akmenu-next/arm9/source/ui/msgbox.cpp

/*
    msgbox.cpp
    Copyright (C) 2007 Acekard, www.acekard.com
    Copyright (C) 2007-2009 somebody
    Copyright (C) 2009 yellow wood goblin

    SPDX-License-Identifier: GPL-3.0-or-later
*/

#include "msgbox.h"
#include "fontfactory.h"
#include "language.h"
#include "ui.h"

namespace akui {

cMessageBox::cMessageBox(s32 x, s32 y, u32 w, u32 h, cWindow* parent, const std::string& title,
                         const std::string& msg, u32 style)
    : cForm(x, y, w, h, parent, title) {
    u32 largestLineWidth = 0;
    size_t pos1 = 0;
    size_t pos2 = 0;
    size_t lineCount = 0;

    std::string breakedMsg = font().breakLine(msg, 192);

    pos1 = breakedMsg.find('\n');
    while (breakedMsg.npos != pos1) {
        ++lineCount;
        u32 lineWidth = font().getStringScreenWidth(&breakedMsg[pos2], pos1 - pos2);
        if (largestLineWidth < lineWidth) largestLineWidth = lineWidth;
        pos2 = pos1;
        pos1 = breakedMsg.find('\n', pos2 + 1);
        dbg_printf("line w %d\n", lineWidth);
    }

    _size.x = largestLineWidth + 48;
    if (_size.x < 192) _size.x = 192;
    if (_size.x > 256) _size.x = 256;
    if (_size.y > 192) _size.y = 192;
    if (_size.x & 1) --_size.x;  // 4 byte align, for speed optimization
    _size.y = lineCount * gs().fontHeight + 60;
    _position.x = (SCREEN_WIDTH - _size.x) / 2;
    if (_position.x & 1) --_position.x;
    _position.y = (SCREEN_HEIGHT - _size.y) / 2;
    _textPoision.x = _position.x + (_size.x - largestLineWidth) / 2;
    _textPoision.y = _position.y + 24;
    dbg_printf("_size.x %d largestLineWidth %d\n", _size.x, largestLineWidth);

    _text = title;
    _msg = breakedMsg;
    _style = style;
    //_msgRet = -1;
    _buttonOK = NULL;
    _buttonCANCEL = NULL;
    _buttonYES = NULL;
    _buttonNO = NULL;

    _buttonOK = new cButton(0, 0, 46, 18, this, "\x01 OK");
    _buttonOK->setText("\x01 " + LANG("message box", "ok"));
    _buttonOK->setStyle(cButton::press);
    _buttonOK->hide();

    _buttonOK->loadAppearance(SFN_BUTTON3);
    _buttonOK->setStyle(cButton::press);
    _buttonOK->clicked.connect(this, &cMessageBox::onOK);
    addChildWindow(_buttonOK);

    _buttonCANCEL = new cButton(0, 0, 46, 18, this, "\x02 Cancel");
    _buttonCANCEL->setText("\x02 " + LANG("message box", "cancel"));
    _buttonCANCEL->setStyle(cButton::press);
    _buttonCANCEL->hide();
    _buttonCANCEL->loadAppearance(SFN_BUTTON3);
    _buttonCANCEL->clicked.connect(this, &cMessageBox::onCANCEL);
    addChildWindow(_buttonCANCEL);

    _buttonYES = new cButton(0, 0, 46, 18, this, "\x01 Yes");
    _buttonYES->setText("\x01 " + LANG("message box", "yes"));
    _buttonYES->setStyle(cButton::press);
    _buttonYES->hide();
    _buttonYES->loadAppearance(SFN_BUTTON3);
    _buttonYES->clicked.connect(this, &cMessageBox::onOK);
    addChildWindow(_buttonYES);

    _buttonNO = new cButton(0, 0, 46, 18, this, "\x02 No");
    _buttonNO->setText("\x02 " + LANG("message box", "no"));
    _buttonNO->setStyle(cButton::press);
    _buttonNO->hide();
    //_buttonNO->setTextColor( RGB15(20,14,0) );
    _buttonNO->loadAppearance(SFN_BUTTON3);
    _buttonNO->clicked.connect(this, &cMessageBox::onCANCEL);
    addChildWindow(_buttonNO);

    s16 nextButtonX = size().x;
    s16 buttonPitch = 60;
    s16 buttonY = size().y - _buttonNO->size().y - 4;
    // 下一个要画的按钮的位置
    if (_style & MB_NO) {
        // 在nextButtonX位置画 NO 按钮
        // nextButtonX -= 按钮宽度 + 空白区宽度
        buttonPitch = _buttonNO->size().x + 8;
        nextButtonX -= buttonPitch;
        _buttonNO->setRelativePosition(cPoint(nextButtonX, buttonY));
        _buttonNO->show();
    }

