astrognome/src/ag-window.c

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#include <string.h>
#include <glib/gi18n.h>
#include <libgd/gd.h>
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#include <libxml/parser.h>
#include <libxml/tree.h>
#include <swe-glib.h>
#include "ag-app.h"
#include "ag-window.h"
#include "ag-chart.h"
struct _AgWindowPrivate {
GtkWidget *grid;
GtkWidget *header_bar;
GtkWidget *stack;
GtkWidget *stack_switcher;
GtkWidget *name;
GtkWidget *north_lat;
GtkWidget *south_lat;
GtkWidget *latitude;
GtkWidget *east_long;
GtkWidget *west_long;
GtkWidget *longitude;
GtkWidget *year;
GtkWidget *month;
GtkWidget *day;
GtkWidget *hour;
GtkWidget *minute;
GtkWidget *second;
GtkBuilder *builder;
GtkWidget *tab_chart;
GtkWidget *tab_aspects;
GtkWidget *tab_points;
GtkWidget *tab_edit;
GtkWidget *current_tab;
GsweTimestamp *timestamp;
AgChart *chart;
gchar *uri;
};
G_DEFINE_TYPE(AgWindow, ag_window, GTK_TYPE_APPLICATION_WINDOW);
#define GET_PRIVATE(instance) (G_TYPE_INSTANCE_GET_PRIVATE((instance), AG_TYPE_WINDOW, AgWindowPrivate))
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static void recalculate_chart(AgWindow *window);
static void
gear_menu_cb(GSimpleAction *action, GVariant *parameter, gpointer user_data)
{
GVariant *state;
state = g_action_get_state(G_ACTION(action));
g_action_change_state(G_ACTION(action), g_variant_new_boolean(!g_variant_get_boolean(state)));
g_variant_unref(state);
}
static void
close_cb(GSimpleAction *action, GVariant *parameter, gpointer user_data)
{
AgWindow *window = user_data;
// TODO: Save unsaved changes!
gtk_widget_destroy(GTK_WIDGET(window));
}
static void
ag_window_save_as(AgWindow *window, GError **err)
{
}
static void
save_cb(GSimpleAction *action, GVariant *parameter, gpointer user_data)
{
AgWindow *window = AG_WINDOW(user_data);
GError *err = NULL;
gchar *uri;
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recalculate_chart(window);
uri = ag_window_get_uri(window);
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if (uri != NULL) {
GFile *file = g_file_new_for_uri(uri);
g_free(uri);
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ag_chart_save_to_file(window->priv->chart, file, &err);
} else {
ag_window_save_as(window, &err);
}
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// TODO: Check err!
}
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static void
save_as_cb(GSimpleAction *action, GVariant *parameter, gpointer user_data)
{
AgWindow *window = AG_WINDOW(user_data);
GError *err = NULL;
recalculate_chart(window);
ag_window_save_as(window, &err);
// TODO: Check err!
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}
void
ag_window_redraw_chart(AgWindow *window)
{
}
void
ag_window_update_from_chart(AgWindow *window)
{
GsweTimestamp *timestamp;
GsweCoordinates *coordinates;
timestamp = gswe_moment_get_timestamp(GSWE_MOMENT(window->priv->chart));
coordinates = gswe_moment_get_coordinates(GSWE_MOMENT(window->priv->chart));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->year), gswe_timestamp_get_gregorian_year(timestamp, NULL));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->month), gswe_timestamp_get_gregorian_month(timestamp, NULL));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->day), gswe_timestamp_get_gregorian_day(timestamp, NULL));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->hour), gswe_timestamp_get_gregorian_hour(timestamp, NULL));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->minute), gswe_timestamp_get_gregorian_minute(timestamp, NULL));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->second), gswe_timestamp_get_gregorian_second(timestamp, NULL));
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->longitude), coordinates->longitude);
gtk_spin_button_set_value(GTK_SPIN_BUTTON(window->priv->latitude), coordinates->latitude);
gtk_entry_set_text(GTK_ENTRY(window->priv->name), ag_chart_get_name(window->priv->chart));
g_free(coordinates);
ag_window_redraw_chart(window);
}
static void
chart_changed(AgChart *chart, AgWindow *window)
{
ag_window_redraw_chart(window);
}
static void
recalculate_chart(AgWindow *window)
{
AgWindowPrivate *priv = window->priv;
gint year = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(priv->year)),
month = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(priv->month)),
day = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(priv->day)),
hour = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(priv->hour)),
minute = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(priv->minute)),
second = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(priv->second));
gdouble longitude = gtk_spin_button_get_value(GTK_SPIN_BUTTON(priv->longitude)),
latitude = gtk_spin_button_get_value(GTK_SPIN_BUTTON(priv->latitude));
gdouble south = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(priv->south_lat)),
west = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(priv->west_long));
if (south) {
latitude = 0 - latitude;
}
if (west) {
longitude = 0 - longitude;
}
// TODO: Set timezone according to the city selected!
