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;
49 void ygtk_tree_view_popup_menu (
YGtkTreeView *view, GtkWidget *menu)
51 GtkWidget *widget = GTK_WIDGET (view);
54 g_object_set_data_full (G_OBJECT (view),
"popup", menu, _gtk_widget_destroy);
56 gtk_menu_attach_to_widget (GTK_MENU (menu), widget, NULL);
60 gtk_menu_popup_at_pointer (GTK_MENU (menu), NULL);
62 gtk_widget_show_all (menu);
65 static gboolean ygtk_tree_view_button_press_event (GtkWidget *widget, GdkEventButton *event)
67 if (event->button == 3) {
68 GtkTreeView *view = GTK_TREE_VIEW (widget);
71 outreach = !gtk_tree_view_get_path_at_pos (view, event->x, event->y, &path, NULL, NULL, NULL);
73 GtkTreeSelection *selection = gtk_tree_view_get_selection (view);
74 GtkTreeModel *model = gtk_tree_view_get_model (view);
76 gtk_tree_model_get_iter (model, &iter, path);
78 if (!gtk_tree_selection_iter_is_selected (selection, &iter))
79 gtk_tree_view_set_cursor (view, path, NULL, FALSE);
80 gtk_tree_path_free (path);
83 _popup_time =
event->time;
84 _popup_x =
event->x_root; _popup_y =
event->y_root;
86 gtk_widget_grab_focus (widget);
87 g_signal_emit (widget, right_click_signal, 0, outreach);
90 return GTK_WIDGET_CLASS (ygtk_tree_view_parent_class)->button_press_event (widget, event);
93 static gboolean _ygtk_tree_view_popup_menu (GtkWidget *widget)
95 GtkTreeView *view = GTK_TREE_VIEW (widget);
96 GtkTreeSelection *selection = gtk_tree_view_get_selection (view);
97 gboolean outreach = gtk_tree_selection_count_selected_rows (selection) == 0;
99 _popup_time = gtk_get_current_event_time();
101 _popup_x = (_popup_y = 0);
103 GList *rows = gtk_tree_selection_get_selected_rows (selection, NULL);
104 GtkTreePath *path = (GtkTreePath *) g_list_last (rows)->data;
107 gtk_tree_view_scroll_to_cell (view, path, NULL, FALSE, 0, 0);
110 gtk_tree_view_get_cell_area (view, path, NULL, &rect);
112 _popup_y = rect.y + rect.height;
114 g_list_foreach (rows, (GFunc) gtk_tree_path_free, NULL);
118 gtk_tree_view_convert_bin_window_to_widget_coords (
119 view, _popup_x, _popup_y, &_popup_x, &_popup_y);
121 gdk_window_get_origin (gtk_widget_get_window(widget), &x_orig, &y_orig);
122 _popup_x += x_orig; _popup_y += y_orig;
124 g_signal_emit (widget, right_click_signal, 0, outreach);
128 static gboolean _ygtk_tree_view_draw (GtkWidget *widget, cairo_t *cr)
130 GTK_WIDGET_CLASS (ygtk_tree_view_parent_class)->draw(widget, cr);
132 GtkTreeView *view = GTK_TREE_VIEW (widget);
134 if (yview->empty_text) {
135 GtkTreeModel *model = gtk_tree_view_get_model (view);
137 if (!model || !gtk_tree_model_get_iter_first (model, &iter)) {
138 const gchar *text = yview->empty_text;
140 text = _(
"Loading...");
142 layout = gtk_widget_create_pango_layout (widget, text);
144 PangoAttrList *attrs = pango_attr_list_new();
145 pango_attr_list_insert (attrs, pango_attr_foreground_new (160<<8, 160<<8, 160<<8));
146 pango_layout_set_attributes (layout, attrs);
147 pango_attr_list_unref (attrs);
150 pango_layout_get_pixel_size (layout, &width, &height);
151 GtkAllocation allocation;
152 gtk_widget_get_allocation(widget, &allocation);
154 x = (allocation.width - width) / 2;
155 y = (allocation.height - height) / 2;
156 cairo_move_to (cr, x, y);
158 pango_cairo_show_layout (cr, layout);
159 g_object_unref (layout);
165 static void show_column_cb (GtkCheckMenuItem *item, GtkTreeView *view)
167 int col = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item),
"column"));
168 GtkTreeViewColumn *column = gtk_tree_view_get_column (view, col);
169 gboolean visible = gtk_check_menu_item_get_active (item);
170 gtk_tree_view_column_set_visible (column, visible);
173 GtkWidget *ygtk_tree_view_create_show_columns_menu (
YGtkTreeView *view)
175 GtkWidget *menu = gtk_menu_new();
176 GList *columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (view));
178 gboolean reverse = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL &&
179 gtk_widget_get_direction (GTK_WIDGET (view)) != GTK_TEXT_DIR_RTL;
182 for (n = 0, i = columns; i; i = i->next, n++) {
