Treeview control in C#

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How to use the TreeView Control (CS).wmv d724a72d-36bc-45f3-b115-b45543a4b199 0.636444449999999 treeview 3.35742865 hierarchical 5.2307143 view 7.3545919 treeview 8.73303745 control 11.13771885 corresponding items 13.94957715 represented 16.20292635 listview control 18.3559071 mocking up 22.23511 use example 24.8275488 demonstrate 26.60802725 three 29.73572565 parent child hierarchu 33.7352098 associate 35.5497427 value 37.3942325 listvire 39.9237053 listview 42.20459415 finally 43.70372455 take look at 45.6457438 open state 47.3310239 expanded 49.957457 closed state 52.89536625 tree is collapsed 56.926101 prepare example 60.58112815 splitcontainer control 65.738093 listview control second panel 69.6150828 imagelist control 73.21050575 configured the images 77.71147965 in the image collection editor 84.93079255 indexes listview control 89.18117015 associated 92.0875159 treeview control 94.52561685 code 96.11746945 easily done 98.33826425 working with 101.05552045 imagelist property 104.46121435 properties window 107.9043708 featured 111.61925175 really lends itself 116.05772225 configured within code view 119.62199665 main.cs 121.58814175 focus 124.46704655 beginning form load 127.2802529 event 129.96460665 how to create 132.715932 hierarchy 136.87354425 first line of code 139.99918825 declare new treenode 142.5954558 instance 144.18841045 document node 146.31303975 constructor 148.81080505 name displayed 151.4086724 treeview control 154.06293545 documents 155.6905091 parent 158.46923815 series 161.47152385 nodescollection 165.15931865 three more treenodes 168.5970692 january 172.1943515 march node 174.8171973 constructor 176.7215942 new instance 180.3180057 add each of those 183.567203 to nodes collection 186.7561157 topmost parent 188.82067915 document node 191.25612815 several different 194.3810964 overloaded version 197.00882315 add shortcut 199.8522608 creae 201.82061115 create 204.0381792 treeview nodes 207.79046265 look at that 209.8209626 in a moment 212.5740216 entire hierarchu 215.8254785 hierarchy 217.9789445 treeview node 220.88834135 associating 225.41474385 take our nodes collection 228.54165995 use its 229.98178235 add method 232.69940025 document 235.54295925 single line of code 239.92179595 all of its children also 244.89000115 last but of work 248.0468617 imagelist 250.76919955 configured earlier 253.8577234 typically 256.1077608 hardcode 259.0489093 pull information 261.1409377 xml file 262.92189915 database 265.32989685 most simple case 267.17633795 lesson 269.57830275 introducing 272.48671435 next thing 275.11452615 associate 277.7377302 listview items 279.8323436 clicked 283.488305 individual tree nodes 286.4579377 form load 289.9282347 jan feb march nodes 294.23883225 after we create 297.99055445 jan node 301.30654995 create new reference 303.58427555 list 304.70968485 documents 306.8644604 variable 310.14726425 documents array list 312.86916785 use it 314.99178915 number of times 317.8997631 populate arraylist 322.3699445 collection listview items 326.33761115 add new instances 329.1184592 listview items 331.61938555 constructor 334.0564615 name displayed 336.2795499 and index 339.9016225 from our imagelist control 345.90094905 done that number of times 352.59214065 added them each to arraylist 357.4047155 tag property 360.1879921 jan node 362.9069683 tag property 365.2509649 associate 367.84467465 individual tree node 371.2199286 create reference to 373.8766191 collection 375.40742295 listview 378.5612393 added to array list 381.31515085 use to 384.62561345 retrieve array list 389.3466565 listview control 393.5030046 create new reference 397.75425405 local variable document 401.94265425 new listview items 405.47282655 finally set tag 408.44490595 property 412.1320216 new collection 414.8206894 listview items 417.69475515 all left to do 421.3841429 set small image list 424.3824604 property 426.7269819 image list control 429.53966215 forms designer 431.6662948 which view 434.3208368 by default 437.5100216 user selects 440.38553405 one of the treenodes 443.699949 check and grab out 446.82234695 value 449.76157715 treenode 453.32267015 display listview items 457.1037971 listview control 460.512898 after select event 464.10541955 clear out all items 467.0140295 right hand side 469.17152045 listview 472.6101225 retrieve arraylist 477.7030499 retrieving tag property 481.04523135 selected node 483.51827555 argument 485.35890935 value e 487.61038555 passed in 490.32900345 .net framework 492.73848645 event handler 496.57898415 event arguments 501.0194207 reference to selected node 504.20911565 tag 507.3940817 cast arraylist 512.05077215 loop through arraylist 517.7395817 all individual list items 522.05118825 adding listview items 525.8654944 items collection 528.83561345 listview control 531.70982885 take a look at 534.1489003 changing the state 538.2120658 little icon 542.68238215 specifically 546.05733795 open or closed 548.93111115 change state 552.5265363 user expands tree 556.0577415 or closes 559.30698305 beforecollapse 562.6832835 beforeexpand 566.18330165 change image 569.4662892 reference 