mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-26 19:55:44 +00:00
384 lines
12 KiB
C++
384 lines
12 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 GUI_WIDGET_H
|
|
#define GUI_WIDGET_H
|
|
|
|
#include "common/scummsys.h"
|
|
#include "common/array.h"
|
|
#include "common/str.h"
|
|
#include "common/keyboard.h"
|
|
#include "graphics/font.h"
|
|
#include "graphics/surface.h"
|
|
#include "gui/object.h"
|
|
#include "gui/ThemeEngine.h"
|
|
|
|
namespace GUI {
|
|
|
|
enum {
|
|
WIDGET_ENABLED = 1 << 0,
|
|
WIDGET_INVISIBLE = 1 << 1,
|
|
WIDGET_HILITED = 1 << 2,
|
|
WIDGET_BORDER = 1 << 3,
|
|
WIDGET_PRESSED = 1 << 4,
|
|
//WIDGET_INV_BORDER = 1 << 4,
|
|
WIDGET_CLEARBG = 1 << 5,
|
|
WIDGET_WANT_TICKLE = 1 << 7,
|
|
WIDGET_TRACK_MOUSE = 1 << 8,
|
|
// Retain focus on mouse up. By default widgets lose focus on mouseup,
|
|
// but some widgets might want to retain it - widgets where you enter
|
|
// text, for instance
|
|
WIDGET_RETAIN_FOCUS = 1 << 9,
|
|
// Usually widgets would lock mouse input when the user pressed the
|
|
// left mouse button till the user releases it.
|
|
// The PopUpWidget for example does not want this behavior, since the
|
|
// mouse down will open up a new dialog which silently eats the mouse
|
|
// up event for its own purposes.
|
|
WIDGET_IGNORE_DRAG = 1 << 10
|
|
};
|
|
|
|
enum {
|
|
kStaticTextWidget = 'TEXT',
|
|
kEditTextWidget = 'EDIT',
|
|
kButtonWidget = 'BTTN',
|
|
kCheckboxWidget = 'CHKB',
|
|
kRadiobuttonWidget = 'RDBT',
|
|
kSliderWidget = 'SLDE',
|
|
kListWidget = 'LIST',
|
|
kScrollBarWidget = 'SCRB',
|
|
kPopUpWidget = 'POPU',
|
|
kTabWidget = 'TABW',
|
|
kGraphicsWidget = 'GFXW',
|
|
kContainerWidget = 'CTNR'
|
|
};
|
|
|
|
enum {
|
|
kCaretBlinkTime = 300
|
|
};
|
|
|
|
enum {
|
|
kPressedButtonTime = 200
|
|
};
|
|
|
|
/* Widget */
|
|
class Widget : public GuiObject {
|
|
friend class Dialog;
|
|
protected:
|
|
uint32 _type;
|
|
GuiObject *_boss;
|
|
Widget *_next;
|
|
uint16 _id;
|
|
bool _hasFocus;
|
|
ThemeEngine::WidgetStateInfo _state;
|
|
Common::String _tooltip;
|
|
|
|
private:
|
|
uint16 _flags;
|
|
|
|
public:
|
|
static Widget *findWidgetInChain(Widget *start, int x, int y);
|
|
static Widget *findWidgetInChain(Widget *start, const char *name);
|
|
|
|
public:
|
|
Widget(GuiObject *boss, int x, int y, int w, int h, const char *tooltip = 0);
|
|
Widget(GuiObject *boss, const Common::String &name, const char *tooltip = 0);
|
|
virtual ~Widget();
|
|
|
|
void init();
|
|
void resize(int x, int y, int w, int h);
|
|
|
|
void setNext(Widget *w) { _next = w; }
|
|
Widget *next() { return _next; }
|
|
|
|
virtual int16 getAbsX() const { return _x + _boss->getChildX(); }
|
|
virtual int16 getAbsY() const { return _y + _boss->getChildY(); }
|
|
|
|
virtual void setPos(int x, int y) { _x = x; _y = y; }
|
|
virtual void setSize(int w, int h) { _w = w; _h = h; }
|
|
|
|
virtual void handleMouseDown(int x, int y, int button, int clickCount) {}
|
|
virtual void handleMouseUp(int x, int y, int button, int clickCount) {}
|
|
virtual void handleMouseEntered(int button) {}
|
|
virtual void handleMouseLeft(int button) {}
|
|
virtual void handleMouseMoved(int x, int y, int button) {}