    if (_style & MB_YES) {
        // 在nextButtonX位置画 YES 按钮
        // nextButtonX -= 按钮宽度 + 空白区宽度
        buttonPitch = _buttonYES->size().x + 8;
        nextButtonX -= buttonPitch;
        _buttonYES->setRelativePosition(cPoint(nextButtonX, buttonY));
        _buttonYES->show();
    }

    if (_style & MB_CANCEL) {
        // 在nextButtonX位置画 CANCEL 按钮
        // nextButtonX -= 按钮宽度 + 空白区宽度
        buttonPitch = _buttonCANCEL->size().x + 8;
        nextButtonX -= buttonPitch;
        _buttonCANCEL->setRelativePosition(cPoint(nextButtonX, buttonY));
        _buttonCANCEL->show();
    }

    if (_style & MB_OK) {
        // 在nextButtonX位置画 OK 按钮
        // nextButtonX -= 按钮宽度 + 空白区宽度
        buttonPitch = _buttonOK->size().x + 8;
        nextButtonX -= buttonPitch;
        _buttonOK->setRelativePosition(cPoint(nextButtonX, buttonY));
        _buttonOK->show();
    }

    if (_style & MB_NONE) {
        buttonPitch = _buttonCANCEL->size().x + 8;
        nextButtonX -= buttonPitch;
        _buttonOK->setRelativePosition(cPoint(nextButtonX, buttonY));
        //_buttonOK->show();
    }

    arrangeChildren();

    loadAppearance("");
}

cMessageBox::~cMessageBox() {
    delete _buttonOK;
    delete _buttonCANCEL;
    delete _buttonYES;
    delete _buttonNO;
}

void cMessageBox::onOK() {
    _modalRet = ID_OK;
}

void cMessageBox::onCANCEL() {
    _modalRet = ID_CANCEL;
}

bool cMessageBox::process(const cMessage& msg) {
    bool ret = false;
    if (isVisible()) {
        ret = cForm::process(msg);
        if (!ret) {
            if (msg.id() > cMessage::keyMessageStart && msg.id() < cMessage::keyMessageEnd) {
                ret = processKeyMessage((cKeyMessage&)msg);
            } else if (msg.id() > cMessage::touchMessageStart &&
                       msg.id() < cMessage::touchMessageEnd) {
                ret = processTouchMessage((cTouchMessage&)msg);
            }
        }
    }

    return ret;
}

bool cMessageBox::processKeyMessage(const cKeyMessage& msg) {
    bool ret = false;
    if (msg.id() == cMessage::keyDown) {
        switch (msg.keyCode()) {
            case cKeyMessage::UI_KEY_A:
                onOK();
                ret = true;
                return true;
                break;
            case cKeyMessage::UI_KEY_B:
                onCANCEL();
                ret = true;
                return true;
                break;
        }
    }
    return ret;
}

bool cMessageBox::processTouchMessage(const cTouchMessage& msg) {
    return false;
}

void cMessageBox::draw() {
    _renderDesc.draw(windowRectangle(), _engine);
    cForm::draw();

    // draw message text
    gdi().setPenColor(uiSettings().formTextColor, _engine);
    gdi().textOut(_textPoision.x, _textPoision.y, _msg.c_str(), _engine);
}

cWindow& cMessageBox::loadAppearance(const std::string& aFileName) {
    _renderDesc.loadData(SFN_FORM_TITLE_L, SFN_FORM_TITLE_R, SFN_FORM_TITLE_M);

    _renderDesc.setTitleText(_text);
    return *this;
}

u32 messageBox(cWindow* parent, const std::string& title, const std::string& msg, u32 style) {
    // check point 如果出现奇怪的对话框消失问题就检查这里
    cMessageBox msgbox(12, 36, 232, 120, parent, title, msg, style);
    // cMessageBox msgbox( 0, 0, 256, 192, parent, text, style );

    return msgbox.doModal();
}

u32 messageBoxStatic(cWindow* parent, const std::string& title, const std::string& msg, u32 style) {
    // check point 如果出现奇怪的对话框消失问题就检查这里
    cMessageBox msgbox(12, 36, 232, 120, parent, title, msg, style);
    // cMessageBox msgbox( 0, 0, 256, 192, parent, text, style );

    return msgbox.doStatic();
}

}  // namespace akui