main.c源码:
#include <gtk/gtk.h>
/*
*@Description:从一个图片文件获取信息得到pixbuf
*@param: gchar filename
*/
GdkPixbuf *create_pixbuf(const gchar* filename)
{
GdkPixbuf *pixbuf;
GError *error = NULL;
pixbuf = gdk_pixbuf_new_from_file(filename,&error);
if(!pixbuf){
fprintf(stderr,”%s\n”,error->message);
g_error_free(error);
}
return pixbuf;
}
void menu_pressed(GtkWidget *widget,gpointer window)
{
gchar *str;
str = g_strdup_printf(“you clicked one menu item”);
gtk_statusbar_push(GTK_STATUSBAR(window),gtk_statusbar_get_context_id(GTK_STATUSBAR(window),str),str);
g_free(str);
}
//根据菜单栏的选择(ckeck) 控制一些构建的显示和隐藏
void toggle_display(GtkWidget *widget,gpointer oneofwidget)
{
if(gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))){
gtk_widget_show(oneofwidget);
}else{
gtk_widget_hide(oneofwidget);
}
}
/*选择(Check)菜单选项(menu item)*/
int main(int argc,char *argv[])
{
GtkWidget *window;
GtkWidget *vbox; //盒装容器
GtkWidget *menubar; //菜单栏
GtkWidget *menutoggle,*menu_tog_toggle,*menu_tog_toolbar,*menu_tog_statusbar; //界面开关菜单
GtkWidget *toolbar; //工具栏
GtkToolItem *tool_exit,*tool_sep,*tool_about;
GtkWidget *statusbar; //状态栏
gtk_init(&argc,&argv);
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window),”一步一步学习GTK+ DEMO”);
gtk_window_set_default_size(GTK_WINDOW(window),500,400);
gtk_window_set_position(GTK_WINDOW(window),GTK_WIN_POS_CENTER);
gtk_window_set_icon(GTK_WINDOW(window),create_pixbuf(“/usr/share/icons/mate/48×48/apps/web-browser.png”));
vbox = gtk_vbox_new(FALSE,0);
gtk_container_add(GTK_CONTAINER(window),vbox);
menubar = gtk_menu_bar_new(); //代表整个菜单,是一个menu shell
menutoggle = gtk_menu_new(); //这里代表一列菜单toglle,也是一个menu shell
menu_tog_toggle = gtk_menu_item_new_with_label(“View”);
// menu_tog_toolbar = gtk_menu_item_new_with_label(“show Toolbar”);
// menu_tog_statusbar = gtk_menu_item_new_with_label(“show Statusbar”);
menu_tog_toolbar = gtk_check_menu_item_new_with_label(“show Toolbar”);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_tog_toolbar),TRUE);
menu_tog_statusbar = gtk_check_menu_item_new_with_label(“show Statusbar”);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_tog_statusbar),TRUE);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_tog_toggle),menutoggle); //View菜单加入 menutoggle menu shell
gtk_menu_shell_append(GTK_MENU_SHELL(menutoggle),menu_tog_toolbar); //View菜单加入 menutoggle menu shell
gtk_menu_shell_append(GTK_MENU_SHELL(menutoggle),menu_tog_statusbar); //View菜单加入 menutoggle menu shell
gtk_menu_shell_append(GTK_MENU_SHELL(menubar),menu_tog_toggle);
//创建工具栏
toolbar = gtk_toolbar_new();
gtk_toolbar_set_style(GTK_TOOLBAR(toolbar),GTK_TOOLBAR_ICONS);//设置工具栏样式为图标
gtk_container_set_border_width(GTK_CONTAINER(toolbar),0); //工具栏边框大小
tool_exit = gtk_tool_button_new_from_stock(GTK_STOCK_QUIT); //工具栏中的”退出”按钮
gtk_toolbar_insert(GTK_TOOLBAR(toolbar),tool_exit,-1);
tool_sep = gtk_separator_tool_item_new(); //工具栏中的分割线
gtk_toolbar_insert(GTK_TOOLBAR(toolbar),tool_sep,-1);
tool_about = gtk_tool_button_new_from_stock(GTK_STOCK_HELP);//工具栏中的”关于”按钮
gtk_toolbar_insert(GTK_TOOLBAR(toolbar),tool_about,-1);
statusbar = gtk_statusbar_new();
gtk_box_pack_start(GTK_BOX(vbox),menubar,FALSE,FALSE,1);
//把工具栏加入盒子容器
gtk_box_pack_start(GTK_BOX(vbox),toolbar,FALSE,FALSE,0);
gtk_box_pack_end(GTK_BOX(vbox),statusbar,FALSE,TRUE,1);
//以下是信号处理部分
g_signal_connect_swapped(G_OBJECT(window),”destroy”,G_CALLBACK(gtk_main_quit),NULL);
g_signal_connect(G_OBJECT(menu_tog_toolbar),”activate”,G_CALLBACK(menu_pressed),G_OBJECT(statusbar));
g_signal_connect(G_OBJECT(menu_tog_statusbar),”activate”,G_CALLBACK(menu_pressed),G_OBJECT(statusbar));
g_signal_connect(G_OBJECT(tool_exit),”clicked”,G_CALLBACK(gtk_main_quit),NULL);
g_signal_connect(G_OBJECT(menu_tog_toolbar),”activate”,G_CALLBACK(toggle_display),toolbar);
g_signal_connect(G_OBJECT(menu_tog_statusbar),”activate”,G_CALLBACK(toggle_display),statusbar);
gtk_widget_show_all(window);
gtk_main();
return 0;
}
Makefile的内容:
all:demo7
OBJECTS:=gtk.o
TARGET:=demo7
CFLAGS:=$(shell pkg-config –cflags –libs gtk+-2.0)
$(TARGET):$(OBJECTS)
gcc $^ -o $@ $(CFLAGS)
clean:
rm $(OBJECTS) $(TARGET)
———————
作者：我在爱的国
来源：CSDN
原文：https://blog.csdn.net/magaiou/article/details/80321825
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