// 当layoutMember为CalcuWidth不给rectange赋值,实际布局才赋值 // parameters: // x x坐标 // y y坐标 // nInitialWidth 初始宽度 // nInitialHeight 初始高度 // nRetWidth 返回需要的宽度 // nRectHeight 返回需要的高度 // layoutMember 功能参数 public virtual void Layout(int x, int y, int nInitialWidth, int nInitialHeight, int nTimeStamp, out int nRetWidth, out int nRetHeight, LayoutMember layoutMember) { nRetWidth = nInitialWidth; nRetHeight = nInitialHeight; /////////////////////////////////////////// //1.首先判断是否为Enlarge参数/////////////////// /////////////////////////////////////////// bool bEnlargeWidth = false; if ((layoutMember & LayoutMember.EnlargeWidth) == LayoutMember.EnlargeWidth) { bEnlargeWidth = true; } bool bEnlargeHeight = false; if ((layoutMember & LayoutMember.EnLargeHeight) == LayoutMember.EnLargeHeight) { bEnlargeHeight = true; } if (bEnlargeWidth == true || bEnlargeHeight == true) { //父亲和兄弟都影响了 if ((layoutMember & LayoutMember.Up) == LayoutMember.Up) { if (bEnlargeHeight == true) { this.Rect.Height = nInitialHeight; Box myContainer = (Box)(this.container); if (myContainer == null) { return; } if (myContainer.LayoutStyle == LayoutStyle.Horizontal) { //影响兄弟 foreach (Visual child in myContainer.childrenVisual) { if (child.Equals(this) == true) { continue; } child.Layout( child.Rect.X, child.Rect.Y, child.Rect.Width, this.Rect.Height, nTimeStamp, out nRetWidth, out nRetHeight, LayoutMember.EnLargeHeight); } int nMyHeight = this.Rect.Height; foreach (Visual child in myContainer.childrenVisual) { if (child.Rect.Height > nMyHeight) { nMyHeight = child.Rect.Height; } } nMyHeight += myContainer.TotalRestHeight; myContainer.Layout( myContainer.Rect.X, myContainer.Rect.Y, myContainer.Rect.Width, nMyHeight, nTimeStamp, out nRetWidth, out nRetHeight, layoutMember); } if (myContainer.LayoutStyle == LayoutStyle.Vertical) { int nTempTotalHeight = 0; foreach (Visual childVisual in myContainer.childrenVisual) { nTempTotalHeight += childVisual.Rect.Height; } nTempTotalHeight += myContainer.TotalRestHeight; myContainer.Layout( myContainer.Rect.X, myContainer.Rect.Y, myContainer.Rect.Width, nTempTotalHeight, nTimeStamp, out nRetWidth, out nRetHeight, layoutMember); //设兄弟坐标 int nXDelta = myContainer.LeftResWidth; int nYDelta = myContainer.TopResHeight; foreach (Visual childVisual in myContainer.childrenVisual) { childVisual.Rect.X = nXDelta; childVisual.Rect.Y = nYDelta; nYDelta += childVisual.Rect.Height; } } return; } } if (bEnlargeHeight == true) { this.Rect.Height = nInitialHeight; } if (bEnlargeHeight == true) { this.Rect.Width = nInitialWidth; } return; } //2.输入信息/////////////////////////////////////// Item item = this.GetItem(); Debug.Assert(item != null, ""); item.m_document.nTime++; string strTempInfo = ""; int nTempLevel = this.GetVisualLevel(); string strLevelString = this.GetStringFormLevel(nTempLevel); if (this.IsWriteInfo == true) { strTempInfo = "\r\n" + strLevelString + "******************************\r\n" + strLevelString + "这是第" + nTempLevel + "层的" + this.GetType().Name + "调layout开始\r\n" + strLevelString + "参数为:\r\n" + strLevelString + "x=" + x + "\r\n" + strLevelString + "y=" + y + "\r\n" + strLevelString + "nInitialWidth=" + nInitialWidth + "\r\n" + strLevelString + "nInitialHeight=" + nInitialHeight + "\r\n" + strLevelString + "nTimeStamp=" + nTimeStamp + "\r\n" + strLevelString + "layoutMember=" + layoutMember.ToString() + "\r\n" + strLevelString + "LayoutStyle=无\r\n" + strLevelString + "使总次数变为" + item.m_document.nTime + "\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } //3.Catch/////////////////////////////////// if (Catch == true) { //当输入参数相同时,直接返回catch内容 if (sizeCatch.nInitialWidth == nInitialWidth && sizeCatch.nInitialHeight == nInitialHeight && (sizeCatch.layoutMember == layoutMember)) { if (this.IsWriteInfo == true) { strTempInfo = "\r\n" + strLevelString + "------------------" + strLevelString + "与缓存时相同\r\n" + strLevelString + "传入的值: initialWidth:" + nInitialWidth + " initialHeight:" + nInitialHeight + " timeStamp: " + nTimeStamp + " layoutMember:" + layoutMember.ToString() + "\r\n" + strLevelString + "缓存的值: initialWidth:" + sizeCatch.nInitialWidth + " initialHeight:" + sizeCatch.nInitialHeight + " timeStamp: " + sizeCatch.nTimeStamp + " layoutMember:" + sizeCatch.layoutMember.ToString() + "\r\n"; } if ((layoutMember & LayoutMember.Layout) != LayoutMember.Layout) { if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "不是实做,直接返回缓冲区值\r\n"; } nRetWidth = sizeCatch.nRetWidth; nRetHeight = sizeCatch.nRetHeight; if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "----------结束------\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } goto END1; } else { if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "包含实做,向下继续\r\n"; } } if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "----------结束------\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } } else { if (this.IsWriteInfo == true) { strTempInfo = "\r\n" + strLevelString + "------------------" + strLevelString + "与缓存时不同\r\n" + strLevelString + "传入的值: initialWidth:" + nInitialWidth + " initialHeight:" + nInitialHeight + " timeStamp: " + nTimeStamp + " layoutMember:" + layoutMember.ToString() + "\r\n" + strLevelString + "缓存的值: initialWidth:" + sizeCatch.nInitialWidth + " initialHeight:" + sizeCatch.nInitialHeight + " timeStamp: " + sizeCatch.nTimeStamp + " layoutMember:" + sizeCatch.layoutMember.ToString() + "\r\n"; strTempInfo += strLevelString + "----------结束------\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } } } //4.下面进行各项测量或实算////////////////////////// nRetWidth = nInitialWidth; nRetHeight = nInitialHeight; //得到宽度 int nTempWidth = GetWidth(); /* * if (nRetWidth < 0) //(nTempWidth > nRetWidth) * nRetWidth = 0; * //nRetWidth = nTempWidth; */ if (nRetWidth < nTempWidth) { nRetWidth = nTempWidth; } //1)只测宽度 if (layoutMember == LayoutMember.CalcuWidth) //测宽度 { goto END1; } //得到高度 int nTempHeight = GetHeight(nRetWidth - this.TotalRestWidth); if (nTempHeight > nRetHeight) { nRetHeight = nTempHeight; } if (nRetHeight < 0) { nRetHeight = 0; } //2)测高度(两种情况,只测高度 或 即测高度又测宽度) if ((layoutMember & LayoutMember.CalcuHeight) == LayoutMember.CalcuHeight) { goto END1; } //3)实算 if ((layoutMember & LayoutMember.Layout) == LayoutMember.Layout) //真正布局 { this.Rect = new Rectangle(x, y, nRetWidth, nRetHeight); //把宽度记到数组里 item.SetValue(this.GetType().Name, nRetWidth); //goto END1; } if ((layoutMember & LayoutMember.Up) == LayoutMember.Up) { Visual.UpLayout(this, nTimeStamp); } END1: //***做得catch*** sizeCatch.SetValues(nInitialWidth, nInitialHeight, nRetWidth, nRetHeight, nTimeStamp, layoutMember); if (this.IsWriteInfo == true) { strTempInfo = ""; strTempInfo = "\r\n" + strLevelString + "这是第" + nTempLevel + "层的" + this.GetType().Name + "调layout结束\r\n" + strLevelString + "返回值为: \r\n" + strLevelString + "x=" + x + "\r\n" + strLevelString + "y=" + y + "\r\n" + strLevelString + "nRetWidth=" + nRetWidth + "\r\n" + strLevelString + "nRetHeight=" + nRetHeight + "\r\n" + strLevelString + "Rect.X=" + this.Rect.X + "\r\n" + strLevelString + "Rect.Y=" + this.Rect.Y + "\r\n" + strLevelString + "Rect.Width=" + this.Rect.Width + "\r\n" + strLevelString + "Rect.Height=" + this.Rect.Height + "\r\n" + strLevelString + "****************************\r\n\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } }
// 布局 public override void Layout(int x, int y, int nInitialWidth, int nInitialHeight, int nTimeStamp, out int nRetWidth, out int nRetHeight, LayoutMember layoutMember) { nRetWidth = nInitialWidth; nRetHeight = nInitialHeight; bool bEnlargeWidth = false; if ((layoutMember & LayoutMember.EnlargeWidth) == LayoutMember.EnlargeWidth) { bEnlargeWidth = true; } bool bEnlargeHeight = false; if ((layoutMember & LayoutMember.EnLargeHeight) == LayoutMember.EnLargeHeight) { bEnlargeHeight = true; } if (bEnlargeWidth == true || bEnlargeHeight == true) { //父亲和兄弟都影响了 if ((layoutMember & LayoutMember.Up) == LayoutMember.Up) { if (bEnlargeHeight == true) { this.Rect.Height = nInitialHeight; Box myContainer = (Box)(this.container); if (myContainer == null) { return; } //横排 if (myContainer.LayoutStyle == LayoutStyle.Horizontal) { //影响兄弟 foreach (Visual child in myContainer.childrenVisual) { if (child.Equals(this) == true) { continue; } child.Layout( child.Rect.X, child.Rect.Y, child.Rect.Width, this.Rect.Height, nTimeStamp, out nRetWidth, out nRetHeight, LayoutMember.EnLargeHeight); } int nMyHeight = this.Rect.Height; foreach (Visual child in myContainer.childrenVisual) { if (child.Rect.Height > nMyHeight) { nMyHeight = child.Rect.Height; } } nMyHeight += myContainer.TotalRestHeight; myContainer.Layout( myContainer.Rect.X, myContainer.Rect.Y, myContainer.Rect.Width, nMyHeight, nTimeStamp, out nRetWidth, out nRetHeight, layoutMember); } //竖排 if (myContainer.LayoutStyle == LayoutStyle.Vertical) { int nTempTotalHeight = 0; foreach (Visual childVisual in myContainer.childrenVisual) { nTempTotalHeight += childVisual.Rect.Height; } nTempTotalHeight += myContainer.TotalRestHeight;; myContainer.Layout( myContainer.Rect.X, myContainer.Rect.Y, myContainer.Rect.Width, nTempTotalHeight, nTimeStamp, out nRetWidth, out nRetHeight, layoutMember); //设兄弟坐标 int nXDelta = myContainer.LeftResWidth; int nYDelta = myContainer.TopResHeight; foreach (Visual childVisual in myContainer.childrenVisual) { childVisual.Rect.X = nXDelta; childVisual.Rect.Y = nYDelta; nYDelta += childVisual.Rect.Height; } } return; } } if (LayoutStyle == LayoutStyle.Horizontal) { if (bEnlargeHeight == true) { this.Rect.Height = nInitialHeight; foreach (Visual child in this.childrenVisual) { child.Layout(0, 0, 0, nInitialHeight, nTimeStamp, out nRetWidth, out nRetHeight, layoutMember); } } } else if (LayoutStyle == LayoutStyle.Vertical) { if (bEnlargeWidth == true) { this.Rect.Width = nInitialWidth; foreach (Visual child in this.childrenVisual) { child.Layout(0, 0, nInitialWidth, 0, nTimeStamp, out nRetWidth, out nRetHeight, layoutMember); } } } return; } Item item = GetItem(); item.m_document.nTime++; string