Head

GCC Code Coverage Report

Directory:	src/		Exec	Total	Coverage
File:	src/gui/widgets/dropdown.cpp	Lines:	129	264	48.9 %
Date:	2021-03-17	Branches:	85	228	37.3 %


/*
 *  The ManaPlus Client
 *  Copyright (C) 2006-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2019  The ManaPlus Developers
 *  Copyright (C) 2019-2021  Andrei Karas
 *
 *  This file is part of The ManaPlus 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 <http://www.gnu.org/licenses/>.
 */

#include "gui/widgets/dropdown.h"

#include "settings.h"

#include "gui/gui.h"
#include "gui/skin.h"

#include "gui/fonts/font.h"

#include "gui/models/extendedlistmodel.h"

#include "gui/widgets/createwidget.h"
#include "gui/widgets/popuplist.h"

#include "render/graphics.h"

#include "resources/imagerect.h"

#include "debug.h"

int DropDown::instances = 0;
Image *DropDown::buttons[2][2];
ImageRect DropDown::skinRect;
float DropDown::mAlpha = 1.0;
Skin *DropDown::mSkin = nullptr;

static std::string const dropdownFiles[2] =
{
    "dropdown.xml",
    "dropdown_pressed.xml"
};

DropDown::DropDown(const Widget2 *const widget,
                   ListModel *const listModel,
                   const bool isExtended,
                   const Modal modal,
                   ActionListener *const listener,
                   const std::string &eventId) :
    ActionListener(),
    BasicContainer(widget),
    KeyListener(),
    MouseListener(),
    FocusListener(),
    SelectionListener(),
    mPopup(CREATEWIDGETR(PopupList, this, listModel, isExtended, modal)),
    mShadowColor(getThemeColor(ThemeColorId::DROPDOWN_SHADOW, 255U)),
    mHighlightColor(getThemeColor(ThemeColorId::HIGHLIGHT, 255U)),
    mPadding(1),
    mImagePadding(2),
    mSpacing(0),
    mFoldedUpHeight(0),
    mSelectionListeners(),
    mExtended(isExtended),
    mDroppedDown(false),
    mPushed(false),
    mIsDragged(false)
{
    mAllowLogic = false;
    mFrameSize = 2;
    mForegroundColor2 = getThemeColor(ThemeColorId::DROPDOWN_OUTLINE, 255U);

    mPopup->setHeight(100);

    // Initialize graphics
    if (instances == 0 && (theme != nullptr))
    {
        // Load the background skin
        for (int i = 0; i < 2; i ++)
        {
            Skin *const skin = theme->load(dropdownFiles[i],
                "dropdown.xml",
                true,
                Theme::getThemePath());
            if (skin != nullptr)
            {
                if (i == 0)
                    mSkin = skin;
                const ImageRect &rect = skin->getBorder();
                for (int f = 0; f < 2; f ++)
                {
                    if (rect.grid[f] != nullptr)
                    {
                        rect.grid[f]->incRef();
                        buttons[f][i] = rect.grid[f];
                        buttons[f][i]->setAlpha(mAlpha);
                    }
                    else
                    {
                        buttons[f][i] = nullptr;
                    }
                }
                if (i != 0)
                    theme->unload(skin);
            }
            else
            {
                for (int f = 0; f < 2; f ++)
                    buttons[f][i] = nullptr;
            }
        }

        // get the border skin
        theme->loadRect(skinRect, "dropdown_background.xml", "", 0, 8);
    }

    instances++;

    setWidth(100);
    setFocusable(true);
    setListModel(listModel);

    if (mPopup->getSelected() < 0)
        mPopup->setSelected(0);

    addMouseListener(this);
    addKeyListener(this);
    addFocusListener(this);

    adjustHeight();
//    mPopup->setForegroundColorAll(getThemeColor(ThemeColorId::DROPDOWN,
//        255U),
//        getThemeColor(ThemeColorId::DROPDOWN_OUTLINE, 255U));
    mForegroundColor = getThemeColor(ThemeColorId::DROPDOWN, 255U);
    mForegroundColor2 = getThemeColor(ThemeColorId::DROPDOWN_OUTLINE, 255U);

    if (!eventId.empty())
        setActionEventId(eventId);

    if (listener != nullptr)
        addActionListener(listener);

    mPopup->adjustSize();

    if (mSkin != nullptr)
    {
        mSpacing = mSkin->getOption("spacing");
        mFrameSize = CAST_U32(mSkin->getOption("frameSize"));
        mPadding = mSkin->getPadding();
        mImagePadding = mSkin->getOption("imagePadding");
    }
    adjustHeight();
}

