Implemented open file dialog

gdsparse.c

@@ -1,3 +1,22 @@
+/*
+ * 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 as published by
+ * the Free Software Foundation, either version 2 of the License.
+ *
+ * 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 /*
  * What's missing? - A lot:
  * Support for Boxes
@@ -312,11 +331,9 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 	struct gds_cell *current_cell = NULL;
 	struct gds_graphics *current_graphics = NULL;
 	struct gds_cell_instance *current_s_reference = NULL;
+	int x, y;
 	////////////
 	GList *lib_list;
-	GList *lib_ptr;
-	GList *cell_ptr;
-	GList *cell_ref_ptr;
 
 	lib_list = *library_list;
 
@@ -329,8 +346,6 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 
 	/* Record parser */
 	while (run == 1) {
-		switch (state) {
-		case PARSING_LENGTH:
 		rec_type = INVALID;
 		read = fread(workbuff, sizeof(char), 2, gds_file);
 		if (read != 2 && (current_cell != NULL ||
@@ -363,9 +378,7 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 			break;
 		}
 		rec_data_length -= 4;
-			state = PARSING_TYPE;
+
-			break;
-		case PARSING_TYPE:
 		read = fread(workbuff, sizeof(char), 2, gds_file);
 		if (read != 2) {
 			run = -2;
@@ -507,11 +520,12 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 		default:
 			//GDS_WARN("Record: %04x, len: %u", (unsigned int)rec_type, (unsigned int)rec_data_length);
 			break;
-			}
+		} /* switch(rec_type) */
-			break;
 
 
-		case PARSING_DAT:
+		/* No Data -> No Processing, go back to top */
+		if (!rec_data_length) continue;
+
 		read = fread(workbuff, sizeof(char), rec_data_length, gds_file);
 		state = PARSING_LENGTH;
 
@@ -520,8 +534,6 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 			run = -5;
 			break;
 		}
-			/* No Data -> No Processing */
-			if (!read) break;
 
 		switch (rec_type) {
 		case LIBNAME:
@@ -535,12 +547,15 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 				/* Get origin of reference */
 				current_s_reference->origin.x = gds_convert_signed_int(workbuff);
 				current_s_reference->origin.y = gds_convert_signed_int(&workbuff[4]);
+				printf("\t\tSet origin to: %d/%d\n", current_s_reference->origin.x,
+				       current_s_reference->origin.y);
 			} else if (current_graphics) {
 				for (i = 0; i < read/8; i++) {
-						// printf("coords: %d/%d", gds_convert_signed_int(&workbuff[i*8]), gds_convert_signed_int(&workbuff[i*8+4]));
+					x = gds_convert_signed_int(&workbuff[i*8]);
-						current_graphics->vertices = append_vertex(current_graphics->vertices,
+					y = gds_convert_signed_int(&workbuff[i*8]);
-											   gds_convert_signed_int(&workbuff[i*8]),
+					current_graphics->vertices =
-								gds_convert_signed_int(&workbuff[i*8]));
+							append_vertex(current_graphics->vertices, x, y);
+					printf("\t\tSet coordinate: %d/%d\n", x, y);
 
 				}
 			}
@@ -594,10 +609,8 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 			break;
 
 		}
-			break; /* PARSING_DAT */
 
-		}
+	} /* while(run == 1) */
-	}
 
 	fclose(gds_file);
 

glade/main.glade

@@ -2,7 +2,7 @@
 <!-- Generated with glade 3.22.1 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
-  <object class="GtkWindow">
+  <object class="GtkWindow" id="main-window">
     <property name="visible">True</property>
     <property name="can_focus">False</property>
     <signal name="delete-event" handler="on_window_close" swapped="no"/>

main.c

@@ -3,13 +3,14 @@
 #include <gtk/gtk.h>
 
 enum cell_store_columns {
-LIBRARY,
+	LIBRARY,
-CELL,
+	CELL,
-STORE_COLUMN
+	STORE_COLUMN
 };
 
 
 struct open_button_data {
+		GtkWindow *main_window;
 		GList **list_ptr;
 		GtkTreeStore *cell_store;
 };
@@ -36,11 +37,46 @@ void on_load_gds(gpointer button, gpointer user)
 	struct gds_cell *gds_c;
 	struct open_button_data *ptr = (struct open_button_data *)user;
 	GtkTreeStore *store = ptr->cell_store;
+	GtkWidget *open_dialog;
+	GtkFileChooser *file_chooser;
+	GtkFileFilter *filter;
+	GtkStyleContext *button_style;
+	gint dialog_result;
+	int gds_result;
+	char *filename;
 