if (priv->timestamp == NULL) {
priv->timestamp = gswe_timestamp_new_from_gregorian_full(year, month, day, hour, minute, second, 0, 1.0);
} else {
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gswe_timestamp_set_gregorian_full(priv->timestamp, year, month, day, hour, minute, second, 0, 1.0, NULL);
}
if (priv->chart == NULL) {
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// TODO: make house system configurable
priv->chart = ag_chart_new_full(priv->timestamp, longitude, latitude, 380.0, GSWE_HOUSE_SYSTEM_PLACIDUS);
ag_chart_set_name(priv->chart, gtk_entry_get_text(GTK_ENTRY(priv->name)));
g_signal_connect(priv->chart, "changed", G_CALLBACK(chart_changed), window);
ag_window_update_from_chart(window);
} else {
gswe_moment_set_timestamp(GSWE_MOMENT(priv->chart), priv->timestamp);
}
}
static void
tab_changed_cb(GdStack *stack, GParamSpec *pspec, AgWindow *window)
{
const gchar *active_tab_name = gd_stack_get_visible_child_name(stack);
g_debug("Active tab changed: %s", active_tab_name);
if (active_tab_name == NULL) {
return;
}
// Note that priv->current_tab is actually the previously selected tab, not the real active one!
if (window->priv->current_tab == window->priv->tab_edit) {
g_debug("Recalculating chart data");
recalculate_chart(window);
}
window->priv->current_tab = gd_stack_get_visible_child(stack);
}
static GActionEntry win_entries[] = {
{ "close", close_cb, NULL, NULL, NULL },
{ "save", save_cb, NULL, NULL, NULL },
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{ "save-as", save_as_cb, NULL, NULL, NULL },
{ "gear-menu", gear_menu_cb, NULL, "false", NULL },
};
static void
ag_window_init(AgWindow *window)
{
AgWindowPrivate *priv;
GtkAccelGroup *accel_group;
GError *err = NULL;
window->priv = priv = GET_PRIVATE(window);
priv->timestamp = NULL;
priv->chart = NULL;
priv->uri = NULL;
gtk_window_set_hide_titlebar_when_maximized(GTK_WINDOW(window), TRUE);
priv->builder = gtk_builder_new();
if (!gtk_builder_add_from_resource(priv->builder, "/eu/polonkai/gergely/astrognome/astrognome.ui", &err)) {
g_error("Cannot add resource to builder: '%s'", (err) ? err->message : "unknown error");
g_clear_error(&err);
}
priv->grid = gtk_grid_new();
gtk_widget_show(priv->grid);
gtk_container_add(GTK_CONTAINER(window), priv->grid);
g_action_map_add_action_entries(G_ACTION_MAP(window), win_entries, G_N_ELEMENTS(win_entries), window);
accel_group = gtk_accel_group_new();
gtk_window_add_accel_group(GTK_WINDOW(window), accel_group);
}
static void
ag_window_class_init(AgWindowClass *klass)
{
g_type_class_add_private(klass, sizeof(AgWindowPrivate));
}
static GtkWidget *
notebook_edit(AgWindow *window)
{
GtkWidget *grid;
GtkWidget *label;
AgWindowPrivate *priv = window->priv;
grid = gtk_grid_new();
label = gtk_label_new(_("Name"));
gtk_grid_attach(GTK_GRID(grid), label, 0, 0, 1, 1);
priv->name = gtk_entry_new();
gtk_grid_attach(GTK_GRID(grid), priv->name, 1, 0, 6, 1);
