Feb 17, 2018 Replies: 4 This is a modification of Erel's xCustomListView version 1.50 It's essentially the same class module, except that some fields, properties and functions were added to handle item selection and enabling, but still keeping all original functionality of xCustomListView in effect. I decided to work on this to fulfill my personal needs, but I thought it might be useful to somebody else, so here it is. Regards Claudio CLVItem Fields: Color As Int Enabled As Boolean IsInitialized As Boolean Tests whether the object has been initialized. Offset As Int Panel As B4XView Selected As Boolean Size As Int TextItem As Boolean Value As Object Functions: Initialize Initializes the fields to their default value. xSelectableCustomListView Events: ItemClick (Index As Int, Value As Object) ItemDeselected (Index As Int, Value As Object) ItemDisabled (Index As Int, Value As Object) ItemEnabled (Index As Int, Value As Object) ItemLongClick (Index As Int, Value As Object) ItemRemoved (Index As Int, Value As Object) ItemSelected (Index As Int, Value As Object) ReachEnd ScrollChanged (Offset As Int) VisibleRangeChanged (FirstIndex As Int, LastIndex As Int) Fields: AnimationDuration As Int DefaultTextBackgroundColor As Int DefaultTextColor As Int sv As B4XView Functions: Add (Pnl As B4XView, Value As Object) As String Adds a custom item. AddTextItem (Text As Object, Value As Object) As String Adds a text item. The item height will be adjusted based on the text. AsView As B4XView Class_Globals As String Clear As String Clears all items. DeselectAll As String Deselects all items Items already deselected remain so. DeselectItem (Index As Int, WithEvent As Boolean) As Boolean Deselects an individual item If item is already deselected, it remains so. Index: Index of item to be deselected WithEvent: If False then _ItemDeselected event will not be raised Returns True if item successfully deselected, False otherwise. DeselectItemList (PanelList As List, WithEvent As Boolean) As List Deselects a list of items Returns a list containing their indexes Items already deselected remain so. ItemList: A list containing indexes of items to be deselected If an item could not be deselected, the corresponding item index in the returning list will be -1 WithEvent: If False then _ItemDeselected events will not be raised DesignerCreateView (Base As Object, Lbl As Label, Props As Map) As String Sub DesignerCreateView has been modified Added code get new custom properties from designer DisableAll (WithEvent As Boolean) As String Disables all items WithEvent: If False then _ItemDisabled events will not be raised DisableItem (Index As Int, WithEvent As Boolean) As Boolean Disables an individual item If item is already disabled it remains so Index: Index of item to be disabled WithEvent: If False then _ItemDisabled event will not be raised Returns True if item successfully disabled, False otherwise DisableItemList (ItemList As List, WithEvent As Boolean) As List Disables multiple items Returns a list containing their indexes items already disabled remain so. If as item could not be disabled, the corresponding item index in the returning list will be -1 ItemList: A list containing indexes of items to be disabled WithEvent: If False then _ItemDisabled events will not be raised EnableAll (WithEvent As Boolean) As String Enables all items WithEvent: If False then _ItemEnabled events will not be raised EnableItem (Index As Int, WithEvent As Boolean) As Boolean Enables an individual item If item already enabled, it remains so Index: index of item to be enabled WithEvent: If False then _ItemEnabled event will not be raised Returns True if item successfully enabled, False otherwise EnableItemList (ItemList As List, WithEvent As Boolean) As List Enables multiple items Returns a list containing their indexes Items already enabled remain so. If an item could not be enabled, the corresponding item index in the returning list will be -1 IndexList: A list containing indexes of items to be enabled WithEvent: If False then _ItemEnabled