+	open_dialog = gtk_file_chooser_dialog_new("Open GDSII File", ptr->main_window, GTK_FILE_CHOOSER_ACTION_OPEN,
+						  "Cancel", GTK_RESPONSE_CANCEL, "Open GDSII", GTK_RESPONSE_ACCEPT, NULL);
+	file_chooser = GTK_FILE_CHOOSER(open_dialog);
+	/* Add GDS II Filter */
+	filter = gtk_file_filter_new();
+	gtk_file_filter_add_pattern(filter, "*.gds");
+	gtk_file_filter_set_name(filter, "GDSII-Files");
+	gtk_file_chooser_add_filter(file_chooser, filter);
+
+	dialog_result = gtk_dialog_run(GTK_DIALOG(open_dialog));
+
+	if (dialog_result == GTK_RESPONSE_ACCEPT) {
+
+		/* Get File name */
+		filename = gtk_file_chooser_get_filename(file_chooser);
+
+		/* Clear Display */
 		gtk_tree_store_clear(store);
-
+		/* Delete parsed GDS data */
 		clear_lib_list(ptr->list_ptr);
-	parse_gds_from_file("/home/mari/Desktop/test.gds", ptr->list_ptr);
+
+		/* Parse new GDSII file */
+		gds_result = parse_gds_from_file(filename, ptr->list_ptr);
+
+		/* Delete file name afterwards */
+		g_free(filename);
+		if (gds_result)
+			goto end_destroy;
+
+		/* remove suggested action from Open button */
+		button_style = gtk_widget_get_style_context(GTK_WIDGET(button));
+		gtk_style_context_remove_class(button_style, "suggested-action");
 
 		for (lib = *(ptr->list_ptr); lib != NULL; lib = lib->next) {
 			gds_lib = (struct gds_library *)lib->data;
@@ -53,7 +89,10 @@ void on_load_gds(gpointer button, gpointer user)
 				gtk_tree_store_set (store, &celliter, CELL, gds_c->name, -1);
 			}
 		}
+	}
 
+end_destroy:
+	gtk_widget_destroy(open_dialog);
 }
 
 void on_convert_clicked(gpointer button, gpointer user)
@@ -66,7 +105,6 @@ static GtkTreeStore * setup_cell_selector(GtkTreeView* view)
 	GtkTreeStore *cell_store;
 
 	GtkCellRenderer *render;
-	GtkCellRenderer *render2;
 	GtkTreeViewColumn *column;
 
 	cell_store = gtk_tree_store_new(STORE_COLUMN, G_TYPE_STRING, G_TYPE_STRING);
@@ -75,7 +113,7 @@ static GtkTreeStore * setup_cell_selector(GtkTreeView* view)
 	render = gtk_cell_renderer_text_new();
 	column = gtk_tree_view_column_new_with_attributes("Library", render, "text", LIBRARY, NULL);
 	gtk_tree_view_append_column(view, column);
-	//g_object_unref(column);
+
 	column = gtk_tree_view_column_new_with_attributes("Cell", render, "text", CELL, NULL);
 	gtk_tree_view_append_column(view, column);
 
@@ -103,6 +141,7 @@ int main(int argc, char **argv)
 
 	open_data.cell_store = cell_store;
 	open_data.list_ptr = &gds_libs;
+	open_data.main_window = GTK_WINDOW(gtk_builder_get_object(main_builder, "main-window"));
 	g_signal_connect(GTK_WIDGET(gtk_builder_get_object(main_builder, "button-load-gds")),
 			 "clicked", G_CALLBACK(on_load_gds), (gpointer)&open_data);