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/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef GUI_WIDGETS_LIST_H
#define GUI_WIDGETS_LIST_H
#include "gui/widgets/editable.h"
#include "common/str.h"
#include "gui/ThemeEngine.h"
namespace GUI {
class ScrollBarWidget;
enum NumberingMode {
kListNumberingOff = -1,
kListNumberingZero = 0,
kListNumberingOne = 1
};
/// Some special commands
enum {
kListItemSingleClickedCmd = 'LIsc', ///< single click on item (sent on mouse down) - 'data' will be item index
kListItemDoubleClickedCmd = 'LIdc', ///< double click on item (sent on mouse up) - 'data' will be item index
kListItemActivatedCmd = 'LIac', ///< item activated by return/enter - 'data' will be item index
kListItemRemovalRequestCmd = 'LIrm', ///< request to remove the item with the delete/backspace keys - 'data' will be item index
kListItemEditModeStartedCmd = 'LIes', ///< edit mode started - 'data' will be item index
kListSelectionChangedCmd = 'Lsch' ///< selection changed - 'data' will be item index
};
/* ListWidget */
class ListWidget : public EditableWidget {
public:
typedef bool (*FilterMatcher)(void *arg, int idx, const Common::U32String &item, const Common::U32String &token);
struct ListData {
Common::U32String orig;
Common::U32String clean;
ListData(const Common::U32String &o, const Common::U32String &c) { orig = o; clean = c; }
};
typedef Common::Array<ListData> ListDataArray;
protected:
Common::U32StringArray _list;
Common::U32StringArray _cleanedList;
ListDataArray _dataList;
Common::Array<int> _listIndex;
bool _editable;
bool _editMode;
NumberingMode _numberingMode;
int _currentPos;
int _entriesPerPage;
int _selectedItem;
ScrollBarWidget *_scrollBar;
int _currentKeyDown;
Common::String _quickSelectStr;
uint32 _quickSelectTime;
int _hlLeftPadding;
int _hlRightPadding;
int _leftPadding;
int _rightPadding;
int _topPadding;
int _bottomPadding;
int _scrollBarWidth;
Common::U32String _filter;
bool _quickSelect;
bool _dictionarySelect;
uint32 _cmd;
ThemeEngine::FontColor _editColor;
int _lastRead;
FilterMatcher _filterMatcher;
void *_filterMatcherArg;
public:
ListWidget(Dialog *boss, const Common::String &name, const Common::U32String &tooltip = Common::U32String(), uint32 cmd = 0);
ListWidget(Dialog *boss, int x, int y, int w, int h, bool scale, const Common::U32String &tooltip = Common::U32String(), uint32 cmd = 0);
ListWidget(Dialog *boss, int x, int y, int w, int h, const Common::U32String &tooltip = Common::U32String(), uint32 cmd = 0);
bool containsWidget(Widget *) const override;
Widget *findWidget(int x, int y) override;
void setList(const Common::U32StringArray &list);
const Common::U32StringArray &getList() const { return _cleanedList; }
void append(const Common::String &s);
void setSelected(int item);
int getSelected() const { return (_filter.empty() || _selectedItem == -1) ? _selectedItem : _listIndex[_selectedItem]; }
const Common::U32String getSelectedString() const { return stripGUIformatting(_list[_selectedItem]); }
void setNumberingMode(NumberingMode numberingMode) { _numberingMode = numberingMode; }
void scrollTo(int item);
void scrollToEnd();
int getCurrentScrollPos() const { return _currentPos; }
void enableQuickSelect(bool enable) { _quickSelect = enable; }
Common::String getQuickSelectString() const { return _quickSelectStr; }
void enableDictionarySelect(bool enable) { _dictionarySelect = enable; }
bool isEditable() const { return _editable; }
void setEditable(bool editable) { _editable = editable; }
void setEditColor(ThemeEngine::FontColor color) { _editColor = color; }
void setFilterMatcher(FilterMatcher matcher, void *arg) { _filterMatcher = matcher; _filterMatcherArg = arg; }
// Made startEditMode/endEditMode for SaveLoadChooser
void startEditMode() override;
void endEditMode() override;
void setFilter(const Common::U32String &filter, bool redraw = true);
void handleTickle() override;
void handleMouseDown(int x, int y, int button, int clickCount) override;
void handleMouseUp(int x, int y, int button, int clickCount) override;
void handleMouseWheel(int x, int y, int direction) override;
void handleMouseMoved(int x, int y, int button) override;
void handleMouseLeft(int button) override;
bool handleKeyDown(Common::KeyState state) override;
bool handleKeyUp(Common::KeyState state) override;
void handleCommand(CommandSender *sender, uint32 cmd, uint32 data) override;
void reflowLayout() override;
bool wantsFocus() override { return true; }
static Common::U32String getThemeColor(byte r, byte g, byte b);
static Common::U32String getThemeColor(ThemeEngine::FontColor color);
static ThemeEngine::FontColor getThemeColor(const Common::U32String &color);
static Common::U32String stripGUIformatting(const Common::U32String &str);
static Common::U32String escapeString(const Common::U32String &str);
protected:
void drawWidget() override;
/// Finds the item at position (x,y). Returns -1 if there is no item there.
int findItem(int x, int y) const;
void scrollBarRecalc();
void abortEditMode() override;
Common::Rect getEditRect() const override;
int getCaretOffset() const override;
void copyListData(const Common::U32StringArray &list);
void receivedFocusWidget() override;
void lostFocusWidget() override;
void checkBounds();
void scrollToCurrent();
virtual ThemeEngine::WidgetStateInfo getItemState(int item) const { return _state; }
void drawFormattedText(const Common::Rect &r, const Common::U32String &str, ThemeEngine::WidgetStateInfo state = ThemeEngine::kStateEnabled,
Graphics::TextAlign align = Graphics::kTextAlignCenter,
ThemeEngine::TextInversionState inverted = ThemeEngine::kTextInversionNone, int deltax = 0, bool useEllipsis = true,
ThemeEngine::FontColor color = ThemeEngine::kFontColorFormatting);
};
} // End of namespace GUI
#endif
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