DropDown::~DropDown()
{
    if (gui != nullptr)
        gui->removeDragged(this);

    instances--;
    if (instances == 0)
    {
        for (int f = 0; f < 2; f ++)
        {
            for (int i = 0; i < 2; i ++)
            {
                if (buttons[f][i] != nullptr)
                    buttons[f][i]->decRef();
            }
        }
        if (theme != nullptr)
        {
            theme->unload(mSkin);
            Theme::unloadRect(skinRect, 0, 8);
        }
    }
}

void DropDown::updateAlpha()
{
    const float alpha = std::max(settings.guiAlpha,
        theme->getMinimumOpacity());

    if (mAlpha != alpha)
    {
        mAlpha = alpha;

        if (buttons[0][0] != nullptr)
            buttons[0][0]->setAlpha(mAlpha);
        if (buttons[0][1] != nullptr)
            buttons[0][1]->setAlpha(mAlpha);
        if (buttons[1][0] != nullptr)
            buttons[1][0]->setAlpha(mAlpha);
        if (buttons[1][1] != nullptr)
            buttons[1][1]->setAlpha(mAlpha);

        for (int a = 0; a < 9; a++)
        {
            if (skinRect.grid[a] != nullptr)
                skinRect.grid[a]->setAlpha(mAlpha);
        }
    }
}

void DropDown::draw(Graphics *const graphics)
{
    BLOCK_START("DropDown::draw")
    int h;

    if (mDroppedDown)
        h = mFoldedUpHeight;
    else
        h = mDimension.height;

    updateAlpha();

    const unsigned int alpha = CAST_U32(mAlpha * 255.0F);
    mHighlightColor.a = alpha;
    mShadowColor.a = alpha;

    ListModel *const model = mPopup->getListModel();
    if ((model != nullptr) && mPopup->getSelected() >= 0)
    {
        Font *const font = getFont();
        if (mExtended)
        {
            const int sel = mPopup->getSelected();
            ExtendedListModel *const model2
                = static_cast<ExtendedListModel *>(model);
            const Image *const image = model2->getImageAt(sel);
            if (image == nullptr)
            {
                font->drawString(graphics,
                    mForegroundColor,
                    mForegroundColor2,
                    model->getElementAt(sel),
                    mPadding, mPadding);
            }
            else
            {
                graphics->drawImage(image,
                    mImagePadding,
                    (mDimension.height - image->getHeight()) / 2 + mPadding);
                font->drawString(graphics,
                    mForegroundColor,
                    mForegroundColor2,
                    model->getElementAt(sel),
                    image->getWidth() + mImagePadding + mSpacing, mPadding);
            }
        }
        else
        {
            font->drawString(graphics,
                mForegroundColor,
                mForegroundColor2,
                model->getElementAt(mPopup->getSelected()),
                mPadding, mPadding);
        }
    }

    if (isFocused())
    {
        const int pad = 2 * mPadding;
        graphics->setColor(mHighlightColor);
        graphics->drawRectangle(Rect(mPadding, mPadding,
            mDimension.width - h - pad, h - pad));
    }

    drawButton(graphics);

    if (mDroppedDown)
    {
        // Draw two lines separating the ListBox with selected
        // element view.
        const int w = mDimension.width;
        graphics->setColor(mHighlightColor);
        graphics->drawLine(0, h, w, h);
        graphics->setColor(mShadowColor);
        graphics->drawLine(0, h + 1, w, h + 1);
    }
    BLOCK_END("DropDown::draw")
}

void DropDown::safeDraw(Graphics *const graphics)
{
    DropDown::draw(graphics);
}

void DropDown::drawFrame(Graphics *const graphics)
{
    BLOCK_START("DropDown::drawFrame")
    const int bs2 = CAST_S32(getFrameSize());
    const Rect &rect = mDimension;
    graphics->drawImageRect(0, 0,
        rect.width + bs2, rect.height + bs2,
        skinRect);
    BLOCK_END("DropDown::drawFrame")
}