571.9957982 currently selected 575.6538107 as argument 579.5291395 treeview 581.84246375 eventargs 585.7796259 currently selected node 589.37612025 image index 592.47083 selectedimageindex 597.12534245 current node selected or not 602.0300703 same image displayed 605.9706758 zero 608.5313073 imagelist control 611.1907846 instant before 614.31376875 expand out the tree 618.75502045 closed folder to open folder 622.8794558 number one index 625.8802427 imagelist control 628.8791656 simple as that 631.60036965 second example 634.2565624 run application again 636.8480023 contextmenu 638.85178805 second form 641.2871826 expand 644.78800685 number of checkboxes 648.8208413 enable functionality 652.7291531 multiple selections 656.1033549 programmatically 660.0964207 check individual tree nodes 664.05816785 programmatically 666.71218145 go through 671.43489575 even hierarchical arrangement 676.12063155 take look at 679.46777895 utilize properties 682.27860665 navigate 684.8710477 selectedtreenode 688.77962135 parent previous next 692.90381185 who is in my family 698.37491505 parent tree node 700.8124082 documents 703.65693545 how in code 706.7491055 to enable 709.09592525 all set 711.68698985 single property 714.28204995 checkboxes 716.2805953 set to true 718.5018515 imagelist control 721.34785835 close folder 723.50315535 open folder 726.72133905 look at 728.9433277 form load event 733.3162529 slightly different approach 737.2218436 treeview control 739.8798005 add method 742.28783675 nodes collection 744.5058595 creating 747.91241615 each tree node individually 751.66505675 nodes collection 754.2558141 or adding to parent 757.63133675 using one overloaded 760.6329502 add method 763.6338118 specify key value 767.7266917 specific treeview node 771.0384672 programmatically 774.22933455 display value 777.3548198 treeview control 780.36022005 specific node document 783.1053833 referencing 785.72833565 key value 788.5103799 sure of the index 793.2955601 document node 796.230652 referencing 799.2656384 key value 801.232093 instead 803.48179595 created right here 806.41989235 access its node 808.639974 collection 810.9510091 use its add method 816.5483028 creating jan documents node 822.26483905 programmatically 825.39164295 january 827.89218035 display value 831.770203 for feb march as well 835.76735375 see lot less code 838.33265655 same 840.48559525 treeview hierarchy 845.08248985 one step 847.95920525 begin to use 852.2404309 some specific properties 855.49017915 tree view 857.0505624 access 858.9584173 specific 861.4895579 feb node 864.05434925 programmatically 867.27170525 couple different ways 870.39793885 one approach 873.4605012 accessing specific node 876.3985919 top node 879.05565875 access it 882.0580964 its node collection 886.3371361 access feb node key value 890.93187535 properties 895.11939915 feb tree node to true 898.74693315 complex 902.43438555 which nodes were checked 905.8733765 complicated 908.5607098 nodes contain 910.40333335 other nodes 912.68390365 we may not see 916.37296375 all nodes visible to user 921.1561372 treeview control 924.65593315 recursively look 927.34348535 each node 931.6560567 look through its children 935.90724495 determine 938.0007404 which checked 940.15676085 and not 941.68811455 helper 943.03357145 function 945.0959592 recursively 949.00235605 stringbuilder 951.91095695 persist 954.12847395 add information 957.53539685 as we find nodes checked 961.0680885 starting point 963.88108165 nodes collection 966.4744989 treeview control 969.3187143 build checkstring 972.63271205 private void 975.60191725 procedure 977.7876724 each node 979.44426875 collection 981.75754765 checked 983.16566105 append 986.07047855 string builder 988.91555785 current node 992.9780851 check that 996.3219468 children call 998.2902495 current 1000.790093 method in 1003.6684354 build checkstring 1007.4499978 continue call 1010.13829935 recursively 1012.2313674 compiling here 1014.8255148 last few passed 1017.1687064 passes 1021.043474 embedded 1023.79452725 ten levels deep 1027.48274495 finished come back out 1031.45208055 use string builder 1035.45237535 display message box 1039.95258965 final example 1043.4551429 check to see family 1047.76535495 determine siblings 1051.70447055 parents 1054.08066785 properties 1055.36360775 node 1056.8301293 tree node 1059.3319241 string builder 1061.55009755 reference 1064.2390182 currently selected 1068.58075515 next node and previous node properties 1073.9591123 parent property 1077.2076803 retrieve name 1081.14586285 display within 1083.80273705 message box 1089.14637985 properties available 1092.02205335 keys 1094.0855794 specific nodes 1098.83751255 recursive function 1101.5242529 look at all 1104.400254 individual node items 1107.805779 demonstrated 1110.24509075 programmatically 1112.96448305 video 1115.4946656 tag property 1119.21548075 store information 1121.18433675 references 1123.5911134 listview items 1126.24641725 traverse 1129.3730692 object model 1132.40188325 single tree node 1135.6252166 lot more 1138.5904649 treeview control 1141.4041871 easiest 1143.4970896 popular 1146.187669 visual metaphoe 1149.71783115 metaphor 1152.720008 want to master