|
|
virtual void handleMouseWheel(int x, int y, int direction) {}
|
|
virtual bool handleKeyDown(Common::KeyState state) { return false; } // Return true if the event was handled
|
|
virtual bool handleKeyUp(Common::KeyState state) { return false; } // Return true if the event was handled
|
|
virtual void handleTickle() {}
|
|
|
|
void draw();
|
|
void receivedFocus() { _hasFocus = true; receivedFocusWidget(); }
|
|
void lostFocus() { _hasFocus = false; lostFocusWidget(); }
|
|
virtual bool wantsFocus() { return false; }
|
|
|
|
void setFlags(int flags);
|
|
void clearFlags(int flags);
|
|
int getFlags() const { return _flags; }
|
|
|
|
void setEnabled(bool e);
|
|
bool isEnabled() const;
|
|
|
|
void setVisible(bool e);
|
|
bool isVisible() const;
|
|
|
|
uint8 parseHotkey(const Common::String &label);
|
|
Common::String cleanupHotkey(const Common::String &label);
|
|
|
|
bool hasTooltip() const { return !_tooltip.empty(); }
|
|
const Common::String &getTooltip() const { return _tooltip; }
|
|
void setTooltip(const Common::String &tooltip) { _tooltip = tooltip; }
|
|
|
|
protected:
|
|
void updateState(int oldFlags, int newFlags);
|
|
|
|
virtual void drawWidget() = 0;
|
|
|
|
virtual void receivedFocusWidget() {}
|
|
virtual void lostFocusWidget() {}
|
|
|
|
virtual Widget *findWidget(int x, int y) { return this; }
|
|
|
|
void releaseFocus() { assert(_boss); _boss->releaseFocus(); }
|
|
|
|
// By default, delegate unhandled commands to the boss
|
|
void handleCommand(CommandSender *sender, uint32 cmd, uint32 data) { assert(_boss); _boss->handleCommand(sender, cmd, data); }
|
|
};
|
|
|
|
/* StaticTextWidget */
|
|
class StaticTextWidget : public Widget {
|
|
protected:
|
|
Common::String _label;
|
|
Graphics::TextAlign _align;
|
|
public:
|
|
StaticTextWidget(GuiObject *boss, int x, int y, int w, int h, const Common::String &text, Graphics::TextAlign align, const char *tooltip = 0);
|
|
StaticTextWidget(GuiObject *boss, const Common::String &name, const Common::String &text, const char *tooltip = 0);
|
|
void setValue(int value);
|
|
void setLabel(const Common::String &label);
|
|
const Common::String &getLabel() const { return _label; }
|
|
void setAlign(Graphics::TextAlign align);
|
|
Graphics::TextAlign getAlign() const { return _align; }
|
|
|
|
protected:
|
|
void drawWidget();
|
|
};
|
|
|
|
/* ButtonWidget */
|
|
class ButtonWidget : public StaticTextWidget, public CommandSender {
|
|
friend class Dialog; // Needed for the hotkey handling
|
|
protected:
|
|
uint32 _cmd;
|
|
uint8 _hotkey;
|
|
public:
|
|
ButtonWidget(GuiObject *boss, int x, int y, int w, int h, const Common::String &label, const char *tooltip = 0, uint32 cmd = 0, uint8 hotkey = 0);
|
|
ButtonWidget(GuiObject *boss, const Common::String &name, const Common::String &label, const char *tooltip = 0, uint32 cmd = 0, uint8 hotkey = 0);
|
|
|
|
void setCmd(uint32 cmd) { _cmd = cmd; }
|
|
uint32 getCmd() const { return _cmd; }
|
|
|
|
void setLabel(const Common::String &label);
|
|
|
|
void handleMouseUp(int x, int y, int button, int clickCount);
|
|
void handleMouseDown(int x, int y, int button, int clickCount);
|
|