void DropDown::safeDrawFrame(Graphics *const graphics)
{
    BLOCK_START("DropDown::drawFrame")
    const int bs2 = CAST_S32(getFrameSize());
    const Rect &rect = mDimension;
    graphics->drawImageRect(0, 0,
        rect.width + bs2, rect.height + bs2,
        skinRect);
    BLOCK_END("DropDown::drawFrame")
}

void DropDown::drawButton(Graphics *const graphics)
{
    Image *const image = buttons[mDroppedDown][mPushed];
    if (image != nullptr)
    {
        const int height = mDroppedDown ? mFoldedUpHeight : mDimension.height;
        graphics->drawImage(image,
            mDimension.width - image->getWidth() - mImagePadding,
            (height - image->getHeight()) / 2);
    }
}

void DropDown::keyPressed(KeyEvent& event)
{
    if (event.isConsumed())
        return;

    const InputActionT actionId = event.getActionId();
    PRAGMA45(GCC diagnostic push)
    PRAGMA45(GCC diagnostic ignored "-Wswitch-enum")
    switch (actionId)
    {
        case InputAction::GUI_SELECT:
        case InputAction::GUI_SELECT2:
            dropDown();
            break;

        case InputAction::GUI_UP:
            setSelected(getSelected() - 1);
            break;

        case InputAction::GUI_DOWN:
            setSelected(getSelected() + 1);
            break;

        case InputAction::GUI_HOME:
            setSelected(0);
            break;

        case InputAction::GUI_END:
            if (mPopup->getListModel() != nullptr)
            {
                setSelected(mPopup->getListModel()->
                    getNumberOfElements() - 1);
            }
            break;

        default:
            return;
    }
    PRAGMA45(GCC diagnostic pop)

    event.consume();
}

void DropDown::hideDrop(bool event)
{
    if (event)
        distributeActionEvent();
    mPopup->setVisible(Visible_false);
}

void DropDown::mousePressed(MouseEvent& event)
{
    event.consume();
    // If we have a mouse press on the widget.
    if (event.getButton() == MouseButton::LEFT
        && !mDroppedDown && event.getSource() == this)
    {
        mPushed = true;
        dropDown();
    }
    else
    {
        mPushed = false;
        foldUp();
        hideDrop(true);
    }
}

void DropDown::mouseReleased(MouseEvent &event)
{
    if (mIsDragged)
        mPushed = false;

    const MouseButtonT button = event.getButton();
    const int x = event.getX();
    const int y = event.getY();
    // Released outside of widget. Can happen when we have modal
    // input focus.
    if ((0 > y || y >= mDimension.height || x < 0 || x >= mDimension.width)
        && button == MouseButton::LEFT)
    {
        if (mIsDragged)
            foldUp();
    }
    else if (button == MouseButton::LEFT)
    {
        mPushed = false;
    }

    mIsDragged = false;
}

void DropDown::mouseDragged(MouseEvent &event)
{
    mIsDragged = true;
    event.consume();
}

void DropDown::mouseWheelMovedUp(MouseEvent& event)
{
    setSelected(getSelected() - 1);
    event.consume();
}

void DropDown::mouseWheelMovedDown(MouseEvent& event)
{
    setSelected(getSelected() + 1);
    event.consume();
}

void DropDown::setSelectedString(const std::string &str)
{
    ListModel *const listModel = mPopup->getListModel();
    if (listModel == nullptr)
        return;

    for (int f = 0; f < listModel->getNumberOfElements(); f ++)
    {
        if (listModel->getElementAt(f) == str)
        {
            setSelected(f);
            break;
        }
    }
}

std::string DropDown::getSelectedString() const
{
    ListModel *const listModel = mPopup->getListModel();
    if (listModel == nullptr)
        return "";

    return listModel->getElementAt(getSelected());
}

void DropDown::adjustHeight()
{
    setHeight(getFont()->getHeight() + 2 * mPadding);
}

void DropDown::dropDown()
{
    if (!mDroppedDown)
    {
        if (mParent == nullptr)
            return;
        mDroppedDown = true;
        mFoldedUpHeight = getHeight();
        adjustHeight();

        int x = 0;
        int y = 0;
        getAbsolutePosition(x, y);
        const int frame = CAST_S32(mParent->getFrameSize());
        const int pad = mPopup->getPadding();
        const int pad2 = pad * 2;

