mainform.cpp

这个是LINUX下的HFTP测试版本

/**********************************************
 **   文件名:   MainForm.cpp
 **   建立日期: 2002年7月20日
 **   作者:     何林强
 **   描述:
 ***********************************************/
#include "stdglo.h"
Shftp_connect_info ftp_Connection_info[5]={{NULL,0},{NULL,0},{NULL,0},{NULL,0},{NULL,0}};
Shftp_pixmap filestyle[5];  //标示列表框中五种不同类型文件的五个图标.

/***************************************类 Chftp_Form部分***************************************/
/**********************************************
 **  类Chftp_Form的构造函数,用于完成整个图形
 **  界面的初始化工作.
 *********************************************/
Chftp_Form::Chftp_Form(gint argc, gchar **argv){
  gnome_init("hFTP", "0.0.1", argc, argv);
  hftp_Build_Form("hFTP 0.0.1", GTK_WIN_POS_CENTER);    //建立主窗口框架.
  hftp_init_pixmap();
  hftp_View=new Chftp_View(TheWindow);                  //初始化客户区.
  gtk_signal_connect(GTK_OBJECT(TheWindow),"destroy",
		     GTK_SIGNAL_FUNC(CloseTheApp),NULL);
  gtk_widget_show_all(TheWindow);                       //显示整个窗口.
  gtk_main();
}

void Chftp_Form::CloseTheApp(){
  exit(0);
}

/******************************************
 ** 初始化图标.
 *****************************************/
void Chftp_Form::hftp_init_pixmap(){
  GtkStyle *style;
  style=gtk_widget_get_style(TheWindow);	
  filestyle[0].pixmap=gdk_pixmap_create_from_xpm(TheWindow->window,
						 &(filestyle[0].mask),&style->bg[GTK_STATE_NORMAL],
						 "/usr/local/share/pixmaps/dir.xpm");
  filestyle[1].pixmap=gdk_pixmap_create_from_xpm(TheWindow->window,
						 &(filestyle[1].mask),&style->bg[GTK_STATE_NORMAL],
						 "/usr/local/share/pixmaps/dotdot.xpm");
  filestyle[2].pixmap=gdk_pixmap_create_from_xpm(TheWindow->window,
						 &(filestyle[2].mask),&style->bg[GTK_STATE_NORMAL],
						 "/usr/local/share/pixmaps/open_dir.xpm");
  filestyle[3].pixmap=gdk_pixmap_create_from_xpm(TheWindow->window,
						 &(filestyle[3].mask),&style->bg[GTK_STATE_NORMAL],
						 "/usr/local/share/pixmaps/exe.xpm");
  filestyle[4].pixmap=gdk_pixmap_create_from_xpm(TheWindow->window,
						 &(filestyle[4].mask),&style->bg[GTK_STATE_NORMAL],
						 "/usr/local/share/pixmaps/linkdir.xpm");
}

void Chftp_Form::hftp_Build_Form(const gchar *title,GtkWindowPosition position){
  TheWindow=gtk_window_new(GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title(GTK_WINDOW (TheWindow), "hFTP 测试版");
  gtk_container_set_border_width(GTK_CONTAINER(TheWindow),2);
  gtk_window_set_wmclass(GTK_WINDOW(TheWindow), "main", "hFTP");
  gtk_widget_set_name(TheWindow, "hFTP 0.0.1");
  gtk_window_set_policy(GTK_WINDOW 
			(TheWindow), TRUE, TRUE, TRUE);  //设置窗口显示时的一些属性.
  gtk_widget_realize(TheWindow);
  gtk_window_set_position(GTK_WINDOW(TheWindow),position);
  gtk_window_set_default_size(GTK_WINDOW(TheWindow),800,600);
}

Chftp_Form::~Chftp_Form(){
  if(hftp_View) delete hftp_View;
}

/*****************************************类Chftp_View部分************************************/
Chftp_Table  *Chftp_View::hftp_Table;           
Chftp_Toolbar *Chftp_View::hftp_Toolbar;

