分享一个lcd12864液晶屏的多级菜单实现方法，可方便实现无限级菜单
这是移植别人,加以修改的,支持从第一行菜单直接跳转到最后一行,反之如此
由于不知道怎么通过函数指针传递参数,所以在结构体里另定义了一个变,用来传
递参数量,如各位有更好的改法,,请在贴里贴出
所有资料51hei提供下载:
多级菜单 按键切换.zip
(122.07 KB, 下载次数: 628)
单片机源程序如下:
- #include "muti_menu.h"
- #include "stdlib.h"
- #include "stdio.h"
- #include "string.h"
- Menu Menu_main={
- 3,0,
- " 主菜单",
- {
- "显示",
- "设置",
- "更多"
- }
- };
- Menu Menu_set={
- 2, 0,
- " 设置",
- {
- "运行参数",
- "参数2"
- }
- };
- Menu Menu_more={
- 8,0,
- " 更多",
- {
- "菜单1",
- "菜单2",
- "菜单3",
- "菜单4",
- "菜单5",
- "菜单6",
- "菜单7",
- "菜单8"
- }
- };
-
- Menu Interface_showData={
- 0,0
- };
- Menu Interface_setRunningData={
- 0,0
- };
- Menu Interface_showTest={
- 0,0
- };
- struct currMenu
- {
- Menu *menu; //指向的菜单指针
- //u8 selectRow; //当前选择的是哪一项
-
-
- }CurrMenu;
- void keyEvent_menuUP(void);
- void keyEvent_menuDOWN(void);
- void keyEvent_menuENTER(void);
- void keyEvent_menuBACK(void);
- void keyEvent_Empty(void);
- void GUIfunc_showTest(void);
- void GUIfunc_setRunningData(void);
- void GUIfunc_showData(void);
- void initMenu(void)
- {
- u8 i;
- Menu_main.submenuPtr=malloc(sizeof(&Menu_main)*Menu_main.num);
- Menu_main.submenuPtr[0]=&Interface_showData;
- Menu_main.submenuPtr[1]=&Menu_set;
- Menu_main.submenuPtr[2]=&Menu_more;
- Menu_main.parent=NULL;
- Menu_main.funcKeyUP=&keyEvent_menuUP;
- Menu_main.funcKeyDOWN=&keyEvent_menuDOWN;
- Menu_main.funcKeyLEFT=&keyEvent_Empty;
- Menu_main.funcKeyRIGHT=&keyEvent_menuENTER;
-
- Menu_set.submenuPtr=malloc(sizeof(&Menu_set)*Menu_set.num);
- Menu_set.submenuPtr[0]=&Interface_setRunningData;
- Menu_set.submenuPtr[1]=&Interface_showTest;
- Menu_set.parent=&Menu_main;
- Menu_set.funcKeyUP=&keyEvent_menuUP;
- Menu_set.funcKeyDOWN=&keyEvent_menuDOWN;
- Menu_set.funcKeyLEFT=&keyEvent_menuBACK;
- Menu_set.funcKeyRIGHT=&keyEvent_menuENTER;
-
-
- Menu_more.submenuPtr=malloc(sizeof(&Menu_more)*Menu_more.num);
- for(i=0;i<Menu_more.num;i++) Menu_more.submenuPtr[i]=&Interface_showTest;
- Menu_more.parent=&Menu_main;
- Menu_more.funcKeyUP=&keyEvent_menuUP;
- Menu_more.funcKeyDOWN=&keyEvent_menuDOWN;
- Menu_more.funcKeyLEFT=&keyEvent_menuBACK;
- Menu_more.funcKeyRIGHT=&keyEvent_menuENTER;
-
- Interface_showData.func=&GUIfunc_showData;
- Interface_showData.parent=&Menu_main;
- Interface_showData.funcKeyUP=&keyEvent_Empty;
- Interface_showData.funcKeyDOWN=&keyEvent_Empty;
- Interface_showData.funcKeyLEFT=&keyEvent_menuBACK;
- Interface_showData.funcKeyRIGHT=&keyEvent_Empty;
-
- Interface_setRunningData.func=&GUIfunc_setRunningData;
- Interface_setRunningData.parent=&Menu_set;
- Interface_setRunningData.funcKeyUP=&keyEvent_Empty;
- Interface_setRunningData.funcKeyDOWN=&keyEvent_Empty;