        // here width should be adjusted on some other parameters
        mPopup->setWidth(mDimension.width - pad2 + 8);
        mPopup->show(x - mPadding - frame - 1, y + mDimension.height);
        mPopup->requestMoveToTop();
        mPopup->requestFocus();
    }
}

void DropDown::foldUp()
{
    if (mDroppedDown)
    {
        mDroppedDown = false;
        adjustHeight();
    }
}

int DropDown::getSelected() const
{
    return mPopup->getSelected();
}

void DropDown::setSelected(int selected)
{
    if (selected >= 0)
        mPopup->setSelected(selected);
}

void DropDown::setListModel(ListModel *const listModel)
{
    mPopup->setListModel(listModel);

    if (mPopup->getSelected() < 0)
        mPopup->setSelected(0);

    adjustHeight();
}

ListModel *DropDown::getListModel()
{
    return mPopup->getListModel();
}

void DropDown::action(const ActionEvent &actionEvent A_UNUSED)
{
    foldUp();
    distributeActionEvent();
}

Rect DropDown::getChildrenArea()
{
    if (mDroppedDown)
    {
        // Calculate the children area (with the one pixel border in mind)
        return Rect(1, mFoldedUpHeight + 1,
            mDimension.width - 2, mDimension.height - mFoldedUpHeight - 2);
    }

    return Rect();
}

void DropDown::valueChanged(const SelectionEvent& event A_UNUSED)
{
}

void DropDown::updateSelection()
{
    mDroppedDown = false;
    mPushed = false;
    distributeActionEvent();
    distributeValueChangedEvent();
}

void DropDown::addSelectionListener(SelectionListener* selectionListener)
{
    mSelectionListeners.push_back(selectionListener);
}

void DropDown::removeSelectionListener(SelectionListener* listener)
{
    mSelectionListeners.remove(listener);
}

