Added scm.inputMinLines configuration (microsoft#200551)

* added scm.inputMinLines

* Update scm.contribution.ts

Changed default to 1 per PR reject

Author: MaxBR97

src/vs/workbench/contrib/scm/browser/scm.contribution.ts

@@ -262,6 +262,13 @@ Registry.as<IConfigurationRegistry>(ConfigurationExtensions.Configuration).regis
 			maximum: 50,
 			default: 10
 		},
+		'scm.inputMinLines': {
+			type: 'number',
+			markdownDescription: localize('inputMinLines', "Controls the minimum number of lines that the input will auto-grow from."),
+			minimum: 1,
+			maximum: 50,
+			default: 1
+		},
 		'scm.alwaysShowRepositories': {
 			type: 'boolean',
 			markdownDescription: localize('alwaysShowRepository', "Controls whether repositories should always be visible in the Source Control view."),

src/vs/workbench/contrib/scm/browser/scmViewPane.ts

@@ -2263,7 +2263,8 @@ class SCMInputWidget {
 	}
 
 	getContentHeight(): number {
-		const editorContentHeight = this.inputEditor.getContentHeight();
+		const inputEditorMinHeight = this.getInputEditorMinHeight();
+		const editorContentHeight = Math.max(this.inputEditor.getContentHeight(), inputEditorMinHeight);
 		const editorContextHeightMax = this.getInputEditorMaxHeight();
 
 		return Math.min(editorContentHeight, editorContextHeightMax);
@@ -2408,6 +2409,11 @@ class SCMInputWidget {
 		return typeof inputMaxLines === 'number' ? clamp(inputMaxLines, 1, 50) : 10;
 	}
 
+	private getInputEditorMinLines(): number {
+		const inputMinLines = this.configurationService.getValue('scm.inputMinLines');
+		return typeof inputMinLines === 'number' ? clamp(inputMinLines, 1, 50) : 1;
+	}
+
 	private getInputEditorMaxHeight(): number {
 		const maxLines = this.getInputEditorMaxLines();
 		const fontSize = this.getInputEditorFontSize();
@@ -2417,6 +2423,15 @@ class SCMInputWidget {
 		return maxLines * lineHeight + top + bottom;
 	}
 
+	private getInputEditorMinHeight(): number {
+		const minLines = this.getInputEditorMinLines();
+		const fontSize = this.getInputEditorFontSize();
+		const lineHeight = this.computeLineHeight(fontSize);
+		const { top, bottom } = this.inputEditor.getOption(EditorOption.padding);
+
+		return minLines * lineHeight + top + bottom;
+	}
+
 	private getToolbarWidth(): number {
 		const showInputActionButton = this.configurationService.getValue<boolean>('scm.showInputActionButton');
 		if (!this.toolbar || !showInputActionButton || this.toolbar?.isEmpty() === true) {