预订网站模板,成都免费网站制作,网站 网页,48互联网站建设该楼层疑似违规已被系统折叠 隐藏此楼查看此楼贴吧内经常有人问C语言是不是只能用于字符终端界面开发#xff0c;不能用于图形界面。大家也都有回答#xff0c;需要其他的库。MFC#xff0c;GTK#xff0c;QT。本人近期刚用GTK库加上纯C写成了第一个LINUX实用程序。现在与大…该楼层疑似违规已被系统折叠 隐藏此楼查看此楼贴吧内经常有人问C语言是不是只能用于字符终端界面开发不能用于图形界面。大家也都有回答需要其他的库。MFCGTKQT。本人近期刚用GTK库加上纯C写成了第一个LINUX实用程序。现在与大家分享主界面程序gmaxtrix.c#include#includeclient_socket.h#define MAX_BUFFER 1024static GtkWidget *IP_entry;static GtkWidget *port_entry;static gint sockfd;static gint tag;gchar buffer[MAX_BUFFER];void g_show_alarm_dialog(const gchar *message){GtkWidget *dialog;dialog gtk_message_dialog_new(NULL,GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_WARNING,GTK_BUTTONS_OK,%s,message);gtk_window_set_title(GTK_WINDOW(dialog),警告);gtk_dialog_run(GTK_DIALOG(dialog));gtk_widget_destroy(dialog);}void g_client_send(GtkWidget *widget, gpointer textbuffer){if (sockfd 0){client_send(sockfd, gtk_entry_buffer_get_text(GTK_ENTRY_BUFFER(textbuffer)), gtk_entry_buffer_get_bytes(GTK_ENTRY_BUFFER(textbuffer)));}else{g_show_alarm_dialog(未连接到中控主机);}}void g_client_recv(gpointer data, gint source, GdkInputCondition condition){gint count client_recv(source, buffer, MAX_BUFFER);buffer[count] 0;GtkTextIter iter;gtk_text_buffer_get_end_iter(GTK_TEXT_BUFFER(data),iter);gtk_text_buffer_insert(GTK_TEXT_BUFFER(data),iter,buffer,-1);}void g_client_connect(GtkWidget *widget, gpointer date){if (sockfd 0){client_close(sockfd);gtk_button_set_label(GTK_BUTTON(widget),连接);gdk_input_remove(tag);}else{sockfd client_connect(gtk_entry_get_text(GTK_ENTRY(IP_entry)),atoi(gtk_entry_get_text(GTK_ENTRY(port_entry))));gtk_button_set_label(GTK_BUTTON(widget),断开);tag gdk_input_add(sockfd, GDK_INPUT_READ, g_client_recv,date);}}int main(int argc, char *argv[]){gtk_init(argc, argv);GtkWidget *window;window gtk_window_new(GTK_WINDOW_TOPLEVEL);g_signal_connect(window, destroy, G_CALLBACK(gtk_main_quit),NULL);gtk_widget_set_size_request(window, 260, 250);gtk_container_set_border_width(GTK_CONTAINER(window),5);GtkWidget *vbox;vbox gtk_vbox_new(FALSE,1);gtk_container_add(GTK_CONTAINER(window),vbox);GtkWidget *hbox1;hbox1 gtk_hbox_new(FALSE,1);gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE ,0);GtkWidget *table gtk_table_new(2,2,FALSE);gtk_box_pack_start(GTK_BOX(hbox1), table, TRUE , TRUE , 0);GtkWidget *IP_label gtk_label_new(地址);gtk_table_attach_defaults(GTK_TABLE(table),IP_label,0,1,0,1);IP_entry gtk_entry_new();gtk_table_attach_defaults(GTK_TABLE(table),IP_entry,1,2,0,1);GtkWidget *port_label gtk_label_new(端口);gtk_table_attach_defaults(GTK_TABLE(table),port_label,0,1,1,2);port_entry gtk_entry_new();gtk_table_attach_defaults(GTK_TABLE(table),port_entry,1,2,1,2);GtkWidget *connect_button gtk_button_new_with_label(连接);gtk_box_pack_start(GTK_BOX(hbox1), connect_button, TRUE, TRUE ,0);GtkWidget *hseparator gtk_hseparator_new();gtk_box_pack_start(GTK_BOX(vbox), hseparator, FALSE, FALSE, 0);GtkWidget *hbox2;hbox2 gtk_hbox_new(FALSE,1);gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE ,0);GtkWidget *send_entry gtk_entry_new();gtk_box_pack_start(GTK_BOX(hbox2), send_entry, TRUE, TRUE ,0);GtkWidget *send_button gtk_button_new_with_label(发送);gtk_box_pack_start(GTK_BOX(hbox2), send_button, TRUE, TRUE ,0);g_signal_connect(send_button, clicked, G_CALLBACK(g_client_send), gtk_entry_get_buffer(GTK_ENTRY(send_entry)));GtkWidget *recv_text gtk_text_view_new();gtk_box_pack_start(GTK_BOX(vbox), recv_text, TRUE, TRUE, 0);g_signal_connect(connect_button, clicked, G_CALLBACK(g_client_connect), gtk_text_view_get_buffer(GTK_TEXT_VIEW(recv_text)));gtk_widget_show_all(window);gtk_main();return 0;}后台网络通迅模型接口声明client_socket.h#ifndef CLIENT_SOCKET_H#define CLIENT_SOCKET_Hint client_connect(const char *IP, const int port);void client_close(int sockfd);void client_send(int sockfd,const unsigned char *buffer, const size_t count);size_t client_recv(int sockfd,unsigned char *buffer,size_t count);#endif后台网络通迅模型实现client_socket.c(采用POSIX接口WIN下需改为win32API接口)#include #include #include #include #include #include #include client_socket.hint client_connect(const char *IP, const int port){static struct sockaddr_in servaddr;int sockfd socket(AF_INET,SOCK_STREAM,0);bzero(servaddr, sizeof(servaddr));servaddr.sin_family AF_INET;inet_pton(AF_INET, IP, servaddr.sin_addr);servaddr.sin_port htons(port);connect(sockfd,(struct sockaddr *)servaddr,sizeof(servaddr));return sockfd;}void client_close(int sockfd){close(sockfd);}void client_send(int sockfd,const unsigned char *buffer, const size_t count){send(sockfd,buffer,count,0);}size_t client_recv(int sockfd,unsigned char *buffer,size_t count){return recv(sockfd,buffer,count,0);}编译脚本makefilegmaxtrix: gmaxtrix.o client_socket.ogcc gmaxtrix.o client_socket.o -o gmaxtrix pkg-config --cflags --libs gtk-2.0gmaxtrix.o: gmaxtrix.c client_socket.hgcc -c gmaxtrix.c pkg-config --cflags --libs gtk-2.0client_socket.o: client_socket.h client_socket.cgcc -c client_socket.c pkg-config --cflags --libs gtk-2.0clean:echo cleanning project-rm gmaxtrix *.oecho clean completed
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