void DropDown::distributeValueChangedEvent()
{
    for (SelectionListenerIterator iter = mSelectionListeners.begin();
          iter != mSelectionListeners.end();
          ++iter)
    {
        SelectionEvent event(this);
        (*iter)->valueChanged(event);
    }
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/*
2			* The ManaPlus Client
3			* Copyright (C) 2006-2009 The Mana World Development Team
4			* Copyright (C) 2009-2010 The Mana Developers
5			* Copyright (C) 2011-2019 The ManaPlus Developers
6			* Copyright (C) 2019-2021 Andrei Karas
7			*
8			* This file is part of The ManaPlus Client.
9			*
10			* This program is free software; you can redistribute it and/or modify
11			* it under the terms of the GNU General Public License as published by
12			* the Free Software Foundation; either version 2 of the License, or
13			* any later version.
14			*
15			* This program is distributed in the hope that it will be useful,
16			* but WITHOUT ANY WARRANTY; without even the implied warranty of
17			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18			* GNU General Public License for more details.
19			*
20			* You should have received a copy of the GNU General Public License
21			* along with this program. If not, see <http://www.gnu.org/licenses/>.
22			*/
23
24			#include "gui/widgets/dropdown.h"
25
26			#include "settings.h"
27
28			#include "gui/gui.h"
29			#include "gui/skin.h"
30
31			#include "gui/fonts/font.h"
32
33			#include "gui/models/extendedlistmodel.h"
34
35			#include "gui/widgets/createwidget.h"
36			#include "gui/widgets/popuplist.h"
37
38			#include "render/graphics.h"
39
40			#include "resources/imagerect.h"
41
42			#include "debug.h"
43
44			int DropDown::instances = 0;
45			Image *DropDown::buttons[2][2];
46		1	ImageRect DropDown::skinRect;
47			float DropDown::mAlpha = 1.0;
48			Skin *DropDown::mSkin = nullptr;
49
50	✓✓	3	static std::string const dropdownFiles[2] =
51			{
52			"dropdown.xml",
53			"dropdown_pressed.xml"
54	✓✗✓✗ ✗✗	5	};
55
56		95	DropDown::DropDown(const Widget2 *const widget,
57			ListModel *const listModel,
58			const bool isExtended,
59			const Modal modal,
60			ActionListener *const listener,
61		95	const std::string &eventId) :
62			ActionListener(),
63			BasicContainer(widget),
64			KeyListener(),
65			MouseListener(),
66			FocusListener(),
67			SelectionListener(),
68	✓✗✓✗ ✓✗	95	mPopup(CREATEWIDGETR(PopupList, this, listModel, isExtended, modal)),
69		190	mShadowColor(getThemeColor(ThemeColorId::DROPDOWN_SHADOW, 255U)),
70		190	mHighlightColor(getThemeColor(ThemeColorId::HIGHLIGHT, 255U)),
71			mPadding(1),
72			mImagePadding(2),
73			mSpacing(0),
74			mFoldedUpHeight(0),
75			mSelectionListeners(),
76			mExtended(isExtended),
77			mDroppedDown(false),
78			mPushed(false),
79		1045	mIsDragged(false)
80			{
81		95	mAllowLogic = false;
82		95	mFrameSize = 2;
83		190	mForegroundColor2 = getThemeColor(ThemeColorId::DROPDOWN_OUTLINE, 255U);
84
85	✓✗	95	mPopup->setHeight(100);
86
87			// Initialize graphics
88	✓✓✓✗	95	if (instances == 0 && (theme != nullptr))
89			{
90			// Load the background skin
91	✓✓	50	for (int i = 0; i < 2; i ++)
92			{
93	✓✗	80	Skin *const skin = theme->load(dropdownFiles[i],
94			"dropdown.xml",
95			true,
96	✓✗	40	Theme::getThemePath());
97	✗✓	20	if (skin != nullptr)
98			{
99	✓✓	20	if (i == 0)
100		10	mSkin = skin;
101		20	const ImageRect &rect = skin->getBorder();
102	✓✓	60	for (int f = 0; f < 2; f ++)
103			{
104	✓✗	40	if (rect.grid[f] != nullptr)
105			{
106	✓✗	40	rect.grid[f]->incRef();
107		40	buttons[f][i] = rect.grid[f];
108	✓✗	40	buttons[f][i]->setAlpha(mAlpha);
109			}
110			else
111			{
112			buttons[f][i] = nullptr;
113			}
114			}
115	✓✓	20	if (i != 0)
116	✓✗	10	theme->unload(skin);
117			}
118			else
119			{
120			for (int f = 0; f < 2; f ++)
121			buttons[f][i] = nullptr;
122			}
123			}
124
125			// get the border skin
