75 lines
2.0 KiB
C#
75 lines
2.0 KiB
C#
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using System;
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using System.IO;
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using System.Windows.Forms;
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namespace Browser
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{
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/// <summary>
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/// Summary description for SourceTextView.
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/// </summary>
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public class SourceTextView {
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private AST ASTRoot;
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private string FName;
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private TextBox tb;
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private Model model;
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public SourceTextView(Model model, TextBox tb) {
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this.model = model;
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this.tb = tb;
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model.ObjectChangedHandler += new ObjectChangedEventHandler(this.ObjectChanged);
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}
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public static Control NewControl(Model model, object o) {
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IHasCoordinate ihc = (IHasCoordinate) o;
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TextBox tb = new TextBox();
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tb.WordWrap = false;
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tb.HideSelection = false;
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tb.Multiline = true;
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tb.ScrollBars = ScrollBars.Both;
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SourceTextView stv = new SourceTextView(model, tb);
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stv.FName = ihc.begin.file;
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if (ihc is AST) {
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AST p = (AST) ihc;
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while (p.parent != null && p.parent.begin.originalFile == ihc.begin.originalFile) {
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p = p.parent;
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}
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stv.ASTRoot = p;
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}
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StreamReader sr = new StreamReader(ihc.begin.originalFile);
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tb.Text = sr.ReadToEnd();
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tb.MouseUp += new MouseEventHandler(stv.Select);
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stv.ObjectChanged();
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return tb;
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}
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public void Select(object o, MouseEventArgs args) {
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Select();
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}
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public void Select() {
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Coordinate begin = new Coordinate(null, 0, 0, FName, tb.SelectionStart);
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Coordinate end = new Coordinate(null, 0, 0, FName, tb.SelectionStart+tb.SelectionLength);
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if (ASTRoot != null) {
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AST node = ASTRoot.find(begin,end);
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if (node != null) {
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model.ChangeObject(node);
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}
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}
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}
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public void ObjectChanged() {
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object o = model.CurrentObject;
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tb.HideSelection = true;
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if (o is IHasCoordinate) {
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IHasCoordinate ihc = (IHasCoordinate) o;
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if (ihc.begin.originalFile == FName) {
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tb.SelectionStart = ihc.begin.fileOffset;
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tb.SelectionLength = ihc.end.fileOffset - ihc.begin.fileOffset;
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tb.HideSelection = false;
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tb.ScrollToCaret();
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}
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}
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}
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}
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}
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