events will not be raised FindIndexFromOffset (Offset As Int) As Int Finds the index of the item (+ divider) based on the offset getAllItems As List Returns a list containing all items' indexes GetBase As B4XView getCheckChar As String Gets or sets check mark character getCheckColor As Int Gets or sets check mark color getCheckFont As Typeface Gets or sets checkmark typeface getDividerSize As Float Gets divider height in DIP getFirstVisibleIndex As Int Gets the index of the first visible item. GetItemFromView (v As B4XView) As Int Returns the index of the item that holds the given view. getLastVisibleIndex As Int Gets the index of the last visible item. GetPanel (Index As Int) As B4XView Returns the Panel stored at the specified index. getSelectedColor As Int Gets or sets selected items' panel color getSelectionEnabled As Boolean Enables or disables UI item selection getSelItems As List Returns a list containig all selected items' indexes getSelSize As Int Returns number of selected items getSelSize As Int Returns number of selected items getShowCheck As Boolean Gets or sets wheter or not check marks might be shown in selected items' panels getSize As Int Returns the number of items. GetValue (Index As Int) As Object Returns the value stored at the specified index. Initialize (vCallBack As Object, vEventName As String) As String Sub Initialize has been modified Checkmark initialization code has been added InsertAt (Index As Int, pnl As B4XView, Value As Object) As String Adds a custom item at the specified index. InsertAtTextItem (Index As Int, Text As Object, Value As Object) As String Inserts a text item at the specified index. IsItemEnabled (Index As Int) As Boolean Returns True if item is enabled, False otherwise IsItemSelected (Index As Int) As Boolean Returns True if item is selected, False otherwise IsTextItem (Index As Int) As Boolean Returns True if item is a text item, False otherwise JumpToItem (Index As Int) As String Scrolls the list to the specified item (without animating the scroll). RemoveAt (Index As Int) As String Removes the item at the specified index. ReplaceAt (Index As Int, pnl As B4XView, PanelHeight As Int, Value As Object) As String Replaces the item at the specified index with a new item. ResizeItem (Index As Int, ItemHeight As Int) As String Changes the height of an existing item. ScrollToItem (Index As Int) As String Smoothly scrolls the list to the specified item. SelectAll As String Selects all items items already selected remain so. SelectItem (Index As Int, WithEvent As Boolean) As Boolean Selects an individual item If item is already selected, it remains so. Index: item to be selected WithEvent: If False then _ItemSelected event will not be raised Returns True, if item successfully selected, False otherwise SelectItemList (IndexList As List, WithEvent As Boolean) As List Selects a list of items Returns a list containing their indexes items already selected remain so. If a item could not be selected, the corresponding item index in the returning list will be -1 IndexList: A list containing indexes of items to be selected WithEvent: If False then _ItemSelected events will not be raised IsInitialized As Boolean Tests whether the object has been initialized. Properties: AllItems As List [read only] Returns a list containing all items' indexes CheckChar As String Gets or sets check mark character CheckColor As Int Gets or sets check mark color CheckFont As Typeface Gets or sets checkmark typeface SelectedColor As Int Gets or sets selected items' panel color SelectionEnabled As Boolean Enables or disables UI item selection SelItems As List [read only] Returns a list containig all selected items' indexes SelSize As Int [read only] Returns number of selected items ShowCheck As Boolean Gets or sets wheter or not check marks might be shown in selected items' panels Size As Int [read only] Returns the number of items. Attachments xSelectableCustomListView.bas xSelectableCustomListView.bas 37.9 KB · Views: 693 Last edited: Apr 30, 2018 Click to expand...