126	✓✗✓✗ ✓✗	70	theme->loadRect(skinRect, "dropdown_background.xml", "", 0, 8);
127			}
128
129		95	instances++;
130
131	✓✗	95	setWidth(100);
132	✓✗	95	setFocusable(true);
133	✓✗	95	setListModel(listModel);
134
135	✓✗✓✓	95	if (mPopup->getSelected() < 0)
136	✓✗	2	mPopup->setSelected(0);
137
138	✓✗	95	addMouseListener(this);
139	✓✗	95	addKeyListener(this);
140	✓✗	95	addFocusListener(this);
141
142	✓✗	95	adjustHeight();
143			// mPopup->setForegroundColorAll(getThemeColor(ThemeColorId::DROPDOWN,
144			// 255U),
145			// getThemeColor(ThemeColorId::DROPDOWN_OUTLINE, 255U));
146		190	mForegroundColor = getThemeColor(ThemeColorId::DROPDOWN, 255U);
147		190	mForegroundColor2 = getThemeColor(ThemeColorId::DROPDOWN_OUTLINE, 255U);
148
149	✓✓	95	if (!eventId.empty())
150		4	setActionEventId(eventId);
151
152	✓✓	95	if (listener != nullptr)
153	✓✗	4	addActionListener(listener);
154
155	✓✗	95	mPopup->adjustSize();
156
157	✓✗	95	if (mSkin != nullptr)
158			{
159	✓✗✓✗	380	mSpacing = mSkin->getOption("spacing");
160	✓✗✓✗	380	mFrameSize = CAST_U32(mSkin->getOption("frameSize"));
161		190	mPadding = mSkin->getPadding();
162	✓✗✓✗	380	mImagePadding = mSkin->getOption("imagePadding");
163			}
164	✓✗	95	adjustHeight();
165		95	}
166
167		760	DropDown::~DropDown()
168			{
169	✓✗	95	if (gui != nullptr)
170		95	gui->removeDragged(this);
171
172		95	instances--;
173	✓✓	95	if (instances == 0)
174			{
175	✓✓	50	for (int f = 0; f < 2; f ++)
176			{
177	✓✓	100	for (int i = 0; i < 2; i ++)
178			{
179	✓✗	40	if (buttons[f][i] != nullptr)
180		40	buttons[f][i]->decRef();
181			}
182			}
183	✓✗	10	if (theme != nullptr)
184			{
185		10	theme->unload(mSkin);
186		10	Theme::unloadRect(skinRect, 0, 8);
187			}
188			}
189		190	}
190
191		8	void DropDown::updateAlpha()
192			{
193			const float alpha = std::max(settings.guiAlpha,
194		24	theme->getMinimumOpacity());
195
196	✗✓	8	if (mAlpha != alpha)
197			{
198			mAlpha = alpha;
199
200			if (buttons[0][0] != nullptr)
201			buttons[0][0]->setAlpha(mAlpha);
202			if (buttons[0][1] != nullptr)
203			buttons[0][1]->setAlpha(mAlpha);
204			if (buttons[1][0] != nullptr)
205			buttons[1][0]->setAlpha(mAlpha);
206			if (buttons[1][1] != nullptr)
207			buttons[1][1]->setAlpha(mAlpha);
208
209			for (int a = 0; a < 9; a++)
210			{
211			if (skinRect.grid[a] != nullptr)
212			skinRect.grid[a]->setAlpha(mAlpha);
213			}
214			}
215		8	}
216
217		8	void DropDown::draw(Graphics *const graphics)
218			{
219			BLOCK_START("DropDown::draw")
220			int h;
221
222	✗✓	8	if (mDroppedDown)
223			h = mFoldedUpHeight;
224			else
225		8	h = mDimension.height;
226
227		8	updateAlpha();
228
229		8	const unsigned int alpha = CAST_U32(mAlpha * 255.0F);
230		8	mHighlightColor.a = alpha;
231		8	mShadowColor.a = alpha;
232
233		8	ListModel *const model = mPopup->getListModel();
234	✓✗✗✓ ✓✗	8	if ((model != nullptr) && mPopup->getSelected() >= 0)
235			{
236		8	Font *const font = getFont();
237	✗✓	8	if (mExtended)
238			{
239			const int sel = mPopup->getSelected();
240			ExtendedListModel *const model2
241			= static_cast<ExtendedListModel *>(model);
242			const Image *const image = model2->getImageAt(sel);
243			if (image == nullptr)
244			{
245			font->drawString(graphics,
246			mForegroundColor,
247			mForegroundColor2,
248			model->getElementAt(sel),
249			mPadding, mPadding);
250			}
251			else
252			{
253			graphics->drawImage(image,
254			mImagePadding,
255			(mDimension.height - image->getHeight()) / 2 + mPadding);
256			font->drawString(graphics,
257			mForegroundColor,
258			mForegroundColor2,
259			model->getElementAt(sel),
260			image->getWidth() + mImagePadding + mSpacing, mPadding);
261			}
262			}
263			else
264			{
265		16	font->drawString(graphics,
266			mForegroundColor,
267			mForegroundColor2,
268		16	model->getElementAt(mPopup->getSelected()),
269	✓✗	8	mPadding, mPadding);
270			}
271			}
272
273	✗✓	8	if (isFocused())
