gds-render/tree-renderer/tree-store.c

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2018-07-25 16:44:04 +02:00
/*
* GDSII-Converter
* Copyright (C) 2018 Mario Hüttel <mario.huettel@gmx.net>
*
* This file is part of GDSII-Converter.
*
* GDSII-Converter is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* GDSII-Converter 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 GDSII-Converter. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file tree-store.h
* @brief Tree store implementation
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
/**
* @addtogroup MainApplication
* @{
*/
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#include "tree-store.h"
#include "lib-cell-renderer.h"
#include "../gds-parser/gds-types.h"
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/**
* @brief this function olny allows cells to be selected
* @param selection
* @param model
* @param path
* @param path_currently_selected
* @param data
* @return TRUE if element is selectable, FALSE if not
*/
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static gboolean tree_sel_func(GtkTreeSelection *selection,
GtkTreeModel *model,
GtkTreePath *path,
gboolean path_currently_selected,
gpointer data)
{
GtkTreeIter iter;
struct gds_cell *cell;
gtk_tree_model_get_iter(model, &iter, path);
gtk_tree_model_get(model, &iter, CELL_SEL_CELL, &cell, -1);
/* Allow only rows with valid cell to be selected */
if (cell)
return TRUE;
else
return FALSE;
}
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/**
* @brief Setup a GtkTreeView with the necessary columns
* @param view Tree view to set up
* @return TreeStore for storing data inside the GtkTreeView
*/
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GtkTreeStore *setup_cell_selector(GtkTreeView* view)
{
GtkTreeStore *cell_store;
GtkCellRenderer *render_dates;
GtkCellRenderer *render_cell;
GtkCellRenderer *render_lib;
GtkTreeViewColumn *column;
GdkRGBA cell_text_color;
GValue val = G_VALUE_INIT;
cell_store = gtk_tree_store_new(CELL_SEL_COLUMN_COUNT, G_TYPE_POINTER, G_TYPE_POINTER, G_TYPE_STRING, G_TYPE_STRING);
gtk_tree_view_set_model(view, GTK_TREE_MODEL(cell_store));
render_dates = gtk_cell_renderer_text_new();
render_cell = lib_cell_renderer_new();
render_lib = lib_cell_renderer_new();
/* Set foreground color for cell column */
cell_text_color.alpha = 1;
cell_text_color.red = (double)61.0/(double)255.0;
cell_text_color.green = (double)152.0/(double)255.0;
cell_text_color.blue = 0.0;
g_value_init(&val, G_TYPE_BOOLEAN);
g_value_set_boolean(&val, TRUE);
g_object_set_property(G_OBJECT(render_cell), "foreground-set", &val);
g_value_unset(&val);
g_value_init(&val, GDK_TYPE_RGBA);
g_value_set_boxed(&val, &cell_text_color);
g_object_set_property(G_OBJECT(render_cell), "foreground-rgba", &val);
g_value_unset(&val);
column = gtk_tree_view_column_new_with_attributes("Library", render_lib, "gds-lib", CELL_SEL_LIBRARY, NULL);
gtk_tree_view_append_column(view, column);
/* Cell color: #3D9801 */
column = gtk_tree_view_column_new_with_attributes("Cell", render_cell, "gds-cell", CELL_SEL_CELL, NULL);
gtk_tree_view_append_column(view, column);
column = gtk_tree_view_column_new_with_attributes("Mod. Date", render_dates, "text", CELL_SEL_MODDATE, NULL);
gtk_tree_view_append_column(view, column);
column = gtk_tree_view_column_new_with_attributes("Acc. Date", render_dates, "text", CELL_SEL_ACCESSDATE, NULL);
gtk_tree_view_append_column(view, column);
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/* Callback for selection
* This prevents selecting a library */
gtk_tree_selection_set_select_function(gtk_tree_view_get_selection(view), tree_sel_func, NULL, NULL);
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return cell_store;
}
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/** @} */