/********************************************
 **  该函数完成整个窗口界面的初始化工作
 *******************************************/
Chftp_View::Chftp_View(GtkWidget *TheWindow){
  try{
    TheView=gtk_vbox_new(FALSE,0);                    //创建主容器.
    gtk_widget_show(TheView);
    gtk_container_add(GTK_CONTAINER(TheWindow),TheView);
    if(!(hftp_Menu=new Chftp_Menu(TheView)))                //创建菜单.
      throw Chftp_error("菜单创建失败,如若多次出现此类情况,请联系作者.");
    if(!(hftp_Toolbar=new Chftp_Toolbar(TheView)))          //创建信息输入区域.
      throw Chftp_error("工具栏创建失败,如若多次出现此类情况,请联系作者.");
    if(!(hftp_Table=new Chftp_Table(TheView)))//主界面接下来的所有部分(全部在一个包装表中).
      throw Chftp_error("界面初始化失败,如若多次出现此类情况,请联系作者.");
    hftp_Connect_Signal();
  }
  catch(Chftp_error& UIerror){
    UIerror.messagebox();
  }
}

/************************************************
 **  输入栏中，在四个输入框任何一个按下回车均引发
**  系统连接。
*************************************************/
void  Chftp_View::hftp_Connect_Signal(){
  gtk_signal_connect (GTK_OBJECT(GTK_ENTRY(GTK_COMBO(hftp_Toolbar->hftp_GetHostname())->entry)),
		      "activate", GTK_SIGNAL_FUNC (hftp_start_connect),NULL); 
  gtk_signal_connect (GTK_OBJECT(GTK_ENTRY(hftp_Toolbar->hftp_GetHostport())),
		      "activate", GTK_SIGNAL_FUNC (hftp_start_connect),NULL);
  gtk_signal_connect (GTK_OBJECT(GTK_ENTRY(hftp_Toolbar->hftp_GetUser())),
		      "activate", GTK_SIGNAL_FUNC (hftp_start_connect),NULL);
  gtk_signal_connect (GTK_OBJECT(GTK_ENTRY(hftp_Toolbar->hftp_GetPasswd())),
		      "activate", GTK_SIGNAL_FUNC (hftp_start_connect),NULL);
  gtk_signal_connect (GTK_OBJECT(GTK_BUTTON(hftp_Toolbar->hftp_Getbutton())),
		      "clicked", GTK_SIGNAL_FUNC (hftp_start_connect),NULL);
  gtk_signal_connect(GTK_OBJECT(hftp_Table->Local->marklist),"button_press_event",
		     GTK_SIGNAL_FUNC(quick_connect),(gpointer)this);
}

/*****************************************************
 **   创建一个连接，为一个连接分配一个单独的完整ftp协议
** 类，最大允许连接数设置为5。
*******************************************************/
void Chftp_View::hftp_start_connect(){
  gint i;
  GtkWidget *dialog;
  for(i=0;i<5;i++)
    if(0!=ftp_Connection_info[i].state){
      if(ftp_Connection_info[i].ftp_Connection)
	delete ftp_Connection_info[i].ftp_Connection;
      ftp_Connection_info[i].ftp_Connection=NULL;
      ftp_Connection_info[i].state=0;
    }
  for(i=0;i<5;i++)
    if(NULL==ftp_Connection_info[i].ftp_Connection) break;
  if(5==i){
    dialog=gnome_message_box_new("您已建立了过多的连接,无法建立新连接!",
				 GNOME_MESSAGE_BOX_WARNING,GNOME_STOCK_BUTTON_OK,NULL);
    gtk_widget_show(dialog);
    return;
  }
  try{
    ftp_Connection_info[i].ftp_Connection=new Chftp_transfer(hftp_Table->Remote->hftp_Getnotebox(),
							     hftp_Table->Local->Local_Filelist,
							     hftp_Toolbar,hftp_Table->StateBox,
							     hftp_Table->Local->GetLocaldata(),i);
    if(!ftp_Connection_info[i].ftp_Connection)
      throw Chftp_error("系统错误导致建立连接失败!");
  }
  catch(Chftp_error& UIerror){
    UIerror.messagebox();
  }
  return;
}

