/*
* The ManaVerse Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2019 The ManaPlus Developers
*
* This file is part of The ManaVerse Client.
*
* 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
* 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 .
*/
/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* 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_WIDGETS_WINDOW_H
#define GUI_WIDGETS_WINDOW_H
#include "enums/simpletypes/modal.h"
#include "enums/simpletypes/move.h"
#include "enums/resources/imageposition.h"
#include "gui/fonts/textchunk.h"
#include "gui/widgets/basiccontainer2.h"
#include "listeners/mouselistener.h"
#include "listeners/widgetlistener.h"
#include "render/graphics.h"
#include "localconsts.h"
class ContainerPlacer;
class ImageCollection;
class Layout;
class LayoutCell;
class Skin;
class WindowContainer;
/**
* A window. This window can be dragged around and has a title bar. Windows are
* invisible by default.
*
* \ingroup GUI
*/
class Window notfinal : public BasicContainer2,
public MouseListener,
public WidgetListener
{
public:
/**
* Constructor. Initializes the title to the given text and hooks
* itself into the window container.
*
* @param caption The initial window title, "Window" by default.
* @param modal Block input to other windows.
* @param parent The parent window. This is the window standing above
* this one in the window hiearchy. When reordering,
* a window will never go below its parent window.
* @param skin The location where the window's skin XML can be found.
*/
Window(const std::string &caption,
const Modal modal,
Window *const parent,
std::string skin);
A_DELETE_COPY(Window)
/**
* Destructor. Deletes all the added widgets.
*/
~Window() override;
/**
* Sets the window container to be used by new windows.
*/
static void setWindowContainer(WindowContainer *const windowContainer);
/**
* Draws the window.
*/
void draw(Graphics *const graphics) override A_NONNULL(2);
void safeDraw(Graphics *const graphics) override A_NONNULL(2);
/**
* Sets the size of this window.
*/
void setContentSize(int width, int height);
/**
* Sets the location relative to the given widget.
*/
void setLocationRelativeTo(const Widget *const widget);
/**
* Sets the location relative to the given widget (only horisontally)
*/
void setLocationHorisontallyRelativeTo(const Widget
*const widget);
/**
* Sets the location relative to the given enumerated position.
*/
void setLocationRelativeTo(const ImagePosition::Type &position,
int offsetX,
int offsetY);
/**
* Sets whether or not the window can be resized.
*/
void setResizable(const bool resize);
void redraw();
/**
* Called whenever the widget changes size.
*/
void widgetResized(const Event &event) override;
void widgetMoved(const Event& event) override;
/**
* Called whenever the widget is hidden.
*/
void widgetHidden(const Event &event) override;
/**
* Sets whether or not the window has a close button.
*/
void setCloseButton(const bool flag);
bool getCloseButton() const noexcept2 A_WARN_UNUSED
{ return mCloseWindowButton; }
void setAllowClose(const bool b)
{ mAllowClose = b; }
bool getAlowClose() const noexcept2 A_WARN_UNUSED
{ return mCloseWindowButton || mAllowClose; }
/**
* Returns whether the window can be resized.
*/
bool isResizable() const A_WARN_UNUSED;
/**
* Sets the minimum width of the window.
*/
void setMinWidth(const int width);
int getMinWidth() const noexcept2 A_WARN_UNUSED
{ return mMinWinWidth; }
/**
* Sets the minimum height of the window.
*/
void setMinHeight(const int height);
int getMinHeight() const noexcept2 A_WARN_UNUSED
{ return mMinWinHeight; }
/**
* Sets the maximum width of the window.
*/
void setMaxWidth(const int width);
int getMaxWidth() const noexcept2 A_WARN_UNUSED
{ return mMaxWinWidth; }
/**
* Sets the minimum height of the window.
*/
void setMaxHeight(const int height);
int getMaxHeight() const noexcept2 A_WARN_UNUSED
{ return mMaxWinHeight; }
/**
* Sets flag to show a title or not.
*/
void setShowTitle(bool flag)
{ mShowTitle = flag; }
/**
* Sets whether or not the window has a sticky button.
