List Base

List Base — CometChat documentation.

CometChatListBase is a custom UI Component which displays common components used across Conversations, Groups & Users. It serves as the base component from which these components are inherited.

Usage in Java

<Component> extends CometChatListBase

Example: CometChatUsers extends CometChatListBase

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Methods

Background

The background is a View which is present in the backdrop for CometChatListBase. You will be able to modify the background using the below methods:

Methods	Description
setBackground(@ColorInt int Color)	This method will set the background color for CometChatListBase.
setBackground(int[] colorArray, GradientDrawable.Orientation orientation)	This method will set the background drawable for CometChatListBase,It take an array of multiple colors for the gradient background.
setBackground(Drawable drawable)	This method will set the background drawable for CometChatListBase.

Java

//syntax for setBackground(Drawable drawable)
super.setBackground(getResources().getDrawable(R.drawable.background));

//syntax for setBackground(int[] colorArray, GradientDrawable.Orientation orientation)
int colorArray[]={Color.parseColor("#7141e2"),Color.parseColor("#d46cb3")};
super.setBackground(colorArray, GradientDrawable.Orientation.BL_TR);

//syntax for setBackground(@ColorInt int Color)
super.setBackground(Color.parseColor("#FF606D"));

Title

The title is a TextView that specifies a title for CometChatListBase. You will be able to modify the title using the below methods:

Methods	Description
setTitle(String title)	This method will set the title for CometChatListBase
setTitleColor(@ColorInt int color)	This method will set the title for CometChatListBase
setTitleFont(String font)	This method will set the title font for CometChatListBase
setTitleAppearance(int appearanceStyle)	This method will set the appearance of title for CometChatListBase

Java

// syntax for set setTitle(String title)
super.setTitle("Chats");
// syntax for setTitleColor(@ColorInt int color)
super.setTitleColor(Color.parseColor("#FF606D"));
// syntax for setTitleFont(String font)
super.setTitleFont("Roboto-Regular.ttf");
// syntax for setTitleAppearance(int appearanceStyle)
super.setTitleAppearance(R.style.Text1);

Search

The search is a TextInputLayout which is responsible for displaying and handling events for the search bar in CometChatListBase. You will be able to modify the search bar using the below methods:

Methods	Description
setSearchBackground(@ColorInt int searchBoxColor)	This method will set the background color for seach bar in CometChatListBase
setSearchCornerRadius(float searchBarRadius)	This method will set the corner radius for the search bar in CometChatListBase
setSearchTextColor(@ColorInt int color)	This method will set the text color for search bar in CometChatListBase
setSearchText(String text)	This method will set the text for search bar in CometChatListBase
setSearchPlaceholderText(String placeholder)	This method will set the place holder text in search bar
setSearchPlaceHolderColor	This method will set the place holder text color in search bar
setSearchTextFont(String fontName)	This method will set the font for search bar in CometChatListBase
setSearchBorderWidth(int width)	This method will set the border for search bar in CometChatListBase
setSearchBorderColor(@ColorInt int color)	This method will set the border color for the search bar in CometChatListBase
hideSearch(boolean IsSearchBoxVisible)	This method will hide/unhide the search bar as per boolean value

Java

// syntax for setSearchBackground
super.setSearchBackground(Color.parseColor("#FF606D"));

// syntax for setSearchCornerRadius
super.setSearchCornerRadius(2);

// syntax for setSearchTextColor
super.setSearchTextColor(getResources().getColor(R.color.text_color));

// syntax for setSearchTextFont
super.setSearchTextFont("Roboto-Regular.ttf");

// syntax for setSearchText
super.setSearchText("");

// syntax for setSearchBorderWidth
super.setSearchBorderWidth(0);

// syntax for setSearchBorderColor
super.setSearchBorderColor(getResources().getColor(R.color.border_color));

// syntax for hideSearch
super.hideSearch(false);

Back

The back button is the ImageButton the user can show if they wish to. This button can be modified using the following method:

Methods	Description
showBackButton(boolean isVisible)	This method will hide/show the close button as per boolean value, the user must provide the tint color for the close button icon.
backIconTint(@ColorInt int color)	Set’s the back icon color
backIcon(@DrawableRes int res)	Set’s the back icon
backIcon(Drawable res)	Set’s the back icon

Java

// syntax for showBackButton(boolean isVisible)
super.showBackButton(true);
// syntax for backIconTint(@ColorInt int color)
super.backIconTint(Color.parseColor("#FF606D"));
// syntax for backIcon(@DrawableRes int res)
super.backIcon(R.drawable.add_circle);
// syntax for backIcon(Drawable res)
super.backIcon(getResources().getDrawable(R.drawable.background));

View Methods

Below methods are used to merge view with CometChatListBase.

Methods	Description
setMenu	This method will help to add view at the top right corner of CometChatListBase.
hideMenuIcon(boolean value)	This Method will hide/unhide menu icon

Java

//syntax for addListView
super.addListView(rvConversationList);

//syntax for addMenuIcon(ImageView icon)
ImageView icon = new ImageView(context);
icon.setImageResource(R.drawable.ic_create);
super.addMenuIcon(icon);

//syntax for hideMenuIcon(boolean value)
super.hideMenuIcon(false);

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setListBaseEventListener

CometChatListBase uses an event listener named as OnEventListenerit will provide the events for search-bar and on the click of back button present in the CometChatListBase.

Event	Description
addOnSearchListener(OnSearch eventListener)	This event will be executed whenever the text in search bar changes or “Search” Icon is clicked from keyboard. It will return the text which user has entered in the search bar.
addOnBackPressListener(OnBackPress onBackPress)	When the back button is visible and the user clicks on the back button then this event will be executed

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Uses

Java

//EventListener
addOnSearchListener(new CometChatListBase.OnSearch() {
            @Override
            public void onSearch(String state, String text) {
                
            }
 addOnBackPressListener(new CometChatListBase.OnBackPress() {
            @Override
            public void onBack() {
                
            }
        });