1 files changed, 137 insertions, 0 deletions
diff --git a/engines/bladerunner/ui/ui_scroll_box.h b/engines/bladerunner/ui/ui_scroll_box.h
new file mode 100644
index 0000000000..1f416baffc
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+++ b/engines/bladerunner/ui/ui_scroll_box.h
@@ -0,0 +1,137 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef BLADERUNNER_UI_SCROLLBOX_H
+#define BLADERUNNER_UI_SCROLLBOX_H
+
+#include "bladerunner/ui/ui_component.h"
+
+#include "common/array.h"
+#include "common/rect.h"
+#include "common/str.h"
+
+namespace BladeRunner {
+
+typedef void UIScrollBoxCallback(void *callbackData, void *source, int lineData, int mouseButton);
+
+class UIScrollBox : public UIComponent
+{
+private:
+	static const int kLineHeight = 10;
+	static const int k3DFrameColors[];
+	static const int kTextBackgroundColors[];
+	static const int kTextColors1[];
+	static const int kTextColors2[];
+	static const int kTextColors3[];
+	static const int kTextColors4[];
+
+	struct Line {
+		Common::String text;
+		int lineData;
+		int flags;
+		int checkboxFrame;
+	};
+
+	int                   _selectedLineState;
+	int                   _scrollUpButtonState;
+	int                   _scrollDownButtonState;
+	int                   _scrollAreaUpState;
+	int                   _scrollAreaDownState;
+	int                   _scrollBarState;
+
+	int                   _hoveredLine;
+	int                   _selectedLineIndex;
+
+	bool                  _scrollUpButtonHover;
+	bool                  _scrollDownButtonHover;
+	bool                  _scrollAreaUpHover;
+	bool                  _scrollAreaDownHover;
+	bool                  _scrollBarHover;
+
+	bool                  _mouseButton;
+
+	UIScrollBoxCallback  *_lineSelectedCallback;
+	void                 *_callbackData;
+
+	bool                  _isVisible;
+	int                   _style;
+	bool                  _center;
+
+	int                   _timeLastScroll;
+	int                   _timeLastCheckbox;
+	int                   _timeLastHighlight;
+
+	int                   _highlightFrame;
+
+	Common::Rect          _rect;
+	Common::Rect          _scrollBarRect;
+
+	int                   _lineCount;
+	int                   _maxLineCount;
+	Common::Array<Line *> _lines;
+	int                   _maxLinesVisible;
+	int                   _firstLineVisible;
+
+public:
+	UIScrollBox(BladeRunnerEngine *vm, UIScrollBoxCallback *lineSelectedCallback, void *callbackData, int maxLineCount, int style, bool center, Common::Rect rect,Common::Rect scrollBarRect);
+	~UIScrollBox();
+
+	void draw(Graphics::Surface &surface);
+
+	void handleMouseMove(int mouseX, int mouseY);
+	void handleMouseDown(bool alternateButton);
+	void handleMouseUp(bool alternateButton);
+
+	void show();
+	void hide();
+
+	void clearLines();
+	void addLine(const Common::String &text, int lineData, int flags);
+	void addLine(const char *text, int lineData, int flags);
+	void sortLines();
+
+	int getSelectedLineData();
+
+	void checkAll();
+	void uncheckAll();
+	void toggleCheckBox(int lineData);
+
+	bool hasLine(int lineData);
+
+	void resetHighlight(int lineData);
+	void setFlags(int lineData, int flags);
+	void resetFlags(int lineData, int flags);
+
+private:
+	static int sortFunction(const void *line1, const void *line2);
+
+	void draw3DFrame(Graphics::Surface &surface, Common::Rect rect, bool pressed, int style);
+
+	void scrollUp();
+	void scrollDown();
+
+	int findLine(int lineData);
+};
+
+} // End of namespace BladeRunner
+
+#endif