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133 lines
4 KiB
C++
133 lines
4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef GUI_DIALOG_H
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#define GUI_DIALOG_H
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#include "common/scummsys.h"
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#include "common/str.h"
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#include "common/keyboard.h"
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#include "gui/object.h"
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#include "gui/ThemeEngine.h"
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namespace Common {
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struct Event;
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}
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namespace GUI {
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class EventRecorder;
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class Widget;
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// Some "common" commands sent to handleCommand()
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enum {
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kCloseWithResultCmd = 'clsr',
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kCloseCmd = 'clos',
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kOKCmd = 'ok '
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};
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class Dialog : public GuiObject {
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friend class GuiManager;
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friend class EventRecorder;
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friend class Tooltip;
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protected:
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Widget *_mouseWidget;
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Widget *_focusedWidget;
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Widget *_dragWidget;
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Widget *_tickleWidget;
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bool _visible;
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// _mouseUpdatedOnFocus instructs gui-manager whether
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// its lastMousePosition (time and x,y coordinates)
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// should be updated, when this Dialog acquires focus.
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// Default value is true.
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bool _mouseUpdatedOnFocus;
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ThemeEngine::DialogBackground _backgroundType;
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private:
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int _result;
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bool _handlingMouseWheel;
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public:
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Dialog(int x, int y, int w, int h, bool scale = false);
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Dialog(const Common::String &name);
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virtual int runModal();
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bool isVisible() const override { return _visible; }
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bool isMouseUpdatedOnFocus() const { return _mouseUpdatedOnFocus; }
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void releaseFocus() override;
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void setFocusWidget(Widget *widget);
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Widget *getFocusWidget() { return _focusedWidget; }
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bool isDragging() const { return _dragWidget != nullptr; }
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void setTickleWidget(Widget *widget) { _tickleWidget = widget; }
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void unSetTickleWidget() { _tickleWidget = nullptr; }
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Widget *getTickleWidget() { return _tickleWidget; }
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void reflowLayout() override;
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virtual void lostFocus();
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virtual void receivedFocus(int x = -1, int y = -1) { if (x >= 0 && y >= 0) handleMouseMoved(x, y, 0); }
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virtual void open();
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virtual void close();
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protected:
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/** Recursively mark all the widgets in this dialog as dirty so they are redrawn */
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void markWidgetsAsDirty();
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/** Draw the dialog in its entirety (background and widgets) */
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virtual void drawDialog(DrawLayer layerToDraw);
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/** Draw only the dialog's widgets */
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void drawWidgets();
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virtual void handleTickle(); // Called periodically (in every guiloop() )
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virtual void handleMouseDown(int x, int y, int button, int clickCount);
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virtual void handleMouseUp(int x, int y, int button, int clickCount);
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virtual void handleMouseWheel(int x, int y, int direction) override;
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virtual void handleKeyDown(Common::KeyState state);
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virtual void handleKeyUp(Common::KeyState state);
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virtual void handleMouseMoved(int x, int y, int button);
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virtual void handleMouseLeft(int button) {}
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virtual void handleOtherEvent(const Common::Event &evt);
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void handleCommand(CommandSender *sender, uint32 cmd, uint32 data) override;
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Widget *findWidget(int x, int y); // Find the widget at pos x,y if any
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Widget *findWidget(const char *name);
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void removeWidget(Widget *widget) override;
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void setMouseUpdatedOnFocus(bool mouseUpdatedOnFocus) { _mouseUpdatedOnFocus = mouseUpdatedOnFocus; }
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void setDefaultFocusedWidget();
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void setResult(int result) { _result = result; }
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int getResult() const { return _result; }
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};
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} // End of namespace GUI
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#endif
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