*/
void setStickyButton(const bool flag);
/**
* Sets whether the window is sticky. A sticky window will not have
* its visibility set to false on a general setVisible(false) call.
* Use this to set the default before you call loadWindowState().
*/
void setSticky(const bool sticky);
/**
* Returns whether the window is sticky.
*/
bool isSticky() const noexcept2 A_WARN_UNUSED
{ return mSticky; }
/**
* Sets whether the window sticky mean window locked or not.
*/
void setStickyButtonLock(const bool sticky);
/**
* Returns whether the window sticky locking window.
*/
bool isStickyButtonLock() const noexcept2 A_WARN_UNUSED
{ return mStickyButtonLock; }
/**
* Overloads window setVisible by Guichan to allow sticky window
* handling.
*/
virtual void setVisible(Visible visible);
/**
* Overloads window setVisible by Guichan to allow sticky window
* handling, or not, if you force the sticky state.
*/
void setVisible(const Visible visible, const bool forceSticky);
/**
* Returns whether the window is visible by default.
*/
bool isDefaultVisible() const noexcept2 A_WARN_UNUSED
{ return mDefaultVisible; }
/**
* Sets whether the window is visible by default.
*/
void setDefaultVisible(const bool save)
{ mDefaultVisible = save; }
/**
* Returns whether the window will save it's visibility.
*/
bool willSaveVisible() const
{ return mSaveVisible; }
/**
* Sets whether the window will save it's visibility.
*/
void setSaveVisible(const bool save)
{ mSaveVisible = save; }
void postInit() override;
/**
* Returns the parent window.
*
* @return The parent window or NULL if there is none.
*/
Window *getParentWindow() const
{ return mParentWindow; }
/**
* Schedule this window for deletion. It will be deleted at the start
* of the next logic update.
*/
virtual void scheduleDelete();
/**
* Starts window resizing when appropriate.
*/
void mousePressed(MouseEvent &event) override;
/**
* Implements window resizing and makes sure the window is not
* dragged/resized outside of the screen.
*/
void mouseDragged(MouseEvent &event) override;
/**
* Implements custom cursor image changing context, based on mouse
* relative position.
*/
void mouseMoved(MouseEvent &event) override;
/**
* When the mouse button has been let go, this ensures that the mouse
* custom cursor is restored back to it's standard image.
*/
void mouseReleased(MouseEvent &event) override;
/**
* When the mouse leaves the window this ensures that the custom cursor
* is restored back to it's standard image.
*/
void mouseExited(MouseEvent &event) override;
void mouseEntered(MouseEvent &event) override;
void updateResizeHandler(MouseEvent &event);
/**
* Sets the name of the window. This is not the window title.
*/
void setWindowName(const std::string &name)
{ mWindowName = name; }
/**
* Returns the name of the window. This is not the window title.
*/
const std::string &getWindowName() const noexcept2 A_WARN_UNUSED
{ return mWindowName; }
/**
* Reads the position (and the size for resizable windows) in the
* configuration based on the given string.
* Uses the default values when config values are missing.
* Don't forget to set these default values and resizable before
* calling this function.
*/
void loadWindowState();
/**
* Saves the window state so that when the window is reloaded, it'll
* maintain its previous state and location.
*/
void saveWindowState();
/**
* Set the default win pos and size.
* (which can be different of the actual ones.)
*/
void setDefaultSize(const int defaultX, const int defaultY,
int defaultWidth, int defaultHeight);
/**
* Set the default win pos and size to the current ones.
*/
void setDefaultSize();
/**
* Set the default win pos and size.
* (which can be different of the actual ones.)
* This version of setDefaultSize sets the window's position based
* on a relative enumerated position, rather than a coordinate position.
*/
void setDefaultSize(const int defaultWidth,
const int defaultHeight,
const ImagePosition::Type &position,
const int offsetx,
const int offsetY);
/**
* Reset the win pos and size to default. Don't forget to set defaults
* first.
