diff options
Diffstat (limited to 'src/gui/gui.h')
| -rw-r--r-- | src/gui/gui.h | 331 |
1 files changed, 329 insertions, 2 deletions
diff --git a/src/gui/gui.h b/src/gui/gui.h index 4038bbec4..ba1fa2e6b 100644 --- a/src/gui/gui.h +++ b/src/gui/gui.h @@ -20,23 +20,72 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ +/* _______ __ __ __ ______ __ __ _______ __ __ + * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ + * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / + * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / + * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / + * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / + * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ + * + * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson + * + * + * Per Larsson a.k.a finalman + * Olof Naessén a.k.a jansem/yakslem + * + * Visit: http://guichan.sourceforge.net + * + * License: (BSD) + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name of Guichan nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + #ifndef GUI_GUI_H #define GUI_GUI_H #include "gui/color.h" -#include "gui/base/gui.hpp" +#include <deque> +#include <list> #include "localconsts.h" +class Event; +class FocusHandler; class FocusListener; class Graphics; class GuiConfigListener; class ImageSet; +class KeyEvent; +class KeyListener; class MouseEvent; class MouseInput; class Font; class SDLInput; +class Widget; class Window; /** @@ -52,7 +101,7 @@ class Window; * * \ingroup GUI */ -class Gui final : public gcn::Gui +class Gui final { public: /** @@ -168,6 +217,91 @@ class Gui final : public gcn::Gui static uint32_t getMouseState(int *const x, int *const y); + /** + * Sets the top widget. The top widget is the root widget + * of the GUI. If you want a GUI to be able to contain more + * than one widget the top widget should be a container. + * + * @param top The top widget. + * @see Container + * @since 0.1.0 + */ + void setTop(Widget *const top); + + /** + * Gets the top widget. The top widget is the root widget + * of the GUI. + * + * @return The top widget. NULL if no top widget has been set. + * @since 0.1.0 + */ + Widget* getTop() const A_WARN_UNUSED + { return mTop; } + + /** + * Sets the graphics object to use for drawing. + * + * @param graphics The graphics object to use for drawing. + * @see getGraphics, AllegroGraphics, HGEGraphics, + * OpenLayerGraphics, OpenGLGraphics, SDLGraphics + * @since 0.1.0 + */ + void setGraphics(Graphics *const graphics); + + /** + * Gets the graphics object used for drawing. + * + * @return The graphics object used for drawing. NULL if no + * graphics object has been set. + * @see setGraphics, AllegroGraphics, HGEGraphics, + * OpenLayerGraphics, OpenGLGraphics, SDLGraphics + * @since 0.1.0 + */ + Graphics* getGraphics() const A_WARN_UNUSED; + + /** + * Sets the input object to use for input handling. + * + * @param input The input object to use for input handling. + * @see getInput, AllegroInput, HGEInput, OpenLayerInput, + * SDLInput + * @since 0.1.0 + */ + void setInput(SDLInput *const input); + + /** + * Gets the input object being used for input handling. + * + * @return The input object used for handling input. NULL if no + * input object has been set. + * @see setInput, AllegroInput, HGEInput, OpenLayerInput, + * SDLInput + * @since 0.1.0 + */ + SDLInput* getInput() const A_WARN_UNUSED; + + /** + * Adds a global key listener to the Gui. A global key listener + * will receive all key events generated from the GUI and global + * key listeners will receive the events before key listeners + * of widgets. + * + * @param keyListener The key listener to add. + * @see removeGlobalKeyListener + * @since 0.5.0 + */ + void addGlobalKeyListener(KeyListener *const keyListener); + + /** + * Removes global key listener from the Gui. + * + * @param keyListener The key listener to remove. + * @throws Exception if the key listener hasn't been added. + * @see addGlobalKeyListener + * @since 0.5.0 + */ + void removeGlobalKeyListener(KeyListener *const keyListener); + protected: void handleMouseMoved(const MouseInput &mouseInput); @@ -181,7 +315,200 @@ class Gui final : public