label = gtk_label_new(_("Country"));
gtk_grid_attach(GTK_GRID(grid), label, 0, 1, 1, 1);
label = gtk_label_new(_("City"));
gtk_grid_attach(GTK_GRID(grid), label, 0, 2, 1, 1);
label = gtk_label_new(_("Latitude"));
gtk_grid_attach(GTK_GRID(grid), label, 0, 3, 2, 1);
priv->north_lat = gtk_radio_button_new_with_label(NULL, _("North"));
gtk_grid_attach(GTK_GRID(grid), priv->north_lat, 0, 4, 1, 1);
priv->south_lat = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(priv->north_lat), _("South"));
gtk_grid_attach(GTK_GRID(grid), priv->south_lat, 1, 4, 1, 1);
priv->latitude = gtk_spin_button_new_with_range(0.0, 90.0, 0.1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->latitude), 6);
gtk_grid_attach(GTK_GRID(grid), priv->latitude, 0, 5, 2, 1);
label = gtk_label_new(_("Longitude"));
gtk_grid_attach(GTK_GRID(grid), label, 2, 3, 2, 1);
priv->east_long = gtk_radio_button_new_with_label(NULL, _("East"));
gtk_grid_attach(GTK_GRID(grid), priv->east_long, 2, 4, 1, 1);
priv->west_long = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(priv->east_long), _("West"));
gtk_grid_attach(GTK_GRID(grid), priv->west_long, 3, 4, 1, 1);
priv->longitude = gtk_spin_button_new_with_range(0.0, 180.0, 0.1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->longitude), 6);
gtk_grid_attach(GTK_GRID(grid), priv->longitude, 2, 5, 2, 1);
label = gtk_label_new(_("Year"));
gtk_grid_attach(GTK_GRID(grid), label, 4, 1, 1, 1);
priv->year = gtk_spin_button_new_with_range(G_MININT, G_MAXINT, 1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->year), 0);
gtk_spin_button_set_value(GTK_SPIN_BUTTON(priv->year), 0);
gtk_grid_attach(GTK_GRID(grid), priv->year, 4, 2, 1, 1);
label = gtk_label_new(_("Month"));
gtk_grid_attach(GTK_GRID(grid), label, 5, 1, 1, 1);
priv->month = gtk_spin_button_new_with_range(1, 12, 1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->month), 0);
gtk_grid_attach(GTK_GRID(grid), priv->month, 5, 2, 1, 1);
label = gtk_label_new(_("Day"));
gtk_grid_attach(GTK_GRID(grid), label, 6, 1, 1, 1);
priv->day = gtk_spin_button_new_with_range(1, 31, 1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->day), 0);
gtk_grid_attach(GTK_GRID(grid), priv->day, 6, 2, 1, 1);
label = gtk_label_new(_("Hour"));
gtk_grid_attach(GTK_GRID(grid), label, 4, 3, 1, 1);
priv->hour = gtk_spin_button_new_with_range(0, 23, 1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->hour), 0);
gtk_grid_attach(GTK_GRID(grid), priv->hour, 4, 4, 1, 1);
label = gtk_label_new(_("Minute"));
gtk_grid_attach(GTK_GRID(grid), label, 5, 3, 1, 1);
priv->minute = gtk_spin_button_new_with_range(0, 59, 1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->minute), 0);
gtk_grid_attach(GTK_GRID(grid), priv->minute, 5, 4, 1, 1);
label = gtk_label_new(_("Second"));
gtk_grid_attach(GTK_GRID(grid), label, 6, 3, 1, 1);
priv->second = gtk_spin_button_new_with_range(0, 61, 1);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(priv->second), 0);
