add 'save pdf' button and print opens PDF

electron/src/main.js

@@ -1,4 +1,4 @@
-import { app, BrowserWindow, ipcMain, dialog } from 'electron';
+import { app, BrowserWindow, ipcMain, dialog, shell } from 'electron';
 var fs = require('fs');
 var path = require('path')
 var tmp = require('tmp')
@@ -43,11 +43,20 @@ app.on('window-all-closed', () => {
     app.quit();
 });
 
-ipcMain.on('print', function (event, pageSize) {
+ipcMain.on('save-pdf', function (event, pageSize) {
 	mainWindow.webContents.printToPDF({"pageSize": pageSize}, function(error, data) {
 		dialog.showSaveDialog(mainWindow, {"defaultPath": "inkstitch.pdf"}, function(filename, bookmark) {
 			if (typeof filename !== 'undefined')
 				fs.writeFileSync(filename, data, 'utf-8');
 		})
 	})
-})
+})
+
+ipcMain.on('open-pdf', function (event, pageSize) {
+	mainWindow.webContents.printToPDF({"pageSize": pageSize}, function(error, data) {
+		tmp.file({keep: true, discardDescriptor: true}, function(err, path, fd, cleanupCallback) {
+			fs.writeFileSync(path, data, 'utf-8');
+			shell.openItem(path);
+		})
+	})
+})

print/resources/inkstitch.js

@@ -369,9 +369,14 @@ $(function() {
 
   $('button.print').click(function() {
 	  var pageSize = $('select#printing-size').find(':selected').text();
-	  electron.ipcRenderer.send('print', pageSize)
+	  electron.ipcRenderer.send('open-pdf', pageSize)
   });
 
+  $('button.save-pdf').click(function() {
+	  var pageSize = $('select#printing-size').find(':selected').text();
+	  electron.ipcRenderer.send('save-pdf', pageSize)
+  });  
+  
   $('button.settings').click(function(){
     $('#settings-ui').show();
   });

print/resources/style.css

@@ -123,7 +123,7 @@ body {
     color: white;
   }
 
-  .ui button.print {
+  .ui button.print, .ui button.save-pdf {
     border: 1px solid rgb(50,132,50);
   }
 

print/templates/ui.html

@@ -2,6 +2,7 @@
         <p class="header">{{ _('Ink/Stitch Print Preview') }}</p>
         <div class="buttons">
           <button class="print">{{ _('Print') }}</button>
+          <button class="save-pdf">{{ _('Save PDF') }}</button>
           <button class="settings">{{ _('Settings') }}</button>
           <button class="close">{{ _('Close') }}</button>
         </div>