AboutForm十分简单,重写了继承自System.Windows.Forms.Form的OnLoad方法,而不采用AboutForm_Load来响应窗体的Load事件。
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![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydFRkR0Z5ZEM1bmFXWT0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JUZFdKQ2JHOWpheTVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydFRkR0Z5ZEM1bmFXWT0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JUZFdKQ2JHOWpheTVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydFRkR0Z5ZEM1bmFXWT0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JUZFdKQ2JHOWpheTVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtRbXh2WTJ0RmJtUXVaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMDV2Ym1VdVoybG0%3D.jpg?w=700&webp=1)
其中,在获取图片的存放位置时使用了一个全局信息类Global。这是一个静态的不可继承的类,提供了很多供其他类读取和修改的全局信息,例如进度的执行情况,图片操作的列表和从应用程序配置文件中读取的配置信息等等。这些全局信息通过Global类提供的静态的公有属性和公有函数来进行访问。
下面是AboutForm里用到的Global的属性:
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtRbXh2WTJ0VGRHRnlkQzVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JDYkc5amF5NW5hV1k9.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtRbXh2WTJ0RmJtUXVaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMDV2Ym1VdVoybG0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtRbXh2WTJ0VGRHRnlkQzVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JDYkc5amF5NW5hV1k9.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydFRkR0Z5ZEM1bmFXWT0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JUZFdKQ2JHOWpheTVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydEZibVF1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydFRkR0Z5ZEM1bmFXWT0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JUZFdKQ2JHOWpheTVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMFY0Y0dGdVpHVmtVM1ZpUW14dlkydFRkR0Z5ZEM1bmFXWT0%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMME52Ym5SeVlXTjBaV1JUZFdKQ2JHOWpheTVuYVdZPQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OWtiM1F1WjJsbQ%3D%3D.jpg?w=700&webp=1)
![FotoVision学习手记(3) FotoVision学习手记(3)](https://image.shishitao.com:8440/aHR0cHM6Ly93d3cuaXRkYWFuLmNvbS9nby9MMGx0WVdkbGN5OVBkWFJzYVc1cGJtZEpibVJwWTJGMGIzSnpMMGx1UW14dlkyc3VaMmxt.jpg?w=700&webp=1)
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到这里为止,系统里边缘无关的信息都已经了解清楚了,接下来就要开始探索系统中最吸引人的地方---自定义控件和各种面板组件,最后是事件的反升处理(子控件将事件通知给父控件处理),我们会看到就好比是冒泡一样,层层上传事件,这更是系统的精华所在了,此外,GDI+操作更是不可错过的精彩。