gcn::Gui int x, int y, bool force = false, bool toSourceOnly = false); + /** + * + * Handles mouse wheel moved down input. + * + * @param mouseInput The mouse input to handle. + * @since 0.6.0 + */ + void handleMouseWheelMovedDown(const MouseInput& mouseInput); + + /** + * Handles mouse wheel moved up input. + * + * @param mouseInput The mouse input to handle. + * @since 0.6.0 + */ + void handleMouseWheelMovedUp(const MouseInput& mouseInput); + + /** + * Gets the widget at a certain position. + * + * @return The widget at a certain position. + * @since 0.6.0 + */ + Widget* getWidgetAt(int x, int y) A_WARN_UNUSED; + + /** + * Gets the source of the mouse event. + * + * @return The source widget of the mouse event. + * @since 0.6.0 + */ + Widget* getMouseEventSource(int x, int y) A_WARN_UNUSED; + + /** + * Gets the source of the key event. + * + * @return The source widget of the key event. + * @since 0.6.0 + */ + Widget* getKeyEventSource() A_WARN_UNUSED; + + /** + * Distributes a key event. + * + * @param keyEvent The key event to distribute. + + * @since 0.6.0 + */ + void distributeKeyEvent(KeyEvent& keyEvent); + + /** + * Distributes a key event to the global key listeners. + * + * @param keyEvent The key event to distribute. + * + * @since 0.6.0 + */ + void distributeKeyEventToGlobalKeyListeners(KeyEvent& keyEvent); + + /** + * Handles modal mouse input focus. Modal mouse input focus needs + * to be checked at each logic iteration as it might be necessary to + * distribute mouse entered or mouse exited events. + * + * @since 0.8.0 + */ + void handleModalMouseInputFocus(); + + /** + * Handles modal focus. Modal focus needs to be checked at + * each logic iteration as it might be necessary to distribute + * mouse entered or mouse exited events. + * + * @since 0.8.0 + */ + void handleModalFocus(); + + /** + * Handles modal focus gained. If modal focus has been gained it might + * be necessary to distribute mouse entered or mouse exited events. + * + * @since 0.8.0 + */ + void handleModalFocusGained(); + + /** + * Handles modal mouse input focus gained. If modal focus has been + * gained it might be necessary to distribute mouse entered or mouse + * exited events. + * + * @since 0.8.0 + */ + void handleModalFocusReleased(); + private: + /** + * Holds the top widget. + */ + Widget* mTop; + + /** + * Holds the graphics implementation used. + */ + Graphics* mGraphics; + + /** + * Holds the input implementation used. + */ + SDLInput* mInput; + + /** + * Holds the focus handler for the Gui. + */ + FocusHandler* mFocusHandler; + + /** + * True if tabbing is enabled, false otherwise. + */ + bool mTabbing; + + /** + * Typedef. + */ + typedef std::list<KeyListener*> KeyListenerList; + + /** + * Typedef. + */ + typedef KeyListenerList::iterator KeyListenerListIterator; + + /** + * Holds the global key listeners of the Gui. + */ + KeyListenerList mKeyListeners; + + /** + * True if shift is pressed, false otherwise. + */ + bool mShiftPressed; + + /** + * True if meta is pressed, false otherwise. + */ + bool mMetaPressed; + + /** + * True if control is pressed, false otherwise. + */ + bool mControlPressed; + + /** + * True if alt is pressed, false otherwise. + */ + bool mAltPressed; + + /** + * Holds the last mouse button pressed. + */ + unsigned int mLastMousePressButton; + + /** + * Holds the last mouse press time stamp. + */ + int mLastMousePressTimeStamp; + + /** + * Holds the last mouse x coordinate. + */ + int mLastMouseX; + + /** + * Holds the last mouse y coordinate. + */ + int mLastMouseY; + + /** + * Holds the current click count. Used to keep track + * of clicks for a the last pressed button. + */ + int mClickCount; + + /** + * Holds the last button used when a drag of a widget + * was initiated. Used to be able to release a drag + * when the same button is released. + */ + int mLastMouseDragButton; + + /** + * Holds a stack with all the widgets with the mouse. + * Used to properly distribute mouse events. + */ + std::deque<Widget*> mWidgetWithMouseQueue; + GuiConfigListener *mConfigListener; Font *mGuiFont; /**< The global GUI font */ Font *mInfoParticleFont; /**< Font for Info Particles */ |