strTempInfo = ""; int nTempLevel = this.GetVisualLevel(); string strLevelString = this.GetStringFormLevel(nTempLevel); if (this.IsWriteInfo == true) { strTempInfo = "\r\n" + strLevelString + "******************************\r\n" + strLevelString + "这是第" + nTempLevel + "层的" + this.GetType().Name + "调layout开始\r\n" + strLevelString + "参数为:\r\n" + strLevelString + "x=" + x + "\r\n" + strLevelString + "y=" + y + "\r\n" + strLevelString + "nInitialWidth=" + nInitialWidth + "\r\n" + strLevelString + "nInitialHeight=" + nInitialHeight + "\r\n" + strLevelString + "nTimeStamp=" + nTimeStamp + "\r\n" + strLevelString + "layoutMember=" + layoutMember.ToString() + "\r\n" + strLevelString + "LayoutStyle=" + this.LayoutStyle.ToString() + "\r\n" + strLevelString + "使总次数变为" + item.m_document.nTime + "\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } if (Catch == true) { //当输入参数相同时,直接返回catch内容 if (sizeCatch.nInitialWidth == nInitialWidth && sizeCatch.nInitialHeight == nInitialHeight && (sizeCatch.layoutMember == layoutMember)) { if (this.IsWriteInfo == true) { strTempInfo = "\r\n" + strLevelString + "------------------" + strLevelString + "与缓存时相同\r\n" + strLevelString + "传入的值: initialWidth:" + nInitialWidth + " initialHeight:" + nInitialHeight + " timeStamp: " + nTimeStamp + " layoutMember:" + layoutMember.ToString() + "\r\n" + strLevelString + "缓存的值: initialWidth:" + sizeCatch.nInitialWidth + " initialHeight:" + sizeCatch.nInitialHeight + " timeStamp: " + sizeCatch.nTimeStamp + " layoutMember:" + sizeCatch.layoutMember.ToString() + "\r\n"; } if ((layoutMember & LayoutMember.Layout) != LayoutMember.Layout) { if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "不是实做,直接返回缓冲区值\r\n"; } nRetWidth = sizeCatch.nRetWidth; nRetHeight = sizeCatch.nRetHeight; if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "----------结束------\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } goto END1; } else { if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "包含实做,向下继续\r\n"; } } if (this.IsWriteInfo == true) { strTempInfo += strLevelString + "----------结束------\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } } else { if (this.IsWriteInfo == true) { strTempInfo = "\r\n" + strLevelString + "------------------" + strLevelString + "与缓存时不同\r\n" + strLevelString + "传入的值: initialWidth:" + nInitialWidth + " initialHeight:" + nInitialHeight + " timeStamp: " + nTimeStamp + " layoutMember:" + layoutMember.ToString() + "\r\n" + strLevelString + "缓存的值: initialWidth:" + sizeCatch.nInitialWidth + " initialHeight:" + sizeCatch.nInitialHeight + " timeStamp: " + sizeCatch.nTimeStamp + " layoutMember:" + sizeCatch.layoutMember.ToString() + "\r\n"; strTempInfo += strLevelString + "----------结束------\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } } } //计算每一小块用得参数 int nPartWidth = 0; int nPartHeight = 0; int nRetPartWidth = 0;; //返回 int nRetPartHeight = 0; int nTotalWidth = 0; //横排总宽度 int nMaxHeight = 0; //横排时的最大高度,当变大,要重新算 int nMaxWidth = 0; //竖排时的最大宽度,当变大,要重新算 int nTotalHeight = 0; //竖排总高度 Visual visual = null; ArrayList aVisualUnDefineWidth = null; //没有定义宽度的Visual组成的数组 PartInfo partInfo = null; //用来计宽度的对象 //横排 if (LayoutStyle == LayoutStyle.Horizontal) { //****************************************** //1.