183 GtkTreeViewColumn *column = (GtkTreeViewColumn *) i->data;
184 const gchar *header = gtk_tree_view_column_get_title (column);
186 GtkWidget *item = gtk_check_menu_item_new_with_label (header);
187 g_object_set_data (G_OBJECT (item),
"column", GINT_TO_POINTER (n));
189 gboolean visible = gtk_tree_view_column_get_visible (column);
190 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item), visible);
191 g_signal_connect (G_OBJECT (item),
"toggled",
192 G_CALLBACK (show_column_cb), view);
195 gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
197 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
200 if (n == 0 && !reverse)
201 gtk_widget_set_sensitive (item, FALSE);
204 g_list_free (columns);
208 GtkWidget *ygtk_tree_view_append_show_columns_item (
YGtkTreeView *view, GtkWidget *menu)
211 menu = gtk_menu_new();
213 GList *children = gtk_container_get_children (GTK_CONTAINER (menu));
214 g_list_free (children);
216 gtk_menu_shell_append (GTK_MENU_SHELL (menu), gtk_separator_menu_item_new());
218 GtkWidget *submenu = ygtk_tree_view_create_show_columns_menu (view);
219 char *label = ygutils_mapKBAccel (_(
"&Show column"));
220 GtkWidget *item = gtk_menu_item_new_with_mnemonic (label);
222 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
223 gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), submenu);
227 void ygtk_tree_view_append_column (
YGtkTreeView *view, GtkTreeViewColumn *column)
230 if (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL) {
231 gtk_widget_set_direction (GTK_WIDGET (view), GTK_TEXT_DIR_LTR);
233 GList *renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column)), *i;
234 for (i = renderers; i; i = i->next) {
235 GtkCellRenderer *renderer = (GtkCellRenderer *) i->data;
236 if (GTK_IS_CELL_RENDERER_TEXT (renderer)) {
237 PangoAlignment alignment;
238 g_object_get (G_OBJECT (renderer),
"alignment", &alignment, NULL);
239 if (alignment == PANGO_ALIGN_LEFT)
240 alignment = PANGO_ALIGN_RIGHT;
241 else if (alignment == PANGO_ALIGN_RIGHT)
242 alignment = PANGO_ALIGN_LEFT;
243 g_object_set (G_OBJECT (renderer),
"alignment", alignment, NULL);
246 g_object_get (G_OBJECT (renderer),
"xalign", &xalign, NULL);
247 xalign = 1.0 - xalign;
248 g_object_set (G_OBJECT (renderer),
"xalign", xalign, NULL);
250 PangoEllipsizeMode ellipsize;
251 g_object_get (G_OBJECT (renderer),
"ellipsize", &ellipsize, NULL);
252 if (ellipsize == PANGO_ELLIPSIZE_END)
253 ellipsize = PANGO_ELLIPSIZE_START;
254 else if (ellipsize == PANGO_ELLIPSIZE_START)
255 ellipsize = PANGO_ELLIPSIZE_END;
256 g_object_set (G_OBJECT (renderer),
"ellipsize", ellipsize, NULL);
259 g_list_free (renderers);
262 gtk_tree_view_insert_column (GTK_TREE_VIEW (view), column, pos);
265 GtkTreeViewColumn *ygtk_tree_view_get_column (
YGtkTreeView *view, gint nb)
267 GtkTreeViewColumn *column;
268 if (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL) {
269 GList *columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (view));
270 nb = g_list_length (columns) - nb - 1;
271 column = g_list_nth_data (columns, nb);
272 g_list_free (columns);
275 column = gtk_tree_view_get_column (GTK_TREE_VIEW (view), nb);
280 void ygtk_tree_view_set_empty_text (
YGtkTreeView *view,
const gchar *empty_text)
282 if (view->empty_text)
283 g_free (view->empty_text);
284 view->empty_text = empty_text ? g_strdup (empty_text) : NULL;
287 GtkWidget *ygtk_tree_view_new (
const gchar *empty_text)
290 view->empty_text = empty_text ? g_strdup (empty_text) : NULL;
291 return GTK_WIDGET (view);
296 GtkWidgetClass *gtkwidget_class = GTK_WIDGET_CLASS (klass);
297 gtkwidget_class->button_press_event = ygtk_tree_view_button_press_event;
298 gtkwidget_class->popup_menu = _ygtk_tree_view_popup_menu;
299 gtkwidget_class->draw = _ygtk_tree_view_draw;
301 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
302 gobject_class->finalize = ygtk_tree_view_finalize;
304 right_click_signal = g_signal_new (
"right-click",
305 G_OBJECT_CLASS_TYPE (klass), G_SIGNAL_RUN_LAST,
307 NULL, NULL, g_cclosure_marshal_VOID__BOOLEAN, G_TYPE_NONE, 1, G_TYPE_BOOLEAN);