scummvm/engines/bladerunner/ui/ui_dropdown.h
2020-11-14 19:27:08 +01:00

125 lines
4.0 KiB
C++

/* 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_DROPDOWN_H
#define BLADERUNNER_UI_DROPDOWN_H
#include "bladerunner/color.h"
#include "bladerunner/ui/ui_component.h"
#include "common/array.h"
#include "common/rect.h"
#include "common/str.h"
namespace BladeRunner {
class BladeRunnerEngine;
class UIImagePicker;
class UIScrollBox;
typedef void UIDropDownLineSelectedCallback(void *callbackData, void *source, int data, int mouseButton);
typedef void UIDropDownGenericCallback(void *callbackData, void *source);
class UIDropDown : public UIComponent {
static const int kDropDownButtonShapeWidth = 15;
static const int kDropDownButtonShapeHeight = 10;
static const uint8 kFrameRectPaddingPx = 2;
static const int kFurthestLeftForScrollBar = 495;
static const Color256 kColors[];
int _controlLeftX;
Common::String _labelStr;
bool _isVisible;
int _lineSelectedId;
Common::String _lineSelectedStr;
UIScrollBox *_lineSelectorScrollBox;
UIImagePicker *_lineDropdownBtn;
//int _lineDropdownBtnTopY;
//int _lineDropdownBtnHeight;
Common::Rect _lineSelectorFrameRect;
int _lineSelectorFrameRectColor;
bool _lineSelectorFrameRectHasFocus;
int _lineSelectorScrollBoxMaxLineWidth;
UIDropDownLineSelectedCallback *_ddlLineSelectedCallback;
UIDropDownGenericCallback *_ddlCancelledCallback;
UIDropDownGenericCallback *_ddlTopFrameClickCallback;
void *_callbackData;
int _mouseX;
int _mouseY;
public:
UIDropDown(BladeRunnerEngine *vm, UIDropDownLineSelectedCallback *ddlLineSelectedCallback,
UIDropDownGenericCallback *ddlCancelledCallback,
UIDropDownGenericCallback *ddlTopFrameClickCallback,
void *callbackData,
Common::String labelStr,
int controlLeftX,
int controlTopY,
int scrollBoxMaxLineCount);
~UIDropDown() override;
void draw(Graphics::Surface &surface) override;
void handleMouseMove(int mouseX, int mouseY) override;
void handleMouseDown(bool alternateButton) override;
void handleMouseUp(bool alternateButton) override;
void handleMouseScroll(int direction) override;
void show();
void hide();
bool isVisible();
bool isDropDownMenuExpanded();
void activate();
void deactivate();
void clearLines();
void addLine(const Common::String &text, int lineData);
void addLine(const char *text, int lineData);
void sortLines();
void setLabelStr(Common::String newLabel);
void setControlLeft(int controlLeftX);
Common::String getLineSelectedStr();
private:
static void mouseDownLDBCallback(int buttonId, void *callbackData);
static void scrollBoxLineSelectCallback(void *callbackData, void *source, int lineData, int mouseButton);
void onButtonPressed(int buttonId);
void showSelectionDropdown(bool showToggle);
};
} // End of namespace BladeRunner
#endif