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Diffstat (limited to 'gui/widgets/editable.h')
-rw-r--r-- | gui/widgets/editable.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/gui/widgets/editable.h b/gui/widgets/editable.h new file mode 100644 index 0000000000..0cd1f2721c --- /dev/null +++ b/gui/widgets/editable.h @@ -0,0 +1,95 @@ +/* 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. + * + * $URL$ + * $Id$ + */ + +#ifndef GUI_WIDGETS_EDITABLE_H +#define GUI_WIDGETS_EDITABLE_H + +#include "common/str.h" +#include "common/rect.h" +#include "gui/widget.h" +#include "gui/GuiManager.h" + +namespace GUI { + +/** + * Base class for widgets which need to edit text, like ListWidget and + * EditTextWidget. + */ +class EditableWidget : public Widget, public CommandSender { +public: + typedef Common::String String; +protected: + String _editString; + + uint32 _cmd; + + bool _caretVisible; + uint32 _caretTime; + int _caretPos; + + bool _caretInverse; + + int _editScrollOffset; + + ThemeEngine::FontStyle _font; + + ThemeEngine::TextInversionState _inversion; + +public: + EditableWidget(GuiObject *boss, int x, int y, int w, int h, const char *tooltip = 0, uint32 cmd = 0); + EditableWidget(GuiObject *boss, const String &name, const char *tooltip = 0, uint32 cmd = 0); + virtual ~EditableWidget(); + + void init(); + + virtual void setEditString(const String &str); + virtual const String &getEditString() const { return _editString; } + + virtual void handleTickle(); + virtual bool handleKeyDown(Common::KeyState state); + + virtual void reflowLayout(); + +protected: + virtual void startEditMode() = 0; + virtual void endEditMode() = 0; + virtual void abortEditMode() = 0; + + virtual Common::Rect getEditRect() const = 0; + virtual int getCaretOffset() const; + void drawCaret(bool erase); + bool setCaretPos(int newPos); + bool adjustOffset(); + void makeCaretVisible(); + + void defaultKeyDownHandler(Common::KeyState &state, bool &dirty, bool &forcecaret, bool &handled); + + void setFontStyle(ThemeEngine::FontStyle font) { _font = font; } + + virtual bool tryInsertChar(byte c, int pos); +}; + +} // End of namespace GUI + +#endif |