*/
virtual void resetToDefaultSize();
/**
* Adjusts the window position after the application window has been
* resized.
*/
void adjustPositionAfterResize(const int oldScreenWidth,
const int oldScreenHeight);
/**
* Gets the layout handler for this window.
*/
Layout &getLayout() A_WARN_UNUSED;
/**
* Clears the window's layout (useful for redesigning the window). Does
* not delete the widgets!
*/
void clearLayout();
/**
* Computes the position of the widgets according to the current
* layout. Resizes the window so that the layout fits. Deletes the
* layout.
* @param w if non-zero, force the window to this width.
* @param h if non-zero, force the window to this height.
* @note This function is meant to be called with fixed-size windows.
*/
void reflowLayout(int w,
int h);
/**
* Adds a widget to the window and sets it at given cell.
*/
LayoutCell &place(const int x,
const int y,
Widget *const wg,
const int w,
const int h);
/**
* Returns a proxy for adding widgets in an inner table of the layout.
*/
ContainerPlacer getPlacer(const int x, const int y) A_WARN_UNUSED;
/**
* Positions the window in the center of it's parent.
*/
void center();
/**
* Positions the window in the horisontal center of it's parent.
*/
void centerHorisontally();
/**
* Overrideable functionality for when the window is to close. This
* allows for class implementations to clean up or do certain actions
* on window close they couldn't do otherwise.
*/
virtual void close();
/**
* Allows the windows modal status to change
*/
void setModal(const Modal modal);
Rect getWindowArea() const A_WARN_UNUSED;
bool isResizeAllowed(const MouseEvent &event) const A_WARN_UNUSED;
void setCaptionFont(Font *font)
{ mCaptionFont = font; }
void enableVisibleSound(bool b)
{ mPlayVisibleSound = b; }
bool isWindowVisible() const noexcept2 A_WARN_UNUSED
{ return mVisible == Visible_true; }
/**
* Sets the padding of the window. The padding is the distance between the
* window border and the content.
*
* @param padding The padding of the window.
* @see getPadding
*/
void setPadding(int padding)
{ mPadding = padding; }
/**
* Gets the padding of the window. The padding is the distance between the
* window border and the content.
*
* @return The padding of the window.
* @see setPadding
*/
int getPadding() const
{ return mPadding; }
/**
* Sets the title bar height.
*
* @param height The title height value.
* @see getTitleBarHeight
*/
void setTitleBarHeight(unsigned int height)
{ mTitleBarHeight = height; }
/**
* Gets the title bar height.
*
* @return The title bar height.
* @see setTitleBarHeight
*/
unsigned int getTitleBarHeight() const
{ return mTitleBarHeight; }
/**
* Sets the caption of the window.
*
* @param caption The caption of the window.
* @see getCaption
*/
void setCaption(const std::string& caption)
{ mCaption = caption; mTextChanged = true; }
/**
* Gets the caption of the window.
*
* @return the caption of the window.
* @see setCaption
*/
const std::string& getCaption() const
{ return mCaption; }
/**
* Sets the alignment of the caption.
*
* @param alignment The alignment of the caption.
* @see getAlignment, Graphics
*/
void setAlignment(Graphics::Alignment alignment)
{ mAlignment = alignment; }
/**
* Gets the alignment of the caption.
*
* @return The alignment of caption.
* @see setAlignment, Graphics
*/
Graphics::Alignment getAlignment() const
{ return mAlignment; }
/**
* Sets the window to be moveble or not.
*
* @param movable True if the window should be movable, false otherwise.
* @see isMovable
*/
void setMovable(Move movable)
{ mMovable = movable; }
/**
* Checks if the window is movable.
*
* @return True if the window is movable, false otherwise.
* @see setMovable
*/
bool isMovable() const
{ return mMovable == Move_true; }
Rect getChildrenArea() override;
/**
* Resizes the window to fit the content.