void Chftp_View::quick_connect(GtkWidget *widget,
			       GdkEventButton *event,gpointer data){
  gint row,column;
  gchar *temp;
  guint8 for_pix;
  Shftp_Address *Apointer=hftp_Table->Local->bookmark->address;
  if(GDK_2BUTTON_PRESS==event->type && 1==event->button){  //鼠标双击事件.
    gtk_clist_get_selection_info(GTK_CLIST(widget),(int)event->x,(int)event->y,&row,&column);
    if(0==gtk_clist_get_pixtext(GTK_CLIST(widget),row,0,&temp,&for_pix,NULL,NULL)) return;
    while(0!=strcmp(Apointer->title,temp) && Apointer!=NULL) Apointer=Apointer->next;
    if(!Apointer) return;
    gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(hftp_Toolbar->hftp_GetHostname())->entry),Apointer->sever_name);
    gtk_entry_set_text(GTK_ENTRY(hftp_Toolbar->hftp_GetHostport()),Apointer->sever_port);
    gtk_entry_set_text(GTK_ENTRY(hftp_Toolbar->hftp_GetUser()),Apointer->user_name);
    gtk_entry_set_text(GTK_ENTRY(hftp_Toolbar->hftp_GetPasswd()),Apointer->passwd);
    hftp_start_connect();
  }
}

Chftp_View::~Chftp_View(){
  if(hftp_Menu) delete hftp_Menu;
  if(hftp_Toolbar) delete hftp_Toolbar;
  if(hftp_Table) delete hftp_Table;
  for(int i=0;i<5;i++)
    if(ftp_Connection_info[i].ftp_Connection) 
      delete ftp_Connection_info[i].ftp_Connection;
}

/*****************************************类Chftp_Menu部分*********************************/
/**************************************
 **初始化菜单内容
 *************************************/
GtkItemFactoryEntry Chftp_Menu::MenuItems[5]={{"/_FTP",NULL,0,0,"<Branch>"},
					      {"/FTP/dash",NULL,0,0,"<Separator>"},
					      {"/FTP/退出","<control>Q",ExitApp,0},
					      {"/_帮助",NULL,0,0,"<Branch>"},
					      {"/帮助/关于hFTP...","<control>H",AboutDialog,0}};
/*******创建菜单*******************/
Chftp_Menu::Chftp_Menu(GtkWidget *TheView){
  GtkAccelGroup *Accel=NULL;
  GtkItemFactory *ItemFactory=NULL;
  Accel=gtk_accel_group_new();
  ItemFactory=gtk_item_factory_new(GTK_TYPE_MENU_BAR,"<menu>",Accel);
  gtk_item_factory_create_items(ItemFactory,
				sizeof(MenuItems)/sizeof(MenuItems[0]),MenuItems,NULL);
  gtk_accel_group_attach(Accel,GTK_OBJECT(TheView));
  gtk_box_pack_start(GTK_BOX(TheView),
		     gtk_item_factory_get_widget(ItemFactory,"<menu>"),FALSE,FALSE,0);
}

