listview颜色控制效果
代码语言：javascript复制import win.ui;
/*DSG{{*/
var winform = win.form(text="listview color";right=627;bottom=294;border="dialog frame")
winform.add(
button={cls="button";text="增加项目：指定整行同一颜色";left=393;top=39;right=591;bottom=83;z=2};
button2={cls="button";text="设置颜色";left=395;top=175;right=519;bottom=219;z=3};
button3={cls="button";text="增加项目：每列设置不同颜色";left=392;top=93;right=593;bottom=137;z=4};
listview={cls="listview";left=12;top=13;right=350;bottom=287;bgcolor=16777215;dl=1;dr=1;fullRow=1;gridLines=1;z=1}
)
/*}}*/
import util;
winform.listview.insertColumn("标题3",60,,0x0/*_LVCFMT_LEFT*/)
winform.listview.insertColumn("标题2",60,,0x0/*_LVCFMT_LEFT*/)
winform.listview.insertColumn("标题1",150,,0x0/*_LVCFMT_LEFT*/)
winform.listview.addItem({text={"新增内容";"2";"2,2"};color=0xff0000;colorBk=0xff00});//在onnotify之前增加的项目不能设置颜色
//自绘
winform.listview.onnotify = function(id,code,ptr){
if( code == 0xFFFFFFF4/*_NM_CUSTOMDRAW*/ ){
owner._clrText:=..table.array(owner.count,owner.columnCount,0);
owner._clrTextBk:=..table.array(owner.count,owner.columnCount,0xffffff);
if(!owner._modified){//修改addItem函数，增加项目时，更新颜色table
owner._modified=true;
owner.addItem=..util.before(owner,owner.addItem,function(data){
/*如果不考虑可以新增项目时指定每列颜色，这里仅需要2行，此处注释以外的2个if语句删除即可。
owner._clrText[owner.count 1]=..table.array(owner.columnCount,data.color:0);
owner._clrTextBk[owner.count 1]=..table.array(owner.columnCount,data.colorBk:0xffffff);
*/
if(data.color && type(data.color)==type.table){
owner._clrText[owner.count 1]=table.array(owner.columnCount,0);
table.mixin(owner._clrText[owner.count 1],data.color);
}else {
owner._clrText[owner.count 1]=..table.array(owner.columnCount,data.color:0);
}
if(data.colorBk && type(data.colorBk)==type.table){
owner._clrTextBk[owner.count 1]=..table.array(owner.columnCount,0xffffff);
table.mixin(owner._clrTextBk[owner.count 1],data.colorBk);
}else {
owner._clrTextBk[owner.count 1]=..table.array(owner.columnCount,data.colorBk:0xffffff);
}
});
}
var lvcd = owner.getNotifyCustomDraw(code,ptr);
if( lvcd.nmcd.dwDrawStage == 0x10001/*_CDDS_ITEMPREPAINT*/)
return 0x20/*_CDRF_NOTIFYSUBITEMDRAW*/
elseif( lvcd.nmcd.dwDrawStage == 1/*_CDDS_PREPAINT*/ ){
return 0x20/*_CDRF_NOTIFYITEMDRAW*/;
}
elseif( lvcd.nmcd.dwDrawStage == ( 0x10001/*_CDDS_ITEMPREPAINT*/ | 0x20000/*_CDDS_SUBITEM*/) ){
lvcd.clrText=owner._clrText[lvcd.nmcd.dwItemSpec 1][lvcd.iSubItem 1];
lvcd.clrTextBk=owner._clrTextBk[lvcd.nmcd.dwItemSpec 1][lvcd.iSubItem 1];
lvcd.update()
return 0/*_CDRF_DODEFAULT*/
}
}
}
winform.button2.oncommand = function(id,event){//更新指定单元格的颜色
winform.listview._clrText[1][1]=0xff
winform.listview._clrTextBk[1][1]=0xff00
winform.listview.redraw()
}
winform.button.oncommand = function(id,event){
winform.listview.addItem({text={"新增内容";"2";"2,2"};color=0xff0000;colorBk=0xff00})//指定整列的颜色
}
winform.button3.oncommand = function(id,event){
//winform.msgbox( winform.button3.text );
winform.listview.addItem({text={"新增内容";"2";"未指定还是默认颜色"};color={0xff0000;0xff};colorBk={0xff00;0xcccccc}})//指定每列的颜色
}
winform.show()
win.loopMessage();
