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Use DPI for adjusting row & column sizes.

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This commit is contained in:
Kathy Ruffing 2012-11-13 12:28:02 +00:00
parent 0189d7759b
commit af15309bda
1 changed files with 61 additions and 6 deletions
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67
PROMS/Volian.Controls.Library/VlnFlexGrid.cs
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@ -89,9 +89,9 @@ namespace Volian.Controls.Library
if (this.TableCellEditor.Text.Contains("<NewID>"))
return false;
XmlDocument XdOld = new XmlDocument();
XdOld.LoadXml(oldXml);
XdOld.LoadXml(AdjustHeightAndWidthForDPI(oldXml));
XmlDocument XdNew = new XmlDocument();
XdNew.LoadXml(newXml);
XdNew.LoadXml(AdjustHeightAndWidthForDPI(newXml));
//check volian borders 1st
if (XdNew.SelectSingleNode("C1FlexGrid/Control/MyBorderDetailString").InnerText != XdOld.SelectSingleNode("C1FlexGrid/Control/MyBorderDetailString").InnerText)
return true;
@ -793,16 +793,71 @@ namespace Volian.Controls.Library
MergedRanges.Clear();
_ReadingXml = true;
//Console.WriteLine("LoadGrid - Before ReadXML");
ReadXml(str);
//Console.WriteLine("LoadGrid - After ReadXML");
_ReadingXml = false;
Select(-1, -1); // this keeps the cell from being selected when the grid is first displayed
Visible = true;
}
private void ReadXml(string str)
{
// Get the height/width adjusted for the DPI. Depending on if the DPI setting for the current user's
// monitor is different than the DPI setting saved in the grid record, table height/width of rows/columns
// will be incorrect, i.e. lots of extra white space. The reason behind this is that the height/width
// of table cells are stored as dots (from the monitor) in the underlying component one flexgrid.
str = AdjustHeightAndWidthForDPI(str);
using (StringReader sr = new StringReader(str))
{
ReadXml(sr);
this.BorderStyle = C1.Win.C1FlexGrid.Util.BaseControls.BorderStyleEnum.None;
sr.Close();
}
//Console.WriteLine("LoadGrid - After ReadXML");
_ReadingXml = false;
Select(-1, -1); // this keeps the cell from being selected when the grid is first displayed
Visible = true;
}
private string AdjustHeightAndWidthForDPI(string str)
{
// create a graphics to get the DPI and then compare it to the DPI that is stored in the grid.
// if they are the same, we don't need to do anything.
int DPIscreen = 0;
using (Graphics gr = this.CreateGraphics())
{
DPIscreen = (int)gr.DpiX;
}
XmlDocument xd = new XmlDocument();
xd.LoadXml(str);
XmlNode xn = xd.SelectSingleNode("//DPI");
if (xn != null && xn.InnerText != DPIscreen.ToString())
{
int DPIgrid = int.Parse(xn.InnerText);
xn.InnerText = DPIscreen.ToString();
// adjust heights and widths based on the difference in DPIs between that what was saved
// in the database(grid) and the current DPI from the screen. Without doing this the
// heights/widths will be 'off', i.e. lots of white space.
XmlNodeList xnl = xd.SelectNodes("//Height");
foreach (XmlNode xni in xnl)
{
int measurement = int.Parse(xni.InnerText);
if (measurement != -1)
xni.InnerText = ((measurement * DPIscreen) / DPIgrid).ToString();
}
xnl = xd.SelectNodes("//Width");
foreach (XmlNode xni in xnl)
{
int measurement = int.Parse(xni.InnerText);
if (measurement != -1)
xni.InnerText = ((measurement * DPIscreen) / DPIgrid).ToString();
}
xnl = xd.SelectNodes("//DefaultSize");
foreach (XmlNode xni in xnl)
{
int measurement = int.Parse(xni.InnerText);
if (measurement != -1)
xni.InnerText = ((measurement * DPIscreen) / DPIgrid).ToString();
}
str = xd.OuterXml;
}
return str;
}
private void SetupGrid(int numrows, int numcols) //C1FlexGrid NewGrid()
{