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typedef struct _AppData AppData;
struct _AppData {
GtkWidget *images;
gchar *filename_n;
gchar *filename_c; };
AppData *imgPlanC;
imgPlanC->filename_n = "./pixmaps/plan_n.png";
imgPlanC->filename_c = "./pixmaps/plan_c.png"; //程序只要运行到这里就出错,除非我定义它为NULL
//可通过编译,但是让窗口无法启动
AppData *imgPlanC = new AppData();
imgPlanC->filename_n = "./pixmaps/plan_n.png";
imgPlanC->filename_c = "./pixmaps/plan_c.png";
//imgPlanC->filename_n = "./pixmaps/plan_n.png";
imgPlanC->filename_c = "./pixmaps/plan_c.png";