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目 录
摘 要...............................................................I
ABSTRACT............................................................II
1 绪 论..............................................................1
1.1 本课题研究背景和意义..........................................1
1.2 当前研究现状..................................................1
1.2.1 各个手机操作系统现状....................................2
1.3 课题的研究内容................................................3
1.4 本论文的组织结构..............................................4
2 关键技术介绍.......................................................5
2.1 Android 平台相关概念..........................................5
2.1.1 Android 系统的特点 ......................................5
2.1.2 Android 的功能..........................................5
2.1.3 Android 移动平台开发研究过程............................6
2.1.4 Android 移动平台下的应用研究 ............................6
2.2 开发环境介绍 .................................................7
2.2.1 开发工具 ................................................7
2.2.2 开发环境 ................................................8
2.3 Android 系统基本框架..........................................8
2.3.1 Applications...........................................8
2.3.2 Application FrameWork..................................8
2.3.3 Libraries 库 ...........................................9
2.3.4 Android Runtime........................................9
2.4 Activity 简介................................................10
2.5 Intent ......................................................10
3 手势加密系统分析与设计............................................11
3.1 系统可行性分析...............................................11
3.1.1 经济可行性 .............................................11
3.1.2 技术可行性.............................................11
3.1.3 操作可行性.............................................12
3.1.4 法律可行性.............................................12
3.2 系统开发环境 ................................................12
3.3 系统功能需求分析.............................................12
3.3.1 九宫格图案加解锁.......................................12
3.3.2 错误次数限制...........................................12
3.3.3 紧急呼叫...............................................12
3.3.4 重置密码...............................................12
3.3.5 其他设置...............................................13
3.4 系统总体设计.................................................13
