calendar.h

LINUX 2.4下面使用GTK书写的一个系统控制面板

#ifndef CANLENDAR_H//如果没有定义过这个模块，那么就编译下面的代码，编译过那么就算了
#define CANLENDAR_H//如果是没有编译过，那么就定义一个没有定义过的CANLENDAR_H

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "mmlib.h"

#define CNDR_DEF_PAD	10
#define CNDR_DEF_PAD_SMALL	5
//static inline char *_(char *c) {return(g_locale_to_utf8(c,-1,0,0,0));} 

static   GtkWidget *spin_hour;
static   GtkWidget *spin_minute;
static   GtkWidget *spin_second;

typedef struct _CalendarData {
  GtkWidget *flag_checkboxes[3];
  gboolean  settings[3];
  GtkWidget *window;
  GtkWidget *month;
} CalendarData;

static int getCurrentTime(guint flag);
static gboolean time_refresh(gpointer data);
static void calendar_set_flags(CalendarData *calendar);
static void calendar_toggle_flag( GtkWidget *toggle, CalendarData *calendar);
//static void calendar_button_ok( GtkWidget *widget, gpointer callback_data);
static void calendar_button_set( GtkWidget *widget, gpointer callback_data);
enum {
  calendar_show_header,
  calendar_show_days,
//  calendar_month_change, 
  calendar_show_week,
//  calendar_monday_first
};

/*
 * GtkCalendar
 */

void create_calendar()
{
  GtkWidget *window;
  GtkWidget *vbox, *vbox2, *vbox3;
  GtkWidget *hbox;
  GtkWidget *hbbox;
  GtkWidget *calendar;
  GtkWidget *toggle;
  GtkWidget *button_ok, *button_cancel, *button_set;
  GtkWidget *frame;
  GtkWidget *label;
  GtkWidget *bbox;
  static CalendarData calendar_data;
  GtkAdjustment *adj;
  gint i;
  
  struct {
    char *label;
  } flags[] =
    {
      { _("显示年/月")},
      { _("显示星期")},
      { _("显示周数") },

    };

  
  calendar_data.window = NULL;

  for (i = 0; i < 3; i++) {
    calendar_data.settings[i] = 0;
  }

  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  g_return_if_fail(GTK_IS_WINDOW(window));
  isShow = TRUE;
  gtk_window_set_title (GTK_WINDOW (window), _("日期和时间 属性"));
  gtk_container_set_border_width (GTK_CONTAINER (window), 5);
  gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER); 
  
  g_signal_connect (G_OBJECT (window), "destroy",
		    G_CALLBACK (mm_widget_destroy),
		    window);
//  g_signal_connect (G_OBJECT (window), "delete_event", G_CALLBACK (mm_widget_destroy), window);
 
  gtk_window_set_resizable (GTK_WINDOW (window), FALSE);

  vbox = gtk_vbox_new (FALSE, CNDR_DEF_PAD);
  gtk_container_add (GTK_CONTAINER (window), vbox);

  /*
   * The top part of the window, Calendar, flags and fontsel.
   */

  hbox = gtk_hbox_new (FALSE, CNDR_DEF_PAD);
  gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, CNDR_DEF_PAD);
  hbbox = gtk_hbutton_box_new ();
  gtk_box_pack_start (GTK_BOX (hbox), hbbox, FALSE, FALSE, CNDR_DEF_PAD);
  gtk_button_box_set_layout (GTK_BUTTON_BOX(hbbox), GTK_BUTTONBOX_SPREAD);
  gtk_box_set_spacing (GTK_BOX (hbbox), 0);

  /* Calendar widget */
  frame = gtk_frame_new (_("日期"));
  gtk_box_pack_start (GTK_BOX (hbbox), frame, FALSE, TRUE,0);
  calendar=gtk_calendar_new ();
  calendar_data.window = calendar;
  calendar_set_flags (&calendar_data);
  gtk_calendar_mark_day (GTK_CALENDAR (calendar), 19);	
  gtk_container_add( GTK_CONTAINER (frame), calendar);

  vbox2 = gtk_vbox_new (FALSE, CNDR_DEF_PAD);
  gtk_box_pack_start (GTK_BOX (hbox), vbox2, FALSE, FALSE, 0);
  
  /* Build the Right frame with the flags in */ 

  frame = gtk_frame_new (_("选项"));
  gtk_box_pack_start (GTK_BOX (vbox2), frame, TRUE, TRUE, 0);
  vbox3 = gtk_vbox_new (TRUE, 0);
  gtk_container_add (GTK_CONTAINER (frame), vbox3);

  for (i = 0; i < 3; i++)
    {
      toggle = gtk_check_button_new_with_label (flags[i].label);
      g_signal_connect (G_OBJECT (toggle), "toggled", G_CALLBACK (calendar_toggle_flag),  (gpointer) &calendar_data);
      gtk_box_pack_start (GTK_BOX (vbox3), toggle, TRUE, TRUE, 0);
      calendar_data.flag_checkboxes[i] = toggle;
    }

//>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
  frame = gtk_frame_new ( _("时间"));
  gtk_box_pack_start (GTK_BOX (vbox2), frame, TRUE, TRUE, 0);
  vbox3 = gtk_vbox_new (FALSE, CNDR_DEF_PAD_SMALL);
  gtk_container_add (GTK_CONTAINER (frame), vbox3);  
  bbox = gtk_hbox_new(FALSE, 0);
  gtk_box_pack_start (GTK_BOX (vbox3), bbox, FALSE, FALSE, 0);  

