1 files changed, 120 insertions, 0 deletions

diff --git a/gui/textbox.cpp b/gui/textbox.cpp
new file mode 100644
index 000000000..277297fec
--- /dev/null
+++ b/gui/textbox.cpp
@@ -0,0 +1,120 @@
+/*
+        Copyright 2015 bigbiff/Dees_Troy/_that TeamWin
+        This file is part of TWRP/TeamWin Recovery Project.
+
+        TWRP is free software: you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation, either version 3 of the License, or
+        (at your option) any later version.
+
+        TWRP is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with TWRP.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+// textbox.cpp - GUITextBox object
+
+#include <string>
+
+extern "C" {
+#include "../twcommon.h"
+#include "../minuitwrp/minui.h"
+}
+
+#include "rapidxml.hpp"
+#include "objects.hpp"
+
+GUITextBox::GUITextBox(xml_node<>* node) : GUIScrollList(node)
+{
+	xml_node<>* child;
+
+	mLastCount = 0;
+	mIsStatic = true;
+
+	allowSelection = false;	// textbox doesn't support list item selections
+
+	child = FindNode(node, "color");
+	if (child)
+	{
+		mFontColor = LoadAttrColor(child, "foreground", mFontColor);
+		mBackgroundColor = LoadAttrColor(child, "background", mBackgroundColor);
+		//mScrollColor = LoadAttrColor(child, "scroll", mScrollColor);
+	}
+	child = FindNode(node, "text");
+	while (child) {
+		string txt = child->value();
+		mText.push_back(txt);
+		string lookup = gui_parse_text(txt);
+		if (lookup != txt)
+			mIsStatic = false;
+		mLastValue.push_back(lookup);
+		child = child->next_sibling("text");
+	}
+}
+
+int GUITextBox::Update(void)
+{
+	if (AddLines(&mLastValue, NULL, &mLastCount, &rText, NULL)) {
+		// someone added new text
+		// at least the scrollbar must be updated, even if the new lines are currently not visible
+		mUpdate = 1;
+	}
+
+	GUIScrollList::Update();
+
+	if (mUpdate) {
+		mUpdate = 0;
+		if (Render() == 0)
+			return 2;
+	}
+	return 0;
+}
+
+size_t GUITextBox::GetItemCount()
+{
+	return rText.size();
+}
+
+void GUITextBox::RenderItem(size_t itemindex, int yPos, bool selected __unused)
+{
+	// Set the color for the font
+	gr_color(mFontColor.red, mFontColor.green, mFontColor.blue, mFontColor.alpha);
+
+	// render text
+	const char* text = rText[itemindex].c_str();
+	gr_textEx(mRenderX, yPos, text, mFont->GetResource());
+}
+
+void GUITextBox::NotifySelect(size_t item_selected __unused)
+{
+	// do nothing - textbox ignores selections
+}
+
+int GUITextBox::NotifyVarChange(const std::string& varName, const std::string& value)
+{
+	GUIScrollList::NotifyVarChange(varName, value);
+
+	if(!isConditionTrue() || mIsStatic)
+		return 0;
+
+	// Check to see if the variable exists in mText
+	for (size_t i = 0; i < mText.size(); i++) {
+		string lookup = gui_parse_text(mText.at(i));
+		if (lookup != mText.at(i)) {
+			mLastValue.at(i) = lookup;
+			mUpdate = 1;
+			// There are ways to improve efficiency here, but I am not
+			// sure if we will even use this feature in the stock theme
+			// at all except for language translation. If we start using
+			// variables in textboxes in the stock theme, we can circle
+			// back and make improvements here.
+			mLastCount = 0;
+			rText.clear();
+		}
+	}
+	return 0;
+}