void handleMouseEntered(int button) { setFlags(WIDGET_HILITED); draw(); }
|
|
void handleMouseLeft(int button) { clearFlags(WIDGET_HILITED | WIDGET_PRESSED); draw(); }
|
|
void handleTickle();
|
|
|
|
void setHighLighted(bool enable);
|
|
void setPressedState();
|
|
void startAnimatePressedState();
|
|
void stopAnimatePressedState();
|
|
|
|
void lostFocusWidget() { stopAnimatePressedState(); }
|
|
protected:
|
|
void drawWidget();
|
|
void wantTickle(bool tickled);
|
|
private:
|
|
uint32 _lastTime;
|
|
};
|
|
|
|
/* PicButtonWidget */
|
|
class PicButtonWidget : public ButtonWidget {
|
|
public:
|
|
PicButtonWidget(GuiObject *boss, int x, int y, int w, int h, const char *tooltip = 0, uint32 cmd = 0, uint8 hotkey = 0);
|
|
PicButtonWidget(GuiObject *boss, const Common::String &name, const char *tooltip = 0, uint32 cmd = 0, uint8 hotkey = 0);
|
|
~PicButtonWidget();
|
|
|
|
void setGfx(const Graphics::Surface *gfx);
|
|
void setGfx(int w, int h, int r, int g, int b);
|
|
|
|
void useAlpha(int alpha) { _alpha = alpha; }
|
|
void useThemeTransparency(bool enable) { _transparency = enable; }
|
|
|
|
protected:
|
|
void drawWidget();
|
|
|
|
Graphics::Surface _gfx;
|
|
int _alpha;
|
|
bool _transparency;
|
|
};
|
|
|
|
/* CheckboxWidget */
|
|
class CheckboxWidget : public ButtonWidget {
|
|
protected:
|
|
bool _state;
|
|
public:
|
|
CheckboxWidget(GuiObject *boss, int x, int y, int w, int h, const Common::String &label, const char *tooltip = 0, uint32 cmd = 0, uint8 hotkey = 0);
|
|
CheckboxWidget(GuiObject *boss, const Common::String &name, const Common::String &label, const char *tooltip = 0, uint32 cmd = 0, uint8 hotkey = 0);
|
|
|
|
void handleMouseUp(int x, int y, int button, int clickCount);
|
|
virtual void handleMouseEntered(int button) { setFlags(WIDGET_HILITED); draw(); }
|
|
virtual void handleMouseLeft(int button) { clearFlags(WIDGET_HILITED); draw(); }
|
|
|
|
void setState(bool state);
|
|
void toggleState() { setState(!_state); }
|
|
bool getState() const { return _state; }
|
|
|
|
protected:
|
|
void drawWidget();
|
|
};
|
|
|
|
class RadiobuttonWidget;
|
|
|
|
class RadiobuttonGroup : public CommandSender {
|
|
public:
|
|
RadiobuttonGroup(GuiObject *boss, uint32 cmd = 0);
|
|
~RadiobuttonGroup() {}
|
|
|
|
void addButton(RadiobuttonWidget *button) { _buttons.push_back(button); }
|
|
Common::Array<RadiobuttonWidget *> getButtonList() const { return _buttons; }
|
|
|
|
void setValue(int state);
|
|
int getValue() const { return _value; }
|
|
|
|
void setEnabled(bool ena);
|
|
|
|
void setCmd(uint32 cmd) { _cmd = cmd; }
|
|
uint32 getCmd() const { return _cmd; }
|
|
|
|
protected:
|
|
Common::Array<RadiobuttonWidget *> _buttons;
|
|
int _value;
|
|
uint32 _cmd;
|
|
};
|
|
|
|
/* RadiobuttonWidget */
|
|
class RadiobuttonWidget : public ButtonWidget {
|
|
protected:
|
|
bool _state;
|
|
int _value;
|
|
|
|
public:
|
|
RadiobuttonWidget(GuiObject *boss, int x, int y, int w, int h, RadiobuttonGroup *group, int value, const Common::String &label, const char *tooltip = 0, uint8 hotkey = 0);
|
|
RadiobuttonWidget(GuiObject *boss, const Common::String &name, RadiobuttonGroup *group, int value, const Common::String &label, const char *tooltip = 0, uint8 hotkey = 0);