This is a modification of Erel's xCustomListView version 1.50 It's essentially the same class module, except that some fields, properties and functions were added to handle item selection and enabling, but still keeping all original functionality of xCustomListView in effect. I decided to work on this to fulfill my personal needs, but I thought it might be useful to somebody else, so here it is. Regards Claudio CLVItem Fields: Color As Int Enabled As Boolean IsInitialized As Boolean Tests whether the object has been initialized. Offset As Int Panel As B4XView Selected As Boolean Size As Int TextItem As Boolean Value As Object Functions: Initialize Initializes the fields to their default value. xSelectableCustomListView Events: ItemClick (Index As Int, Value As Object) ItemDeselected (Index As Int, Value As Object) ItemDisabled (Index As Int, Value As Object) ItemEnabled (Index As Int, Value As Object) ItemLongClick (Index As Int, Value As Object) ItemRemoved (Index As Int, Value As Object) ItemSelected (Index As Int, Value As Object) ReachEnd ScrollChanged (Offset As Int) VisibleRangeChanged (FirstIndex As Int, LastIndex As Int) Fields: AnimationDuration As Int DefaultTextBackgroundColor As Int DefaultTextColor As Int sv As B4XView Functions: Add (Pnl As B4XView, Value As Object) As String Adds a custom item. AddTextItem (Text As Object, Value As Object) As String Adds a text item. The item height will be adjusted based on the text. AsView As B4XView Class_Globals As String Clear As String Clears all items. DeselectAll As String Deselects all items Items already deselected remain so. DeselectItem (Index As Int, WithEvent As Boolean) As Boolean Deselects an individual item If item is already deselected, it remains so. Index: Index of item to be deselected WithEvent: If False then _ItemDeselected event will not be raised Returns True if item successfully deselected, False otherwise. DeselectItemList (PanelList As List, WithEvent As Boolean) As List Deselects a list of items Returns a list containing their indexes Items already deselected remain so. ItemList: A list containing indexes of items to be deselected If an item could not be deselected, the corresponding item index in the returning list will be -1 WithEvent: If False then _ItemDeselected events will not be raised DesignerCreateView (Base As Object, Lbl As Label, Props As Map) As String Sub DesignerCreateView has been modified Added code get new custom properties from designer DisableAll (WithEvent As Boolean) As String Disables all items WithEvent: If False then _ItemDisabled events will not be raised DisableItem (Index As Int, WithEvent As Boolean) As Boolean Disables an individual item If item is already disabled it remains so Index: Index of item to be disabled WithEvent: If False then _ItemDisabled event will not be raised Returns True if item successfully disabled, False otherwise DisableItemList (ItemList As List, WithEvent As Boolean) As List Disables multiple items Returns a list containing their indexes items already disabled remain so. If as item could not be disabled, the corresponding item index in the returning list will be -1 ItemList: A list containing indexes of items to be disabled WithEvent: If False then _ItemDisabled events will not be raised EnableAll (WithEvent As Boolean) As String Enables all items WithEvent: If False then _ItemEnabled events will not be raised EnableItem (Index As Int, WithEvent As Boolean) As Boolean Enables an individual item If item already enabled, it remains so Index: index of item to be enabled WithEvent: If False then _ItemEnabled event will not be raised Returns True if item successfully enabled, False otherwise EnableItemList (ItemList As List, WithEvent As Boolean) As List Enables multiple items Returns a list containing their indexes Items already enabled remain so. If an item could not be enabled, the corresponding item index in the returning list will be -1 IndexList: A list containing indexes of items to be enabled WithEvent: If False then _ItemEnabled events will not be raised FindIndexFromOffset (Offset As Int) As Int Finds the index of the item (+ divider) based on the offset getAllItems As List Returns a list containing all items' indexes GetBase As B4XView getCheckChar As String Gets or sets check mark character getCheckColor As Int Gets or sets check mark color getCheckFont As Typeface Gets or sets checkmark typeface getDividerSize As Float Gets divider height in DIP getFirstVisibleIndex As Int Gets the index of the first visible item. GetItemFromView (v As B4XView) As Int Returns the index of the item that holds the given