Add page print button

cc @silvyn

core/language/en-GB/Buttons.multids

@@ -76,6 +76,8 @@ Permalink/Caption: permalink
 Permalink/Hint: Set browser address bar to a direct link to this tiddler
 Permaview/Caption: permaview
 Permaview/Hint: Set browser address bar to a direct link to all the tiddlers in this story
+Print/Caption: print page
+Print/Hint: Print the current page
 Refresh/Caption: refresh
 Refresh/Hint: Perform a full refresh of the wiki
 Save/Caption: ok

core/modules/startup/story.js

@@ -55,7 +55,7 @@ exports.startup = function() {
 		});
 		// Listen for the tm-print message
 		$tw.rootWidget.addEventListener("tm-print",function(event) {
-			window.print();
+			(event.event.view || window).print();
 		});
 		// Listen for the tm-home message
 		$tw.rootWidget.addEventListener("tm-home",function(event) {

core/modules/widgets/action-sendmessage.js

@@ -78,7 +78,8 @@ SendMessageWidget.prototype.invokeAction = function(triggeringWidget,event) {
 		param: param,
 		paramObject: paramObject,
 		tiddlerTitle: this.getVariable("currentTiddler"),
-		navigateFromTitle: this.getVariable("storyTiddler")
+		navigateFromTitle: this.getVariable("storyTiddler"),
+		event: event
 	});
 	return true; // Action was invoked
 };

core/modules/widgets/button.js

@@ -131,12 +131,13 @@ ButtonWidget.prototype.navigateTo = function(event) {
 		navigateFromNode: this,
 		navigateFromClientRect: { top: bounds.top, left: bounds.left, width: bounds.width, right: bounds.right, bottom: bounds.bottom, height: bounds.height
 		},
-		navigateSuppressNavigation: event.metaKey || event.ctrlKey || (event.button === 1)
+		navigateSuppressNavigation: event.metaKey || event.ctrlKey || (event.button === 1),
+		event: event
 	});
 };
 
 ButtonWidget.prototype.dispatchMessage = function(event) {
-	this.dispatchEvent({type: this.message, param: this.param, tiddlerTitle: this.getVariable("currentTiddler")});
+	this.dispatchEvent({type: this.message, param: this.param, tiddlerTitle: this.getVariable("currentTiddler"), event: event});
 };
 
 ButtonWidget.prototype.triggerPopup = function(event) {

core/ui/PageControls/print.tid

@@ -0,0 +1,13 @@
+title: $:/core/ui/Buttons/print
+tags: $:/tags/PageControls
+caption: {{$:/core/images/print-button}} {{$:/language/Buttons/Print/Caption}}
+description: {{$:/language/Buttons/Print/Hint}}
+
+<$button message="tm-print" tooltip={{$:/language/Buttons/Print/Hint}} aria-label={{$:/language/Buttons/Print/Caption}} class=<<tv-config-toolbar-class>>>
+<$list filter="[<tv-config-toolbar-icons>prefix[yes]]">
+{{$:/core/images/print-button}}
+</$list>
+<$list filter="[<tv-config-toolbar-text>prefix[yes]]">
+<span class="tc-btn-text"><$text text={{$:/language/Buttons/Print/Caption}}/></span>
+</$list>
+</$button>

core/wiki/config/PageControlButtons.multids

@@ -16,6 +16,7 @@ core/ui/Buttons/new-journal: hide
 core/ui/Buttons/new-image: hide
 core/ui/Buttons/palette: hide
 core/ui/Buttons/permaview: hide
+core/ui/Buttons/print: hide
 core/ui/Buttons/storyview: hide
 core/ui/Buttons/theme: hide
 core/ui/Buttons/unfold-all: hide