基于Gtk+的Linux图形界面任务管理器

/* 笔记本构件示例开始notebook.c */ #include <gtk/gtk.h> /* 这个函数旋转标签页的位置*/ void rotate_book (GtkButton *button, GtkNotebook *notebook) { gtk_notebook_set_tab_pos (notebook, (notebook->tab_pos +1) %4); } /* 添加/删除页标签和边框*/ void tabsborder_book (GtkButton *button, GtkNotebook *notebook) { gint tval = FALSE; gint bval = FALSE; if (notebook->show_tabs == 0) tval = TRUE; if (notebook->show_border == 0) bval = TRUE; gtk_notebook_set_show_tabs (notebook, tval); gtk_notebook_set_show_border (notebook, bval); } /* 从笔记本构件上删除页面*/ void remove_book (GtkButton *button, GtkNotebook *notebook) { gint page; page = gtk_notebook_get_current_page(notebook); gtk_notebook_remove_page (notebook, page); /* 必须刷新构件— 这会迫使构件重绘自身*/ gtk_widget_draw(GTK_WIDGET(notebook), NULL); } void delete (GtkWidget *widget, GtkWidget *event, gpointer data) { gtk_main_quit (); } int main (int argc, char *argv[]) { GtkWidget *window; GtkWidget *button; GtkWidget *table; GtkWidget *notebook; GtkWidget *frame; GtkWidget *label; GtkWidget *checkbutton; int i; char bufferf[32]; char bufferl[32]; gtk_init (&argc, &argv); window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_signal_connect (GTK_OBJECT (window), "delete_event", GTK_SIGNAL_FUNC (delete), NULL); gtk_container_set_border_width (GTK_CONTAINER (window), 10); table = gtk_table_new(3,6,FALSE); gtk_container_add (GTK_CONTAINER (window), table); /* 创建一个新的笔记本构件，将标签页放在顶部*/ notebook = gtk_notebook_new (); gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), GTK_POS_TOP); gtk_table_attach_defaults(GTK_TABLE(table), notebook, 0,6,0,1); gtk_widget_show(notebook); /* 在笔记本构件后面追加几个页面*/ for (i=0; i < 5; i++) { sprintf(bufferf, "Append Frame %d", i+1); sprintf(bufferl, "Page %d", i+1); frame = gtk_frame_new (bufferf); gtk_container_set_border_width (GTK_CONTAINER (frame), 10); gtk_widget_set_usize (frame, 100, 75); gtk_widget_show (frame); label = gtk_label_new (bufferf); gtk_container_add (GTK_CONTAINER (frame), label); gtk_widget_show (label); label = gtk_label_new (bufferl); gtk_notebook_append_page (GTK_NOTEBOOK (notebook), frame, label); } /* 在指定位置添加页面*/ checkbutton = gtk_check_button_new_with_label ("Check me please!"); gtk_widget_set_usize(checkbutton, 100, 75); gtk_widget_show (checkbutton); label = gtk_label_new ("Add page"); gtk_notebook_insert_page (GTK_NOTEBOOK (notebook), checkbutton, label, 2); /* 向笔记本构件前插标签页*/ for (i=0; i < 5; i++) { sprintf(bufferf, "Prepend Frame %d", i+1); sprintf(bufferl, "PPage %d", i+1); frame = gtk_frame_new (bufferf); gtk_container_set_border_width (GTK_CONTAINER (frame), 10); gtk_widget_set_usize (frame, 100, 75); gtk_widget_show (frame); label = gtk_label_new (bufferf); gtk_container_add (GTK_CONTAINER (frame), label); gtk_widget_show (label); label = gtk_label_new (bufferl); gtk_notebook_prepend_page (GTK_NOTEBOOK(notebook), frame, label); } /* 设置起始页(第4页) */ gtk_notebook_set_page (GTK_NOTEBOOK(notebook), 3); /* 创建一排按钮*/ button = gtk_button_new_with_label ("close"); gtk_signal_connect_object (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (delete), NULL); gtk_table_attach_defaults(GTK_TABLE(table), button, 0,1,1,2); //g t k _ w i d g e t _ s h o w ( b u t t o n ) ; gtk_widget_show(button); button = gtk_button_new_with_label ("next page"); gtk_signal_connect_object (GTK_OBJECT (button), "clicked", (GtkSignalFunc) gtk_notebook_next_page, GTK_OBJECT (notebook)); gtk_table_attach_defaults(GTK_TABLE(table), button, 1,2,1,2); //g t k _ w i d g e t _ s h o w ( b u t t o n ) ; gtk_widget_show(button); button = gtk_button_new_with_label ("prev page"); gtk_signal_connect_object (GTK_OBJECT (button), "clicked", (GtkSignalFunc) gtk_notebook_prev_page, GTK_OBJECT (notebook)); gtk_table_attach_defaults(GTK_TABLE(table), button, 2,3,1,2); //g t k _ w i d g e t _ s h o w ( b u t t o n ) ; gtk_widget_show(button); button = gtk_button_new_with_label ("tab position"); gtk_signal_connect (GTK_OBJECT (button), "clicked", (GtkSignalFunc) rotate_book, GTK_OBJECT(notebook)) ; gtk_table_attach_defaults(GTK_TABLE(table), button, 3,4,1,2); //g t k _ w i d g e t _ s h o w ( b u t t o n ) ; gtk_widget_show(button); button = gtk_button_new_with_label ("tabs/border on/off"); gtk_signal_connect (GTK_OBJECT (button), "clicked", (GtkSignalFunc) tabsborder_book, GTK_OBJECT (notebook)); gtk_table_attach_defaults(GTK_TABLE(table), button, 4,5,1,2); //g t k _ w i d g e t _ s h o w ( b u t t o n ) ; gtk_widget_show(button); button = gtk_button_new_with_label ("remove page"); gtk_signal_connect (GTK_OBJECT (button), "clicked", (GtkSignalFunc) remove_book, GTK_OBJECT(notebook)) ; gtk_table_attach_defaults(GTK_TABLE(table), button, 5,6,1,2); //g t k _ w i d g e t _ s h o w ( b u t t o n ) ; //g t k _ w i d g e t _ s h o w ( t a b l e ) ; //g t k _ w i d g e t _ s h o w ( w i n d o w ) ; gtk_widget_show(button); gtk_widget_show(table); gtk_widget_show(window); gtk_main (); return 0; }