/* * To change this template, choose Tools | Templates * and open the template in the editor. */package cn.sda.ui;import cn.sda.event.KeybordEvent;import cn.sda.event.PointerEvent;import cn.sda.event.TabSheetChangeEvent;import java.util.Vector;import javax.microedition.lcdui.Graphics;import javax.microedition.lcdui.Image;import javax.microedition.lcdui.Font;/** * * @author Administrator */public class SDATabControl extends SDABaseControl {    private byte buttonAlignType = SDAConsts.ktHorizontal;    private int borderColor = SDAConsts.clBlack;    //是否顯示標題    private boolean showCaption = true;    //是否按照標題自動伸縮按鈕    private boolean autoSizeButton = true;    //組件列表    private Vector controlList = null;    //當前位置    private SDATabSheet curSheet = null;    //事件    private TabSheetChangeEvent onChangeEvent = null;    //背景圖    private Image backImage = null;    private boolean stretchImage = true;    //按鈕圖片排布方式    private int glyphAlignType = SDAConsts.blGlyphLeft;    //按鈕位置    private int buttonPosition = SDAConsts.tabButtonsTop;    //按鈕的缺省尺寸    private int buttonSize = 40;    //按鈕區大小    private int SelectbuttonSize = 0;    //偏移    private int offset = 0;    //按鈕總長度（判斷是否顯示滾動按鈕）    private int buttonsLen = 0;    //開始顯示的按鈕    private int StartButtonPos = 0;    //最后完整顯示按鈕index    private int endButtonPos = 0;    //滾動按鈕背景色    private int scrollButtonColor = SDAConsts.clWhite;    //滾動按鈕大小    private int scrollButtonSize = 14;    //是否可以繼續向后滾動    private boolean canScroll = false;    public SDATabControl() {        super();        setWidth(120);        setHeight(100);        controlList = new Vector();        setOnKeyUp(new KeybordEvent() {            public void Event(SDABaseControl ctrl, int keyCode) {                //鍵盤                doKeyUp(keyCode);            }        });        setOnPointerPressed(new PointerEvent() {            public void Event(SDABaseControl ctrl, int x, int y) {                //點                doPointerPress(x, y);            }        });    }    public void paint() {        if (!IsCanPaint()) {            return;        }        Graphics g = form.getGraphics();        SetClip(g);        g.setFont(getFont());        int thisWidth = getWidth();        int thisHeight = getHeight();        //框        if (!transparent) {            g.setColor(backColor);            fillRect(g, 0, 0, thisWidth, thisHeight);        }        //畫按鈕和分割線        paintButton(g);        //畫滾動按鈕        paintScrollButton(g);        //畫子組件        setSheetVisible();        PaintChilds();        //焦點        if (isFoucsed()) {            g.setColor(SDAConsts.clFocusShadow);            if (buttonAlignType == SDAConsts.ktHorizontal) {                if (buttonPosition == SDAConsts.tabButtonsTop) {                    drawRect(g, 1, SelectbuttonSize + 1, thisWidth - 2, thisHeight - 2 - SelectbuttonSize);                }                if (buttonPosition == SDAConsts.tabButtonsBottom) {                    drawRect(g, 1, 1, thisWidth - 2, offset - 2);                }            } else {                if (buttonPosition == SDAConsts.tabButtonsLeft) {                    drawRect(g, SelectbuttonSize + 1, 1, thisWidth - 2 - SelectbuttonSize, thisHeight - 2);                }                if (buttonPosition == SDAConsts.tabButtonsRight) {                    drawRect(g, 1, 1, offset - 2, thisHeight - 2);                }            }        }        SetClip(g);        g.setColor(borderColor);        drawRect(g, 0, 0, thisWidth, thisHeight);        PaintChilds();    }    //計算設置按鈕的寬度    private void setButtonSize() {        SDATabSheet sheet = null;        int buttonHeight = getHeight() - 4;        int buttonWidth = getWidth() - 4;        Font ft = getFont();        int fontheight = ft.getHeight();        int num = 0;        int bsize = 0;        buttonsLen = 0;        for (int i = 0; i < controlList.size(); i++) {            sheet = (SDATabSheet) controlList.elementAt(i);            if (autoSizeButton) {                if (buttonAlignType == SDAConsts.ktHorizontal) {                    if (glyphAlignType == SDAConsts.blGlyphTop || glyphAlignType == SDAConsts.blGlyphBottom) {                        num = fontheight + 2 + (sheet.getImage() != null ? sheet.getImage().getHeight() + 2 : 0);                        if (bsize < num) {                            bsize = num;                        }                    } else {                        num = fontheight + 2;                        if (sheet.getImage() != null) {                            if (num < sheet.getImage().getHeight() + 2) {                                num = sheet.getImage().getHeight() + 2;                            }                        }                        if (bsize < num) {                            bsize = num;                        }                    }                } else {                    if (glyphAlignType == SDAConsts.blGlyphLeft || glyphAlignType == SDAConsts.blGlyphRight) {                        num = ft.stringWidth(sheet.getCaption() + "xx") + (sheet.getImage() != null ? sheet.getImage().getWidth() + 2 : 0);                        if (bsize < num) {                            bsize = num;                        }                    } else {                        num = ft.stringWidth(sheet.getCaption() + "xx");                        if (sheet.getImage() != null) {                            if (num < sheet.getImage().getWidth() + 2) {                                num = sheet.getImage().getWidth() + 2;                            }                        }                        if (bsize < num) {                            bsize = num;                        }                    }                }            }        }        SelectbuttonSize = bsize;        for (int i = 0; i < controlList.size(); i++) {            sheet = (SDATabSheet) controlList.elementAt(i);            if (autoSizeButton) {                if (buttonAlignType == SDAConsts.ktHorizontal) {                    sheet.setButtonHeight(bsize);                    if (sheet.getImage() != null && sheet.getCaption().length() > 0 &&                            (glyphAlignType == SDAConsts.blGlyphLeft || glyphAlignType == SDAConsts.blGlyphRight)) {                        sheet.setButtonWidth(ft.stringWidth(sheet.getCaption() + "xx") + sheet.getImage().getWidth());                    } else {                        num = ft.stringWidth(sheet.getCaption() + "xx");                        if (sheet.getImage() != null) {                            if (num < sheet.getImage().getWidth()) {                                num = sheet.getImage().getWidth();                            }                        }                        sheet.setButtonWidth(num);                    }                    buttonsLen += sheet.getButtonWidth();                } else {                    sheet.setButtonWidth(bsize);                    if (sheet.getImage() != null && sheet.getCaption().length() > 0 &&                            (glyphAlignType == SDAConsts.blGlyphTop || glyphAlignType == SDAConsts.blGlyphBottom)) {                        sheet.setButtonHeight(fontheight + 4 + sheet.getImage().getHeight());                    } else {                        num = fontheight + 2;                        if (sheet.getImage() != null) {                            if (num < sheet.getImage().getHeight() + 2) {                                num = sheet.getImage().getHeight() + 2;                            }                        }                        sheet.setButtonHeight(num);                    }                    buttonsLen += sheet.getButtonHeight();                }            } else {                if (buttonAlignType == SDAConsts.ktHorizontal) {                    sheet.setButtonHeight(buttonHeight);                    sheet.setButtonWidth(buttonSize);                    buttonsLen += sheet.getButtonWidth();                } else {                    sheet.setButtonWidth(buttonWidth);                    sheet.setButtonHeight(buttonSize);                    buttonsLen += sheet.getButtonHeight();                }            }        }    }    //畫按鈕    private void paintButton(Graphics g) {        int thisWidth = getWidth();        int thisHeight = getHeight();        Font ft = getFont();        int fontHeight = ft.getHeight();        //設置大小        setButtonSize();        SetClip(g);        //畫        int buttonPos = 0;        if (buttonPosition == SDAConsts.tabButtonsTop) {            offset = 0;            buttonAlignType = SDAConsts.ktHorizontal;        }        if (buttonPosition == SDAConsts.tabButtonsBottom) {            offset = getHeight() - SelectbuttonSize;            buttonAlignType = SDAConsts.ktHorizontal;        }        if (buttonPosition == SDAConsts.tabButtonsLeft) {            offset = 0;            buttonAlignType = SDAConsts.ktVertical;        }        if (buttonPosition == SDAConsts.tabButtonsRight) {            offset = getWidth() - SelectbuttonSize;            buttonAlignType = SDAConsts.ktVertical;        }        SDATabSheet button = null;        Image image = null;        String caption = "";        //畫背景        if (backImage != null) {            if (stretchImage) {                image = SDAImageUtils.processImage(backImage, thisWidth, thisHeight, SDAImageUtils.MODE_STRETCH);            } else {                image = backImage;            }            drawImage(g, image, 0, 0, 0);        }        if (buttonAlignType == SDAConsts.ktHorizontal) {            //橫線            g.setColor(borderColor);            int linePos = buttonPosition == SDAConsts.tabButtonsTop ? SelectbuttonSize : offset;            drawLine(g, 0, linePos, getWidth(), linePos);            for (int i = StartButtonPos; i < controlList.size(); i++) {                button = (SDATabSheet) controlList.elementAt(i);                caption = button.getCaption();                g.setColor(borderColor);                drawRect(g, buttonPos, offset, button.getButtonWidth(), button.getButtonHeight());                //SetClip(g, buttonPos, offset, button.getButtonWidth(), button.getButtonHeight() + 1);                image = button.getImage();                //焦點按鈕                if (button.equals(curSheet)) {                    g.setColor(button.backColor);                    fillRect(g, buttonPos + 1, offset + (buttonPosition == SDAConsts.tabButtonsTop ? 1 : 0),                            button.getButtonWidth() - 1, button.getButtonHeight() + (buttonPosition == SDAConsts.tabButtonsTop ? 1 : 0));                }                if (image != null) {                    if (showCaption && caption.length() > 0) {                        if (glyphAlignType == SDAConsts.blGlyphTop) {                            drawImage(g, image, buttonPos + (button.getButtonWidth() - image.getWidth()) / 2 + 1,                                    offset + (button.getButtonHeight() - image.getHeight() - fontHeight) / 2 + 1, 0);                            g.setColor(foreColor);                            drawString(g, caption, buttonPos + (button.getButtonWidth() - ft.stringWidth(caption)) / 2 + 1,                                    offset + (button.getButtonHeight() - image.getHeight() - fontHeight) / 2 + image.getHeight() + 1);