textarea.java

moto手机专用的LWT类库源码

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   TextArea.java

package com.motorola.lwt;


// Referenced classes of package com.motorola.lwt:
//            TextComponent, Component

public class TextArea extends TextComponent
{

    public TextArea(String s, int i, int j)
    {
        super(s, true);
        rows = i;
        columns = j;
    }

    synchronized void scrollTo(int i, boolean flag)
    {
        screenPosition(i);
        if(screenPositionY - 2 < lineHeight)
            viewPortOriginY += screenPositionY - 2 - lineHeight;
        else
        if(screenPositionY + 2 > getHeight())
            viewPortOriginY += (screenPositionY + 2) - getHeight();
    }

    synchronized void reformatText(int i, int j)
    {
        if(textLength < 2)
        {
            rowCount = 0;
            rowBoundaries[0] = 0;
            rowBoundaries[1] = textLength;
        } else
        {
            int k = getWidth() - 8;
            int l = 0;
            int i1 = -999;
            int j1 = 0;
            int k1 = 4;
            if(i <= rowBoundaries[1])
            {
                rowCount = 0;
                addBreak(0);
            } else
            {
                int l1 = getRowNumber(i);
                rowCount = l1;
                l = rowBoundaries[rowCount - 1];
            }
            for(; l < textLength; l++)
                if(text[l] == '\r')
                {
                    if(l + 1 < textLength && text[l + 1] == '\n')
                        l++;
                    addBreak(l + 1);
                    k1 = 4;
                    j1 = 0;
                } else
                if(text[l] == '\n')
                {
                    addBreak(l + 1);
                    k1 = 4;
                    j1 = 0;
                } else
                {
                    k1 += textWidth[l];
                    if(text[l] == ' ')
                    {
                        i1 = l;
                        j1 = k1;
                    } else
                    if(k1 > k)
                    {
                        if(j1 > (getWidth() * 3) / 5)
                        {
                            k1 = (k1 - j1) + 4;
                            if((justification & 0x2) > 0)
                            {
                                addBreak(i1);
                                k1 -= textWidth[i1];
                            } else
                            {
                                addBreak(i1 + 1);
                            }
                        } else
                        {
                            addBreak(l);
                            k1 = 4 + textWidth[l];
                        }
                        j1 = 0;
                    }
                }

            addBreak(l);
            rowCount--;
        }
        repaint();
    }

    void addBreak(int i)
    {
        rowBoundaries[rowCount] = i;
        rowCount++;
        if(rowCount == rowBoundaries.length)
        {
            int ai[] = new int[rowCount + 10];
            System.arraycopy(rowBoundaries, 0, ai, 0, rowCount);
            rowBoundaries = ai;
        }
    }
}