只测宽度,用等号 //******************************************* if ((layoutMember == LayoutMember.CalcuWidth)) { nTotalWidth = 0; //总宽度赋0 if (aVisualUnDefineWidth != null) { aVisualUnDefineWidth.Clear(); } else { aVisualUnDefineWidth = new ArrayList(); } if (this.childrenVisual != null) { //把数组中找到定义的宽度 for (int i = 0; i < this.childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; PartWidth partWidth = item.GetPartWidth(visual.GetType().Name); //没找到对象,或级别号小于等于0,加到未定义宽度数组 if (partWidth == null || partWidth.nGradeNo <= 0) { aVisualUnDefineWidth.Add(visual); continue; } nPartWidth = partWidth.nWidth; nTotalWidth += nPartWidth; } } //算那些没有在数组里定义的宽度的区域 if (aVisualUnDefineWidth != null && aVisualUnDefineWidth.Count > 0) { //计算得到其它项的平均宽度 int nTemp = nInitialWidth - nTotalWidth - this.TotalRestWidth; nPartWidth = nTemp / (aVisualUnDefineWidth.Count); for (int i = 0; i < aVisualUnDefineWidth.Count; i++) { visual = (Visual)aVisualUnDefineWidth[i]; visual.Layout(0, 0, nPartWidth, 0, //不关心高度 nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.CalcuWidth); //只测宽度 nTotalWidth += nRetPartWidth; } } //算返回宽度 nTotalWidth += this.TotalRestWidth; nRetWidth = (nRetWidth > nTotalWidth) ? nRetWidth : nTotalWidth; goto END1; } //***************************************** //2.即测宽度,又测高度 //******************************************* if (((layoutMember & LayoutMember.CalcuWidth) == LayoutMember.CalcuWidth) && ((layoutMember & LayoutMember.CalcuHeight) == LayoutMember.CalcuHeight)) { nTotalWidth = 0; //总宽度赋0 if (aVisualUnDefineWidth != null) { aVisualUnDefineWidth.Clear(); } else { aVisualUnDefineWidth = new ArrayList(); } //最大高度 nMaxHeight = nInitialHeight - this.TotalRestHeight; if (this.childrenVisual != null) { for (int i = 0; i < this.childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; PartWidth partWidth = item.GetPartWidth(visual.GetType().Name); //没找到对象,或级别号小于等于0,加到未定义宽度数组 if (partWidth == null || partWidth.nGradeNo <= 0) { aVisualUnDefineWidth.Add(visual); continue; } nPartWidth = partWidth.nWidth; visual.Layout(0, 0, nPartWidth, //传入一个固定宽度 nMaxHeight, nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.CalcuWidth | LayoutMember.CalcuHeight); //只测宽度 if (nRetPartHeight > nMaxHeight) { nMaxHeight = nRetPartHeight; } //总宽度增加?,宽度是否会发生改变 nTotalWidth += nRetPartWidth; } } //算那些没有在数组里定义的宽度的区域 if (aVisualUnDefineWidth != null && aVisualUnDefineWidth.Count > 0) { int nTemp = nInitialWidth - nTotalWidth - this.TotalRestWidth; nPartWidth = nTemp / (aVisualUnDefineWidth.Count); for (int i = 0; i < aVisualUnDefineWidth.Count; i++) { visual = (Visual)aVisualUnDefineWidth[i]; visual.Layout(0, 0, nPartWidth, nMaxHeight, //0, //不关心高度 nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.CalcuWidth | LayoutMember.CalcuHeight); //只测宽度 nTotalWidth += nRetPartWidth; if (nRetPartHeight > nMaxHeight) { nMaxHeight = nRetPartHeight; } } } nTotalWidth += this.TotalRestWidth; nRetWidth = (nRetWidth > nTotalWidth) ? nRetWidth : nTotalWidth; if (nRetWidth < 0) { nRetWidth = 0; } nMaxHeight += this.TotalRestHeight;; nRetHeight = (nRetHeight > nMaxHeight) ? nRetHeight : nMaxHeight; if (nRetHeight < 0) { nRetHeight = 0; } goto END1; } //****************************************** //3.