274			{
275			const int pad = 2 * mPadding;
276			graphics->setColor(mHighlightColor);
277			graphics->drawRectangle(Rect(mPadding, mPadding,
278			mDimension.width - h - pad, h - pad));
279			}
280
281		8	drawButton(graphics);
282
283	✗✓	8	if (mDroppedDown)
284			{
285			// Draw two lines separating the ListBox with selected
286			// element view.
287			const int w = mDimension.width;
288			graphics->setColor(mHighlightColor);
289			graphics->drawLine(0, h, w, h);
290			graphics->setColor(mShadowColor);
291			graphics->drawLine(0, h + 1, w, h + 1);
292			}
293			BLOCK_END("DropDown::draw")
294		8	}
295
296			void DropDown::safeDraw(Graphics *const graphics)
297			{
298			DropDown::draw(graphics);
299			}
300
301		8	void DropDown::drawFrame(Graphics *const graphics)
302			{
303			BLOCK_START("DropDown::drawFrame")
304		16	const int bs2 = CAST_S32(getFrameSize());
305		8	const Rect &rect = mDimension;
306		16	graphics->drawImageRect(0, 0,
307		16	rect.width + bs2, rect.height + bs2,
308		16	skinRect);
309			BLOCK_END("DropDown::drawFrame")
310		8	}
311
312			void DropDown::safeDrawFrame(Graphics *const graphics)
313			{
314			BLOCK_START("DropDown::drawFrame")
315			const int bs2 = CAST_S32(getFrameSize());
316			const Rect &rect = mDimension;
317			graphics->drawImageRect(0, 0,
318			rect.width + bs2, rect.height + bs2,
319			skinRect);
320			BLOCK_END("DropDown::drawFrame")
321			}
322
323		8	void DropDown::drawButton(Graphics *const graphics)
324			{
325		8	Image *const image = buttons[mDroppedDown][mPushed];
326	✓✗	8	if (image != nullptr)
327			{
328	✗✓	8	const int height = mDroppedDown ? mFoldedUpHeight : mDimension.height;
329		16	graphics->drawImage(image,
330		16	mDimension.width - image->getWidth() - mImagePadding,
331		24	(height - image->getHeight()) / 2);
332			}
333		8	}
334
335			void DropDown::keyPressed(KeyEvent& event)
336			{
337			if (event.isConsumed())
338			return;
339
340			const InputActionT actionId = event.getActionId();
341			PRAGMA45(GCC diagnostic push)
342			PRAGMA45(GCC diagnostic ignored "-Wswitch-enum")
343			switch (actionId)
344			{
345			case InputAction::GUI_SELECT:
346			case InputAction::GUI_SELECT2:
347			dropDown();
348			break;
349
350			case InputAction::GUI_UP:
351			setSelected(getSelected() - 1);
352			break;
353
354			case InputAction::GUI_DOWN:
355			setSelected(getSelected() + 1);
356			break;
357
358			case InputAction::GUI_HOME:
359			setSelected(0);
360			break;
361
362			case InputAction::GUI_END:
363			if (mPopup->getListModel() != nullptr)
364			{
365			setSelected(mPopup->getListModel()->
366			getNumberOfElements() - 1);
367			}
368			break;
369
370			default:
371			return;
372			}
373			PRAGMA45(GCC diagnostic pop)
374
375			event.consume();
376			}
377
378		3	void DropDown::hideDrop(bool event)
379			{
380	✓✓	3	if (event)
381		1	distributeActionEvent();
382		3	mPopup->setVisible(Visible_false);
383		3	}
384
385			void DropDown::mousePressed(MouseEvent& event)
386			{
387			event.consume();
388			// If we have a mouse press on the widget.
389			if (event.getButton() == MouseButton::LEFT
390			&& !mDroppedDown && event.getSource() == this)
391			{
392			mPushed = true;
393			dropDown();
394			}
395			else
396			{
397			mPushed = false;
398			foldUp();
399			hideDrop(true);
400			}
401			}
402
403			void DropDown::mouseReleased(MouseEvent &event)
404			{
405			if (mIsDragged)
406			mPushed = false;
407
408			const MouseButtonT button = event.getButton();
409			const int x = event.getX();
410			const int y = event.getY();
411			// Released outside of widget. Can happen when we have modal
412			// input focus.
413			if ((0 > y \|\| y >= mDimension.height \|\| x < 0 \|\| x >= mDimension.width)
414			&& button == MouseButton::LEFT)
415			{
416			if (mIsDragged)
417			foldUp();
418			}
419			else if (button == MouseButton::LEFT)
420			{
421			mPushed = false;
422			}
423
