implemented openInAdjacentLeaf #156

src/ExcalidrawView.ts

@@ -34,7 +34,7 @@ import ExcalidrawPlugin from './main';
 import {estimateBounds, ExcalidrawAutomate, repositionElementsToCursor} from './ExcalidrawAutomate';
 import { t } from "./lang/helpers";
 import { ExcalidrawData, REG_LINKINDEX_HYPERLINK, REGEX_LINK } from "./ExcalidrawData";
-import { checkAndCreateFolder, download, getNewUniqueFilepath, splitFolderAndFilename, viewportCoordsToSceneCoords } from "./Utils";
+import { checkAndCreateFolder, download, getNewOrAdjacentLeaf, getNewUniqueFilepath, splitFolderAndFilename, viewportCoordsToSceneCoords } from "./Utils";
 import { Prompt } from "./Prompt";
 import { ClipboardData } from "@zsviczian/excalidraw/types/clipboard";
 
@@ -264,12 +264,9 @@ export default class ExcalidrawView extends TextFileView {
         document.exitFullscreen();
         this.zoomToFit();
       }
-      if(lineNum) {
-        const leaf = ev.shiftKey ? view.app.workspace.createLeafBySplit(view.leaf) : view.leaf;
-        leaf.openFile(file,{eState: {line: lineNum-1}});
-        return;
-      }
-      view.app.workspace.openLinkText(text,view.file.path,ev.shiftKey);
+      const leaf = ev.shiftKey ? getNewOrAdjacentLeaf(this.plugin,view.leaf) : view.leaf;
+      const eState = lineNum ? {eState: {line: lineNum-1}} : {};
+      leaf.openFile(file,eState);
     } catch (e) {
       new Notice(e,4000);
     }

src/Utils.ts

@@ -1,6 +1,13 @@
-import {  normalizePath, TAbstractFile, TFolder, Vault } from "obsidian";
+import {  normalizePath, TAbstractFile, TFolder, Vault, WorkspaceLeaf } from "obsidian";
 import { Random } from "roughjs/bin/math";
 import { Zoom } from "@zsviczian/excalidraw/types/types";
+import ExcalidrawPlugin from "./main";
+
+declare module "obsidian" {
+  interface Workspace {
+    getAdjacentLeafInDirection(leaf: WorkspaceLeaf, direction: string): WorkspaceLeaf;
+  }
+}
 
 /**
  * Splits a full path including a folderpath and a filename into separate folderpath and filename components
@@ -122,4 +129,15 @@ export const viewportCoordsToSceneCoords = (
   const x = (clientX - zoom.translation.x - offsetLeft) * invScale - scrollX;
   const y = (clientY - zoom.translation.y - offsetTop) * invScale - scrollY;
   return { x, y };
-};
+};
+
+export const getNewOrAdjacentLeaf = (plugin: ExcalidrawPlugin, leaf: WorkspaceLeaf):WorkspaceLeaf => {
+  if(plugin.settings.openInAdjacentPane) {
+    let leafToUse = plugin.app.workspace.getAdjacentLeafInDirection(leaf, "right");
+    if(!leafToUse){leafToUse = plugin.app.workspace.getAdjacentLeafInDirection(leaf, "left");}
+    if(!leafToUse){leafToUse = plugin.app.workspace.getAdjacentLeafInDirection(leaf, "bottom");}
+    if(!leafToUse){leafToUse = plugin.app.workspace.getAdjacentLeafInDirection(leaf, "top");}
+    return leafToUse;
+  } 
+  return plugin.app.workspace.createLeafBySplit(leaf);
+}

src/lang/locale/en.ts

@@ -79,6 +79,11 @@ export default {
               "the plugin will open it in a browser. " +
               "When Obsidian files change, the matching [[link]] in your drawings will also change. " +
               "If you don't want text accidentally changing in your drawings use [[links|with aliases]].",
+  ADJACENT_PANE_NAME: "Open in adjacent pane",
+  ADJACENT_PANE_DESC: "When CTRL+SHIFT clicking a link in Excalidraw by default the plugin will open the link in a new pane. " + 
+                      "Turning this setting on, Excalidraw will first look for an existing adjacent pane, and try to open the link there. " + 
+                      "Excalidraw will first look too the right, then to the left, then down, then up. If no pane is found, Excalidraw will open " +
+                      "a new pane.",
   LINK_BRACKETS_NAME: "Show [[brackets]] around links",
   LINK_BRACKETS_DESC: "In PREVIEW mode, when parsing Text Elements, place brackets around links. " +
                       "You can override this setting for a specific drawing by adding '" + FRONTMATTER_KEY_CUSTOM_LINK_BRACKETS + 

src/settings.ts

@@ -18,6 +18,7 @@ export interface ExcalidrawSettings {
   displaySVGInPreview: boolean,
   width: string,
   zoomToFitOnResize: boolean,
+  openInAdjacentPane: boolean,
   showLinkBrackets: boolean,
   linkPrefix: string,
   urlPrefix: string,
@@ -52,6 +53,7 @@ export const DEFAULT_SETTINGS: ExcalidrawSettings = {
   zoomToFitOnResize: true,
   linkPrefix: "📍",
   urlPrefix: "🌐",
+  openInAdjacentPane: false,
   showLinkBrackets: true,
   allowCtrlClick: true,
   forceWrap: false,
@@ -203,6 +205,16 @@ export class ExcalidrawSettingTab extends PluginSettingTab {
     this.containerEl.createEl('p',{
       text: t("LINKS_DESC")});
 
+      new Setting(containerEl)
+      .setName(t("ADJACENT_PANE_NAME")) 
+      .setDesc(t("ADJACENT_PANE_DESC"))
+      .addToggle(toggle => toggle
+        .setValue(this.plugin.settings.openInAdjacentPane)
+        .onChange(async (value) => {
+          this.plugin.settings.openInAdjacentPane = value;
+          this.applySettingsUpdate(true);
+        }));
+
     new Setting(containerEl)
       .setName(t("LINK_BRACKETS_NAME")) 
       .setDesc(t("LINK_BRACKETS_DESC"))