实算 //******************************************** if ((layoutMember & LayoutMember.Layout) == LayoutMember.Layout) { nTotalWidth = 0; //总宽度赋0 if (aVisualUnDefineWidth != null) { aVisualUnDefineWidth.Clear(); } else { aVisualUnDefineWidth = new ArrayList(); } //最大高度 nMaxHeight = nInitialHeight - this.TotalRestHeight; //这个数组用来记下每个part的宽度 ArrayList aWidth = new ArrayList(); if (this.childrenVisual != null) { for (int i = 0; i < this.childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; PartWidth partWidth = item.GetPartWidth(visual.GetType().Name); //没找到对象,或级别号小于等于0,加到未定义宽度数组 if (partWidth == null || partWidth.nGradeNo <= 0) { aVisualUnDefineWidth.Add(visual); continue; } nPartWidth = partWidth.nWidth; nTotalWidth += nPartWidth; //这里加的目的是为了以后减少 //记到数组里 partInfo = new PartInfo(); partInfo.strName = visual.GetType().Name; partInfo.nWidth = nPartWidth; aWidth.Add(partInfo); } } //算那些没有在数组里定义的宽度的区域 if (aVisualUnDefineWidth != null && aVisualUnDefineWidth.Count > 0) { //这儿引起了没法以最小宽度计算 int nTemp = nInitialWidth - nTotalWidth - this.TotalRestWidth; nPartWidth = nTemp / (aVisualUnDefineWidth.Count); //nPartWidth可能为负数 for (int i = 0; i < aVisualUnDefineWidth.Count; i++) { visual = (Visual)aVisualUnDefineWidth[i]; nTotalWidth += nPartWidth; //记到数组里 partInfo = new PartInfo(); partInfo.strName = visual.GetType().Name; partInfo.nWidth = nPartWidth; aWidth.Add(partInfo); } } item.SetValue(this.GetType().Name, nRetWidth); //根据布局样式排列一下 int nXDelta = this.LeftResWidth; int nYDelta = this.TopResHeight; if (this.childrenVisual != null) { nTotalWidth = 0; int i; for (i = 0; i < childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; nPartWidth = GetRememberWidth(aWidth, visual.GetType().Name); visual.Layout(0 + nXDelta, 0 + nYDelta, nPartWidth, 0, nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.Layout); nXDelta += visual.Rect.Width; nTotalWidth += visual.Rect.Width; if (visual.Rect.Height > nMaxHeight) { nMaxHeight = visual.Rect.Height; } } for (i = 0; i < childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; if (visual.Rect.Height < nMaxHeight) { visual.Rect.Height = nMaxHeight; } } } nTotalWidth += this.TotalRestWidth; nRetWidth = (nRetWidth > nTotalWidth) ? nRetWidth : nTotalWidth; if (nRetWidth < 0) { nRetWidth = 0; } nMaxHeight += this.TotalRestHeight; nRetHeight = (nRetHeight > nMaxHeight) ? nRetHeight : nMaxHeight; if (nRetHeight < 0) { nRetHeight = 0; } //把自己的rect设好 this.Rect = new Rectangle(x, y, nRetWidth, nRetHeight); //goto END1; } } //竖排 if (LayoutStyle == LayoutStyle.Vertical) { //****************************************** //1.只测宽度,用等号 //******************************************* if ((layoutMember == LayoutMember.CalcuWidth)) { nMaxWidth = nInitialWidth - this.TotalRestWidth; if (nMaxWidth < 0) { nMaxWidth = 0; } if (this.childrenVisual != null) { for (int i = 0; i < this.childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; visual.Layout(0, 0, nMaxWidth, 0, nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.CalcuWidth); if (nRetPartWidth > nMaxWidth) { nMaxWidth = nRetPartWidth; } } } nMaxWidth += this.TotalRestWidth; nRetWidth = (nRetWidth > nMaxWidth) ? nRetWidth : nMaxWidth; goto END1; } //***************************************** //2.