148 lines
4.3 KiB
C
148 lines
4.3 KiB
C
#include <gtk/gtk.h>
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS
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static gboolean
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clicked_icon (GtkTreeView *tv,
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int x,
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int y,
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GtkTreePath **path)
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{
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GtkTreeViewColumn *col;
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int cell_x, cell_y;
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int cell_pos, cell_width;
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GList *cells, *l;
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int depth;
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int level_indentation;
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int expander_size;
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int indent;
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if (gtk_tree_view_get_path_at_pos (tv, x, y, path, &col, &cell_x, &cell_y))
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{
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cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (col));
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#if 1
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/* ugly workaround to fix the problem:
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* manually calculate the indent for the row
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*/
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depth = gtk_tree_path_get_depth (*path);
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level_indentation = gtk_tree_view_get_level_indentation (tv);
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expander_size = 16; /* Hardcoded in gtktreeview.c */
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expander_size += 4;
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indent = (depth - 1) * level_indentation + depth * expander_size;
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#else
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indent = 0;
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#endif
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for (l = cells; l; l = l->next)
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{
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gtk_tree_view_column_cell_get_position (col, l->data, &cell_pos, &cell_width);
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if (cell_pos + indent <= cell_x && cell_x <= cell_pos + indent + cell_width)
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{
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g_print ("clicked in %s\n", g_type_name_from_instance (l->data));
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if (GTK_IS_CELL_RENDERER_PIXBUF (l->data))
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{
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g_list_free (cells);
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return TRUE;
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}
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}
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}
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g_list_free (cells);
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}
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return FALSE;
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}
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static void
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release_event (GtkGestureClick *gesture,
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guint n_press,
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double x,
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double y,
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GtkTreeView *tv)
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{
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GtkTreePath *path;
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int tx, ty;
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gtk_tree_view_convert_widget_to_tree_coords (tv, x, y, &tx, &ty);
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if (clicked_icon (tv, tx, ty, &path))
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{
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GtkTreeModel *model;
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GtkTreeIter iter;
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char *text;
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model = gtk_tree_view_get_model (tv);
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gtk_tree_model_get_iter (model, &iter, path);
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gtk_tree_model_get (model, &iter, 0, &text, -1);
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g_print ("text was: %s\n", text);
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g_free (text);
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gtk_tree_path_free (path);
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}
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}
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int main (int argc, char *argv[])
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{
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GtkWidget *window;
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GtkWidget *sw;
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GtkWidget *tv;
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GtkTreeViewColumn *col;
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GtkCellRenderer *cell;
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GtkTreeStore *store;
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GtkTreeIter iter;
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GtkGesture *gesture;
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gtk_init ();
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window = gtk_window_new ();
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sw = gtk_scrolled_window_new ();
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gtk_window_set_child (GTK_WINDOW (window), sw);
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tv = gtk_tree_view_new ();
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gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), tv);
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col = gtk_tree_view_column_new ();
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cell = gtk_cell_renderer_text_new ();
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gtk_tree_view_column_pack_start (col, cell, TRUE);
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gtk_tree_view_column_add_attribute (col, cell, "text", 0);
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cell = gtk_cell_renderer_toggle_new ();
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gtk_tree_view_column_pack_start (col, cell, FALSE);
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gtk_tree_view_column_add_attribute (col, cell, "active", 1);
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cell = gtk_cell_renderer_text_new ();
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gtk_tree_view_column_pack_start (col, cell, TRUE);
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gtk_tree_view_column_add_attribute (col, cell, "text", 0);
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cell = gtk_cell_renderer_pixbuf_new ();
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gtk_tree_view_column_pack_start (col, cell, FALSE);
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gtk_tree_view_column_add_attribute (col, cell, "icon-name", 2);
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cell = gtk_cell_renderer_toggle_new ();
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gtk_tree_view_column_pack_start (col, cell, FALSE);
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gtk_tree_view_column_add_attribute (col, cell, "active", 1);
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gtk_tree_view_append_column (GTK_TREE_VIEW (tv), col);
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store = gtk_tree_store_new (3, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_STRING);
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gtk_tree_store_insert_with_values (store, NULL, NULL, 0, 0, "One row", 1, FALSE, 2, "document-open", -1);
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gtk_tree_store_insert_with_values (store, &iter, NULL, 1, 0, "Two row", 1, FALSE, 2, "dialog-warning", -1);
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gtk_tree_store_insert_with_values (store, NULL, &iter, 0, 0, "Three row", 1, FALSE, 2, "dialog-error", -1);
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gtk_tree_view_set_model (GTK_TREE_VIEW (tv), GTK_TREE_MODEL (store));
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gesture = gtk_gesture_click_new ();
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gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
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GTK_PHASE_CAPTURE);
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g_signal_connect (gesture, "released",
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G_CALLBACK (release_event), tv);
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gtk_widget_add_controller (tv, GTK_EVENT_CONTROLLER (gesture));
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gtk_window_present (GTK_WINDOW (window));
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while (TRUE)
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g_main_context_iteration (NULL, TRUE);
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return 0;
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}
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