- Interface_setRunningData.funcKeyLEFT=&keyEvent_menuBACK;
- Interface_setRunningData.funcKeyRIGHT=&keyEvent_Empty;
-
- Interface_showTest.func=&GUIfunc_showTest;
- Interface_showTest.parent=&Menu_more;
- Interface_showTest.funcKeyUP=&keyEvent_Empty;
- Interface_showTest.funcKeyDOWN=&keyEvent_Empty;
- Interface_showTest.funcKeyLEFT=&keyEvent_menuBACK;
- Interface_showTest.funcKeyRIGHT=&keyEvent_Empty;
-
-
- CurrMenu.menu=&Menu_main;
- //CurrMenu.selectRow=0;
-
-
-
- }
- void displayCurrentMenu(void)
- {
- u8 i,j;
- u8 page;
- char tempstr[16]={0};
- if (CurrMenu.menu->num > 0)
- {
- displayString(0,0,CurrMenu.menu->menuName);
- CurrMenu.menu->recordSubNum<3?(page=1):(page=CurrMenu.menu->recordSubNum/3+1);
- //printf("%d",CurrMenu.menu->recordSubNum);
- for(i=0;i<3;i++)
- {
- j=(page-1)*3+i;
- if (j<CurrMenu.menu->num)
- {
- sprintf(tempstr,"%d",j+1);
- displayString(i+1,0,tempstr);
- displayString(i+1,1,CurrMenu.menu->submenuName[j]);
- if ((CurrMenu.menu->submenuPtr[j])->num != 0) displayString(i+1,7,"\x10");
- }else
- {
- displayString(i+1,0," ");
- }
- }
- writeWhiteLine(CurrMenu.menu->recordSubNum%3+2);
- }
- else
- {
- CurrMenu.menu->func();
- }
- }
- void GUIfunc_showTest(void)
- {
- displayString(0,0,"测试 ");
- displayString(1,0," ");
- displayString(2,0," ");
- displayString(3,0,"返回 确认");
- }
- void GUIfunc_showData(void)
- {
- displayString(0,0,"主速度= ");
- displayString(1,0,"转速=");
- displayString(2,0," ");
- displayString(3,0," ");
- }
- void GUIfunc_setRunningData(void)
- {
- displayString(0,0,"设置选项");
- displayString(1,0,"最大转速");
- displayString(2,0,"是否启用自动控制");
- displayString(3,0," ");
- }
- void keyEvent_menuUP(void)
- {
- if (CurrMenu.menu->recordSubNum<(CurrMenu.menu->num-1))
- {
- CurrMenu.menu->recordSubNum++;
- //CurrMenu.menu->recordSubNum=CurrMenu.selectRow;
- }
- }
- void keyEvent_menuDOWN(void)
- {
- if (CurrMenu.menu->recordSubNum>0)
- {
- CurrMenu.menu->recordSubNum--;
- //CurrMenu.menu->recordSubNum=CurrMenu.selectRow;
- }
- }
- void keyEvent_menuENTER(void)
- {
- clearLcd();
- CurrMenu.menu=CurrMenu.menu->submenuPtr[CurrMenu.menu->recordSubNum];
- CurrMenu.menu->recordSubNum=0;
- }
- void keyEvent_menuBACK(void)
- {
-
- if (CurrMenu.menu->parent != NULL)
- {
- clearLcd();
- CurrMenu.menu=CurrMenu.menu->parent;
- }
- }
- void keyEvent_Empty(void){}
- void KeyProc(void)
- {
-
- if (Trg>0)
- {
- if(Trg&(1<<UP_Press))
- {
- CurrMenu.menu->funcKeyUP();
- }
- else if(Trg&(1<<DOWN_Press))
- {
- CurrMenu.menu->funcKeyDOWN();
- }
- else if(Trg&(1<<LEFT_Press))
- ……………………
- …………限于本文篇幅 余下代码请从51黑下载附件…………
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