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* VisualEditor UserInterface ve.ui.HelpCompletionAction class.
*
* @copyright See AUTHORS.txt
*/
/**
* HelpCompletionAction action.
*
* Controls autocompletion of anything from the help panel
*
* @class
* @extends ve.ui.CompletionAction
* @constructor
* @param {ve.ui.Surface} surface Surface to act on
* @param {string} [source]
*/
ve.ui.HelpCompletionAction = function ( surface ) {
// Parent constructor
ve.ui.HelpCompletionAction.super.apply( this, arguments );
this.toolbar = surface.target.getToolbar();
this.tools = this.toolbar.tools;
this.toolNames = Object.keys( this.tools ).filter( ( toolName ) => {
const tool = this.tools[ toolName ];
return tool &&
// No point in going in circles
!( tool instanceof ve.ui.HelpCompletionTool ) &&
// Ignore tool groups
!( tool instanceof OO.ui.ToolGroupTool ) &&
!( tool instanceof OO.ui.PopupTool );
} );
// Push the "format" group to the bottom because it's rarely-needed
this.toolNames.sort( ( a, b ) => {
const aGroup = this.tools[ a ].constructor.static.group;
const bGroup = this.tools[ b ].constructor.static.group;
if ( aGroup === bGroup ) {
// preserve order
return 0;
}
if ( aGroup === 'format' ) {
return 1;
}
if ( bGroup === 'format' ) {
return -1;
}
// preserve order
return 0;
} );
};
/* Inheritance */
OO.inheritClass( ve.ui.HelpCompletionAction, ve.ui.CompletionAction );
/* Static Properties */
ve.ui.HelpCompletionAction.static.name = 'HelpCompletion';
ve.ui.HelpCompletionAction.static.alwaysIncludeInput = false;
ve.ui.HelpCompletionAction.static.defaultLimit = 99;
/**
* Definitions of the groups that tools can fall into
*
* Tools in a group whose name doesn't appear here will be placed
* in "other" gruop.
* The `title` field is used to place a label above the tools
* in the widget.
* `mergeWith` references a different group to add these
* tools to.
* `weight` can be used to move groups up or down the list.
* Higher values will appear at the top. The default is 0.
*/
ve.ui.HelpCompletionAction.static.toolGroups = {
textStyle: {
title: OO.ui.deferMsg( 'visualeditor-shortcuts-text-style' )
},
meta: {
mergeWith: 'insert'
},
object: {
mergeWith: 'insert'
},
format: {
title: OO.ui.deferMsg( 'visualeditor-shortcuts-formatting' ),
weight: -2
},
dialog: {
title: OO.ui.deferMsg( 'visualeditor-shortcuts-dialog' )
},
other: {
title: OO.ui.deferMsg( 'visualeditor-shortcuts-other' ),
weight: -1
},
history: {
title: OO.ui.deferMsg( 'visualeditor-shortcuts-history' ),
weight: -3
},
structure: {
title: OO.ui.deferMsg( 'visualeditor-toolbar-structure' )
},
insert: {
title: OO.ui.deferMsg( 'visualeditor-shortcuts-insert' ),
weight: 1
}
};
/* Methods */
ve.ui.HelpCompletionAction.prototype.open = function ( isolateInput ) {
if ( !isolateInput ) {
// Remove undo/redo when inputting in the surface, don't just
// show them as disabled (they are still available in the toolbar)
// TODO: One would need to completely ignore the history
// stack since before the action was triggered to use
// undo/redo from here. Might not be worth the effort.
