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got further along in the module gui
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Nikhil Samith Bysani committed Jan 13, 2009
1 parent 4ab864f commit eaa3a53
Showing 1 changed file with 38 additions and 34 deletions.
72 changes: 38 additions & 34 deletions src/modules/matrix-mult-module.c
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Expand Up @@ -13,7 +13,7 @@

#define FIRST_MATRIX_FILE_TITLE "Open first matrix file"
#define SECOND_MATRIX_FILE_TITLE "Open second matrix file"
#define PRODUCT_MATRIX_FILE_TITLE "Save product matrix"
#define RESULTANT_MATRIX_FILE_TITLE "Save resultant matrix"

#define FIRST_MATRIX 0
#define SECOND_MATRIX 1
Expand Down Expand Up @@ -52,7 +52,7 @@ typedef struct {

typedef struct {
GtkButton *multiply_button;
matrix *(matrices[3]);
matrix *(matrices[2]);
} file_chooser_data;


Expand Down Expand Up @@ -212,32 +212,46 @@ static matrix* convert_to_matrix(GIOChannel *fd) {
}

static void matrices_do_multiply(GtkButton *button, gpointer m) {
gtk_widget_set_sensitive(GTK_WIDGET(button),FALSE);
matrices[FIRST_MATRIX] = ((matrix**)m)[0];
matrices[SECOND_MATRIX] = ((matrix**)m)[1];
matrices[PRODUCT_MATRIX] = ((matrix**)m)[2];
GtkWidget *dialog = gtk_file_chooser_dialog_new (RESULTANT_MATRIX_FILE_TITLE,
NULL,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);

GIOChannel *fd = NULL;
GError *err = NULL;
if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
gchar *filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
fd = g_io_channel_new_file(filename,"w",&err);
}

if (fd && err == NULL) {
fprintf(stderr,"entered\n");
gtk_widget_set_sensitive(GTK_WIDGET(button),FALSE);
matrices[FIRST_MATRIX] = ((matrix**)m)[0];
matrices[SECOND_MATRIX] = ((matrix**)m)[1];
matrices[PRODUCT_MATRIX] = new_matrix(fd);
}
}

static void matrix_file_callback(GtkFileChooserButton *button, gpointer d) {
file_chooser_data *data = (file_chooser_data*)d;
file_chooser_data *data = d;
gchar *filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(button));
if (filename == NULL) return;

int matrix_number;
char *file_permissions;
char *file_permissions = "r";

GError *error = NULL;

if (!strcmp(FIRST_MATRIX_FILE_TITLE,gtk_file_chooser_button_get_title(button))) {
matrix_number = 0;
} else if (!strcmp(SECOND_MATRIX_FILE_TITLE,gtk_file_chooser_button_get_title(button))) {
matrix_number = 1;

} else {
matrix_number = 2;
}
matrix_number = 1;

file_permissions = (matrix_number == 2) ? "w" : "r";
}

GIOChannel *fd = g_io_channel_new_file(filename,file_permissions,&error);

Expand All @@ -246,14 +260,13 @@ static void matrix_file_callback(GtkFileChooserButton *button, gpointer d) {
free_matrix(data->matrices[matrix_number]);
}

data->matrices[matrix_number] = (matrix_number == 2) ? new_matrix(fd) : convert_to_matrix(fd);
data->matrices[matrix_number] = convert_to_matrix(fd);
}

/* Make sure the matrices are multiplicable. */
if ( data->matrices[0] &&
data->matrices[1] &&
data->matrices[2] &&
data->matrices[0]->height == data->matrices[1]->width) {
if (data->matrices[0] &&
data->matrices[1] &&
data->matrices[0]->height == data->matrices[1]->width) {

gtk_widget_set_sensitive(GTK_WIDGET(data->multiply_button),TRUE);
} else {
Expand All @@ -266,34 +279,25 @@ void GUI_init(GtkWidget **page, GtkWidget **page_label) {
*page = gtk_vbox_new(FALSE,0);
window = *page;
label = *page_label;
file_chooser_data data;
data.matrices[0] = NULL;
data.matrices[1] = NULL;
file_chooser_data *data = g_malloc0(sizeof(file_chooser_data));

data.multiply_button = GTK_BUTTON(gtk_button_new_with_label("Multiply Matrices"));
gtk_widget_set_sensitive(GTK_WIDGET(data.multiply_button),FALSE);
g_signal_connect(G_OBJECT(data.multiply_button),"clicked",G_CALLBACK(matrices_do_multiply),&(data.matrices));
data->multiply_button = GTK_BUTTON(gtk_button_new_with_label("Multiply Matrices"));
gtk_widget_set_sensitive(GTK_WIDGET(data->multiply_button),FALSE);
g_signal_connect(G_OBJECT(data->multiply_button),"clicked",G_CALLBACK(matrices_do_multiply),data->matrices);

GtkWidget *mone_label = gtk_label_new("First Matrix File:");
GtkWidget *matrix_one = gtk_file_chooser_button_new(FIRST_MATRIX_FILE_TITLE,GTK_FILE_CHOOSER_ACTION_OPEN);
g_signal_connect(G_OBJECT(matrix_one),"file-set",G_CALLBACK(matrix_file_callback),&data);
g_signal_connect(G_OBJECT(matrix_one),"file-set",G_CALLBACK(matrix_file_callback),data);

GtkWidget *mtwo_label = gtk_label_new("Second Matrix File:");
GtkWidget *matrix_two = gtk_file_chooser_button_new(SECOND_MATRIX_FILE_TITLE,GTK_FILE_CHOOSER_ACTION_OPEN);
g_signal_connect(G_OBJECT(matrix_two),"file-set",G_CALLBACK(matrix_file_callback),&data);

GtkWidget *mpro_label = gtk_label_new("Resultant Matrix File:");
GtkWidget *product_matrix = gtk_file_chooser_button_new(SECOND_MATRIX_FILE_TITLE,GTK_FILE_CHOOSER_ACTION_OPEN);
g_signal_connect(G_OBJECT(matrix_two),"file-set",G_CALLBACK(matrix_file_callback),&data);

g_signal_connect(G_OBJECT(matrix_two),"file-set",G_CALLBACK(matrix_file_callback),data);

gtk_box_pack_start(GTK_BOX(window),mone_label,TRUE,TRUE,0);
gtk_box_pack_start(GTK_BOX(window),matrix_one,TRUE,TRUE,0);
gtk_box_pack_start(GTK_BOX(window),mtwo_label,TRUE,TRUE,0);
gtk_box_pack_start(GTK_BOX(window),matrix_two,TRUE,TRUE,0);
gtk_box_pack_start(GTK_BOX(window),mpro_label,TRUE,TRUE,0);
gtk_box_pack_start(GTK_BOX(window),product_matrix,TRUE,TRUE,0);
gtk_box_pack_start(GTK_BOX(window),GTK_WIDGET(data.multiply_button),FALSE,FALSE,0);
gtk_box_pack_start(GTK_BOX(window),GTK_WIDGET(data->multiply_button),FALSE,FALSE,0);

/* The user can't interact with us until the module is running. */
}
Expand Down

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