即测宽度,又测高度 //******************************************* if (((layoutMember & LayoutMember.CalcuWidth) == LayoutMember.CalcuWidth) && ((layoutMember & LayoutMember.CalcuHeight) == LayoutMember.CalcuHeight)) { //最大宽度 nMaxWidth = nInitialWidth - this.TotalRestWidth; nTotalHeight = 0; //总高度赋0 if (this.childrenVisual != null) { for (int i = 0; i < this.childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; visual.Layout(0, 0, nMaxWidth, 0, nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.CalcuWidth | LayoutMember.CalcuHeight); if (nRetPartWidth > nMaxWidth) { nMaxWidth = nRetPartWidth; } nTotalHeight += nRetPartHeight; } } nMaxWidth += this.TotalRestWidth; nRetWidth = (nRetWidth > nMaxWidth) ? nRetWidth : nMaxWidth; nTotalHeight += this.TotalRestHeight; nRetHeight = (nRetHeight > nTotalHeight) ? nRetHeight : nTotalHeight; goto END1; } //****************************************** //3.实算 //******************************************** if ((layoutMember & LayoutMember.Layout) == LayoutMember.Layout) { //最大宽度 nMaxWidth = nInitialWidth - this.TotalRestWidth; nTotalHeight = 0; //总高度赋0 item.SetValue(this.GetType().Name, nRetWidth); //根据布局样式排列一下 int nXDelta = this.LeftResWidth; int nYDelta = this.TopResHeight; if (this.childrenVisual != null) { for (int i = 0; i < childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; nPartHeight = 0; visual.Layout(0 + nXDelta, 0 + nYDelta, nMaxWidth, nPartHeight, nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.Layout); nYDelta += visual.Rect.Height; if (visual.Rect.Width > nMaxWidth) { nMaxWidth = visual.Rect.Width; } nTotalHeight += visual.Rect.Height; } } nMaxWidth += this.TotalRestWidth; nRetWidth = (nRetWidth > nMaxWidth) ? nRetWidth : nMaxWidth; if (nRetWidth < 0) { nRetWidth = 0; } nTotalHeight += this.TotalRestHeight; nRetHeight = (nRetHeight > nTotalHeight) ? nRetHeight : nTotalHeight; if (nRetHeight < 0) { nRetHeight = 0; } //把自己的rect设好 this.Rect = new Rectangle(x, y, nRetWidth, nRetHeight); //goto END1; } //**************************************** //4.只测高度,这里有疑问 //***************************************** if (layoutMember == LayoutMember.CalcuHeight) { //最大宽度 nMaxWidth = nInitialWidth - this.TotalRestWidth; nTotalHeight = 0; //总高度赋0 if (this.childrenVisual != null) { for (int i = 0; i < this.childrenVisual.Count; i++) { visual = (Visual)childrenVisual[i]; visual.Layout(0, 0, nMaxWidth, 0, nTimeStamp, out nRetPartWidth, out nRetPartHeight, LayoutMember.CalcuHeight); if (nRetPartWidth > nMaxWidth) { nMaxWidth = nRetPartWidth; } nTotalHeight += nRetPartHeight; } } nTotalHeight += this.TotalRestHeight; nRetHeight = (nRetHeight > nTotalHeight) ? nRetHeight : nTotalHeight; goto END1; } } if ((layoutMember & LayoutMember.Up) == LayoutMember.Up) { Visual.UpLayout(this, nTimeStamp); } END1: sizeCatch.SetValues(nInitialWidth, nInitialHeight, nRetWidth, nRetHeight, nTimeStamp, layoutMember); if (this.IsWriteInfo == true) { strTempInfo = ""; strTempInfo = "\r\n" + strLevelString + "这是第" + nTempLevel + "层的" + this.GetType().Name + "调layout结束\r\n" + strLevelString + "返回值为: \r\n" + strLevelString + "x=" + x + "\r\n" + strLevelString + "y=" + y + "\r\n" + strLevelString + "nRetWidth=" + nRetWidth + "\r\n" + strLevelString + "nRetHeight=" + nRetHeight + "\r\n" + strLevelString + "Rect.X=" + this.Rect.X + "\r\n" + strLevelString + "Rect.Y=" + this.Rect.Y + "\r\n" + strLevelString + "Rect.Width=" + this.Rect.Width + "\r\n" + strLevelString + "Rect.Height=" + this.Rect.Height + "\r\n" + strLevelString + "****************************\r\n\r\n"; StreamUtil.WriteText("I:\\debug.txt", strTempInfo); } }