|
|
|
|
void handleMouseUp(int x, int y, int button, int clickCount);
|
|
virtual void handleMouseEntered(int button) { setFlags(WIDGET_HILITED); draw(); }
|
|
virtual void handleMouseLeft(int button) { clearFlags(WIDGET_HILITED); draw(); }
|
|
|
|
void setState(bool state, bool setGroup = true);
|
|
void toggleState() { setState(!_state); }
|
|
bool getState() const { return _state; }
|
|
int getValue() const { return _value; }
|
|
|
|
protected:
|
|
void drawWidget();
|
|
|
|
RadiobuttonGroup *_group;
|
|
};
|
|
|
|
/* SliderWidget */
|
|
class SliderWidget : public Widget, public CommandSender {
|
|
protected:
|
|
uint32 _cmd;
|
|
int _value, _oldValue;
|
|
int _valueMin, _valueMax;
|
|
bool _isDragging;
|
|
uint _labelWidth;
|
|
public:
|
|
SliderWidget(GuiObject *boss, int x, int y, int w, int h, const char *tooltip = 0, uint32 cmd = 0);
|
|
SliderWidget(GuiObject *boss, const Common::String &name, const char *tooltip = 0, uint32 cmd = 0);
|
|
|
|
void setCmd(uint32 cmd) { _cmd = cmd; }
|
|
uint32 getCmd() const { return _cmd; }
|
|
|
|
void setValue(int value) { _value = value; }
|
|
int getValue() const { return _value; }
|
|
|
|
void setMinValue(int value) { _valueMin = value; }
|
|
int getMinValue() const { return _valueMin; }
|
|
void setMaxValue(int value) { _valueMax = value; }
|
|
int getMaxValue() const { return _valueMax; }
|
|
|
|
void handleMouseMoved(int x, int y, int button);
|
|
void handleMouseDown(int x, int y, int button, int clickCount);
|
|
void handleMouseUp(int x, int y, int button, int clickCount);
|
|
void handleMouseEntered(int button) { setFlags(WIDGET_HILITED); draw(); }
|
|
void handleMouseLeft(int button) { clearFlags(WIDGET_HILITED); draw(); }
|
|
void handleMouseWheel(int x, int y, int direction);
|
|
|
|
protected:
|
|
void drawWidget();
|
|
|
|
int valueToPos(int value);
|
|
int posToValue(int pos);
|
|
int valueToBarWidth(int value);
|
|
};
|
|
|
|
/* GraphicsWidget */
|
|
class GraphicsWidget : public Widget {
|
|
public:
|
|
GraphicsWidget(GuiObject *boss, int x, int y, int w, int h, const char *tooltip = 0);
|
|
GraphicsWidget(GuiObject *boss, const Common::String &name, const char *tooltip = 0);
|
|
~GraphicsWidget();
|
|
|
|
void setGfx(const Graphics::Surface *gfx);
|
|
void setGfx(int w, int h, int r, int g, int b);
|
|
|
|
void useAlpha(int alpha) { _alpha = alpha; }
|
|
void useThemeTransparency(bool enable) { _transparency = enable; }
|
|
|
|
protected:
|
|
void drawWidget();
|
|
|
|
Graphics::Surface _gfx;
|
|
int _alpha;
|
|
bool _transparency;
|
|
};
|
|
|
|
/* ContainerWidget */
|
|
class ContainerWidget : public Widget {
|
|
public:
|
|
ContainerWidget(GuiObject *boss, int x, int y, int w, int h);
|
|
ContainerWidget(GuiObject *boss, const Common::String &name);
|
|
~ContainerWidget();
|
|
|
|
virtual Widget *findWidget(int x, int y);
|
|
virtual void removeWidget(Widget *widget);
|
|
protected:
|
|
void drawWidget();
|
|
};
|
|
|
|
ButtonWidget *addClearButton(GuiObject *boss, const Common::String &name, uint32 cmd, int x=0, int y=0, int w=0, int h=0);
|
|
|
|
} // End of namespace GUI
|
|
|
|
#endif
|