Introduction

Here is a list of the xml files and what they do.

Note that all layout settings are set in the \skins\default\xui\en-us folder. Other language folders contain string translations.

Viewer XML Files

XML File	Controls
colors_base.xml	Base colors for a skin. Do not edit.
colors.xml	User-set color overrides to colors_base.xml
textures.xml	Textures loaded by the viewer. All the artwork it knows goes in here.

XML File	Controls
panel_bars.xml	Layout for all the bars as well as the clickable portion of the 3D world.
panel_status_bar.xml	Non-menu portion of the menu bar.
panel_toolbar.xml	Layout of the toolbar buttons.
panel_overlaybar.xml	Layout of the chat bar, state buttons, media and voice controls (basically all the toolbar but the bottom row).
panel_chat_bar.xml	Layout of the chat bar.
panel_media_controls.xml	Layout of the media controls.
panel_media_remote.xml	Layout of the volume controls panel when minimized.
panel_media_remote_expanded.xml	Layout of the volume controls panel when expanded.
panel_audio.xml	Layout of the expanded volume controls sliders.
panel_master_volume.xml	Legacy file. 1.18 volume controls.
panel_voice_controls.xml	Layout of the voice controls.
panel_voice_remote.xml	Layout of the volume controls panel when minimized.
panel_voice_remote_expanded.xml	Layout of the volume controls panel when expanded.

XML File	Controls
floater_preferences.xml	Main preferences floater.
panel_preferences_general.xml	Layout of the "General" preferences tab.
panel_preferences_skins.xml	Layout of the "Skins" preferences tab.
panel_preferences_input.xml	Layout of the "Input and Camera" preferences tab.
panel_preferences_network.xml	Layout of the "Network" preferences tab.
panel_preferences_web.xml	Layout of the "Web" preferences tab.
panel_preferences_graphics1.xml	Layout of the "Graphics" preferences tab.
floater_hardware_settings.xml	Layout of the "Hardware Options" floater.
panel_preferences_audio.xml	Layout of the "Audio and Video" preferences tab.
panel_preferences_chat.xml	Layout of the "Text Chat" preferences tab.
panel_preferences_voice.xml	Layout of the "Voice Chat" preferences tab.
panel_audio_device.xml	Layout of "Device Settings" in the "Voice Chat" preferences tab.
floater_select_key.xml	Select key floater for push-to-talk.
floater_voice_wizard.xml	Legacy file. Wizard was removed.
panel_voice_options.xml	Legacy file. Part of the voice wizard.
panel_voice_enable.xml	Legacy file. Part of the voice wizard.
panel_preferences_im.xml	Layout of the "Communication" preferences tab.
panel_preferences_popups.xml	Layout of the "Popups" preferences tab.

XML File	Controls
floater_chatterbox.xml	Communicate floater.
floater_my_friends.xml	Location of the "friends" and "groups" tabs.
panel_friends.xml	Friends list.
panel_groups.xml	Groups list.
floater_chat_history.xml	Local chat.
floater_instant_message.xml	Single user IM window.
floater_instant_message_ad_hoc.xml	Conference chat IM window.
floater_instant_message_group.xml	Group chat IM window.
floater_im.xml	IM window error messages.
floater_new_im.xml	Legacy file. New IM tab.

XML File	Controls
panel_group.xml	Main group floater.
panel_group_general.xml	Layout of the "General" group tab.
panel_group_roles.xml	Layout of the "Members and Roles" group tab.
panel_group_notices.xml	Layout of the "Notices" group tab.
panel_group_voting.xml	Layout of the "Proposals" group tab.
panel_group_land_money.xml	Layout of the "Land and Lindens" group tab.
panel_group_invite.xml	Layout of the invite to group floater.
panel_group_finder.xml	Legacy file. Old group window.
floater_group_info.xml	Group info tips.
role_actions.xml	Role abilities list.

XML File	Controls
floater_tools.xml	Tools floater, including all tabs.
floater_build_options.xml	Grid options floater.
floater_choose_group.xml	Floater to set an object to a group.
floater_color_picker.xml	Color picker floater.
floater_texture_ctrl.xml	Texture picker floater.

XML File	Controls
panel_avatar.xml	Profiles floater, including all tabs.
panel_avatar_pick.xml	Layout of each pick.
panel_top_pick.xml	Legacy file. Old pick layout.
panel_avatar_classified.xml	Layout of each classified.
panel_classified.xml	Legacy file. Old classified layout.
floater_price_for_listing.xml	Floater to set price for classified ads.
floater_preview_classified.xml	Container panel for classified preview.

XML File	Controls
menu_viewer.xml	Viewer menus in the menu bar.
menu_login.xml	Menu for the login screen.
menu_inventory.xml	Right click menu for the inventory.
menu_pie_attachment.xml	Pie menu for attachments.
menu_pie_self.xml	Pie menu for your own avatar.
menu_pie_avatar.xml	Pie menu for other avatars.
menu_pie_land.xml	Pie menu for land.
menu_pie_object.xml	Pie menu for objects rezed inworld.
menu_pie_self.xml	Pie menu for your own avatar.
menu_slurl.xml	Legacy file. Used to be what you got when you right-clicked links.

XML File	Controls
floater_region_info.xml	Region/Estate floater.
panel_region_general.xml	Layout of the "Region" tab.
panel_region_debug.xml	Layout of the "Debug" tab.
panel_region_texture.xml	Layout of the "Ground Textures" tab.
panel_region_terrain.xml	Layout of the "Terrain" tab.
panel_region_estate.xml	Layout of the "Estate" tab.
panel_region_covenant.xml	Layout of the "Covenant" tab.

XML File	Controls
floater_preview_animation.xml	Inworld animation player.
floater_animation_preview.xml	Preview floater when uploading an animation.
floater_preview_texture.xml	Texture previewer (what you get when you open a texture inworld)
floater_preview_texture_keep_discard.xml	Texture previewer with keep/discard buttons.
floater_preview_embedded_texture.xml	Texture previewer when opened from a notecard.
floater_preview_existing_landmark.xml	Container panel for LMs.
panel_place.xml	Landmark floater.
panel_place_small.xml
floater_preview_url.xml	Container panel for opening SLURL previews.

XML File	Controls
floater_report_bug.xml	Legacy file. The old inworld bug reporter, which sadly is no more.
floater_about.xml	Bottom half of the "About Second Life..." floater.
floater_active_speakers.xml	Active speakers floater.
floater_landmark_ctrl.xml	Legacy file? Landmark organization floater.
floater_tos.xml	Terms of Service floater.
floater_camera.xml	Camera controls.
floater_moveview.xml	Movement controls.
floater_joystick.xml	Joystick Flycam controls.
floater_avatar_picker.xml	People chooser.
floater_bumps.xml	Bumps, Pushes, and Hits floater.