From b691c43c44ff180d10e7d4a9afc83b98551ff586 Mon Sep 17 00:00:00 2001
From: daoge_cmd <3523206925@qq.com>
Date: Sun, 1 Mar 2026 12:16:08 +0800
Subject: Initial commit

---
 Minecraft.Client/EditBox.cpp | 110 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 Minecraft.Client/EditBox.cpp

(limited to 'Minecraft.Client/EditBox.cpp')

diff --git a/Minecraft.Client/EditBox.cpp b/Minecraft.Client/EditBox.cpp
new file mode 100644
index 00000000..54ee62ef
--- /dev/null
+++ b/Minecraft.Client/EditBox.cpp
@@ -0,0 +1,110 @@
+#include "stdafx.h"
+#include "EditBox.h"
+#include "..\Minecraft.World\SharedConstants.h"
+
+EditBox::EditBox(Screen *screen, Font *font, int x, int y, int width, int height, const wstring& value)
+{
+	// 4J - added initialisers
+	maxLength = 0;
+	frame = 0;
+
+	this->screen = screen;
+	this->font = font;
+	this->x = x;
+	this->y = y;
+	this->width = width;
+	this->height = height;
+	this->setValue(value);
+}
+
+void EditBox::setValue(const wstring& value)
+{
+	this->value = value;
+}
+
+wstring EditBox::getValue()
+{
+	return value;
+}
+
+void EditBox::tick()
+{
+	frame++;
+}
+
+void EditBox::keyPressed(wchar_t ch, int eventKey)
+{
+    if (!active || !inFocus) {
+        return;
+    }
+
+
+    if (ch == 9)
+	{
+        screen->tabPressed();
+    }
+/* 4J removed
+    if (ch == 22)
+	{
+        String msg = Screen.getClipboard();
+        if (msg == null) msg = "";
+        int toAdd = 32 - value.length();
+        if (toAdd > msg.length()) toAdd = msg.length();
+        if (toAdd > 0) {
+            value += msg.substring(0, toAdd);
+        }
+    }
+	*/
+
+    if (eventKey == Keyboard::KEY_BACK && value.length() > 0)
+	{
+        value = value.substr(0, value.length() - 1);
+    }
+    if (SharedConstants::acceptableLetters.find(ch) != wstring::npos && (value.length() < maxLength || maxLength == 0))
+	{
+        value += ch;
+    }
+
+}
+
+void EditBox::mouseClicked(int mouseX, int mouseY, int buttonNum)
+{
+    bool newFocus = active && (mouseX >= x && mouseX < (x + width) && mouseY >= y && mouseY < (y + height));
+    focus(newFocus);
+}
+
+void EditBox::focus(bool newFocus)
+{
+    if (newFocus && !inFocus)
+	{
+        // reset the underscore counter to give quicker selection feedback
+        frame = 0;
+    }
+    inFocus = newFocus;
+}
+
+void EditBox::render()
+{
+    fill(x - 1, y - 1, x + width + 1, y + height + 1, 0xffa0a0a0);
+    fill(x, y, x + width, y + height, 0xff000000);
+
+    if (active)
+	{
+        bool renderUnderscore = inFocus && (frame / 6 % 2 == 0);
+        drawString(font, value + (renderUnderscore ? L"_" : L""), x + 4, y + (height - 8) / 2, 0xe0e0e0);
+    }
+	else
+	{
+        drawString(font, value, x + 4, y + (height - 8) / 2, 0x707070);
+    }
+}
+
+void EditBox::setMaxLength(int maxLength)
+{
+	this->maxLength = maxLength;
+}
+
+int EditBox::getMaxLength()
+{
+	return maxLength;
+}
\ No newline at end of file
-- 
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