*/
virtual void resizeToContent();
#ifdef USE_PROFILER
virtual void logic();
#endif // USE_PROFILER
protected:
bool canMove() const A_WARN_UNUSED;
int getOption(const std::string &name,
const int def) const A_WARN_UNUSED;
bool getOptionBool(const std::string &name,
const bool def) const A_WARN_UNUSED;
void setTitlePadding(const int p) noexcept2
{ mTitlePadding = p; }
int getTitlePadding() const noexcept2 A_WARN_UNUSED
{ return mTitlePadding; }
/**
* Holds the caption of the window.
*/
std::string mCaption;
/**
* Holds the alignment of the caption.
*/
Graphics::Alignment mAlignment;
/**
* Holds the padding of the window.
*/
int mPadding;
/**
* Holds the title bar height of the window.
*/
unsigned int mTitleBarHeight;
/**
* True if the window is movable, false otherwise.
*/
Move mMovable;
/**
* Holds a drag offset as an x coordinate where the drag of the window
* started if the window is being dragged. It's used to move the window
* correctly when dragged.
*/
int mDragOffsetX;
/**
* Holds a drag offset as an y coordinate where the drag of the window
* started if the window is being dragged. It's used to move the window
* correctly when dragged.
*/
int mDragOffsetY;
/**
* True if the window is being moved, false otherwise.
*/
bool mMoved;
Skin *mSkin; /**< Skin in use by this window */
int mDefaultX; /**< Default window X position */
int mDefaultY; /**< Default window Y position */
int mDefaultWidth; /**< Default window width */
int mDefaultHeight; /**< Default window height */
int mCaptionOffsetX;
int mCaptionOffsetY;
bool mShowTitle; /**< Window has a title bar */
bool mLastRedraw;
private:
enum ResizeHandles
{
TOP = 0x01,
RIGHT = 0x02,
BOTTOM = 0x04,
LEFT = 0x08,
CLOSE = 0x10
};
/**
* Ensures the window is on the screen, moving it if necessary. This is
* used by loadWindowState and setVisible(true), and when the screen
* is resized.
*/
void ensureOnScreen();
void adjustSizeToScreen();
/**
* Determines if the mouse is in a resize area and returns appropriate
* resize handles. Also initializes drag offset in case the resize
* grip is used.
*
* @see ResizeHandles
*/
int getResizeHandles(const MouseEvent &event) A_WARN_UNUSED;
Image *mGrip; /**< Resize grip */
Window *mParentWindow; /**< The parent window */
Layout *mLayout; /**< Layout handler */
Rect mCloseRect; /**< Close button rectangle */
Rect mStickyRect; /**< Sticky button rectangle */
Rect mGripRect; /**< Resize grip rectangle */
TextChunk mTextChunk;
std::string mWindowName; /**< Name of the window */
int mMinWinWidth; /**< Minimum window width */
int mMinWinHeight; /**< Minimum window height */
int mMaxWinWidth; /**< Maximum window width */
int mMaxWinHeight; /**< Maximum window height */
static int mouseResize; /**< Active resize handles */
static int windowInstances; /**< Number of Window instances */
/**
* The width of the resize border. Is independent of the actual window
* border width, and determines mostly the size of the corner area
* where two borders are moved at the same time.
*/
static const unsigned resizeBorderWidth = 10;
ImageCollection *mVertexes A_NONNULLPOINTER;
Graphics::Alignment mCaptionAlign;
int mTitlePadding;
int mGripPadding;
int mResizeHandles;
int mOldResizeHandles;
int mClosePadding;
int mStickySpacing;
int mStickyPadding;
Font *mCaptionFont A_NONNULLPOINTER;
Modal mModal; /**< Window is modal */
bool mCloseWindowButton; /**< Window has a close button */
bool mDefaultVisible; /**< Window's default visibility */
bool mSaveVisible; /**< Window will save visibility */
bool mStickyButton; /**< Window has a sticky button */
bool mSticky; /**< Window resists hiding*/
bool mStickyButtonLock; /**< Window locked if sticky enabled*/
bool mPlayVisibleSound;
bool mInit;
bool mTextChanged;
bool mAllowClose;
};
#endif // GUI_WIDGETS_WINDOW_H