424			mIsDragged = false;
425			}
426
427			void DropDown::mouseDragged(MouseEvent &event)
428			{
429			mIsDragged = true;
430			event.consume();
431			}
432
433			void DropDown::mouseWheelMovedUp(MouseEvent& event)
434			{
435			setSelected(getSelected() - 1);
436			event.consume();
437			}
438
439			void DropDown::mouseWheelMovedDown(MouseEvent& event)
440			{
441			setSelected(getSelected() + 1);
442			event.consume();
443			}
444
445		19	void DropDown::setSelectedString(const std::string &str)
446			{
447		19	ListModel *const listModel = mPopup->getListModel();
448	✓✗	19	if (listModel == nullptr)
449			return;
450
451	✓✗	299	for (int f = 0; f < listModel->getNumberOfElements(); f ++)
452			{
453	✓✓	318	if (listModel->getElementAt(f) == str)
454			{
455			setSelected(f);
456			break;
457			}
458			}
459			}
460
461			std::string DropDown::getSelectedString() const
462			{
463			ListModel *const listModel = mPopup->getListModel();
464			if (listModel == nullptr)
465			return "";
466
467			return listModel->getElementAt(getSelected());
468			}
469
470		291	void DropDown::adjustHeight()
471			{
472		291	setHeight(getFont()->getHeight() + 2 * mPadding);
473		291	}
474
475			void DropDown::dropDown()
476			{
477			if (!mDroppedDown)
478			{
479			if (mParent == nullptr)
480			return;
481			mDroppedDown = true;
482			mFoldedUpHeight = getHeight();
483			adjustHeight();
484
485			int x = 0;
486			int y = 0;
487			getAbsolutePosition(x, y);
488			const int frame = CAST_S32(mParent->getFrameSize());
489			const int pad = mPopup->getPadding();
490			const int pad2 = pad * 2;
491
492			// here width should be adjusted on some other parameters
493			mPopup->setWidth(mDimension.width - pad2 + 8);
494			mPopup->show(x - mPadding - frame - 1, y + mDimension.height);
495			mPopup->requestMoveToTop();
496			mPopup->requestFocus();
497			}
498			}
499
500			void DropDown::foldUp()
501			{
502			if (mDroppedDown)
503			{
504			mDroppedDown = false;
505			adjustHeight();
506			}
507			}
508
509		3	int DropDown::getSelected() const
510			{
511		3	return mPopup->getSelected();
512			}
513
514		80	void DropDown::setSelected(int selected)
515			{
516	✓✗✓✗ ✗✗✗✗ ✗✗✗✗ ✗✗	99	if (selected >= 0)
517		99	mPopup->setSelected(selected);
518		80	}
519
520		95	void DropDown::setListModel(ListModel *const listModel)
521			{
522		95	mPopup->setListModel(listModel);
523
524	✓✗	95	if (mPopup->getSelected() < 0)
525		95	mPopup->setSelected(0);
526
527		95	adjustHeight();
528		95	}
529
530			ListModel *DropDown::getListModel()
531			{
532			return mPopup->getListModel();
533			}
534
535			void DropDown::action(const ActionEvent &actionEvent A_UNUSED)
536			{
537			foldUp();
538			distributeActionEvent();
539			}
540
541			Rect DropDown::getChildrenArea()
542			{
543			if (mDroppedDown)
544			{
545			// Calculate the children area (with the one pixel border in mind)
546			return Rect(1, mFoldedUpHeight + 1,
547			mDimension.width - 2, mDimension.height - mFoldedUpHeight - 2);
548			}
549
550			return Rect();
551			}
552
553			void DropDown::valueChanged(const SelectionEvent& event A_UNUSED)
554			{
555			}
556
557			void DropDown::updateSelection()
558			{
559			mDroppedDown = false;
560			mPushed = false;
561			distributeActionEvent();
562			distributeValueChangedEvent();
563			}
564
565			void DropDown::addSelectionListener(SelectionListener* selectionListener)
566			{
567			mSelectionListeners.push_back(selectionListener);
568			}
569
570			void DropDown::removeSelectionListener(SelectionListener* listener)
571			{
572			mSelectionListeners.remove(listener);
573			}
574
575			void DropDown::distributeValueChangedEvent()
576			{
577			for (SelectionListenerIterator iter = mSelectionListeners.begin();
578			iter != mSelectionListeners.end();
579			++iter)
580			{
581			SelectionEvent event(this);
582			(*iter)->valueChanged(event);
583			}
584	✓✗✓✗	3	}