this.toolNames = this.toolNames.filter( ( toolName ) => {
const tool = this.tools[ toolName ];
return !( tool instanceof ve.ui.HistoryTool );
} );
}
return ve.ui.HelpCompletionAction.super.prototype.open.apply( this, arguments );
};
ve.ui.HelpCompletionAction.prototype.getToolIndex = function ( toolName ) {
const tool = this.tools[ toolName ];
const toolGroups = this.constructor.static.toolGroups;
const group = this.getGroupForTool( tool );
return OO.ui.resolveMsg( toolGroups[ group ].title ) + ' ' + tool.getTitle();
};
ve.ui.HelpCompletionAction.prototype.getSuggestions = function ( input ) {
return ve.createDeferred().resolve( this.filterSuggestionsForInput(
this.toolNames,
input
) );
};
ve.ui.HelpCompletionAction.prototype.compareSuggestionToInput = function ( suggestion, normalizedInput ) {
const normalizedSuggestion = this.getToolIndex( suggestion ).toLowerCase();
// Allow character skipping in input, so for example "head2" matches "heading 2" and
// "blist" matches "bullet list"
let matchedIndex = 0;
for ( let i = 0, l = normalizedInput.length; i < l; i++ ) {
matchedIndex = normalizedSuggestion.indexOf( normalizedInput[ i ], matchedIndex );
if ( matchedIndex === -1 ) {
return {
isMatch: false,
isExact: false
};
}
matchedIndex++;
}
return {
isMatch: true,
// isExact is only used when 'alwaysIncludeInput' is set
isExact: false
};
};
ve.ui.HelpCompletionAction.prototype.getMenuItemForSuggestion = function ( toolName ) {
const tool = this.tools[ toolName ];
return new OO.ui.MenuOptionWidget( {
data: tool,
label: tool.getTitle(),
// HACK: an invalid icon name will render as a spacer for alignment
icon: tool.getIcon() || tool.constructor.static.fallbackIcon || '_',
disabled: tool.isDisabled()
} );
};
/**
* Get the group associated with a tool, resolving any mergeWith redirects
*
* @param {ve.ui.Tool} tool Tool
* @return {string} Group name
*/
ve.ui.HelpCompletionAction.prototype.getGroupForTool = function ( tool ) {
const toolGroups = this.constructor.static.toolGroups;
let group = tool.constructor.static.group;
if ( toolGroups[ group ] ) {
if ( toolGroups[ group ].mergeWith ) {
group = toolGroups[ group ].mergeWith;
}
} else {
group = 'other';
}
return group;
};
ve.ui.HelpCompletionAction.prototype.updateMenuItems = function ( menuItems ) {
const menuItemsByGroup = {};
const toolGroups = this.constructor.static.toolGroups;
menuItems.forEach( ( menuItem ) => {
const tool = menuItem.getData();
const group = this.getGroupForTool( tool );
menuItemsByGroup[ group ] = menuItemsByGroup[ group ] || [];
menuItemsByGroup[ group ].push( menuItem );
} );
const newMenuItems = [];
const groups = Object.keys( menuItemsByGroup );
groups.sort( ( a, b ) => {
const weightA = toolGroups[ a ].weight || 0;
const weightB = toolGroups[ b ].weight || 0;
return weightB - weightA;
} );
groups.forEach( ( group ) => {
newMenuItems.push(
new OO.ui.MenuSectionOptionWidget( {
label: toolGroups[ group ].title
} )
);
ve.batchPush( newMenuItems, menuItemsByGroup[ group ] );
} );
return newMenuItems;
};
ve.ui.HelpCompletionAction.prototype.chooseItem = function ( item, range ) {
// We're completely ignoring the idea that we should be "inserting" anything...
// Instead, we run the command that was chosen.
const fragment = this.surface.getModel().getLinearFragment( range, true );
fragment.removeContent();
fragment.collapseToEnd();
const tool = item.getData();
// Wait for completion widget to close, as the selected tool may
// trigger another completion widget.
setTimeout( () => {
tool.onSelect();
} );
return true;
};
/* Registration */
ve.ui.actionFactory.register( ve.ui.HelpCompletionAction );
ve.ui.commandRegistry.register( new ve.ui.Command(
'openHelpCompletions', ve.ui.HelpCompletionAction.static.name, 'open',
{ supportedSelections: [ 'linear' ] }
) );
ve.ui.commandRegistry.register( new ve.ui.Command(
'openHelpCompletionsTrigger', ve.ui.HelpCompletionAction.static.name, 'open',
{ supportedSelections: [ 'linear', 'table' ], args: [ true ] }
) );
ve.ui.sequenceRegistry.register( new ve.ui.Sequence( 'autocompleteHelpCommands', 'openHelpCompletions', '\\', 0 ) );
ve.ui.triggerRegistry.register(
'openHelpCompletionsTrigger', {
// Firefox already uses [ctrl/cmd]+shift+p
mac: [
new ve.ui.Trigger( 'cmd+shift+p' ),
new ve.ui.Trigger( 'cmd+alt+shift+p' )
],
pc: [
new ve.ui.Trigger( 'ctrl+shift+p' ),
new ve.ui.Trigger( 'ctrl+alt+shift+p' )
]
}
);
ve.ui.commandHelpRegistry.register( 'other', 'openHelpCompletions', {
trigger: 'openHelpCompletionsTrigger',
sequences: [ 'autocompleteHelpCommands' ],
label: OO.ui.deferMsg( 'visualeditor-toolbar-search-help-label' )
} );
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