linux gtk编程教程（带例子代码）

#include <config.h> #include <gtk/gtk.h> /* User clicked the "Add List" button. */ void button_add_clicked( gpointer data ) { int indx; /* 字符串数组，用于加到l i s t中，4行2列* / gchar *drink[4][2] = { { "Milk", "3 Oz" }, { "Water", "6 l" }, { "Carrots", "2" }, { "Snakes", "55" } }; /* 下面将文本真正加到l i s t中。对每行添加一次. */ for (indx = 0; indx < 4; indx++) gtk_clist_append ((GtkCList *)data, drink[indx]); return; } /* 用户点击"Clear List" 按钮时的回调函数. */ void button_clear_clicked( gpointer data ) { /* 用g t k _ c l i s t _ c l e a r函数清除列表。比用 * g t k _ c l i s t _ r e m o v e函数逐行清除要快. */ gtk_clist_clear ((GtkCList *)data); return; } /* 用户点击"Hide/Show titles" 按钮时的回调函数. */ void button_hide_show_clicked( gpointer data ) { /* flag是用于记录可见/不可见状态的标志。0 = 当前不可见 */ static short int flag = 0; if (flag == 0) { /* 隐藏标题，将f l a g设置为1 */ gtk_clist_column_titles_hide ((GtkCList *)data); flag++; } else { /* 形式标题，将f l a g设置为0 */ gtk_clist_column_titles_show ((GtkCList *)data); flag--; } return; } /* 用户选中某一行时的回调函数. */ void selection_made( GtkWidget *clist, gint row, gint column, GdkEventButton *event, gpointer data ) { gchar *text; /* 取得存储在被选中的行和列的单元格上的文本 * 当鼠标点击时，我们用t e x t参数接收一个指针 */ gtk_clist_get_text (GTK_CLIST (clist), row, column, &text); /* J打印一些关于选中了哪一行的信息 */ g_print ("You selected row %d. More specifically you clicked in " "column %d, and the text in this cell is %s\n\n", row, column, text); return; } int main( int argc, gchar *argv[] ) { GtkWidget *window; GtkWidget *vbox, *hbox; GtkWidget *scrolled_window, *clist; GtkWidget *button_add, *button_clear, *button_hide_show; gchar *titles[2] = { "Ingredients", "Amount" }; gtk_init(&argc, &argv); window=gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_widget_set_size_request (GTK_WIDGET (window), 300, 150); gtk_window_set_title (GTK_WINDOW (window), "GtkCList Example"); g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (gtk_main_quit), NULL); vbox=gtk_vbox_new (FALSE, 5); gtk_container_set_border_width (GTK_CONTAINER (vbox), 5); gtk_container_add (GTK_CONTAINER (window), vbox); gtk_widget_show (vbox); /* 创建一个滚动窗口构件，将G t k C L i s t组装到里面。 * 这样使得内容超出列表时，可以用滚动条浏览 */ scrolled_window = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); gtk_box_pack_start (GTK_BOX (vbox), scrolled_window, TRUE, TRUE, 0); gtk_widget_show (scrolled_window); /* 创建G t k C L i s t构件。本例中，我们使用了两列 */ clist = gtk_clist_new_with_titles (2, titles); /* 当作出选择时，我们要知道选择了哪一个单元格。使用 * selection_made 回调函数，代码在下面可以看见 */ g_signal_connect (G_OBJECT (clist), "select_row", G_CALLBACK (selection_made), NULL); /* 不一定要设置边框的阴影，但是效果挺不错 :) */ gtk_clist_set_shadow_type (GTK_CLIST (clist), GTK_SHADOW_OUT); /*很重要的一点，我们设置列宽，让文本能容纳在列中。 * 注意，列编号是从0开始的 * 本例中是0和1 */ gtk_clist_set_column_width (GTK_CLIST (clist), 0, 150); /* 将G t k C L i s t构件添加到滚动窗口构件中，然后显示. */ gtk_container_add (GTK_CONTAINER (scrolled_window), clist); gtk_widget_show (clist); /* C创建按钮，把它们加到窗口中. */ hbox = gtk_hbox_new (FALSE, 0); gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 0); gtk_widget_show (hbox); button_add = gtk_button_new_with_label ("Add List"); button_clear = gtk_button_new_with_label ("Clear List"); button_hide_show = gtk_button_new_with_label ("Hide/Show titles"); gtk_box_pack_start (GTK_BOX (hbox), button_add, TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (hbox), button_clear, TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (hbox), button_hide_show, TRUE, TRUE, 0); /* 为三个按钮的点击设置回调函数 */ g_signal_connect_swapped (G_OBJECT (button_add), "clicked", G_CALLBACK (button_add_clicked), clist); g_signal_connect_swapped (G_OBJECT (button_clear), "clicked", G_CALLBACK (button_clear_clicked), clist); g_signal_connect_swapped (G_OBJECT (button_hide_show), "clicked", G_CALLBACK (button_hide_show_clicked), clist); gtk_widget_show (button_add); gtk_widget_show (button_clear); gtk_widget_show (button_hide_show); /*界面已经完全设置好了，下面可以显示窗口，进入 * gtk_main主循环 */ gtk_widget_show (window); gtk_main(); return 0; }