113 lines
3.7 KiB
C#
113 lines
3.7 KiB
C#
using System.Reflection;
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using UnityEditor;
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using UnityEngine;
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using PlasticGui;
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using Unity.PlasticSCM.Editor.UI;
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namespace Unity.PlasticSCM.Editor.Views.PendingChanges
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{
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static class DrawCommentTextArea
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{
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internal static void For(
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PlasticGUIClient plasticClient,
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float width,
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bool isOperationRunning)
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{
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using (new GuiEnabled(!isOperationRunning))
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{
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EditorGUILayout.BeginHorizontal();
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Rect textAreaRect = BuildTextAreaRect(
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plasticClient.CommentText, width);
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EditorGUI.BeginChangeCheck();
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plasticClient.CommentText = DoTextArea(
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plasticClient.CommentText ?? string.Empty,
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plasticClient.ForceToShowComment,
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textAreaRect);
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plasticClient.ForceToShowComment = false;
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if (EditorGUI.EndChangeCheck())
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OnTextAreaChanged(plasticClient, plasticClient.CommentText);
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if (string.IsNullOrEmpty(plasticClient.CommentText))
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{
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DoPlaceholderIfNeeded(PlasticLocalization.GetString(
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PlasticLocalization.Name.CheckinComment), textAreaRect);
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}
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EditorGUILayout.EndHorizontal();
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}
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}
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static void OnTextAreaChanged(PlasticGUIClient plasticClient, string text)
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{
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plasticClient.UpdateIsCommentWarningNeeded(text);
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}
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static string DoTextArea(string text, bool forceToShowText, Rect textAreaRect)
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{
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// while the text area has the focus, the changes to
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// the source string will not be picked up by the text editor.
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// so, when we want to change the text programmatically
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// we have to remove the focus, set the text and then reset the focus.
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TextEditor textEditor = typeof(EditorGUI)
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.GetField("activeEditor", BindingFlags.Static | BindingFlags.NonPublic)
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.GetValue(null) as TextEditor;
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bool shouldBeFocusFixed = forceToShowText && textEditor != null;
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if (shouldBeFocusFixed)
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EditorGUIUtility.keyboardControl = 0;
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text = EditorGUI.TextArea(
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textAreaRect, text, EditorStyles.textArea);
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if (shouldBeFocusFixed)
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EditorGUIUtility.keyboardControl = textEditor.controlID;
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return text;
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}
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static void DoPlaceholderIfNeeded(string placeholder, Rect textAreaRect)
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{
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int textAreaControlId = GUIUtility.GetControlID(FocusType.Passive) - 1;
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if (EditorGUIUtility.keyboardControl == textAreaControlId)
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return;
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Rect hintRect = textAreaRect;
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hintRect.height = EditorStyles.textArea.lineHeight;
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GUI.Label(hintRect, placeholder,
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UnityStyles.PendingChangesTab.CommentPlaceHolder);
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}
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static Rect BuildTextAreaRect(string text, float width)
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{
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GUIStyle commentTextAreaStyle =
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UnityStyles.PendingChangesTab.CommentTextArea;
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float contentWidth = width -
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commentTextAreaStyle.margin.left -
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commentTextAreaStyle.margin.right;
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float requiredHeight = commentTextAreaStyle
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.CalcHeight(new GUIContent(text), contentWidth);
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Rect result = GUILayoutUtility.GetRect(
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contentWidth, Mathf.Max(requiredHeight, 42));
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result.x += commentTextAreaStyle.margin.left;
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result.width = contentWidth;
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result.height = Mathf.Max(result.height, 42);
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return result;
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}
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}
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}
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