/*********************************
 ** 以下两个为菜单项的回调函数
 ********************************/
void Chftp_Menu::AboutDialog(){
  GtkWidget *About_dialog=NULL;
  const gchar *author[]={"何林强",NULL};
  About_dialog = gnome_about_new("hFTP","0.0.1","Copyright (c) 2002",(const gchar **)author,
				 "Email: [e-mail]",NULL);
  gtk_widget_show(About_dialog);
}

void Chftp_Menu::ExitApp(){
  exit(0);
}

/************************************类Chftp_Toolbar部分*****************************************/
/**********************************************
 ** 建立输入工具栏,放在一个frame里面,frame风格
 ** 为向上突起.
 *********************************************/
Chftp_Toolbar::Chftp_Toolbar(GtkWidget *TheView){
  GtkWidget *frame, *pixmapwid;
  GdkBitmap *mask;
  GtkStyle *style;
  GdkPixmap *pixmap;
  frame=gtk_frame_new(NULL);
  gtk_widget_show(frame);
  gtk_frame_set_shadow_type(GTK_FRAME(frame),GTK_SHADOW_OUT);
  gtk_box_pack_start(GTK_BOX(TheView),frame,FALSE,FALSE,0);
  InputBar=gtk_hbox_new(FALSE,2);
  gtk_widget_show(InputBar);
  gtk_container_add(GTK_CONTAINER(frame),InputBar);
  style=gtk_widget_get_style(InputBar);	
  pixmap=gdk_pixmap_create_from_xpm(InputBar->window,
				    &mask,&style->bg[GTK_STATE_NORMAL],
				    "/usr/local/share/pixmaps/connect.xpm");
  pixmapwid=gtk_pixmap_new(pixmap,mask);      //连接用的一个图形化按钮.
  gtk_widget_show(pixmapwid);
  connect_button=gtk_button_new();
  gtk_container_add(GTK_CONTAINER(connect_button),pixmapwid);
  gtk_widget_show(connect_button);
  gtk_box_pack_start(GTK_BOX(InputBar),connect_button,FALSE,FALSE,0);
  Hostname=sub_Build_InputBar("主机:",180,1);
  Hostport=sub_Build_InputBar("端口:",50,0);
  User=sub_Build_InputBar("用户名:",120,0);
  Passwd=sub_Build_InputBar("密码:",120,2);
}

GtkWidget *Chftp_Toolbar::sub_Build_InputBar(gchar *label_name,gint width,gint como){
  GtkWidget *window=NULL,*label=NULL;
  label=gtk_label_new(label_name);
  gtk_widget_show(label);
  gtk_box_pack_start(GTK_BOX(InputBar),label,FALSE,FALSE,0);
  if(1==como){ 
    window=gtk_combo_new();              //对于主机名,要建组合框,
    gtk_combo_disable_activate(GTK_COMBO(window));}
  else if(0==como) window=gtk_entry_new();         //其他建立输入框.
  else{ 
    window=gtk_entry_new();
    gtk_entry_set_visibility (GTK_ENTRY(window),FALSE); //密码输入不可见.
  }
  gtk_widget_set_usize(window,width,-1);
  gtk_box_pack_start(GTK_BOX(InputBar),window,FALSE,FALSE,0);
  return window;
}

/***********************************************类Chftp_Table部分**********************************/
Chftp_Table::Chftp_Table(GtkWidget *TheView){
  hpanel=gtk_hpaned_new();
  gtk_widget_show(hpanel);
  table=gtk_table_new(5,280,TRUE);
  gtk_widget_show(table);
  gtk_table_attach_defaults(GTK_TABLE(table),hpanel,0,280,0,4);
  gtk_box_pack_start(GTK_BOX(TheView),table,TRUE,TRUE,0);
  try{
    if(!(Local=new Chftp_Local(hpanel,0,100)) ||                            //建立远程和本地两个文件列表框.
       !(Remote=new Chftp_Remote(hpanel,101,280)) ||
       !(StateBox=new Chftp_State(table)))
      throw Chftp_error("界面初始化失败,程序即将被关闭!");
  }
  catch(Chftp_error& UIerror){
    UIerror.messagebox();
  }
}

Chftp_Table::~Chftp_Table(){
  if(Local) delete Local;
  if(Remote) delete Remote;
  if(StateBox) delete StateBox;
}