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/*
* transmission-remote-gtk - A GTK RPC client to Transmission
* Copyright (C) 2011 Alan Fitton
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdlib.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include "protocol-constants.h"
#include "trg-files-model-common.h"
struct SubtreeForeachData {
gint column;
gint new_value;
GtkTreePath *path;
};
static void set_wanted_foreachfunc(GtkTreeModel * model,
GtkTreePath * path G_GNUC_UNUSED, GtkTreeIter * iter, gpointer data) {
struct SubtreeForeachData* args = (struct SubtreeForeachData*) data;
gtk_tree_store_set(GTK_TREE_STORE(model), iter, args->column,
args->new_value, -1);
trg_files_tree_model_setSubtree(model, path, iter, args->column,
args->new_value);
}
static void set_priority_foreachfunc(GtkTreeModel * model, GtkTreePath * path,
GtkTreeIter * iter, gpointer data) {
struct SubtreeForeachData* args = (struct SubtreeForeachData*) data;
GValue value = { 0 };
g_value_init(&value, G_TYPE_INT);
g_value_set_int(&value, args->new_value);
gtk_tree_store_set_value(GTK_TREE_STORE(model), iter, args->column, &value);
trg_files_tree_model_setSubtree(model, path, iter, args->column,
args->new_value);
}
void trg_files_model_set_wanted(GtkTreeView *tv, gint column,
gint new_value) {
struct SubtreeForeachData args;
GtkTreeSelection *selection = gtk_tree_view_get_selection(tv);
args.column = column;
args.new_value = new_value;
gtk_tree_selection_selected_foreach(selection, set_wanted_foreachfunc,
&args);
}
void trg_files_tree_model_set_priority(GtkTreeView *tv, gint column,
gint new_value) {
struct SubtreeForeachData args;
GtkTreeSelection *selection = gtk_tree_view_get_selection(tv);
args.column = column;
args.new_value = new_value;
gtk_tree_selection_selected_foreach(selection, set_priority_foreachfunc,
&args);
}
static gboolean setSubtreeForeach(GtkTreeModel * model, GtkTreePath * path,
GtkTreeIter * iter, gpointer gdata) {
struct SubtreeForeachData *data = gdata;
if (!gtk_tree_path_compare(path, data->path)
|| gtk_tree_path_is_descendant(path, data->path)) {
GValue value = { 0 };
g_value_init(&value, G_TYPE_INT);
g_value_set_int(&value, data->new_value);
gtk_tree_store_set_value(GTK_TREE_STORE(model), iter, data->column,
&value);
}
return FALSE; /* keep walking */
}
void trg_files_tree_model_propogateChangeUp(GtkTreeModel * model,
GtkTreeIter * iter, gint column, gint new_value) {
GtkTreeIter back_iter = *iter;
gint result = new_value;
while (1) {
GtkTreeIter tmp_iter;
gint n_children, i;
if (!gtk_tree_model_iter_parent(model, &tmp_iter, &back_iter))
break;
n_children = gtk_tree_model_iter_n_children(model, &tmp_iter);
for (i = 0; i < n_children; i++) {
GtkTreeIter child;
gint current_value;
if (!gtk_tree_model_iter_nth_child(model, &child, &tmp_iter, i))
continue;
gtk_tree_model_get(model, &child, column, ¤t_value, -1);
if (current_value != new_value) {
result = TR_PRI_MIXED;
break;
}
}
gtk_tree_store_set(GTK_TREE_STORE(model), &tmp_iter, column, result,
-1);
back_iter = tmp_iter;
}
}
void trg_files_tree_model_setSubtree(GtkTreeModel * model, GtkTreePath * path,
GtkTreeIter * iter, gint column, gint new_value) {
GtkTreeIter back_iter = *iter;
if (gtk_tree_model_iter_has_child(model, iter)) {
struct SubtreeForeachData tmp;
tmp.column = column;
tmp.new_value = new_value;
tmp.path = path;
gtk_tree_model_foreach(model, setSubtreeForeach, &tmp);
} else {
gtk_tree_store_set(GTK_TREE_STORE(model), &back_iter, column, new_value,
-1);
}
trg_files_tree_model_propogateChangeUp(model, iter, column, new_value);
}
struct UpdateParentsSizeForeachData {
gint size_column;
GtkTreeIter *descendent_iter;
};
static gboolean trg_files_model_update_parents_size_foreach(GtkTreeModel *model,
GtkTreePath *path, GtkTreeIter *iter, gpointer data) {
struct UpdateParentsSizeForeachData *args = (struct UpdateParentsSizeForeachData*)data;
GtkTreePath *descendentPath = gtk_tree_model_get_path(model,
args->descendent_iter);
if (gtk_tree_path_is_ancestor(path, descendentPath)
&& gtk_tree_model_get_iter(model, args->descendent_iter, descendentPath)) {
gint64 size, oldSize;
gtk_tree_model_get(model, args->descendent_iter, args->size_column, &size, -1);
gtk_tree_model_get(model, iter, args->size_column, &oldSize, -1);
gtk_tree_store_set(GTK_TREE_STORE(model), iter, args->size_column,
size + oldSize, -1);
}
gtk_tree_path_free(descendentPath);
return FALSE;
}
void trg_files_model_update_parents(GtkTreeModel *model, GtkTreeIter *iter, gint size_column) {
struct UpdateParentsSizeForeachData args;
args.descendent_iter = iter;
args.size_column = size_column;
gtk_tree_model_foreach(model,
trg_files_model_update_parents_size_foreach, &args);
}
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