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https://github.com/varun-r-mallya/sysprof.git
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Initial revision
This commit is contained in:
Søren Sandmann Pedersen
228
treeviewutils.c
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228
treeviewutils.c
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/* -*- mode: C; c-file-style: "linux" -*- */
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/* MemProf -- memory profiler and leak detector
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* Copyright 2002, Soeren Sandmann (sandmann@daimi.au.dk)
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* Copyright 2003, Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*====*/
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#include "treeviewutils.h"
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void
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column_set_sort_id (GtkTreeViewColumn *column,
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int column_id)
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{
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g_object_set_data (G_OBJECT (column),
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"mi-saved-sort-column", GINT_TO_POINTER (column_id));
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gtk_tree_view_column_set_sort_column_id (column, column_id);
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}
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void
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tree_view_unset_sort_ids (GtkTreeView *tree_view)
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{
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GList *columns = gtk_tree_view_get_columns (tree_view);
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GList *l;
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for (l = columns; l; l = l->next) {
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gtk_tree_view_column_set_sort_column_id (l->data, -1);
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}
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g_list_free (columns);
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}
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void
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tree_view_set_sort_ids (GtkTreeView *tree_view)
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{
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GList *columns = gtk_tree_view_get_columns (tree_view);
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GList *l;
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for (l = columns; l; l = l->next) {
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int column_id = GPOINTER_TO_INT (g_object_get_data (l->data, "mi-saved-sort-column"));
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gtk_tree_view_column_set_sort_column_id (l->data, column_id);
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}
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g_list_free (columns);
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}
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int
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list_iter_get_index (GtkTreeModel *model,
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GtkTreeIter *iter)
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{
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GtkTreePath *path = gtk_tree_model_get_path (model,iter);
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int result;
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g_assert (path);
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g_assert (gtk_tree_path_get_depth (path) == 1);
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result = gtk_tree_path_get_indices (path)[0];
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gtk_tree_path_free (path);
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return result;
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}
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GtkTreeViewColumn *
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add_plain_text_column (GtkTreeView *view, const gchar *title, gint model_column)
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{
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GtkCellRenderer *renderer;
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GtkTreeViewColumn *column;
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renderer = gtk_cell_renderer_text_new ();
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column = gtk_tree_view_column_new_with_attributes (title, renderer,
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"text", model_column,
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NULL);
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gtk_tree_view_column_set_resizable (column, TRUE);
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gtk_tree_view_append_column (view, column);
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column_set_sort_id (column, model_column);
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return column;
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}
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static void
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pointer_to_text (GtkTreeViewColumn *tree_column,
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GtkCellRenderer *cell, GtkTreeModel *tree_model,
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GtkTreeIter *iter, gpointer data)
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{
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gpointer p;
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gchar *text;
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int column = GPOINTER_TO_INT (data);
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gtk_tree_model_get (tree_model, iter, column, &p, -1);
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text = g_strdup_printf ("%p", p);
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g_object_set (cell, "text", text, NULL);
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g_free (text);
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}
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typedef struct {
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int column;
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char *format;
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} ColumnInfo;
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static void
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double_to_text (GtkTreeViewColumn *tree_column,
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GtkCellRenderer *cell, GtkTreeModel *tree_model,
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GtkTreeIter *iter, gpointer data)
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{
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gdouble d;
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gchar *text;
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ColumnInfo *info = data;
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gtk_tree_model_get (tree_model, iter, info->column, &d, -1);
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text = g_strdup_printf (info->format, d);
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g_object_set (cell, "text", text, NULL);
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g_free (text);
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}
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static void
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free_column_info (void *data)
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{
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ColumnInfo *info = data;
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g_free (info->format);
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g_free (info);
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}
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GtkTreeViewColumn *
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add_double_format_column (GtkTreeView *view, const gchar *title, gint model_column, const char *format)
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{
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GtkCellRenderer *renderer;
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GtkTreeViewColumn *column;
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ColumnInfo *column_info = g_new (ColumnInfo, 1);
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renderer = gtk_cell_renderer_text_new ();
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column = gtk_tree_view_column_new ();
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gtk_tree_view_column_set_title (column, title);
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gtk_tree_view_column_pack_start (column, renderer, TRUE);
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gtk_tree_view_column_set_resizable (column, TRUE);
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column_info->column = model_column;
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column_info->format = g_strdup (format);
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gtk_tree_view_column_set_cell_data_func (column, renderer,
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double_to_text, column_info, free_column_info);
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gtk_tree_view_append_column (view, column);
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column_set_sort_id (column, model_column);
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return column;
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}
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GtkTreeViewColumn *
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add_pointer_column (GtkTreeView *view, const gchar *title, gint model_column)
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{
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GtkCellRenderer *renderer;
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GtkTreeViewColumn *column;
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renderer = gtk_cell_renderer_text_new ();
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column = gtk_tree_view_column_new ();
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if (title)
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gtk_tree_view_column_set_title (column, title);
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gtk_tree_view_column_pack_start (column, renderer, TRUE);
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gtk_tree_view_column_set_resizable (column, TRUE);
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gtk_tree_view_column_set_cell_data_func (column, renderer,
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pointer_to_text, GINT_TO_POINTER (model_column), NULL);
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gtk_tree_view_append_column (view, column);
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column_set_sort_id (column, model_column);
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return column;
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}
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typedef struct
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{
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gboolean is_sorted;
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int sort_column;
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GtkSortType sort_type;
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} SortState;
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gpointer
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save_sort_state (GtkTreeView *view)
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{
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SortState *state = NULL;
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GtkTreeModel *model = gtk_tree_view_get_model (view);
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if (model && GTK_IS_TREE_SORTABLE (model)) {
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state = g_new (SortState, 1);
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state->is_sorted = gtk_tree_sortable_get_sort_column_id (
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GTK_TREE_SORTABLE (model),
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&(state->sort_column),
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&(state->sort_type));
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}
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return state;
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}
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void
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restore_sort_state (GtkTreeView *view, gpointer st)
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{
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SortState *state = st;
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GtkTreeModel *model;
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if (state) {
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model = gtk_tree_view_get_model (view);
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if (state->is_sorted && model && GTK_IS_TREE_SORTABLE (model)) {
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gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (model),
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state->sort_column,
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state->sort_type);
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}
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g_free (state);
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}
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gtk_tree_sortable_sort_column_changed (GTK_TREE_SORTABLE (model));
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}
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