gtk_grid_attach(GTK_GRID(grid), priv->second, 6, 4, 1, 1);
gtk_widget_show_all(grid);
return grid;
}
static void
window_populate(AgWindow *window)
{
AgWindowPrivate *priv = window->priv;
GtkWidget *menu_button;
GObject *menu;
priv->header_bar = gd_header_bar_new();
menu_button = gd_header_menu_button_new();
gd_header_button_set_symbolic_icon_name(GD_HEADER_BUTTON(menu_button), "emblem-system-symbolic");
gtk_actionable_set_action_name(GTK_ACTIONABLE(menu_button), "win.gear-menu");
gd_header_bar_pack_end(GD_HEADER_BAR(priv->header_bar), menu_button);
gtk_grid_attach(GTK_GRID(priv->grid), priv->header_bar, 0, 0, 1, 1);
menu = gtk_builder_get_object(priv->builder, "window-menu");
gtk_menu_button_set_menu_model(GTK_MENU_BUTTON(menu_button), G_MENU_MODEL(menu));
priv->stack = gd_stack_new();
gtk_grid_attach(GTK_GRID(priv->grid), priv->stack, 0, 1, 1, 1);
g_signal_connect(priv->stack, "notify::visible-child", G_CALLBACK(tab_changed_cb), window);
priv->stack_switcher = gd_stack_switcher_new();
gd_stack_switcher_set_stack(GD_STACK_SWITCHER(priv->stack_switcher), GD_STACK(priv->stack));
priv->tab_edit = notebook_edit(window);
gd_stack_add_titled(GD_STACK(priv->stack), priv->tab_edit, "edit", _("Edit"));
priv->tab_chart = gtk_label_new("PLACEHOLDER FOR THE CHART WEBKIT");
gd_stack_add_titled(GD_STACK(priv->stack), priv->tab_chart, "chart", _("Chart"));
priv->tab_aspects = gtk_label_new("PLACEHOLDER FOR THE ASPECTS TABLE");
gd_stack_add_titled(GD_STACK(priv->stack), priv->tab_aspects, "aspects", _("Aspects"));
priv->tab_points = gtk_label_new("PLACEHOLDER FOR THE POINTS TABLES");
gd_stack_add_titled(GD_STACK(priv->stack), priv->tab_points, "points", _("Points"));
/* TODO: change to the Chart tab if we are opening an existing chart! */
gd_stack_set_visible_child_name(GD_STACK(priv->stack), "edit");
priv->current_tab = priv->tab_edit;
gd_header_bar_set_custom_title(GD_HEADER_BAR(priv->header_bar), priv->stack_switcher);
gtk_widget_show_all(priv->grid);
}
GtkWidget *
ag_window_new(AgApp *app)
{
AgWindow *window;
window = g_object_new(AG_TYPE_WINDOW, NULL);
gtk_window_set_application(GTK_WINDOW(window), GTK_APPLICATION(app));
window_populate(window);
gtk_window_set_icon_name(GTK_WINDOW(window), "astrognome");
return GTK_WIDGET(window);
}
void
ag_window_set_chart(AgWindow *window, AgChart *chart)
{
if (window->priv->chart != NULL) {
g_signal_handlers_disconnect_by_func(window->priv->chart, chart_changed, window);
g_object_unref(window->priv->chart);
}
window->priv->chart = chart;
g_signal_connect(window->priv->chart, "changed", G_CALLBACK(chart_changed), window);
g_object_ref(chart);
}
AgChart *
ag_window_get_chart(AgWindow *window)
{
return window->priv->chart;
}
void
ag_window_set_uri(AgWindow *window, const gchar *uri)
{
if (window->priv->uri != NULL) {
g_free(window->priv->uri);
}
window->priv->uri = g_strdup(uri);
}
gchar *
ag_window_get_uri(AgWindow *window)
{
return g_strdup(window->priv->uri);
}