view. getLastVisibleIndex As Int Gets the index of the last visible item. GetPanel (Index As Int) As B4XView Returns the Panel stored at the specified index. getSelectedColor As Int Gets or sets selected items' panel color getSelectionEnabled As Boolean Enables or disables UI item selection getSelItems As List Returns a list containig all selected items' indexes getSelSize As Int Returns number of selected items getSelSize As Int Returns number of selected items getShowCheck As Boolean Gets or sets wheter or not check marks might be shown in selected items' panels getSize As Int Returns the number of items. GetValue (Index As Int) As Object Returns the value stored at the specified index. Initialize (vCallBack As Object, vEventName As String) As String Sub Initialize has been modified Checkmark initialization code has been added InsertAt (Index As Int, pnl As B4XView, Value As Object) As String Adds a custom item at the specified index. InsertAtTextItem (Index As Int, Text As Object, Value As Object) As String Inserts a text item at the specified index. IsItemEnabled (Index As Int) As Boolean Returns True if item is enabled, False otherwise IsItemSelected (Index As Int) As Boolean Returns True if item is selected, False otherwise IsTextItem (Index As Int) As Boolean Returns True if item is a text item, False otherwise JumpToItem (Index As Int) As String Scrolls the list to the specified item (without animating the scroll). RemoveAt (Index As Int) As String Removes the item at the specified index. ReplaceAt (Index As Int, pnl As B4XView, PanelHeight As Int, Value As Object) As String Replaces the item at the specified index with a new item. ResizeItem (Index As Int, ItemHeight As Int) As String Changes the height of an existing item. ScrollToItem (Index As Int) As String Smoothly scrolls the list to the specified item. SelectAll As String Selects all items items already selected remain so. SelectItem (Index As Int, WithEvent As Boolean) As Boolean Selects an individual item If item is already selected, it remains so. Index: item to be selected WithEvent: If False then _ItemSelected event will not be raised Returns True, if item successfully selected, False otherwise SelectItemList (IndexList As List, WithEvent As Boolean) As List Selects a list of items Returns a list containing their indexes items already selected remain so. If a item could not be selected, the corresponding item index in the returning list will be -1 IndexList: A list containing indexes of items to be selected WithEvent: If False then _ItemSelected events will not be raised IsInitialized As Boolean Tests whether the object has been initialized. Properties: AllItems As List [read only] Returns a list containing all items' indexes CheckChar As String Gets or sets check mark character CheckColor As Int Gets or sets check mark color CheckFont As Typeface Gets or sets checkmark typeface SelectedColor As Int Gets or sets selected items' panel color SelectionEnabled As Boolean Enables or disables UI item selection SelItems As List [read only] Returns a list containig all selected items' indexes SelSize As Int [read only] Returns number of selected items ShowCheck As Boolean Gets or sets wheter or not check marks might be shown in selected items' panels Size As Int [read only] Returns the number of items.
Claudio Oliveira Active Member Licensed User Longtime User Feb 25, 2018 #2 Version 1.03 uploaded to post #1 - Added: Event: ItemRemoved (Index As Int, Value As Object) Function: IsTextItem (Index As Int) As Boolean Returns True if item is a text item, False otherwise - Applied Erel modifications on xCustomListView V1.51 Regards Last edited: Feb 26, 2018
Version 1.03 uploaded to post #1 - Added: Event: ItemRemoved (Index As Int, Value As Object) Function: IsTextItem (Index As Int) As Boolean Returns True if item is a text item, False otherwise - Applied Erel modifications on xCustomListView V1.51 Regards
Claudio Oliveira Active Member Licensed User Longtime User Mar 2, 2018 #3 Version 1.04 uploaded to post #1 - Applied modifications on xCustomListView V1.52
Claudio Oliveira Active Member Licensed User Longtime User Mar 3, 2018 #4 Version 1.05 uploaded to post #1 - Applied modifications made on xCustomListView V1.53
Claudio Oliveira Active Member Licensed User Longtime User Apr 30, 2018 #5 Version 1.07 uploaded to post #1 - Applied modifications made on xCustomListView V1.54 - Added: Function: getDividerSize As Float Gets divider height in DIP
Version 1.07 uploaded to post #1 - Applied modifications made on xCustomListView V1.54 - Added: Function: getDividerSize As Float Gets divider height in DIP
