gusucode.com > Matlab精彩编程100例源码程序 > Matlab精彩编程100例源码/work/shili46.m
h0=figure('toolbar','none',... 'position',[198 56 408 468],... 'name','my second gui'); h1=axes('parent',h0,... 'position',[0.15 0.45 0.7 0.5],... 'visible','on'); x=0:0.1:2*pi; k=plot(x,sin(x)); xlabel('自变量X'); ylabel('函数值Y'); title('图形色彩改变'); p1=uicontrol('parent',h0,... 'style','pushbutton',... 'backgroundcolor','r',... 'position',[60 100 50 30],... 'callback','set(k,''color'',''r'')'); p2=uicontrol('parent',h0,... 'style','pushbutton',... 'backgroundcolor','g',... 'position',[170 100 50 30],... 'callback','set(k,''color'',''g'')'); p3=uicontrol('parent',h0,... 'style','pushbutton',... 'backgroundcolor','b',... 'position',[280 100 50 30],... 'callback','set(k,''color'',''b'')'); p4=uicontrol('parent',h0,... 'style','pushbutton',... 'backgroundcolor',[1 1 1],... 'fontsize',20,... 'fontweight','demi',... 'string','关闭',... 'position',[150 30 80 60],... 'callback','close'); t1=uicontrol('parent',h0,... 'style','text',... 'string','红色',... 'fontsize',12,... 'fontweight','demi',... 'position',[60 120 50 20]); t2=uicontrol('parent',h0,... 'style','text',... 'string','绿色',... 'fontsize',12,... 'fontweight','demi',... 'position',[170 120 50 20]); t3=uicontrol('parent',h0,... 'style','text',... 'string','蓝色',... 'fontsize',12,... 'fontweight','demi',... 'position',[280 120 50 20]);