 //Hour   
  adj = (GtkAdjustment *) gtk_adjustment_new (getCurrentTime('h'), 0.0,23.0, 1.0, 5.0, 0.0);
  spin_hour = gtk_spin_button_new (adj, 0, 0);
  gtk_spin_button_set_numeric((GtkSpinButton *)spin_hour, TRUE);
  gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (spin_hour), TRUE);
  gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (spin_hour), GTK_UPDATE_IF_VALID);
  gtk_box_pack_start (GTK_BOX (bbox), spin_hour, TRUE, TRUE, 0);

  label = gtk_label_new (" : ");
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
  gtk_box_pack_start (GTK_BOX (bbox), label, FALSE, TRUE, 0);

//Minute
  adj = (GtkAdjustment *) gtk_adjustment_new (getCurrentTime('m'), 0.0, 59.0, 1.0, 5.0, 0.0);
  spin_minute = gtk_spin_button_new (adj, 0, 0);
  gtk_spin_button_set_numeric((GtkSpinButton *)spin_minute, TRUE);
  gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (spin_minute), TRUE);
  gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (spin_minute), GTK_UPDATE_IF_VALID);
  gtk_box_pack_start (GTK_BOX (bbox), spin_minute, TRUE, TRUE, 0);
  
  label = gtk_label_new (" : ");
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
  gtk_box_pack_start (GTK_BOX (bbox), label, FALSE, TRUE, 0);

 //Second
  adj = (GtkAdjustment *) gtk_adjustment_new (getCurrentTime('s'), 0.0, 59.0, 1.0, 5.0, 0.0);
  spin_second= gtk_spin_button_new (adj, 0, 0);
  gtk_spin_button_set_numeric((GtkSpinButton *)spin_second, TRUE);
  gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (spin_second), TRUE);
  gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (spin_second), GTK_UPDATE_IF_VALID);
  gtk_box_pack_start (GTK_BOX (bbox), spin_second, TRUE, TRUE, 0); 

  toutFlag = gtk_timeout_add(1000, (GtkFunction)time_refresh, NULL);  

  bbox = gtk_hbutton_box_new ();
  gtk_box_set_spacing(GTK_BOX(bbox),5);
  gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_END);
  gtk_box_pack_start (GTK_BOX (vbox), bbox, FALSE, FALSE, 0);

  button_set =  gtk_button_new_from_stock(GTK_STOCK_OK);
  g_signal_connect (G_OBJECT (button_set), "clicked", G_CALLBACK (calendar_button_set), calendar);
  gtk_container_add (GTK_CONTAINER (bbox), button_set);

  button_cancel = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
  g_signal_connect (G_OBJECT (button_cancel), "clicked", G_CALLBACK (mm_widget_destroy), window);
  gtk_container_add (GTK_CONTAINER (bbox), button_cancel);
  GTK_WIDGET_SET_FLAGS (button_cancel, GTK_CAN_DEFAULT);
  gtk_widget_grab_default (button_cancel);


  gtk_widget_show_all (window);
}


static int getCurrentTime(guint flag)
{
	guint	tmp;
	time_t	ut = time(NULL);
	struct tm *now = localtime(&ut);

	switch (flag)
	{
		case 'h':	tmp = now->tm_hour; break;
		case 'm':	tmp = now->tm_min; break;
		case 's':	tmp = now->tm_sec; break;
	}
	return tmp;
}


gboolean time_refresh(gpointer data)
{
	time_t	ut = time(NULL);
	struct tm *now = localtime(&ut);	/*reccent system time*/
	gtk_spin_button_set_value((GtkSpinButton*)spin_second, now->tm_sec);
	if (now->tm_sec == 0)
	{
		gtk_spin_button_set_value((GtkSpinButton*)spin_minute, now->tm_min);
		if (now->tm_min == 0)
			gtk_spin_button_set_value((GtkSpinButton*)spin_hour, now->tm_hour);
	}	
	return TRUE;
}

void calendar_set_flags( CalendarData *calendar )
{
  gint i;
  gint options = 0;
  for (i = 0; i < 3; i++) 
    if (calendar->settings[i])
      {
	options=options + (1<<i);
	if (i == 2)
		options += 4;
      }


  if (calendar->window)
    gtk_calendar_display_options (GTK_CALENDAR (calendar->window), options);
}

void calendar_toggle_flag( GtkWidget *toggle,CalendarData *calendar )
{
  gint i;
  gint j;
  j = 0;
  for (i = 0; i < 3; i++)
    if (calendar->flag_checkboxes[i] == toggle)
      j = i;

  calendar->settings[j] = !calendar->settings[j];
  calendar_set_flags (calendar);
  
}

static void calendar_button_set( GtkWidget *widget, gpointer data)
{
	guint MM, DD, hh, mm, YY;
	char buffer[16];
	buffer[15] = '\0';
	
	gtk_calendar_get_date ((GtkCalendar *)data, &YY, &MM, &DD);
	hh = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON(spin_hour));
	mm = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON(spin_minute));

	sprintf (buffer, "date %.2d%.2d%.2d%.2d%.2d", MM+1, DD, hh, mm, YY);
	system (buffer);
	msg_dialog(GTK_MESSAGE_INFO, "System Time has modified.");
}

#endif