkWidget *item = gtk_menu_item_new_with_mnemonic (label);
217 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
218 gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), submenu);
222 void ygtk_tree_view_append_column (
YGtkTreeView *view, GtkTreeViewColumn *column)
225 if (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL) {
226 gtk_widget_set_direction (GTK_WIDGET (view), GTK_TEXT_DIR_LTR);
228 GList *renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column)), *i;
229 for (i = renderers; i; i = i->next) {
230 GtkCellRenderer *renderer = (GtkCellRenderer *) i->data;
231 if (GTK_IS_CELL_RENDERER_TEXT (renderer)) {
232 PangoAlignment alignment;
233 g_object_get (G_OBJECT (renderer),
"alignment", &alignment, NULL);
234 if (alignment == PANGO_ALIGN_LEFT)
235 alignment = PANGO_ALIGN_RIGHT;
236 else if (alignment == PANGO_ALIGN_RIGHT)
237 alignment = PANGO_ALIGN_LEFT;
238 g_object_set (G_OBJECT (renderer),
"alignment", alignment, NULL);
241 g_object_get (G_OBJECT (renderer),
"xalign", &xalign, NULL);
242 xalign = 1.0 - xalign;
243 g_object_set (G_OBJECT (renderer),
"xalign", xalign, NULL);
245 PangoEllipsizeMode ellipsize;
246 g_object_get (G_OBJECT (renderer),
"ellipsize", &ellipsize, NULL);
247 if (ellipsize == PANGO_ELLIPSIZE_END)
248 ellipsize = PANGO_ELLIPSIZE_START;
249 else if (ellipsize == PANGO_ELLIPSIZE_START)
250 ellipsize = PANGO_ELLIPSIZE_END;
251 g_object_set (G_OBJECT (renderer),
"ellipsize", ellipsize, NULL);
254 g_list_free (renderers);
257 gtk_tree_view_insert_column (GTK_TREE_VIEW (view), column, pos);
260 GtkTreeViewColumn *ygtk_tree_view_get_column (
YGtkTreeView *view, gint nb)
262 GtkTreeViewColumn *column;
263 if (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL) {
264 GList *columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (view));
265 nb = g_list_length (columns) - nb - 1;
266 column = g_list_nth_data (columns, nb);
267 g_list_free (columns);
270 column = gtk_tree_view_get_column (GTK_TREE_VIEW (view), nb);
275 void ygtk_tree_view_set_empty_text (
YGtkTreeView *view,
const gchar *empty_text)
277 if (view->empty_text)
278 g_free (view->empty_text);
279 view->empty_text = empty_text ? g_strdup (empty_text) : NULL;
282 GtkWidget *ygtk_tree_view_new (
const gchar *empty_text)
285 view->empty_text = empty_text ? g_strdup (empty_text) : NULL;
286 return GTK_WIDGET (view);
291 GtkWidgetClass *gtkwidget_class = GTK_WIDGET_CLASS (klass);
292 gtkwidget_class->button_press_event = ygtk_tree_view_button_press_event;
293 gtkwidget_class->popup_menu = _ygtk_tree_view_popup_menu;
294 gtkwidget_class->draw = _ygtk_tree_view_draw;
296 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
297 gobject_class->finalize = ygtk_tree_view_finalize;
299 right_click_signal = g_signal_new (
"right-click",
300 G_OBJECT_CLASS_TYPE (klass), G_SIGNAL_RUN_LAST,
302 NULL, NULL, g_cclosure_marshal_VOID__BOOLEAN, G_TYPE_NONE, 1, G_TYPE_BOOLEAN);